Mercurial > vim
annotate src/regexp_nfa.c @ 11521:578df034735d v8.0.0643
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
commit https://github.com/vim/vim/commit/fbd0b0af6800f6ff89857863d6a07ea03f09ff6c
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Jun 17 18:44:21 2017 +0200
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Problem: When 'hlsearch' is set and matching with the last search pattern
is very slow, Vim becomes unusable. Cannot quit search by
pressing CTRL-C.
Solution: When the search times out set a flag and don't try again. Check
for timeout and CTRL-C in NFA loop that adds states.
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Sat, 17 Jun 2017 18:45:04 +0200 |
parents | 99ce30ac4226 |
children | 14b6b79d685b |
rev | line source |
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10042
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
4444 | 2 * |
3 * NFA regular expression implementation. | |
4 * | |
5 * This file is included in "regexp.c". | |
6 */ | |
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 */ |
4444 | 24 #ifdef DEBUG |
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25 # define NFA_REGEXP_ERROR_LOG "nfa_regexp_error.log" |
4444 | 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" |
4444 | 30 #endif |
31 | |
5296 | 32 /* Added to NFA_ANY - NFA_NUPPER_IC to include a NL. */ |
33 #define NFA_ADD_NL 31 | |
34 | |
4444 | 35 enum |
36 { | |
37 NFA_SPLIT = -1024, | |
38 NFA_MATCH, | |
5370 | 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) */ |
4444 | 57 |
58 NFA_BOL, /* ^ Begin line */ | |
59 NFA_EOL, /* $ End line */ | |
60 NFA_BOW, /* \< Begin word */ | |
61 NFA_EOW, /* \> End word */ | |
62 NFA_BOF, /* \%^ Begin file */ | |
63 NFA_EOF, /* \%$ End file */ | |
64 NFA_NEWL, | |
65 NFA_ZSTART, /* Used for \zs */ | |
66 NFA_ZEND, /* Used for \ze */ | |
67 NFA_NOPEN, /* Start of subexpression marked with \%( */ | |
68 NFA_NCLOSE, /* End of subexpr. marked with \%( ... \) */ | |
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, |
4444 | 78 NFA_END_INVISIBLE, |
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79 NFA_END_INVISIBLE_NEG, |
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80 NFA_END_PATTERN, |
4444 | 81 NFA_COMPOSING, /* Next nodes in NFA are part of the |
82 composing multibyte char */ | |
83 NFA_END_COMPOSING, /* End of a composing char in the NFA */ | |
5901 | 84 NFA_ANY_COMPOSING, /* \%C: Any composing characters. */ |
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85 NFA_OPT_CHARS, /* \%[abc] */ |
4444 | 86 |
87 /* The following are used only in the postfix form, not in the NFA */ | |
88 NFA_PREV_ATOM_NO_WIDTH, /* Used for \@= */ | |
89 NFA_PREV_ATOM_NO_WIDTH_NEG, /* Used for \@! */ | |
90 NFA_PREV_ATOM_JUST_BEFORE, /* Used for \@<= */ | |
91 NFA_PREV_ATOM_JUST_BEFORE_NEG, /* Used for \@<! */ | |
92 NFA_PREV_ATOM_LIKE_PATTERN, /* Used for \@> */ | |
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 |
4444 | 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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133 NFA_MCLOSE6, |
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134 NFA_MCLOSE7, |
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135 NFA_MCLOSE8, |
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136 NFA_MCLOSE9, |
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137 |
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138 #ifdef FEAT_SYN_HL |
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139 NFA_ZOPEN, |
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140 NFA_ZOPEN1, |
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141 NFA_ZOPEN2, |
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142 NFA_ZOPEN3, |
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143 NFA_ZOPEN4, |
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144 NFA_ZOPEN5, |
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145 NFA_ZOPEN6, |
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146 NFA_ZOPEN7, |
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147 NFA_ZOPEN8, |
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148 NFA_ZOPEN9, |
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149 |
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150 NFA_ZCLOSE, |
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151 NFA_ZCLOSE1, |
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152 NFA_ZCLOSE2, |
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153 NFA_ZCLOSE3, |
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154 NFA_ZCLOSE4, |
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155 NFA_ZCLOSE5, |
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156 NFA_ZCLOSE6, |
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157 NFA_ZCLOSE7, |
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158 NFA_ZCLOSE8, |
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159 NFA_ZCLOSE9, |
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160 #endif |
4444 | 161 |
162 /* NFA_FIRST_NL */ | |
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163 NFA_ANY, /* Match any one character. */ |
4444 | 164 NFA_IDENT, /* Match identifier char */ |
165 NFA_SIDENT, /* Match identifier char but no digit */ | |
166 NFA_KWORD, /* Match keyword char */ | |
167 NFA_SKWORD, /* Match word char but no digit */ | |
168 NFA_FNAME, /* Match file name char */ | |
169 NFA_SFNAME, /* Match file name char but no digit */ | |
170 NFA_PRINT, /* Match printable char */ | |
171 NFA_SPRINT, /* Match printable char but no digit */ | |
172 NFA_WHITE, /* Match whitespace char */ | |
173 NFA_NWHITE, /* Match non-whitespace char */ | |
174 NFA_DIGIT, /* Match digit char */ | |
175 NFA_NDIGIT, /* Match non-digit char */ | |
176 NFA_HEX, /* Match hex char */ | |
177 NFA_NHEX, /* Match non-hex char */ | |
178 NFA_OCTAL, /* Match octal char */ | |
179 NFA_NOCTAL, /* Match non-octal char */ | |
180 NFA_WORD, /* Match word char */ | |
181 NFA_NWORD, /* Match non-word char */ | |
182 NFA_HEAD, /* Match head char */ | |
183 NFA_NHEAD, /* Match non-head char */ | |
184 NFA_ALPHA, /* Match alpha char */ | |
185 NFA_NALPHA, /* Match non-alpha char */ | |
186 NFA_LOWER, /* Match lowercase char */ | |
187 NFA_NLOWER, /* Match non-lowercase char */ | |
188 NFA_UPPER, /* Match uppercase char */ | |
189 NFA_NUPPER, /* Match non-uppercase char */ | |
5296 | 190 NFA_LOWER_IC, /* Match [a-z] */ |
191 NFA_NLOWER_IC, /* Match [^a-z] */ | |
192 NFA_UPPER_IC, /* Match [A-Z] */ | |
193 NFA_NUPPER_IC, /* Match [^A-Z] */ | |
194 | |
195 NFA_FIRST_NL = NFA_ANY + NFA_ADD_NL, | |
196 NFA_LAST_NL = NFA_NUPPER_IC + NFA_ADD_NL, | |
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197 |
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198 NFA_CURSOR, /* Match cursor pos */ |
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199 NFA_LNUM, /* Match line number */ |
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200 NFA_LNUM_GT, /* Match > line number */ |
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201 NFA_LNUM_LT, /* Match < line number */ |
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202 NFA_COL, /* Match cursor column */ |
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203 NFA_COL_GT, /* Match > cursor column */ |
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204 NFA_COL_LT, /* Match < cursor column */ |
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205 NFA_VCOL, /* Match cursor virtual column */ |
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206 NFA_VCOL_GT, /* Match > cursor virtual column */ |
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207 NFA_VCOL_LT, /* Match < cursor virtual column */ |
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208 NFA_MARK, /* Match mark */ |
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209 NFA_MARK_GT, /* Match > mark */ |
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210 NFA_MARK_LT, /* Match < mark */ |
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211 NFA_VISUAL, /* Match Visual area */ |
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212 |
4444 | 213 /* Character classes [:alnum:] etc */ |
214 NFA_CLASS_ALNUM, | |
215 NFA_CLASS_ALPHA, | |
216 NFA_CLASS_BLANK, | |
217 NFA_CLASS_CNTRL, | |
218 NFA_CLASS_DIGIT, | |
219 NFA_CLASS_GRAPH, | |
220 NFA_CLASS_LOWER, | |
221 NFA_CLASS_PRINT, | |
222 NFA_CLASS_PUNCT, | |
223 NFA_CLASS_SPACE, | |
224 NFA_CLASS_UPPER, | |
225 NFA_CLASS_XDIGIT, | |
226 NFA_CLASS_TAB, | |
227 NFA_CLASS_RETURN, | |
228 NFA_CLASS_BACKSPACE, | |
229 NFA_CLASS_ESCAPE | |
230 }; | |
231 | |
232 /* Keep in sync with classchars. */ | |
233 static int nfa_classcodes[] = { | |
234 NFA_ANY, NFA_IDENT, NFA_SIDENT, NFA_KWORD,NFA_SKWORD, | |
235 NFA_FNAME, NFA_SFNAME, NFA_PRINT, NFA_SPRINT, | |
236 NFA_WHITE, NFA_NWHITE, NFA_DIGIT, NFA_NDIGIT, | |
237 NFA_HEX, NFA_NHEX, NFA_OCTAL, NFA_NOCTAL, | |
238 NFA_WORD, NFA_NWORD, NFA_HEAD, NFA_NHEAD, | |
239 NFA_ALPHA, NFA_NALPHA, NFA_LOWER, NFA_NLOWER, | |
240 NFA_UPPER, NFA_NUPPER | |
241 }; | |
242 | |
5511 | 243 static char_u e_nul_found[] = N_("E865: (NFA) Regexp end encountered prematurely"); |
4444 | 244 static char_u e_misplaced[] = N_("E866: (NFA regexp) Misplaced %c"); |
5511 | 245 static char_u e_ill_char_class[] = N_("E877: (NFA regexp) Invalid character class: %ld"); |
4444 | 246 |
6533 | 247 /* re_flags passed to nfa_regcomp() */ |
248 static int nfa_re_flags; | |
249 | |
4444 | 250 /* NFA regexp \ze operator encountered. */ |
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251 static int nfa_has_zend; |
4444 | 252 |
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253 /* NFA regexp \1 .. \9 encountered. */ |
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254 static int nfa_has_backref; |
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255 |
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256 #ifdef FEAT_SYN_HL |
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257 /* NFA regexp has \z( ), set zsubexpr. */ |
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258 static int nfa_has_zsubexpr; |
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259 #endif |
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260 |
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261 /* Number of sub expressions actually being used during execution. 1 if only |
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262 * the whole match (subexpr 0) is used. */ |
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263 static int nfa_nsubexpr; |
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264 |
4444 | 265 static int *post_start; /* holds the postfix form of r.e. */ |
266 static int *post_end; | |
267 static int *post_ptr; | |
268 | |
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269 static int nstate; /* Number of states in the NFA. Also used when |
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270 * executing. */ |
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271 static int istate; /* Index in the state vector, used in alloc_state() */ |
4444 | 272 |
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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; |
4444 | 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); |
4444 | 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); |
4444 | 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); |
4444 | 322 |
323 /* helper functions used when doing re2post() ... regatom() parsing */ | |
324 #define EMIT(c) do { \ | |
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325 if (post_ptr >= post_end && realloc_post_list() == FAIL) \ |
4444 | 326 return FAIL; \ |
327 *post_ptr++ = c; \ | |
328 } while (0) | |
329 | |
330 /* | |
331 * Initialize internal variables before NFA compilation. | |
332 * Return OK on success, FAIL otherwise. | |
333 */ | |
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() */ |
4444 | 338 { |
4458 | 339 size_t postfix_size; |
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340 int nstate_max; |
4444 | 341 |
342 nstate = 0; | |
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; |
4444 | 346 |
4454 | 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. */ |
4458 | 349 nstate_max += 1000; |
4454 | 350 |
351 /* Size for postfix representation of expr. */ | |
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352 postfix_size = sizeof(int) * nstate_max; |
4454 | 353 |
4444 | 354 post_start = (int *)lalloc(postfix_size, TRUE); |
355 if (post_start == NULL) | |
356 return FAIL; | |
357 post_ptr = post_start; | |
4454 | 358 post_end = post_start + nstate_max; |
4444 | 359 nfa_has_zend = FALSE; |
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360 nfa_has_backref = FALSE; |
4444 | 361 |
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362 /* shared with BT engine */ |
4444 | 363 regcomp_start(expr, re_flags); |
364 | |
365 return OK; | |
366 } | |
367 | |
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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393 case NFA_MOPEN: |
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394 case NFA_MOPEN1: |
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395 case NFA_MOPEN2: |
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396 case NFA_MOPEN3: |
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397 case NFA_MOPEN4: |
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398 case NFA_MOPEN5: |
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399 case NFA_MOPEN6: |
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400 case NFA_MOPEN7: |
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401 case NFA_MOPEN8: |
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402 case NFA_MOPEN9: |
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403 case NFA_NOPEN: |
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404 #ifdef FEAT_SYN_HL |
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405 case NFA_ZOPEN: |
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406 case NFA_ZOPEN1: |
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407 case NFA_ZOPEN2: |
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408 case NFA_ZOPEN3: |
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409 case NFA_ZOPEN4: |
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410 case NFA_ZOPEN5: |
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411 case NFA_ZOPEN6: |
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412 case NFA_ZOPEN7: |
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413 case NFA_ZOPEN8: |
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414 case NFA_ZOPEN9: |
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415 #endif |
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416 p = p->out; |
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417 break; |
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418 |
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419 case NFA_SPLIT: |
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420 return nfa_get_reganch(p->out, depth + 1) |
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421 && nfa_get_reganch(p->out1, depth + 1); |
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422 |
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423 default: |
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424 return 0; /* noooo */ |
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425 } |
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426 } |
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427 return 0; |
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428 } |
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429 |
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430 /* |
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431 * Figure out if the NFA state list starts with a character which must match |
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432 * at start of the match. |
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433 */ |
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434 static int |
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435 nfa_get_regstart(nfa_state_T *start, int depth) |
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436 { |
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437 nfa_state_T *p = start; |
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438 |
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439 if (depth > 4) |
