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annotate src/regexp_nfa.c @ 14173:4b59671bce9c v8.1.0104

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patch 8.1.0104: can't build without the +eval feature commit https://github.com/vim/vim/commit/5ec7414a1c0512832f60c17437d6374cbf4b08e9 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jun 23 17:14:41 2018 +0200 patch 8.1.0104: can't build without the +eval feature Problem: Can't build without the +eval feature. Solution: Add #ifdef.
author Christian Brabandt <cb@256bit.org>
date Sat, 23 Jun 2018 17:15:05 +0200
parents 99a96be12254
children 15530de011bc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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4aead6a9b7a9 commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet:
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2 *
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3 * NFA regular expression implementation.
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4 *
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5 * This file is included in "regexp.c".
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6 */
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7
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8 /*
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9 * Logging of NFA engine.
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10 *
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11 * The NFA engine can write four log files:
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12 * - Error log: Contains NFA engine's fatal errors.
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13 * - Dump log: Contains compiled NFA state machine's information.
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14 * - Run log: Contains information of matching procedure.
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15 * - Debug log: Contains detailed information of matching procedure. Can be
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16 * disabled by undefining NFA_REGEXP_DEBUG_LOG.
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17 * The first one can also be used without debug mode.
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18 * The last three are enabled when compiled as debug mode and individually
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19 * disabled by commenting them out.
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20 * The log files can get quite big!
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21 * Do disable all of this when compiling Vim for debugging, undefine DEBUG in
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22 * regexp.c
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23 */
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24 #ifdef DEBUG
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25 # define NFA_REGEXP_ERROR_LOG "nfa_regexp_error.log"
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26 # define ENABLE_LOG
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27 # define NFA_REGEXP_DUMP_LOG "nfa_regexp_dump.log"
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28 # define NFA_REGEXP_RUN_LOG "nfa_regexp_run.log"
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29 # define NFA_REGEXP_DEBUG_LOG "nfa_regexp_debug.log"
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30 #endif
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31
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32 /* Added to NFA_ANY - NFA_NUPPER_IC to include a NL. */
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33 #define NFA_ADD_NL 31
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34
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35 enum
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36 {
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37 NFA_SPLIT = -1024,
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38 NFA_MATCH,
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39 NFA_EMPTY, /* matches 0-length */
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40
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41 NFA_START_COLL, /* [abc] start */
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42 NFA_END_COLL, /* [abc] end */
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43 NFA_START_NEG_COLL, /* [^abc] start */
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44 NFA_END_NEG_COLL, /* [^abc] end (postfix only) */
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45 NFA_RANGE, /* range of the two previous items
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46 * (postfix only) */
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47 NFA_RANGE_MIN, /* low end of a range */
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48 NFA_RANGE_MAX, /* high end of a range */
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49
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50 NFA_CONCAT, /* concatenate two previous items (postfix
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51 * only) */
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52 NFA_OR, /* \| (postfix only) */
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53 NFA_STAR, /* greedy * (postfix only) */
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54 NFA_STAR_NONGREEDY, /* non-greedy * (postfix only) */
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55 NFA_QUEST, /* greedy \? (postfix only) */
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56 NFA_QUEST_NONGREEDY, /* non-greedy \? (postfix only) */
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57
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58 NFA_BOL, /* ^ Begin line */
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59 NFA_EOL, /* $ End line */
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60 NFA_BOW, /* \< Begin word */
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61 NFA_EOW, /* \> End word */
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62 NFA_BOF, /* \%^ Begin file */
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63 NFA_EOF, /* \%$ End file */
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64 NFA_NEWL,
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65 NFA_ZSTART, /* Used for \zs */
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66 NFA_ZEND, /* Used for \ze */
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67 NFA_NOPEN, /* Start of subexpression marked with \%( */
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68 NFA_NCLOSE, /* End of subexpr. marked with \%( ... \) */
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69 NFA_START_INVISIBLE,
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70 NFA_START_INVISIBLE_FIRST,
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71 NFA_START_INVISIBLE_NEG,
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72 NFA_START_INVISIBLE_NEG_FIRST,
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73 NFA_START_INVISIBLE_BEFORE,
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74 NFA_START_INVISIBLE_BEFORE_FIRST,
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75 NFA_START_INVISIBLE_BEFORE_NEG,
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76 NFA_START_INVISIBLE_BEFORE_NEG_FIRST,
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77 NFA_START_PATTERN,
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78 NFA_END_INVISIBLE,
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79 NFA_END_INVISIBLE_NEG,
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80 NFA_END_PATTERN,
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81 NFA_COMPOSING, /* Next nodes in NFA are part of the
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82 composing multibyte char */
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83 NFA_END_COMPOSING, /* End of a composing char in the NFA */
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84 NFA_ANY_COMPOSING, /* \%C: Any composing characters. */
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85 NFA_OPT_CHARS, /* \%[abc] */
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86
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87 /* The following are used only in the postfix form, not in the NFA */
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88 NFA_PREV_ATOM_NO_WIDTH, /* Used for \@= */
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89 NFA_PREV_ATOM_NO_WIDTH_NEG, /* Used for \@! */
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90 NFA_PREV_ATOM_JUST_BEFORE, /* Used for \@<= */
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91 NFA_PREV_ATOM_JUST_BEFORE_NEG, /* Used for \@<! */
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92 NFA_PREV_ATOM_LIKE_PATTERN, /* Used for \@> */
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93
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94 NFA_BACKREF1, /* \1 */
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95 NFA_BACKREF2, /* \2 */
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96 NFA_BACKREF3, /* \3 */
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97 NFA_BACKREF4, /* \4 */
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98 NFA_BACKREF5, /* \5 */
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99 NFA_BACKREF6, /* \6 */
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100 NFA_BACKREF7, /* \7 */
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101 NFA_BACKREF8, /* \8 */
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102 NFA_BACKREF9, /* \9 */
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103 #ifdef FEAT_SYN_HL
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104 NFA_ZREF1, /* \z1 */
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105 NFA_ZREF2, /* \z2 */
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106 NFA_ZREF3, /* \z3 */
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107 NFA_ZREF4, /* \z4 */
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108 NFA_ZREF5, /* \z5 */
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109 NFA_ZREF6, /* \z6 */
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110 NFA_ZREF7, /* \z7 */
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111 NFA_ZREF8, /* \z8 */
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112 NFA_ZREF9, /* \z9 */
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113 #endif
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114 NFA_SKIP, /* Skip characters */
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115
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116 NFA_MOPEN,
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117 NFA_MOPEN1,
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118 NFA_MOPEN2,
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119 NFA_MOPEN3,
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120 NFA_MOPEN4,
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121 NFA_MOPEN5,
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122 NFA_MOPEN6,
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123 NFA_MOPEN7,
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124 NFA_MOPEN8,
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125 NFA_MOPEN9,
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126
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127 NFA_MCLOSE,
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128 NFA_MCLOSE1,
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129 NFA_MCLOSE2,
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130 NFA_MCLOSE3,
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131 NFA_MCLOSE4,
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132 NFA_MCLOSE5,
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parents: 4682
diff changeset
133 NFA_MCLOSE6,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
134 NFA_MCLOSE7,
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parents: 4682
diff changeset
135 NFA_MCLOSE8,
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parents: 4682
diff changeset
136 NFA_MCLOSE9,
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parents: 4682
diff changeset
137
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parents: 4682
diff changeset
138 #ifdef FEAT_SYN_HL
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parents: 4682
diff changeset
139 NFA_ZOPEN,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
140 NFA_ZOPEN1,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
141 NFA_ZOPEN2,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
142 NFA_ZOPEN3,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
143 NFA_ZOPEN4,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
144 NFA_ZOPEN5,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
145 NFA_ZOPEN6,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
146 NFA_ZOPEN7,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
147 NFA_ZOPEN8,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
148 NFA_ZOPEN9,
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parents: 4682
diff changeset
149
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parents: 4682
diff changeset
150 NFA_ZCLOSE,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
151 NFA_ZCLOSE1,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
152 NFA_ZCLOSE2,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
153 NFA_ZCLOSE3,
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Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
154 NFA_ZCLOSE4,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
155 NFA_ZCLOSE5,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
156 NFA_ZCLOSE6,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
157 NFA_ZCLOSE7,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
158 NFA_ZCLOSE8,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
159 NFA_ZCLOSE9,
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parents: 4682
diff changeset
160 #endif
4444
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diff changeset
161
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parents:
diff changeset
162 /* NFA_FIRST_NL */
4686
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parents: 4682
diff changeset
163 NFA_ANY, /* Match any one character. */
4444
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parents:
diff changeset
164 NFA_IDENT, /* Match identifier char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
165 NFA_SIDENT, /* Match identifier char but no digit */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
166 NFA_KWORD, /* Match keyword char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
167 NFA_SKWORD, /* Match word char but no digit */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
168 NFA_FNAME, /* Match file name char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
169 NFA_SFNAME, /* Match file name char but no digit */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
170 NFA_PRINT, /* Match printable char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
171 NFA_SPRINT, /* Match printable char but no digit */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
172 NFA_WHITE, /* Match whitespace char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
173 NFA_NWHITE, /* Match non-whitespace char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
174 NFA_DIGIT, /* Match digit char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
175 NFA_NDIGIT, /* Match non-digit char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
176 NFA_HEX, /* Match hex char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
177 NFA_NHEX, /* Match non-hex char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
178 NFA_OCTAL, /* Match octal char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
179 NFA_NOCTAL, /* Match non-octal char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
180 NFA_WORD, /* Match word char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
181 NFA_NWORD, /* Match non-word char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
182 NFA_HEAD, /* Match head char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
183 NFA_NHEAD, /* Match non-head char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
184 NFA_ALPHA, /* Match alpha char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
185 NFA_NALPHA, /* Match non-alpha char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
186 NFA_LOWER, /* Match lowercase char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
187 NFA_NLOWER, /* Match non-lowercase char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
188 NFA_UPPER, /* Match uppercase char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
189 NFA_NUPPER, /* Match non-uppercase char */
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
190 NFA_LOWER_IC, /* Match [a-z] */
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
191 NFA_NLOWER_IC, /* Match [^a-z] */
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
192 NFA_UPPER_IC, /* Match [A-Z] */
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
193 NFA_NUPPER_IC, /* Match [^A-Z] */
3e9107b86b68 updated for version 7.4.001
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parents: 5255
diff changeset
194
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parents: 5255
diff changeset
195 NFA_FIRST_NL = NFA_ANY + NFA_ADD_NL,
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parents: 5255
diff changeset
196 NFA_LAST_NL = NFA_NUPPER_IC + NFA_ADD_NL,
4583
321cfbef9431 updated for version 7.3.1039
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diff changeset
197
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
198 NFA_CURSOR, /* Match cursor pos */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
199 NFA_LNUM, /* Match line number */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
200 NFA_LNUM_GT, /* Match > line number */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
201 NFA_LNUM_LT, /* Match < line number */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
202 NFA_COL, /* Match cursor column */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
203 NFA_COL_GT, /* Match > cursor column */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
204 NFA_COL_LT, /* Match < cursor column */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
205 NFA_VCOL, /* Match cursor virtual column */
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Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
206 NFA_VCOL_GT, /* Match > cursor virtual column */
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
207 NFA_VCOL_LT, /* Match < cursor virtual column */
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
208 NFA_MARK, /* Match mark */
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
209 NFA_MARK_GT, /* Match > mark */
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
210 NFA_MARK_LT, /* Match < mark */
4730
749e2b2755d5 updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents: 4728
diff changeset
211 NFA_VISUAL, /* Match Visual area */
4583
321cfbef9431 updated for version 7.3.1039
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parents: 4579
diff changeset
212
4444
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parents:
diff changeset
213 /* Character classes [:alnum:] etc */
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Bram Moolenaar <bram@vim.org>
parents:
diff changeset
214 NFA_CLASS_ALNUM,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
215 NFA_CLASS_ALPHA,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
216 NFA_CLASS_BLANK,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
217 NFA_CLASS_CNTRL,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
218 NFA_CLASS_DIGIT,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
219 NFA_CLASS_GRAPH,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
220 NFA_CLASS_LOWER,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
221 NFA_CLASS_PRINT,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
222 NFA_CLASS_PUNCT,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
223 NFA_CLASS_SPACE,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
224 NFA_CLASS_UPPER,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
225 NFA_CLASS_XDIGIT,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
226 NFA_CLASS_TAB,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
227 NFA_CLASS_RETURN,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
228 NFA_CLASS_BACKSPACE,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
229 NFA_CLASS_ESCAPE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
230 };
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parents:
diff changeset
231
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Bram Moolenaar <bram@vim.org>
parents:
diff changeset
232 /* Keep in sync with classchars. */
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Bram Moolenaar <bram@vim.org>
parents:
diff changeset
233 static int nfa_classcodes[] = {
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parents:
diff changeset
234 NFA_ANY, NFA_IDENT, NFA_SIDENT, NFA_KWORD,NFA_SKWORD,
ccecb03e5e8b updated for version 7.3.970
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parents:
diff changeset
235 NFA_FNAME, NFA_SFNAME, NFA_PRINT, NFA_SPRINT,
ccecb03e5e8b updated for version 7.3.970
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parents:
diff changeset
236 NFA_WHITE, NFA_NWHITE, NFA_DIGIT, NFA_NDIGIT,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
237 NFA_HEX, NFA_NHEX, NFA_OCTAL, NFA_NOCTAL,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
238 NFA_WORD, NFA_NWORD, NFA_HEAD, NFA_NHEAD,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
239 NFA_ALPHA, NFA_NALPHA, NFA_LOWER, NFA_NLOWER,
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
240 NFA_UPPER, NFA_NUPPER
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
241 };
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Bram Moolenaar <bram@vim.org>
parents:
diff changeset
242
5511
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Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
243 static char_u e_nul_found[] = N_("E865: (NFA) Regexp end encountered prematurely");
4444
ccecb03e5e8b updated for version 7.3.970
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parents:
diff changeset
244 static char_u e_misplaced[] = N_("E866: (NFA regexp) Misplaced %c");
5511
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parents: 5502
diff changeset
245 static char_u e_ill_char_class[] = N_("E877: (NFA regexp) Invalid character class: %ld");
4444
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parents:
diff changeset
246
6533
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Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
247 /* re_flags passed to nfa_regcomp() */
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Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
248 static int nfa_re_flags;
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parents: 6510
diff changeset
249
4444
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parents:
diff changeset
250 /* NFA regexp \ze operator encountered. */
4569
f262fb02889d updated for version 7.3.1032
Bram Moolenaar <bram@vim.org>
parents: 4567
diff changeset
251 static int nfa_has_zend;
4444
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parents:
diff changeset
252
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
253 /* NFA regexp \1 .. \9 encountered. */
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Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
254 static int nfa_has_backref;
857f6c53f117 updated for version 7.3.1071
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parents: 4615
diff changeset
255
4720
bd6bef0bd0fb updated for version 7.3.1107
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parents: 4718
diff changeset
256 #ifdef FEAT_SYN_HL
4712
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parents: 4696
diff changeset
257 /* NFA regexp has \z( ), set zsubexpr. */
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parents: 4696
diff changeset
258 static int nfa_has_zsubexpr;
4720
bd6bef0bd0fb updated for version 7.3.1107
Bram Moolenaar <bram@vim.org>
parents: 4718
diff changeset
259 #endif
4712
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parents: 4696
diff changeset
260
4561
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Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
261 /* Number of sub expressions actually being used during execution. 1 if only
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
262 * the whole match (subexpr 0) is used. */
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Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
263 static int nfa_nsubexpr;
4d81fdda8f35 updated for version 7.3.1028
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parents: 4559
diff changeset
264
4444
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parents:
diff changeset
265 static int *post_start; /* holds the postfix form of r.e. */
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parents:
diff changeset
266 static int *post_end;
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Bram Moolenaar <bram@vim.org>
parents:
diff changeset
267 static int *post_ptr;
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parents:
diff changeset
268
4555
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Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
269 static int nstate; /* Number of states in the NFA. Also used when
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
270 * executing. */
4696
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Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
271 static int istate; /* Index in the state vector, used in alloc_state() */
4444
ccecb03e5e8b updated for version 7.3.970
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parents:
diff changeset
272
4694
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273 /* If not NULL match must end at this position */
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274 static save_se_T *nfa_endp = NULL;
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275
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276 /* listid is global, so that it increases on recursive calls to
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277 * nfa_regmatch(), which means we don't have to clear the lastlist field of
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278 * all the states. */
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279 static int nfa_listid;
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280 static int nfa_alt_listid;
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281
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282 /* 0 for first call to nfa_regmatch(), 1 for recursive call. */
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283 static int nfa_ll_index = 0;
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284
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285 static int nfa_regcomp_start(char_u *expr, int re_flags);
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286 static int nfa_get_reganch(nfa_state_T *start, int depth);
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287 static int nfa_get_regstart(nfa_state_T *start, int depth);
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288 static char_u *nfa_get_match_text(nfa_state_T *start);
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289 static int realloc_post_list(void);
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290 static int nfa_recognize_char_class(char_u *start, char_u *end, int extra_newl);
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291 static int nfa_emit_equi_class(int c);
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292 static int nfa_regatom(void);
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293 static int nfa_regpiece(void);
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294 static int nfa_regconcat(void);
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295 static int nfa_regbranch(void);
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296 static int nfa_reg(int paren);
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297 #ifdef DEBUG
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298 static void nfa_set_code(int c);
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299 static void nfa_postfix_dump(char_u *expr, int retval);
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300 static void nfa_print_state(FILE *debugf, nfa_state_T *state);
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301 static void nfa_print_state2(FILE *debugf, nfa_state_T *state, garray_T *indent);
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302 static void nfa_dump(nfa_regprog_T *prog);
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303 #endif
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304 static int *re2post(void);
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305 static nfa_state_T *alloc_state(int c, nfa_state_T *out, nfa_state_T *out1);
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306 static void st_error(int *postfix, int *end, int *p);
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307 static int nfa_max_width(nfa_state_T *startstate, int depth);
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308 static nfa_state_T *post2nfa(int *postfix, int *end, int nfa_calc_size);
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309 static void nfa_postprocess(nfa_regprog_T *prog);
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310 static int check_char_class(int class, int c);
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311 static void nfa_save_listids(nfa_regprog_T *prog, int *list);
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312 static void nfa_restore_listids(nfa_regprog_T *prog, int *list);
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313 static int nfa_re_num_cmp(long_u val, int op, long_u pos);
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314 static long nfa_regtry(nfa_regprog_T *prog, colnr_T col, proftime_T *tm, int *timed_out);
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315 static long nfa_regexec_both(char_u *line, colnr_T col, proftime_T *tm, int *timed_out);
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316 static regprog_T *nfa_regcomp(char_u *expr, int re_flags);
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317 static void nfa_regfree(regprog_T *prog);
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318 static int nfa_regexec_nl(regmatch_T *rmp, char_u *line, colnr_T col, int line_lbr);
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319 static long nfa_regexec_multi(regmmatch_T *rmp, win_T *win, buf_T *buf, linenr_T lnum, colnr_T col, proftime_T *tm, int *timed_out);
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320 static int match_follows(nfa_state_T *startstate, int depth);
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321 static int failure_chance(nfa_state_T *state, int depth);
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322
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323 /* helper functions used when doing re2post() ... regatom() parsing */
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324 #define EMIT(c) do { \
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325 if (post_ptr >= post_end && realloc_post_list() == FAIL) \
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326 return FAIL; \
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327 *post_ptr++ = c; \
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328 } while (0)
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329
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330 /*
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331 * Initialize internal variables before NFA compilation.
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332 * Return OK on success, FAIL otherwise.
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333 */
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334 static int
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335 nfa_regcomp_start(
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336 char_u *expr,
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337 int re_flags) /* see vim_regcomp() */
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338 {
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339 size_t postfix_size;
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340 int nstate_max;
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341
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342 nstate = 0;
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343 istate = 0;
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344 /* A reasonable estimation for maximum size */
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345 nstate_max = (int)(STRLEN(expr) + 1) * 25;
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346
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347 /* Some items blow up in size, such as [A-z]. Add more space for that.
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348 * When it is still not enough realloc_post_list() will be used. */
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349 nstate_max += 1000;
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350
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351 /* Size for postfix representation of expr. */
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352 postfix_size = sizeof(int) * nstate_max;
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353
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354 post_start = (int *)lalloc(postfix_size, TRUE);
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355 if (post_start == NULL)
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356 return FAIL;
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357 post_ptr = post_start;
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358 post_end = post_start + nstate_max;
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359 nfa_has_zend = FALSE;
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360 nfa_has_backref = FALSE;
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361
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362 /* shared with BT engine */
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363 regcomp_start(expr, re_flags);
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364
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365 return OK;
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366 }
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367
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368 /*
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369 * Figure out if the NFA state list starts with an anchor, must match at start
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370 * of the line.
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371 */
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372 static int
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373 nfa_get_reganch(nfa_state_T *start, int depth)
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374 {
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375 nfa_state_T *p = start;
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376
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377 if (depth > 4)
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378 return 0;
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379
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380 while (p != NULL)
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381 {
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382 switch (p->c)
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383 {
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384 case NFA_BOL:
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385 case NFA_BOF:
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386 return 1; /* yes! */
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387
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388 case NFA_ZSTART:
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389 case NFA_ZEND:
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390 case NFA_CURSOR:
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391 case NFA_VISUAL:
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392
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parents: 4770
diff changeset
393 case NFA_MOPEN:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
394 case NFA_MOPEN1:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
395 case NFA_MOPEN2:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
396 case NFA_MOPEN3:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
397 case NFA_MOPEN4:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
398 case NFA_MOPEN5:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
399 case NFA_MOPEN6:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
400 case NFA_MOPEN7:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
401 case NFA_MOPEN8:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
402 case NFA_MOPEN9:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
403 case NFA_NOPEN:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
404 #ifdef FEAT_SYN_HL
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
405 case NFA_ZOPEN:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
406 case NFA_ZOPEN1:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
407 case NFA_ZOPEN2:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
408 case NFA_ZOPEN3:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
409 case NFA_ZOPEN4:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
410 case NFA_ZOPEN5:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
411 case NFA_ZOPEN6:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
412 case NFA_ZOPEN7:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
413 case NFA_ZOPEN8:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
414 case NFA_ZOPEN9:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
415 #endif
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
416 p = p->out;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
417 break;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
418
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
419 case NFA_SPLIT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
420 return nfa_get_reganch(p->out, depth + 1)
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
421 && nfa_get_reganch(p->out1, depth + 1);
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
422
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
423 default:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
424 return 0; /* noooo */
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
425 }
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
426 }
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
427 return 0;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
428 }
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
429
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
430 /*
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
431 * Figure out if the NFA state list starts with a character which must match
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
432 * at start of the match.
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
433 */
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
434 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
435 nfa_get_regstart(nfa_state_T *start, int depth)
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
436 {
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
437 nfa_state_T *p = start;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
438
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
439 if (depth > 4)
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
440 return 0;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
441
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
442 while (p != NULL)
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
443 {
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
444 switch (p->c)
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
445 {
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
446 /* all kinds of zero-width matches */
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
447 case NFA_BOL:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
448 case NFA_BOF:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
449 case NFA_BOW:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
450 case NFA_EOW:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
451 case NFA_ZSTART:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
452 case NFA_ZEND:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
453 case NFA_CURSOR:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
454 case NFA_VISUAL:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
455 case NFA_LNUM:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
456 case NFA_LNUM_GT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
457 case NFA_LNUM_LT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
458 case NFA_COL:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
459 case NFA_COL_GT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
460 case NFA_COL_LT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
461 case NFA_VCOL:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
462 case NFA_VCOL_GT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
463 case NFA_VCOL_LT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
464 case NFA_MARK:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
465 case NFA_MARK_GT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
466 case NFA_MARK_LT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
467
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
468 case NFA_MOPEN:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
469 case NFA_MOPEN1:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
470 case NFA_MOPEN2:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
471 case NFA_MOPEN3:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
472 case NFA_MOPEN4:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
473 case NFA_MOPEN5:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
474 case NFA_MOPEN6:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
475 case NFA_MOPEN7:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
476 case NFA_MOPEN8:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
477 case NFA_MOPEN9:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
478 case NFA_NOPEN:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
479 #ifdef FEAT_SYN_HL
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
480 case NFA_ZOPEN:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
481 case NFA_ZOPEN1:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
482 case NFA_ZOPEN2:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
483 case NFA_ZOPEN3:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
484 case NFA_ZOPEN4:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
485 case NFA_ZOPEN5:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
486 case NFA_ZOPEN6:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
487 case NFA_ZOPEN7:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
488 case NFA_ZOPEN8:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
489 case NFA_ZOPEN9:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
490 #endif
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
491 p = p->out;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
492 break;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
493
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
494 case NFA_SPLIT:
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
495 {
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
496 int c1 = nfa_get_regstart(p->out, depth + 1);
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
497 int c2 = nfa_get_regstart(p->out1, depth + 1);
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
498
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
499 if (c1 == c2)
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
500 return c1; /* yes! */
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
501 return 0;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
502 }
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
503
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
504 default:
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
505 if (p->c > 0)
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
506 return p->c; /* yes! */
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
507 return 0;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
508 }
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
509 }
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
510 return 0;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
511 }
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
512
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
513 /*
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
514 * Figure out if the NFA state list contains just literal text and nothing
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
515 * else. If so return a string in allocated memory with what must match after
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
516 * regstart. Otherwise return NULL.
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
517 */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
518 static char_u *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
519 nfa_get_match_text(nfa_state_T *start)
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
520 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
521 nfa_state_T *p = start;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
522 int len = 0;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
523 char_u *ret;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
524 char_u *s;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
525
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
526 if (p->c != NFA_MOPEN)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
527 return NULL; /* just in case */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
528 p = p->out;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
529 while (p->c > 0)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
530 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
531 len += MB_CHAR2LEN(p->c);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
532 p = p->out;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
533 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
534 if (p->c != NFA_MCLOSE || p->out->c != NFA_MATCH)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
535 return NULL;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
536
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
537 ret = alloc(len);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
538 if (ret != NULL)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
539 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
540 p = start->out->out; /* skip first char, it goes into regstart */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
541 s = ret;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
542 while (p->c > 0)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
543 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
544 #ifdef FEAT_MBYTE
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
545 if (has_mbyte)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
546 s += (*mb_char2bytes)(p->c, s);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
547 else
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
548 #endif
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
549 *s++ = p->c;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
550 p = p->out;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
551 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
552 *s = NUL;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
553 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
554 return ret;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
555 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
556
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
557 /*
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
558 * Allocate more space for post_start. Called when
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
559 * running above the estimated number of states.
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
560 */
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
561 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
562 realloc_post_list(void)
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
563 {
4667
9e7ef781d494 updated for version 7.3.1081
Bram Moolenaar <bram@vim.org>
parents: 4661
diff changeset
564 int nstate_max = (int)(post_end - post_start);
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
565 int new_max = nstate_max + 1000;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
566 int *new_start;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
567 int *old_start;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
568
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
569 new_start = (int *)lalloc(new_max * sizeof(int), TRUE);
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
570 if (new_start == NULL)
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
571 return FAIL;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
572 mch_memmove(new_start, post_start, nstate_max * sizeof(int));
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
573 old_start = post_start;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
574 post_start = new_start;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
575 post_ptr = new_start + (post_ptr - old_start);
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
576 post_end = post_start + new_max;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
577 vim_free(old_start);
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
578 return OK;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
579 }
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
580
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
581 /*
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
582 * Search between "start" and "end" and try to recognize a
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
583 * character class in expanded form. For example [0-9].
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
584 * On success, return the id the character class to be emitted.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
585 * On failure, return 0 (=FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
586 * Start points to the first char of the range, while end should point
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
587 * to the closing brace.
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
588 * Keep in mind that 'ignorecase' applies at execution time, thus [a-z] may
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
589 * need to be interpreted as [a-zA-Z].
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
590 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
591 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
592 nfa_recognize_char_class(char_u *start, char_u *end, int extra_newl)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
593 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
594 # define CLASS_not 0x80
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
595 # define CLASS_af 0x40
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
596 # define CLASS_AF 0x20
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
597 # define CLASS_az 0x10
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
598 # define CLASS_AZ 0x08
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
599 # define CLASS_o7 0x04
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
600 # define CLASS_o9 0x02
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
601 # define CLASS_underscore 0x01
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
602
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
603 int newl = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
604 char_u *p;
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
605 int config = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
606
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
607 if (extra_newl == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
608 newl = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
609
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
610 if (*end != ']')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
611 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
612 p = start;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
613 if (*p == '^')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
614 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
615 config |= CLASS_not;
4720
bd6bef0bd0fb updated for version 7.3.1107
Bram Moolenaar <bram@vim.org>
parents: 4718
diff changeset
616 p++;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
617 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
618
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
619 while (p < end)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
620 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
621 if (p + 2 < end && *(p + 1) == '-')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
622 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
623 switch (*p)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
624 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
625 case '0':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
626 if (*(p + 2) == '9')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
627 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
628 config |= CLASS_o9;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
629 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
630 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
631 if (*(p + 2) == '7')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
632 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
633 config |= CLASS_o7;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
634 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
635 }
11469
0ade9dd85156 patch 8.0.0618: NFA regex engine handles [0-z] incorrectly
Christian Brabandt <cb@256bit.org>
parents: 11269
diff changeset
636 return FAIL;
0ade9dd85156 patch 8.0.0618: NFA regex engine handles [0-z] incorrectly
Christian Brabandt <cb@256bit.org>
parents: 11269
diff changeset
637
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
638 case 'a':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
639 if (*(p + 2) == 'z')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
640 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
641 config |= CLASS_az;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
642 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
643 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
644 if (*(p + 2) == 'f')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
645 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
646 config |= CLASS_af;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
647 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
648 }
11469
0ade9dd85156 patch 8.0.0618: NFA regex engine handles [0-z] incorrectly
Christian Brabandt <cb@256bit.org>
parents: 11269
diff changeset
649 return FAIL;
0ade9dd85156 patch 8.0.0618: NFA regex engine handles [0-z] incorrectly
Christian Brabandt <cb@256bit.org>
parents: 11269
diff changeset
650
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
651 case 'A':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
652 if (*(p + 2) == 'Z')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
653 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
654 config |= CLASS_AZ;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
655 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
656 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
657 if (*(p + 2) == 'F')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
658 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
659 config |= CLASS_AF;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
660 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
661 }
11469
0ade9dd85156 patch 8.0.0618: NFA regex engine handles [0-z] incorrectly
Christian Brabandt <cb@256bit.org>
parents: 11269
diff changeset
662 return FAIL;
0ade9dd85156 patch 8.0.0618: NFA regex engine handles [0-z] incorrectly
Christian Brabandt <cb@256bit.org>
parents: 11269
diff changeset
663
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
664 default:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
665 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
666 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
667 p += 3;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
668 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
669 else if (p + 1 < end && *p == '\\' && *(p + 1) == 'n')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
670 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
671 newl = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
672 p += 2;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
673 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
674 else if (*p == '_')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
675 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
676 config |= CLASS_underscore;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
677 p ++;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
678 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
679 else if (*p == '\n')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
680 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
681 newl = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
682 p ++;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
683 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
684 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
685 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
686 } /* while (p < end) */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
687
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
688 if (p != end)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
689 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
690
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
691 if (newl == TRUE)
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
692 extra_newl = NFA_ADD_NL;
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
693
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
694 switch (config)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
695 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
696 case CLASS_o9:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
697 return extra_newl + NFA_DIGIT;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
698 case CLASS_not | CLASS_o9:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
699 return extra_newl + NFA_NDIGIT;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
700 case CLASS_af | CLASS_AF | CLASS_o9:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
701 return extra_newl + NFA_HEX;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
702 case CLASS_not | CLASS_af | CLASS_AF | CLASS_o9:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
703 return extra_newl + NFA_NHEX;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
704 case CLASS_o7:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
705 return extra_newl + NFA_OCTAL;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
706 case CLASS_not | CLASS_o7:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
707 return extra_newl + NFA_NOCTAL;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
708 case CLASS_az | CLASS_AZ | CLASS_o9 | CLASS_underscore:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
709 return extra_newl + NFA_WORD;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
710 case CLASS_not | CLASS_az | CLASS_AZ | CLASS_o9 | CLASS_underscore:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
711 return extra_newl + NFA_NWORD;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
712 case CLASS_az | CLASS_AZ | CLASS_underscore:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
713 return extra_newl + NFA_HEAD;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
714 case CLASS_not | CLASS_az | CLASS_AZ | CLASS_underscore:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
715 return extra_newl + NFA_NHEAD;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
716 case CLASS_az | CLASS_AZ:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
717 return extra_newl + NFA_ALPHA;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
718 case CLASS_not | CLASS_az | CLASS_AZ:
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
719 return extra_newl + NFA_NALPHA;
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
720 case CLASS_az:
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
721 return extra_newl + NFA_LOWER_IC;
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
722 case CLASS_not | CLASS_az:
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
723 return extra_newl + NFA_NLOWER_IC;
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
724 case CLASS_AZ:
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
725 return extra_newl + NFA_UPPER_IC;
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
726 case CLASS_not | CLASS_AZ:
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
727 return extra_newl + NFA_NUPPER_IC;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
728 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
729 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
730 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
731
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
732 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
733 * Produce the bytes for equivalence class "c".
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
734 * Currently only handles latin1, latin9 and utf-8.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
735 * Emits bytes in postfix notation: 'a,b,NFA_OR,c,NFA_OR' is
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
736 * equivalent to 'a OR b OR c'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
737 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
738 * NOTE! When changing this function, also update reg_equi_class()
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
739 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
740 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
741 nfa_emit_equi_class(int c)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
742 {
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
743 #define EMIT2(c) EMIT(c); EMIT(NFA_CONCAT);
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
744 #ifdef FEAT_MBYTE
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
745 # define EMITMBC(c) EMIT(c); EMIT(NFA_CONCAT);
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
746 #else
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
747 # define EMITMBC(c)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
748 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
749
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
750 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
751 if (enc_utf8 || STRCMP(p_enc, "latin1") == 0
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
752 || STRCMP(p_enc, "iso-8859-15") == 0)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
753 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
754 {
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
755 #ifdef EBCDIC
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
756 # define A_circumflex 0x62
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
757 # define A_diaeresis 0x63
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
758 # define A_grave 0x64
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
759 # define A_acute 0x65
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
760 # define A_virguilla 0x66
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
761 # define A_ring 0x67
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
762 # define C_cedilla 0x68
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
763 # define E_acute 0x71
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
764 # define E_circumflex 0x72
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
765 # define E_diaeresis 0x73
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
766 # define E_grave 0x74
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
767 # define I_acute 0x75
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
768 # define I_circumflex 0x76
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
769 # define I_diaeresis 0x77
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
770 # define I_grave 0x78
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
771 # define N_virguilla 0x69
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
772 # define O_circumflex 0xeb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
773 # define O_diaeresis 0xec
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
774 # define O_grave 0xed
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
775 # define O_acute 0xee
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
776 # define O_virguilla 0xef
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
777 # define O_slash 0x80
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
778 # define U_circumflex 0xfb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
779 # define U_diaeresis 0xfc
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
780 # define U_grave 0xfd
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
781 # define U_acute 0xfe
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
782 # define Y_acute 0xba
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
783 # define a_grave 0x42
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
784 # define a_acute 0x43
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
785 # define a_circumflex 0x44
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
786 # define a_virguilla 0x45
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
787 # define a_diaeresis 0x46
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
788 # define a_ring 0x47
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
789 # define c_cedilla 0x48
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
790 # define e_grave 0x51
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
791 # define e_acute 0x52
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
792 # define e_circumflex 0x53
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
793 # define e_diaeresis 0x54
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
794 # define i_grave 0x55
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
795 # define i_acute 0x56
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
796 # define i_circumflex 0x57
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
797 # define i_diaeresis 0x58
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
798 # define n_virguilla 0x49
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
799 # define o_grave 0xcb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
800 # define o_acute 0xcc
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
801 # define o_circumflex 0xcd
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
802 # define o_virguilla 0xce
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
803 # define o_diaeresis 0xcf
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
804 # define o_slash 0x70
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
805 # define u_grave 0xdb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
806 # define u_acute 0xdc
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
807 # define u_circumflex 0xdd
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
808 # define u_diaeresis 0xde
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
809 # define y_acute 0x8d
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
810 # define y_diaeresis 0xdf
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
811 #else
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
812 # define A_grave 0xc0
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
813 # define A_acute 0xc1
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
814 # define A_circumflex 0xc2
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
815 # define A_virguilla 0xc3
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
816 # define A_diaeresis 0xc4
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
817 # define A_ring 0xc5
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
818 # define C_cedilla 0xc7
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
819 # define E_grave 0xc8
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
820 # define E_acute 0xc9
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
821 # define E_circumflex 0xca
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
822 # define E_diaeresis 0xcb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
823 # define I_grave 0xcc
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
824 # define I_acute 0xcd
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
825 # define I_circumflex 0xce
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
826 # define I_diaeresis 0xcf
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
827 # define N_virguilla 0xd1
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
828 # define O_grave 0xd2
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
829 # define O_acute 0xd3
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
830 # define O_circumflex 0xd4
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
831 # define O_virguilla 0xd5
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
832 # define O_diaeresis 0xd6
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
833 # define O_slash 0xd8
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
834 # define U_grave 0xd9
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
835 # define U_acute 0xda
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
836 # define U_circumflex 0xdb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
837 # define U_diaeresis 0xdc
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
838 # define Y_acute 0xdd
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
839 # define a_grave 0xe0
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
840 # define a_acute 0xe1
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
841 # define a_circumflex 0xe2
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
842 # define a_virguilla 0xe3
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
843 # define a_diaeresis 0xe4
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
844 # define a_ring 0xe5
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
845 # define c_cedilla 0xe7
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
846 # define e_grave 0xe8
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
847 # define e_acute 0xe9
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
848 # define e_circumflex 0xea
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
849 # define e_diaeresis 0xeb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
850 # define i_grave 0xec
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
851 # define i_acute 0xed
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
852 # define i_circumflex 0xee
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
853 # define i_diaeresis 0xef
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
854 # define n_virguilla 0xf1
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
855 # define o_grave 0xf2
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
856 # define o_acute 0xf3
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
857 # define o_circumflex 0xf4
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
858 # define o_virguilla 0xf5
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
859 # define o_diaeresis 0xf6
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
860 # define o_slash 0xf8
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
861 # define u_grave 0xf9
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
862 # define u_acute 0xfa
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
863 # define u_circumflex 0xfb
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
864 # define u_diaeresis 0xfc
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
865 # define y_acute 0xfd
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
866 # define y_diaeresis 0xff
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
867 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
868 switch (c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
869 {
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
870 case 'A': case A_grave: case A_acute: case A_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
871 case A_virguilla: case A_diaeresis: case A_ring:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
872 CASEMBC(0x100) CASEMBC(0x102) CASEMBC(0x104)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
873 CASEMBC(0x1cd) CASEMBC(0x1de) CASEMBC(0x1e0)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
874 CASEMBC(0x1ea2)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
875 EMIT2('A'); EMIT2(A_grave); EMIT2(A_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
876 EMIT2(A_circumflex); EMIT2(A_virguilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
877 EMIT2(A_diaeresis); EMIT2(A_ring);
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
878 EMITMBC(0x100) EMITMBC(0x102) EMITMBC(0x104)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
879 EMITMBC(0x1cd) EMITMBC(0x1de) EMITMBC(0x1e0)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
880 EMITMBC(0x1ea2)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
881 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
882
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
883 case 'B': CASEMBC(0x1e02) CASEMBC(0x1e06)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
884 EMIT2('B'); EMITMBC(0x1e02) EMITMBC(0x1e06)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
885 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
886
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
887 case 'C': case C_cedilla: CASEMBC(0x106) CASEMBC(0x108)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
888 CASEMBC(0x10a) CASEMBC(0x10c)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
889 EMIT2('C'); EMIT2(C_cedilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
890 EMITMBC(0x106) EMITMBC(0x108)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
891 EMITMBC(0x10a) EMITMBC(0x10c)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
892 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
893
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
894 case 'D': CASEMBC(0x10e) CASEMBC(0x110) CASEMBC(0x1e0a)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
895 CASEMBC(0x1e0e) CASEMBC(0x1e10)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
896 EMIT2('D'); EMITMBC(0x10e) EMITMBC(0x110) EMITMBC(0x1e0a)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
897 EMITMBC(0x1e0e) EMITMBC(0x1e10)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
898 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
899
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
900 case 'E': case E_grave: case E_acute: case E_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
901 case E_diaeresis: CASEMBC(0x112) CASEMBC(0x114)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
902 CASEMBC(0x116) CASEMBC(0x118) CASEMBC(0x11a)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
903 CASEMBC(0x1eba) CASEMBC(0x1ebc)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
904 EMIT2('E'); EMIT2(E_grave); EMIT2(E_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
905 EMIT2(E_circumflex); EMIT2(E_diaeresis);
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
906 EMITMBC(0x112) EMITMBC(0x114) EMITMBC(0x116)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
907 EMITMBC(0x118) EMITMBC(0x11a) EMITMBC(0x1eba)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
908 EMITMBC(0x1ebc)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
909 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
910
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
911 case 'F': CASEMBC(0x1e1e)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
912 EMIT2('F'); EMITMBC(0x1e1e)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
913 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
914
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
915 case 'G': CASEMBC(0x11c) CASEMBC(0x11e) CASEMBC(0x120)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
916 CASEMBC(0x122) CASEMBC(0x1e4) CASEMBC(0x1e6)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
917 CASEMBC(0x1f4) CASEMBC(0x1e20)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
918 EMIT2('G'); EMITMBC(0x11c) EMITMBC(0x11e) EMITMBC(0x120)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
919 EMITMBC(0x122) EMITMBC(0x1e4) EMITMBC(0x1e6)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
920 EMITMBC(0x1f4) EMITMBC(0x1e20)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
921 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
922
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
923 case 'H': CASEMBC(0x124) CASEMBC(0x126) CASEMBC(0x1e22)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
924 CASEMBC(0x1e26) CASEMBC(0x1e28)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
925 EMIT2('H'); EMITMBC(0x124) EMITMBC(0x126) EMITMBC(0x1e22)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
926 EMITMBC(0x1e26) EMITMBC(0x1e28)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
927 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
928
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
929 case 'I': case I_grave: case I_acute: case I_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
930 case I_diaeresis: CASEMBC(0x128) CASEMBC(0x12a)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
931 CASEMBC(0x12c) CASEMBC(0x12e) CASEMBC(0x130)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
932 CASEMBC(0x1cf) CASEMBC(0x1ec8)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
933 EMIT2('I'); EMIT2(I_grave); EMIT2(I_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
934 EMIT2(I_circumflex); EMIT2(I_diaeresis);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
935 EMITMBC(0x128) EMITMBC(0x12a)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
936 EMITMBC(0x12c) EMITMBC(0x12e) EMITMBC(0x130)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
937 EMITMBC(0x1cf) EMITMBC(0x1ec8)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
938 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
939
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
940 case 'J': CASEMBC(0x134)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
941 EMIT2('J'); EMITMBC(0x134)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
942 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
943
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
944 case 'K': CASEMBC(0x136) CASEMBC(0x1e8) CASEMBC(0x1e30)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
945 CASEMBC(0x1e34)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
946 EMIT2('K'); EMITMBC(0x136) EMITMBC(0x1e8) EMITMBC(0x1e30)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
947 EMITMBC(0x1e34)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
948 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
949
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
950 case 'L': CASEMBC(0x139) CASEMBC(0x13b) CASEMBC(0x13d)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
951 CASEMBC(0x13f) CASEMBC(0x141) CASEMBC(0x1e3a)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
952 EMIT2('L'); EMITMBC(0x139) EMITMBC(0x13b) EMITMBC(0x13d)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
953 EMITMBC(0x13f) EMITMBC(0x141) EMITMBC(0x1e3a)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
954 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
955
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
956 case 'M': CASEMBC(0x1e3e) CASEMBC(0x1e40)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
957 EMIT2('M'); EMITMBC(0x1e3e) EMITMBC(0x1e40)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
958 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
959
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
960 case 'N': case N_virguilla: CASEMBC(0x143) CASEMBC(0x145)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
961 CASEMBC(0x147) CASEMBC(0x1e44) CASEMBC(0x1e48)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
962 EMIT2('N'); EMIT2(N_virguilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
963 EMITMBC(0x143) EMITMBC(0x145)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
964 EMITMBC(0x147) EMITMBC(0x1e44) EMITMBC(0x1e48)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
965 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
966
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
967 case 'O': case O_grave: case O_acute: case O_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
968 case O_virguilla: case O_diaeresis: case O_slash:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
969 CASEMBC(0x14c) CASEMBC(0x14e) CASEMBC(0x150)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
970 CASEMBC(0x1a0) CASEMBC(0x1d1) CASEMBC(0x1ea)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
971 CASEMBC(0x1ec) CASEMBC(0x1ece)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
972 EMIT2('O'); EMIT2(O_grave); EMIT2(O_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
973 EMIT2(O_circumflex); EMIT2(O_virguilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
974 EMIT2(O_diaeresis); EMIT2(O_slash);
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
975 EMITMBC(0x14c) EMITMBC(0x14e) EMITMBC(0x150)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
976 EMITMBC(0x1a0) EMITMBC(0x1d1) EMITMBC(0x1ea)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
977 EMITMBC(0x1ec) EMITMBC(0x1ece)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
978 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
979
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
980 case 'P': case 0x1e54: case 0x1e56:
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
981 EMIT2('P'); EMITMBC(0x1e54) EMITMBC(0x1e56)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
982 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
983
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
984 case 'R': CASEMBC(0x154) CASEMBC(0x156) CASEMBC(0x158)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
985 CASEMBC(0x1e58) CASEMBC(0x1e5e)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
986 EMIT2('R'); EMITMBC(0x154) EMITMBC(0x156) EMITMBC(0x158)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
987 EMITMBC(0x1e58) EMITMBC(0x1e5e)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
988 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
989
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
990 case 'S': CASEMBC(0x15a) CASEMBC(0x15c) CASEMBC(0x15e)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
991 CASEMBC(0x160) CASEMBC(0x1e60)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
992 EMIT2('S'); EMITMBC(0x15a) EMITMBC(0x15c) EMITMBC(0x15e)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
993 EMITMBC(0x160) EMITMBC(0x1e60)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
994 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
995
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
996 case 'T': CASEMBC(0x162) CASEMBC(0x164) CASEMBC(0x166)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
997 CASEMBC(0x1e6a) CASEMBC(0x1e6e)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
998 EMIT2('T'); EMITMBC(0x162) EMITMBC(0x164) EMITMBC(0x166)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
999 EMITMBC(0x1e6a) EMITMBC(0x1e6e)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1000 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1001
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1002 case 'U': case U_grave: case U_acute: case U_diaeresis:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1003 case U_circumflex: CASEMBC(0x168) CASEMBC(0x16a)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1004 CASEMBC(0x16c) CASEMBC(0x16e) CASEMBC(0x170)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1005 CASEMBC(0x172) CASEMBC(0x1af) CASEMBC(0x1d3)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1006 CASEMBC(0x1ee6)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1007 EMIT2('U'); EMIT2(U_grave); EMIT2(U_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1008 EMIT2(U_diaeresis); EMIT2(U_circumflex);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1009 EMITMBC(0x168) EMITMBC(0x16a)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1010 EMITMBC(0x16c) EMITMBC(0x16e) EMITMBC(0x170)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1011 EMITMBC(0x172) EMITMBC(0x1af) EMITMBC(0x1d3)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1012 EMITMBC(0x1ee6)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1013 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1014
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1015 case 'V': CASEMBC(0x1e7c)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1016 EMIT2('V'); EMITMBC(0x1e7c)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1017 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1018
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1019 case 'W': CASEMBC(0x174) CASEMBC(0x1e80) CASEMBC(0x1e82)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1020 CASEMBC(0x1e84) CASEMBC(0x1e86)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1021 EMIT2('W'); EMITMBC(0x174) EMITMBC(0x1e80) EMITMBC(0x1e82)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1022 EMITMBC(0x1e84) EMITMBC(0x1e86)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1023 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1024
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1025 case 'X': CASEMBC(0x1e8a) CASEMBC(0x1e8c)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1026 EMIT2('X'); EMITMBC(0x1e8a) EMITMBC(0x1e8c)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1027 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1028
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1029 case 'Y': case Y_acute: CASEMBC(0x176) CASEMBC(0x178)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1030 CASEMBC(0x1e8e) CASEMBC(0x1ef2) CASEMBC(0x1ef6)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1031 CASEMBC(0x1ef8)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1032 EMIT2('Y'); EMIT2(Y_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1033 EMITMBC(0x176) EMITMBC(0x178)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1034 EMITMBC(0x1e8e) EMITMBC(0x1ef2) EMITMBC(0x1ef6)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1035 EMITMBC(0x1ef8)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1036 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1037
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1038 case 'Z': CASEMBC(0x179) CASEMBC(0x17b) CASEMBC(0x17d)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1039 CASEMBC(0x1b5) CASEMBC(0x1e90) CASEMBC(0x1e94)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1040 EMIT2('Z'); EMITMBC(0x179) EMITMBC(0x17b) EMITMBC(0x17d)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1041 EMITMBC(0x1b5) EMITMBC(0x1e90) EMITMBC(0x1e94)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1042 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1043
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1044 case 'a': case a_grave: case a_acute: case a_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1045 case a_virguilla: case a_diaeresis: case a_ring:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1046 CASEMBC(0x101) CASEMBC(0x103) CASEMBC(0x105)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1047 CASEMBC(0x1ce) CASEMBC(0x1df) CASEMBC(0x1e1)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1048 CASEMBC(0x1ea3)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1049 EMIT2('a'); EMIT2(a_grave); EMIT2(a_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1050 EMIT2(a_circumflex); EMIT2(a_virguilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1051 EMIT2(a_diaeresis); EMIT2(a_ring);
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1052 EMITMBC(0x101) EMITMBC(0x103) EMITMBC(0x105)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1053 EMITMBC(0x1ce) EMITMBC(0x1df) EMITMBC(0x1e1)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1054 EMITMBC(0x1ea3)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1055 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1056
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1057 case 'b': CASEMBC(0x1e03) CASEMBC(0x1e07)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1058 EMIT2('b'); EMITMBC(0x1e03) EMITMBC(0x1e07)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1059 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1060
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1061 case 'c': case c_cedilla: CASEMBC(0x107) CASEMBC(0x109)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1062 CASEMBC(0x10b) CASEMBC(0x10d)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1063 EMIT2('c'); EMIT2(c_cedilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1064 EMITMBC(0x107) EMITMBC(0x109)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1065 EMITMBC(0x10b) EMITMBC(0x10d)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1066 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1067
6914
94b179585851 patch 7.4.776
Bram Moolenaar <bram@vim.org>
parents: 6787
diff changeset
1068 case 'd': CASEMBC(0x10f) CASEMBC(0x111) CASEMBC(0x1e0b)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1069 CASEMBC(0x1e0f) CASEMBC(0x1e11)
6914
94b179585851 patch 7.4.776
Bram Moolenaar <bram@vim.org>
parents: 6787
diff changeset
1070 EMIT2('d'); EMITMBC(0x10f) EMITMBC(0x111)
94b179585851 patch 7.4.776
Bram Moolenaar <bram@vim.org>
parents: 6787
diff changeset
1071 EMITMBC(0x1e0b) EMITMBC(0x1e0f) EMITMBC(0x1e11)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1072 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1073
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1074 case 'e': case e_grave: case e_acute: case e_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1075 case e_diaeresis: CASEMBC(0x113) CASEMBC(0x115)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1076 CASEMBC(0x117) CASEMBC(0x119) CASEMBC(0x11b)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1077 CASEMBC(0x1ebb) CASEMBC(0x1ebd)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1078 EMIT2('e'); EMIT2(e_grave); EMIT2(e_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1079 EMIT2(e_circumflex); EMIT2(e_diaeresis);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1080 EMITMBC(0x113) EMITMBC(0x115)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1081 EMITMBC(0x117) EMITMBC(0x119) EMITMBC(0x11b)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1082 EMITMBC(0x1ebb) EMITMBC(0x1ebd)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1083 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1084
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1085 case 'f': CASEMBC(0x1e1f)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1086 EMIT2('f'); EMITMBC(0x1e1f)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1087 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1088
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1089 case 'g': CASEMBC(0x11d) CASEMBC(0x11f) CASEMBC(0x121)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1090 CASEMBC(0x123) CASEMBC(0x1e5) CASEMBC(0x1e7)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1091 CASEMBC(0x1f5) CASEMBC(0x1e21)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1092 EMIT2('g'); EMITMBC(0x11d) EMITMBC(0x11f) EMITMBC(0x121)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1093 EMITMBC(0x123) EMITMBC(0x1e5) EMITMBC(0x1e7)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1094 EMITMBC(0x1f5) EMITMBC(0x1e21)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1095 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1096
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1097 case 'h': CASEMBC(0x125) CASEMBC(0x127) CASEMBC(0x1e23)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1098 CASEMBC(0x1e27) CASEMBC(0x1e29) CASEMBC(0x1e96)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1099 EMIT2('h'); EMITMBC(0x125) EMITMBC(0x127) EMITMBC(0x1e23)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1100 EMITMBC(0x1e27) EMITMBC(0x1e29) EMITMBC(0x1e96)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1101 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1102
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1103 case 'i': case i_grave: case i_acute: case i_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1104 case i_diaeresis: CASEMBC(0x129) CASEMBC(0x12b)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1105 CASEMBC(0x12d) CASEMBC(0x12f) CASEMBC(0x1d0)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1106 CASEMBC(0x1ec9)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1107 EMIT2('i'); EMIT2(i_grave); EMIT2(i_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1108 EMIT2(i_circumflex); EMIT2(i_diaeresis);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1109 EMITMBC(0x129) EMITMBC(0x12b)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1110 EMITMBC(0x12d) EMITMBC(0x12f) EMITMBC(0x1d0)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1111 EMITMBC(0x1ec9)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1112 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1113
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1114 case 'j': CASEMBC(0x135) CASEMBC(0x1f0)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1115 EMIT2('j'); EMITMBC(0x135) EMITMBC(0x1f0)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1116 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1117
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1118 case 'k': CASEMBC(0x137) CASEMBC(0x1e9) CASEMBC(0x1e31)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1119 CASEMBC(0x1e35)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1120 EMIT2('k'); EMITMBC(0x137) EMITMBC(0x1e9) EMITMBC(0x1e31)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1121 EMITMBC(0x1e35)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1122 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1123
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1124 case 'l': CASEMBC(0x13a) CASEMBC(0x13c) CASEMBC(0x13e)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1125 CASEMBC(0x140) CASEMBC(0x142) CASEMBC(0x1e3b)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1126 EMIT2('l'); EMITMBC(0x13a) EMITMBC(0x13c) EMITMBC(0x13e)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1127 EMITMBC(0x140) EMITMBC(0x142) EMITMBC(0x1e3b)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1128 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1129
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1130 case 'm': CASEMBC(0x1e3f) CASEMBC(0x1e41)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1131 EMIT2('m'); EMITMBC(0x1e3f) EMITMBC(0x1e41)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1132 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1133
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1134 case 'n': case n_virguilla: CASEMBC(0x144) CASEMBC(0x146)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1135 CASEMBC(0x148) CASEMBC(0x149) CASEMBC(0x1e45)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1136 CASEMBC(0x1e49)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1137 EMIT2('n'); EMIT2(n_virguilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1138 EMITMBC(0x144) EMITMBC(0x146)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1139 EMITMBC(0x148) EMITMBC(0x149) EMITMBC(0x1e45)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1140 EMITMBC(0x1e49)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1141 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1142
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1143 case 'o': case o_grave: case o_acute: case o_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1144 case o_virguilla: case o_diaeresis: case o_slash:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1145 CASEMBC(0x14d) CASEMBC(0x14f) CASEMBC(0x151)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1146 CASEMBC(0x1a1) CASEMBC(0x1d2) CASEMBC(0x1eb)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1147 CASEMBC(0x1ed) CASEMBC(0x1ecf)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1148 EMIT2('o'); EMIT2(o_grave); EMIT2(o_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1149 EMIT2(o_circumflex); EMIT2(o_virguilla);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1150 EMIT2(o_diaeresis); EMIT2(o_slash);
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1151 EMITMBC(0x14d) EMITMBC(0x14f) EMITMBC(0x151)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1152 EMITMBC(0x1a1) EMITMBC(0x1d2) EMITMBC(0x1eb)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1153 EMITMBC(0x1ed) EMITMBC(0x1ecf)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1154 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1155
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1156 case 'p': CASEMBC(0x1e55) CASEMBC(0x1e57)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1157 EMIT2('p'); EMITMBC(0x1e55) EMITMBC(0x1e57)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1158 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1159
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1160 case 'r': CASEMBC(0x155) CASEMBC(0x157) CASEMBC(0x159)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1161 CASEMBC(0x1e59) CASEMBC(0x1e5f)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1162 EMIT2('r'); EMITMBC(0x155) EMITMBC(0x157) EMITMBC(0x159)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1163 EMITMBC(0x1e59) EMITMBC(0x1e5f)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1164 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1165
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1166 case 's': CASEMBC(0x15b) CASEMBC(0x15d) CASEMBC(0x15f)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1167 CASEMBC(0x161) CASEMBC(0x1e61)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1168 EMIT2('s'); EMITMBC(0x15b) EMITMBC(0x15d) EMITMBC(0x15f)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1169 EMITMBC(0x161) EMITMBC(0x1e61)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1170 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1171
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1172 case 't': CASEMBC(0x163) CASEMBC(0x165) CASEMBC(0x167)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1173 CASEMBC(0x1e6b) CASEMBC(0x1e6f) CASEMBC(0x1e97)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1174 EMIT2('t'); EMITMBC(0x163) EMITMBC(0x165) EMITMBC(0x167)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1175 EMITMBC(0x1e6b) EMITMBC(0x1e6f) EMITMBC(0x1e97)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1176 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1177
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1178 case 'u': case u_grave: case u_acute: case u_circumflex:
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1179 case u_diaeresis: CASEMBC(0x169) CASEMBC(0x16b)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1180 CASEMBC(0x16d) CASEMBC(0x16f) CASEMBC(0x171)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1181 CASEMBC(0x173) CASEMBC(0x1b0) CASEMBC(0x1d4)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1182 CASEMBC(0x1ee7)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1183 EMIT2('u'); EMIT2(u_grave); EMIT2(u_acute);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1184 EMIT2(u_circumflex); EMIT2(u_diaeresis);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1185 EMITMBC(0x169) EMITMBC(0x16b)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1186 EMITMBC(0x16d) EMITMBC(0x16f) EMITMBC(0x171)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1187 EMITMBC(0x173) EMITMBC(0x1b0) EMITMBC(0x1d4)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1188 EMITMBC(0x1ee7)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1189 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1190
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1191 case 'v': CASEMBC(0x1e7d)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1192 EMIT2('v'); EMITMBC(0x1e7d)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1193 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1194
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1195 case 'w': CASEMBC(0x175) CASEMBC(0x1e81) CASEMBC(0x1e83)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1196 CASEMBC(0x1e85) CASEMBC(0x1e87) CASEMBC(0x1e98)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1197 EMIT2('w'); EMITMBC(0x175) EMITMBC(0x1e81) EMITMBC(0x1e83)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1198 EMITMBC(0x1e85) EMITMBC(0x1e87) EMITMBC(0x1e98)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1199 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1200
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1201 case 'x': CASEMBC(0x1e8b) CASEMBC(0x1e8d)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1202 EMIT2('x'); EMITMBC(0x1e8b) EMITMBC(0x1e8d)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1203 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1204
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1205 case 'y': case y_acute: case y_diaeresis: CASEMBC(0x177)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1206 CASEMBC(0x1e8f) CASEMBC(0x1e99) CASEMBC(0x1ef3)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1207 CASEMBC(0x1ef7) CASEMBC(0x1ef9)
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1208 EMIT2('y'); EMIT2(y_acute); EMIT2(y_diaeresis);
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1209 EMITMBC(0x177)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1210 EMITMBC(0x1e8f) EMITMBC(0x1e99) EMITMBC(0x1ef3)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1211 EMITMBC(0x1ef7) EMITMBC(0x1ef9)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1212 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1213
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1214 case 'z': CASEMBC(0x17a) CASEMBC(0x17c) CASEMBC(0x17e)
8841
f196308a2813 commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
Christian Brabandt <cb@256bit.org>
parents: 8021
diff changeset
1215 CASEMBC(0x1b6) CASEMBC(0x1e91) CASEMBC(0x1e95)
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1216 EMIT2('z'); EMITMBC(0x17a) EMITMBC(0x17c) EMITMBC(0x17e)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1217 EMITMBC(0x1b6) EMITMBC(0x1e91) EMITMBC(0x1e95)
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1218 return OK;
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1219
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1220 /* default: character itself */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1221 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1222 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1223
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1224 EMIT2(c);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1225 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1226 #undef EMIT2
5351
923738744a60 updated for version 7.4.028
Bram Moolenaar <bram@vim.org>
parents: 5336
diff changeset
1227 #undef EMITMBC
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1228 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1229
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1230 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1231 * Code to parse regular expression.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1232 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1233 * We try to reuse parsing functions in regexp.c to
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1234 * minimize surprise and keep the syntax consistent.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1235 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1236
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1237 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1238 * Parse the lowest level.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1239 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1240 * An atom can be one of a long list of items. Many atoms match one character
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1241 * in the text. It is often an ordinary character or a character class.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1242 * Braces can be used to make a pattern into an atom. The "\z(\)" construct
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1243 * is only for syntax highlighting.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1244 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1245 * atom ::= ordinary-atom
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1246 * or \( pattern \)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1247 * or \%( pattern \)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1248 * or \z( pattern \)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1249 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1250 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
1251 nfa_regatom(void)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1252 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1253 int c;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1254 int charclass;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1255 int equiclass;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1256 int collclass;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1257 int got_coll_char;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1258 char_u *p;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1259 char_u *endp;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1260 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1261 char_u *old_regparse = regparse;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1262 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1263 int extra = 0;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1264 int emit_range;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1265 int negated;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1266 int result;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1267 int startc = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1268 int endc = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1269 int oldstartc = -1;
8021
b6b4f354df23 commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents: 7833
diff changeset
1270 int save_prev_at_start = prev_at_start;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1271
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1272 c = getchr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1273 switch (c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1274 {
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1275 case NUL:
5511
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1276 EMSG_RET_FAIL(_(e_nul_found));
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1277
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1278 case Magic('^'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1279 EMIT(NFA_BOL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1280 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1281
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1282 case Magic('$'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1283 EMIT(NFA_EOL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1284 #if defined(FEAT_SYN_HL) || defined(PROTO)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1285 had_eol = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1286 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1287 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1288
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1289 case Magic('<'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1290 EMIT(NFA_BOW);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1291 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1292
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1293 case Magic('>'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1294 EMIT(NFA_EOW);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1295 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1296
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1297 case Magic('_'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1298 c = no_Magic(getchr());
5511
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1299 if (c == NUL)
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1300 EMSG_RET_FAIL(_(e_nul_found));
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1301
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1302 if (c == '^') /* "\_^" is start-of-line */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1303 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1304 EMIT(NFA_BOL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1305 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1306 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1307 if (c == '$') /* "\_$" is end-of-line */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1308 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1309 EMIT(NFA_EOL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1310 #if defined(FEAT_SYN_HL) || defined(PROTO)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1311 had_eol = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1312 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1313 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1314 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1315
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1316 extra = NFA_ADD_NL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1317
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1318 /* "\_[" is collection plus newline */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1319 if (c == '[')
4517
9a2183bd8295 updated for version 7.3.1006
Bram Moolenaar <bram@vim.org>
parents: 4515
diff changeset
1320 goto collection;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1321
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1322 /* "\_x" is character class plus newline */
12674
e769c912fcd9 patch 8.0.1215: newer gcc warns for implicit fallthrough
Christian Brabandt <cb@256bit.org>
parents: 11896
diff changeset
1323 /* FALLTHROUGH */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1324
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1325 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1326 * Character classes.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1327 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1328 case Magic('.'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1329 case Magic('i'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1330 case Magic('I'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1331 case Magic('k'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1332 case Magic('K'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1333 case Magic('f'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1334 case Magic('F'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1335 case Magic('p'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1336 case Magic('P'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1337 case Magic('s'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1338 case Magic('S'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1339 case Magic('d'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1340 case Magic('D'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1341 case Magic('x'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1342 case Magic('X'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1343 case Magic('o'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1344 case Magic('O'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1345 case Magic('w'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1346 case Magic('W'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1347 case Magic('h'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1348 case Magic('H'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1349 case Magic('a'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1350 case Magic('A'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1351 case Magic('l'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1352 case Magic('L'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1353 case Magic('u'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1354 case Magic('U'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1355 p = vim_strchr(classchars, no_Magic(c));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1356 if (p == NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1357 {
5511
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1358 if (extra == NFA_ADD_NL)
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1359 {
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1360 EMSGN(_(e_ill_char_class), c);
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1361 rc_did_emsg = TRUE;
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1362 return FAIL;
dd7d1a86b311 updated for version 7.4.104
Bram Moolenaar <bram@vim.org>
parents: 5502
diff changeset
1363 }
10540
ea7fbae33285 patch 8.0.0160: EMSG() is sometimes used where it should be IEMSG()
Christian Brabandt <cb@256bit.org>
parents: 10245
diff changeset
1364 IEMSGN("INTERNAL: Unknown character class char: %ld", c);
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
1365 return FAIL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1366 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1367 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1368 /* When '.' is followed by a composing char ignore the dot, so that
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1369 * the composing char is matched here. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1370 if (enc_utf8 && c == Magic('.') && utf_iscomposing(peekchr()))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1371 {
4535
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
1372 old_regparse = regparse;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1373 c = getchr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1374 goto nfa_do_multibyte;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1375 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1376 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1377 EMIT(nfa_classcodes[p - classchars]);
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1378 if (extra == NFA_ADD_NL)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1379 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1380 EMIT(NFA_NEWL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1381 EMIT(NFA_OR);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1382 regflags |= RF_HASNL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1383 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1384 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1385
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1386 case Magic('n'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1387 if (reg_string)
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1388 /* In a string "\n" matches a newline character. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1389 EMIT(NL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1390 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1391 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1392 /* In buffer text "\n" matches the end of a line. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1393 EMIT(NFA_NEWL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1394 regflags |= RF_HASNL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1395 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1396 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1397
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1398 case Magic('('):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1399 if (nfa_reg(REG_PAREN) == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1400 return FAIL; /* cascaded error */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1401 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1402
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1403 case Magic('|'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1404 case Magic('&'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1405 case Magic(')'):
4450
09e1e574a52d updated for version 7.3.973
Bram Moolenaar <bram@vim.org>
parents: 4444
diff changeset
1406 EMSGN(_(e_misplaced), no_Magic(c));
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1407 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1408
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1409 case Magic('='):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1410 case Magic('?'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1411 case Magic('+'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1412 case Magic('@'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1413 case Magic('*'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1414 case Magic('{'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1415 /* these should follow an atom, not form an atom */
4450
09e1e574a52d updated for version 7.3.973
Bram Moolenaar <bram@vim.org>
parents: 4444
diff changeset
1416 EMSGN(_(e_misplaced), no_Magic(c));
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1417 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1418
4714
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1419 case Magic('~'):
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1420 {
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1421 char_u *lp;
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1422
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1423 /* Previous substitute pattern.
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1424 * Generated as "\%(pattern\)". */
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1425 if (reg_prev_sub == NULL)
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1426 {
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1427 EMSG(_(e_nopresub));
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1428 return FAIL;
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1429 }
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1430 for (lp = reg_prev_sub; *lp != NUL; MB_CPTR_ADV(lp))
4714
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1431 {
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1432 EMIT(PTR2CHAR(lp));
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1433 if (lp != reg_prev_sub)
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1434 EMIT(NFA_CONCAT);
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1435 }
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1436 EMIT(NFA_NOPEN);
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1437 break;
fc4d7f02ea3a updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents: 4712
diff changeset
1438 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1439
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1440 case Magic('1'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1441 case Magic('2'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1442 case Magic('3'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1443 case Magic('4'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1444 case Magic('5'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1445 case Magic('6'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1446 case Magic('7'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1447 case Magic('8'):
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1448 case Magic('9'):
11525
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1449 {
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1450 int refnum = no_Magic(c) - '1';
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1451
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1452 if (!seen_endbrace(refnum + 1))
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1453 return FAIL;
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1454 EMIT(NFA_BACKREF1 + refnum);
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1455 nfa_has_backref = TRUE;
14b6b79d685b patch 8.0.0645: no error for illegal back reference in NFA engine
Christian Brabandt <cb@256bit.org>
parents: 11521
diff changeset
1456 }
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
1457 break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1458
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1459 case Magic('z'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1460 c = no_Magic(getchr());
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1461 switch (c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1462 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1463 case 's':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1464 EMIT(NFA_ZSTART);
6170
3ee39fe2df7d updated for version 7.4.421
Bram Moolenaar <bram@vim.org>
parents: 5901
diff changeset
1465 if (re_mult_next("\\zs") == FAIL)
3ee39fe2df7d updated for version 7.4.421
Bram Moolenaar <bram@vim.org>
parents: 5901
diff changeset
1466 return FAIL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1467 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1468 case 'e':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1469 EMIT(NFA_ZEND);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1470 nfa_has_zend = TRUE;
6170
3ee39fe2df7d updated for version 7.4.421
Bram Moolenaar <bram@vim.org>
parents: 5901
diff changeset
1471 if (re_mult_next("\\ze") == FAIL)
3ee39fe2df7d updated for version 7.4.421
Bram Moolenaar <bram@vim.org>
parents: 5901
diff changeset
1472 return FAIL;
4569
f262fb02889d updated for version 7.3.1032
Bram Moolenaar <bram@vim.org>
parents: 4567
diff changeset
1473 break;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1474 #ifdef FEAT_SYN_HL
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1475 case '1':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1476 case '2':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1477 case '3':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1478 case '4':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1479 case '5':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1480 case '6':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1481 case '7':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1482 case '8':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1483 case '9':
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1484 /* \z1...\z9 */
14161
7cac4646c552 patch 8.1.0098: segfault when pattern with z() is very slow
Christian Brabandt <cb@256bit.org>
parents: 14159
diff changeset
1485 if ((reg_do_extmatch & REX_USE) == 0)
4688
371cc0c44097 updated for version 7.3.1091
Bram Moolenaar <bram@vim.org>
parents: 4686
diff changeset
1486 EMSG_RET_FAIL(_(e_z1_not_allowed));
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1487 EMIT(NFA_ZREF1 + (no_Magic(c) - '1'));
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1488 /* No need to set nfa_has_backref, the sub-matches don't
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
1489 * change when \z1 .. \z9 matches or not. */
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1490 re_has_z = REX_USE;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1491 break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1492 case '(':
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1493 /* \z( */
14161
7cac4646c552 patch 8.1.0098: segfault when pattern with z() is very slow
Christian Brabandt <cb@256bit.org>
parents: 14159
diff changeset
1494 if ((reg_do_extmatch & REX_SET) == 0)
4688
371cc0c44097 updated for version 7.3.1091
Bram Moolenaar <bram@vim.org>
parents: 4686
diff changeset
1495 EMSG_RET_FAIL(_(e_z_not_allowed));
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1496 if (nfa_reg(REG_ZPAREN) == FAIL)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1497 return FAIL; /* cascaded error */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1498 re_has_z = REX_SET;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1499 break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
1500 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1501 default:
4450
09e1e574a52d updated for version 7.3.973
Bram Moolenaar <bram@vim.org>
parents: 4444
diff changeset
1502 EMSGN(_("E867: (NFA) Unknown operator '\\z%c'"),
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1503 no_Magic(c));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1504 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1505 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1506 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1507
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1508 case Magic('%'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1509 c = no_Magic(getchr());
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1510 switch (c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1511 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1512 /* () without a back reference */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1513 case '(':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1514 if (nfa_reg(REG_NPAREN) == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1515 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1516 EMIT(NFA_NOPEN);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1517 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1518
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1519 case 'd': /* %d123 decimal */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1520 case 'o': /* %o123 octal */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1521 case 'x': /* %xab hex 2 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1522 case 'u': /* %uabcd hex 4 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1523 case 'U': /* %U1234abcd hex 8 */
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1524 {
12752
09c856605191 patch 8.0.1254: undefined left shift in gethexchrs()
Christian Brabandt <cb@256bit.org>
parents: 12674
diff changeset
1525 long nr;
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1526
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1527 switch (c)
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1528 {
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1529 case 'd': nr = getdecchrs(); break;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1530 case 'o': nr = getoctchrs(); break;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1531 case 'x': nr = gethexchrs(2); break;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1532 case 'u': nr = gethexchrs(4); break;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1533 case 'U': nr = gethexchrs(8); break;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1534 default: nr = -1; break;
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1535 }
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1536
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1537 if (nr < 0)
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1538 EMSG2_RET_FAIL(
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1539 _("E678: Invalid character after %s%%[dxouU]"),
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1540 reg_magic == MAGIC_ALL);
5360
71e92a1cb37d updated for version 7.4.032
Bram Moolenaar <bram@vim.org>
parents: 5351
diff changeset
1541 /* A NUL is stored in the text as NL */
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1542 /* TODO: what if a composing character follows? */
5360
71e92a1cb37d updated for version 7.4.032
Bram Moolenaar <bram@vim.org>
parents: 5351
diff changeset
1543 EMIT(nr == 0 ? 0x0a : nr);
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1544 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1545 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1546
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1547 /* Catch \%^ and \%$ regardless of where they appear in the
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1548 * pattern -- regardless of whether or not it makes sense. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1549 case '^':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1550 EMIT(NFA_BOF);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1551 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1552
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1553 case '$':
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1554 EMIT(NFA_EOF);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1555 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1556
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1557 case '#':
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1558 EMIT(NFA_CURSOR);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1559 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1560
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1561 case 'V':
4730
749e2b2755d5 updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents: 4728
diff changeset
1562 EMIT(NFA_VISUAL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1563 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1564
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
1565 case 'C':
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
1566 EMIT(NFA_ANY_COMPOSING);
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
1567 break;
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
1568
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1569 case '[':
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1570 {
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1571 int n;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1572
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1573 /* \%[abc] */
4944
613651492c19 updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents: 4938
diff changeset
1574 for (n = 0; (c = peekchr()) != ']'; ++n)
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1575 {
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1576 if (c == NUL)
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1577 EMSG2_RET_FAIL(_(e_missing_sb),
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1578 reg_magic == MAGIC_ALL);
4944
613651492c19 updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents: 4938
diff changeset
1579 /* recursive call! */
613651492c19 updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents: 4938
diff changeset
1580 if (nfa_regatom() == FAIL)
613651492c19 updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents: 4938
diff changeset
1581 return FAIL;
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1582 }
4944
613651492c19 updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents: 4938
diff changeset
1583 getchr(); /* get the ] */
4760
532a9855bd30 updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents: 4758
diff changeset
1584 if (n == 0)
532a9855bd30 updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents: 4758
diff changeset
1585 EMSG2_RET_FAIL(_(e_empty_sb),
532a9855bd30 updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents: 4758
diff changeset
1586 reg_magic == MAGIC_ALL);
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1587 EMIT(NFA_OPT_CHARS);
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1588 EMIT(n);
5255
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1589
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1590 /* Emit as "\%(\%[abc]\)" to be able to handle
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1591 * "\%[abc]*" which would cause the empty string to be
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1592 * matched an unlimited number of times. NFA_NOPEN is
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1593 * added only once at a position, while NFA_SPLIT is
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1594 * added multiple times. This is more efficient than
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
1595 * not allowing NFA_SPLIT multiple times, it is used
5255
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1596 * a lot. */
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
1597 EMIT(NFA_NOPEN);
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1598 break;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1599 }
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
1600
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1601 default:
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1602 {
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1603 long n = 0;
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1604 int cmp = c;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1605
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1606 if (c == '<' || c == '>')
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1607 c = getchr();
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1608 while (VIM_ISDIGIT(c))
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1609 {
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1610 n = n * 10 + (c - '0');
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1611 c = getchr();
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1612 }
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1613 if (c == 'l' || c == 'c' || c == 'v')
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1614 {
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1615 if (c == 'l')
8021
b6b4f354df23 commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents: 7833
diff changeset
1616 {
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1617 /* \%{n}l \%{n}<l \%{n}>l */
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1618 EMIT(cmp == '<' ? NFA_LNUM_LT :
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1619 cmp == '>' ? NFA_LNUM_GT : NFA_LNUM);
8021
b6b4f354df23 commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents: 7833
diff changeset
1620 if (save_prev_at_start)
b6b4f354df23 commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents: 7833
diff changeset
1621 at_start = TRUE;
b6b4f354df23 commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents: 7833
diff changeset
1622 }
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1623 else if (c == 'c')
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1624 /* \%{n}c \%{n}<c \%{n}>c */
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1625 EMIT(cmp == '<' ? NFA_COL_LT :
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1626 cmp == '>' ? NFA_COL_GT : NFA_COL);
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1627 else
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1628 /* \%{n}v \%{n}<v \%{n}>v */
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1629 EMIT(cmp == '<' ? NFA_VCOL_LT :
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1630 cmp == '>' ? NFA_VCOL_GT : NFA_VCOL);
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1631 #if VIM_SIZEOF_INT < VIM_SIZEOF_LONG
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1632 if (n > INT_MAX)
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1633 {
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1634 EMSG(_("E951: \\% value too large"));
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1635 return FAIL;
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1636 }
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1637 #endif
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
1638 EMIT((int)n);
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1639 break;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1640 }
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1641 else if (c == '\'' && n == 0)
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1642 {
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1643 /* \%'m \%<'m \%>'m */
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1644 EMIT(cmp == '<' ? NFA_MARK_LT :
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1645 cmp == '>' ? NFA_MARK_GT : NFA_MARK);
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
1646 EMIT(getchr());
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1647 break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
1648 }
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
1649 }
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
1650 EMSGN(_("E867: (NFA) Unknown operator '\\%%%c'"),
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
1651 no_Magic(c));
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1652 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1653 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1654 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1655
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1656 case Magic('['):
4517
9a2183bd8295 updated for version 7.3.1006
Bram Moolenaar <bram@vim.org>
parents: 4515
diff changeset
1657 collection:
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1658 /*
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1659 * [abc] uses NFA_START_COLL - NFA_END_COLL
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1660 * [^abc] uses NFA_START_NEG_COLL - NFA_END_NEG_COLL
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1661 * Each character is produced as a regular state, using
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1662 * NFA_CONCAT to bind them together.