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440 return 0; |
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441 |
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442 while (p != NULL) |
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443 { |
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444 switch (p->c) |
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445 { |
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446 /* all kinds of zero-width matches */ |
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447 case NFA_BOL: |
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448 case NFA_BOF: |
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449 case NFA_BOW: |
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450 case NFA_EOW: |
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451 case NFA_ZSTART: |
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452 case NFA_ZEND: |
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453 case NFA_CURSOR: |
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454 case NFA_VISUAL: |
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455 case NFA_LNUM: |
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456 case NFA_LNUM_GT: |
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457 case NFA_LNUM_LT: |
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458 case NFA_COL: |
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459 case NFA_COL_GT: |
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460 case NFA_COL_LT: |
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461 case NFA_VCOL: |
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462 case NFA_VCOL_GT: |
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463 case NFA_VCOL_LT: |
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|
464 case NFA_MARK: |
03375ccf28a2
updated for version 7.3.1133
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|
465 case NFA_MARK_GT: |
03375ccf28a2
updated for version 7.3.1133
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|
466 case NFA_MARK_LT: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
467 |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
468 case NFA_MOPEN: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
469 case NFA_MOPEN1: |
03375ccf28a2
updated for version 7.3.1133
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|
470 case NFA_MOPEN2: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
471 case NFA_MOPEN3: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
472 case NFA_MOPEN4: |
03375ccf28a2
updated for version 7.3.1133
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|
473 case NFA_MOPEN5: |
03375ccf28a2
updated for version 7.3.1133
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|
474 case NFA_MOPEN6: |
03375ccf28a2
updated for version 7.3.1133
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|
475 case NFA_MOPEN7: |
03375ccf28a2
updated for version 7.3.1133
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|
476 case NFA_MOPEN8: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
477 case NFA_MOPEN9: |
03375ccf28a2
updated for version 7.3.1133
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|
478 case NFA_NOPEN: |
03375ccf28a2
updated for version 7.3.1133
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|
479 #ifdef FEAT_SYN_HL |
03375ccf28a2
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|
480 case NFA_ZOPEN: |
03375ccf28a2
updated for version 7.3.1133
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|
481 case NFA_ZOPEN1: |
03375ccf28a2
updated for version 7.3.1133
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|
482 case NFA_ZOPEN2: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
483 case NFA_ZOPEN3: |
03375ccf28a2
updated for version 7.3.1133
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|
484 case NFA_ZOPEN4: |
03375ccf28a2
updated for version 7.3.1133
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|
485 case NFA_ZOPEN5: |
03375ccf28a2
updated for version 7.3.1133
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|
486 case NFA_ZOPEN6: |
03375ccf28a2
updated for version 7.3.1133
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|
487 case NFA_ZOPEN7: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
488 case NFA_ZOPEN8: |
03375ccf28a2
updated for version 7.3.1133
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|
489 case NFA_ZOPEN9: |
03375ccf28a2
updated for version 7.3.1133
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|
490 #endif |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
491 p = p->out; |
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
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|
492 break; |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
493 |
03375ccf28a2
updated for version 7.3.1133
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|
494 case NFA_SPLIT: |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
495 { |
03375ccf28a2
updated for version 7.3.1133
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|
496 int c1 = nfa_get_regstart(p->out, depth + 1); |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
497 int c2 = nfa_get_regstart(p->out1, depth + 1); |
03375ccf28a2
updated for version 7.3.1133
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|
498 |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
499 if (c1 == c2) |
03375ccf28a2
updated for version 7.3.1133
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|
500 return c1; /* yes! */ |
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updated for version 7.3.1133
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|
501 return 0; |
03375ccf28a2
updated for version 7.3.1133
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|
502 } |
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updated for version 7.3.1133
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diff
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|
503 |
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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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
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diff
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|
506 return p->c; /* yes! */ |
03375ccf28a2
updated for version 7.3.1133
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|
507 return 0; |
03375ccf28a2
updated for version 7.3.1133
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|
508 } |
03375ccf28a2
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diff
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|
509 } |
03375ccf28a2
updated for version 7.3.1133
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diff
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|
510 return 0; |
03375ccf28a2
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parents:
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|
511 } |
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parents:
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diff
changeset
|
512 |
03375ccf28a2
updated for version 7.3.1133
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parents:
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diff
changeset
|
513 /* |
4805
66803af09906
updated for version 7.3.1149
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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
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parents:
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diff
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|
516 * regstart. Otherwise return NULL. |
4805
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|
517 */ |
66803af09906
updated for version 7.3.1149
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diff
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|
518 static char_u * |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
519 nfa_get_match_text(nfa_state_T *start) |
4805
66803af09906
updated for version 7.3.1149
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diff
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|
520 { |
66803af09906
updated for version 7.3.1149
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diff
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|
521 nfa_state_T *p = start; |
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|
522 int len = 0; |
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|
523 char_u *ret; |
66803af09906
updated for version 7.3.1149
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diff
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|
524 char_u *s; |
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
525 |
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
526 if (p->c != NFA_MOPEN) |
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
527 return NULL; /* just in case */ |
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
528 p = p->out; |
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
529 while (p->c > 0) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
530 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
531 len += MB_CHAR2LEN(p->c); |
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
532 p = p->out; |
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
533 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
534 if (p->c != NFA_MCLOSE || p->out->c != NFA_MATCH) |
66803af09906
updated for version 7.3.1149
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diff
changeset
|
535 return NULL; |
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
536 |
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
537 ret = alloc(len); |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
538 if (ret != NULL) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
539 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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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:
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diff
changeset
|
541 s = ret; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
542 while (p->c > 0) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
543 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
544 #ifdef FEAT_MBYTE |
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
545 if (has_mbyte) |
66803af09906
updated for version 7.3.1149
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parents:
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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:
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diff
changeset
|
548 #endif |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
549 *s++ = p->c; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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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:
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diff
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|
552 *s = NUL; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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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:
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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:
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diff
changeset
|
559 * running above the estimated number of states. |
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
560 */ |
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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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:
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diff
changeset
|
565 int new_max = nstate_max + 1000; |
f10f63aaec5c
updated for version 7.3.1073
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parents:
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diff
changeset
|
566 int *new_start; |
f10f63aaec5c
updated for version 7.3.1073
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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:
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diff
changeset
|
570 if (new_start == NULL) |
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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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:
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diff
changeset
|
576 post_end = post_start + new_max; |
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
577 vim_free(old_start); |
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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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:
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diff
changeset
|
580 |
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
4649
diff
changeset
|
581 /* |
4444 | 582 * Search between "start" and "end" and try to recognize a |
583 * character class in expanded form. For example [0-9]. | |
584 * On success, return the id the character class to be emitted. | |
585 * On failure, return 0 (=FAIL) | |
586 * Start points to the first char of the range, while end should point | |
587 * to the closing brace. | |
5296 | 588 * Keep in mind that 'ignorecase' applies at execution time, thus [a-z] may |
589 * need to be interpreted as [a-zA-Z]. | |
4444 | 590 */ |
591 static int | |
7833
c079097365f3
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
592 nfa_recognize_char_class(char_u *start, char_u *end, int extra_newl) |
4444 | 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 |
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598 # define CLASS_AZ 0x08 |
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599 # define CLASS_o7 0x04 |
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600 # define CLASS_o9 0x02 |
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601 # define CLASS_underscore 0x01 |
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602 |
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603 int newl = FALSE; |
4444 | 604 char_u *p; |
4728
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605 int config = 0; |
4444 | 606 |
607 if (extra_newl == TRUE) | |
608 newl = TRUE; | |
609 | |
610 if (*end != ']') | |
611 return FAIL; | |
612 p = start; | |
613 if (*p == '^') | |
614 { | |
4728
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615 config |= CLASS_not; |
4720
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616 p++; |
4444 | 617 } |
618 | |
619 while (p < end) | |
620 { | |
621 if (p + 2 < end && *(p + 1) == '-') | |
622 { | |
623 switch (*p) | |
624 { | |
625 case '0': | |
626 if (*(p + 2) == '9') | |
627 { | |
4728
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628 config |= CLASS_o9; |
4444 | 629 break; |
630 } | |
631 if (*(p + 2) == '7') | |
632 { | |
4728
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633 config |= CLASS_o7; |
4444 | 634 break; |
635 } | |
11469
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636 return FAIL; |
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637 |
4444 | 638 case 'a': |
639 if (*(p + 2) == 'z') | |
640 { | |
4728
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641 config |= CLASS_az; |
4444 | 642 break; |
643 } | |
644 if (*(p + 2) == 'f') | |
645 { | |
4728
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646 config |= CLASS_af; |
4444 | 647 break; |
648 } | |
11469
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649 return FAIL; |
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650 |
4444 | 651 case 'A': |
652 if (*(p + 2) == 'Z') | |
653 { | |
4728
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654 config |= CLASS_AZ; |
4444 | 655 break; |
656 } | |
657 if (*(p + 2) == 'F') | |
658 { | |
4728
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659 config |= CLASS_AF; |
4444 | 660 break; |
661 } | |
11469
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662 return FAIL; |
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663 |
4444 | 664 default: |
665 return FAIL; | |
666 } | |
667 p += 3; | |
668 } | |
669 else if (p + 1 < end && *p == '\\' && *(p + 1) == 'n') | |
670 { | |
671 newl = TRUE; | |
672 p += 2; | |
673 } | |
674 else if (*p == '_') | |
675 { | |
4728
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676 config |= CLASS_underscore; |
4444 | 677 p ++; |
678 } | |
679 else if (*p == '\n') | |
680 { | |
681 newl = TRUE; | |
682 p ++; | |
683 } | |
684 else | |
685 return FAIL; | |
686 } /* while (p < end) */ | |
687 | |
688 if (p != end) | |