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1663 * Besides normal characters there can be:
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1664 * - character classes NFA_CLASS_*
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1665 * - ranges, two characters followed by NFA_RANGE.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1666 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1667
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1668 p = regparse;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1669 endp = skip_anyof(p);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1670 if (*endp == ']')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1671 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1672 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1673 * Try to reverse engineer character classes. For example,
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1674 * recognize that [0-9] stands for \d and [A-Za-z_] for \h,
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1675 * and perform the necessary substitutions in the NFA.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1676 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1677 result = nfa_recognize_char_class(regparse, endp,
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1678 extra == NFA_ADD_NL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1679 if (result != FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1680 {
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1681 if (result >= NFA_FIRST_NL && result <= NFA_LAST_NL)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1682 {
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1683 EMIT(result - NFA_ADD_NL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1684 EMIT(NFA_NEWL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1685 EMIT(NFA_OR);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1686 }
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1687 else
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1688 EMIT(result);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1689 regparse = endp;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1690 MB_PTR_ADV(regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1691 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1692 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1693 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1694 * Failed to recognize a character class. Use the simple
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1695 * version that turns [abc] into 'a' OR 'b' OR 'c'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1696 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1697 startc = endc = oldstartc = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1698 negated = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1699 if (*regparse == '^') /* negated range */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1700 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1701 negated = TRUE;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1702 MB_PTR_ADV(regparse);
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1703 EMIT(NFA_START_NEG_COLL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1704 }
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1705 else
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1706 EMIT(NFA_START_COLL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1707 if (*regparse == '-')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1708 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1709 startc = '-';
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1710 EMIT(startc);
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1711 EMIT(NFA_CONCAT);
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1712 MB_PTR_ADV(regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1713 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1714 /* Emit the OR branches for each character in the [] */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1715 emit_range = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1716 while (regparse < endp)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1717 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1718 oldstartc = startc;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1719 startc = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1720 got_coll_char = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1721 if (*regparse == '[')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1722 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1723 /* Check for [: :], [= =], [. .] */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1724 equiclass = collclass = 0;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1725 charclass = get_char_class(&regparse);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1726 if (charclass == CLASS_NONE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1727 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1728 equiclass = get_equi_class(&regparse);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1729 if (equiclass == 0)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1730 collclass = get_coll_element(&regparse);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1731 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1732
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1733 /* Character class like [:alpha:] */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1734 if (charclass != CLASS_NONE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1735 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1736 switch (charclass)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1737 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1738 case CLASS_ALNUM:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1739 EMIT(NFA_CLASS_ALNUM);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1740 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1741 case CLASS_ALPHA:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1742 EMIT(NFA_CLASS_ALPHA);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1743 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1744 case CLASS_BLANK:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1745 EMIT(NFA_CLASS_BLANK);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1746 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1747 case CLASS_CNTRL:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1748 EMIT(NFA_CLASS_CNTRL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1749 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1750 case CLASS_DIGIT:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1751 EMIT(NFA_CLASS_DIGIT);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1752 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1753 case CLASS_GRAPH:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1754 EMIT(NFA_CLASS_GRAPH);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1755 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1756 case CLASS_LOWER:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1757 EMIT(NFA_CLASS_LOWER);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1758 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1759 case CLASS_PRINT:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1760 EMIT(NFA_CLASS_PRINT);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1761 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1762 case CLASS_PUNCT:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1763 EMIT(NFA_CLASS_PUNCT);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1764 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1765 case CLASS_SPACE:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1766 EMIT(NFA_CLASS_SPACE);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1767 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1768 case CLASS_UPPER:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1769 EMIT(NFA_CLASS_UPPER);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1770 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1771 case CLASS_XDIGIT:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1772 EMIT(NFA_CLASS_XDIGIT);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1773 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1774 case CLASS_TAB:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1775 EMIT(NFA_CLASS_TAB);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1776 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1777 case CLASS_RETURN:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1778 EMIT(NFA_CLASS_RETURN);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1779 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1780 case CLASS_BACKSPACE:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1781 EMIT(NFA_CLASS_BACKSPACE);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1782 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1783 case CLASS_ESCAPE:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1784 EMIT(NFA_CLASS_ESCAPE);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1785 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1786 }
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1787 EMIT(NFA_CONCAT);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1788 continue;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1789 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1790 /* Try equivalence class [=a=] and the like */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1791 if (equiclass != 0)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1792 {
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1793 result = nfa_emit_equi_class(equiclass);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1794 if (result == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1795 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1796 /* should never happen */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1797 EMSG_RET_FAIL(_("E868: Error building NFA with equivalence class!"));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1798 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1799 continue;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1800 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1801 /* Try collating class like [. .] */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1802 if (collclass != 0)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1803 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1804 startc = collclass; /* allow [.a.]-x as a range */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1805 /* Will emit the proper atom at the end of the
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1806 * while loop. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1807 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1808 }
4677
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1809 /* Try a range like 'a-x' or '\t-z'. Also allows '-' as a
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1810 * start character. */
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1811 if (*regparse == '-' && oldstartc != -1)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1812 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1813 emit_range = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1814 startc = oldstartc;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1815 MB_PTR_ADV(regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1816 continue; /* reading the end of the range */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1817 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1818
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1819 /* Now handle simple and escaped characters.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1820 * Only "\]", "\^", "\]" and "\\" are special in Vi. Vim
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1821 * accepts "\t", "\e", etc., but only when the 'l' flag in
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1822 * 'cpoptions' is not included.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1823 * Posix doesn't recognize backslash at all.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1824 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1825 if (*regparse == '\\'
4744
a62695305e03 updated for version 7.3.1119
Bram Moolenaar <bram@vim.org>
parents: 4742
diff changeset
1826 && !reg_cpo_bsl
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1827 && regparse + 1 <= endp
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1828 && (vim_strchr(REGEXP_INRANGE, regparse[1]) != NULL
4744
a62695305e03 updated for version 7.3.1119
Bram Moolenaar <bram@vim.org>
parents: 4742
diff changeset
1829 || (!reg_cpo_lit
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1830 && vim_strchr(REGEXP_ABBR, regparse[1])
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1831 != NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1832 )
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1833 )
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1834 {
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1835 MB_PTR_ADV(regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1836
4507
9dbbddb2ed10 updated for version 7.3.1001
Bram Moolenaar <bram@vim.org>
parents: 4503
diff changeset
1837 if (*regparse == 'n')
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1838 startc = reg_string ? NL : NFA_NEWL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1839 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1840 if (*regparse == 'd'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1841 || *regparse == 'o'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1842 || *regparse == 'x'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1843 || *regparse == 'u'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1844 || *regparse == 'U'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1845 )
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1846 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1847 /* TODO(RE) This needs more testing */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1848 startc = coll_get_char();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1849 got_coll_char = TRUE;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1850 MB_PTR_BACK(old_regparse, regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1851 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1852 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1853 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1854 /* \r,\t,\e,\b */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1855 startc = backslash_trans(*regparse);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1856 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1857 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1858
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1859 /* Normal printable char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1860 if (startc == -1)
4677
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1861 startc = PTR2CHAR(regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1862
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1863 /* Previous char was '-', so this char is end of range. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1864 if (emit_range)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1865 {
4677
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1866 endc = startc;
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1867 startc = oldstartc;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1868 if (startc > endc)
11480
99ce30ac4226 patch 8.0.0623: error for invalid regexp is not very informative
Christian Brabandt <cb@256bit.org>
parents: 11469
diff changeset
1869 EMSG_RET_FAIL(_(e_reverse_range));
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1870
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1871 if (endc > startc + 2)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1872 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1873 /* Emit a range instead of the sequence of
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1874 * individual characters. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1875 if (startc == 0)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1876 /* \x00 is translated to \x0a, start at \x01. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1877 EMIT(1);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1878 else
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1879 --post_ptr; /* remove NFA_CONCAT */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1880 EMIT(endc);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1881 EMIT(NFA_RANGE);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1882 EMIT(NFA_CONCAT);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1883 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1884 else
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1885 #ifdef FEAT_MBYTE
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1886 if (has_mbyte && ((*mb_char2len)(startc) > 1
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1887 || (*mb_char2len)(endc) > 1))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1888 {
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1889 /* Emit the characters in the range.
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1890 * "startc" was already emitted, so skip it.
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1891 * */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1892 for (c = startc + 1; c <= endc; c++)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1893 {
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
1894 EMIT(c);
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1895 EMIT(NFA_CONCAT);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1896 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1897 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1898 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1899 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1900 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1901 #ifdef EBCDIC
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1902 int alpha_only = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1903
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1904 /* for alphabetical range skip the gaps
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1905 * 'i'-'j', 'r'-'s', 'I'-'J' and 'R'-'S'. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1906 if (isalpha(startc) && isalpha(endc))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1907 alpha_only = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1908 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1909 /* Emit the range. "startc" was already emitted, so
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1910 * skip it. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1911 for (c = startc + 1; c <= endc; c++)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1912 #ifdef EBCDIC
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1913 if (!alpha_only || isalpha(startc))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1914 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1915 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1916 EMIT(c);
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1917 EMIT(NFA_CONCAT);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1918 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1919 }
4677
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1920 emit_range = FALSE;
c1622ff9ed8d updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents: 4675
diff changeset
1921 startc = -1;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1922 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1923 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1924 {
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1925 /* This char (startc) is not part of a range. Just
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1926 * emit it.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1927 * Normally, simply emit startc. But if we get char
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1928 * code=0 from a collating char, then replace it with
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1929 * 0x0a.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1930 * This is needed to completely mimic the behaviour of
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1931 * the backtracking engine. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1932 if (startc == NFA_NEWL)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1933 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1934 /* Line break can't be matched as part of the
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1935 * collection, add an OR below. But not for negated
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1936 * range. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1937 if (!negated)
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1938 extra = NFA_ADD_NL;
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1939 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1940 else
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1941 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1942 if (got_coll_char == TRUE && startc == 0)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1943 EMIT(0x0a);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1944 else
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1945 EMIT(startc);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1946 EMIT(NFA_CONCAT);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1947 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1948 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1949
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1950 MB_PTR_ADV(regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1951 } /* while (p < endp) */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1952
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1953 MB_PTR_BACK(old_regparse, regparse);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1954 if (*regparse == '-') /* if last, '-' is just a char */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1955 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1956 EMIT('-');
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1957 EMIT(NFA_CONCAT);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1958 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1959
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1960 /* skip the trailing ] */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1961 regparse = endp;
11127
506f5d8b7d8b patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 10551
diff changeset
1962 MB_PTR_ADV(regparse);
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1963
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1964 /* Mark end of the collection. */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1965 if (negated == TRUE)
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1966 EMIT(NFA_END_NEG_COLL);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1967 else
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
1968 EMIT(NFA_END_COLL);
4615
5679b8ddd8cc updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents: 4583
diff changeset
1969
5679b8ddd8cc updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents: 4583
diff changeset
1970 /* \_[] also matches \n but it's not negated */
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
1971 if (extra == NFA_ADD_NL)
4615
5679b8ddd8cc updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents: 4583
diff changeset
1972 {
5679b8ddd8cc updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents: 4583
diff changeset
1973 EMIT(reg_string ? NL : NFA_NEWL);
5679b8ddd8cc updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents: 4583
diff changeset
1974 EMIT(NFA_OR);
5679b8ddd8cc updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents: 4583
diff changeset
1975 }
5679b8ddd8cc updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents: 4583
diff changeset
1976
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1977 return OK;
4529
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
1978 } /* if exists closing ] */
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
1979
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
1980 if (reg_strict)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1981 EMSG_RET_FAIL(_(e_missingbracket));
4529
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
1982 /* FALLTHROUGH */
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
1983
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1984 default:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1985 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1986 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1987 int plen;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1988
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1989 nfa_do_multibyte:
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1990 /* plen is length of current char with composing chars */
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1991 if (enc_utf8 && ((*mb_char2len)(c)
11269
121d29004998 patch 8.0.0520: using a function pointer while the function is known
Christian Brabandt <cb@256bit.org>
parents: 11267
diff changeset
1992 != (plen = utfc_ptr2len(old_regparse))
4543
08ac46980953 updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents: 4541
diff changeset
1993 || utf_iscomposing(c)))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
1994 {
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1995 int i = 0;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
1996
4535
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
1997 /* A base character plus composing characters, or just one
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
1998 * or more composing characters.
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
1999 * This requires creating a separate atom as if enclosing
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2000 * the characters in (), where NFA_COMPOSING is the ( and
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2001 * NFA_END_COMPOSING is the ). Note that right now we are
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2002 * building the postfix form, not the NFA itself;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2003 * a composing char could be: a, b, c, NFA_COMPOSING
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2004 * where 'b' and 'c' are chars with codes > 256. */
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2005 for (;;)
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2006 {
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2007 EMIT(c);
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2008 if (i > 0)
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2009 EMIT(NFA_CONCAT);
4529
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
2010 if ((i += utf_char2len(c)) >= plen)
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2011 break;
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2012 c = utf_ptr2char(old_regparse + i);
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2013 }
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
2014 EMIT(NFA_COMPOSING);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2015 regparse = old_regparse + plen;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2016 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2017 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2018 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2019 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2020 c = no_Magic(c);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2021 EMIT(c);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2022 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2023 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2024 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2025 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2026
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2027 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2028 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2029
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2030 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2031 * Parse something followed by possible [*+=].
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2032 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2033 * A piece is an atom, possibly followed by a multi, an indication of how many
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2034 * times the atom can be matched. Example: "a*" matches any sequence of "a"
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2035 * characters: "", "a", "aa", etc.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2036 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2037 * piece ::= atom
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2038 * or atom multi
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2039 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2040 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2041 nfa_regpiece(void)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2042 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2043 int i;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2044 int op;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2045 int ret;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2046 long minval, maxval;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2047 int greedy = TRUE; /* Braces are prefixed with '-' ? */
4679
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2048 parse_state_T old_state;
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2049 parse_state_T new_state;
12752
09c856605191 patch 8.0.1254: undefined left shift in gethexchrs()
Christian Brabandt <cb@256bit.org>
parents: 12674
diff changeset
2050 long c2;
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2051 int old_post_pos;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2052 int my_post_start;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2053 int quest;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2054
4679
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2055 /* Save the current parse state, so that we can use it if <atom>{m,n} is
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2056 * next. */
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2057 save_parse_state(&old_state);
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2058
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2059 /* store current pos in the postfix form, for \{m,n} involving 0s */
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2060 my_post_start = (int)(post_ptr - post_start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2061
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2062 ret = nfa_regatom();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2063 if (ret == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2064 return FAIL; /* cascaded error */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2065
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2066 op = peekchr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2067 if (re_multi_type(op) == NOT_MULTI)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2068 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2069
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2070 skipchr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2071 switch (op)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2072 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2073 case Magic('*'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2074 EMIT(NFA_STAR);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2075 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2076
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2077 case Magic('+'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2078 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2079 * Trick: Normally, (a*)\+ would match the whole input "aaa". The
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2080 * first and only submatch would be "aaa". But the backtracking
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2081 * engine interprets the plus as "try matching one more time", and
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2082 * a* matches a second time at the end of the input, the empty
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2083 * string.
5255
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
2084 * The submatch will be the empty string.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2085 *
4673
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2086 * In order to be consistent with the old engine, we replace
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2087 * <atom>+ with <atom><atom>*
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2088 */
4679
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2089 restore_parse_state(&old_state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2090 curchr = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2091 if (nfa_regatom() == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2092 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2093 EMIT(NFA_STAR);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2094 EMIT(NFA_CONCAT);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2095 skipchr(); /* skip the \+ */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2096 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2097
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2098 case Magic('@'):
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2099 c2 = getdecchrs();
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2100 op = no_Magic(getchr());
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2101 i = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2102 switch(op)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2103 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2104 case '=':
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2105 /* \@= */
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2106 i = NFA_PREV_ATOM_NO_WIDTH;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2107 break;
4661
0dce3d812e7a updated for version 7.3.1078
Bram Moolenaar <bram@vim.org>
parents: 4657
diff changeset
2108 case '!':
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2109 /* \@! */
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2110 i = NFA_PREV_ATOM_NO_WIDTH_NEG;
4661
0dce3d812e7a updated for version 7.3.1078
Bram Moolenaar <bram@vim.org>
parents: 4657
diff changeset
2111 break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2112 case '<':
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2113 op = no_Magic(getchr());
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2114 if (op == '=')
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2115 /* \@<= */
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2116 i = NFA_PREV_ATOM_JUST_BEFORE;
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2117 else if (op == '!')
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2118 /* \@<! */
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2119 i = NFA_PREV_ATOM_JUST_BEFORE_NEG;
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2120 break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2121 case '>':
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2122 /* \@> */
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2123 i = NFA_PREV_ATOM_LIKE_PATTERN;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2124 break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2125 }
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2126 if (i == 0)
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2127 {
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2128 EMSGN(_("E869: (NFA) Unknown operator '\\@%c'"), op);
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2129 return FAIL;
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2130 }
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2131 EMIT(i);
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2132 if (i == NFA_PREV_ATOM_JUST_BEFORE
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2133 || i == NFA_PREV_ATOM_JUST_BEFORE_NEG)
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2134 EMIT(c2);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2135 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2136
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2137 case Magic('?'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2138 case Magic('='):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2139 EMIT(NFA_QUEST);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2140 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2141
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2142 case Magic('{'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2143 /* a{2,5} will expand to 'aaa?a?a?'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2144 * a{-1,3} will expand to 'aa??a??', where ?? is the nongreedy
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2145 * version of '?'
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2146 * \v(ab){2,3} will expand to '(ab)(ab)(ab)?', where all the
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2147 * parenthesis have the same id
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2148 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2149
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2150 greedy = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2151 c2 = peekchr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2152 if (c2 == '-' || c2 == Magic('-'))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2153 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2154 skipchr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2155 greedy = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2156 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2157 if (!read_limits(&minval, &maxval))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2158 EMSG_RET_FAIL(_("E870: (NFA regexp) Error reading repetition limits"));
4762
47906f888725 updated for version 7.3.1128
Bram Moolenaar <bram@vim.org>
parents: 4760
diff changeset
2159
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2160 /* <atom>{0,inf}, <atom>{0,} and <atom>{} are equivalent to
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2161 * <atom>* */
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2162 if (minval == 0 && maxval == MAX_LIMIT)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2163 {
6533
bdc8e71633e4 updated for version 7.4.593
Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
2164 if (greedy) /* { { (match the braces) */
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2165 /* \{}, \{0,} */
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2166 EMIT(NFA_STAR);
6533
bdc8e71633e4 updated for version 7.4.593
Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
2167 else /* { { (match the braces) */
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2168 /* \{-}, \{-0,} */
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2169 EMIT(NFA_STAR_NONGREEDY);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2170 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2171 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2172
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2173 /* Special case: x{0} or x{-0} */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2174 if (maxval == 0)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2175 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2176 /* Ignore result of previous call to nfa_regatom() */
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2177 post_ptr = post_start + my_post_start;
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
2178 /* NFA_EMPTY is 0-length and works everywhere */
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
2179 EMIT(NFA_EMPTY);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2180 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2181 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2182
6533
bdc8e71633e4 updated for version 7.4.593
Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
2183 /* The engine is very inefficient (uses too many states) when the
6594
3cca9b0cc1a0 updated for version 7.4.623
Bram Moolenaar <bram@vim.org>
parents: 6592
diff changeset
2184 * maximum is much larger than the minimum and when the maximum is
3cca9b0cc1a0 updated for version 7.4.623
Bram Moolenaar <bram@vim.org>
parents: 6592
diff changeset
2185 * large. Bail out if we can use the other engine. */
3cca9b0cc1a0 updated for version 7.4.623
Bram Moolenaar <bram@vim.org>
parents: 6592
diff changeset
2186 if ((nfa_re_flags & RE_AUTO)
10551
c3cc8b2aab6a patch 8.0.0165: ubsan warns for integer overflow
Christian Brabandt <cb@256bit.org>
parents: 10540
diff changeset
2187 && (maxval > 500 || maxval > minval + 200))
6533
bdc8e71633e4 updated for version 7.4.593
Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
2188 return FAIL;
bdc8e71633e4 updated for version 7.4.593
Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
2189
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2190 /* Ignore previous call to nfa_regatom() */
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2191 post_ptr = post_start + my_post_start;
4679
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2192 /* Save parse state after the repeated atom and the \{} */
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2193 save_parse_state(&new_state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2194
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2195 quest = (greedy == TRUE? NFA_QUEST : NFA_QUEST_NONGREEDY);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2196 for (i = 0; i < maxval; i++)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2197 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2198 /* Goto beginning of the repeated atom */
4679
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2199 restore_parse_state(&old_state);
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2200 old_post_pos = (int)(post_ptr - post_start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2201 if (nfa_regatom() == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2202 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2203 /* after "minval" times, atoms are optional */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2204 if (i + 1 > minval)
4673
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2205 {
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2206 if (maxval == MAX_LIMIT)
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2207 {
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2208 if (greedy)
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2209 EMIT(NFA_STAR);
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2210 else
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2211 EMIT(NFA_STAR_NONGREEDY);
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2212 }
4673
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2213 else
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2214 EMIT(quest);
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2215 }
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2216 if (old_post_pos != my_post_start)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2217 EMIT(NFA_CONCAT);
4673
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2218 if (i + 1 > minval && maxval == MAX_LIMIT)
05d57d7c2d55 updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents: 4671
diff changeset
2219 break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2220 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2221
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2222 /* Go to just after the repeated atom and the \{} */
4679
4d92b873acef updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents: 4677
diff changeset
2223 restore_parse_state(&new_state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2224 curchr = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2225
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2226 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2227
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2228
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2229 default:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2230 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2231 } /* end switch */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2232
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2233 if (re_multi_type(peekchr()) != NOT_MULTI)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2234 /* Can't have a multi follow a multi. */
14163
99a96be12254 patch 8.1.0099: exclamation mark in error message not needed
Christian Brabandt <cb@256bit.org>
parents: 14161
diff changeset
2235 EMSG_RET_FAIL(_("E871: (NFA regexp) Can't have a multi follow a multi"));
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2236
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2237 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2238 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2239
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2240 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2241 * Parse one or more pieces, concatenated. It matches a match for the
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2242 * first piece, followed by a match for the second piece, etc. Example:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2243 * "f[0-9]b", first matches "f", then a digit and then "b".
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2244 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2245 * concat ::= piece
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2246 * or piece piece
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2247 * or piece piece piece
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2248 * etc.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2249 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2250 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2251 nfa_regconcat(void)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2252 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2253 int cont = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2254 int first = TRUE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2255
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2256 while (cont)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2257 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2258 switch (peekchr())
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2259 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2260 case NUL:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2261 case Magic('|'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2262 case Magic('&'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2263 case Magic(')'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2264 cont = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2265 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2266
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2267 case Magic('Z'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2268 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2269 regflags |= RF_ICOMBINE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2270 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2271 skipchr_keepstart();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2272 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2273 case Magic('c'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2274 regflags |= RF_ICASE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2275 skipchr_keepstart();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2276 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2277 case Magic('C'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2278 regflags |= RF_NOICASE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2279 skipchr_keepstart();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2280 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2281 case Magic('v'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2282 reg_magic = MAGIC_ALL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2283 skipchr_keepstart();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2284 curchr = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2285 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2286 case Magic('m'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2287 reg_magic = MAGIC_ON;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2288 skipchr_keepstart();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2289 curchr = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2290 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2291 case Magic('M'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2292 reg_magic = MAGIC_OFF;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2293 skipchr_keepstart();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2294 curchr = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2295 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2296 case Magic('V'):
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2297 reg_magic = MAGIC_NONE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2298 skipchr_keepstart();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2299 curchr = -1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2300 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2301
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2302 default:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2303 if (nfa_regpiece() == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2304 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2305 if (first == FALSE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2306 EMIT(NFA_CONCAT);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2307 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2308 first = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2309 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2310 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2311 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2312
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2313 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2314 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2315
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2316 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2317 * Parse a branch, one or more concats, separated by "\&". It matches the
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2318 * last concat, but only if all the preceding concats also match at the same
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2319 * position. Examples:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2320 * "foobeep\&..." matches "foo" in "foobeep".
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2321 * ".*Peter\&.*Bob" matches in a line containing both "Peter" and "Bob"
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2322 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2323 * branch ::= concat
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2324 * or concat \& concat
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2325 * or concat \& concat \& concat
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2326 * etc.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2327 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2328 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2329 nfa_regbranch(void)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2330 {
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2331 int old_post_pos;
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2332
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2333 old_post_pos = (int)(post_ptr - post_start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2334
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2335 /* First branch, possibly the only one */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2336 if (nfa_regconcat() == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2337 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2338
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2339 /* Try next concats */
13043
307f2622826f patch 8.0.1397: pattern with & following nothing gives an error
Christian Brabandt <cb@256bit.org>
parents: 12752
diff changeset
2340 while (peekchr() == Magic('&'))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2341 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2342 skipchr();
13043
307f2622826f patch 8.0.1397: pattern with & following nothing gives an error
Christian Brabandt <cb@256bit.org>
parents: 12752
diff changeset
2343 /* if concat is empty do emit a node */
307f2622826f patch 8.0.1397: pattern with & following nothing gives an error
Christian Brabandt <cb@256bit.org>
parents: 12752
diff changeset
2344 if (old_post_pos == (int)(post_ptr - post_start))
307f2622826f patch 8.0.1397: pattern with & following nothing gives an error
Christian Brabandt <cb@256bit.org>
parents: 12752
diff changeset
2345 EMIT(NFA_EMPTY);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2346 EMIT(NFA_NOPEN);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2347 EMIT(NFA_PREV_ATOM_NO_WIDTH);
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2348 old_post_pos = (int)(post_ptr - post_start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2349 if (nfa_regconcat() == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2350 return FAIL;
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
2351 /* if concat is empty do emit a node */
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2352 if (old_post_pos == (int)(post_ptr - post_start))
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
2353 EMIT(NFA_EMPTY);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2354 EMIT(NFA_CONCAT);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2355 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2356
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
2357 /* if a branch is empty, emit one node for it */
4651
f10f63aaec5c updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents: 4649
diff changeset
2358 if (old_post_pos == (int)(post_ptr - post_start))
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
2359 EMIT(NFA_EMPTY);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2360
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2361 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2362 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2363
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2364 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2365 * Parse a pattern, one or more branches, separated by "\|". It matches
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2366 * anything that matches one of the branches. Example: "foo\|beep" matches
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2367 * "foo" and matches "beep". If more than one branch matches, the first one
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2368 * is used.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2369 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2370 * pattern ::= branch
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2371 * or branch \| branch
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2372 * or branch \| branch \| branch
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2373 * etc.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2374 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2375 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2376 nfa_reg(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2377 int paren) /* REG_NOPAREN, REG_PAREN, REG_NPAREN or REG_ZPAREN */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2378 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2379 int parno = 0;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2380
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2381 if (paren == REG_PAREN)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2382 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2383 if (regnpar >= NSUBEXP) /* Too many `(' */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2384 EMSG_RET_FAIL(_("E872: (NFA regexp) Too many '('"));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2385 parno = regnpar++;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2386 }
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2387 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2388 else if (paren == REG_ZPAREN)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2389 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2390 /* Make a ZOPEN node. */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2391 if (regnzpar >= NSUBEXP)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2392 EMSG_RET_FAIL(_("E879: (NFA regexp) Too many \\z("));
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2393 parno = regnzpar++;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2394 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2395 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2396
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2397 if (nfa_regbranch() == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2398 return FAIL; /* cascaded error */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2399
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2400 while (peekchr() == Magic('|'))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2401 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2402 skipchr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2403 if (nfa_regbranch() == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2404 return FAIL; /* cascaded error */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2405 EMIT(NFA_OR);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2406 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2407
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2408 /* Check for proper termination. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2409 if (paren != REG_NOPAREN && getchr() != Magic(')'))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2410 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2411 if (paren == REG_NPAREN)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2412 EMSG2_RET_FAIL(_(e_unmatchedpp), reg_magic == MAGIC_ALL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2413 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2414 EMSG2_RET_FAIL(_(e_unmatchedp), reg_magic == MAGIC_ALL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2415 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2416 else if (paren == REG_NOPAREN && peekchr() != NUL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2417 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2418 if (peekchr() == Magic(')'))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2419 EMSG2_RET_FAIL(_(e_unmatchedpar), reg_magic == MAGIC_ALL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2420 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2421 EMSG_RET_FAIL(_("E873: (NFA regexp) proper termination error"));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2422 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2423 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2424 * Here we set the flag allowing back references to this set of
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2425 * parentheses.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2426 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2427 if (paren == REG_PAREN)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2428 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2429 had_endbrace[parno] = TRUE; /* have seen the close paren */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2430 EMIT(NFA_MOPEN + parno);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2431 }
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2432 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2433 else if (paren == REG_ZPAREN)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2434 EMIT(NFA_ZOPEN + parno);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2435 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2436
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2437 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2438 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2439
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2440 #ifdef DEBUG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2441 static char_u code[50];
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2442
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2443 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2444 nfa_set_code(int c)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2445 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2446 int addnl = FALSE;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2447
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2448 if (c >= NFA_FIRST_NL && c <= NFA_LAST_NL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2449 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2450 addnl = TRUE;
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
2451 c -= NFA_ADD_NL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2452 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2453
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2454 STRCPY(code, "");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2455 switch (c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2456 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2457 case NFA_MATCH: STRCPY(code, "NFA_MATCH "); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2458 case NFA_SPLIT: STRCPY(code, "NFA_SPLIT "); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2459 case NFA_CONCAT: STRCPY(code, "NFA_CONCAT "); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2460 case NFA_NEWL: STRCPY(code, "NFA_NEWL "); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2461 case NFA_ZSTART: STRCPY(code, "NFA_ZSTART"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2462 case NFA_ZEND: STRCPY(code, "NFA_ZEND"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2463
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2464 case NFA_BACKREF1: STRCPY(code, "NFA_BACKREF1"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2465 case NFA_BACKREF2: STRCPY(code, "NFA_BACKREF2"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2466 case NFA_BACKREF3: STRCPY(code, "NFA_BACKREF3"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2467 case NFA_BACKREF4: STRCPY(code, "NFA_BACKREF4"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2468 case NFA_BACKREF5: STRCPY(code, "NFA_BACKREF5"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2469 case NFA_BACKREF6: STRCPY(code, "NFA_BACKREF6"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2470 case NFA_BACKREF7: STRCPY(code, "NFA_BACKREF7"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2471 case NFA_BACKREF8: STRCPY(code, "NFA_BACKREF8"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2472 case NFA_BACKREF9: STRCPY(code, "NFA_BACKREF9"); break;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2473 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2474 case NFA_ZREF1: STRCPY(code, "NFA_ZREF1"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2475 case NFA_ZREF2: STRCPY(code, "NFA_ZREF2"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2476 case NFA_ZREF3: STRCPY(code, "NFA_ZREF3"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2477 case NFA_ZREF4: STRCPY(code, "NFA_ZREF4"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2478 case NFA_ZREF5: STRCPY(code, "NFA_ZREF5"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2479 case NFA_ZREF6: STRCPY(code, "NFA_ZREF6"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2480 case NFA_ZREF7: STRCPY(code, "NFA_ZREF7"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2481 case NFA_ZREF8: STRCPY(code, "NFA_ZREF8"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2482 case NFA_ZREF9: STRCPY(code, "NFA_ZREF9"); break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2483 #endif
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2484 case NFA_SKIP: STRCPY(code, "NFA_SKIP"); break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
2485
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2486 case NFA_PREV_ATOM_NO_WIDTH:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2487 STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH"); break;
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
2488 case NFA_PREV_ATOM_NO_WIDTH_NEG:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
2489 STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH_NEG"); break;
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2490 case NFA_PREV_ATOM_JUST_BEFORE:
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2491 STRCPY(code, "NFA_PREV_ATOM_JUST_BEFORE"); break;
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2492 case NFA_PREV_ATOM_JUST_BEFORE_NEG:
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2493 STRCPY(code, "NFA_PREV_ATOM_JUST_BEFORE_NEG"); break;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2494 case NFA_PREV_ATOM_LIKE_PATTERN:
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2495 STRCPY(code, "NFA_PREV_ATOM_LIKE_PATTERN"); break;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2496
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
2497 case NFA_NOPEN: STRCPY(code, "NFA_NOPEN"); break;
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
2498 case NFA_NCLOSE: STRCPY(code, "NFA_NCLOSE"); break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2499 case NFA_START_INVISIBLE: STRCPY(code, "NFA_START_INVISIBLE"); break;
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2500 case NFA_START_INVISIBLE_FIRST:
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2501 STRCPY(code, "NFA_START_INVISIBLE_FIRST"); break;
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
2502 case NFA_START_INVISIBLE_NEG:
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
2503 STRCPY(code, "NFA_START_INVISIBLE_NEG"); break;
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2504 case NFA_START_INVISIBLE_NEG_FIRST:
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2505 STRCPY(code, "NFA_START_INVISIBLE_NEG_FIRST"); break;
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2506 case NFA_START_INVISIBLE_BEFORE:
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
2507 STRCPY(code, "NFA_START_INVISIBLE_BEFORE"); break;
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2508 case NFA_START_INVISIBLE_BEFORE_FIRST:
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2509 STRCPY(code, "NFA_START_INVISIBLE_BEFORE_FIRST"); break;
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
2510 case NFA_START_INVISIBLE_BEFORE_NEG:
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
2511 STRCPY(code, "NFA_START_INVISIBLE_BEFORE_NEG"); break;
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2512 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST:
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
2513 STRCPY(code, "NFA_START_INVISIBLE_BEFORE_NEG_FIRST"); break;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2514 case NFA_START_PATTERN: STRCPY(code, "NFA_START_PATTERN"); break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2515 case NFA_END_INVISIBLE: STRCPY(code, "NFA_END_INVISIBLE"); break;
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
2516 case NFA_END_INVISIBLE_NEG: STRCPY(code, "NFA_END_INVISIBLE_NEG"); break;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
2517 case NFA_END_PATTERN: STRCPY(code, "NFA_END_PATTERN"); break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2518
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2519 case NFA_COMPOSING: STRCPY(code, "NFA_COMPOSING"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2520 case NFA_END_COMPOSING: STRCPY(code, "NFA_END_COMPOSING"); break;
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
2521 case NFA_OPT_CHARS: STRCPY(code, "NFA_OPT_CHARS"); break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2522
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2523 case NFA_MOPEN:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2524 case NFA_MOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2525 case NFA_MOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2526 case NFA_MOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2527 case NFA_MOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2528 case NFA_MOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2529 case NFA_MOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2530 case NFA_MOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2531 case NFA_MOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2532 case NFA_MOPEN9:
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2533 STRCPY(code, "NFA_MOPEN(x)");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2534 code[10] = c - NFA_MOPEN + '0';
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2535 break;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2536 case NFA_MCLOSE:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2537 case NFA_MCLOSE1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2538 case NFA_MCLOSE2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2539 case NFA_MCLOSE3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2540 case NFA_MCLOSE4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2541 case NFA_MCLOSE5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2542 case NFA_MCLOSE6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2543 case NFA_MCLOSE7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2544 case NFA_MCLOSE8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2545 case NFA_MCLOSE9:
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2546 STRCPY(code, "NFA_MCLOSE(x)");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2547 code[11] = c - NFA_MCLOSE + '0';
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2548 break;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2549 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2550 case NFA_ZOPEN:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2551 case NFA_ZOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2552 case NFA_ZOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2553 case NFA_ZOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2554 case NFA_ZOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2555 case NFA_ZOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2556 case NFA_ZOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2557 case NFA_ZOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2558 case NFA_ZOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2559 case NFA_ZOPEN9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2560 STRCPY(code, "NFA_ZOPEN(x)");
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2561 code[10] = c - NFA_ZOPEN + '0';
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2562 break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2563 case NFA_ZCLOSE:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2564 case NFA_ZCLOSE1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2565 case NFA_ZCLOSE2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2566 case NFA_ZCLOSE3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2567 case NFA_ZCLOSE4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2568 case NFA_ZCLOSE5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2569 case NFA_ZCLOSE6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2570 case NFA_ZCLOSE7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2571 case NFA_ZCLOSE8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2572 case NFA_ZCLOSE9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2573 STRCPY(code, "NFA_ZCLOSE(x)");
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2574 code[11] = c - NFA_ZCLOSE + '0';
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2575 break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
2576 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2577 case NFA_EOL: STRCPY(code, "NFA_EOL "); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2578 case NFA_BOL: STRCPY(code, "NFA_BOL "); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2579 case NFA_EOW: STRCPY(code, "NFA_EOW "); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2580 case NFA_BOW: STRCPY(code, "NFA_BOW "); break;
4671
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
2581 case NFA_EOF: STRCPY(code, "NFA_EOF "); break;
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
2582 case NFA_BOF: STRCPY(code, "NFA_BOF "); break;
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2583 case NFA_LNUM: STRCPY(code, "NFA_LNUM "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2584 case NFA_LNUM_GT: STRCPY(code, "NFA_LNUM_GT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2585 case NFA_LNUM_LT: STRCPY(code, "NFA_LNUM_LT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2586 case NFA_COL: STRCPY(code, "NFA_COL "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2587 case NFA_COL_GT: STRCPY(code, "NFA_COL_GT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2588 case NFA_COL_LT: STRCPY(code, "NFA_COL_LT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2589 case NFA_VCOL: STRCPY(code, "NFA_VCOL "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2590 case NFA_VCOL_GT: STRCPY(code, "NFA_VCOL_GT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2591 case NFA_VCOL_LT: STRCPY(code, "NFA_VCOL_LT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2592 case NFA_MARK: STRCPY(code, "NFA_MARK "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2593 case NFA_MARK_GT: STRCPY(code, "NFA_MARK_GT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2594 case NFA_MARK_LT: STRCPY(code, "NFA_MARK_LT "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2595 case NFA_CURSOR: STRCPY(code, "NFA_CURSOR "); break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2596 case NFA_VISUAL: STRCPY(code, "NFA_VISUAL "); break;
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
2597 case NFA_ANY_COMPOSING: STRCPY(code, "NFA_ANY_COMPOSING "); break;
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
2598
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2599 case NFA_STAR: STRCPY(code, "NFA_STAR "); break;
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2600 case NFA_STAR_NONGREEDY: STRCPY(code, "NFA_STAR_NONGREEDY "); break;
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2601 case NFA_QUEST: STRCPY(code, "NFA_QUEST"); break;
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
2602 case NFA_QUEST_NONGREEDY: STRCPY(code, "NFA_QUEST_NON_GREEDY"); break;
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
2603 case NFA_EMPTY: STRCPY(code, "NFA_EMPTY"); break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2604 case NFA_OR: STRCPY(code, "NFA_OR"); break;
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2605
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2606 case NFA_START_COLL: STRCPY(code, "NFA_START_COLL"); break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2607 case NFA_END_COLL: STRCPY(code, "NFA_END_COLL"); break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2608 case NFA_START_NEG_COLL: STRCPY(code, "NFA_START_NEG_COLL"); break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2609 case NFA_END_NEG_COLL: STRCPY(code, "NFA_END_NEG_COLL"); break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2610 case NFA_RANGE: STRCPY(code, "NFA_RANGE"); break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2611 case NFA_RANGE_MIN: STRCPY(code, "NFA_RANGE_MIN"); break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2612 case NFA_RANGE_MAX: STRCPY(code, "NFA_RANGE_MAX"); break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2613
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2614 case NFA_CLASS_ALNUM: STRCPY(code, "NFA_CLASS_ALNUM"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2615 case NFA_CLASS_ALPHA: STRCPY(code, "NFA_CLASS_ALPHA"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2616 case NFA_CLASS_BLANK: STRCPY(code, "NFA_CLASS_BLANK"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2617 case NFA_CLASS_CNTRL: STRCPY(code, "NFA_CLASS_CNTRL"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2618 case NFA_CLASS_DIGIT: STRCPY(code, "NFA_CLASS_DIGIT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2619 case NFA_CLASS_GRAPH: STRCPY(code, "NFA_CLASS_GRAPH"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2620 case NFA_CLASS_LOWER: STRCPY(code, "NFA_CLASS_LOWER"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2621 case NFA_CLASS_PRINT: STRCPY(code, "NFA_CLASS_PRINT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2622 case NFA_CLASS_PUNCT: STRCPY(code, "NFA_CLASS_PUNCT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2623 case NFA_CLASS_SPACE: STRCPY(code, "NFA_CLASS_SPACE"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2624 case NFA_CLASS_UPPER: STRCPY(code, "NFA_CLASS_UPPER"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2625 case NFA_CLASS_XDIGIT: STRCPY(code, "NFA_CLASS_XDIGIT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2626 case NFA_CLASS_TAB: STRCPY(code, "NFA_CLASS_TAB"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2627 case NFA_CLASS_RETURN: STRCPY(code, "NFA_CLASS_RETURN"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2628 case NFA_CLASS_BACKSPACE: STRCPY(code, "NFA_CLASS_BACKSPACE"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2629 case NFA_CLASS_ESCAPE: STRCPY(code, "NFA_CLASS_ESCAPE"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2630
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2631 case NFA_ANY: STRCPY(code, "NFA_ANY"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2632 case NFA_IDENT: STRCPY(code, "NFA_IDENT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2633 case NFA_SIDENT:STRCPY(code, "NFA_SIDENT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2634 case NFA_KWORD: STRCPY(code, "NFA_KWORD"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2635 case NFA_SKWORD:STRCPY(code, "NFA_SKWORD"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2636 case NFA_FNAME: STRCPY(code, "NFA_FNAME"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2637 case NFA_SFNAME:STRCPY(code, "NFA_SFNAME"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2638 case NFA_PRINT: STRCPY(code, "NFA_PRINT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2639 case NFA_SPRINT:STRCPY(code, "NFA_SPRINT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2640 case NFA_WHITE: STRCPY(code, "NFA_WHITE"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2641 case NFA_NWHITE:STRCPY(code, "NFA_NWHITE"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2642 case NFA_DIGIT: STRCPY(code, "NFA_DIGIT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2643 case NFA_NDIGIT:STRCPY(code, "NFA_NDIGIT"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2644 case NFA_HEX: STRCPY(code, "NFA_HEX"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2645 case NFA_NHEX: STRCPY(code, "NFA_NHEX"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2646 case NFA_OCTAL: STRCPY(code, "NFA_OCTAL"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2647 case NFA_NOCTAL:STRCPY(code, "NFA_NOCTAL"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2648 case NFA_WORD: STRCPY(code, "NFA_WORD"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2649 case NFA_NWORD: STRCPY(code, "NFA_NWORD"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2650 case NFA_HEAD: STRCPY(code, "NFA_HEAD"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2651 case NFA_NHEAD: STRCPY(code, "NFA_NHEAD"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2652 case NFA_ALPHA: STRCPY(code, "NFA_ALPHA"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2653 case NFA_NALPHA:STRCPY(code, "NFA_NALPHA"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2654 case NFA_LOWER: STRCPY(code, "NFA_LOWER"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2655 case NFA_NLOWER:STRCPY(code, "NFA_NLOWER"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2656 case NFA_UPPER: STRCPY(code, "NFA_UPPER"); break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2657 case NFA_NUPPER:STRCPY(code, "NFA_NUPPER"); break;
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
2658 case NFA_LOWER_IC: STRCPY(code, "NFA_LOWER_IC"); break;
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
2659 case NFA_NLOWER_IC: STRCPY(code, "NFA_NLOWER_IC"); break;
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
2660 case NFA_UPPER_IC: STRCPY(code, "NFA_UPPER_IC"); break;
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
2661 case NFA_NUPPER_IC: STRCPY(code, "NFA_NUPPER_IC"); break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2662
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2663 default:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2664 STRCPY(code, "CHAR(x)");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2665 code[5] = c;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2666 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2667
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2668 if (addnl == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2669 STRCAT(code, " + NEWLINE ");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2670
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2671 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2672
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2673 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2674 static FILE *log_fd;
14145
1cf832945469 patch 8.1.0090: "..." used inconsistently in a message
Christian Brabandt <cb@256bit.org>
parents: 14121
diff changeset
2675 static char_u e_log_open_failed[] = N_("Could not open temporary log file for writing, displaying on stderr... ");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2676
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2677 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2678 * Print the postfix notation of the current regexp.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2679 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2680 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2681 nfa_postfix_dump(char_u *expr, int retval)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2682 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2683 int *p;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2684 FILE *f;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2685
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
2686 f = fopen(NFA_REGEXP_DUMP_LOG, "a");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2687 if (f != NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2688 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2689 fprintf(f, "\n-------------------------\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2690 if (retval == FAIL)
14145
1cf832945469 patch 8.1.0090: "..." used inconsistently in a message
Christian Brabandt <cb@256bit.org>
parents: 14121
diff changeset
2691 fprintf(f, ">>> NFA engine failed... \n");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2692 else if (retval == OK)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2693 fprintf(f, ">>> NFA engine succeeded !\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2694 fprintf(f, "Regexp: \"%s\"\nPostfix notation (char): \"", expr);
5255
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
2695 for (p = post_start; *p && p < post_ptr; p++)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2696 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2697 nfa_set_code(*p);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2698 fprintf(f, "%s, ", code);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2699 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2700 fprintf(f, "\"\nPostfix notation (int): ");
5255
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
2701 for (p = post_start; *p && p < post_ptr; p++)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2702 fprintf(f, "%d ", *p);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2703 fprintf(f, "\n\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2704 fclose(f);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2705 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2706 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2707
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2708 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2709 * Print the NFA starting with a root node "state".
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2710 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2711 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2712 nfa_print_state(FILE *debugf, nfa_state_T *state)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2713 {
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2714 garray_T indent;
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2715
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2716 ga_init2(&indent, 1, 64);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2717 ga_append(&indent, '\0');
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2718 nfa_print_state2(debugf, state, &indent);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2719 ga_clear(&indent);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2720 }
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2721
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2722 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2723 nfa_print_state2(FILE *debugf, nfa_state_T *state, garray_T *indent)
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2724 {
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2725 char_u *p;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2726
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2727 if (state == NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2728 return;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2729
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2730 fprintf(debugf, "(%2d)", abs(state->id));
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2731
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2732 /* Output indent */
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2733 p = (char_u *)indent->ga_data;
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2734 if (indent->ga_len >= 3)
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2735 {
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2736 int last = indent->ga_len - 3;
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2737 char_u save[2];
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2738
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2739 STRNCPY(save, &p[last], 2);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2740 STRNCPY(&p[last], "+-", 2);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2741 fprintf(debugf, " %s", p);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2742 STRNCPY(&p[last], save, 2);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2743 }
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2744 else
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2745 fprintf(debugf, " %s", p);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2746
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2747 nfa_set_code(state->c);
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
2748 fprintf(debugf, "%s (%d) (id=%d) val=%d\n",
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2749 code,
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2750 state->c,
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2751 abs(state->id),
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2752 state->val);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2753 if (state->id < 0)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2754 return;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2755
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2756 state->id = abs(state->id) * -1;
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2757
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2758 /* grow indent for state->out */
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2759 indent->ga_len -= 1;
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2760 if (state->out1)
4537
5cc98a5898cf updated for version 7.3.1016
Bram Moolenaar <bram@vim.org>
parents: 4535
diff changeset
2761 ga_concat(indent, (char_u *)"| ");
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2762 else
4537
5cc98a5898cf updated for version 7.3.1016
Bram Moolenaar <bram@vim.org>
parents: 4535
diff changeset
2763 ga_concat(indent, (char_u *)" ");
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2764 ga_append(indent, '\0');
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2765
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2766 nfa_print_state2(debugf, state->out, indent);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2767
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2768 /* replace last part of indent for state->out1 */
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2769 indent->ga_len -= 3;
4537
5cc98a5898cf updated for version 7.3.1016
Bram Moolenaar <bram@vim.org>
parents: 4535
diff changeset
2770 ga_concat(indent, (char_u *)" ");
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2771 ga_append(indent, '\0');
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2772
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2773 nfa_print_state2(debugf, state->out1, indent);
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2774
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2775 /* shrink indent */
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2776 indent->ga_len -= 3;
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2777 ga_append(indent, '\0');
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2778 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2779
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2780 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2781 * Print the NFA state machine.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2782 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2783 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2784 nfa_dump(nfa_regprog_T *prog)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2785 {
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
2786 FILE *debugf = fopen(NFA_REGEXP_DUMP_LOG, "a");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2787
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2788 if (debugf != NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2789 {
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
2790 nfa_print_state(debugf, prog->start);
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
2791
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
2792 if (prog->reganch)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
2793 fprintf(debugf, "reganch: %d\n", prog->reganch);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
2794 if (prog->regstart != NUL)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
2795 fprintf(debugf, "regstart: %c (decimal: %d)\n",
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
2796 prog->regstart, prog->regstart);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
2797 if (prog->match_text != NULL)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
2798 fprintf(debugf, "match_text: \"%s\"\n", prog->match_text);
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
2799
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2800 fclose(debugf);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2801 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2802 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2803 #endif /* ENABLE_LOG */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2804 #endif /* DEBUG */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2805
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2806 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2807 * Parse r.e. @expr and convert it into postfix form.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2808 * Return the postfix string on success, NULL otherwise.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2809 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2810 static int *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2811 re2post(void)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2812 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2813 if (nfa_reg(REG_NOPAREN) == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2814 return NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2815 EMIT(NFA_MOPEN);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2816 return post_start;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2817 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2818
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2819 /* NB. Some of the code below is inspired by Russ's. */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2820
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2821 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2822 * Represents an NFA state plus zero or one or two arrows exiting.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2823 * if c == MATCH, no arrows out; matching state.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2824 * If c == SPLIT, unlabeled arrows to out and out1 (if != NULL).
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2825 * If c < 256, labeled arrow with character c to out.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2826 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2827
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2828 static nfa_state_T *state_ptr; /* points to nfa_prog->state */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2829
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2830 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2831 * Allocate and initialize nfa_state_T.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2832 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2833 static nfa_state_T *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2834 alloc_state(int c, nfa_state_T *out, nfa_state_T *out1)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2835 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2836 nfa_state_T *s;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2837
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2838 if (istate >= nstate)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2839 return NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2840
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2841 s = &state_ptr[istate++];
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2842
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2843 s->c = c;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2844 s->out = out;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2845 s->out1 = out1;
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
2846 s->val = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2847
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2848 s->id = istate;
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
2849 s->lastlist[0] = 0;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
2850 s->lastlist[1] = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2851
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2852 return s;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2853 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2854
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2855 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2856 * A partially built NFA without the matching state filled in.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2857 * Frag_T.start points at the start state.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2858 * Frag_T.out is a list of places that need to be set to the
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2859 * next state for this fragment.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2860 */
4555
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2861
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2862 /* Since the out pointers in the list are always
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2863 * uninitialized, we use the pointers themselves
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2864 * as storage for the Ptrlists. */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2865 typedef union Ptrlist Ptrlist;
4555
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2866 union Ptrlist
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2867 {
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2868 Ptrlist *next;
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2869 nfa_state_T *s;
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2870 };
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2871
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2872 struct Frag
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2873 {
4555
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
2874 nfa_state_T *start;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2875 Ptrlist *out;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2876 };
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2877 typedef struct Frag Frag_T;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2878
7805
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
2879 static Frag_T frag(nfa_state_T *start, Ptrlist *out);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
2880 static Ptrlist *list1(nfa_state_T **outp);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
2881 static void patch(Ptrlist *l, nfa_state_T *s);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
2882 static Ptrlist *append(Ptrlist *l1, Ptrlist *l2);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
2883 static void st_push(Frag_T s, Frag_T **p, Frag_T *stack_end);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
2884 static Frag_T st_pop(Frag_T **p, Frag_T *stack);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2885
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2886 /*
4456
015a8fabf900 updated for version 7.3.976
Bram Moolenaar <bram@vim.org>
parents: 4454
diff changeset
2887 * Initialize a Frag_T struct and return it.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2888 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2889 static Frag_T
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2890 frag(nfa_state_T *start, Ptrlist *out)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2891 {
4456
015a8fabf900 updated for version 7.3.976
Bram Moolenaar <bram@vim.org>
parents: 4454
diff changeset
2892 Frag_T n;
015a8fabf900 updated for version 7.3.976
Bram Moolenaar <bram@vim.org>
parents: 4454
diff changeset
2893
015a8fabf900 updated for version 7.3.976
Bram Moolenaar <bram@vim.org>
parents: 4454
diff changeset
2894 n.start = start;
015a8fabf900 updated for version 7.3.976
Bram Moolenaar <bram@vim.org>
parents: 4454
diff changeset
2895 n.out = out;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2896 return n;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2897 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2898
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2899 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2900 * Create singleton list containing just outp.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2901 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2902 static Ptrlist *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2903 list1(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2904 nfa_state_T **outp)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2905 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2906 Ptrlist *l;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2907
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2908 l = (Ptrlist *)outp;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2909 l->next = NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2910 return l;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2911 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2912
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2913 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2914 * Patch the list of states at out to point to start.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2915 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2916 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2917 patch(Ptrlist *l, nfa_state_T *s)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2918 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2919 Ptrlist *next;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2920
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2921 for (; l; l = next)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2922 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2923 next = l->next;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2924 l->s = s;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2925 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2926 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2927
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2928
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2929 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2930 * Join the two lists l1 and l2, returning the combination.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2931 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2932 static Ptrlist *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2933 append(Ptrlist *l1, Ptrlist *l2)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2934 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2935 Ptrlist *oldl1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2936
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2937 oldl1 = l1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2938 while (l1->next)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2939 l1 = l1->next;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2940 l1->next = l2;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2941 return oldl1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2942 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2943
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2944 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2945 * Stack used for transforming postfix form into NFA.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2946 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2947 static Frag_T empty;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2948
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2949 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2950 st_error(int *postfix UNUSED, int *end UNUSED, int *p UNUSED)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2951 {
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
2952 #ifdef NFA_REGEXP_ERROR_LOG
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2953 FILE *df;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2954 int *p2;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2955
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
2956 df = fopen(NFA_REGEXP_ERROR_LOG, "a");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2957 if (df)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2958 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2959 fprintf(df, "Error popping the stack!\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2960 #ifdef DEBUG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2961 fprintf(df, "Current regexp is \"%s\"\n", nfa_regengine.expr);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2962 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2963 fprintf(df, "Postfix form is: ");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2964 #ifdef DEBUG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2965 for (p2 = postfix; p2 < end; p2++)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2966 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2967 nfa_set_code(*p2);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2968 fprintf(df, "%s, ", code);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2969 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2970 nfa_set_code(*p);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2971 fprintf(df, "\nCurrent position is: ");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2972 for (p2 = postfix; p2 <= p; p2 ++)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2973 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2974 nfa_set_code(*p2);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2975 fprintf(df, "%s, ", code);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2976 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2977 #else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2978 for (p2 = postfix; p2 < end; p2++)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2979 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2980 fprintf(df, "%d, ", *p2);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2981 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2982 fprintf(df, "\nCurrent position is: ");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2983 for (p2 = postfix; p2 <= p; p2 ++)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2984 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2985 fprintf(df, "%d, ", *p2);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2986 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2987 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2988 fprintf(df, "\n--------------------------\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2989 fclose(df);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2990 }
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
2991 #endif
14159
c9342023ea6f patch 8.1.0097: superfluous space before exclamation mark
Christian Brabandt <cb@256bit.org>
parents: 14145
diff changeset
2992 EMSG(_("E874: (NFA) Could not pop the stack!"));
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2993 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2994
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2995 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2996 * Push an item onto the stack.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2997 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
2998 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
2999 st_push(Frag_T s, Frag_T **p, Frag_T *stack_end)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3000 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3001 Frag_T *stackp = *p;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3002
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3003 if (stackp >= stack_end)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3004 return;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3005 *stackp = s;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3006 *p = *p + 1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3007 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3008
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3009 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3010 * Pop an item from the stack.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3011 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3012 static Frag_T
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
3013 st_pop(Frag_T **p, Frag_T *stack)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3014 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3015 Frag_T *stackp;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3016
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3017 *p = *p - 1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3018 stackp = *p;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3019 if (stackp < stack)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3020 return empty;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3021 return **p;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3022 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3023
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3024 /*
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3025 * Estimate the maximum byte length of anything matching "state".
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3026 * When unknown or unlimited return -1.
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3027 */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3028 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
3029 nfa_max_width(nfa_state_T *startstate, int depth)
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3030 {
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3031 int l, r;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3032 nfa_state_T *state = startstate;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3033 int len = 0;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3034
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3035 /* detect looping in a NFA_SPLIT */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3036 if (depth > 4)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3037 return -1;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3038
4958
0a379dea13c9 updated for version 7.3.1224
Bram Moolenaar <bram@vim.org>
parents: 4944
diff changeset
3039 while (state != NULL)
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3040 {
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3041 switch (state->c)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3042 {
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3043 case NFA_END_INVISIBLE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3044 case NFA_END_INVISIBLE_NEG:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3045 /* the end, return what we have */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3046 return len;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3047
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3048 case NFA_SPLIT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3049 /* two alternatives, use the maximum */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3050 l = nfa_max_width(state->out, depth + 1);
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3051 r = nfa_max_width(state->out1, depth + 1);
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3052 if (l < 0 || r < 0)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3053 return -1;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3054 return len + (l > r ? l : r);
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3055
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3056 case NFA_ANY:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3057 case NFA_START_COLL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3058 case NFA_START_NEG_COLL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3059 /* matches some character, including composing chars */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3060 #ifdef FEAT_MBYTE
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3061 if (enc_utf8)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3062 len += MB_MAXBYTES;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3063 else if (has_mbyte)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3064 len += 2;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3065 else
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3066 #endif
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3067 ++len;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3068 if (state->c != NFA_ANY)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3069 {
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3070 /* skip over the characters */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3071 state = state->out1->out;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3072 continue;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3073 }
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3074 break;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3075
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3076 case NFA_DIGIT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3077 case NFA_WHITE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3078 case NFA_HEX:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3079 case NFA_OCTAL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3080 /* ascii */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3081 ++len;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3082 break;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3083
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3084 case NFA_IDENT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3085 case NFA_SIDENT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3086 case NFA_KWORD:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3087 case NFA_SKWORD:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3088 case NFA_FNAME:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3089 case NFA_SFNAME:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3090 case NFA_PRINT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3091 case NFA_SPRINT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3092 case NFA_NWHITE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3093 case NFA_NDIGIT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3094 case NFA_NHEX:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3095 case NFA_NOCTAL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3096 case NFA_WORD:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3097 case NFA_NWORD:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3098 case NFA_HEAD:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3099 case NFA_NHEAD:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3100 case NFA_ALPHA:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3101 case NFA_NALPHA:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3102 case NFA_LOWER:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3103 case NFA_NLOWER:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3104 case NFA_UPPER:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3105 case NFA_NUPPER:
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
3106 case NFA_LOWER_IC:
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
3107 case NFA_NLOWER_IC:
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
3108 case NFA_UPPER_IC:
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
3109 case NFA_NUPPER_IC:
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
3110 case NFA_ANY_COMPOSING:
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3111 /* possibly non-ascii */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3112 #ifdef FEAT_MBYTE
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3113 if (has_mbyte)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3114 len += 3;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3115 else
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3116 #endif
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3117 ++len;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3118 break;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3119
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3120 case NFA_START_INVISIBLE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3121 case NFA_START_INVISIBLE_NEG:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3122 case NFA_START_INVISIBLE_BEFORE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3123 case NFA_START_INVISIBLE_BEFORE_NEG:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3124 /* zero-width, out1 points to the END state */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3125 state = state->out1->out;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3126 continue;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3127
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3128 case NFA_BACKREF1:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3129 case NFA_BACKREF2:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3130 case NFA_BACKREF3:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3131 case NFA_BACKREF4:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3132 case NFA_BACKREF5:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3133 case NFA_BACKREF6:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3134 case NFA_BACKREF7:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3135 case NFA_BACKREF8:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3136 case NFA_BACKREF9:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3137 #ifdef FEAT_SYN_HL
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3138 case NFA_ZREF1:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3139 case NFA_ZREF2:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3140 case NFA_ZREF3:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3141 case NFA_ZREF4:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3142 case NFA_ZREF5:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3143 case NFA_ZREF6:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3144 case NFA_ZREF7:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3145 case NFA_ZREF8:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3146 case NFA_ZREF9:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3147 #endif
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3148 case NFA_NEWL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3149 case NFA_SKIP:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3150 /* unknown width */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3151 return -1;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3152
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3153 case NFA_BOL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3154 case NFA_EOL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3155 case NFA_BOF:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3156 case NFA_EOF:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3157 case NFA_BOW:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3158 case NFA_EOW:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3159 case NFA_MOPEN:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3160 case NFA_MOPEN1:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3161 case NFA_MOPEN2:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3162 case NFA_MOPEN3:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3163 case NFA_MOPEN4:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3164 case NFA_MOPEN5:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3165 case NFA_MOPEN6:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3166 case NFA_MOPEN7:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3167 case NFA_MOPEN8:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3168 case NFA_MOPEN9:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3169 #ifdef FEAT_SYN_HL
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3170 case NFA_ZOPEN:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3171 case NFA_ZOPEN1:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3172 case NFA_ZOPEN2:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3173 case NFA_ZOPEN3:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3174 case NFA_ZOPEN4:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3175 case NFA_ZOPEN5:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3176 case NFA_ZOPEN6:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3177 case NFA_ZOPEN7:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3178 case NFA_ZOPEN8:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3179 case NFA_ZOPEN9:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3180 case NFA_ZCLOSE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3181 case NFA_ZCLOSE1:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3182 case NFA_ZCLOSE2:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3183 case NFA_ZCLOSE3:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3184 case NFA_ZCLOSE4:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3185 case NFA_ZCLOSE5:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3186 case NFA_ZCLOSE6:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3187 case NFA_ZCLOSE7:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3188 case NFA_ZCLOSE8:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3189 case NFA_ZCLOSE9:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3190 #endif
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3191 case NFA_MCLOSE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3192 case NFA_MCLOSE1:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3193 case NFA_MCLOSE2:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3194 case NFA_MCLOSE3:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3195 case NFA_MCLOSE4:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3196 case NFA_MCLOSE5:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3197 case NFA_MCLOSE6:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3198 case NFA_MCLOSE7:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3199 case NFA_MCLOSE8:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3200 case NFA_MCLOSE9:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3201 case NFA_NOPEN:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3202 case NFA_NCLOSE:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3203
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3204 case NFA_LNUM_GT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3205 case NFA_LNUM_LT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3206 case NFA_COL_GT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3207 case NFA_COL_LT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3208 case NFA_VCOL_GT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3209 case NFA_VCOL_LT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3210 case NFA_MARK_GT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3211 case NFA_MARK_LT:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3212 case NFA_VISUAL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3213 case NFA_LNUM:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3214 case NFA_CURSOR:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3215 case NFA_COL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3216 case NFA_VCOL:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3217 case NFA_MARK:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3218
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3219 case NFA_ZSTART:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3220 case NFA_ZEND:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3221 case NFA_OPT_CHARS:
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
3222 case NFA_EMPTY:
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3223 case NFA_START_PATTERN:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3224 case NFA_END_PATTERN:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3225 case NFA_COMPOSING:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3226 case NFA_END_COMPOSING:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3227 /* zero-width */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3228 break;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3229
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3230 default:
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3231 if (state->c < 0)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3232 /* don't know what this is */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3233 return -1;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3234 /* normal character */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3235 len += MB_CHAR2LEN(state->c);
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3236 break;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3237 }
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3238
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3239 /* normal way to continue */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3240 state = state->out;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3241 }
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3242
4958
0a379dea13c9 updated for version 7.3.1224
Bram Moolenaar <bram@vim.org>
parents: 4944
diff changeset
3243 /* unrecognized, "cannot happen" */
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3244 return -1;
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3245 }
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
3246
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3247 /*
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3248 * Convert a postfix form into its equivalent NFA.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3249 * Return the NFA start state on success, NULL otherwise.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3250 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3251 static nfa_state_T *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
3252 post2nfa(int *postfix, int *end, int nfa_calc_size)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3253 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3254 int *p;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3255 int mopen;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3256 int mclose;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3257 Frag_T *stack = NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3258 Frag_T *stackp = NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3259 Frag_T *stack_end = NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3260 Frag_T e1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3261 Frag_T e2;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3262 Frag_T e;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3263 nfa_state_T *s;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3264 nfa_state_T *s1;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3265 nfa_state_T *matchstate;
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3266 nfa_state_T *ret = NULL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3267
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3268 if (postfix == NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3269 return NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3270
4456
015a8fabf900 updated for version 7.3.976
Bram Moolenaar <bram@vim.org>
parents: 4454
diff changeset
3271 #define PUSH(s) st_push((s), &stackp, stack_end)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3272 #define POP() st_pop(&stackp, stack); \
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3273 if (stackp < stack) \
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3274 { \
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3275 st_error(postfix, end, p); \
6747
4c4c8a53347b patch 7.4.696
Bram Moolenaar <bram@vim.org>
parents: 6653
diff changeset
3276 vim_free(stack); \
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3277 return NULL; \
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3278 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3279
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3280 if (nfa_calc_size == FALSE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3281 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3282 /* Allocate space for the stack. Max states on the stack : nstate */
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
3283 stack = (Frag_T *)lalloc((nstate + 1) * sizeof(Frag_T), TRUE);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3284 stackp = stack;
4462
a63361b90979 updated for version 7.3.979
Bram Moolenaar <bram@vim.org>
parents: 4460
diff changeset
3285 stack_end = stack + (nstate + 1);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3286 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3287
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3288 for (p = postfix; p < end; ++p)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3289 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3290 switch (*p)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3291 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3292 case NFA_CONCAT:
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3293 /* Concatenation.
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3294 * Pay attention: this operator does not exist in the r.e. itself
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3295 * (it is implicit, really). It is added when r.e. is translated
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3296 * to postfix form in re2post(). */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3297 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3298 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3299 /* nstate += 0; */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3300 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3301 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3302 e2 = POP();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3303 e1 = POP();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3304 patch(e1.out, e2.start);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3305 PUSH(frag(e1.start, e2.out));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3306 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3307
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3308 case NFA_OR:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3309 /* Alternation */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3310 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3311 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3312 nstate++;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3313 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3314 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3315 e2 = POP();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3316 e1 = POP();
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3317 s = alloc_state(NFA_SPLIT, e1.start, e2.start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3318 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3319 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3320 PUSH(frag(s, append(e1.out, e2.out)));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3321 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3322
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3323 case NFA_STAR:
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3324 /* Zero or more, prefer more */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3325 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3326 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3327 nstate++;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3328 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3329 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3330 e = POP();
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3331 s = alloc_state(NFA_SPLIT, e.start, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3332 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3333 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3334 patch(e.out, s);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3335 PUSH(frag(s, list1(&s->out1)));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3336 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3337
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3338 case NFA_STAR_NONGREEDY:
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3339 /* Zero or more, prefer zero */
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3340 if (nfa_calc_size == TRUE)
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3341 {
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3342 nstate++;
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3343 break;
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3344 }
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3345 e = POP();
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3346 s = alloc_state(NFA_SPLIT, NULL, e.start);
4675
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3347 if (s == NULL)
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3348 goto theend;
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3349 patch(e.out, s);
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3350 PUSH(frag(s, list1(&s->out)));
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3351 break;
811a4c9b51d8 updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents: 4673
diff changeset
3352
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3353 case NFA_QUEST:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3354 /* one or zero atoms=> greedy match */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3355 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3356 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3357 nstate++;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3358 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3359 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3360 e = POP();
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3361 s = alloc_state(NFA_SPLIT, e.start, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3362 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3363 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3364 PUSH(frag(s, append(e.out, list1(&s->out1))));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3365 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3366
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3367 case NFA_QUEST_NONGREEDY:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3368 /* zero or one atoms => non-greedy match */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3369 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3370 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3371 nstate++;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3372 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3373 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3374 e = POP();
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3375 s = alloc_state(NFA_SPLIT, NULL, e.start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3376 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3377 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3378 PUSH(frag(s, append(e.out, list1(&s->out))));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3379 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3380
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3381 case NFA_END_COLL:
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3382 case NFA_END_NEG_COLL:
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3383 /* On the stack is the sequence starting with NFA_START_COLL or
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3384 * NFA_START_NEG_COLL and all possible characters. Patch it to
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3385 * add the output to the start. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3386 if (nfa_calc_size == TRUE)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3387 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3388 nstate++;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3389 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3390 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3391 e = POP();
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3392 s = alloc_state(NFA_END_COLL, NULL, NULL);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3393 if (s == NULL)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3394 goto theend;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3395 patch(e.out, s);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3396 e.start->out1 = s;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3397 PUSH(frag(e.start, list1(&s->out)));
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3398 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3399
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3400 case NFA_RANGE:
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3401 /* Before this are two characters, the low and high end of a
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3402 * range. Turn them into two states with MIN and MAX. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3403 if (nfa_calc_size == TRUE)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3404 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3405 /* nstate += 0; */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3406 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3407 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3408 e2 = POP();
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3409 e1 = POP();
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3410 e2.start->val = e2.start->c;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3411 e2.start->c = NFA_RANGE_MAX;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3412 e1.start->val = e1.start->c;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3413 e1.start->c = NFA_RANGE_MIN;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3414 patch(e1.out, e2.start);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3415 PUSH(frag(e1.start, e2.out));
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3416 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3417
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
3418 case NFA_EMPTY:
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
3419 /* 0-length, used in a repetition with max/min count of 0 */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3420 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3421 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3422 nstate++;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3423 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3424 }
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
3425 s = alloc_state(NFA_EMPTY, NULL, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3426 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3427 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3428 PUSH(frag(s, list1(&s->out)));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3429 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3430
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3431 case NFA_OPT_CHARS:
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3432 {
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3433 int n;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3434
5255
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3435 /* \%[abc] implemented as:
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3436 * NFA_SPLIT
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3437 * +-CHAR(a)
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3438 * | +-NFA_SPLIT
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3439 * | +-CHAR(b)
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3440 * | | +-NFA_SPLIT
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3441 * | | +-CHAR(c)
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3442 * | | | +-next
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3443 * | | +- next
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3444 * | +- next
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3445 * +- next
3c6e2b89875f updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents: 5253
diff changeset
3446 */
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3447 n = *++p; /* get number of characters */
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3448 if (nfa_calc_size == TRUE)
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3449 {
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3450 nstate += n;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3451 break;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3452 }
4758
b25a1b2e3175 updated for version 7.3.1126
Bram Moolenaar <bram@vim.org>
parents: 4756
diff changeset
3453 s = NULL; /* avoid compiler warning */
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3454 e1.out = NULL; /* stores list with out1's */
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3455 s1 = NULL; /* previous NFA_SPLIT to connect to */
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3456 while (n-- > 0)
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3457 {
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3458 e = POP(); /* get character */
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3459 s = alloc_state(NFA_SPLIT, e.start, NULL);
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3460 if (s == NULL)
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3461 goto theend;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3462 if (e1.out == NULL)
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3463 e1 = e;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3464 patch(e.out, s1);
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3465 append(e1.out, list1(&s->out1));
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3466 s1 = s;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3467 }
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3468 PUSH(frag(s, e1.out));
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3469 break;
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3470 }
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3471
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3472 case NFA_PREV_ATOM_NO_WIDTH:
4661
0dce3d812e7a updated for version 7.3.1078
Bram Moolenaar <bram@vim.org>
parents: 4657
diff changeset
3473 case NFA_PREV_ATOM_NO_WIDTH_NEG:
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
3474 case NFA_PREV_ATOM_JUST_BEFORE:
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
3475 case NFA_PREV_ATOM_JUST_BEFORE_NEG:
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3476 case NFA_PREV_ATOM_LIKE_PATTERN:
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3477 {
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3478 int before = (*p == NFA_PREV_ATOM_JUST_BEFORE
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3479 || *p == NFA_PREV_ATOM_JUST_BEFORE_NEG);
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3480 int pattern = (*p == NFA_PREV_ATOM_LIKE_PATTERN);
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3481 int start_state;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3482 int end_state;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3483 int n = 0;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3484 nfa_state_T *zend;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3485 nfa_state_T *skip;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3486
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3487 switch (*p)
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3488 {
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3489 case NFA_PREV_ATOM_NO_WIDTH:
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3490 start_state = NFA_START_INVISIBLE;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3491 end_state = NFA_END_INVISIBLE;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3492 break;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3493 case NFA_PREV_ATOM_NO_WIDTH_NEG:
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3494 start_state = NFA_START_INVISIBLE_NEG;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3495 end_state = NFA_END_INVISIBLE_NEG;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3496 break;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3497 case NFA_PREV_ATOM_JUST_BEFORE:
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3498 start_state = NFA_START_INVISIBLE_BEFORE;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3499 end_state = NFA_END_INVISIBLE;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3500 break;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3501 case NFA_PREV_ATOM_JUST_BEFORE_NEG:
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3502 start_state = NFA_START_INVISIBLE_BEFORE_NEG;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3503 end_state = NFA_END_INVISIBLE_NEG;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3504 break;
4819
8c4324e6f477 updated for version 7.3.1156
Bram Moolenaar <bram@vim.org>
parents: 4815
diff changeset
3505 default: /* NFA_PREV_ATOM_LIKE_PATTERN: */
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3506 start_state = NFA_START_PATTERN;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3507 end_state = NFA_END_PATTERN;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
3508 break;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3509 }
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3510
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3511 if (before)
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3512 n = *++p; /* get the count */
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3513
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
3514 /* The \@= operator: match the preceding atom with zero width.
4661
0dce3d812e7a updated for version 7.3.1078
Bram Moolenaar <bram@vim.org>
parents: 4657
diff changeset
3515 * The \@! operator: no match for the preceding atom.
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
3516 * The \@<= operator: match for the preceding atom.