689 return FAIL; | |
690 | |
691 if (newl == TRUE) | |
5296 | 692 extra_newl = NFA_ADD_NL; |
4728
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693 |
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694 switch (config) |
4444 | 695 { |
4728
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696 case CLASS_o9: |
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697 return extra_newl + NFA_DIGIT; |
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698 case CLASS_not | CLASS_o9: |
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699 return extra_newl + NFA_NDIGIT; |
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700 case CLASS_af | CLASS_AF | CLASS_o9: |
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701 return extra_newl + NFA_HEX; |
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702 case CLASS_not | CLASS_af | CLASS_AF | CLASS_o9: |
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703 return extra_newl + NFA_NHEX; |
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704 case CLASS_o7: |
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705 return extra_newl + NFA_OCTAL; |
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706 case CLASS_not | CLASS_o7: |
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707 return extra_newl + NFA_NOCTAL; |
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708 case CLASS_az | CLASS_AZ | CLASS_o9 | CLASS_underscore: |
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709 return extra_newl + NFA_WORD; |
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710 case CLASS_not | CLASS_az | CLASS_AZ | CLASS_o9 | CLASS_underscore: |
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711 return extra_newl + NFA_NWORD; |
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712 case CLASS_az | CLASS_AZ | CLASS_underscore: |
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713 return extra_newl + NFA_HEAD; |
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714 case CLASS_not | CLASS_az | CLASS_AZ | CLASS_underscore: |
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715 return extra_newl + NFA_NHEAD; |
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716 case CLASS_az | CLASS_AZ: |
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717 return extra_newl + NFA_ALPHA; |
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718 case CLASS_not | CLASS_az | CLASS_AZ: |
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719 return extra_newl + NFA_NALPHA; |
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720 case CLASS_az: |
5296 | 721 return extra_newl + NFA_LOWER_IC; |
4728
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722 case CLASS_not | CLASS_az: |
5296 | 723 return extra_newl + NFA_NLOWER_IC; |
4728
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724 case CLASS_AZ: |
5296 | 725 return extra_newl + NFA_UPPER_IC; |
4728
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726 case CLASS_not | CLASS_AZ: |
5296 | 727 return extra_newl + NFA_NUPPER_IC; |
4444 | 728 } |
729 return FAIL; | |
730 } | |
731 | |
732 /* | |
733 * Produce the bytes for equivalence class "c". | |
734 * Currently only handles latin1, latin9 and utf-8. | |
735 * Emits bytes in postfix notation: 'a,b,NFA_OR,c,NFA_OR' is | |
736 * equivalent to 'a OR b OR c' | |
737 * | |
738 * NOTE! When changing this function, also update reg_equi_class() | |
739 */ | |
740 static int | |
7833
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741 nfa_emit_equi_class(int c) |
4444 | 742 { |
5351 | 743 #define EMIT2(c) EMIT(c); EMIT(NFA_CONCAT); |
744 #ifdef FEAT_MBYTE | |
745 # define EMITMBC(c) EMIT(c); EMIT(NFA_CONCAT); | |
746 #else | |
747 # define EMITMBC(c) | |
748 #endif | |
4444 | 749 |
750 #ifdef FEAT_MBYTE | |
751 if (enc_utf8 || STRCMP(p_enc, "latin1") == 0 | |
752 || STRCMP(p_enc, "iso-8859-15") == 0) | |
753 #endif | |
754 { | |
8841
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755 #ifdef EBCDIC |
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|
756 # define A_circumflex 0x62 |
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|
757 # define A_diaeresis 0x63 |
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758 # define A_grave 0x64 |
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|
759 # define A_acute 0x65 |
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760 # define A_virguilla 0x66 |
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|
761 # define A_ring 0x67 |
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|
762 # define C_cedilla 0x68 |
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|
763 # define E_acute 0x71 |
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|
764 # define E_circumflex 0x72 |
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765 # define E_diaeresis 0x73 |
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766 # define E_grave 0x74 |
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|
767 # define I_acute 0x75 |
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768 # define I_circumflex 0x76 |
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|
769 # define I_diaeresis 0x77 |
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|
770 # define I_grave 0x78 |
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|
771 # define N_virguilla 0x69 |
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|
772 # define O_circumflex 0xeb |
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773 # define O_diaeresis 0xec |
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774 # define O_grave 0xed |
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|
775 # define O_acute 0xee |
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776 # define O_virguilla 0xef |
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|
777 # define O_slash 0x80 |
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778 # define U_circumflex 0xfb |
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|
779 # define U_diaeresis 0xfc |
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|
780 # define U_grave 0xfd |
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|
781 # define U_acute 0xfe |
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|
782 # define Y_acute 0xba |
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|
783 # define a_grave 0x42 |
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|
784 # define a_acute 0x43 |
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785 # define a_circumflex 0x44 |
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786 # define a_virguilla 0x45 |
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|
787 # define a_diaeresis 0x46 |
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788 # define a_ring 0x47 |
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|
789 # define c_cedilla 0x48 |
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790 # define e_grave 0x51 |
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791 # define e_acute 0x52 |
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792 # define e_circumflex 0x53 |
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793 # define e_diaeresis 0x54 |
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794 # define i_grave 0x55 |
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795 # define i_acute 0x56 |
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796 # define i_circumflex 0x57 |
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797 # define i_diaeresis 0x58 |
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798 # define n_virguilla 0x49 |
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799 # define o_grave 0xcb |
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800 # define o_acute 0xcc |
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801 # define o_circumflex 0xcd |
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802 # define o_virguilla 0xce |
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803 # define o_diaeresis 0xcf |
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804 # define o_slash 0x70 |
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805 # define u_grave 0xdb |
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806 # define u_acute 0xdc |
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807 # define u_circumflex 0xdd |
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808 # define u_diaeresis 0xde |
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809 # define y_acute 0x8d |
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810 # define y_diaeresis 0xdf |
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811 #else |
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812 # define A_grave 0xc0 |
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813 # define A_acute 0xc1 |
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814 # define A_circumflex 0xc2 |
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815 # define A_virguilla 0xc3 |
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816 # define A_diaeresis 0xc4 |
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817 # define A_ring 0xc5 |
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818 # define C_cedilla 0xc7 |
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819 # define E_grave 0xc8 |
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820 # define E_acute 0xc9 |
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commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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821 # define E_circumflex 0xca |
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822 # define E_diaeresis 0xcb |
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823 # define I_grave 0xcc |
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824 # define I_acute 0xcd |
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825 # define I_circumflex 0xce |
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826 # define I_diaeresis 0xcf |
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827 # define N_virguilla 0xd1 |
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828 # define O_grave 0xd2 |
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|
829 # define O_acute 0xd3 |
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830 # define O_circumflex 0xd4 |
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831 # define O_virguilla 0xd5 |
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832 # define O_diaeresis 0xd6 |
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833 # define O_slash 0xd8 |
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834 # define U_grave 0xd9 |
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835 # define U_acute 0xda |
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836 # define U_circumflex 0xdb |
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837 # define U_diaeresis 0xdc |
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838 # define Y_acute 0xdd |
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839 # define a_grave 0xe0 |
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840 # define a_acute 0xe1 |
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841 # define a_circumflex 0xe2 |
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842 # define a_virguilla 0xe3 |
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843 # define a_diaeresis 0xe4 |
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844 # define a_ring 0xe5 |
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845 # define c_cedilla 0xe7 |
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846 # define e_grave 0xe8 |
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847 # define e_acute 0xe9 |
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848 # define e_circumflex 0xea |
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849 # define e_diaeresis 0xeb |
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850 # define i_grave 0xec |
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851 # define i_acute 0xed |
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852 # define i_circumflex 0xee |
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853 # define i_diaeresis 0xef |
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854 # define n_virguilla 0xf1 |
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855 # define o_grave 0xf2 |
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856 # define o_acute 0xf3 |
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857 # define o_circumflex 0xf4 |
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858 # define o_virguilla 0xf5 |
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859 # define o_diaeresis 0xf6 |
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860 # define o_slash 0xf8 |
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861 # define u_grave 0xf9 |
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862 # define u_acute 0xfa |
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863 # define u_circumflex 0xfb |
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864 # define u_diaeresis 0xfc |
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865 # define y_acute 0xfd |
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866 # define y_diaeresis 0xff |
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867 #endif |
4444 | 868 switch (c) |
869 { | |
8841
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870 case 'A': case A_grave: case A_acute: case A_circumflex: |
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871 case A_virguilla: case A_diaeresis: case A_ring: |
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872 CASEMBC(0x100) CASEMBC(0x102) CASEMBC(0x104) |
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873 CASEMBC(0x1cd) CASEMBC(0x1de) CASEMBC(0x1e0) |
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874 CASEMBC(0x1ea2) |
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875 EMIT2('A'); EMIT2(A_grave); EMIT2(A_acute); |
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876 EMIT2(A_circumflex); EMIT2(A_virguilla); |
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877 EMIT2(A_diaeresis); EMIT2(A_ring); |
5351 | 878 EMITMBC(0x100) EMITMBC(0x102) EMITMBC(0x104) |
879 EMITMBC(0x1cd) EMITMBC(0x1de) EMITMBC(0x1e0) | |
880 EMITMBC(0x1ea2) | |
881 return OK; | |
882 | |
883 case 'B': CASEMBC(0x1e02) CASEMBC(0x1e06) | |
884 EMIT2('B'); EMITMBC(0x1e02) EMITMBC(0x1e06) | |
4444 | 885 return OK; |
886 | |
8841
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887 case 'C': case C_cedilla: CASEMBC(0x106) CASEMBC(0x108) |
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888 CASEMBC(0x10a) CASEMBC(0x10c) |
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889 EMIT2('C'); EMIT2(C_cedilla); |
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890 EMITMBC(0x106) EMITMBC(0x108) |
5351 | 891 EMITMBC(0x10a) EMITMBC(0x10c) |
892 return OK; | |
893 | |
894 case 'D': CASEMBC(0x10e) CASEMBC(0x110) CASEMBC(0x1e0a) | |
8841
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895 CASEMBC(0x1e0e) CASEMBC(0x1e10) |
5351 | 896 EMIT2('D'); EMITMBC(0x10e) EMITMBC(0x110) EMITMBC(0x1e0a) |
897 EMITMBC(0x1e0e) EMITMBC(0x1e10) | |
4444 | 898 return OK; |
899 | |
8841
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900 case 'E': case E_grave: case E_acute: case E_circumflex: |
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901 case E_diaeresis: CASEMBC(0x112) CASEMBC(0x114) |
f196308a2813
commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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902 CASEMBC(0x116) CASEMBC(0x118) CASEMBC(0x11a) |
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903 CASEMBC(0x1eba) CASEMBC(0x1ebc) |
f196308a2813
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904 EMIT2('E'); EMIT2(E_grave); EMIT2(E_acute); |
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905 EMIT2(E_circumflex); EMIT2(E_diaeresis); |
5351 | 906 EMITMBC(0x112) EMITMBC(0x114) EMITMBC(0x116) |
907 EMITMBC(0x118) EMITMBC(0x11a) EMITMBC(0x1eba) | |
908 EMITMBC(0x1ebc) | |
909 return OK; | |
910 | |
911 case 'F': CASEMBC(0x1e1e) | |
912 EMIT2('F'); EMITMBC(0x1e1e) | |
913 return OK; | |
914 | |
915 case 'G': CASEMBC(0x11c) CASEMBC(0x11e) CASEMBC(0x120) | |
8841
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916 CASEMBC(0x122) CASEMBC(0x1e4) CASEMBC(0x1e6) |
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917 CASEMBC(0x1f4) CASEMBC(0x1e20) |