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
3517 * The \@<! operator: no match for the preceding atom.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3518 * Surrounds the preceding atom with START_INVISIBLE and
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
3519 * END_INVISIBLE, similarly to MOPEN. */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3520
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3521 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3522 {
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3523 nstate += pattern ? 4 : 2;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3524 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3525 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3526 e = POP();
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3527 s1 = alloc_state(end_state, NULL, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3528 if (s1 == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3529 goto theend;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3530
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3531 s = alloc_state(start_state, e.start, s1);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3532 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3533 goto theend;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3534 if (pattern)
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
3535 {
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3536 /* NFA_ZEND -> NFA_END_PATTERN -> NFA_SKIP -> what follows. */
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3537 skip = alloc_state(NFA_SKIP, NULL, NULL);
11896
a941848d8c44 patch 8.0.0828: Coverity: may dereference NULL pointer
Christian Brabandt <cb@256bit.org>
parents: 11525
diff changeset
3538 if (skip == NULL)
a941848d8c44 patch 8.0.0828: Coverity: may dereference NULL pointer
Christian Brabandt <cb@256bit.org>
parents: 11525
diff changeset
3539 goto theend;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3540 zend = alloc_state(NFA_ZEND, s1, NULL);
11896
a941848d8c44 patch 8.0.0828: Coverity: may dereference NULL pointer
Christian Brabandt <cb@256bit.org>
parents: 11525
diff changeset
3541 if (zend == NULL)
a941848d8c44 patch 8.0.0828: Coverity: may dereference NULL pointer
Christian Brabandt <cb@256bit.org>
parents: 11525
diff changeset
3542 goto theend;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3543 s1->out= skip;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3544 patch(e.out, zend);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3545 PUSH(frag(s, list1(&skip->out)));
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
3546 }
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3547 else
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3548 {
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3549 patch(e.out, s1);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3550 PUSH(frag(s, list1(&s1->out)));
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3551 if (before)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3552 {
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3553 if (n <= 0)
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3554 /* See if we can guess the maximum width, it avoids a
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3555 * lot of pointless tries. */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3556 n = nfa_max_width(e.start, 0);
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3557 s->val = n; /* store the count */
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
3558 }
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3559 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3560 break;
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3561 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3562
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
3563 #ifdef FEAT_MBYTE
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3564 case NFA_COMPOSING: /* char with composing char */
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3565 #if 0
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3566 /* TODO */
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3567 if (regflags & RF_ICOMBINE)
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3568 {
4529
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
3569 /* use the base character only */
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3570 }
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3571 #endif
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3572 /* FALLTHROUGH */
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
3573 #endif
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3574
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3575 case NFA_MOPEN: /* \( \) Submatch */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3576 case NFA_MOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3577 case NFA_MOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3578 case NFA_MOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3579 case NFA_MOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3580 case NFA_MOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3581 case NFA_MOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3582 case NFA_MOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3583 case NFA_MOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3584 case NFA_MOPEN9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3585 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3586 case NFA_ZOPEN: /* \z( \) Submatch */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3587 case NFA_ZOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3588 case NFA_ZOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3589 case NFA_ZOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3590 case NFA_ZOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3591 case NFA_ZOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3592 case NFA_ZOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3593 case NFA_ZOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3594 case NFA_ZOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3595 case NFA_ZOPEN9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3596 #endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3597 case NFA_NOPEN: /* \%( \) "Invisible Submatch" */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3598 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3599 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3600 nstate += 2;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3601 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3602 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3603
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3604 mopen = *p;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3605 switch (*p)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3606 {
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3607 case NFA_NOPEN: mclose = NFA_NCLOSE; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3608 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3609 case NFA_ZOPEN: mclose = NFA_ZCLOSE; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3610 case NFA_ZOPEN1: mclose = NFA_ZCLOSE1; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3611 case NFA_ZOPEN2: mclose = NFA_ZCLOSE2; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3612 case NFA_ZOPEN3: mclose = NFA_ZCLOSE3; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3613 case NFA_ZOPEN4: mclose = NFA_ZCLOSE4; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3614 case NFA_ZOPEN5: mclose = NFA_ZCLOSE5; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3615 case NFA_ZOPEN6: mclose = NFA_ZCLOSE6; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3616 case NFA_ZOPEN7: mclose = NFA_ZCLOSE7; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3617 case NFA_ZOPEN8: mclose = NFA_ZCLOSE8; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3618 case NFA_ZOPEN9: mclose = NFA_ZCLOSE9; break;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3619 #endif
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
3620 #ifdef FEAT_MBYTE
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3621 case NFA_COMPOSING: mclose = NFA_END_COMPOSING; break;
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
3622 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3623 default:
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3624 /* NFA_MOPEN, NFA_MOPEN1 .. NFA_MOPEN9 */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3625 mclose = *p + NSUBEXP;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3626 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3627 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3628
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3629 /* Allow "NFA_MOPEN" as a valid postfix representation for
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3630 * the empty regexp "". In this case, the NFA will be
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3631 * NFA_MOPEN -> NFA_MCLOSE. Note that this also allows
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3632 * empty groups of parenthesis, and empty mbyte chars */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3633 if (stackp == stack)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3634 {
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3635 s = alloc_state(mopen, NULL, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3636 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3637 goto theend;
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3638 s1 = alloc_state(mclose, NULL, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3639 if (s1 == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3640 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3641 patch(list1(&s->out), s1);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3642 PUSH(frag(s, list1(&s1->out)));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3643 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3644 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3645
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3646 /* At least one node was emitted before NFA_MOPEN, so
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3647 * at least one node will be between NFA_MOPEN and NFA_MCLOSE */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3648 e = POP();
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3649 s = alloc_state(mopen, e.start, NULL); /* `(' */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3650 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3651 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3652
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3653 s1 = alloc_state(mclose, NULL, NULL); /* `)' */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3654 if (s1 == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3655 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3656 patch(e.out, s1);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3657
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
3658 #ifdef FEAT_MBYTE
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3659 if (mopen == NFA_COMPOSING)
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
3660 /* COMPOSING->out1 = END_COMPOSING */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3661 patch(list1(&s->out1), s1);
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
3662 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3663
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3664 PUSH(frag(s, list1(&s1->out)));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3665 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3666
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3667 case NFA_BACKREF1:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3668 case NFA_BACKREF2:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3669 case NFA_BACKREF3:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3670 case NFA_BACKREF4:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3671 case NFA_BACKREF5:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3672 case NFA_BACKREF6:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3673 case NFA_BACKREF7:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3674 case NFA_BACKREF8:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3675 case NFA_BACKREF9:
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3676 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3677 case NFA_ZREF1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3678 case NFA_ZREF2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3679 case NFA_ZREF3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3680 case NFA_ZREF4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3681 case NFA_ZREF5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3682 case NFA_ZREF6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3683 case NFA_ZREF7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3684 case NFA_ZREF8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3685 case NFA_ZREF9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3686 #endif
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3687 if (nfa_calc_size == TRUE)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3688 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3689 nstate += 2;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3690 break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3691 }
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3692 s = alloc_state(*p, NULL, NULL);
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3693 if (s == NULL)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3694 goto theend;
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3695 s1 = alloc_state(NFA_SKIP, NULL, NULL);
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3696 if (s1 == NULL)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3697 goto theend;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3698 patch(list1(&s->out), s1);
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3699 PUSH(frag(s, list1(&s1->out)));
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3700 break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3701
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3702 case NFA_LNUM:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3703 case NFA_LNUM_GT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3704 case NFA_LNUM_LT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3705 case NFA_VCOL:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3706 case NFA_VCOL_GT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3707 case NFA_VCOL_LT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3708 case NFA_COL:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3709 case NFA_COL_GT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3710 case NFA_COL_LT:
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
3711 case NFA_MARK:
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
3712 case NFA_MARK_GT:
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
3713 case NFA_MARK_LT:
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3714 {
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3715 int n = *++p; /* lnum, col or mark name */
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3716
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3717 if (nfa_calc_size == TRUE)
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3718 {
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3719 nstate += 1;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3720 break;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3721 }
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3722 s = alloc_state(p[-1], NULL, NULL);
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3723 if (s == NULL)
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3724 goto theend;
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3725 s->val = n;
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3726 PUSH(frag(s, list1(&s->out)));
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3727 break;
4740
97560c16ca99 updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents: 4738
diff changeset
3728 }
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
3729
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3730 case NFA_ZSTART:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3731 case NFA_ZEND:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3732 default:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3733 /* Operands */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3734 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3735 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3736 nstate++;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3737 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3738 }
4696
ed4e689bbea1 updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents: 4694
diff changeset
3739 s = alloc_state(*p, NULL, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3740 if (s == NULL)
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3741 goto theend;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3742 PUSH(frag(s, list1(&s->out)));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3743 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3744
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3745 } /* switch(*p) */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3746
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3747 } /* for(p = postfix; *p; ++p) */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3748
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3749 if (nfa_calc_size == TRUE)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3750 {
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
3751 nstate++;
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3752 goto theend; /* Return value when counting size is ignored anyway */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3753 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3754
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3755 e = POP();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3756 if (stackp != stack)
6747
4c4c8a53347b patch 7.4.696
Bram Moolenaar <bram@vim.org>
parents: 6653
diff changeset
3757 {
4c4c8a53347b patch 7.4.696
Bram Moolenaar <bram@vim.org>
parents: 6653
diff changeset
3758 vim_free(stack);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3759 EMSG_RET_NULL(_("E875: (NFA regexp) (While converting from postfix to NFA), too many states left on stack"));
6747
4c4c8a53347b patch 7.4.696
Bram Moolenaar <bram@vim.org>
parents: 6653
diff changeset
3760 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3761
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3762 if (istate >= nstate)
6747
4c4c8a53347b patch 7.4.696
Bram Moolenaar <bram@vim.org>
parents: 6653
diff changeset
3763 {
4c4c8a53347b patch 7.4.696
Bram Moolenaar <bram@vim.org>
parents: 6653
diff changeset
3764 vim_free(stack);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3765 EMSG_RET_NULL(_("E876: (NFA regexp) Not enough space to store the whole NFA "));
6747
4c4c8a53347b patch 7.4.696
Bram Moolenaar <bram@vim.org>
parents: 6653
diff changeset
3766 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3767
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3768 matchstate = &state_ptr[istate++]; /* the match state */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3769 matchstate->c = NFA_MATCH;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3770 matchstate->out = matchstate->out1 = NULL;
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
3771 matchstate->id = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3772
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3773 patch(e.out, matchstate);
4484
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3774 ret = e.start;
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3775
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3776 theend:
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3777 vim_free(stack);
9a1d78f82826 updated for version 7.3.990
Bram Moolenaar <bram@vim.org>
parents: 4482
diff changeset
3778 return ret;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3779
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3780 #undef POP1
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3781 #undef PUSH1
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3782 #undef POP2
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3783 #undef PUSH2
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3784 #undef POP
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3785 #undef PUSH
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3786 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3787
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3788 /*
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3789 * After building the NFA program, inspect it to add optimization hints.
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3790 */
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3791 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
3792 nfa_postprocess(nfa_regprog_T *prog)
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3793 {
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3794 int i;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3795 int c;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3796
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3797 for (i = 0; i < prog->nstate; ++i)
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3798 {
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3799 c = prog->state[i].c;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3800 if (c == NFA_START_INVISIBLE
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3801 || c == NFA_START_INVISIBLE_NEG
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3802 || c == NFA_START_INVISIBLE_BEFORE
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3803 || c == NFA_START_INVISIBLE_BEFORE_NEG)
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3804 {
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3805 int directly;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3806
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3807 /* Do it directly when what follows is possibly the end of the
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3808 * match. */
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3809 if (match_follows(prog->state[i].out1->out, 0))
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3810 directly = TRUE;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3811 else
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3812 {
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3813 int ch_invisible = failure_chance(prog->state[i].out, 0);
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3814 int ch_follows = failure_chance(prog->state[i].out1->out, 0);
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3815
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3816 /* Postpone when the invisible match is expensive or has a
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3817 * lower chance of failing. */
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3818 if (c == NFA_START_INVISIBLE_BEFORE
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3819 || c == NFA_START_INVISIBLE_BEFORE_NEG)
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3820 {
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3821 /* "before" matches are very expensive when
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3822 * unbounded, always prefer what follows then,
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3823 * unless what follows will always match.
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3824 * Otherwise strongly prefer what follows. */
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3825 if (prog->state[i].val <= 0 && ch_follows > 0)
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3826 directly = FALSE;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3827 else
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3828 directly = ch_follows * 10 < ch_invisible;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3829 }
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3830 else
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3831 {
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3832 /* normal invisible, first do the one with the
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3833 * highest failure chance */
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3834 directly = ch_follows < ch_invisible;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3835 }
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3836 }
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3837 if (directly)
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3838 /* switch to the _FIRST state */
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3839 ++prog->state[i].c;
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3840 }
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3841 }
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3842 }
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
3843
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3844 /****************************************************************
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3845 * NFA execution code.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3846 ****************************************************************/
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3847
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3848 typedef struct
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3849 {
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3850 int in_use; /* number of subexpr with useful info */
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3851
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
3852 /* When REG_MULTI is TRUE list.multi is used, otherwise list.line. */
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3853 union
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3854 {
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3855 struct multipos
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3856 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3857 linenr_T start_lnum;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3858 linenr_T end_lnum;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3859 colnr_T start_col;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3860 colnr_T end_col;
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
3861 } multi[NSUBEXP];
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3862 struct linepos
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3863 {
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3864 char_u *start;
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3865 char_u *end;
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
3866 } line[NSUBEXP];
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
3867 } list;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3868 } regsub_T;
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
3869
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3870 typedef struct
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3871 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3872 regsub_T norm; /* \( .. \) matches */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3873 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3874 regsub_T synt; /* \z( .. \) matches */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3875 #endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3876 } regsubs_T;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3877
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3878 /* nfa_pim_T stores a Postponed Invisible Match. */
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3879 typedef struct nfa_pim_S nfa_pim_T;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3880 struct nfa_pim_S
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3881 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3882 int result; /* NFA_PIM_*, see below */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3883 nfa_state_T *state; /* the invisible match start state */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3884 regsubs_T subs; /* submatch info, only party used */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3885 union
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3886 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3887 lpos_T pos;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3888 char_u *ptr;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3889 } end; /* where the match must end */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3890 };
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3891
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3892 /* Values for done in nfa_pim_T. */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3893 #define NFA_PIM_UNUSED 0 /* pim not used */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3894 #define NFA_PIM_TODO 1 /* pim not done yet */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3895 #define NFA_PIM_MATCH 2 /* pim executed, matches */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3896 #define NFA_PIM_NOMATCH 3 /* pim executed, no match */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3897
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
3898
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
3899 /* nfa_thread_T contains execution information of a NFA state */
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
3900 typedef struct
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3901 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3902 nfa_state_T *state;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3903 int count;
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3904 nfa_pim_T pim; /* if pim.result != NFA_PIM_UNUSED: postponed
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3905 * invisible match */
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3906 regsubs_T subs; /* submatch info, only party used */
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
3907 } nfa_thread_T;
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
3908
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
3909 /* nfa_list_T contains the alternative NFA execution states. */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3910 typedef struct
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
3911 {
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3912 nfa_thread_T *t; /* allocated array of states */
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
3913 int n; /* nr of states currently in "t" */
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
3914 int len; /* max nr of states in "t" */
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3915 int id; /* ID of the list */
5227
a08fa2919f2b updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents: 5221
diff changeset
3916 int has_pim; /* TRUE when any state has a PIM */
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
3917 } nfa_list_T;
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
3918
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3919 #ifdef ENABLE_LOG
7805
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3920 static void log_subsexpr(regsubs_T *subs);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3921 static void log_subexpr(regsub_T *sub);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3922 static char *pim_info(nfa_pim_T *pim);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3923
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3924 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
3925 log_subsexpr(regsubs_T *subs)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3926 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3927 log_subexpr(&subs->norm);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3928 # ifdef FEAT_SYN_HL
4770
b20dbf3a5370 updated for version 7.3.1132
Bram Moolenaar <bram@vim.org>
parents: 4768
diff changeset
3929 if (nfa_has_zsubexpr)
b20dbf3a5370 updated for version 7.3.1132
Bram Moolenaar <bram@vim.org>
parents: 4768
diff changeset
3930 log_subexpr(&subs->synt);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3931 # endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3932 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3933
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3934 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
3935 log_subexpr(regsub_T *sub)
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3936 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3937 int j;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3938
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3939 for (j = 0; j < sub->in_use; j++)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3940 if (REG_MULTI)
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3941 fprintf(log_fd, "*** group %d, start: c=%d, l=%d, end: c=%d, l=%d\n",
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3942 j,
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3943 sub->list.multi[j].start_col,
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3944 (int)sub->list.multi[j].start_lnum,
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3945 sub->list.multi[j].end_col,
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
3946 (int)sub->list.multi[j].end_lnum);
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3947 else
4746
d1376091d18b updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents: 4744
diff changeset
3948 {
d1376091d18b updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents: 4744
diff changeset
3949 char *s = (char *)sub->list.line[j].start;
d1376091d18b updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents: 4744
diff changeset
3950 char *e = (char *)sub->list.line[j].end;
d1376091d18b updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents: 4744
diff changeset
3951
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
3952 fprintf(log_fd, "*** group %d, start: \"%s\", end: \"%s\"\n",
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3953 j,
4746
d1376091d18b updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents: 4744
diff changeset
3954 s == NULL ? "NULL" : s,
d1376091d18b updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents: 4744
diff changeset
3955 e == NULL ? "NULL" : e);
d1376091d18b updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents: 4744
diff changeset
3956 }
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3957 }
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3958
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3959 static char *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
3960 pim_info(nfa_pim_T *pim)
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3961 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3962 static char buf[30];
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3963
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3964 if (pim == NULL || pim->result == NFA_PIM_UNUSED)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3965 buf[0] = NUL;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3966 else
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3967 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3968 sprintf(buf, " PIM col %d", REG_MULTI ? (int)pim->end.pos.col
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3969 : (int)(pim->end.ptr - reginput));
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3970 }
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3971 return buf;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3972 }
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3973
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3974 #endif
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
3975
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
3976 /* Used during execution: whether a match has been found. */
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
3977 static int nfa_match;
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
3978 #ifdef FEAT_RELTIME
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
3979 static proftime_T *nfa_time_limit;
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
3980 static int *nfa_timed_out;
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
3981 static int nfa_time_count;
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
3982 #endif
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
3983
7805
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3984 static void copy_pim(nfa_pim_T *to, nfa_pim_T *from);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3985 static void clear_sub(regsub_T *sub);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3986 static void copy_sub(regsub_T *to, regsub_T *from);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3987 static void copy_sub_off(regsub_T *to, regsub_T *from);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3988 static void copy_ze_off(regsub_T *to, regsub_T *from);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3989 static int sub_equal(regsub_T *sub1, regsub_T *sub2);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3990 static int match_backref(regsub_T *sub, int subidx, int *bytelen);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3991 static int has_state_with_pos(nfa_list_T *l, nfa_state_T *state, regsubs_T *subs, nfa_pim_T *pim);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3992 static int pim_equal(nfa_pim_T *one, nfa_pim_T *two);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3993 static int state_in_list(nfa_list_T *l, nfa_state_T *state, regsubs_T *subs);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3994 static regsubs_T *addstate(nfa_list_T *l, nfa_state_T *state, regsubs_T *subs_arg, nfa_pim_T *pim, int off);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
3995 static void addstate_here(nfa_list_T *l, nfa_state_T *state, regsubs_T *subs, nfa_pim_T *pim, int *ip);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
3996
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3997 /*
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3998 * Copy postponed invisible match info from "from" to "to".
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
3999 */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4000 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4001 copy_pim(nfa_pim_T *to, nfa_pim_T *from)
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4002 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4003 to->result = from->result;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4004 to->state = from->state;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4005 copy_sub(&to->subs.norm, &from->subs.norm);
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4006 #ifdef FEAT_SYN_HL
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4007 if (nfa_has_zsubexpr)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4008 copy_sub(&to->subs.synt, &from->subs.synt);
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4009 #endif
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4010 to->end = from->end;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4011 }
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4012
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4013 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4014 clear_sub(regsub_T *sub)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4015 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4016 if (REG_MULTI)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4017 /* Use 0xff to set lnum to -1 */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4018 vim_memset(sub->list.multi, 0xff,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4019 sizeof(struct multipos) * nfa_nsubexpr);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4020 else
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4021 vim_memset(sub->list.line, 0, sizeof(struct linepos) * nfa_nsubexpr);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4022 sub->in_use = 0;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4023 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4024
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4025 /*
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4026 * Copy the submatches from "from" to "to".
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4027 */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4028 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4029 copy_sub(regsub_T *to, regsub_T *from)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4030 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4031 to->in_use = from->in_use;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4032 if (from->in_use > 0)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4033 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4034 /* Copy the match start and end positions. */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4035 if (REG_MULTI)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4036 mch_memmove(&to->list.multi[0],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4037 &from->list.multi[0],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4038 sizeof(struct multipos) * from->in_use);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4039 else
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4040 mch_memmove(&to->list.line[0],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4041 &from->list.line[0],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4042 sizeof(struct linepos) * from->in_use);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4043 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4044 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4045
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4046 /*
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4047 * Like copy_sub() but exclude the main match.
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4048 */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4049 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4050 copy_sub_off(regsub_T *to, regsub_T *from)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4051 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4052 if (to->in_use < from->in_use)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4053 to->in_use = from->in_use;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4054 if (from->in_use > 1)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4055 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4056 /* Copy the match start and end positions. */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4057 if (REG_MULTI)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4058 mch_memmove(&to->list.multi[1],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4059 &from->list.multi[1],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4060 sizeof(struct multipos) * (from->in_use - 1));
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4061 else
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4062 mch_memmove(&to->list.line[1],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4063 &from->list.line[1],
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4064 sizeof(struct linepos) * (from->in_use - 1));
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4065 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4066 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4067
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4068 /*
5372
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4069 * Like copy_sub() but only do the end of the main match if \ze is present.
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4070 */
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4071 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4072 copy_ze_off(regsub_T *to, regsub_T *from)
5372
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4073 {
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4074 if (nfa_has_zend)
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4075 {
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4076 if (REG_MULTI)
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4077 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4078 if (from->list.multi[0].end_lnum >= 0)
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
4079 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4080 to->list.multi[0].end_lnum = from->list.multi[0].end_lnum;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4081 to->list.multi[0].end_col = from->list.multi[0].end_col;
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
4082 }
5372
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4083 }
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4084 else
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4085 {
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4086 if (from->list.line[0].end != NULL)
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4087 to->list.line[0].end = from->list.line[0].end;
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4088 }
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4089 }
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4090 }
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4091
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
4092 /*
4893
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4093 * Return TRUE if "sub1" and "sub2" have the same start positions.
5893
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4094 * When using back-references also check the end position.
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4095 */
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4096 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4097 sub_equal(regsub_T *sub1, regsub_T *sub2)
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4098 {
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4099 int i;
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4100 int todo;
4893
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4101 linenr_T s1;
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4102 linenr_T s2;
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4103 char_u *sp1;
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4104 char_u *sp2;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4105
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4106 todo = sub1->in_use > sub2->in_use ? sub1->in_use : sub2->in_use;
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4107 if (REG_MULTI)
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4108 {
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4109 for (i = 0; i < todo; ++i)
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4110 {
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4111 if (i < sub1->in_use)
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4112 s1 = sub1->list.multi[i].start_lnum;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4113 else
5006
f451d60ab8ec updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents: 4997
diff changeset
4114 s1 = -1;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4115 if (i < sub2->in_use)
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4116 s2 = sub2->list.multi[i].start_lnum;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4117 else
5006
f451d60ab8ec updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents: 4997
diff changeset
4118 s2 = -1;
4893
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4119 if (s1 != s2)
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4120 return FALSE;
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4121 if (s1 != -1 && sub1->list.multi[i].start_col
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4122 != sub2->list.multi[i].start_col)
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4123 return FALSE;
5893
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4124
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4125 if (nfa_has_backref)
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4126 {
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4127 if (i < sub1->in_use)
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4128 s1 = sub1->list.multi[i].end_lnum;
5893
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4129 else
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4130 s1 = -1;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4131 if (i < sub2->in_use)
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4132 s2 = sub2->list.multi[i].end_lnum;
5893
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4133 else
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4134 s2 = -1;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4135 if (s1 != s2)
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4136 return FALSE;
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4137 if (s1 != -1 && sub1->list.multi[i].end_col
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4138 != sub2->list.multi[i].end_col)
5893
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4139 return FALSE;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4140 }
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4141 }
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4142 }
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4143 else
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4144 {
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4145 for (i = 0; i < todo; ++i)
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4146 {
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4147 if (i < sub1->in_use)
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4148 sp1 = sub1->list.line[i].start;
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4149 else
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4150 sp1 = NULL;
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4151 if (i < sub2->in_use)
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4152 sp2 = sub2->list.line[i].start;
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4153 else
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4154 sp2 = NULL;
4893
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4155 if (sp1 != sp2)
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4156 return FALSE;
5893
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4157 if (nfa_has_backref)
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4158 {
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4159 if (i < sub1->in_use)
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4160 sp1 = sub1->list.line[i].end;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4161 else
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4162 sp1 = NULL;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4163 if (i < sub2->in_use)
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4164 sp2 = sub2->list.line[i].end;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4165 else
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4166 sp2 = NULL;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4167 if (sp1 != sp2)
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4168 return FALSE;
99374096a76b updated for version 7.4.289
Bram Moolenaar <bram@vim.org>
parents: 5838
diff changeset
4169 }
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4170 }
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4171 }
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4172
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4173 return TRUE;
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4174 }
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4175
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4176 #ifdef ENABLE_LOG
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4177 static void
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4178 report_state(char *action,
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4179 regsub_T *sub,
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4180 nfa_state_T *state,
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4181 int lid,
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4182 nfa_pim_T *pim)
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4183 {
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4184 int col;
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4185
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4186 if (sub->in_use <= 0)
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4187 col = -1;
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4188 else if (REG_MULTI)
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4189 col = sub->list.multi[0].start_col;
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4190 else
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4191 col = (int)(sub->list.line[0].start - regline);
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4192 nfa_set_code(state->c);
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4193 fprintf(log_fd, "> %s state %d to list %d. char %d: %s (start col %d)%s\n",
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4194 action, abs(state->id), lid, state->c, code, col,
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4195 pim_info(pim));
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4196 }
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4197 #endif
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4198
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4199 /*
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4200 * Return TRUE if the same state is already in list "l" with the same
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4201 * positions as "subs".
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4202 */
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4203 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4204 has_state_with_pos(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4205 nfa_list_T *l, /* runtime state list */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4206 nfa_state_T *state, /* state to update */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4207 regsubs_T *subs, /* pointers to subexpressions */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4208 nfa_pim_T *pim) /* postponed match or NULL */
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4209 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4210 nfa_thread_T *thread;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4211 int i;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4212
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4213 for (i = 0; i < l->n; ++i)
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4214 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4215 thread = &l->t[i];
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4216 if (thread->state->id == state->id
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4217 && sub_equal(&thread->subs.norm, &subs->norm)
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4218 #ifdef FEAT_SYN_HL
4893
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4219 && (!nfa_has_zsubexpr
07b9c48a30e9 updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents: 4891
diff changeset
4220 || sub_equal(&thread->subs.synt, &subs->synt))
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4221 #endif
5212
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4222 && pim_equal(&thread->pim, pim))
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4223 return TRUE;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4224 }
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4225 return FALSE;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4226 }
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4227
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4228 /*
5212
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4229 * Return TRUE if "one" and "two" are equal. That includes when both are not
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4230 * set.
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4231 */
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4232 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4233 pim_equal(nfa_pim_T *one, nfa_pim_T *two)
5212
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4234 {
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4235 int one_unused = (one == NULL || one->result == NFA_PIM_UNUSED);
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4236 int two_unused = (two == NULL || two->result == NFA_PIM_UNUSED);
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4237
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4238 if (one_unused)
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4239 /* one is unused: equal when two is also unused */
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4240 return two_unused;
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4241 if (two_unused)
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4242 /* one is used and two is not: not equal */
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4243 return FALSE;
5298
e29f11399cce updated for version 7.4.002
Bram Moolenaar <bram@vim.org>
parents: 5296
diff changeset
4244 /* compare the state id */
e29f11399cce updated for version 7.4.002
Bram Moolenaar <bram@vim.org>
parents: 5296
diff changeset
4245 if (one->state->id != two->state->id)
e29f11399cce updated for version 7.4.002
Bram Moolenaar <bram@vim.org>
parents: 5296
diff changeset
4246 return FALSE;
5212
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4247 /* compare the position */
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4248 if (REG_MULTI)
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4249 return one->end.pos.lnum == two->end.pos.lnum
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4250 && one->end.pos.col == two->end.pos.col;
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4251 return one->end.ptr == two->end.ptr;
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4252 }
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4253
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4254 /*
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4255 * Return TRUE if "state" leads to a NFA_MATCH without advancing the input.
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4256 */
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4257 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4258 match_follows(nfa_state_T *startstate, int depth)
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4259 {
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4260 nfa_state_T *state = startstate;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4261
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4262 /* avoid too much recursion */
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4263 if (depth > 10)
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4264 return FALSE;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4265
5184
c6dd0c545e5c updated for version 7.4a.018
Bram Moolenaar <bram@vim.org>
parents: 5074
diff changeset
4266 while (state != NULL)
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4267 {
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4268 switch (state->c)
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4269 {
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4270 case NFA_MATCH:
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4271 case NFA_MCLOSE:
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4272 case NFA_END_INVISIBLE:
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4273 case NFA_END_INVISIBLE_NEG:
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4274 case NFA_END_PATTERN:
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4275 return TRUE;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4276
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4277 case NFA_SPLIT:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4278 return match_follows(state->out, depth + 1)
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4279 || match_follows(state->out1, depth + 1);
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4280
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4281 case NFA_START_INVISIBLE:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
4282 case NFA_START_INVISIBLE_FIRST:
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4283 case NFA_START_INVISIBLE_BEFORE:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
4284 case NFA_START_INVISIBLE_BEFORE_FIRST:
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4285 case NFA_START_INVISIBLE_NEG:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
4286 case NFA_START_INVISIBLE_NEG_FIRST:
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4287 case NFA_START_INVISIBLE_BEFORE_NEG:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
4288 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST:
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4289 case NFA_COMPOSING:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4290 /* skip ahead to next state */
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4291 state = state->out1->out;
5184
c6dd0c545e5c updated for version 7.4a.018
Bram Moolenaar <bram@vim.org>
parents: 5074
diff changeset
4292 continue;
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4293
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4294 case NFA_ANY:
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
4295 case NFA_ANY_COMPOSING:
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4296 case NFA_IDENT:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4297 case NFA_SIDENT:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4298 case NFA_KWORD:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4299 case NFA_SKWORD:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4300 case NFA_FNAME:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4301 case NFA_SFNAME:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4302 case NFA_PRINT:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4303 case NFA_SPRINT:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4304 case NFA_WHITE:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4305 case NFA_NWHITE:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4306 case NFA_DIGIT:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4307 case NFA_NDIGIT:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4308 case NFA_HEX:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4309 case NFA_NHEX:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4310 case NFA_OCTAL:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4311 case NFA_NOCTAL:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4312 case NFA_WORD:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4313 case NFA_NWORD:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4314 case NFA_HEAD:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4315 case NFA_NHEAD:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4316 case NFA_ALPHA:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4317 case NFA_NALPHA:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4318 case NFA_LOWER:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4319 case NFA_NLOWER:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4320 case NFA_UPPER:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4321 case NFA_NUPPER:
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
4322 case NFA_LOWER_IC:
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
4323 case NFA_NLOWER_IC:
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
4324 case NFA_UPPER_IC:
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
4325 case NFA_NUPPER_IC:
4809
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4326 case NFA_START_COLL:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4327 case NFA_START_NEG_COLL:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4328 case NFA_NEWL:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4329 /* state will advance input */
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4330 return FALSE;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4331
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4332 default:
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4333 if (state->c > 0)
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4334 /* state will advance input */
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4335 return FALSE;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4336
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4337 /* Others: zero-width or possibly zero-width, might still find
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4338 * a match at the same position, keep looking. */
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4339 break;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4340 }
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4341 state = state->out;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4342 }
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4343 return FALSE;
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4344 }
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4345
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4346
4d7e3df04256 updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents: 4807
diff changeset
4347 /*
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4348 * Return TRUE if "state" is already in list "l".
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4349 */
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4350 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4351 state_in_list(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4352 nfa_list_T *l, /* runtime state list */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4353 nfa_state_T *state, /* state to update */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4354 regsubs_T *subs) /* pointers to subexpressions */
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4355 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4356 if (state->lastlist[nfa_ll_index] == l->id)
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4357 {
5212
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4358 if (!nfa_has_backref || has_state_with_pos(l, state, subs, NULL))
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4359 return TRUE;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4360 }
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4361 return FALSE;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4362 }
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4363
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4364 /* Offset used for "off" by addstate_here(). */
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4365 #define ADDSTATE_HERE_OFFSET 10
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4366
5074
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4367 /*
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4368 * Add "state" and possibly what follows to state list ".".
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4369 * Returns "subs_arg", possibly copied into temp_subs.
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4370 */
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4371 static regsubs_T *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4372 addstate(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4373 nfa_list_T *l, /* runtime state list */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4374 nfa_state_T *state, /* state to update */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4375 regsubs_T *subs_arg, /* pointers to subexpressions */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4376 nfa_pim_T *pim, /* postponed look-behind match */
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4377 int off_arg) /* byte offset, when -1 go to next line */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4378 {
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
4379 int subidx;
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4380 int off = off_arg;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4381 int add_here = FALSE;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4382 int listindex = 0;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4383 int k;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4384 int found = FALSE;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4385 nfa_thread_T *thread;
10168
3c37899baa8d commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
4386 struct multipos save_multipos;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4387 int save_in_use;
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
4388 char_u *save_ptr;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4389 int i;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4390 regsub_T *sub;
5074
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4391 regsubs_T *subs = subs_arg;
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4392 static regsubs_T temp_subs;
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4393 #ifdef ENABLE_LOG
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4394 int did_print = FALSE;
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4395 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4396
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4397 if (off_arg <= -ADDSTATE_HERE_OFFSET)
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4398 {
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4399 add_here = TRUE;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4400 off = 0;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4401 listindex = -(off_arg + ADDSTATE_HERE_OFFSET);
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4402 }
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4403
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4404 switch (state->c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4405 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4406 case NFA_NCLOSE:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4407 case NFA_MCLOSE:
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4408 case NFA_MCLOSE1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4409 case NFA_MCLOSE2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4410 case NFA_MCLOSE3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4411 case NFA_MCLOSE4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4412 case NFA_MCLOSE5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4413 case NFA_MCLOSE6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4414 case NFA_MCLOSE7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4415 case NFA_MCLOSE8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4416 case NFA_MCLOSE9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4417 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4418 case NFA_ZCLOSE:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4419 case NFA_ZCLOSE1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4420 case NFA_ZCLOSE2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4421 case NFA_ZCLOSE3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4422 case NFA_ZCLOSE4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4423 case NFA_ZCLOSE5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4424 case NFA_ZCLOSE6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4425 case NFA_ZCLOSE7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4426 case NFA_ZCLOSE8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4427 case NFA_ZCLOSE9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4428 #endif
5251
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4429 case NFA_MOPEN:
4748
4b9503f0c7d3 updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents: 4746
diff changeset
4430 case NFA_ZEND:
4815
6419ee8098c8 updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents: 4813
diff changeset
4431 case NFA_SPLIT:
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
4432 case NFA_EMPTY:
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4433 /* These nodes are not added themselves but their "out" and/or
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4434 * "out1" may be added below. */
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4435 break;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4436
5251
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4437 case NFA_BOL:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4438 case NFA_BOF:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4439 /* "^" won't match past end-of-line, don't bother trying.
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4440 * Except when at the end of the line, or when we are going to the
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4441 * next line for a look-behind match. */
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4442 if (reginput > regline
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4443 && *reginput != NUL
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4444 && (nfa_endp == NULL
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4445 || !REG_MULTI
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4446 || reglnum == nfa_endp->se_u.pos.lnum))
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4447 goto skip_add;
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4448 /* FALLTHROUGH */
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4449
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4450 case NFA_MOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4451 case NFA_MOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4452 case NFA_MOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4453 case NFA_MOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4454 case NFA_MOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4455 case NFA_MOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4456 case NFA_MOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4457 case NFA_MOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4458 case NFA_MOPEN9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4459 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4460 case NFA_ZOPEN:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4461 case NFA_ZOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4462 case NFA_ZOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4463 case NFA_ZOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4464 case NFA_ZOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4465 case NFA_ZOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4466 case NFA_ZOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4467 case NFA_ZOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4468 case NFA_ZOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4469 case NFA_ZOPEN9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4470 #endif
5251
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4471 case NFA_NOPEN:
4748
4b9503f0c7d3 updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents: 4746
diff changeset
4472 case NFA_ZSTART:
5251
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4473 /* These nodes need to be added so that we can bail out when it
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4474 * was added to this list before at the same position to avoid an
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
4475 * endless loop for "\(\)*" */
4694
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
4476
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4477 default:
5502
5ad60cd88339 updated for version 7.4.100
Bram Moolenaar <bram@vim.org>
parents: 5401
diff changeset
4478 if (state->lastlist[nfa_ll_index] == l->id && state->c != NFA_SKIP)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4479 {
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4480 /* This state is already in the list, don't add it again,
5006
f451d60ab8ec updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents: 4997
diff changeset
4481 * unless it is an MOPEN that is used for a backreference or
5895
b871734bf54e updated for version 7.4.290
Bram Moolenaar <bram@vim.org>
parents: 5893
diff changeset
4482 * when there is a PIM. For NFA_MATCH check the position,
b871734bf54e updated for version 7.4.290
Bram Moolenaar <bram@vim.org>
parents: 5893
diff changeset
4483 * lower position is preferred. */
b871734bf54e updated for version 7.4.290
Bram Moolenaar <bram@vim.org>
parents: 5893
diff changeset
4484 if (!nfa_has_backref && pim == NULL && !l->has_pim
b871734bf54e updated for version 7.4.290
Bram Moolenaar <bram@vim.org>
parents: 5893
diff changeset
4485 && state->c != NFA_MATCH)
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4486 {
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4487 /* When called from addstate_here() do insert before
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4488 * existing states. */
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4489 if (add_here)
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4490 {
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4491 for (k = 0; k < l->n && k < listindex; ++k)
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4492 if (l->t[k].state->id == state->id)
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4493 {
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4494 found = TRUE;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4495 break;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4496 }
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4497 }
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4498 if (!add_here || found)
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4499 {
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4500 skip_add:
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4501 #ifdef ENABLE_LOG
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4502 nfa_set_code(state->c);
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4503 fprintf(log_fd, "> Not adding state %d to list %d. char %d: %s pim: %s has_pim: %d found: %d\n",
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4504 abs(state->id), l->id, state->c, code,
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4505 pim == NULL ? "NULL" : "yes", l->has_pim, found);
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4506 #endif
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4507 return subs;
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4508 }
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4509 }
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4510
4815
6419ee8098c8 updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents: 4813
diff changeset
4511 /* Do not add the state again when it exists with the same
6419ee8098c8 updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents: 4813
diff changeset
4512 * positions. */
5212
2741b46e96bf updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents: 5210
diff changeset
4513 if (has_state_with_pos(l, state, subs, pim))
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
4514 goto skip_add;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4515 }
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4516
5006
f451d60ab8ec updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents: 4997
diff changeset
4517 /* When there are backreferences or PIMs the number of states may
f451d60ab8ec updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents: 4997
diff changeset
4518 * be (a lot) bigger than anticipated. */
f451d60ab8ec updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents: 4997
diff changeset
4519 if (l->n == l->len)
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4520 {
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4521 int newlen = l->len * 3 / 2 + 50;
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4522
5074
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4523 if (subs != &temp_subs)
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4524 {
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4525 /* "subs" may point into the current array, need to make a
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4526 * copy before it becomes invalid. */
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4527 copy_sub(&temp_subs.norm, &subs->norm);
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4528 #ifdef FEAT_SYN_HL
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4529 if (nfa_has_zsubexpr)
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4530 copy_sub(&temp_subs.synt, &subs->synt);
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4531 #endif
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4532 subs = &temp_subs;
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4533 }
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4534
6594
3cca9b0cc1a0 updated for version 7.4.623
Bram Moolenaar <bram@vim.org>
parents: 6592
diff changeset
4535 /* TODO: check for vim_realloc() returning NULL. */
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4536 l->t = vim_realloc(l->t, newlen * sizeof(nfa_thread_T));
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4537 l->len = newlen;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4538 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4539
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4540 /* add the state to the list */
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
4541 state->lastlist[nfa_ll_index] = l->id;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4542 thread = &l->t[l->n++];
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4543 thread->state = state;
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4544 if (pim == NULL)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4545 thread->pim.result = NFA_PIM_UNUSED;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4546 else
5227
a08fa2919f2b updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents: 5221
diff changeset
4547 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4548 copy_pim(&thread->pim, pim);
5227
a08fa2919f2b updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents: 5221
diff changeset
4549 l->has_pim = TRUE;
a08fa2919f2b updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents: 5221
diff changeset
4550 }
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4551 copy_sub(&thread->subs.norm, &subs->norm);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4552 #ifdef FEAT_SYN_HL
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4553 if (nfa_has_zsubexpr)
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4554 copy_sub(&thread->subs.synt, &subs->synt);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4555 #endif
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4556 #ifdef ENABLE_LOG
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4557 report_state("Adding", &thread->subs.norm, state, l->id, pim);
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
4558 did_print = TRUE;
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4559 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4560 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4561
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4562 #ifdef ENABLE_LOG
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
4563 if (!did_print)
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
4564 report_state("Processing", &subs->norm, state, l->id, pim);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4565 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4566 switch (state->c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4567 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4568 case NFA_MATCH:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4569 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4570
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4571 case NFA_SPLIT:
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4572 /* order matters here */
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4573 subs = addstate(l, state->out, subs, pim, off_arg);
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4574 subs = addstate(l, state->out1, subs, pim, off_arg);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4575 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4576
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
4577 case NFA_EMPTY:
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4578 case NFA_NOPEN:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4579 case NFA_NCLOSE:
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4580 subs = addstate(l, state->out, subs, pim, off_arg);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4581 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4582
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4583 case NFA_MOPEN:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4584 case NFA_MOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4585 case NFA_MOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4586 case NFA_MOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4587 case NFA_MOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4588 case NFA_MOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4589 case NFA_MOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4590 case NFA_MOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4591 case NFA_MOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4592 case NFA_MOPEN9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4593 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4594 case NFA_ZOPEN:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4595 case NFA_ZOPEN1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4596 case NFA_ZOPEN2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4597 case NFA_ZOPEN3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4598 case NFA_ZOPEN4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4599 case NFA_ZOPEN5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4600 case NFA_ZOPEN6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4601 case NFA_ZOPEN7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4602 case NFA_ZOPEN8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4603 case NFA_ZOPEN9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4604 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4605 case NFA_ZSTART:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4606 if (state->c == NFA_ZSTART)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4607 {
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4608 subidx = 0;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4609 sub = &subs->norm;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4610 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4611 #ifdef FEAT_SYN_HL
5300
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4612 else if (state->c >= NFA_ZOPEN && state->c <= NFA_ZOPEN9)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4613 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4614 subidx = state->c - NFA_ZOPEN;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4615 sub = &subs->synt;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4616 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4617 #endif
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
4618 else
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4619 {
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
4620 subidx = state->c - NFA_MOPEN;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4621 sub = &subs->norm;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4622 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4623
5210
839ebe7c1b2f updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents: 5188
diff changeset
4624 /* avoid compiler warnings */
839ebe7c1b2f updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents: 5188
diff changeset
4625 save_ptr = NULL;
10168
3c37899baa8d commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
4626 vim_memset(&save_multipos, 0, sizeof(save_multipos));
5210
839ebe7c1b2f updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents: 5188
diff changeset
4627
4815
6419ee8098c8 updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents: 4813
diff changeset
4628 /* Set the position (with "off" added) in the subexpression. Save
6419ee8098c8 updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents: 4813
diff changeset
4629 * and restore it when it was in use. Otherwise fill any gap. */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4630 if (REG_MULTI)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4631 {
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4632 if (subidx < sub->in_use)
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4633 {
10168
3c37899baa8d commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
4634 save_multipos = sub->list.multi[subidx];
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4635 save_in_use = -1;
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4636 }
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4637 else
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4638 {
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4639 save_in_use = sub->in_use;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4640 for (i = sub->in_use; i < subidx; ++i)
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4641 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4642 sub->list.multi[i].start_lnum = -1;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4643 sub->list.multi[i].end_lnum = -1;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4644 }
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4645 sub->in_use = subidx + 1;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4646 }
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4647 if (off == -1)
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4648 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4649 sub->list.multi[subidx].start_lnum = reglnum + 1;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4650 sub->list.multi[subidx].start_col = 0;
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4651 }
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4652 else
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4653 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4654 sub->list.multi[subidx].start_lnum = reglnum;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4655 sub->list.multi[subidx].start_col =
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4656 (colnr_T)(reginput - regline + off);
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4657 }
7152
cbdc02d71a18 commit https://github.com/vim/vim/commit/c2b717ebd6719e722dcb5f10e4c74033a53ff7c7
Christian Brabandt <cb@256bit.org>
parents: 6914
diff changeset
4658 sub->list.multi[subidx].end_lnum = -1;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4659 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4660 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4661 {
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4662 if (subidx < sub->in_use)
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4663 {
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4664 save_ptr = sub->list.line[subidx].start;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4665 save_in_use = -1;
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4666 }
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4667 else
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4668 {
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4669 save_in_use = sub->in_use;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4670 for (i = sub->in_use; i < subidx; ++i)
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4671 {
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4672 sub->list.line[i].start = NULL;
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4673 sub->list.line[i].end = NULL;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4674 }
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4675 sub->in_use = subidx + 1;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4676 }
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4677 sub->list.line[subidx].start = reginput + off;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4678 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4679
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4680 subs = addstate(l, state->out, subs, pim, off_arg);
5300
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4681 /* "subs" may have changed, need to set "sub" again */
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4682 #ifdef FEAT_SYN_HL
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4683 if (state->c >= NFA_ZOPEN && state->c <= NFA_ZOPEN9)
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4684 sub = &subs->synt;
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4685 else
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4686 #endif
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4687 sub = &subs->norm;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4688
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4689 if (save_in_use == -1)
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4690 {
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4691 if (REG_MULTI)
10168
3c37899baa8d commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
4692 sub->list.multi[subidx] = save_multipos;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4693 else
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4694 sub->list.line[subidx].start = save_ptr;
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4695 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4696 else
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4697 sub->in_use = save_in_use;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4698 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4699
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4700 case NFA_MCLOSE:
5336
c514693882b9 updated for version 7.4.021
Bram Moolenaar <bram@vim.org>
parents: 5334
diff changeset
4701 if (nfa_has_zend && (REG_MULTI
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4702 ? subs->norm.list.multi[0].end_lnum >= 0
5336
c514693882b9 updated for version 7.4.021
Bram Moolenaar <bram@vim.org>
parents: 5334
diff changeset
4703 : subs->norm.list.line[0].end != NULL))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4704 {
5336
c514693882b9 updated for version 7.4.021
Bram Moolenaar <bram@vim.org>
parents: 5334
diff changeset
4705 /* Do not overwrite the position set by \ze. */
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4706 subs = addstate(l, state->out, subs, pim, off_arg);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4707 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4708 }
12674
e769c912fcd9 patch 8.0.1215: newer gcc warns for implicit fallthrough
Christian Brabandt <cb@256bit.org>
parents: 11896
diff changeset
4709 /* FALLTHROUGH */
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4710 case NFA_MCLOSE1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4711 case NFA_MCLOSE2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4712 case NFA_MCLOSE3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4713 case NFA_MCLOSE4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4714 case NFA_MCLOSE5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4715 case NFA_MCLOSE6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4716 case NFA_MCLOSE7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4717 case NFA_MCLOSE8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4718 case NFA_MCLOSE9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4719 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4720 case NFA_ZCLOSE:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4721 case NFA_ZCLOSE1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4722 case NFA_ZCLOSE2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4723 case NFA_ZCLOSE3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4724 case NFA_ZCLOSE4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4725 case NFA_ZCLOSE5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4726 case NFA_ZCLOSE6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4727 case NFA_ZCLOSE7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4728 case NFA_ZCLOSE8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4729 case NFA_ZCLOSE9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4730 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4731 case NFA_ZEND:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4732 if (state->c == NFA_ZEND)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4733 {
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4734 subidx = 0;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4735 sub = &subs->norm;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4736 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4737 #ifdef FEAT_SYN_HL
5300
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4738 else if (state->c >= NFA_ZCLOSE && state->c <= NFA_ZCLOSE9)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4739 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4740 subidx = state->c - NFA_ZCLOSE;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4741 sub = &subs->synt;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4742 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4743 #endif
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
4744 else
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4745 {
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
4746 subidx = state->c - NFA_MCLOSE;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4747 sub = &subs->norm;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4748 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4749
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4750 /* We don't fill in gaps here, there must have been an MOPEN that
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
4751 * has done that. */
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4752 save_in_use = sub->in_use;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4753 if (sub->in_use <= subidx)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4754 sub->in_use = subidx + 1;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4755 if (REG_MULTI)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4756 {
10168
3c37899baa8d commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
4757 save_multipos = sub->list.multi[subidx];
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4758 if (off == -1)
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4759 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4760 sub->list.multi[subidx].end_lnum = reglnum + 1;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4761 sub->list.multi[subidx].end_col = 0;
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4762 }
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4763 else
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4764 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4765 sub->list.multi[subidx].end_lnum = reglnum;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4766 sub->list.multi[subidx].end_col =
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
4767 (colnr_T)(reginput - regline + off);
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
4768 }
5210
839ebe7c1b2f updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents: 5188
diff changeset
4769 /* avoid compiler warnings */
839ebe7c1b2f updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents: 5188
diff changeset
4770 save_ptr = NULL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4771 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4772 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4773 {
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4774 save_ptr = sub->list.line[subidx].end;
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4775 sub->list.line[subidx].end = reginput + off;
5210
839ebe7c1b2f updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents: 5188
diff changeset
4776 /* avoid compiler warnings */
10168
3c37899baa8d commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
4777 vim_memset(&save_multipos, 0, sizeof(save_multipos));
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4778 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4779
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4780 subs = addstate(l, state->out, subs, pim, off_arg);
5300
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4781 /* "subs" may have changed, need to set "sub" again */
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4782 #ifdef FEAT_SYN_HL
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4783 if (state->c >= NFA_ZCLOSE && state->c <= NFA_ZCLOSE9)
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4784 sub = &subs->synt;
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4785 else
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4786 #endif
560a6a232950 updated for version 7.4.003
Bram Moolenaar <bram@vim.org>
parents: 5298
diff changeset
4787 sub = &subs->norm;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4788
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4789 if (REG_MULTI)
10168
3c37899baa8d commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
4790 sub->list.multi[subidx] = save_multipos;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4791 else
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
4792 sub->list.line[subidx].end = save_ptr;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4793 sub->in_use = save_in_use;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4794 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4795 }
5074
1cacf785299e updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents: 5058
diff changeset
4796 return subs;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4797 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4798
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4799 /*
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4800 * Like addstate(), but the new state(s) are put at position "*ip".
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4801 * Used for zero-width matches, next state to use is the added one.
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4802 * This makes sure the order of states to be tried does not change, which
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4803 * matters for alternatives.
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4804 */
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4805 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4806 addstate_here(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4807 nfa_list_T *l, /* runtime state list */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4808 nfa_state_T *state, /* state to update */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4809 regsubs_T *subs, /* pointers to subexpressions */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4810 nfa_pim_T *pim, /* postponed look-behind match */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4811 int *ip)
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4812 {
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4813 int tlen = l->n;
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4814 int count;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
4815 int listidx = *ip;
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4816
10170
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4817 /* First add the state(s) at the end, so that we know how many there are.
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4818 * Pass the listidx as offset (avoids adding another argument to
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4819 * addstate(). */
4acacf4081ce commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents: 10168
diff changeset
4820 addstate(l, state, subs, pim, -listidx - ADDSTATE_HERE_OFFSET);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
4821
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4822 /* when "*ip" was at the end of the list, nothing to do */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
4823 if (listidx + 1 == tlen)
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4824 return;
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4825
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4826 /* re-order to put the new state at the current position */
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4827 count = l->n - tlen;
4924
6ae32a64e153 updated for version 7.3.1207
Bram Moolenaar <bram@vim.org>
parents: 4897
diff changeset
4828 if (count == 0)
6ae32a64e153 updated for version 7.3.1207
Bram Moolenaar <bram@vim.org>
parents: 4897
diff changeset
4829 return; /* no state got added */
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4830 if (count == 1)
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4831 {
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4832 /* overwrite the current state */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
4833 l->t[listidx] = l->t[l->n - 1];
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4834 }
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
4835 else if (count > 1)
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4836 {
5058
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4837 if (l->n + count - 1 >= l->len)
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4838 {
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4839 /* not enough space to move the new states, reallocate the list
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4840 * and move the states to the right position */
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4841 nfa_thread_T *newl;
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4842
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4843 l->len = l->len * 3 / 2 + 50;
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4844 newl = (nfa_thread_T *)alloc(l->len * sizeof(nfa_thread_T));
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4845 if (newl == NULL)
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4846 return;
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4847 mch_memmove(&(newl[0]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4848 &(l->t[0]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4849 sizeof(nfa_thread_T) * listidx);
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4850 mch_memmove(&(newl[listidx]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4851 &(l->t[l->n - count]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4852 sizeof(nfa_thread_T) * count);
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4853 mch_memmove(&(newl[listidx + count]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4854 &(l->t[listidx + 1]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4855 sizeof(nfa_thread_T) * (l->n - count - listidx - 1));
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4856 vim_free(l->t);
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4857 l->t = newl;
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4858 }
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4859 else
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4860 {
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4861 /* make space for new states, then move them from the
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4862 * end to the current position */
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4863 mch_memmove(&(l->t[listidx + count]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4864 &(l->t[listidx + 1]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4865 sizeof(nfa_thread_T) * (l->n - listidx - 1));
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4866 mch_memmove(&(l->t[listidx]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4867 &(l->t[l->n - 1]),
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4868 sizeof(nfa_thread_T) * count);
a00cd1839ac4 updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents: 5029
diff changeset
4869 }
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4870 }
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4871 --l->n;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
4872 *ip = listidx - 1;
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4873 }
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4874
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
4875 /*
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4876 * Check character class "class" against current character c.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4877 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4878 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4879 check_char_class(int class, int c)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4880 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4881 switch (class)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4882 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4883 case NFA_CLASS_ALNUM:
9015
42b228c8701b commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents: 8989
diff changeset
4884 if (c >= 1 && c < 128 && isalnum(c))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4885 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4886 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4887 case NFA_CLASS_ALPHA:
9015
42b228c8701b commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents: 8989
diff changeset
4888 if (c >= 1 && c < 128 && isalpha(c))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4889 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4890 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4891 case NFA_CLASS_BLANK:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4892 if (c == ' ' || c == '\t')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4893 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4894 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4895 case NFA_CLASS_CNTRL:
11267
588de97b40e7 patch 8.0.0519: character classes are not well tested
Christian Brabandt <cb@256bit.org>
parents: 11129
diff changeset
4896 if (c >= 1 && c <= 127 && iscntrl(c))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4897 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4898 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4899 case NFA_CLASS_DIGIT:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4900 if (VIM_ISDIGIT(c))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4901 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4902 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4903 case NFA_CLASS_GRAPH:
11267
588de97b40e7 patch 8.0.0519: character classes are not well tested
Christian Brabandt <cb@256bit.org>
parents: 11129
diff changeset
4904 if (c >= 1 && c <= 127 && isgraph(c))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4905 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4906 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4907 case NFA_CLASS_LOWER:
9015
42b228c8701b commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents: 8989
diff changeset
4908 if (MB_ISLOWER(c) && c != 170 && c != 186)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4909 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4910 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4911 case NFA_CLASS_PRINT:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4912 if (vim_isprintc(c))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4913 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4914 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4915 case NFA_CLASS_PUNCT:
9015
42b228c8701b commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents: 8989
diff changeset
4916 if (c >= 1 && c < 128 && ispunct(c))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4917 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4918 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4919 case NFA_CLASS_SPACE:
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
4920 if ((c >= 9 && c <= 13) || (c == ' '))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4921 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4922 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4923 case NFA_CLASS_UPPER:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4924 if (MB_ISUPPER(c))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4925 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4926 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4927 case NFA_CLASS_XDIGIT:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4928 if (vim_isxdigit(c))
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4929 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4930 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4931 case NFA_CLASS_TAB:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4932 if (c == '\t')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4933 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4934 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4935 case NFA_CLASS_RETURN:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4936 if (c == '\r')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4937 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4938 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4939 case NFA_CLASS_BACKSPACE:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4940 if (c == '\b')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4941 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4942 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4943 case NFA_CLASS_ESCAPE:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4944 if (c == '\033')
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4945 return OK;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4946 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4947
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4948 default:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4949 /* should not be here :P */
10540
ea7fbae33285 patch 8.0.0160: EMSG() is sometimes used where it should be IEMSG()
Christian Brabandt <cb@256bit.org>
parents: 10245
diff changeset
4950 IEMSGN(_(e_ill_char_class), class);
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
4951 return FAIL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4952 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4953 return FAIL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4954 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
4955
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4956 /*
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4957 * Check for a match with subexpression "subidx".
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
4958 * Return TRUE if it matches.
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4959 */
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4960 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4961 match_backref(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4962 regsub_T *sub, /* pointers to subexpressions */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4963 int subidx,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
4964 int *bytelen) /* out: length of match in bytes */
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4965 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4966 int len;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4967
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4968 if (sub->in_use <= subidx)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4969 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4970 retempty:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4971 /* backref was not set, match an empty string */
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4972 *bytelen = 0;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4973 return TRUE;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4974 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4975
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4976 if (REG_MULTI)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4977 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4978 if (sub->list.multi[subidx].start_lnum < 0
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4979 || sub->list.multi[subidx].end_lnum < 0)
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4980 goto retempty;
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4981 if (sub->list.multi[subidx].start_lnum == reglnum
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4982 && sub->list.multi[subidx].end_lnum == reglnum)
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
4983 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4984 len = sub->list.multi[subidx].end_col
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4985 - sub->list.multi[subidx].start_col;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4986 if (cstrncmp(regline + sub->list.multi[subidx].start_col,
4891
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4987 reginput, &len) == 0)
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4988 {
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4989 *bytelen = len;
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4990 return TRUE;
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4991 }
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4992 }
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4993 else
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4994 {
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
4995 if (match_with_backref(
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4996 sub->list.multi[subidx].start_lnum,
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4997 sub->list.multi[subidx].start_col,
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4998 sub->list.multi[subidx].end_lnum,
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
4999 sub->list.multi[subidx].end_col,
4891
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
5000 bytelen) == RA_MATCH)
4c42efb4c098 updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents: 4887
diff changeset
5001 return TRUE;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5002 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5003 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5004 else
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5005 {
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
5006 if (sub->list.line[subidx].start == NULL
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
5007 || sub->list.line[subidx].end == NULL)
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5008 goto retempty;
4577
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
5009 len = (int)(sub->list.line[subidx].end - sub->list.line[subidx].start);
b22bff1a6af8 updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents: 4573
diff changeset
5010 if (cstrncmp(sub->list.line[subidx].start, reginput, &len) == 0)
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5011 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5012 *bytelen = len;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5013 return TRUE;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5014 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5015 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5016 return FALSE;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5017 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5018
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5019 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5020
7805
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
5021 static int match_zref(int subidx, int *bytelen);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5022
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5023 /*
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5024 * Check for a match with \z subexpression "subidx".
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5025 * Return TRUE if it matches.
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5026 */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5027 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5028 match_zref(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5029 int subidx,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5030 int *bytelen) /* out: length of match in bytes */
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5031 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5032 int len;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5033
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5034 cleanup_zsubexpr();
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5035 if (re_extmatch_in == NULL || re_extmatch_in->matches[subidx] == NULL)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5036 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5037 /* backref was not set, match an empty string */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5038 *bytelen = 0;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5039 return TRUE;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5040 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5041
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5042 len = (int)STRLEN(re_extmatch_in->matches[subidx]);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5043 if (cstrncmp(re_extmatch_in->matches[subidx], reginput, &len) == 0)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5044 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5045 *bytelen = len;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5046 return TRUE;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5047 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5048 return FALSE;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5049 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5050 #endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5051
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5052 /*
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5053 * Save list IDs for all NFA states of "prog" into "list".
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5054 * Also reset the IDs to zero.
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5055 * Only used for the recursive value lastlist[1].
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5056 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5057 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5058 nfa_save_listids(nfa_regprog_T *prog, int *list)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5059 {
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5060 int i;
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5061 nfa_state_T *p;
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5062
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5063 /* Order in the list is reverse, it's a bit faster that way. */
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5064 p = &prog->state[0];
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5065 for (i = prog->nstate; --i >= 0; )
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5066 {
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5067 list[i] = p->lastlist[1];
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5068 p->lastlist[1] = 0;
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5069 ++p;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5070 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5071 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5072
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5073 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5074 * Restore list IDs from "list" to all NFA states.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5075 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5076 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5077 nfa_restore_listids(nfa_regprog_T *prog, int *list)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5078 {
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5079 int i;
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5080 nfa_state_T *p;
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5081
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5082 p = &prog->state[0];
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5083 for (i = prog->nstate; --i >= 0; )
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5084 {
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5085 p->lastlist[1] = list[i];
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5086 ++p;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5087 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5088 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5089
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
5090 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5091 nfa_re_num_cmp(long_u val, int op, long_u pos)
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
5092 {
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
5093 if (op == 1) return pos > val;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
5094 if (op == 2) return pos < val;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
5095 return val == pos;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
5096 }
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
5097
7805
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
5098 static int recursive_regmatch(nfa_state_T *state, nfa_pim_T *pim, nfa_regprog_T *prog, regsubs_T *submatch, regsubs_T *m, int **listids);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
5099 static int nfa_regmatch(nfa_regprog_T *prog, nfa_state_T *start, regsubs_T *submatch, regsubs_T *m);
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
5100
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5101 /*
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5102 * Recursively call nfa_regmatch()
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5103 * "pim" is NULL or contains info about a Postponed Invisible Match (start
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5104 * position).
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5105 */
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5106 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5107 recursive_regmatch(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5108 nfa_state_T *state,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5109 nfa_pim_T *pim,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5110 nfa_regprog_T *prog,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5111 regsubs_T *submatch,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5112 regsubs_T *m,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5113 int **listids)
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5114 {
4887
dc78a26f6f64 updated for version 7.3.1189
Bram Moolenaar <bram@vim.org>
parents: 4879
diff changeset
5115 int save_reginput_col = (int)(reginput - regline);
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5116 int save_reglnum = reglnum;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5117 int save_nfa_match = nfa_match;
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5118 int save_nfa_listid = nfa_listid;
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5119 save_se_T *save_nfa_endp = nfa_endp;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5120 save_se_T endpos;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5121 save_se_T *endposp = NULL;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5122 int result;
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5123 int need_restore = FALSE;
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5124
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5125 if (pim != NULL)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5126 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5127 /* start at the position where the postponed match was */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5128 if (REG_MULTI)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5129 reginput = regline + pim->end.pos.col;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5130 else
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5131 reginput = pim->end.ptr;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5132 }
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5133
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5134 if (state->c == NFA_START_INVISIBLE_BEFORE
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
5135 || state->c == NFA_START_INVISIBLE_BEFORE_FIRST
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
5136 || state->c == NFA_START_INVISIBLE_BEFORE_NEG
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
5137 || state->c == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5138 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5139 /* The recursive match must end at the current position. When "pim" is
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5140 * not NULL it specifies the current position. */
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5141 endposp = &endpos;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5142 if (REG_MULTI)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5143 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5144 if (pim == NULL)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5145 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5146 endpos.se_u.pos.col = (int)(reginput - regline);
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5147 endpos.se_u.pos.lnum = reglnum;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5148 }
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5149 else
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5150 endpos.se_u.pos = pim->end.pos;
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5151 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5152 else
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5153 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5154 if (pim == NULL)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5155 endpos.se_u.ptr = reginput;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5156 else
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5157 endpos.se_u.ptr = pim->end.ptr;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5158 }
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5159
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5160 /* Go back the specified number of bytes, or as far as the
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5161 * start of the previous line, to try matching "\@<=" or
5188
fa76be660fa9 updated for version 7.4a.020
Bram Moolenaar <bram@vim.org>
parents: 5184
diff changeset
5162 * not matching "\@<!". This is very inefficient, limit the number of
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
5163 * bytes if possible. */
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5164 if (state->val <= 0)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5165 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5166 if (REG_MULTI)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5167 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5168 regline = reg_getline(--reglnum);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5169 if (regline == NULL)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5170 /* can't go before the first line */
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5171 regline = reg_getline(++reglnum);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5172 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5173 reginput = regline;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5174 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5175 else
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5176 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5177 if (REG_MULTI && (int)(reginput - regline) < state->val)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5178 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5179 /* Not enough bytes in this line, go to end of
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5180 * previous line. */
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5181 regline = reg_getline(--reglnum);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5182 if (regline == NULL)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5183 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5184 /* can't go before the first line */
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5185 regline = reg_getline(++reglnum);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5186 reginput = regline;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5187 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5188 else
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5189 reginput = regline + STRLEN(regline);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5190 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5191 if ((int)(reginput - regline) >= state->val)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5192 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5193 reginput -= state->val;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5194 #ifdef FEAT_MBYTE
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5195 if (has_mbyte)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5196 reginput -= mb_head_off(regline, reginput);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5197 #endif
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5198 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5199 else
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5200 reginput = regline;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5201 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5202 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5203
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5204 #ifdef ENABLE_LOG
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5205 if (log_fd != stderr)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5206 fclose(log_fd);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5207 log_fd = NULL;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5208 #endif
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5209 /* Have to clear the lastlist field of the NFA nodes, so that
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5210 * nfa_regmatch() and addstate() can run properly after recursion. */
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5211 if (nfa_ll_index == 1)
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5212 {
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5213 /* Already calling nfa_regmatch() recursively. Save the lastlist[1]
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5214 * values and clear them. */
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5215 if (*listids == NULL)
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5216 {
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5217 *listids = (int *)lalloc(sizeof(int) * nstate, TRUE);
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5218 if (*listids == NULL)
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5219 {
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5220 EMSG(_("E878: (NFA) Could not allocate memory for branch traversal!"));
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5221 return 0;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5222 }
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5223 }
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5224 nfa_save_listids(prog, *listids);
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5225 need_restore = TRUE;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5226 /* any value of nfa_listid will do */
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5227 }
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5228 else
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5229 {
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5230 /* First recursive nfa_regmatch() call, switch to the second lastlist
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5231 * entry. Make sure nfa_listid is different from a previous recursive
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5232 * call, because some states may still have this ID. */
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5233 ++nfa_ll_index;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5234 if (nfa_listid <= nfa_alt_listid)
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5235 nfa_listid = nfa_alt_listid;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5236 }
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5237
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5238 /* Call nfa_regmatch() to check if the current concat matches at this
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5239 * position. The concat ends with the node NFA_END_INVISIBLE */
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5240 nfa_endp = endposp;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5241 result = nfa_regmatch(prog, state->out, submatch, m);
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5242
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5243 if (need_restore)
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5244 nfa_restore_listids(prog, *listids);
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5245 else
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5246 {
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5247 --nfa_ll_index;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5248 nfa_alt_listid = nfa_listid;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5249 }
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5250
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5251 /* restore position in input text */
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5252 reglnum = save_reglnum;
4877
9e36c6b1ebf4 updated for version 7.3.1184
Bram Moolenaar <bram@vim.org>
parents: 4845
diff changeset
5253 if (REG_MULTI)
9e36c6b1ebf4 updated for version 7.3.1184
Bram Moolenaar <bram@vim.org>
parents: 4845
diff changeset
5254 regline = reg_getline(reglnum);
4887
dc78a26f6f64 updated for version 7.3.1189
Bram Moolenaar <bram@vim.org>
parents: 4879
diff changeset
5255 reginput = regline + save_reginput_col;
9371
3666915cac0b commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents: 9015
diff changeset
5256 if (result != NFA_TOO_EXPENSIVE)
3666915cac0b commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents: 9015
diff changeset
5257 {
3666915cac0b commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents: 9015
diff changeset
5258 nfa_match = save_nfa_match;
3666915cac0b commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents: 9015
diff changeset
5259 nfa_listid = save_nfa_listid;
3666915cac0b commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents: 9015
diff changeset
5260 }
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5261 nfa_endp = save_nfa_endp;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5262
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5263 #ifdef ENABLE_LOG
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5264 log_fd = fopen(NFA_REGEXP_RUN_LOG, "a");
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5265 if (log_fd != NULL)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5266 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5267 fprintf(log_fd, "****************************\n");
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5268 fprintf(log_fd, "FINISHED RUNNING nfa_regmatch() recursively\n");
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5269 fprintf(log_fd, "MATCH = %s\n", result == TRUE ? "OK" : "FALSE");
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5270 fprintf(log_fd, "****************************\n");
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5271 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5272 else
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5273 {
14145
1cf832945469 patch 8.1.0090: "..." used inconsistently in a message
Christian Brabandt <cb@256bit.org>
parents: 14121
diff changeset
5274 EMSG(_(e_log_open_failed));
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5275 log_fd = stderr;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5276 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5277 #endif
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5278
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5279 return result;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5280 }
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5281
7805
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
5282 static int skip_to_start(int c, colnr_T *colp);
0b6c37dd858d commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents: 7258
diff changeset
5283 static long find_match_text(colnr_T startcol, int regstart, char_u *match_text);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5284
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5285 /*
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5286 * Estimate the chance of a match with "state" failing.
4821
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5287 * empty match: 0
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5288 * NFA_ANY: 1
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5289 * specific character: 99
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5290 */
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5291 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5292 failure_chance(nfa_state_T *state, int depth)
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5293 {
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5294 int c = state->c;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5295 int l, r;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5296
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5297 /* detect looping */
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5298 if (depth > 4)
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5299 return 1;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5300
4742
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5301 switch (c)
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5302 {
4742
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5303 case NFA_SPLIT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5304 if (state->out->c == NFA_SPLIT || state->out1->c == NFA_SPLIT)
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5305 /* avoid recursive stuff */
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5306 return 1;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5307 /* two alternatives, use the lowest failure chance */
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5308 l = failure_chance(state->out, depth + 1);
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5309 r = failure_chance(state->out1, depth + 1);
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5310 return l < r ? l : r;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5311
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5312 case NFA_ANY:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5313 /* matches anything, unlikely to fail */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5314 return 1;
4821
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5315
4742
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5316 case NFA_MATCH:
4821
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5317 case NFA_MCLOSE:
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
5318 case NFA_ANY_COMPOSING:
4742
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5319 /* empty match works always */
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5320 return 0;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5321
4897
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5322 case NFA_START_INVISIBLE:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5323 case NFA_START_INVISIBLE_FIRST:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5324 case NFA_START_INVISIBLE_NEG:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5325 case NFA_START_INVISIBLE_NEG_FIRST:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5326 case NFA_START_INVISIBLE_BEFORE:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5327 case NFA_START_INVISIBLE_BEFORE_FIRST:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5328 case NFA_START_INVISIBLE_BEFORE_NEG:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5329 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5330 case NFA_START_PATTERN:
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5331 /* recursive regmatch is expensive, use low failure chance */
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5332 return 5;
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5333
4742
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5334 case NFA_BOL:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5335 case NFA_EOL:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5336 case NFA_BOF:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5337 case NFA_EOF:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5338 case NFA_NEWL:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5339 return 99;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5340
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5341 case NFA_BOW:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5342 case NFA_EOW:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5343 return 90;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5344
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5345 case NFA_MOPEN:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5346 case NFA_MOPEN1:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5347 case NFA_MOPEN2:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5348 case NFA_MOPEN3:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5349 case NFA_MOPEN4:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5350 case NFA_MOPEN5:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5351 case NFA_MOPEN6:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5352 case NFA_MOPEN7:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5353 case NFA_MOPEN8:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5354 case NFA_MOPEN9:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5355 #ifdef FEAT_SYN_HL
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5356 case NFA_ZOPEN:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5357 case NFA_ZOPEN1:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5358 case NFA_ZOPEN2:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5359 case NFA_ZOPEN3:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5360 case NFA_ZOPEN4:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5361 case NFA_ZOPEN5:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5362 case NFA_ZOPEN6:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5363 case NFA_ZOPEN7:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5364 case NFA_ZOPEN8:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5365 case NFA_ZOPEN9:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5366 case NFA_ZCLOSE:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5367 case NFA_ZCLOSE1:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5368 case NFA_ZCLOSE2:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5369 case NFA_ZCLOSE3:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5370 case NFA_ZCLOSE4:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5371 case NFA_ZCLOSE5:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5372 case NFA_ZCLOSE6:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5373 case NFA_ZCLOSE7:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5374 case NFA_ZCLOSE8:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5375 case NFA_ZCLOSE9:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5376 #endif
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5377 case NFA_NOPEN:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5378 case NFA_MCLOSE1:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5379 case NFA_MCLOSE2:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5380 case NFA_MCLOSE3:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5381 case NFA_MCLOSE4:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5382 case NFA_MCLOSE5:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5383 case NFA_MCLOSE6:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5384 case NFA_MCLOSE7:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5385 case NFA_MCLOSE8:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5386 case NFA_MCLOSE9:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5387 case NFA_NCLOSE:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5388 return failure_chance(state->out, depth + 1);
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5389
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5390 case NFA_BACKREF1:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5391 case NFA_BACKREF2:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5392 case NFA_BACKREF3:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5393 case NFA_BACKREF4:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5394 case NFA_BACKREF5:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5395 case NFA_BACKREF6:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5396 case NFA_BACKREF7:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5397 case NFA_BACKREF8:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5398 case NFA_BACKREF9:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5399 #ifdef FEAT_SYN_HL
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5400 case NFA_ZREF1:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5401 case NFA_ZREF2:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5402 case NFA_ZREF3:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5403 case NFA_ZREF4:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5404 case NFA_ZREF5:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5405 case NFA_ZREF6:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5406 case NFA_ZREF7:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5407 case NFA_ZREF8:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5408 case NFA_ZREF9:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5409 #endif
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5410 /* backreferences don't match in many places */
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5411 return 94;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5412
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5413 case NFA_LNUM_GT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5414 case NFA_LNUM_LT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5415 case NFA_COL_GT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5416 case NFA_COL_LT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5417 case NFA_VCOL_GT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5418 case NFA_VCOL_LT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5419 case NFA_MARK_GT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5420 case NFA_MARK_LT:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5421 case NFA_VISUAL:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5422 /* before/after positions don't match very often */
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5423 return 85;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5424
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5425 case NFA_LNUM:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5426 return 90;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5427
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5428 case NFA_CURSOR:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5429 case NFA_COL:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5430 case NFA_VCOL:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5431 case NFA_MARK:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5432 /* specific positions rarely match */
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5433 return 98;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5434
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5435 case NFA_COMPOSING:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5436 return 95;
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5437
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5438 default:
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5439 if (c > 0)
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5440 /* character match fails often */
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5441 return 95;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5442 }
4742
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5443
6a706ca7a889 updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents: 4740
diff changeset
5444 /* something else, includes character classes */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5445 return 50;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5446 }
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5447
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5448 /*
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5449 * Skip until the char "c" we know a match must start with.
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5450 */
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5451 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5452 skip_to_start(int c, colnr_T *colp)
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5453 {
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5454 char_u *s;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5455
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5456 /* Used often, do some work to avoid call overhead. */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5457 if (!rex.reg_ic
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5458 #ifdef FEAT_MBYTE
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5459 && !has_mbyte
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5460 #endif
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5461 )
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5462 s = vim_strbyte(regline + *colp, c);
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5463 else
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5464 s = cstrchr(regline + *colp, c);
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5465 if (s == NULL)
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5466 return FAIL;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5467 *colp = (int)(s - regline);
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5468 return OK;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5469 }
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5470
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
5471 /*
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5472 * Check for a match with match_text.
4807
3dbd251777de updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents: 4805
diff changeset
5473 * Called after skip_to_start() has found regstart.
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5474 * Returns zero for no match, 1 for a match.
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5475 */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5476 static long
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5477 find_match_text(colnr_T startcol, int regstart, char_u *match_text)
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5478 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5479 colnr_T col = startcol;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5480 int c1, c2;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5481 int len1, len2;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5482 int match;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5483
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5484 for (;;)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5485 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5486 match = TRUE;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5487 len2 = MB_CHAR2LEN(regstart); /* skip regstart */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5488 for (len1 = 0; match_text[len1] != NUL; len1 += MB_CHAR2LEN(c1))
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5489 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5490 c1 = PTR2CHAR(match_text + len1);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5491 c2 = PTR2CHAR(regline + col + len2);
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5492 if (c1 != c2 && (!rex.reg_ic || MB_TOLOWER(c1) != MB_TOLOWER(c2)))
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5493 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5494 match = FALSE;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5495 break;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5496 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5497 len2 += MB_CHAR2LEN(c2);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5498 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5499 if (match
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5500 #ifdef FEAT_MBYTE
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5501 /* check that no composing char follows */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5502 && !(enc_utf8
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5503 && utf_iscomposing(PTR2CHAR(regline + col + len2)))
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5504 #endif
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5505 )
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5506 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5507 cleanup_subexpr();
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5508 if (REG_MULTI)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5509 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5510 rex.reg_startpos[0].lnum = reglnum;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5511 rex.reg_startpos[0].col = col;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5512 rex.reg_endpos[0].lnum = reglnum;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5513 rex.reg_endpos[0].col = col + len2;
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5514 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5515 else
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5516 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5517 rex.reg_startp[0] = regline + col;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5518 rex.reg_endp[0] = regline + col + len2;
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5519 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5520 return 1L;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5521 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5522
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5523 /* Try finding regstart after the current match. */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5524 col += MB_CHAR2LEN(regstart); /* skip regstart */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5525 if (skip_to_start(regstart, &col) == FAIL)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5526 break;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5527 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5528 return 0L;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5529 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5530
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5531 #ifdef FEAT_RELTIME
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5532 static int
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5533 nfa_did_time_out()
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5534 {
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5535 if (nfa_time_limit != NULL && profile_passed_limit(nfa_time_limit))
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5536 {
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5537 if (nfa_timed_out != NULL)
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5538 *nfa_timed_out = TRUE;
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5539 return TRUE;
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5540 }
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5541 return FALSE;
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5542 }
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5543 #endif
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5544
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
5545 /*
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5546 * Main matching routine.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5547 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5548 * Run NFA to determine whether it matches reginput.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5549 *
4694
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
5550 * When "nfa_endp" is not NULL it is a required end-of-match position.
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
5551 *
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5552 * Return TRUE if there is a match, FALSE otherwise.