5351 | 918 EMIT2('G'); EMITMBC(0x11c) EMITMBC(0x11e) EMITMBC(0x120) |
919 EMITMBC(0x122) EMITMBC(0x1e4) EMITMBC(0x1e6) | |
920 EMITMBC(0x1f4) EMITMBC(0x1e20) | |
921 return OK; | |
922 | |
923 case 'H': CASEMBC(0x124) CASEMBC(0x126) CASEMBC(0x1e22) | |
8841
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924 CASEMBC(0x1e26) CASEMBC(0x1e28) |
5351 | 925 EMIT2('H'); EMITMBC(0x124) EMITMBC(0x126) EMITMBC(0x1e22) |
926 EMITMBC(0x1e26) EMITMBC(0x1e28) | |
4444 | 927 return OK; |
928 | |
8841
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929 case 'I': case I_grave: case I_acute: case I_circumflex: |
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930 case I_diaeresis: CASEMBC(0x128) CASEMBC(0x12a) |
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931 CASEMBC(0x12c) CASEMBC(0x12e) CASEMBC(0x130) |
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932 CASEMBC(0x1cf) CASEMBC(0x1ec8) |
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933 EMIT2('I'); EMIT2(I_grave); EMIT2(I_acute); |
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934 EMIT2(I_circumflex); EMIT2(I_diaeresis); |
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935 EMITMBC(0x128) EMITMBC(0x12a) |
5351 | 936 EMITMBC(0x12c) EMITMBC(0x12e) EMITMBC(0x130) |
937 EMITMBC(0x1cf) EMITMBC(0x1ec8) | |
938 return OK; | |
939 | |
940 case 'J': CASEMBC(0x134) | |
941 EMIT2('J'); EMITMBC(0x134) | |
942 return OK; | |
943 | |
944 case 'K': CASEMBC(0x136) CASEMBC(0x1e8) CASEMBC(0x1e30) | |
8841
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945 CASEMBC(0x1e34) |
5351 | 946 EMIT2('K'); EMITMBC(0x136) EMITMBC(0x1e8) EMITMBC(0x1e30) |
947 EMITMBC(0x1e34) | |
948 return OK; | |
949 | |
950 case 'L': CASEMBC(0x139) CASEMBC(0x13b) CASEMBC(0x13d) | |
8841
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951 CASEMBC(0x13f) CASEMBC(0x141) CASEMBC(0x1e3a) |
5351 | 952 EMIT2('L'); EMITMBC(0x139) EMITMBC(0x13b) EMITMBC(0x13d) |
953 EMITMBC(0x13f) EMITMBC(0x141) EMITMBC(0x1e3a) | |
954 return OK; | |
955 | |
956 case 'M': CASEMBC(0x1e3e) CASEMBC(0x1e40) | |
957 EMIT2('M'); EMITMBC(0x1e3e) EMITMBC(0x1e40) | |
4444 | 958 return OK; |
959 | |
8841
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960 case 'N': case N_virguilla: CASEMBC(0x143) CASEMBC(0x145) |
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961 CASEMBC(0x147) CASEMBC(0x1e44) CASEMBC(0x1e48) |
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962 EMIT2('N'); EMIT2(N_virguilla); |
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963 EMITMBC(0x143) EMITMBC(0x145) |
5351 | 964 EMITMBC(0x147) EMITMBC(0x1e44) EMITMBC(0x1e48) |
4444 | 965 return OK; |
966 | |
8841
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967 case 'O': case O_grave: case O_acute: case O_circumflex: |
f196308a2813
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968 case O_virguilla: case O_diaeresis: case O_slash: |
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969 CASEMBC(0x14c) CASEMBC(0x14e) CASEMBC(0x150) |
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970 CASEMBC(0x1a0) CASEMBC(0x1d1) CASEMBC(0x1ea) |
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971 CASEMBC(0x1ec) CASEMBC(0x1ece) |
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972 EMIT2('O'); EMIT2(O_grave); EMIT2(O_acute); |
f196308a2813
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973 EMIT2(O_circumflex); EMIT2(O_virguilla); |
f196308a2813
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974 EMIT2(O_diaeresis); EMIT2(O_slash); |
5351 | 975 EMITMBC(0x14c) EMITMBC(0x14e) EMITMBC(0x150) |
976 EMITMBC(0x1a0) EMITMBC(0x1d1) EMITMBC(0x1ea) | |
977 EMITMBC(0x1ec) EMITMBC(0x1ece) | |
978 return OK; | |
979 | |
980 case 'P': case 0x1e54: case 0x1e56: | |
981 EMIT2('P'); EMITMBC(0x1e54) EMITMBC(0x1e56) | |
982 return OK; | |
983 | |
984 case 'R': CASEMBC(0x154) CASEMBC(0x156) CASEMBC(0x158) | |
8841
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985 CASEMBC(0x1e58) CASEMBC(0x1e5e) |
5351 | 986 EMIT2('R'); EMITMBC(0x154) EMITMBC(0x156) EMITMBC(0x158) |
987 EMITMBC(0x1e58) EMITMBC(0x1e5e) | |
988 return OK; | |
989 | |
990 case 'S': CASEMBC(0x15a) CASEMBC(0x15c) CASEMBC(0x15e) | |
8841
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991 CASEMBC(0x160) CASEMBC(0x1e60) |
5351 | 992 EMIT2('S'); EMITMBC(0x15a) EMITMBC(0x15c) EMITMBC(0x15e) |
993 EMITMBC(0x160) EMITMBC(0x1e60) | |
994 return OK; | |
995 | |
996 case 'T': CASEMBC(0x162) CASEMBC(0x164) CASEMBC(0x166) | |
8841
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997 CASEMBC(0x1e6a) CASEMBC(0x1e6e) |
5351 | 998 EMIT2('T'); EMITMBC(0x162) EMITMBC(0x164) EMITMBC(0x166) |
999 EMITMBC(0x1e6a) EMITMBC(0x1e6e) | |
4444 | 1000 return OK; |
1001 | |
8841
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1002 case 'U': case U_grave: case U_acute: case U_diaeresis: |
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1003 case U_circumflex: CASEMBC(0x168) CASEMBC(0x16a) |
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1004 CASEMBC(0x16c) CASEMBC(0x16e) CASEMBC(0x170) |
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1005 CASEMBC(0x172) CASEMBC(0x1af) CASEMBC(0x1d3) |
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1006 CASEMBC(0x1ee6) |
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1007 EMIT2('U'); EMIT2(U_grave); EMIT2(U_acute); |
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1008 EMIT2(U_diaeresis); EMIT2(U_circumflex); |
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1009 EMITMBC(0x168) EMITMBC(0x16a) |
5351 | 1010 EMITMBC(0x16c) EMITMBC(0x16e) EMITMBC(0x170) |
1011 EMITMBC(0x172) EMITMBC(0x1af) EMITMBC(0x1d3) | |
1012 EMITMBC(0x1ee6) | |
1013 return OK; | |
1014 | |
1015 case 'V': CASEMBC(0x1e7c) | |
1016 EMIT2('V'); EMITMBC(0x1e7c) | |
1017 return OK; | |
1018 | |
1019 case 'W': CASEMBC(0x174) CASEMBC(0x1e80) CASEMBC(0x1e82) | |
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1020 CASEMBC(0x1e84) CASEMBC(0x1e86) |
5351 | 1021 EMIT2('W'); EMITMBC(0x174) EMITMBC(0x1e80) EMITMBC(0x1e82) |
1022 EMITMBC(0x1e84) EMITMBC(0x1e86) | |
1023 return OK; | |
1024 | |
1025 case 'X': CASEMBC(0x1e8a) CASEMBC(0x1e8c) | |
1026 EMIT2('X'); EMITMBC(0x1e8a) EMITMBC(0x1e8c) | |
4444 | 1027 return OK; |
1028 | |
8841
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1029 case 'Y': case Y_acute: CASEMBC(0x176) CASEMBC(0x178) |
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1030 CASEMBC(0x1e8e) CASEMBC(0x1ef2) CASEMBC(0x1ef6) |
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1031 CASEMBC(0x1ef8) |
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1032 EMIT2('Y'); EMIT2(Y_acute); |
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1033 EMITMBC(0x176) EMITMBC(0x178) |
5351 | 1034 EMITMBC(0x1e8e) EMITMBC(0x1ef2) EMITMBC(0x1ef6) |
1035 EMITMBC(0x1ef8) | |
1036 return OK; | |
1037 | |
1038 case 'Z': CASEMBC(0x179) CASEMBC(0x17b) CASEMBC(0x17d) | |
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1039 CASEMBC(0x1b5) CASEMBC(0x1e90) CASEMBC(0x1e94) |
5351 | 1040 EMIT2('Z'); EMITMBC(0x179) EMITMBC(0x17b) EMITMBC(0x17d) |
1041 EMITMBC(0x1b5) EMITMBC(0x1e90) EMITMBC(0x1e94) | |
4444 | 1042 return OK; |
1043 | |
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1044 case 'a': case a_grave: case a_acute: case a_circumflex: |
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1045 case a_virguilla: case a_diaeresis: case a_ring: |
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1046 CASEMBC(0x101) CASEMBC(0x103) CASEMBC(0x105) |
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1047 CASEMBC(0x1ce) CASEMBC(0x1df) CASEMBC(0x1e1) |
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1048 CASEMBC(0x1ea3) |
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1049 EMIT2('a'); EMIT2(a_grave); EMIT2(a_acute); |
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commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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1050 EMIT2(a_circumflex); EMIT2(a_virguilla); |
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1051 EMIT2(a_diaeresis); EMIT2(a_ring); |
5351 | 1052 EMITMBC(0x101) EMITMBC(0x103) EMITMBC(0x105) |
1053 EMITMBC(0x1ce) EMITMBC(0x1df) EMITMBC(0x1e1) | |
1054 EMITMBC(0x1ea3) | |
1055 return OK; | |
1056 | |
1057 case 'b': CASEMBC(0x1e03) CASEMBC(0x1e07) | |
1058 EMIT2('b'); EMITMBC(0x1e03) EMITMBC(0x1e07) | |
4444 | 1059 return OK; |
1060 | |
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1061 case 'c': case c_cedilla: CASEMBC(0x107) CASEMBC(0x109) |
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1062 CASEMBC(0x10b) CASEMBC(0x10d) |
f196308a2813
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1063 EMIT2('c'); EMIT2(c_cedilla); |
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1064 EMITMBC(0x107) EMITMBC(0x109) |
5351 | 1065 EMITMBC(0x10b) EMITMBC(0x10d) |
1066 return OK; | |
1067 | |
6914 | 1068 case 'd': CASEMBC(0x10f) CASEMBC(0x111) CASEMBC(0x1e0b) |
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1069 CASEMBC(0x1e0f) CASEMBC(0x1e11) |
6914 | 1070 EMIT2('d'); EMITMBC(0x10f) EMITMBC(0x111) |
1071 EMITMBC(0x1e0b) EMITMBC(0x1e0f) EMITMBC(0x1e11) | |
4444 | 1072 return OK; |
1073 | |
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1074 case 'e': case e_grave: case e_acute: case e_circumflex: |
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1075 case e_diaeresis: CASEMBC(0x113) CASEMBC(0x115) |
f196308a2813
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1076 CASEMBC(0x117) CASEMBC(0x119) CASEMBC(0x11b) |
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1077 CASEMBC(0x1ebb) CASEMBC(0x1ebd) |
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1078 EMIT2('e'); EMIT2(e_grave); EMIT2(e_acute); |
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1079 EMIT2(e_circumflex); EMIT2(e_diaeresis); |
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1080 EMITMBC(0x113) EMITMBC(0x115) |
5351 | 1081 EMITMBC(0x117) EMITMBC(0x119) EMITMBC(0x11b) |
1082 EMITMBC(0x1ebb) EMITMBC(0x1ebd) | |
1083 return OK; | |
1084 | |
1085 case 'f': CASEMBC(0x1e1f) | |
1086 EMIT2('f'); EMITMBC(0x1e1f) | |
1087 return OK; | |
1088 | |
1089 case 'g': CASEMBC(0x11d) CASEMBC(0x11f) CASEMBC(0x121) | |
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1090 CASEMBC(0x123) CASEMBC(0x1e5) CASEMBC(0x1e7) |
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1091 CASEMBC(0x1f5) CASEMBC(0x1e21) |
5351 | 1092 EMIT2('g'); EMITMBC(0x11d) EMITMBC(0x11f) EMITMBC(0x121) |
1093 EMITMBC(0x123) EMITMBC(0x1e5) EMITMBC(0x1e7) | |
1094 EMITMBC(0x1f5) EMITMBC(0x1e21) | |
1095 return OK; | |
1096 | |
1097 case 'h': CASEMBC(0x125) CASEMBC(0x127) CASEMBC(0x1e23) | |
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1098 CASEMBC(0x1e27) CASEMBC(0x1e29) CASEMBC(0x1e96) |
5351 | 1099 EMIT2('h'); EMITMBC(0x125) EMITMBC(0x127) EMITMBC(0x1e23) |
1100 EMITMBC(0x1e27) EMITMBC(0x1e29) EMITMBC(0x1e96) | |
4444 | 1101 return OK; |
1102 | |
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1103 case 'i': case i_grave: case i_acute: case i_circumflex: |
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1104 case i_diaeresis: CASEMBC(0x129) CASEMBC(0x12b) |
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1105 CASEMBC(0x12d) CASEMBC(0x12f) CASEMBC(0x1d0) |
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1106 CASEMBC(0x1ec9) |
f196308a2813
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1107 EMIT2('i'); EMIT2(i_grave); EMIT2(i_acute); |
f196308a2813
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1108 EMIT2(i_circumflex); EMIT2(i_diaeresis); |
f196308a2813
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1109 EMITMBC(0x129) EMITMBC(0x12b) |
5351 | 1110 EMITMBC(0x12d) EMITMBC(0x12f) EMITMBC(0x1d0) |
1111 EMITMBC(0x1ec9) | |
1112 return OK; | |
1113 | |
1114 case 'j': CASEMBC(0x135) CASEMBC(0x1f0) | |
1115 EMIT2('j'); EMITMBC(0x135) EMITMBC(0x1f0) | |
1116 return OK; | |
1117 | |
1118 case 'k': CASEMBC(0x137) CASEMBC(0x1e9) CASEMBC(0x1e31) | |
8841
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1119 CASEMBC(0x1e35) |
5351 | 1120 EMIT2('k'); EMITMBC(0x137) EMITMBC(0x1e9) EMITMBC(0x1e31) |
1121 EMITMBC(0x1e35) | |
1122 return OK; | |
1123 | |
1124 case 'l': CASEMBC(0x13a) CASEMBC(0x13c) CASEMBC(0x13e) | |
8841
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1125 CASEMBC(0x140) CASEMBC(0x142) CASEMBC(0x1e3b) |
5351 | 1126 EMIT2('l'); EMITMBC(0x13a) EMITMBC(0x13c) EMITMBC(0x13e) |
1127 EMITMBC(0x140) EMITMBC(0x142) EMITMBC(0x1e3b) | |
1128 return OK; | |
1129 | |
1130 case 'm': CASEMBC(0x1e3f) CASEMBC(0x1e41) | |
1131 EMIT2('m'); EMITMBC(0x1e3f) EMITMBC(0x1e41) | |
4444 | 1132 return OK; |
1133 | |
8841
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1134 case 'n': case n_virguilla: CASEMBC(0x144) CASEMBC(0x146) |
f196308a2813
commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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1135 CASEMBC(0x148) CASEMBC(0x149) CASEMBC(0x1e45) |
f196308a2813
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1136 CASEMBC(0x1e49) |
f196308a2813
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1137 EMIT2('n'); EMIT2(n_virguilla); |
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1138 EMITMBC(0x144) EMITMBC(0x146) |
5351 | 1139 EMITMBC(0x148) EMITMBC(0x149) EMITMBC(0x1e45) |
1140 EMITMBC(0x1e49) | |
4444 | 1141 return OK; |
1142 | |
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1143 case 'o': case o_grave: case o_acute: case o_circumflex: |
f196308a2813
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1144 case o_virguilla: case o_diaeresis: case o_slash: |
f196308a2813
commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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1145 CASEMBC(0x14d) CASEMBC(0x14f) CASEMBC(0x151) |
f196308a2813
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1146 CASEMBC(0x1a1) CASEMBC(0x1d2) CASEMBC(0x1eb) |
f196308a2813
commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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1147 CASEMBC(0x1ed) CASEMBC(0x1ecf) |
f196308a2813
commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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1148 EMIT2('o'); EMIT2(o_grave); EMIT2(o_acute); |
f196308a2813
commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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1149 EMIT2(o_circumflex); EMIT2(o_virguilla); |
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commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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|
1150 EMIT2(o_diaeresis); EMIT2(o_slash); |
5351 | 1151 EMITMBC(0x14d) EMITMBC(0x14f) EMITMBC(0x151) |
1152 EMITMBC(0x1a1) EMITMBC(0x1d2) EMITMBC(0x1eb) | |
1153 EMITMBC(0x1ed) EMITMBC(0x1ecf) | |
1154 return OK; | |
1155 | |
1156 case 'p': CASEMBC(0x1e55) CASEMBC(0x1e57) | |
1157 EMIT2('p'); EMITMBC(0x1e55) EMITMBC(0x1e57) | |
1158 return OK; | |
1159 | |
1160 case 'r': CASEMBC(0x155) CASEMBC(0x157) CASEMBC(0x159) | |
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1161 CASEMBC(0x1e59) CASEMBC(0x1e5f) |
5351 | 1162 EMIT2('r'); EMITMBC(0x155) EMITMBC(0x157) EMITMBC(0x159) |
1163 EMITMBC(0x1e59) EMITMBC(0x1e5f) | |
1164 return OK; | |
1165 | |
1166 case 's': CASEMBC(0x15b) CASEMBC(0x15d) CASEMBC(0x15f) | |
8841
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1167 CASEMBC(0x161) CASEMBC(0x1e61) |
5351 | 1168 EMIT2('s'); EMITMBC(0x15b) EMITMBC(0x15d) EMITMBC(0x15f) |
1169 EMITMBC(0x161) EMITMBC(0x1e61) | |
1170 return OK; | |
1171 | |
1172 case 't': CASEMBC(0x163) CASEMBC(0x165) CASEMBC(0x167) | |
8841
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1173 CASEMBC(0x1e6b) CASEMBC(0x1e6f) CASEMBC(0x1e97) |
5351 | 1174 EMIT2('t'); EMITMBC(0x163) EMITMBC(0x165) EMITMBC(0x167) |
1175 EMITMBC(0x1e6b) EMITMBC(0x1e6f) EMITMBC(0x1e97) | |
4444 | 1176 return OK; |
1177 | |
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1178 case 'u': case u_grave: case u_acute: case u_circumflex: |
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1179 case u_diaeresis: CASEMBC(0x169) CASEMBC(0x16b) |
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1180 CASEMBC(0x16d) CASEMBC(0x16f) CASEMBC(0x171) |
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1181 CASEMBC(0x173) CASEMBC(0x1b0) CASEMBC(0x1d4) |
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1182 CASEMBC(0x1ee7) |
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1183 EMIT2('u'); EMIT2(u_grave); EMIT2(u_acute); |
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1184 EMIT2(u_circumflex); EMIT2(u_diaeresis); |