5372
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
5553 * When there is a match "submatch" contains the positions.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5554 * Note: Caller must ensure that: start != NULL.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5555 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5556 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5557 nfa_regmatch(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5558 nfa_regprog_T *prog,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5559 nfa_state_T *start,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5560 regsubs_T *submatch,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
5561 regsubs_T *m)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5562 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5563 int result;
6545
1ef8ce97fc40 updated for version 7.4.599
Bram Moolenaar <bram@vim.org>
parents: 6533
diff changeset
5564 size_t size = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5565 int flag = 0;
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
5566 int go_to_nextline = FALSE;
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
5567 nfa_thread_T *t;
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5568 nfa_list_T list[2];
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5569 int listidx;
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
5570 nfa_list_T *thislist;
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
5571 nfa_list_T *nextlist;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5572 int *listids = NULL;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5573 nfa_state_T *add_state;
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
5574 int add_here;
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5575 int add_count;
4819
8c4324e6f477 updated for version 7.3.1156
Bram Moolenaar <bram@vim.org>
parents: 4815
diff changeset
5576 int add_off = 0;
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5577 int toplevel = start->c == NFA_MOPEN;
4460
fe8a0a6a1c2a updated for version 7.3.978
Bram Moolenaar <bram@vim.org>
parents: 4458
diff changeset
5578 #ifdef NFA_REGEXP_DEBUG_LOG
8989
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5579 FILE *debug;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5580 #endif
8989
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5581
5310
b04bdb2c5fce updated for version 7.4.008
Bram Moolenaar <bram@vim.org>
parents: 5300
diff changeset
5582 /* Some patterns may take a long time to match, especially when using
b04bdb2c5fce updated for version 7.4.008
Bram Moolenaar <bram@vim.org>
parents: 5300
diff changeset
5583 * recursive_regmatch(). Allow interrupting them with CTRL-C. */
b04bdb2c5fce updated for version 7.4.008
Bram Moolenaar <bram@vim.org>
parents: 5300
diff changeset
5584 fast_breakcheck();
b04bdb2c5fce updated for version 7.4.008
Bram Moolenaar <bram@vim.org>
parents: 5300
diff changeset
5585 if (got_int)
b04bdb2c5fce updated for version 7.4.008
Bram Moolenaar <bram@vim.org>
parents: 5300
diff changeset
5586 return FALSE;
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
5587 #ifdef FEAT_RELTIME
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5588 if (nfa_did_time_out())
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
5589 return FALSE;
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
5590 #endif
5310
b04bdb2c5fce updated for version 7.4.008
Bram Moolenaar <bram@vim.org>
parents: 5300
diff changeset
5591
8989
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5592 #ifdef NFA_REGEXP_DEBUG_LOG
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5593 debug = fopen(NFA_REGEXP_DEBUG_LOG, "a");
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5594 if (debug == NULL)
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5595 {
14159
c9342023ea6f patch 8.1.0097: superfluous space before exclamation mark
Christian Brabandt <cb@256bit.org>
parents: 14145
diff changeset
5596 EMSG2("(NFA) COULD NOT OPEN %s!", NFA_REGEXP_DEBUG_LOG);
8989
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5597 return FALSE;
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5598 }
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8841
diff changeset
5599 #endif
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
5600 nfa_match = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5601
4563
e7016af0cbf9 updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents: 4561
diff changeset
5602 /* Allocate memory for the lists of nodes. */
4539
532c2e850256 updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents: 4537
diff changeset
5603 size = (nstate + 1) * sizeof(nfa_thread_T);
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
5604
4768
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
5605 list[0].t = (nfa_thread_T *)lalloc(size, TRUE);
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
5606 list[0].len = nstate + 1;
4768
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
5607 list[1].t = (nfa_thread_T *)lalloc(size, TRUE);
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
5608 list[1].len = nstate + 1;
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5609 if (list[0].t == NULL || list[1].t == NULL)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5610 goto theend;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5611
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5612 #ifdef ENABLE_LOG
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
5613 log_fd = fopen(NFA_REGEXP_RUN_LOG, "a");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5614 if (log_fd != NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5615 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5616 fprintf(log_fd, "**********************************\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5617 nfa_set_code(start->c);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5618 fprintf(log_fd, " RUNNING nfa_regmatch() starting with state %d, code %s\n",
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5619 abs(start->id), code);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5620 fprintf(log_fd, "**********************************\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5621 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5622 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5623 {
14145
1cf832945469 patch 8.1.0090: "..." used inconsistently in a message
Christian Brabandt <cb@256bit.org>
parents: 14121
diff changeset
5624 EMSG(_(e_log_open_failed));
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5625 log_fd = stderr;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5626 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5627 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5628
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5629 thislist = &list[0];
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5630 thislist->n = 0;
5227
a08fa2919f2b updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents: 5221
diff changeset
5631 thislist->has_pim = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5632 nextlist = &list[1];
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5633 nextlist->n = 0;
5227
a08fa2919f2b updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents: 5221
diff changeset
5634 nextlist->has_pim = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5635 #ifdef ENABLE_LOG
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5636 fprintf(log_fd, "(---) STARTSTATE first\n");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5637 #endif
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5638 thislist->id = nfa_listid + 1;
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5639
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5640 /* Inline optimized code for addstate(thislist, start, m, 0) if we know
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5641 * it's the first MOPEN. */
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5642 if (toplevel)
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5643 {
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5644 if (REG_MULTI)
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5645 {
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
5646 m->norm.list.multi[0].start_lnum = reglnum;
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
5647 m->norm.list.multi[0].start_col = (colnr_T)(reginput - regline);
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5648 }
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5649 else
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5650 m->norm.list.line[0].start = reginput;
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5651 m->norm.in_use = 1;
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5652 addstate(thislist, start->out, m, NULL, 0);
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5653 }
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
5654 else
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5655 addstate(thislist, start, m, NULL, 0);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5656
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5657 #define ADD_STATE_IF_MATCH(state) \
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5658 if (result) { \
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5659 add_state = state->out; \
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5660 add_off = clen; \
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5661 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5662
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5663 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5664 * Run for each character.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5665 */
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
5666 for (;;)
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
5667 {
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5668 int curc;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5669 int clen;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5670
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5671 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5672 if (has_mbyte)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5673 {
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5674 curc = (*mb_ptr2char)(reginput);
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5675 clen = (*mb_ptr2len)(reginput);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5676 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5677 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5678 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5679 {
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5680 curc = *reginput;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5681 clen = 1;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5682 }
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5683 if (curc == NUL)
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
5684 {
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5685 clen = 0;
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
5686 go_to_nextline = FALSE;
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
5687 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5688
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5689 /* swap lists */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5690 thislist = &list[flag];
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5691 nextlist = &list[flag ^= 1];
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
5692 nextlist->n = 0; /* clear nextlist */
5227
a08fa2919f2b updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents: 5221
diff changeset
5693 nextlist->has_pim = FALSE;
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5694 ++nfa_listid;
14161
7cac4646c552 patch 8.1.0098: segfault when pattern with z() is very slow
Christian Brabandt <cb@256bit.org>
parents: 14159
diff changeset
5695 if (prog->re_engine == AUTOMATIC_ENGINE
14173
4b59671bce9c patch 8.1.0104: can't build without the +eval feature
Christian Brabandt <cb@256bit.org>
parents: 14163
diff changeset
5696 && (nfa_listid >= NFA_MAX_STATES
4b59671bce9c patch 8.1.0104: can't build without the +eval feature
Christian Brabandt <cb@256bit.org>
parents: 14163
diff changeset
5697 # ifdef FEAT_EVAL
4b59671bce9c patch 8.1.0104: can't build without the +eval feature
Christian Brabandt <cb@256bit.org>
parents: 14163
diff changeset
5698 || nfa_fail_for_testing
4b59671bce9c patch 8.1.0104: can't build without the +eval feature
Christian Brabandt <cb@256bit.org>
parents: 14163
diff changeset
5699 # endif
4b59671bce9c patch 8.1.0104: can't build without the +eval feature
Christian Brabandt <cb@256bit.org>
parents: 14163
diff changeset
5700 ))
6328
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5701 {
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5702 /* too many states, retry with old engine */
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5703 nfa_match = NFA_TOO_EXPENSIVE;
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5704 goto theend;
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5705 }
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5706
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5707 thislist->id = nfa_listid;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
5708 nextlist->id = nfa_listid + 1;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5709
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5710 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5711 fprintf(log_fd, "------------------------------------------\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5712 fprintf(log_fd, ">>> Reginput is \"%s\"\n", reginput);
14145
1cf832945469 patch 8.1.0090: "..." used inconsistently in a message
Christian Brabandt <cb@256bit.org>
parents: 14121
diff changeset
5713 fprintf(log_fd, ">>> Advanced one character... Current char is %c (code %d) \n", curc, (int)curc);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5714 fprintf(log_fd, ">>> Thislist has %d states available: ", thislist->n);
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5715 {
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5716 int i;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5717
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5718 for (i = 0; i < thislist->n; i++)
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5719 fprintf(log_fd, "%d ", abs(thislist->t[i].state->id));
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
5720 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5721 fprintf(log_fd, "\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5722 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5723
4460
fe8a0a6a1c2a updated for version 7.3.978
Bram Moolenaar <bram@vim.org>
parents: 4458
diff changeset
5724 #ifdef NFA_REGEXP_DEBUG_LOG
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5725 fprintf(debug, "\n-------------------\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5726 #endif
4480
035fb0d5e7ce updated for version 7.3.988
Bram Moolenaar <bram@vim.org>
parents: 4470
diff changeset
5727 /*
035fb0d5e7ce updated for version 7.3.988
Bram Moolenaar <bram@vim.org>
parents: 4470
diff changeset
5728 * If the state lists are empty we can stop.
035fb0d5e7ce updated for version 7.3.988
Bram Moolenaar <bram@vim.org>
parents: 4470
diff changeset
5729 */
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5730 if (thislist->n == 0)
4480
035fb0d5e7ce updated for version 7.3.988
Bram Moolenaar <bram@vim.org>
parents: 4470
diff changeset
5731 break;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5732
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5733 /* compute nextlist */
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5734 for (listidx = 0; listidx < thislist->n; ++listidx)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5735 {
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5736 /* If the list gets very long there probably is something wrong.
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5737 * At least allow interrupting with CTRL-C. */
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5738 fast_breakcheck();
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5739 if (got_int)
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5740 break;
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5741 #ifdef FEAT_RELTIME
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5742 if (nfa_time_limit != NULL && ++nfa_time_count == 20)
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5743 {
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5744 nfa_time_count = 0;
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5745 if (nfa_did_time_out())
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5746 break;
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5747 }
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
5748 #endif
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5749 t = &thislist->t[listidx];
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5750
4460
fe8a0a6a1c2a updated for version 7.3.978
Bram Moolenaar <bram@vim.org>
parents: 4458
diff changeset
5751 #ifdef NFA_REGEXP_DEBUG_LOG
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5752 nfa_set_code(t->state->c);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5753 fprintf(debug, "%s, ", code);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5754 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5755 #ifdef ENABLE_LOG
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5756 {
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5757 int col;
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5758
4690
9d97a0c045ef updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents: 4688
diff changeset
5759 if (t->subs.norm.in_use <= 0)
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5760 col = -1;
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5761 else if (REG_MULTI)
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
5762 col = t->subs.norm.list.multi[0].start_col;
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5763 else
4690
9d97a0c045ef updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents: 4688
diff changeset
5764 col = (int)(t->subs.norm.list.line[0].start - regline);
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5765 nfa_set_code(t->state->c);
14145
1cf832945469 patch 8.1.0090: "..." used inconsistently in a message
Christian Brabandt <cb@256bit.org>
parents: 14121
diff changeset
5766 fprintf(log_fd, "(%d) char %d %s (start col %d)%s... \n",
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5767 abs(t->state->id), (int)t->state->c, code, col,
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5768 pim_info(&t->pim));
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5769 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5770 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5771
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5772 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5773 * Handle the possible codes of the current state.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5774 * The most important is NFA_MATCH.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5775 */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5776 add_state = NULL;
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
5777 add_here = FALSE;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5778 add_count = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5779 switch (t->state->c)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5780 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5781 case NFA_MATCH:
4567
96c1a7850097 updated for version 7.3.1031
Bram Moolenaar <bram@vim.org>
parents: 4565
diff changeset
5782 {
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
5783 #ifdef FEAT_MBYTE
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
5784 /* If the match ends before a composing characters and
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5785 * rex.reg_icombine is not set, that is not really a match. */
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
5786 if (enc_utf8 && !rex.reg_icombine && utf_iscomposing(curc))
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
5787 break;
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
5788 #endif
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
5789 nfa_match = TRUE;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5790 copy_sub(&submatch->norm, &t->subs.norm);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5791 #ifdef FEAT_SYN_HL
4712
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5792 if (nfa_has_zsubexpr)
832bf8136d86 updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents: 4696
diff changeset
5793 copy_sub(&submatch->synt, &t->subs.synt);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5794 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5795 #ifdef ENABLE_LOG
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5796 log_subsexpr(&t->subs);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5797 #endif
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
5798 /* Found the left-most longest match, do not look at any other
4553
7b835b2969af updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents: 4551
diff changeset
5799 * states at this position. When the list of states is going
7b835b2969af updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents: 4551
diff changeset
5800 * to be empty quit without advancing, so that "reginput" is
7b835b2969af updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents: 4551
diff changeset
5801 * correct. */
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
5802 if (nextlist->n == 0)
4553
7b835b2969af updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents: 4551
diff changeset
5803 clen = 0;
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
5804 goto nextchar;
4567
96c1a7850097 updated for version 7.3.1031
Bram Moolenaar <bram@vim.org>
parents: 4565
diff changeset
5805 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5806
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5807 case NFA_END_INVISIBLE:
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5808 case NFA_END_INVISIBLE_NEG:
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5809 case NFA_END_PATTERN:
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5810 /*
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5811 * This is only encountered after a NFA_START_INVISIBLE or
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
5812 * NFA_START_INVISIBLE_BEFORE node.
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
5813 * They surround a zero-width group, used with "\@=", "\&",
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
5814 * "\@!", "\@<=" and "\@<!".
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5815 * If we got here, it means that the current "invisible" group
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5816 * finished successfully, so return control to the parent
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5817 * nfa_regmatch(). For a look-behind match only when it ends
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5818 * in the position in "nfa_endp".
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5819 * Submatches are stored in *m, and used in the parent call.
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5820 */
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
5821 #ifdef ENABLE_LOG
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5822 if (nfa_endp != NULL)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5823 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5824 if (REG_MULTI)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5825 fprintf(log_fd, "Current lnum: %d, endp lnum: %d; current col: %d, endp col: %d\n",
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5826 (int)reglnum,
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5827 (int)nfa_endp->se_u.pos.lnum,
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5828 (int)(reginput - regline),
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5829 nfa_endp->se_u.pos.col);
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5830 else
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5831 fprintf(log_fd, "Current col: %d, endp col: %d\n",
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5832 (int)(reginput - regline),
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5833 (int)(nfa_endp->se_u.ptr - reginput));
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5834 }
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
5835 #endif
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5836 /* If "nfa_endp" is set it's only a match if it ends at
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5837 * "nfa_endp" */
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5838 if (nfa_endp != NULL && (REG_MULTI
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5839 ? (reglnum != nfa_endp->se_u.pos.lnum
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5840 || (int)(reginput - regline)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5841 != nfa_endp->se_u.pos.col)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5842 : reginput != nfa_endp->se_u.ptr))
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5843 break;
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5844
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5845 /* do not set submatches for \@! */
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5846 if (t->state->c != NFA_END_INVISIBLE_NEG)
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5847 {
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5848 copy_sub(&m->norm, &t->subs.norm);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5849 #ifdef FEAT_SYN_HL
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5850 if (nfa_has_zsubexpr)
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5851 copy_sub(&m->synt, &t->subs.synt);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5852 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5853 }
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5854 #ifdef ENABLE_LOG
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5855 fprintf(log_fd, "Match found:\n");
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5856 log_subsexpr(m);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5857 #endif
4716
a804309e7327 updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents: 4714
diff changeset
5858 nfa_match = TRUE;
5334
c1ae5baa41f4 updated for version 7.4.020
Bram Moolenaar <bram@vim.org>
parents: 5310
diff changeset
5859 /* See comment above at "goto nextchar". */
c1ae5baa41f4 updated for version 7.4.020
Bram Moolenaar <bram@vim.org>
parents: 5310
diff changeset
5860 if (nextlist->n == 0)
c1ae5baa41f4 updated for version 7.4.020
Bram Moolenaar <bram@vim.org>
parents: 5310
diff changeset
5861 clen = 0;
c1ae5baa41f4 updated for version 7.4.020
Bram Moolenaar <bram@vim.org>
parents: 5310
diff changeset
5862 goto nextchar;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5863
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5864 case NFA_START_INVISIBLE:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5865 case NFA_START_INVISIBLE_FIRST:
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5866 case NFA_START_INVISIBLE_NEG:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5867 case NFA_START_INVISIBLE_NEG_FIRST:
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
5868 case NFA_START_INVISIBLE_BEFORE:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5869 case NFA_START_INVISIBLE_BEFORE_FIRST:
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5870 case NFA_START_INVISIBLE_BEFORE_NEG:
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5871 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST:
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5872 {
4821
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5873 #ifdef ENABLE_LOG
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5874 fprintf(log_fd, "Failure chance invisible: %d, what follows: %d\n",
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5875 failure_chance(t->state->out, 0),
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5876 failure_chance(t->state->out1->out, 0));
2f1ee97f5f23 updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents: 4819
diff changeset
5877 #endif
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5878 /* Do it directly if there already is a PIM or when
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5879 * nfa_postprocess() detected it will work better. */
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5880 if (t->pim.result != NFA_PIM_UNUSED
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5881 || t->state->c == NFA_START_INVISIBLE_FIRST
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5882 || t->state->c == NFA_START_INVISIBLE_NEG_FIRST
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5883 || t->state->c == NFA_START_INVISIBLE_BEFORE_FIRST
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5884 || t->state->c == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5885 {
5029
c9e2ccc53f2e updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents: 5006
diff changeset
5886 int in_use = m->norm.in_use;
c9e2ccc53f2e updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents: 5006
diff changeset
5887
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
5888 /* Copy submatch info for the recursive call, opposite
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
5889 * of what happens on success below. */
4997
8a7d3a73adab updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents: 4958
diff changeset
5890 copy_sub_off(&m->norm, &t->subs.norm);
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
5891 #ifdef FEAT_SYN_HL
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
5892 if (nfa_has_zsubexpr)
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
5893 copy_sub_off(&m->synt, &t->subs.synt);
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
5894 #endif
4997
8a7d3a73adab updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents: 4958
diff changeset
5895
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5896 /*
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5897 * First try matching the invisible match, then what
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5898 * follows.
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5899 */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5900 result = recursive_regmatch(t->state, NULL, prog,
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5901 submatch, m, &listids);
6328
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5902 if (result == NFA_TOO_EXPENSIVE)
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5903 {
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5904 nfa_match = result;
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5905 goto theend;
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
5906 }
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5907
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5908 /* for \@! and \@<! it is a match when the result is
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5909 * FALSE */
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
5910 if (result != (t->state->c == NFA_START_INVISIBLE_NEG
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5911 || t->state->c == NFA_START_INVISIBLE_NEG_FIRST
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5912 || t->state->c
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5913 == NFA_START_INVISIBLE_BEFORE_NEG
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5914 || t->state->c
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
5915 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST))
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5916 {
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5917 /* Copy submatch info from the recursive call */
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5918 copy_sub_off(&t->subs.norm, &m->norm);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5919 #ifdef FEAT_SYN_HL
4768
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
5920 if (nfa_has_zsubexpr)
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
5921 copy_sub_off(&t->subs.synt, &m->synt);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
5922 #endif
5372
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
5923 /* If the pattern has \ze and it matched in the
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
5924 * sub pattern, use it. */
c3d379c2a115 updated for version 7.4.037
Bram Moolenaar <bram@vim.org>
parents: 5370
diff changeset
5925 copy_ze_off(&t->subs.norm, &m->norm);
4657
93b7ed814bec updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents: 4655
diff changeset
5926
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5927 /* t->state->out1 is the corresponding
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5928 * END_INVISIBLE node; Add its out to the current
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5929 * list (zero-width match). */
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
5930 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
5931 add_state = t->state->out1->out;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5932 }
5029
c9e2ccc53f2e updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents: 5006
diff changeset
5933 m->norm.in_use = in_use;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5934 }
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5935 else
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5936 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5937 nfa_pim_T pim;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5938
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5939 /*
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5940 * First try matching what follows. Only if a match
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5941 * is found verify the invisible match matches. Add a
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5942 * nfa_pim_T to the following states, it contains info
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5943 * about the invisible match.
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5944 */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5945 pim.state = t->state;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5946 pim.result = NFA_PIM_TODO;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5947 pim.subs.norm.in_use = 0;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5948 #ifdef FEAT_SYN_HL
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5949 pim.subs.synt.in_use = 0;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5950 #endif
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5951 if (REG_MULTI)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5952 {
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5953 pim.end.pos.col = (int)(reginput - regline);
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5954 pim.end.pos.lnum = reglnum;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5955 }
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5956 else
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5957 pim.end.ptr = reginput;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5958
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5959 /* t->state->out1 is the corresponding END_INVISIBLE
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5960 * node; Add its out to the current list (zero-width
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5961 * match). */
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5962 addstate_here(thislist, t->state->out1->out, &t->subs,
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
5963 &pim, &listidx);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
5964 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5965 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5966 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
5967
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
5968 case NFA_START_PATTERN:
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5969 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5970 nfa_state_T *skip = NULL;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5971 #ifdef ENABLE_LOG
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5972 int skip_lid = 0;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5973 #endif
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5974
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5975 /* There is no point in trying to match the pattern if the
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5976 * output state is not going to be added to the list. */
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5977 if (state_in_list(nextlist, t->state->out1->out, &t->subs))
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5978 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5979 skip = t->state->out1->out;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5980 #ifdef ENABLE_LOG
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5981 skip_lid = nextlist->id;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5982 #endif
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5983 }
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5984 else if (state_in_list(nextlist,
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5985 t->state->out1->out->out, &t->subs))
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5986 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5987 skip = t->state->out1->out->out;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5988 #ifdef ENABLE_LOG
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5989 skip_lid = nextlist->id;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5990 #endif
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5991 }
4897
91136a41f83f updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents: 4893
diff changeset
5992 else if (state_in_list(thislist,
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5993 t->state->out1->out->out, &t->subs))
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5994 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5995 skip = t->state->out1->out->out;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5996 #ifdef ENABLE_LOG
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5997 skip_lid = thislist->id;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5998 #endif
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
5999 }
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6000 if (skip != NULL)
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6001 {
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6002 #ifdef ENABLE_LOG
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6003 nfa_set_code(skip->c);
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6004 fprintf(log_fd, "> Not trying to match pattern, output state %d is already in list %d. char %d: %s\n",
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6005 abs(skip->id), skip_lid, skip->c, code);
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6006 #endif
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6007 break;
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6008 }
5370
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
6009 /* Copy submatch info to the recursive call, opposite of what
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
6010 * happens afterwards. */
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
6011 copy_sub_off(&m->norm, &t->subs.norm);
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
6012 #ifdef FEAT_SYN_HL
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
6013 if (nfa_has_zsubexpr)
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
6014 copy_sub_off(&m->synt, &t->subs.synt);
90e2f0729a0d updated for version 7.4.036
Bram Moolenaar <bram@vim.org>
parents: 5360
diff changeset
6015 #endif
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6016
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6017 /* First try matching the pattern. */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6018 result = recursive_regmatch(t->state, NULL, prog,
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6019 submatch, m, &listids);
6328
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
6020 if (result == NFA_TOO_EXPENSIVE)
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
6021 {
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
6022 nfa_match = result;
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
6023 goto theend;
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
6024 }
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6025 if (result)
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6026 {
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6027 int bytelen;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6028
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6029 #ifdef ENABLE_LOG
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6030 fprintf(log_fd, "NFA_START_PATTERN matches:\n");
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6031 log_subsexpr(m);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6032 #endif
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6033 /* Copy submatch info from the recursive call */
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6034 copy_sub_off(&t->subs.norm, &m->norm);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6035 #ifdef FEAT_SYN_HL
4768
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
6036 if (nfa_has_zsubexpr)
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
6037 copy_sub_off(&t->subs.synt, &m->synt);
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6038 #endif
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6039 /* Now we need to skip over the matched text and then
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6040 * continue with what follows. */
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6041 if (REG_MULTI)
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6042 /* TODO: multi-line match */
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
6043 bytelen = m->norm.list.multi[0].end_col
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6044 - (int)(reginput - regline);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6045 else
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6046 bytelen = (int)(m->norm.list.line[0].end - reginput);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6047
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6048 #ifdef ENABLE_LOG
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6049 fprintf(log_fd, "NFA_START_PATTERN length: %d\n", bytelen);
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6050 #endif
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6051 if (bytelen == 0)
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6052 {
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6053 /* empty match, output of corresponding
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6054 * NFA_END_PATTERN/NFA_SKIP to be used at current
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6055 * position */
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6056 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6057 add_state = t->state->out1->out->out;
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6058 }
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6059 else if (bytelen <= clen)
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6060 {
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6061 /* match current character, output of corresponding
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6062 * NFA_END_PATTERN to be used at next position. */
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6063 add_state = t->state->out1->out->out;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6064 add_off = clen;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6065 }
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6066 else
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6067 {
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6068 /* skip over the matched characters, set character
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6069 * count in NFA_SKIP */
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6070 add_state = t->state->out1->out;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6071 add_off = bytelen;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6072 add_count = bytelen - clen;
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6073 }
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6074 }
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6075 break;
4787
7fde662e1db2 updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents: 4785
diff changeset
6076 }
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
6077
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6078 case NFA_BOL:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6079 if (reginput == regline)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6080 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6081 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6082 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6083 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6084 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6085
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6086 case NFA_EOL:
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6087 if (curc == NUL)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6088 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6089 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6090 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6091 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6092 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6093
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6094 case NFA_BOW:
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6095 result = TRUE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6096
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6097 if (curc == NUL)
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6098 result = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6099 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6100 else if (has_mbyte)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6101 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6102 int this_class;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6103
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6104 /* Get class of current and previous char (if it exists). */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6105 this_class = mb_get_class_buf(reginput, rex.reg_buf);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6106 if (this_class <= 1)
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6107 result = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6108 else if (reg_prev_class() == this_class)
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6109 result = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6110 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6111 #endif
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6112 else if (!vim_iswordc_buf(curc, rex.reg_buf)
4503
e6e60d9da892 updated for version 7.3.999
Bram Moolenaar <bram@vim.org>
parents: 4484
diff changeset
6113 || (reginput > regline
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6114 && vim_iswordc_buf(reginput[-1], rex.reg_buf)))
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6115 result = FALSE;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6116 if (result)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6117 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6118 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6119 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6120 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6121 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6122
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6123 case NFA_EOW:
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6124 result = TRUE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6125 if (reginput == regline)
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6126 result = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6127 #ifdef FEAT_MBYTE
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6128 else if (has_mbyte)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6129 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6130 int this_class, prev_class;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6131
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6132 /* Get class of current and previous char (if it exists). */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6133 this_class = mb_get_class_buf(reginput, rex.reg_buf);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6134 prev_class = reg_prev_class();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6135 if (this_class == prev_class
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6136 || prev_class == 0 || prev_class == 1)
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6137 result = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6138 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6139 #endif
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6140 else if (!vim_iswordc_buf(reginput[-1], rex.reg_buf)
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6141 || (reginput[0] != NUL
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6142 && vim_iswordc_buf(curc, rex.reg_buf)))
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6143 result = FALSE;
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6144 if (result)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6145 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6146 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6147 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6148 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6149 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6150
4671
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
6151 case NFA_BOF:
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
6152 if (reglnum == 0 && reginput == regline
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6153 && (!REG_MULTI || rex.reg_firstlnum == 1))
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6154 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6155 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6156 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6157 }
4671
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
6158 break;
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
6159
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
6160 case NFA_EOF:
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6161 if (reglnum == rex.reg_maxline && curc == NUL)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6162 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6163 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6164 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6165 }
4671
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
6166 break;
b3c59716e700 updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents: 4669
diff changeset
6167
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6168 #ifdef FEAT_MBYTE
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6169 case NFA_COMPOSING:
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6170 {
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6171 int mc = curc;
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
6172 int len = 0;
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
6173 nfa_state_T *end;
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
6174 nfa_state_T *sta;
4547
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6175 int cchars[MAX_MCO];
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6176 int ccount = 0;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6177 int j;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6178
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6179 sta = t->state->out;
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6180 len = 0;
4535
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6181 if (utf_iscomposing(sta->c))
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6182 {
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6183 /* Only match composing character(s), ignore base
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6184 * character. Used for ".{composing}" and "{composing}"
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6185 * (no preceding character). */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6186 len += mb_char2len(mc);
4535
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6187 }
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6188 if (rex.reg_icombine && len == 0)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6189 {
4535
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6190 /* If \Z was present, then ignore composing characters.
45f97c349537 updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents: 4533
diff changeset
6191 * When ignoring the base character this always matches. */
13208
e96663c35bab patch 8.0.1478: unnecessary condition
Christian Brabandt <cb@256bit.org>
parents: 13192
diff changeset
6192 if (sta->c != curc)
4529
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
6193 result = FAIL;
4547
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6194 else
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6195 result = OK;
4529
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
6196 while (sta->c != NFA_END_COMPOSING)
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
6197 sta = sta->out;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6198 }
4547
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6199
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6200 /* Check base character matches first, unless ignored. */
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6201 else if (len > 0 || mc == sta->c)
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6202 {
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6203 if (len == 0)
4529
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
6204 {
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
6205 len += mb_char2len(mc);
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
6206 sta = sta->out;
432a6b8c7d93 updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents: 4527
diff changeset
6207 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6208
4547
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6209 /* We don't care about the order of composing characters.
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6210 * Get them into cchars[] first. */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6211 while (len < clen)
4547
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6212 {
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6213 mc = mb_ptr2char(reginput + len);
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6214 cchars[ccount++] = mc;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6215 len += mb_char2len(mc);
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6216 if (ccount == MAX_MCO)
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6217 break;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6218 }
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6219
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6220 /* Check that each composing char in the pattern matches a
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6221 * composing char in the text. We do not check if all
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6222 * composing chars are matched. */
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6223 result = OK;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6224 while (sta->c != NFA_END_COMPOSING)
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6225 {
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6226 for (j = 0; j < ccount; ++j)
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6227 if (cchars[j] == sta->c)
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6228 break;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6229 if (j == ccount)
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6230 {
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6231 result = FAIL;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6232 break;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6233 }
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6234 sta = sta->out;
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6235 }
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6236 }
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6237 else
4525
36ddcf4cecbc updated for version 7.3.1010
Bram Moolenaar <bram@vim.org>
parents: 4517
diff changeset
6238 result = FAIL;
4547
fc997f05cbc7 updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents: 4543
diff changeset
6239
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6240 end = t->state->out1; /* NFA_END_COMPOSING */
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6241 ADD_STATE_IF_MATCH(end);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6242 break;
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6243 }
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6244 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6245
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6246 case NFA_NEWL:
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6247 if (curc == NUL && !rex.reg_line_lbr && REG_MULTI
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6248 && reglnum <= rex.reg_maxline)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6249 {
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6250 go_to_nextline = TRUE;
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6251 /* Pass -1 for the offset, which means taking the position
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6252 * at the start of the next line. */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6253 add_state = t->state->out;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6254 add_off = -1;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6255 }
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6256 else if (curc == '\n' && rex.reg_line_lbr)
4555
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
6257 {
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
6258 /* match \n as if it is an ordinary character */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6259 add_state = t->state->out;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6260 add_off = 1;
4555
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
6261 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6262 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6263
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6264 case NFA_START_COLL:
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6265 case NFA_START_NEG_COLL:
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6266 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6267 /* What follows is a list of characters, until NFA_END_COLL.