f196308a2813
commit https://github.com/vim/vim/commit/2a6fa564a3b5061c14ff63b8b0f12801df0b0ac2
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diff
changeset
|
1185 EMITMBC(0x169) EMITMBC(0x16b) |
5351 | 1186 EMITMBC(0x16d) EMITMBC(0x16f) EMITMBC(0x171) |
1187 EMITMBC(0x173) EMITMBC(0x1b0) EMITMBC(0x1d4) | |
1188 EMITMBC(0x1ee7) | |
1189 return OK; | |
1190 | |
1191 case 'v': CASEMBC(0x1e7d) | |
1192 EMIT2('v'); EMITMBC(0x1e7d) | |
1193 return OK; | |
1194 | |
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 | 1197 EMIT2('w'); EMITMBC(0x175) EMITMBC(0x1e81) EMITMBC(0x1e83) |
1198 EMITMBC(0x1e85) EMITMBC(0x1e87) EMITMBC(0x1e98) | |
1199 return OK; | |
1200 | |
1201 case 'x': CASEMBC(0x1e8b) CASEMBC(0x1e8d) | |
1202 EMIT2('x'); EMITMBC(0x1e8b) EMITMBC(0x1e8d) | |
4444 | 1203 return OK; |
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
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parents:
8021
diff
changeset
|
1206 CASEMBC(0x1e8f) CASEMBC(0x1e99) CASEMBC(0x1ef3) |
f196308a2813
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diff
changeset
|
1207 CASEMBC(0x1ef7) CASEMBC(0x1ef9) |
f196308a2813
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diff
changeset
|
1208 EMIT2('y'); EMIT2(y_acute); EMIT2(y_diaeresis); |
f196308a2813
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parents:
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diff
changeset
|
1209 EMITMBC(0x177) |
5351 | 1210 EMITMBC(0x1e8f) EMITMBC(0x1e99) EMITMBC(0x1ef3) |
1211 EMITMBC(0x1ef7) EMITMBC(0x1ef9) | |
4444 | 1212 return OK; |
1213 | |
5351 | 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:
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diff
changeset
|
1215 CASEMBC(0x1b6) CASEMBC(0x1e91) CASEMBC(0x1e95) |
5351 | 1216 EMIT2('z'); EMITMBC(0x17a) EMITMBC(0x17c) EMITMBC(0x17e) |
1217 EMITMBC(0x1b6) EMITMBC(0x1e91) EMITMBC(0x1e95) | |
1218 return OK; | |
1219 | |
1220 /* default: character itself */ | |
4444 | 1221 } |
1222 } | |
1223 | |
5351 | 1224 EMIT2(c); |
4444 | 1225 return OK; |
1226 #undef EMIT2 | |
5351 | 1227 #undef EMITMBC |
4444 | 1228 } |
1229 | |
1230 /* | |
1231 * Code to parse regular expression. | |
1232 * | |
1233 * We try to reuse parsing functions in regexp.c to | |
1234 * minimize surprise and keep the syntax consistent. | |
1235 */ | |
1236 | |
1237 /* | |
1238 * Parse the lowest level. | |
1239 * | |
1240 * An atom can be one of a long list of items. Many atoms match one character | |
1241 * in the text. It is often an ordinary character or a character class. | |
1242 * Braces can be used to make a pattern into an atom. The "\z(\)" construct | |
1243 * is only for syntax highlighting. | |
1244 * | |
1245 * atom ::= ordinary-atom | |
1246 * or \( pattern \) | |
1247 * or \%( pattern \) | |
1248 * or \z( pattern \) | |
1249 */ | |
1250 static int | |
7833
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diff
changeset
|
1251 nfa_regatom(void) |
4444 | 1252 { |
1253 int c; | |
1254 int charclass; | |
1255 int equiclass; | |
1256 int collclass; | |
1257 int got_coll_char; | |
1258 char_u *p; | |
1259 char_u *endp; | |
1260 #ifdef FEAT_MBYTE | |
1261 char_u *old_regparse = regparse; | |
1262 #endif | |
1263 int extra = 0; | |
1264 int emit_range; | |
1265 int negated; | |
1266 int result; | |
1267 int startc = -1; | |
1268 int endc = -1; | |
1269 int oldstartc = -1; | |
8021
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Christian Brabandt <cb@256bit.org>
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7833
diff
changeset
|
1270 int save_prev_at_start = prev_at_start; |
4444 | 1271 |
1272 c = getchr(); | |
1273 switch (c) | |
1274 { | |
4543
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4541
diff
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|
1275 case NUL: |
5511 | 1276 EMSG_RET_FAIL(_(e_nul_found)); |
4543
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diff
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|
1277 |
4444 | 1278 case Magic('^'): |
1279 EMIT(NFA_BOL); | |
1280 break; | |
1281 | |
1282 case Magic('$'): | |
1283 EMIT(NFA_EOL); | |
1284 #if defined(FEAT_SYN_HL) || defined(PROTO) | |
1285 had_eol = TRUE; | |
1286 #endif | |
1287 break; | |
1288 | |
1289 case Magic('<'): | |
1290 EMIT(NFA_BOW); | |
1291 break; | |
1292 | |
1293 case Magic('>'): | |
1294 EMIT(NFA_EOW); | |
1295 break; | |
1296 | |
1297 case Magic('_'): | |
1298 c = no_Magic(getchr()); | |
5511 | 1299 if (c == NUL) |
1300 EMSG_RET_FAIL(_(e_nul_found)); | |
1301 | |
4444 | 1302 if (c == '^') /* "\_^" is start-of-line */ |
1303 { | |
1304 EMIT(NFA_BOL); | |
1305 break; | |
1306 } | |
1307 if (c == '$') /* "\_$" is end-of-line */ | |
1308 { | |
1309 EMIT(NFA_EOL); | |
1310 #if defined(FEAT_SYN_HL) || defined(PROTO) | |
1311 had_eol = TRUE; | |
1312 #endif | |
1313 break; | |
1314 } | |
1315 | |
5296 | 1316 extra = NFA_ADD_NL; |
4444 | 1317 |
1318 /* "\_[" is collection plus newline */ | |
1319 if (c == '[') | |
4517
9a2183bd8295
updated for version 7.3.1006
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4515
diff
changeset
|
1320 goto collection; |
4444 | 1321 |
1322 /* "\_x" is character class plus newline */ | |
1323 /*FALLTHROUGH*/ | |
1324 | |
1325 /* | |
1326 * Character classes. | |
1327 */ | |
1328 case Magic('.'): | |
1329 case Magic('i'): | |
1330 case Magic('I'): | |
1331 case Magic('k'): | |
1332 case Magic('K'): | |
1333 case Magic('f'): | |
1334 case Magic('F'): | |
1335 case Magic('p'): | |
1336 case Magic('P'): | |
1337 case Magic('s'): | |
1338 case Magic('S'): | |
1339 case Magic('d'): | |
1340 case Magic('D'): | |
1341 case Magic('x'): | |
1342 case Magic('X'): | |
1343 case Magic('o'): | |
1344 case Magic('O'): | |
1345 case Magic('w'): | |
1346 case Magic('W'): | |
1347 case Magic('h'): | |
1348 case Magic('H'): | |
1349 case Magic('a'): | |
1350 case Magic('A'): | |
1351 case Magic('l'): | |
1352 case Magic('L'): | |
1353 case Magic('u'): | |
1354 case Magic('U'): | |
1355 p = vim_strchr(classchars, no_Magic(c)); | |
1356 if (p == NULL) | |
1357 { | |
5511 | 1358 if (extra == NFA_ADD_NL) |
1359 { | |
1360 EMSGN(_(e_ill_char_class), c); | |
1361 rc_did_emsg = TRUE; | |
1362 return FAIL; | |
1363 } | |
10540
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patch 8.0.0160: EMSG() is sometimes used where it should be IEMSG()
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diff
changeset
|
1364 IEMSGN("INTERNAL: Unknown character class char: %ld", c); |
4571
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|
1365 return FAIL; |
4444 | 1366 } |
1367 #ifdef FEAT_MBYTE | |
1368 /* When '.' is followed by a composing char ignore the dot, so that | |
1369 * the composing char is matched here. */ | |
1370 if (enc_utf8 && c == Magic('.') && utf_iscomposing(peekchr())) | |
1371 { | |
4535
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|
1372 old_regparse = regparse; |
4444 | 1373 c = getchr(); |
1374 goto nfa_do_multibyte; | |
1375 } | |
1376 #endif | |
1377 EMIT(nfa_classcodes[p - classchars]); | |
5296 | 1378 if (extra == NFA_ADD_NL) |
4444 | 1379 { |
1380 EMIT(NFA_NEWL); | |
1381 EMIT(NFA_OR); | |
1382 regflags |= RF_HASNL; | |
1383 } | |
1384 break; | |
1385 | |
1386 case Magic('n'): | |
1387 if (reg_string) | |
4781
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|
1388 /* In a string "\n" matches a newline character. */ |
c02c7df9bdc9
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|
1389 EMIT(NL); |
4444 | 1390 else |
1391 { | |
1392 /* In buffer text "\n" matches the end of a line. */ | |
1393 EMIT(NFA_NEWL); | |
1394 regflags |= RF_HASNL; | |
1395 } | |
1396 break; | |
1397 | |
1398 case Magic('('): | |
1399 if (nfa_reg(REG_PAREN) == FAIL) | |
1400 return FAIL; /* cascaded error */ | |
1401 break; | |
1402 | |
1403 case Magic('|'): | |
1404 case Magic('&'): | |
1405 case Magic(')'): | |
4450 | 1406 EMSGN(_(e_misplaced), no_Magic(c)); |
4444 | 1407 return FAIL; |
1408 | |
1409 case Magic('='): | |
1410 case Magic('?'): | |
1411 case Magic('+'): | |
1412 case Magic('@'): | |
1413 case Magic('*'): | |
1414 case Magic('{'): | |
1415 /* these should follow an atom, not form an atom */ | |
4450 | 1416 EMSGN(_(e_misplaced), no_Magic(c)); |
4444 | 1417 return FAIL; |
1418 | |
4714
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|
1419 case Magic('~'): |
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|
1420 { |
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|
1421 char_u *lp; |
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|
1422 |
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|
1423 /* Previous substitute pattern. |
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|
1424 * Generated as "\%(pattern\)". */ |
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|
1425 if (reg_prev_sub == NULL) |
fc4d7f02ea3a
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|
1426 { |
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|
1427 EMSG(_(e_nopresub)); |
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|
1428 return FAIL; |
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|
1429 } |
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
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diff
changeset
|
1430 for (lp = reg_prev_sub; *lp != NUL; MB_CPTR_ADV(lp)) |
4714
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|
1431 { |
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|
1432 EMIT(PTR2CHAR(lp)); |
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|
1433 if (lp != reg_prev_sub) |
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|
1434 EMIT(NFA_CONCAT); |
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1435 } |
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1436 EMIT(NFA_NOPEN); |
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|
1437 break; |
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|
1438 } |
4444 | 1439 |
4647
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|
1440 case Magic('1'): |
857f6c53f117
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1441 case Magic('2'): |
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1442 case Magic('3'): |
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1443 case Magic('4'): |
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|
1444 case Magic('5'): |
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|
1445 case Magic('6'): |
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1446 case Magic('7'): |
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1447 case Magic('8'): |
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1448 case Magic('9'): |
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|
1449 EMIT(NFA_BACKREF1 + (no_Magic(c) - '1')); |
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|
1450 nfa_has_backref = TRUE; |
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|
1451 break; |
4444 | 1452 |
1453 case Magic('z'): | |
1454 c = no_Magic(getchr()); | |
1455 switch (c) | |
1456 { | |
1457 case 's': | |
1458 EMIT(NFA_ZSTART); | |
6170 | 1459 if (re_mult_next("\\zs") == FAIL) |
1460 return FAIL; | |
4444 | 1461 break; |
1462 case 'e': | |
1463 EMIT(NFA_ZEND); | |
1464 nfa_has_zend = TRUE; | |
6170 | 1465 if (re_mult_next("\\ze") == FAIL) |
1466 return FAIL; | |
4569
f262fb02889d
updated for version 7.3.1032
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diff
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|
1467 break; |
4686
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updated for version 7.3.1090
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diff
changeset
|
1468 #ifdef FEAT_SYN_HL |
4444 | 1469 case '1': |
1470 case '2': | |
1471 case '3': | |
1472 case '4': | |
1473 case '5': | |
1474 case '6': | |
1475 case '7': | |
1476 case '8': | |
1477 case '9': | |
4686
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diff
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|
1478 /* \z1...\z9 */ |
4688
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diff
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|
1479 if (reg_do_extmatch != REX_USE) |
371cc0c44097
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|
1480 EMSG_RET_FAIL(_(e_z1_not_allowed)); |
4686
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|
1481 EMIT(NFA_ZREF1 + (no_Magic(c) - '1')); |
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diff
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|
1482 /* No need to set nfa_has_backref, the sub-matches don't |
4728
43de4ebbe7ad
updated for version 7.3.1111
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|
1483 * change when \z1 .. \z9 matches or not. */ |
4686
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|
1484 re_has_z = REX_USE; |
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|
1485 break; |
4444 | 1486 case '(': |
4686
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diff
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|
1487 /* \z( */ |
4688
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changeset
|
1488 if (reg_do_extmatch != REX_SET) |
371cc0c44097
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diff
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|
1489 EMSG_RET_FAIL(_(e_z_not_allowed)); |
4686
8db697ae406a
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diff
changeset
|
1490 if (nfa_reg(REG_ZPAREN) == FAIL) |
8db697ae406a
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|
1491 return FAIL; /* cascaded error */ |
8db697ae406a
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diff
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|
1492 re_has_z = REX_SET; |
8db697ae406a
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diff
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|
1493 break; |
8db697ae406a
updated for version 7.3.1090
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diff
changeset
|
1494 #endif |
4444 | 1495 default: |
4450 | 1496 EMSGN(_("E867: (NFA) Unknown operator '\\z%c'"), |
4444 | 1497 no_Magic(c)); |
1498 return FAIL; | |
1499 } | |
1500 break; | |
1501 | |
1502 case Magic('%'): | |
1503 c = no_Magic(getchr()); | |
1504 switch (c) | |
1505 { | |
1506 /* () without a back reference */ | |
1507 case '(': | |
1508 if (nfa_reg(REG_NPAREN) == FAIL) | |
1509 return FAIL; | |
1510 EMIT(NFA_NOPEN); | |
1511 break; | |
1512 | |
1513 case 'd': /* %d123 decimal */ | |
1514 case 'o': /* %o123 octal */ | |
1515 case 'x': /* %xab hex 2 */ | |
1516 case 'u': /* %uabcd hex 4 */ | |
1517 case 'U': /* %U1234abcd hex 8 */ | |
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1518 { |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1519 int nr; |
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1520 |
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1521 switch (c) |
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1522 { |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1523 case 'd': nr = getdecchrs(); break; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1524 case 'o': nr = getoctchrs(); break; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1525 case 'x': nr = gethexchrs(2); break; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1526 case 'u': nr = gethexchrs(4); break; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1527 case 'U': nr = gethexchrs(8); break; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1528 default: nr = -1; break; |
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1529 } |
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1530 |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1531 if (nr < 0) |
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1532 EMSG2_RET_FAIL( |
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1533 _("E678: Invalid character after %s%%[dxouU]"), |
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1534 reg_magic == MAGIC_ALL); |
5360 | 1535 /* 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
|
1536 /* TODO: what if a composing character follows? */ |
5360 | 1537 EMIT(nr == 0 ? 0x0a : nr); |
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1538 } |
4444 | 1539 break; |
1540 | |
1541 /* Catch \%^ and \%$ regardless of where they appear in the | |
1542 * pattern -- regardless of whether or not it makes sense. */ | |
1543 case '^': | |
1544 EMIT(NFA_BOF); | |
1545 break; | |
1546 | |
1547 case '$': | |
1548 EMIT(NFA_EOF); | |
1549 break; | |
1550 | |
1551 case '#': | |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
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|
1552 EMIT(NFA_CURSOR); |
4444 | 1553 break; |
1554 | |
1555 case 'V': | |
4730
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
1556 EMIT(NFA_VISUAL); |
4444 | 1557 break; |
1558 | |
5901 | 1559 case 'C': |
1560 EMIT(NFA_ANY_COMPOSING); | |
1561 break; | |
1562 | |
4444 | 1563 case '[': |
4740
97560c16ca99
updated for version 7.3.1117
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parents:
4738
diff
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|
1564 { |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
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diff
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|
1565 int n; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
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4738
diff
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|
1566 |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
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4738
diff
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|
1567 /* \%[abc] */ |
4944
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1568 for (n = 0; (c = peekchr()) != ']'; ++n) |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
1569 { |
97560c16ca99
updated for version 7.3.1117
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diff
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|
1570 if (c == NUL) |
97560c16ca99
updated for version 7.3.1117
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4738
diff
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|
1571 EMSG2_RET_FAIL(_(e_missing_sb), |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1572 reg_magic == MAGIC_ALL); |
4944
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1573 /* recursive call! */ |
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1574 if (nfa_regatom() == FAIL) |
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1575 return FAIL; |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
1576 } |
4944
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1577 getchr(); /* get the ] */ |
4760
532a9855bd30
updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents:
4758
diff
changeset
|
1578 if (n == 0) |
532a9855bd30
updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents:
4758
diff
changeset
|
1579 EMSG2_RET_FAIL(_(e_empty_sb), |
532a9855bd30
updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents:
4758
diff
changeset
|
1580 reg_magic == MAGIC_ALL); |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
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|
1581 EMIT(NFA_OPT_CHARS); |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1582 EMIT(n); |
5255
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1583 |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
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|
1584 /* Emit as "\%(\%[abc]\)" to be able to handle |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1585 * "\%[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
|
1586 * 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
|
1587 * 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
|
1588 * added multiple times. This is more efficient than |
6547 | 1589 * 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
|
1590 * a lot. */ |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1591 EMIT(NFA_NOPEN); |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
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|
1592 break; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1593 } |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
1594 |
4444 | 1595 default: |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1596 { |
4655
779ca415f8e1
updated for version 7.3.1075
Bram Moolenaar <bram@vim.org>
parents:
4651
diff
changeset
|
1597 int n = 0; |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1598 int cmp = c; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
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|
1599 |
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updated for version 7.3.1039
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parents:
4579
diff
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|
1600 if (c == '<' || c == '>') |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1601 c = getchr(); |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1602 while (VIM_ISDIGIT(c)) |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1603 { |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
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|
1604 n = n * 10 + (c - '0'); |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1605 c = getchr(); |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1606 } |
321cfbef9431
updated for version 7.3.1039
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4579
diff
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|
1607 if (c == 'l' || c == 'c' || c == 'v') |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1608 { |
321cfbef9431
updated for version 7.3.1039
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4579
diff
changeset
|
1609 if (c == 'l') |
8021
b6b4f354df23
commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents:
7833
diff
changeset
|
1610 { |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
1611 /* \%{n}l \%{n}<l \%{n}>l */ |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1612 EMIT(cmp == '<' ? NFA_LNUM_LT : |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
1613 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
|
1614 if (save_prev_at_start) |
b6b4f354df23
commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents:
7833
diff
changeset
|
1615 at_start = TRUE; |
b6b4f354df23
commit https://github.com/vim/vim/commit/7c29f387819b5817b003d2ba73e2b5cf3cb3d0dd
Christian Brabandt <cb@256bit.org>
parents:
7833
diff
changeset
|
1616 } |
4583
321cfbef9431
updated for version 7.3.1039
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parents:
4579
diff
changeset
|
1617 else if (c == 'c') |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
1618 /* \%{n}c \%{n}<c \%{n}>c */ |
4583
321cfbef9431
updated for version 7.3.1039
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parents:
4579
diff
changeset
|
1619 EMIT(cmp == '<' ? NFA_COL_LT : |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
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4730
diff
changeset
|
1620 cmp == '>' ? NFA_COL_GT : NFA_COL); |
4583
321cfbef9431
updated for version 7.3.1039
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parents:
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diff
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|
1621 else |
4732
0798b096bab3
updated for version 7.3.1113
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parents:
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diff
changeset
|
1622 /* \%{n}v \%{n}<v \%{n}>v */ |
4583
321cfbef9431
updated for version 7.3.1039
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parents:
4579
diff
changeset
|
1623 EMIT(cmp == '<' ? NFA_VCOL_LT : |
4732
0798b096bab3
updated for version 7.3.1113
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parents:
4730
diff
changeset
|
1624 cmp == '>' ? NFA_VCOL_GT : NFA_VCOL); |
4740
97560c16ca99
updated for version 7.3.1117
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parents:
4738
diff
changeset
|
1625 EMIT(n); |
4583
321cfbef9431
updated for version 7.3.1039
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parents:
4579
diff
changeset
|
1626 break; |
321cfbef9431
updated for version 7.3.1039
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diff
changeset
|
1627 } |
4732
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updated for version 7.3.1113
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parents:
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diff
changeset
|
1628 else if (c == '\'' && n == 0) |
0798b096bab3
updated for version 7.3.1113
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parents:
4730
diff
changeset
|
1629 { |
0798b096bab3
updated for version 7.3.1113
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parents:
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diff
changeset
|
1630 /* \%'m \%<'m \%>'m */ |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
1631 EMIT(cmp == '<' ? NFA_MARK_LT : |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
1632 cmp == '>' ? NFA_MARK_GT : NFA_MARK); |
4740
97560c16ca99
updated for version 7.3.1117
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parents:
4738
diff
changeset
|
1633 EMIT(getchr()); |
4732
0798b096bab3
updated for version 7.3.1113
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parents:
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diff
changeset
|
1634 break; |
0798b096bab3
updated for version 7.3.1113
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parents:
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diff
changeset
|
1635 } |
4583
321cfbef9431
updated for version 7.3.1039
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parents:
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diff
changeset
|
1636 } |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
1637 EMSGN(_("E867: (NFA) Unknown operator '\\%%%c'"), |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
1638 no_Magic(c)); |
4444 | 1639 return FAIL; |
1640 } | |
1641 break; | |
1642 | |
1643 case Magic('['): | |
4517
9a2183bd8295
updated for version 7.3.1006
Bram Moolenaar <bram@vim.org>
parents:
4515
diff
changeset
|
1644 collection: |
4444 | 1645 /* |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1646 * [abc] uses NFA_START_COLL - NFA_END_COLL |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1647 * [^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
|
1648 * 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
|
1649 * NFA_CONCAT to bind them together. |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1650 * Besides normal characters there can be: |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1651 * - character classes NFA_CLASS_* |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1652 * - ranges, two characters followed by NFA_RANGE. |
4444 | 1653 */ |
1654 | |
1655 p = regparse; | |
1656 endp = skip_anyof(p); | |
1657 if (*endp == ']') | |
1658 { | |
1659 /* | |
1660 * Try to reverse engineer character classes. For example, | |
5296 | 1661 * recognize that [0-9] stands for \d and [A-Za-z_] for \h, |
4444 | 1662 * and perform the necessary substitutions in the NFA. |
1663 */ | |
1664 result = nfa_recognize_char_class(regparse, endp, | |
5296 | 1665 extra == NFA_ADD_NL); |
4444 | 1666 if (result != FAIL) |
1667 { | |
5296 | 1668 if (result >= NFA_FIRST_NL && result <= NFA_LAST_NL) |
4444 | 1669 { |
5296 | 1670 EMIT(result - NFA_ADD_NL); |
4444 | 1671 EMIT(NFA_NEWL); |
1672 EMIT(NFA_OR); | |
1673 } | |
5296 | 1674 else |
1675 EMIT(result); | |
4444 | 1676 regparse = endp; |
11127
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|
1677 MB_PTR_ADV(regparse); |
4444 | 1678 return OK; |
1679 } | |
1680 /* | |
1681 * Failed to recognize a character class. Use the simple | |
1682 * version that turns [abc] into 'a' OR 'b' OR 'c' | |
1683 */ | |
1684 startc = endc = oldstartc = -1; | |
1685 negated = FALSE; | |
1686 if (*regparse == '^') /* negated range */ | |
1687 { | |
1688 negated = TRUE; | |
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1689 MB_PTR_ADV(regparse); |
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|
1690 EMIT(NFA_START_NEG_COLL); |
4444 | 1691 } |
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1692 else |
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|
1693 EMIT(NFA_START_COLL); |
4444 | 1694 if (*regparse == '-') |
1695 { | |
1696 startc = '-'; | |
1697 EMIT(startc); | |
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|
1698 EMIT(NFA_CONCAT); |
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|
1699 MB_PTR_ADV(regparse); |
4444 | 1700 } |
1701 /* Emit the OR branches for each character in the [] */ | |
1702 emit_range = FALSE; | |
1703 while (regparse < endp) | |
1704 { | |
1705 oldstartc = startc; | |
1706 startc = -1; | |
1707 got_coll_char = FALSE; | |
1708 if (*regparse == '[') | |
1709 { | |
1710 /* Check for [: :], [= =], [. .] */ | |
1711 equiclass = collclass = 0; | |
1712 charclass = get_char_class(®parse); | |
1713 if (charclass == CLASS_NONE) | |
1714 { | |
1715 equiclass = get_equi_class(®parse); | |
1716 if (equiclass == 0) | |
1717 collclass = get_coll_element(®parse); | |
1718 } | |
1719 | |
1720 /* Character class like [:alpha:] */ | |
1721 if (charclass != CLASS_NONE) | |
1722 { | |
1723 switch (charclass) | |
1724 { | |
1725 case CLASS_ALNUM: | |
1726 EMIT(NFA_CLASS_ALNUM); | |
1727 break; | |
1728 case CLASS_ALPHA: | |
1729 EMIT(NFA_CLASS_ALPHA); | |
1730 break; | |
1731 case CLASS_BLANK: | |
1732 EMIT(NFA_CLASS_BLANK); | |
1733 break; | |
1734 case CLASS_CNTRL: | |
1735 EMIT(NFA_CLASS_CNTRL); | |
1736 break; | |
1737 case CLASS_DIGIT: | |
1738 EMIT(NFA_CLASS_DIGIT); | |
1739 break; | |
1740 case CLASS_GRAPH: | |
1741 EMIT(NFA_CLASS_GRAPH); | |
1742 break; | |
1743 case CLASS_LOWER: | |
1744 EMIT(NFA_CLASS_LOWER); | |
1745 break; | |
1746 case CLASS_PRINT: | |
1747 EMIT(NFA_CLASS_PRINT); | |
1748 break; | |
1749 case CLASS_PUNCT: | |
1750 EMIT(NFA_CLASS_PUNCT); | |
1751 break; | |
1752 case CLASS_SPACE: | |
1753 EMIT(NFA_CLASS_SPACE); | |
1754 break; | |
1755 case CLASS_UPPER: | |
1756 EMIT(NFA_CLASS_UPPER); | |
1757 break; | |
1758 case CLASS_XDIGIT: | |
1759 EMIT(NFA_CLASS_XDIGIT); | |
1760 break; | |
1761 case CLASS_TAB: | |
1762 EMIT(NFA_CLASS_TAB); | |
1763 break; | |
1764 case CLASS_RETURN: | |
1765 EMIT(NFA_CLASS_RETURN); | |
1766 break; | |
1767 case CLASS_BACKSPACE: | |
1768 EMIT(NFA_CLASS_BACKSPACE); | |
1769 break; | |
1770 case CLASS_ESCAPE: | |
1771 EMIT(NFA_CLASS_ESCAPE); | |
1772 break; | |
1773 } | |
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1774 EMIT(NFA_CONCAT); |
4444 | 1775 continue; |
1776 } | |
1777 /* Try equivalence class [=a=] and the like */ | |
1778 if (equiclass != 0) | |
1779 { | |
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1780 result = nfa_emit_equi_class(equiclass); |
4444 | 1781 if (result == FAIL) |
1782 { | |
1783 /* should never happen */ | |
1784 EMSG_RET_FAIL(_("E868: Error building NFA with equivalence class!")); | |
1785 } | |
1786 continue; | |
1787 } | |
1788 /* Try collating class like [. .] */ | |
1789 if (collclass != 0) | |
1790 { | |
1791 startc = collclass; /* allow [.a.]-x as a range */ | |
1792 /* Will emit the proper atom at the end of the | |
1793 * while loop. */ | |
1794 } | |
1795 } | |
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1796 /* Try a range like 'a-x' or '\t-z'. Also allows '-' as a |
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1797 * start character. */ |
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1798 if (*regparse == '-' && oldstartc != -1) |
4444 | 1799 { |
1800 emit_range = TRUE; | |
1801 startc = oldstartc; | |
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1802 MB_PTR_ADV(regparse); |
4444 | 1803 continue; /* reading the end of the range */ |
1804 } | |
1805 | |
1806 /* Now handle simple and escaped characters. | |
1807 * Only "\]", "\^", "\]" and "\\" are special in Vi. Vim | |
1808 * accepts "\t", "\e", etc., but only when the 'l' flag in | |
1809 * 'cpoptions' is not included. | |
1810 * Posix doesn't recognize backslash at all. | |
1811 */ | |
1812 if (*regparse == '\\' | |
4744
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1813 && !reg_cpo_bsl |
4444 | 1814 && regparse + 1 <= endp |
1815 && (vim_strchr(REGEXP_INRANGE, regparse[1]) != NULL | |
4744
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1816 || (!reg_cpo_lit |
4444 | 1817 && vim_strchr(REGEXP_ABBR, regparse[1]) |
1818 != NULL) | |
1819 ) | |
1820 ) | |
1821 { | |
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1822 MB_PTR_ADV(regparse); |
4444 | 1823 |
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1824 if (*regparse == 'n') |
4444 | 1825 startc = reg_string ? NL : NFA_NEWL; |
1826 else | |
1827 if (*regparse == 'd' | |
1828 || *regparse == 'o' | |
1829 || *regparse == 'x' | |
1830 || *regparse == 'u' | |
1831 || *regparse == 'U' | |
1832 ) | |
1833 { | |
1834 /* TODO(RE) This needs more testing */ | |
1835 startc = coll_get_char(); | |
1836 got_coll_char = TRUE; | |
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1837 MB_PTR_BACK(old_regparse, regparse); |
4444 | 1838 } |
1839 else | |
1840 { | |
1841 /* \r,\t,\e,\b */ | |