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6268 * One of them must match or none of them must match. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6269 nfa_state_T *state;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6270 int result_if_matched;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6271 int c1, c2;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6272
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6273 /* Never match EOL. If it's part of the collection it is added
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6274 * as a separate state with an OR. */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6275 if (curc == NUL)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6276 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6277
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6278 state = t->state->out;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6279 result_if_matched = (t->state->c == NFA_START_COLL);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6280 for (;;)
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6281 {
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6282 if (state->c == NFA_END_COLL)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6283 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6284 result = !result_if_matched;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6285 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6286 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6287 if (state->c == NFA_RANGE_MIN)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6288 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6289 c1 = state->val;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6290 state = state->out; /* advance to NFA_RANGE_MAX */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6291 c2 = state->val;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6292 #ifdef ENABLE_LOG
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6293 fprintf(log_fd, "NFA_RANGE_MIN curc=%d c1=%d c2=%d\n",
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6294 curc, c1, c2);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6295 #endif
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6296 if (curc >= c1 && curc <= c2)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6297 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6298 result = result_if_matched;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6299 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6300 }
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6301 if (rex.reg_ic)
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6302 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6303 int curc_low = MB_TOLOWER(curc);
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6304 int done = FALSE;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6305
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6306 for ( ; c1 <= c2; ++c1)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6307 if (MB_TOLOWER(c1) == curc_low)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6308 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6309 result = result_if_matched;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6310 done = TRUE;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6311 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6312 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6313 if (done)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6314 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6315 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6316 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6317 else if (state->c < 0 ? check_char_class(state->c, curc)
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
6318 : (curc == state->c
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6319 || (rex.reg_ic && MB_TOLOWER(curc)
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6320 == MB_TOLOWER(state->c))))
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6321 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6322 result = result_if_matched;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6323 break;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6324 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6325 state = state->out;
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6326 }
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6327 if (result)
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6328 {
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6329 /* next state is in out of the NFA_END_COLL, out1 of
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6330 * START points to the END state */
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6331 add_state = t->state->out1->out;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6332 add_off = clen;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6333 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6334 break;
4781
c02c7df9bdc9 updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents: 4772
diff changeset
6335 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6336
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6337 case NFA_ANY:
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6338 /* Any char except '\0', (end of input) does not match. */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6339 if (curc > 0)
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6340 {
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6341 add_state = t->state->out;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6342 add_off = clen;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6343 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6344 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6345
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6346 case NFA_ANY_COMPOSING:
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6347 /* On a composing character skip over it. Otherwise do
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6348 * nothing. Always matches. */
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6349 #ifdef FEAT_MBYTE
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6350 if (enc_utf8 && utf_iscomposing(curc))
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6351 {
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6352 add_off = clen;
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6353 }
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6354 else
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6355 #endif
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6356 {
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6357 add_here = TRUE;
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6358 add_off = 0;
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6359 }
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6360 add_state = t->state->out;
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6361 break;
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6362
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6363 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6364 * Character classes like \a for alpha, \d for digit etc.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6365 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6366 case NFA_IDENT: /* \i */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6367 result = vim_isIDc(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6368 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6369 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6370
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6371 case NFA_SIDENT: /* \I */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6372 result = !VIM_ISDIGIT(curc) && vim_isIDc(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6373 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6374 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6375
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6376 case NFA_KWORD: /* \k */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6377 result = vim_iswordp_buf(reginput, rex.reg_buf);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6378 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6379 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6380
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6381 case NFA_SKWORD: /* \K */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6382 result = !VIM_ISDIGIT(curc)
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6383 && vim_iswordp_buf(reginput, rex.reg_buf);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6384 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6385 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6386
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6387 case NFA_FNAME: /* \f */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6388 result = vim_isfilec(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6389 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6390 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6391
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6392 case NFA_SFNAME: /* \F */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6393 result = !VIM_ISDIGIT(curc) && vim_isfilec(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6394 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6395 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6396
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6397 case NFA_PRINT: /* \p */
5221
9982ec574beb updated for version 7.4a.036
Bram Moolenaar <bram@vim.org>
parents: 5212
diff changeset
6398 result = vim_isprintc(PTR2CHAR(reginput));
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6399 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6400 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6401
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6402 case NFA_SPRINT: /* \P */
5221
9982ec574beb updated for version 7.4a.036
Bram Moolenaar <bram@vim.org>
parents: 5212
diff changeset
6403 result = !VIM_ISDIGIT(curc) && vim_isprintc(PTR2CHAR(reginput));
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6404 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6405 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6406
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6407 case NFA_WHITE: /* \s */
11129
f4ea50924c6d patch 8.0.0452: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11127
diff changeset
6408 result = VIM_ISWHITE(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6409 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6410 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6411
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6412 case NFA_NWHITE: /* \S */
11129
f4ea50924c6d patch 8.0.0452: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents: 11127
diff changeset
6413 result = curc != NUL && !VIM_ISWHITE(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6414 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6415 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6416
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6417 case NFA_DIGIT: /* \d */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6418 result = ri_digit(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6419 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6420 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6421
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6422 case NFA_NDIGIT: /* \D */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6423 result = curc != NUL && !ri_digit(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6424 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6425 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6426
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6427 case NFA_HEX: /* \x */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6428 result = ri_hex(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6429 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6430 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6431
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6432 case NFA_NHEX: /* \X */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6433 result = curc != NUL && !ri_hex(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6434 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6435 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6436
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6437 case NFA_OCTAL: /* \o */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6438 result = ri_octal(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6439 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6440 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6441
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6442 case NFA_NOCTAL: /* \O */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6443 result = curc != NUL && !ri_octal(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6444 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6445 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6446
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6447 case NFA_WORD: /* \w */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6448 result = ri_word(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6449 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6450 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6451
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6452 case NFA_NWORD: /* \W */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6453 result = curc != NUL && !ri_word(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6454 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6455 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6456
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6457 case NFA_HEAD: /* \h */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6458 result = ri_head(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6459 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6460 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6461
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6462 case NFA_NHEAD: /* \H */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6463 result = curc != NUL && !ri_head(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6464 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6465 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6466
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6467 case NFA_ALPHA: /* \a */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6468 result = ri_alpha(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6469 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6470 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6471
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6472 case NFA_NALPHA: /* \A */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6473 result = curc != NUL && !ri_alpha(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6474 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6475 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6476
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6477 case NFA_LOWER: /* \l */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6478 result = ri_lower(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6479 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6480 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6481
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6482 case NFA_NLOWER: /* \L */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6483 result = curc != NUL && !ri_lower(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6484 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6485 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6486
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6487 case NFA_UPPER: /* \u */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6488 result = ri_upper(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6489 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6490 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6491
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6492 case NFA_NUPPER: /* \U */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6493 result = curc != NUL && !ri_upper(curc);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6494 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6495 break;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6496
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6497 case NFA_LOWER_IC: /* [a-z] */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6498 result = ri_lower(curc) || (rex.reg_ic && ri_upper(curc));
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6499 ADD_STATE_IF_MATCH(t->state);
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6500 break;
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6501
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6502 case NFA_NLOWER_IC: /* [^a-z] */
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6503 result = curc != NUL
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6504 && !(ri_lower(curc) || (rex.reg_ic && ri_upper(curc)));
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6505 ADD_STATE_IF_MATCH(t->state);
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6506 break;
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6507
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6508 case NFA_UPPER_IC: /* [A-Z] */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6509 result = ri_upper(curc) || (rex.reg_ic && ri_lower(curc));
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6510 ADD_STATE_IF_MATCH(t->state);
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6511 break;
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6512
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6513 case NFA_NUPPER_IC: /* ^[A-Z] */
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6514 result = curc != NUL
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6515 && !(ri_upper(curc) || (rex.reg_ic && ri_lower(curc)));
5296
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6516 ADD_STATE_IF_MATCH(t->state);
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6517 break;
3e9107b86b68 updated for version 7.4.001
Bram Moolenaar <bram@vim.org>
parents: 5255
diff changeset
6518
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6519 case NFA_BACKREF1:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6520 case NFA_BACKREF2:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6521 case NFA_BACKREF3:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6522 case NFA_BACKREF4:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6523 case NFA_BACKREF5:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6524 case NFA_BACKREF6:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6525 case NFA_BACKREF7:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6526 case NFA_BACKREF8:
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6527 case NFA_BACKREF9:
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6528 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6529 case NFA_ZREF1:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6530 case NFA_ZREF2:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6531 case NFA_ZREF3:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6532 case NFA_ZREF4:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6533 case NFA_ZREF5:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6534 case NFA_ZREF6:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6535 case NFA_ZREF7:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6536 case NFA_ZREF8:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6537 case NFA_ZREF9:
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6538 #endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6539 /* \1 .. \9 \z1 .. \z9 */
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6540 {
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6541 int subidx;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6542 int bytelen;
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6543
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6544 if (t->state->c <= NFA_BACKREF9)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6545 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6546 subidx = t->state->c - NFA_BACKREF1 + 1;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6547 result = match_backref(&t->subs.norm, subidx, &bytelen);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6548 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6549 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6550 else
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6551 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6552 subidx = t->state->c - NFA_ZREF1 + 1;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6553 result = match_zref(subidx, &bytelen);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6554 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6555 #endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
6556
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6557 if (result)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6558 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6559 if (bytelen == 0)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6560 {
4692
08fbb1ce1bc5 updated for version 7.3.1093
Bram Moolenaar <bram@vim.org>
parents: 4690
diff changeset
6561 /* empty match always works, output of NFA_SKIP to be
08fbb1ce1bc5 updated for version 7.3.1093
Bram Moolenaar <bram@vim.org>
parents: 4690
diff changeset
6562 * used next */
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6563 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6564 add_state = t->state->out->out;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6565 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6566 else if (bytelen <= clen)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6567 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6568 /* match current character, jump ahead to out of
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6569 * NFA_SKIP */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6570 add_state = t->state->out->out;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6571 add_off = clen;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6572 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6573 else
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6574 {
4728
43de4ebbe7ad updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents: 4726
diff changeset
6575 /* skip over the matched characters, set character
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6576 * count in NFA_SKIP */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6577 add_state = t->state->out;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6578 add_off = bytelen;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6579 add_count = bytelen - clen;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6580 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6581 }
4482
cd005ab15ef3 updated for version 7.3.989
Bram Moolenaar <bram@vim.org>
parents: 4480
diff changeset
6582 break;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6583 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6584 case NFA_SKIP:
4748
4b9503f0c7d3 updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents: 4746
diff changeset
6585 /* character of previous matching \1 .. \9 or \@> */
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6586 if (t->count - clen <= 0)
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6587 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6588 /* end of match, go to what follows */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6589 add_state = t->state->out;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6590 add_off = clen;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6591 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6592 else
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6593 {
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6594 /* add state again with decremented count */
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6595 add_state = t->state;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6596 add_off = 0;
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6597 add_count = t->count - clen;
4571
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6598 }
b2a8e3a66f8c updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents: 4569
diff changeset
6599 break;
4482
cd005ab15ef3 updated for version 7.3.989
Bram Moolenaar <bram@vim.org>
parents: 4480
diff changeset
6600
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6601 case NFA_LNUM:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6602 case NFA_LNUM_GT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6603 case NFA_LNUM_LT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6604 result = (REG_MULTI &&
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6605 nfa_re_num_cmp(t->state->val, t->state->c - NFA_LNUM,
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6606 (long_u)(reglnum + rex.reg_firstlnum)));
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6607 if (result)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6608 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6609 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6610 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6611 }
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6612 break;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6613
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6614 case NFA_COL:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6615 case NFA_COL_GT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6616 case NFA_COL_LT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6617 result = nfa_re_num_cmp(t->state->val, t->state->c - NFA_COL,
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6618 (long_u)(reginput - regline) + 1);
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6619 if (result)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6620 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6621 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6622 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6623 }
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6624 break;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6625
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6626 case NFA_VCOL:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6627 case NFA_VCOL_GT:
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6628 case NFA_VCOL_LT:
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6629 {
6499
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6630 int op = t->state->c - NFA_VCOL;
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6631 colnr_T col = (colnr_T)(reginput - regline);
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6632 win_T *wp = rex.reg_win == NULL ? curwin : rex.reg_win;
6499
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6633
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6634 /* Bail out quickly when there can't be a match, avoid the
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6635 * overhead of win_linetabsize() on long lines. */
6653
2c7f279d419c updated for version 7.4.651
Bram Moolenaar <bram@vim.org>
parents: 6594
diff changeset
6636 if (op != 1 && col > t->state->val
2c7f279d419c updated for version 7.4.651
Bram Moolenaar <bram@vim.org>
parents: 6594
diff changeset
6637 #ifdef FEAT_MBYTE
2c7f279d419c updated for version 7.4.651
Bram Moolenaar <bram@vim.org>
parents: 6594
diff changeset
6638 * (has_mbyte ? MB_MAXBYTES : 1)
2c7f279d419c updated for version 7.4.651
Bram Moolenaar <bram@vim.org>
parents: 6594
diff changeset
6639 #endif
2c7f279d419c updated for version 7.4.651
Bram Moolenaar <bram@vim.org>
parents: 6594
diff changeset
6640 )
6499
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6641 break;
6510
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6642 result = FALSE;
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6643 if (op == 1 && col - 1 > t->state->val && col > 100)
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6644 {
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6645 int ts = wp->w_buffer->b_p_ts;
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6646
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6647 /* Guess that a character won't use more columns than
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6648 * 'tabstop', with a minimum of 4. */
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6649 if (ts < 4)
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6650 ts = 4;
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6651 result = col > t->state->val * ts;
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6652 }
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6653 if (!result)
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6654 result = nfa_re_num_cmp(t->state->val, op,
dfd593d81818 updated for version 7.4.582
Bram Moolenaar <bram@vim.org>
parents: 6499
diff changeset
6655 (long_u)win_linetabsize(wp, regline, col) + 1);
6499
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6656 if (result)
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6657 {
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6658 add_here = TRUE;
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6659 add_state = t->state->out;
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6660 }
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6661 }
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6662 break;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6663
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6664 case NFA_MARK:
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6665 case NFA_MARK_GT:
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6666 case NFA_MARK_LT:
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6667 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6668 pos_T *pos = getmark_buf(rex.reg_buf, t->state->val, FALSE);
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6669
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6670 /* Compare the mark position to the match position. */
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6671 result = (pos != NULL /* mark doesn't exist */
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6672 && pos->lnum > 0 /* mark isn't set in reg_buf */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6673 && (pos->lnum == reglnum + rex.reg_firstlnum
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6674 ? (pos->col == (colnr_T)(reginput - regline)
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6675 ? t->state->c == NFA_MARK
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6676 : (pos->col < (colnr_T)(reginput - regline)
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6677 ? t->state->c == NFA_MARK_GT
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6678 : t->state->c == NFA_MARK_LT))
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6679 : (pos->lnum < reglnum + rex.reg_firstlnum
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6680 ? t->state->c == NFA_MARK_GT
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6681 : t->state->c == NFA_MARK_LT)));
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6682 if (result)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6683 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6684 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6685 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6686 }
4732
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6687 break;
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6688 }
0798b096bab3 updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents: 4730
diff changeset
6689
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6690 case NFA_CURSOR:
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6691 result = (rex.reg_win != NULL
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6692 && (reglnum + rex.reg_firstlnum
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6693 == rex.reg_win->w_cursor.lnum)
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6694 && ((colnr_T)(reginput - regline)
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6695 == rex.reg_win->w_cursor.col));
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6696 if (result)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6697 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6698 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6699 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6700 }
4583
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6701 break;
321cfbef9431 updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents: 4579
diff changeset
6702
4756
96f3348f9f11 updated for version 7.3.1125
Bram Moolenaar <bram@vim.org>
parents: 4750
diff changeset
6703 case NFA_VISUAL:
4730
749e2b2755d5 updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents: 4728
diff changeset
6704 result = reg_match_visual();
749e2b2755d5 updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents: 4728
diff changeset
6705 if (result)
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6706 {
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6707 add_here = TRUE;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6708 add_state = t->state->out;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6709 }
4730
749e2b2755d5 updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents: 4728
diff changeset
6710 break;
749e2b2755d5 updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents: 4728
diff changeset
6711
5251
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6712 case NFA_MOPEN1:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6713 case NFA_MOPEN2:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6714 case NFA_MOPEN3:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6715 case NFA_MOPEN4:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6716 case NFA_MOPEN5:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6717 case NFA_MOPEN6:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6718 case NFA_MOPEN7:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6719 case NFA_MOPEN8:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6720 case NFA_MOPEN9:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6721 #ifdef FEAT_SYN_HL
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6722 case NFA_ZOPEN:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6723 case NFA_ZOPEN1:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6724 case NFA_ZOPEN2:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6725 case NFA_ZOPEN3:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6726 case NFA_ZOPEN4:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6727 case NFA_ZOPEN5:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6728 case NFA_ZOPEN6:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6729 case NFA_ZOPEN7:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6730 case NFA_ZOPEN8:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6731 case NFA_ZOPEN9:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6732 #endif
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6733 case NFA_NOPEN:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6734 case NFA_ZSTART:
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6735 /* These states are only added to be able to bail out when
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6736 * they are added again, nothing is to be done. */
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6737 break;
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6738
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6739 default: /* regular character */
4559
04086e297563 updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents: 4557
diff changeset
6740 {
04086e297563 updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents: 4557
diff changeset
6741 int c = t->state->c;
04086e297563 updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents: 4557
diff changeset
6742
5251
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6743 #ifdef DEBUG
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6744 if (c < 0)
10540
ea7fbae33285 patch 8.0.0160: EMSG() is sometimes used where it should be IEMSG()
Christian Brabandt <cb@256bit.org>
parents: 10245
diff changeset
6745 IEMSGN("INTERNAL: Negative state char: %ld", c);
5251
2e63b6c763f7 updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents: 5227
diff changeset
6746 #endif
4559
04086e297563 updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents: 4557
diff changeset
6747 result = (c == curc);
04086e297563 updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents: 4557
diff changeset
6748
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6749 if (!result && rex.reg_ic)
4559
04086e297563 updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents: 4557
diff changeset
6750 result = MB_TOLOWER(c) == MB_TOLOWER(curc);
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6751 #ifdef FEAT_MBYTE
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6752 /* If rex.reg_icombine is not set only skip over the character
5901
10fc95f48546 updated for version 7.4.293
Bram Moolenaar <bram@vim.org>
parents: 5895
diff changeset
6753 * itself. When it is set skip over composing characters. */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6754 if (result && enc_utf8 && !rex.reg_icombine)
6787
5caf46fd6e24 patch 7.4.715
Bram Moolenaar <bram@vim.org>
parents: 6747
diff changeset
6755 clen = utf_ptr2len(reginput);
4527
55bcaa1d2749 updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents: 4525
diff changeset
6756 #endif
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6757 ADD_STATE_IF_MATCH(t->state);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6758 break;
4559
04086e297563 updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents: 4557
diff changeset
6759 }
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6760
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6761 } /* switch (t->state->c) */
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6762
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6763 if (add_state != NULL)
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6764 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6765 nfa_pim_T *pim;
5401
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6766 nfa_pim_T pim_copy;
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6767
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6768 if (t->pim.result == NFA_PIM_UNUSED)
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6769 pim = NULL;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6770 else
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6771 pim = &t->pim;
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6772
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6773 /* Handle the postponed invisible match if the match might end
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6774 * without advancing and before the end of the line. */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6775 if (pim != NULL && (clen == 0 || match_follows(add_state, 0)))
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6776 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6777 if (pim->result == NFA_PIM_TODO)
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6778 {
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6779 #ifdef ENABLE_LOG
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6780 fprintf(log_fd, "\n");
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6781 fprintf(log_fd, "==================================\n");
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6782 fprintf(log_fd, "Postponed recursive nfa_regmatch()\n");
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6783 fprintf(log_fd, "\n");
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6784 #endif
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6785 result = recursive_regmatch(pim->state, pim,
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6786 prog, submatch, m, &listids);
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6787 pim->result = result ? NFA_PIM_MATCH : NFA_PIM_NOMATCH;
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6788 /* for \@! and \@<! it is a match when the result is
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6789 * FALSE */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6790 if (result != (pim->state->c == NFA_START_INVISIBLE_NEG
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6791 || pim->state->c == NFA_START_INVISIBLE_NEG_FIRST
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6792 || pim->state->c
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6793 == NFA_START_INVISIBLE_BEFORE_NEG
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6794 || pim->state->c
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6795 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST))
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6796 {
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6797 /* Copy submatch info from the recursive call */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6798 copy_sub_off(&pim->subs.norm, &m->norm);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6799 #ifdef FEAT_SYN_HL
4768
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
6800 if (nfa_has_zsubexpr)
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6801 copy_sub_off(&pim->subs.synt, &m->synt);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6802 #endif
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6803 }
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6804 }
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6805 else
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6806 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6807 result = (pim->result == NFA_PIM_MATCH);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6808 #ifdef ENABLE_LOG
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6809 fprintf(log_fd, "\n");
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6810 fprintf(log_fd, "Using previous recursive nfa_regmatch() result, result == %d\n", pim->result);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6811 fprintf(log_fd, "MATCH = %s\n", result == TRUE ? "OK" : "FALSE");
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6812 fprintf(log_fd, "\n");
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6813 #endif
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6814 }
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6815
4785
3b5a023a4543 updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents: 4783
diff changeset
6816 /* for \@! and \@<! it is a match when result is FALSE */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6817 if (result != (pim->state->c == NFA_START_INVISIBLE_NEG
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6818 || pim->state->c == NFA_START_INVISIBLE_NEG_FIRST
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6819 || pim->state->c
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6820 == NFA_START_INVISIBLE_BEFORE_NEG
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6821 || pim->state->c
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
6822 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST))
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6823 {
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6824 /* Copy submatch info from the recursive call */
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6825 copy_sub_off(&t->subs.norm, &pim->subs.norm);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6826 #ifdef FEAT_SYN_HL
4768
82e6588762e4 updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents: 4762
diff changeset
6827 if (nfa_has_zsubexpr)
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6828 copy_sub_off(&t->subs.synt, &pim->subs.synt);
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6829 #endif
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6830 }
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6831 else
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6832 /* look-behind match failed, don't add the state */
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6833 continue;
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6834
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6835 /* Postponed invisible match was handled, don't add it to
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6836 * following states. */
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6837 pim = NULL;
4726
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6838 }
3849c811cc0b updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents: 4720
diff changeset
6839
5401
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6840 /* If "pim" points into l->t it will become invalid when
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6841 * adding the state causes the list to be reallocated. Make a
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6842 * local copy to avoid that. */
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6843 if (pim == &t->pim)
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6844 {
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6845 copy_pim(&pim_copy, pim);
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6846 pim = &pim_copy;
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6847 }
e7a2f217a385 updated for version 7.4.051
Bram Moolenaar <bram@vim.org>
parents: 5372
diff changeset
6848
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6849 if (add_here)
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6850 addstate_here(thislist, add_state, &t->subs, pim, &listidx);
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6851 else
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6852 {
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6853 addstate(nextlist, add_state, &t->subs, pim, add_off);
4799
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6854 if (add_count > 0)
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6855 nextlist->t[nextlist->n - 1].count = add_count;
e3f9e33fb28c updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents: 4797
diff changeset
6856 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6857 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6858
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6859 } /* for (thislist = thislist; thislist->state; thislist++) */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6860
4557
888c12c899e5 updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents: 4555
diff changeset
6861 /* Look for the start of a match in the current position by adding the
888c12c899e5 updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents: 4555
diff changeset
6862 * start state to the list of states.
888c12c899e5 updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents: 4555
diff changeset
6863 * The first found match is the leftmost one, thus the order of states
888c12c899e5 updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents: 4555
diff changeset
6864 * matters!
888c12c899e5 updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents: 4555
diff changeset
6865 * Do not add the start state in recursive calls of nfa_regmatch(),
888c12c899e5 updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents: 4555
diff changeset
6866 * because recursive calls should only start in the first position.
4694
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6867 * Unless "nfa_endp" is not NULL, then we match the end position.
4557
888c12c899e5 updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents: 4555
diff changeset
6868 * Also don't start a match past the first line. */
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
6869 if (nfa_match == FALSE
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6870 && ((toplevel
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
6871 && reglnum == 0
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
6872 && clen != 0
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6873 && (rex.reg_maxcol == 0
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6874 || (colnr_T)(reginput - regline) < rex.reg_maxcol))
4694
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6875 || (nfa_endp != NULL
4682
2f51ee8825db updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents: 4679
diff changeset
6876 && (REG_MULTI
4694
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6877 ? (reglnum < nfa_endp->se_u.pos.lnum
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6878 || (reglnum == nfa_endp->se_u.pos.lnum
13192
9bd4151e5aeb patch 8.0.1470: integer overflow when using regexp pattern
Christian Brabandt <cb@256bit.org>
parents: 13043
diff changeset
6879 && (int)(reginput - regline)
4694
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6880 < nfa_endp->se_u.pos.col))
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6881 : reginput < nfa_endp->se_u.ptr))))
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6882 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6883 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6884 fprintf(log_fd, "(---) STARTSTATE\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6885 #endif
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6886 /* Inline optimized code for addstate() if we know the state is
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6887 * the first MOPEN. */
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6888 if (toplevel)
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6889 {
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6890 int add = TRUE;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6891 int c;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6892
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6893 if (prog->regstart != NUL && clen != 0)
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6894 {
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6895 if (nextlist->n == 0)
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6896 {
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6897 colnr_T col = (colnr_T)(reginput - regline) + clen;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6898
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6899 /* Nextlist is empty, we can skip ahead to the
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6900 * character that must appear at the start. */
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6901 if (skip_to_start(prog->regstart, &col) == FAIL)
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6902 break;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6903 #ifdef ENABLE_LOG
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6904 fprintf(log_fd, " Skipping ahead %d bytes to regstart\n",
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6905 col - ((colnr_T)(reginput - regline) + clen));
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6906 #endif
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6907 reginput = regline + col - clen;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6908 }
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6909 else
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6910 {
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6911 /* Checking if the required start character matches is
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6912 * cheaper than adding a state that won't match. */
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6913 c = PTR2CHAR(reginput + clen);
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6914 if (c != prog->regstart && (!rex.reg_ic
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
6915 || MB_TOLOWER(c) != MB_TOLOWER(prog->regstart)))
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6916 {
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6917 #ifdef ENABLE_LOG
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6918 fprintf(log_fd, " Skipping start state, regstart does not match\n");
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6919 #endif
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6920 add = FALSE;
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6921 }
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6922 }
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6923 }
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6924
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6925 if (add)
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6926 {
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6927 if (REG_MULTI)
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
6928 m->norm.list.multi[0].start_col =
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6929 (colnr_T)(reginput - regline) + clen;
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6930 else
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6931 m->norm.list.line[0].start = reginput + clen;
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6932 addstate(nextlist, start->out, m, NULL, clen);
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
6933 }
4797
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6934 }
a30e3762957d updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents: 4787
diff changeset
6935 else
4813
bc3f4804cf47 updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents: 4811
diff changeset
6936 addstate(nextlist, start, m, NULL, clen);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6937 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6938
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6939 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6940 fprintf(log_fd, ">>> Thislist had %d states available: ", thislist->n);
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6941 {
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6942 int i;
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6943
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6944 for (i = 0; i < thislist->n; i++)
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6945 fprintf(log_fd, "%d ", abs(thislist->t[i].state->id));
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6946 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6947 fprintf(log_fd, "\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6948 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6949
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6950 nextchar:
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6951 /* Advance to the next character, or advance to the next line, or
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6952 * finish. */
4549
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6953 if (clen != 0)
849180347ac3 updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents: 4547
diff changeset
6954 reginput += clen;
4694
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6955 else if (go_to_nextline || (nfa_endp != NULL && REG_MULTI
efc4fb311d5d updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents: 4692
diff changeset
6956 && reglnum < nfa_endp->se_u.pos.lnum))
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6957 reg_nextline();
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6958 else
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6959 break;
6499
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6960
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6961 /* Allow interrupting with CTRL-C. */
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6962 line_breakcheck();
6499
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6963 if (got_int)
bcf9d3a6007f updated for version 7.4.577
Bram Moolenaar <bram@vim.org>
parents: 6392
diff changeset
6964 break;
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6965 #ifdef FEAT_RELTIME
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6966 /* Check for timeout once in a twenty times to avoid overhead. */
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6967 if (nfa_time_limit != NULL && ++nfa_time_count == 20)
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6968 {
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6969 nfa_time_count = 0;
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
6970 if (nfa_did_time_out())
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6971 break;
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6972 }
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
6973 #endif
4515
90e9917d4114 updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents: 4507
diff changeset
6974 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6975
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6976 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6977 if (log_fd != stderr)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6978 fclose(log_fd);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6979 log_fd = NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6980 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6981
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6982 theend:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6983 /* Free memory */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6984 vim_free(list[0].t);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6985 vim_free(list[1].t);
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
6986 vim_free(listids);
4783
47222d8b1e94 updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents: 4781
diff changeset
6987 #undef ADD_STATE_IF_MATCH
4460
fe8a0a6a1c2a updated for version 7.3.978
Bram Moolenaar <bram@vim.org>
parents: 4458
diff changeset
6988 #ifdef NFA_REGEXP_DEBUG_LOG
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6989 fclose(debug);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6990 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6991
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
6992 return nfa_match;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6993 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6994
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6995 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6996 * Try match of "prog" with at regline["col"].
6392
2bb019eb60ca updated for version 7.4.527
Bram Moolenaar <bram@vim.org>
parents: 6328
diff changeset
6997 * Returns <= 0 for failure, number of lines contained in the match otherwise.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6998 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
6999 static long
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7000 nfa_regtry(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7001 nfa_regprog_T *prog,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7002 colnr_T col,
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7003 proftime_T *tm UNUSED, /* timeout limit or NULL */
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7004 int *timed_out UNUSED) /* flag set on timeout or NULL */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7005 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7006 int i;
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7007 regsubs_T subs, m;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7008 nfa_state_T *start = prog->start;
6328
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
7009 int result;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7010 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7011 FILE *f;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7012 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7013
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7014 reginput = regline + col;
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
7015 #ifdef FEAT_RELTIME
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
7016 nfa_time_limit = tm;
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7017 nfa_timed_out = timed_out;
6573
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
7018 nfa_time_count = 0;
ffba266e064d updated for version 7.4.613
Bram Moolenaar <bram@vim.org>
parents: 6547
diff changeset
7019 #endif
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7020
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7021 #ifdef ENABLE_LOG
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
7022 f = fopen(NFA_REGEXP_RUN_LOG, "a");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7023 if (f != NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7024 {
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
7025 fprintf(f, "\n\n\t=======================================================\n");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7026 #ifdef DEBUG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7027 fprintf(f, "\tRegexp is \"%s\"\n", nfa_regengine.expr);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7028 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7029 fprintf(f, "\tInput text is \"%s\" \n", reginput);
4750
7793e737ec87 updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents: 4748
diff changeset
7030 fprintf(f, "\t=======================================================\n\n");
4533
6a2005efa02b updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents: 4531
diff changeset
7031 nfa_print_state(f, start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7032 fprintf(f, "\n\n");
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7033 fclose(f);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7034 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7035 else
14163
99a96be12254 patch 8.1.0099: exclamation mark in error message not needed
Christian Brabandt <cb@256bit.org>
parents: 14161
diff changeset
7036 EMSG("Could not open temporary log file for writing");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7037 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7038
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7039 clear_sub(&subs.norm);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7040 clear_sub(&m.norm);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7041 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7042 clear_sub(&subs.synt);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7043 clear_sub(&m.synt);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7044 #endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7045
6328
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
7046 result = nfa_regmatch(prog, start, &subs, &m);
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
7047 if (result == FALSE)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7048 return 0;
6328
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
7049 else if (result == NFA_TOO_EXPENSIVE)
adfbffe1e642 updated for version 7.4.497
Bram Moolenaar <bram@vim.org>
parents: 6280
diff changeset
7050 return result;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7051
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7052 cleanup_subexpr();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7053 if (REG_MULTI)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7054 {
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7055 for (i = 0; i < subs.norm.in_use; i++)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7056 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7057 rex.reg_startpos[i].lnum = subs.norm.list.multi[i].start_lnum;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7058 rex.reg_startpos[i].col = subs.norm.list.multi[i].start_col;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7059
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7060 rex.reg_endpos[i].lnum = subs.norm.list.multi[i].end_lnum;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7061 rex.reg_endpos[i].col = subs.norm.list.multi[i].end_col;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7062 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7063
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7064 if (rex.reg_startpos[0].lnum < 0)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7065 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7066 rex.reg_startpos[0].lnum = 0;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7067 rex.reg_startpos[0].col = col;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7068 }
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7069 if (rex.reg_endpos[0].lnum < 0)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7070 {
4569
f262fb02889d updated for version 7.3.1032
Bram Moolenaar <bram@vim.org>
parents: 4567
diff changeset
7071 /* pattern has a \ze but it didn't match, use current end */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7072 rex.reg_endpos[0].lnum = reglnum;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7073 rex.reg_endpos[0].col = (int)(reginput - regline);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7074 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7075 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7076 /* Use line number of "\ze". */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7077 reglnum = rex.reg_endpos[0].lnum;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7078 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7079 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7080 {
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7081 for (i = 0; i < subs.norm.in_use; i++)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7082 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7083 rex.reg_startp[i] = subs.norm.list.line[i].start;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7084 rex.reg_endp[i] = subs.norm.list.line[i].end;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7085 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7086
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7087 if (rex.reg_startp[0] == NULL)
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7088 rex.reg_startp[0] = regline + col;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7089 if (rex.reg_endp[0] == NULL)
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7090 rex.reg_endp[0] = reginput;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7091 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7092
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7093 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7094 /* Package any found \z(...\) matches for export. Default is none. */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7095 unref_extmatch(re_extmatch_out);
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7096 re_extmatch_out = NULL;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7097
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7098 if (prog->reghasz == REX_SET)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7099 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7100 cleanup_zsubexpr();
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7101 re_extmatch_out = make_extmatch();
7258
7245d8635ac7 commit https://github.com/vim/vim/commit/5ad075c0735d3d8b97708d17c22de8facb15f997
Christian Brabandt <cb@256bit.org>
parents: 7152
diff changeset
7102 /* Loop over \z1, \z2, etc. There is no \z0. */
7245d8635ac7 commit https://github.com/vim/vim/commit/5ad075c0735d3d8b97708d17c22de8facb15f997
Christian Brabandt <cb@256bit.org>
parents: 7152
diff changeset
7103 for (i = 1; i < subs.synt.in_use; i++)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7104 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7105 if (REG_MULTI)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7106 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7107 struct multipos *mpos = &subs.synt.list.multi[i];
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7108
5820
4901a36479f2 updated for version 7.4.253
Bram Moolenaar <bram@vim.org>
parents: 5735
diff changeset
7109 /* Only accept single line matches that are valid. */
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
7110 if (mpos->start_lnum >= 0
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
7111 && mpos->start_lnum == mpos->end_lnum
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
7112 && mpos->end_col >= mpos->start_col)
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7113 re_extmatch_out->matches[i] =
6547
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
7114 vim_strnsave(reg_getline(mpos->start_lnum)
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
7115 + mpos->start_col,
436d6c9e57f2 updated for version 7.4.600
Bram Moolenaar <bram@vim.org>
parents: 6545
diff changeset
7116 mpos->end_col - mpos->start_col);
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7117 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7118 else
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7119 {
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7120 struct linepos *lpos = &subs.synt.list.line[i];
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7121
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7122 if (lpos->start != NULL && lpos->end != NULL)
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7123 re_extmatch_out->matches[i] =
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7124 vim_strnsave(lpos->start,
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7125 (int)(lpos->end - lpos->start));
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7126 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7127 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7128 }
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7129 #endif
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7130
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7131 return 1 + reglnum;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7132 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7133
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7134 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7135 * Match a regexp against a string ("line" points to the string) or multiple
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7136 * lines ("line" is NULL, use reg_getline()).
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7137 *
6392
2bb019eb60ca updated for version 7.4.527
Bram Moolenaar <bram@vim.org>
parents: 6328
diff changeset
7138 * Returns <= 0 for failure, number of lines contained in the match otherwise.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7139 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7140 static long
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7141 nfa_regexec_both(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7142 char_u *line,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7143 colnr_T startcol, /* column to start looking for match */
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7144 proftime_T *tm, /* timeout limit or NULL */
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7145 int *timed_out) /* flag set on timeout or NULL */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7146 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7147 nfa_regprog_T *prog;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7148 long retval = 0L;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7149 int i;
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7150 colnr_T col = startcol;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7151
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7152 if (REG_MULTI)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7153 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7154 prog = (nfa_regprog_T *)rex.reg_mmatch->regprog;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7155 line = reg_getline((linenr_T)0); /* relative to the cursor */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7156 rex.reg_startpos = rex.reg_mmatch->startpos;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7157 rex.reg_endpos = rex.reg_mmatch->endpos;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7158 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7159 else
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7160 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7161 prog = (nfa_regprog_T *)rex.reg_match->regprog;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7162 rex.reg_startp = rex.reg_match->startp;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7163 rex.reg_endp = rex.reg_match->endp;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7164 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7165
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7166 /* Be paranoid... */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7167 if (prog == NULL || line == NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7168 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7169 EMSG(_(e_null));
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7170 goto theend;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7171 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7172
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7173 /* If pattern contains "\c" or "\C": overrule value of rex.reg_ic */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7174 if (prog->regflags & RF_ICASE)
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7175 rex.reg_ic = TRUE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7176 else if (prog->regflags & RF_NOICASE)
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7177 rex.reg_ic = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7178
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7179 #ifdef FEAT_MBYTE
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7180 /* If pattern contains "\Z" overrule value of rex.reg_icombine */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7181 if (prog->regflags & RF_ICOMBINE)
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7182 rex.reg_icombine = TRUE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7183 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7184
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7185 regline = line;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7186 reglnum = 0; /* relative to line */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7187
4553
7b835b2969af updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents: 4551
diff changeset
7188 nfa_has_zend = prog->has_zend;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
7189 nfa_has_backref = prog->has_backref;
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
7190 nfa_nsubexpr = prog->nsubexp;
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
7191 nfa_listid = 1;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
7192 nfa_alt_listid = 2;
4690
9d97a0c045ef updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents: 4688
diff changeset
7193 nfa_regengine.expr = prog->pattern;
4553
7b835b2969af updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents: 4551
diff changeset
7194
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7195 if (prog->reganch && col > 0)
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7196 return 0L;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7197
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7198 need_clear_subexpr = TRUE;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7199 #ifdef FEAT_SYN_HL
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7200 /* Clear the external match subpointers if necessary. */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7201 if (prog->reghasz == REX_SET)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7202 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7203 nfa_has_zsubexpr = TRUE;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7204 need_clear_zsubexpr = TRUE;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7205 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7206 else
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7207 nfa_has_zsubexpr = FALSE;
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7208 #endif
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7209
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7210 if (prog->regstart != NUL)
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7211 {
4801
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
7212 /* Skip ahead until a character we know the match must start with.
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
7213 * When there is none there is no match. */
3cd3cc1e9119 updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents: 4799
diff changeset
7214 if (skip_to_start(prog->regstart, &col) == FAIL)
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7215 return 0L;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7216
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7217 /* If match_text is set it contains the full text that must match.
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7218 * Nothing else to try. Doesn't handle combining chars well. */
4811
9909e44879b9 updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents: 4809
diff changeset
7219 if (prog->match_text != NULL
9909e44879b9 updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents: 4809
diff changeset
7220 #ifdef FEAT_MBYTE
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7221 && !rex.reg_icombine
4811
9909e44879b9 updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents: 4809
diff changeset
7222 #endif
9909e44879b9 updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents: 4809
diff changeset
7223 )
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7224 return find_match_text(col, prog->regstart, prog->match_text);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7225 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7226
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7227 /* If the start column is past the maximum column: no need to try. */
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7228 if (rex.reg_maxcol > 0 && col >= rex.reg_maxcol)
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7229 goto theend;
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7230
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7231 nstate = prog->nstate;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7232 for (i = 0; i < nstate; ++i)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7233 {
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7234 prog->state[i].id = i;
4718
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
7235 prog->state[i].lastlist[0] = 0;
ec72bb4a0fc2 updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents: 4716
diff changeset
7236 prog->state[i].lastlist[1] = 0;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7237 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7238
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7239 retval = nfa_regtry(prog, col, tm, timed_out);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7240
4690
9d97a0c045ef updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents: 4688
diff changeset
7241 nfa_regengine.expr = NULL;
9d97a0c045ef updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents: 4688
diff changeset
7242
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7243 theend:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7244 return retval;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7245 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7246
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7247 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7248 * Compile a regular expression into internal code for the NFA matcher.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7249 * Returns the program in allocated space. Returns NULL for an error.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7250 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7251 static regprog_T *
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7252 nfa_regcomp(char_u *expr, int re_flags)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7253 {
4541
80170d61a85c updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents: 4539
diff changeset
7254 nfa_regprog_T *prog = NULL;
4458
21e13403140a updated for version 7.3.977
Bram Moolenaar <bram@vim.org>
parents: 4456
diff changeset
7255 size_t prog_size;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7256 int *postfix;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7257
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7258 if (expr == NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7259 return NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7260
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7261 nfa_regengine.expr = expr;
6533
bdc8e71633e4 updated for version 7.4.593
Bram Moolenaar <bram@vim.org>
parents: 6510
diff changeset
7262 nfa_re_flags = re_flags;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7263
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7264 init_class_tab();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7265
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7266 if (nfa_regcomp_start(expr, re_flags) == FAIL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7267 return NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7268
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7269 /* Build postfix form of the regexp. Needed to build the NFA
4541
80170d61a85c updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents: 4539
diff changeset
7270 * (and count its size). */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7271 postfix = re2post();
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7272 if (postfix == NULL)
4555
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
7273 {
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
7274 /* TODO: only give this error for debugging? */
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
7275 if (post_ptr >= post_end)
10540
ea7fbae33285 patch 8.0.0160: EMSG() is sometimes used where it should be IEMSG()
Christian Brabandt <cb@256bit.org>
parents: 10245
diff changeset
7276 IEMSGN("Internal error: estimated max number of states insufficient: %ld", post_end - post_start);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7277 goto fail; /* Cascaded (syntax?) error */
4555
b2946c06d1b6 updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents: 4553
diff changeset
7278 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7279
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7280 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7281 * In order to build the NFA, we parse the input regexp twice:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7282 * 1. first pass to count size (so we can allocate space)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7283 * 2. second to emit code
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7284 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7285 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7286 {
4531
1be43c095aff updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents: 4529
diff changeset
7287 FILE *f = fopen(NFA_REGEXP_RUN_LOG, "a");
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7288
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7289 if (f != NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7290 {
14145
1cf832945469 patch 8.1.0090: "..." used inconsistently in a message
Christian Brabandt <cb@256bit.org>
parents: 14121
diff changeset
7291 fprintf(f, "\n*****************************\n\n\n\n\tCompiling regexp \"%s\"... hold on !\n", expr);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7292 fclose(f);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7293 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7294 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7295 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7296
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7297 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7298 * PASS 1
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7299 * Count number of NFA states in "nstate". Do not build the NFA.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7300 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7301 post2nfa(postfix, post_ptr, TRUE);
4541
80170d61a85c updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents: 4539
diff changeset
7302
4837
05b8436873d4 updated for version 7.3.1165
Bram Moolenaar <bram@vim.org>
parents: 4821
diff changeset
7303 /* allocate the regprog with space for the compiled regexp */
05b8436873d4 updated for version 7.3.1165
Bram Moolenaar <bram@vim.org>
parents: 4821
diff changeset
7304 prog_size = sizeof(nfa_regprog_T) + sizeof(nfa_state_T) * (nstate - 1);
4541
80170d61a85c updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents: 4539
diff changeset
7305 prog = (nfa_regprog_T *)lalloc(prog_size, TRUE);
80170d61a85c updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents: 4539
diff changeset
7306 if (prog == NULL)
80170d61a85c updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents: 4539
diff changeset
7307 goto fail;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7308 state_ptr = prog->state;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7309
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7310 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7311 * PASS 2
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7312 * Build the NFA
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7313 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7314 prog->start = post2nfa(postfix, post_ptr, FALSE);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7315 if (prog->start == NULL)
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7316 goto fail;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7317
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7318 prog->regflags = regflags;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7319 prog->engine = &nfa_regengine;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7320 prog->nstate = nstate;
4553
7b835b2969af updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents: 4551
diff changeset
7321 prog->has_zend = nfa_has_zend;
4647
857f6c53f117 updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents: 4615
diff changeset
7322 prog->has_backref = nfa_has_backref;
4561
4d81fdda8f35 updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents: 4559
diff changeset
7323 prog->nsubexp = regnpar;
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7324
4845
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
7325 nfa_postprocess(prog);
a83fb2bd8c8e updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents: 4837
diff changeset
7326
4772
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7327 prog->reganch = nfa_get_reganch(prog->start, 0);
03375ccf28a2 updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents: 4770
diff changeset
7328 prog->regstart = nfa_get_regstart(prog->start, 0);
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7329 prog->match_text = nfa_get_match_text(prog->start);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7330
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7331 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7332 nfa_postfix_dump(expr, OK);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7333 nfa_dump(prog);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7334 #endif
4686
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7335 #ifdef FEAT_SYN_HL
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7336 /* Remember whether this pattern has any \z specials in it. */
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7337 prog->reghasz = re_has_z;
8db697ae406a updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents: 4682
diff changeset
7338 #endif
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7339 prog->pattern = vim_strsave(expr);
4690
9d97a0c045ef updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents: 4688
diff changeset
7340 nfa_regengine.expr = NULL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7341
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7342 out:
13244
ac42c4b11dbc patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents: 13208
diff changeset
7343 VIM_CLEAR(post_start);
ac42c4b11dbc patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents: 13208
diff changeset
7344 post_ptr = post_end = NULL;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7345 state_ptr = NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7346 return (regprog_T *)prog;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7347
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7348 fail:
13244
ac42c4b11dbc patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents: 13208
diff changeset
7349 VIM_CLEAR(prog);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7350 #ifdef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7351 nfa_postfix_dump(expr, FAIL);
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7352 #endif
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7353 nfa_regengine.expr = NULL;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7354 goto out;
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7355 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7356
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7357 /*
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7358 * Free a compiled regexp program, returned by nfa_regcomp().
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7359 */
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7360 static void
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7361 nfa_regfree(regprog_T *prog)
4805
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7362 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7363 if (prog != NULL)
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7364 {
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7365 vim_free(((nfa_regprog_T *)prog)->match_text);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7366 vim_free(((nfa_regprog_T *)prog)->pattern);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7367 vim_free(prog);
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7368 }
66803af09906 updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents: 4801
diff changeset
7369 }
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7370
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7371 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7372 * Match a regexp against a string.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7373 * "rmp->regprog" is a compiled regexp as returned by nfa_regcomp().
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7374 * Uses curbuf for line count and 'iskeyword'.
5838
0ea551fa607d updated for version 7.4.262
Bram Moolenaar <bram@vim.org>
parents: 5820
diff changeset
7375 * If "line_lbr" is TRUE consider a "\n" in "line" to be a line break.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7376 *
6392
2bb019eb60ca updated for version 7.4.527
Bram Moolenaar <bram@vim.org>
parents: 6328
diff changeset
7377 * Returns <= 0 for failure, number of lines contained in the match otherwise.
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7378 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7379 static int
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7380 nfa_regexec_nl(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7381 regmatch_T *rmp,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7382 char_u *line, /* string to match against */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7383 colnr_T col, /* column to start looking for match */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7384 int line_lbr)
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7385 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7386 rex.reg_match = rmp;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7387 rex.reg_mmatch = NULL;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7388 rex.reg_maxline = 0;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7389 rex.reg_line_lbr = line_lbr;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7390 rex.reg_buf = curbuf;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7391 rex.reg_win = NULL;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7392 rex.reg_ic = rmp->rm_ic;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7393 #ifdef FEAT_MBYTE
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7394 rex.reg_icombine = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7395 #endif
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7396 rex.reg_maxcol = 0;
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7397 return nfa_regexec_both(line, col, NULL, NULL);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7398 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7399
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7400
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7401 /*
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7402 * Match a regexp against multiple lines.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7403 * "rmp->regprog" is a compiled regexp as returned by vim_regcomp().
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7404 * Uses curbuf for line count and 'iskeyword'.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7405 *
6392
2bb019eb60ca updated for version 7.4.527
Bram Moolenaar <bram@vim.org>
parents: 6328
diff changeset
7406 * Return <= 0 if there is no match. Return number of lines contained in the
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7407 * match otherwise.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7408 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7409 * Note: the body is the same as bt_regexec() except for nfa_regexec_both()
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7410 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7411 * ! Also NOTE : match may actually be in another line. e.g.:
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7412 * when r.e. is \nc, cursor is at 'a' and the text buffer looks like
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7413 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7414 * +-------------------------+
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7415 * |a |
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7416 * |b |
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7417 * |c |
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7418 * | |
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7419 * +-------------------------+
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7420 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7421 * then nfa_regexec_multi() returns 3. while the original
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7422 * vim_regexec_multi() returns 0 and a second call at line 2 will return 2.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7423 *
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7424 * FIXME if this behavior is not compatible.
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7425 */
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7426 static long
7833
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7427 nfa_regexec_multi(
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7428 regmmatch_T *rmp,
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7429 win_T *win, /* window in which to search or NULL */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7430 buf_T *buf, /* buffer in which to search */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7431 linenr_T lnum, /* nr of line to start looking for match */
c079097365f3 commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents: 7805
diff changeset
7432 colnr_T col, /* column to start looking for match */
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7433 proftime_T *tm, /* timeout limit or NULL */
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7434 int *timed_out) /* flag set on timeout or NULL */
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7435 {
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7436 rex.reg_match = NULL;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7437 rex.reg_mmatch = rmp;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7438 rex.reg_buf = buf;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7439 rex.reg_win = win;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7440 rex.reg_firstlnum = lnum;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7441 rex.reg_maxline = rex.reg_buf->b_ml.ml_line_count - lnum;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7442 rex.reg_line_lbr = FALSE;
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7443 rex.reg_ic = rmp->rmm_ic;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7444 #ifdef FEAT_MBYTE
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7445 rex.reg_icombine = FALSE;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7446 #endif
10245
d76ccdacb41e commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents: 10170
diff changeset
7447 rex.reg_maxcol = rmp->rmm_maxcol;
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7448
11521
578df034735d patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents: 11480
diff changeset
7449 return nfa_regexec_both(NULL, col, tm, timed_out);
4444
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7450 }
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7451
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7452 #ifdef DEBUG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7453 # undef ENABLE_LOG
ccecb03e5e8b updated for version 7.3.970
Bram Moolenaar <bram@vim.org>
parents:
diff changeset
7454 #endif