1842 startc = backslash_trans(*regparse); | |
1843 } | |
1844 } | |
1845 | |
1846 /* Normal printable char */ | |
1847 if (startc == -1) | |
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1848 startc = PTR2CHAR(regparse); |
4444 | 1849 |
1850 /* Previous char was '-', so this char is end of range. */ | |
1851 if (emit_range) | |
1852 { | |
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1853 endc = startc; |
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1854 startc = oldstartc; |
4444 | 1855 if (startc > endc) |
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|
1856 EMSG_RET_FAIL(_(e_reverse_range)); |
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1857 |
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1858 if (endc > startc + 2) |
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1859 { |
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1860 /* Emit a range instead of the sequence of |
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1861 * individual characters. */ |
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1862 if (startc == 0) |
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1863 /* \x00 is translated to \x0a, start at \x01. */ |
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1864 EMIT(1); |
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1865 else |
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1866 --post_ptr; /* remove NFA_CONCAT */ |
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1867 EMIT(endc); |
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1868 EMIT(NFA_RANGE); |
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1869 EMIT(NFA_CONCAT); |
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1870 } |
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1871 else |
4444 | 1872 #ifdef FEAT_MBYTE |
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1873 if (has_mbyte && ((*mb_char2len)(startc) > 1 |
4444 | 1874 || (*mb_char2len)(endc) > 1)) |
1875 { | |
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1876 /* Emit the characters in the range. |
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1877 * "startc" was already emitted, so skip it. |
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1878 * */ |
4444 | 1879 for (c = startc + 1; c <= endc; c++) |
1880 { | |
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1881 EMIT(c); |
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1882 EMIT(NFA_CONCAT); |
4444 | 1883 } |
1884 } | |
1885 else | |
1886 #endif | |
1887 { | |
1888 #ifdef EBCDIC | |
1889 int alpha_only = FALSE; | |
1890 | |
1891 /* for alphabetical range skip the gaps | |
1892 * 'i'-'j', 'r'-'s', 'I'-'J' and 'R'-'S'. */ | |
1893 if (isalpha(startc) && isalpha(endc)) | |
1894 alpha_only = TRUE; | |
1895 #endif | |
1896 /* Emit the range. "startc" was already emitted, so | |
1897 * skip it. */ | |
1898 for (c = startc + 1; c <= endc; c++) | |
1899 #ifdef EBCDIC | |
1900 if (!alpha_only || isalpha(startc)) | |
1901 #endif | |
1902 { | |
1903 EMIT(c); | |
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1904 EMIT(NFA_CONCAT); |
4444 | 1905 } |
1906 } | |
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1907 emit_range = FALSE; |
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1908 startc = -1; |
4444 | 1909 } |
1910 else | |
1911 { | |
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1912 /* This char (startc) is not part of a range. Just |
4444 | 1913 * emit it. |
1914 * Normally, simply emit startc. But if we get char | |
1915 * code=0 from a collating char, then replace it with | |
1916 * 0x0a. | |
1917 * This is needed to completely mimic the behaviour of | |
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1918 * the backtracking engine. */ |
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1919 if (startc == NFA_NEWL) |
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1920 { |
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1921 /* Line break can't be matched as part of the |
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1922 * collection, add an OR below. But not for negated |
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1923 * range. */ |
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1924 if (!negated) |
5296 | 1925 extra = NFA_ADD_NL; |
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1926 } |
4444 | 1927 else |
4781
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1928 { |
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1929 if (got_coll_char == TRUE && startc == 0) |
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1930 EMIT(0x0a); |
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1931 else |
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1932 EMIT(startc); |
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1933 EMIT(NFA_CONCAT); |
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1934 } |
4444 | 1935 } |
1936 | |
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|
1937 MB_PTR_ADV(regparse); |
4444 | 1938 } /* while (p < endp) */ |
1939 | |
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|
1940 MB_PTR_BACK(old_regparse, regparse); |
4444 | 1941 if (*regparse == '-') /* if last, '-' is just a char */ |
1942 { | |
1943 EMIT('-'); | |
4781
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1944 EMIT(NFA_CONCAT); |
4444 | 1945 } |
1946 | |
1947 /* skip the trailing ] */ | |
1948 regparse = endp; | |
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1949 MB_PTR_ADV(regparse); |
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1950 |
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1951 /* Mark end of the collection. */ |
4444 | 1952 if (negated == TRUE) |
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1953 EMIT(NFA_END_NEG_COLL); |
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1954 else |
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1955 EMIT(NFA_END_COLL); |
4615
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1956 |
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1957 /* \_[] also matches \n but it's not negated */ |
5296 | 1958 if (extra == NFA_ADD_NL) |
4615
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1959 { |
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1960 EMIT(reg_string ? NL : NFA_NEWL); |
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1961 EMIT(NFA_OR); |
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1962 } |
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1963 |
4444 | 1964 return OK; |
4529
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diff
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|
1965 } /* if exists closing ] */ |
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diff
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|
1966 |
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diff
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|
1967 if (reg_strict) |
4444 | 1968 EMSG_RET_FAIL(_(e_missingbracket)); |
4529
432a6b8c7d93
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parents:
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diff
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|
1969 /* FALLTHROUGH */ |
432a6b8c7d93
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parents:
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diff
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|
1970 |
4444 | 1971 default: |
1972 { | |
1973 #ifdef FEAT_MBYTE | |
1974 int plen; | |
1975 | |
1976 nfa_do_multibyte: | |
4543
08ac46980953
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diff
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|
1977 /* plen is length of current char with composing chars */ |
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diff
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|
1978 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
|
1979 != (plen = utfc_ptr2len(old_regparse)) |
4543
08ac46980953
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Bram Moolenaar <bram@vim.org>
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4541
diff
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|
1980 || utf_iscomposing(c))) |
4444 | 1981 { |
4549
849180347ac3
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diff
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|
1982 int i = 0; |
849180347ac3
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diff
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|
1983 |
4535
45f97c349537
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parents:
4533
diff
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|
1984 /* A base character plus composing characters, or just one |
45f97c349537
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4533
diff
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|
1985 * or more composing characters. |
4527
55bcaa1d2749
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diff
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|
1986 * This requires creating a separate atom as if enclosing |
55bcaa1d2749
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diff
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|
1987 * the characters in (), where NFA_COMPOSING is the ( and |
55bcaa1d2749
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parents:
4525
diff
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|
1988 * NFA_END_COMPOSING is the ). Note that right now we are |
4444 | 1989 * building the postfix form, not the NFA itself; |
1990 * a composing char could be: a, b, c, NFA_COMPOSING | |
4527
55bcaa1d2749
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diff
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|
1991 * where 'b' and 'c' are chars with codes > 256. */ |
55bcaa1d2749
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diff
changeset
|
1992 for (;;) |
55bcaa1d2749
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diff
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|
1993 { |
55bcaa1d2749
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diff
changeset
|
1994 EMIT(c); |
55bcaa1d2749
updated for version 7.3.1011
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diff
changeset
|
1995 if (i > 0) |
55bcaa1d2749
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diff
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|
1996 EMIT(NFA_CONCAT); |
4529
432a6b8c7d93
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4527
diff
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|
1997 if ((i += utf_char2len(c)) >= plen) |
4527
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diff
changeset
|
1998 break; |
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diff
changeset
|
1999 c = utf_ptr2char(old_regparse + i); |
55bcaa1d2749
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4525
diff
changeset
|
2000 } |
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updated for version 7.3.1011
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4525
diff
changeset
|
2001 EMIT(NFA_COMPOSING); |
4444 | 2002 regparse = old_regparse + plen; |
2003 } | |
2004 else | |
2005 #endif | |
2006 { | |
2007 c = no_Magic(c); | |
2008 EMIT(c); | |
2009 } | |
2010 return OK; | |
2011 } | |
2012 } | |
2013 | |
2014 return OK; | |
2015 } | |
2016 | |
2017 /* | |
2018 * Parse something followed by possible [*+=]. | |
2019 * | |
2020 * A piece is an atom, possibly followed by a multi, an indication of how many | |
2021 * times the atom can be matched. Example: "a*" matches any sequence of "a" | |
2022 * characters: "", "a", "aa", etc. | |
2023 * | |
2024 * piece ::= atom | |
2025 * or atom multi | |
2026 */ | |
2027 static int | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2028 nfa_regpiece(void) |
4444 | 2029 { |
2030 int i; | |
2031 int op; | |
2032 int ret; | |
2033 long minval, maxval; | |
2034 int greedy = TRUE; /* Braces are prefixed with '-' ? */ | |
4679
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diff
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|
2035 parse_state_T old_state; |
4d92b873acef
updated for version 7.3.1087
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parents:
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diff
changeset
|
2036 parse_state_T new_state; |
4444 | 2037 int c2; |
4651
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updated for version 7.3.1073
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parents:
4649
diff
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|
2038 int old_post_pos; |
f10f63aaec5c
updated for version 7.3.1073
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diff
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|
2039 int my_post_start; |
4444 | 2040 int quest; |
2041 | |
4679
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parents:
4677
diff
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|
2042 /* Save the current parse state, so that we can use it if <atom>{m,n} is |
4d92b873acef
updated for version 7.3.1087
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parents:
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diff
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|
2043 * next. */ |
4d92b873acef
updated for version 7.3.1087
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parents:
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diff
changeset
|
2044 save_parse_state(&old_state); |
4d92b873acef
updated for version 7.3.1087
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parents:
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diff
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|
2045 |
4444 | 2046 /* store current pos in the postfix form, for \{m,n} involving 0s */ |
4651
f10f63aaec5c
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parents:
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diff
changeset
|
2047 my_post_start = (int)(post_ptr - post_start); |
4444 | 2048 |
2049 ret = nfa_regatom(); | |
2050 if (ret == FAIL) | |
2051 return FAIL; /* cascaded error */ | |
2052 | |
2053 op = peekchr(); | |
2054 if (re_multi_type(op) == NOT_MULTI) | |
2055 return OK; | |
2056 | |
2057 skipchr(); | |
2058 switch (op) | |
2059 { | |
2060 case Magic('*'): | |
2061 EMIT(NFA_STAR); | |
2062 break; | |
2063 | |
2064 case Magic('+'): | |
2065 /* | |
2066 * Trick: Normally, (a*)\+ would match the whole input "aaa". The | |
2067 * first and only submatch would be "aaa". But the backtracking | |
2068 * engine interprets the plus as "try matching one more time", and | |
2069 * a* matches a second time at the end of the input, the empty | |
2070 * string. | |
5255
3c6e2b89875f
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parents:
5253
diff
changeset
|
2071 * The submatch will be the empty string. |
4444 | 2072 * |
4673
05d57d7c2d55
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parents:
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diff
changeset
|
2073 * In order to be consistent with the old engine, we replace |
05d57d7c2d55
updated for version 7.3.1084
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parents:
4671
diff
changeset
|
2074 * <atom>+ with <atom><atom>* |
4444 | 2075 */ |
4679
4d92b873acef
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parents:
4677
diff
changeset
|
2076 restore_parse_state(&old_state); |
4444 | 2077 curchr = -1; |
2078 if (nfa_regatom() == FAIL) | |
2079 return FAIL; | |
2080 EMIT(NFA_STAR); | |
2081 EMIT(NFA_CONCAT); | |
2082 skipchr(); /* skip the \+ */ | |
2083 break; | |
2084 | |
2085 case Magic('@'): | |
4682
2f51ee8825db
updated for version 7.3.1088
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parents:
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diff
changeset
|
2086 c2 = getdecchrs(); |
4444 | 2087 op = no_Magic(getchr()); |
4682
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parents:
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diff
changeset
|
2088 i = 0; |
4444 | 2089 switch(op) |
2090 { | |
2091 case '=': | |
4682
2f51ee8825db
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parents:
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diff
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|
2092 /* \@= */ |
2f51ee8825db
updated for version 7.3.1088
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parents:
4679
diff
changeset
|
2093 i = NFA_PREV_ATOM_NO_WIDTH; |
4444 | 2094 break; |
4661
0dce3d812e7a
updated for version 7.3.1078
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parents:
4657
diff
changeset
|
2095 case '!': |
4682
2f51ee8825db
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parents:
4679
diff
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|
2096 /* \@! */ |
2f51ee8825db
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parents:
4679
diff
changeset
|
2097 i = NFA_PREV_ATOM_NO_WIDTH_NEG; |
4661
0dce3d812e7a
updated for version 7.3.1078
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parents:
4657
diff
changeset
|
2098 break; |
4444 | 2099 case '<': |
4682
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diff
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|
2100 op = no_Magic(getchr()); |
2f51ee8825db
updated for version 7.3.1088
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parents:
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diff
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|
2101 if (op == '=') |
2f51ee8825db
updated for version 7.3.1088
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parents:
4679
diff
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|
2102 /* \@<= */ |
2f51ee8825db
updated for version 7.3.1088
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parents:
4679
diff
changeset
|
2103 i = NFA_PREV_ATOM_JUST_BEFORE; |
2f51ee8825db
updated for version 7.3.1088
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parents:
4679
diff
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|
2104 else if (op == '!') |
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_JUST_BEFORE_NEG; |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2107 break; |
4444 | 2108 case '>': |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
2109 /* \@> */ |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
2110 i = NFA_PREV_ATOM_LIKE_PATTERN; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
2111 break; |
4444 | 2112 } |
4682
2f51ee8825db
updated for version 7.3.1088
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parents:
4679
diff
changeset
|
2113 if (i == 0) |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2114 { |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2115 EMSGN(_("E869: (NFA) Unknown operator '\\@%c'"), op); |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2116 return FAIL; |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2117 } |
2f51ee8825db
updated for version 7.3.1088
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parents:
4679
diff
changeset
|
2118 EMIT(i); |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2119 if (i == NFA_PREV_ATOM_JUST_BEFORE |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2120 || i == NFA_PREV_ATOM_JUST_BEFORE_NEG) |
2f51ee8825db
updated for version 7.3.1088
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parents:
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diff
changeset
|
2121 EMIT(c2); |
4444 | 2122 break; |
2123 | |
2124 case Magic('?'): | |
2125 case Magic('='): | |
2126 EMIT(NFA_QUEST); | |
2127 break; | |
2128 | |
2129 case Magic('{'): | |
2130 /* a{2,5} will expand to 'aaa?a?a?' | |
2131 * a{-1,3} will expand to 'aa??a??', where ?? is the nongreedy | |
2132 * version of '?' | |
2133 * \v(ab){2,3} will expand to '(ab)(ab)(ab)?', where all the | |
2134 * parenthesis have the same id | |
2135 */ | |
2136 | |
2137 greedy = TRUE; | |
2138 c2 = peekchr(); | |
2139 if (c2 == '-' || c2 == Magic('-')) | |
2140 { | |
2141 skipchr(); | |
2142 greedy = FALSE; | |
2143 } | |
2144 if (!read_limits(&minval, &maxval)) | |
2145 EMSG_RET_FAIL(_("E870: (NFA regexp) Error reading repetition limits")); | |
4762
47906f888725
updated for version 7.3.1128
Bram Moolenaar <bram@vim.org>
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4760
diff
changeset
|
2146 |
4444 | 2147 /* <atom>{0,inf}, <atom>{0,} and <atom>{} are equivalent to |
2148 * <atom>* */ | |
4675
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4673
diff
changeset
|
2149 if (minval == 0 && maxval == MAX_LIMIT) |
4444 | 2150 { |
6533 | 2151 if (greedy) /* { { (match the braces) */ |
4675
811a4c9b51d8
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diff
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|
2152 /* \{}, \{0,} */ |
811a4c9b51d8
updated for version 7.3.1085
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diff
changeset
|
2153 EMIT(NFA_STAR); |
6533 | 2154 else /* { { (match the braces) */ |
4675
811a4c9b51d8
updated for version 7.3.1085
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diff
changeset
|
2155 /* \{-}, \{-0,} */ |
811a4c9b51d8
updated for version 7.3.1085
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4673
diff
changeset
|
2156 EMIT(NFA_STAR_NONGREEDY); |
4444 | 2157 break; |
2158 } | |
2159 | |
2160 /* Special case: x{0} or x{-0} */ | |
2161 if (maxval == 0) | |
2162 { | |
2163 /* Ignore result of previous call to nfa_regatom() */ | |
4651
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diff
changeset
|
2164 post_ptr = post_start + my_post_start; |
5370 | 2165 /* NFA_EMPTY is 0-length and works everywhere */ |
2166 EMIT(NFA_EMPTY); | |
4444 | 2167 return OK; |
2168 } | |
2169 | |
6533 | 2170 /* The engine is very inefficient (uses too many states) when the |
6594 | 2171 * maximum is much larger than the minimum and when the maximum is |
2172 * large. Bail out if we can use the other engine. */ | |
2173 if ((nfa_re_flags & RE_AUTO) | |
10551
c3cc8b2aab6a
patch 8.0.0165: ubsan warns for integer overflow
Christian Brabandt <cb@256bit.org>
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10540
diff
changeset
|
2174 && (maxval > 500 || maxval > minval + 200)) |
6533 | 2175 return FAIL; |
2176 | |
4444 | 2177 /* Ignore previous call to nfa_regatom() */ |
4651
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diff
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|
2178 post_ptr = post_start + my_post_start; |
4679
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diff
changeset
|
2179 /* Save parse state after the repeated atom and the \{} */ |
4d92b873acef
updated for version 7.3.1087
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diff
changeset
|
2180 save_parse_state(&new_state); |
4444 | 2181 |
2182 quest = (greedy == TRUE? NFA_QUEST : NFA_QUEST_NONGREEDY); | |
2183 for (i = 0; i < maxval; i++) | |
2184 { | |
2185 /* Goto beginning of the repeated atom */ | |
4679
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diff
changeset
|
2186 restore_parse_state(&old_state); |
4651
f10f63aaec5c
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diff
changeset
|
2187 old_post_pos = (int)(post_ptr - post_start); |
4444 | 2188 if (nfa_regatom() == FAIL) |
2189 return FAIL; | |
2190 /* after "minval" times, atoms are optional */ | |
2191 if (i + 1 > minval) | |
4673
05d57d7c2d55
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diff
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|
2192 { |
05d57d7c2d55
updated for version 7.3.1084
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4671
diff
changeset
|
2193 if (maxval == MAX_LIMIT) |
4675
811a4c9b51d8
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diff
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|
2194 { |
811a4c9b51d8
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diff
changeset
|
2195 if (greedy) |
811a4c9b51d8
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4673
diff
changeset
|
2196 EMIT(NFA_STAR); |
811a4c9b51d8
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diff
changeset
|
2197 else |
811a4c9b51d8
updated for version 7.3.1085
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4673
diff
changeset
|
2198 EMIT(NFA_STAR_NONGREEDY); |
811a4c9b51d8
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4673
diff
changeset
|
2199 } |
4673
05d57d7c2d55
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4671
diff
changeset
|
2200 else |
05d57d7c2d55
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diff
changeset
|
2201 EMIT(quest); |
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diff
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|
2202 } |
4651
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updated for version 7.3.1073
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diff
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|
2203 if (old_post_pos != my_post_start) |
4444 | 2204 EMIT(NFA_CONCAT); |
4673
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diff
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|
2205 if (i + 1 > minval && maxval == MAX_LIMIT) |
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diff
changeset
|
2206 break; |
4444 | 2207 } |
2208 | |
2209 /* Go to just after the repeated atom and the \{} */ | |
4679
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diff
changeset
|
2210 restore_parse_state(&new_state); |
4444 | 2211 curchr = -1; |
2212 | |
2213 break; | |
2214 | |
2215 | |
2216 default: | |
2217 break; | |
2218 } /* end switch */ | |
2219 | |
2220 if (re_multi_type(peekchr()) != NOT_MULTI) | |
2221 /* Can't have a multi follow a multi. */ | |
2222 EMSG_RET_FAIL(_("E871: (NFA regexp) Can't have a multi follow a multi !")); | |
2223 | |
2224 return OK; | |
2225 } | |
2226 | |
2227 /* | |
2228 * Parse one or more pieces, concatenated. It matches a match for the | |
2229 * first piece, followed by a match for the second piece, etc. Example: | |
2230 * "f[0-9]b", first matches "f", then a digit and then "b". | |
2231 * | |
2232 * concat ::= piece | |
2233 * or piece piece | |
2234 * or piece piece piece | |
2235 * etc. | |
2236 */ | |
2237 static int | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2238 nfa_regconcat(void) |
4444 | 2239 { |
2240 int cont = TRUE; | |
2241 int first = TRUE; | |
2242 | |
2243 while (cont) | |
2244 { | |
2245 switch (peekchr()) | |
2246 { | |
2247 case NUL: | |
2248 case Magic('|'): | |
2249 case Magic('&'): | |
2250 case Magic(')'): | |
2251 cont = FALSE; | |
2252 break; | |
2253 | |
2254 case Magic('Z'): | |
2255 #ifdef FEAT_MBYTE | |
2256 regflags |= RF_ICOMBINE; | |
2257 #endif | |
2258 skipchr_keepstart(); | |
2259 break; | |
2260 case Magic('c'): | |
2261 regflags |= RF_ICASE; | |
2262 skipchr_keepstart(); | |
2263 break; | |
2264 case Magic('C'): | |
2265 regflags |= RF_NOICASE; | |
2266 skipchr_keepstart(); | |
2267 break; | |
2268 case Magic('v'): | |
2269 reg_magic = MAGIC_ALL; | |
2270 skipchr_keepstart(); | |
2271 curchr = -1; | |
2272 break; | |
2273 case Magic('m'): | |
2274 reg_magic = MAGIC_ON; | |
2275 skipchr_keepstart(); | |
2276 curchr = -1; | |
2277 break; | |
2278 case Magic('M'): | |
2279 reg_magic = MAGIC_OFF; | |
2280 skipchr_keepstart(); | |
2281 curchr = -1; | |
2282 break; | |
2283 case Magic('V'): | |
2284 reg_magic = MAGIC_NONE; | |
2285 skipchr_keepstart(); | |
2286 curchr = -1; | |
2287 break; | |
2288 | |
2289 default: | |
2290 if (nfa_regpiece() == FAIL) | |
2291 return FAIL; | |
2292 if (first == FALSE) | |
2293 EMIT(NFA_CONCAT); | |
2294 else | |
2295 first = FALSE; | |
2296 break; | |
2297 } | |
2298 } | |
2299 | |
2300 return OK; | |
2301 } | |
2302 | |
2303 /* | |
2304 * Parse a branch, one or more concats, separated by "\&". It matches the | |
2305 * last concat, but only if all the preceding concats also match at the same | |
2306 * position. Examples: | |
2307 * "foobeep\&..." matches "foo" in "foobeep". | |
2308 * ".*Peter\&.*Bob" matches in a line containing both "Peter" and "Bob" | |
2309 * | |
2310 * branch ::= concat | |
2311 * or concat \& concat | |
2312 * or concat \& concat \& concat | |
2313 * etc. | |
2314 */ | |
2315 static int | |
7833
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2316 nfa_regbranch(void) |
4444 | 2317 { |
2318 int ch; | |
4651
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|
2319 int old_post_pos; |
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|
2320 |
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|
2321 old_post_pos = (int)(post_ptr - post_start); |
4444 | 2322 |
2323 /* First branch, possibly the only one */ | |
2324 if (nfa_regconcat() == FAIL) | |
2325 return FAIL; | |
2326 | |
2327 ch = peekchr(); | |
2328 /* Try next concats */ | |
2329 while (ch == Magic('&')) | |
2330 { | |
2331 skipchr(); | |
2332 EMIT(NFA_NOPEN); | |
2333 EMIT(NFA_PREV_ATOM_NO_WIDTH); | |
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2334 old_post_pos = (int)(post_ptr - post_start); |
4444 | 2335 if (nfa_regconcat() == FAIL) |
2336 return FAIL; | |
5370 | 2337 /* if concat is empty do emit a node */ |
4651
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diff
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|
2338 if (old_post_pos == (int)(post_ptr - post_start)) |
5370 | 2339 EMIT(NFA_EMPTY); |
4444 | 2340 EMIT(NFA_CONCAT); |
2341 ch = peekchr(); | |
2342 } | |
2343 | |
5370 | 2344 /* if a branch is empty, emit one node for it */ |
4651
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diff
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|
2345 if (old_post_pos == (int)(post_ptr - post_start)) |
5370 | 2346 EMIT(NFA_EMPTY); |
4444 | 2347 |
2348 return OK; | |
2349 } | |
2350 | |
2351 /* | |
2352 * Parse a pattern, one or more branches, separated by "\|". It matches | |
2353 * anything that matches one of the branches. Example: "foo\|beep" matches | |
2354 * "foo" and matches "beep". If more than one branch matches, the first one | |
2355 * is used. | |
2356 * | |
2357 * pattern ::= branch | |
2358 * or branch \| branch | |
2359 * or branch \| branch \| branch | |
2360 * etc. | |
2361 */ | |
2362 static int | |
7833
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Christian Brabandt <cb@256bit.org>
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diff
changeset
|
2363 nfa_reg( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
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diff
changeset
|
2364 int paren) /* REG_NOPAREN, REG_PAREN, REG_NPAREN or REG_ZPAREN */ |
4444 | 2365 { |
2366 int parno = 0; | |
2367 | |
2368 if (paren == REG_PAREN) | |
2369 { | |
2370 if (regnpar >= NSUBEXP) /* Too many `(' */ | |
2371 EMSG_RET_FAIL(_("E872: (NFA regexp) Too many '('")); | |
2372 parno = regnpar++; | |
2373 } | |
4686
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2374 #ifdef FEAT_SYN_HL |
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2375 else if (paren == REG_ZPAREN) |
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2376 { |
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|
2377 /* Make a ZOPEN node. */ |
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|
2378 if (regnzpar >= NSUBEXP) |
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|
2379 EMSG_RET_FAIL(_("E879: (NFA regexp) Too many \\z(")); |
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|
2380 parno = regnzpar++; |
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|
2381 } |
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2382 #endif |
4444 | 2383 |
2384 if (nfa_regbranch() == FAIL) | |
2385 return FAIL; /* cascaded error */ | |
2386 | |
2387 while (peekchr() == Magic('|')) | |
2388 { | |
2389 skipchr(); | |
2390 if (nfa_regbranch() == FAIL) | |
2391 return FAIL; /* cascaded error */ | |
2392 EMIT(NFA_OR); | |
2393 } | |
2394 | |
2395 /* Check for proper termination. */ | |
2396 if (paren != REG_NOPAREN && getchr() != Magic(')')) | |
2397 { | |
2398 if (paren == REG_NPAREN) | |
2399 EMSG2_RET_FAIL(_(e_unmatchedpp), reg_magic == MAGIC_ALL); | |
2400 else | |
2401 EMSG2_RET_FAIL(_(e_unmatchedp), reg_magic == MAGIC_ALL); | |
2402 } | |
2403 else if (paren == REG_NOPAREN && peekchr() != NUL) | |
2404 { | |
2405 if (peekchr() == Magic(')')) | |
2406 EMSG2_RET_FAIL(_(e_unmatchedpar), reg_magic == MAGIC_ALL); | |
2407 else | |
2408 EMSG_RET_FAIL(_("E873: (NFA regexp) proper termination error")); | |
2409 } | |
2410 /* | |
2411 * Here we set the flag allowing back references to this set of | |
2412 * parentheses. | |
2413 */ | |
2414 if (paren == REG_PAREN) | |
2415 { | |
2416 had_endbrace[parno] = TRUE; /* have seen the close paren */ | |
2417 EMIT(NFA_MOPEN + parno); | |
2418 } | |
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2419 #ifdef FEAT_SYN_HL |
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2420 else if (paren == REG_ZPAREN) |
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2421 EMIT(NFA_ZOPEN + parno); |
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2422 #endif |
4444 | 2423 |
2424 return OK; | |
2425 } | |
2426 | |
2427 #ifdef DEBUG | |
2428 static char_u code[50]; | |
2429 | |
2430 static void | |
7833
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diff
changeset
|
2431 nfa_set_code(int c) |
4444 | 2432 { |
2433 int addnl = FALSE; | |
2434 | |
2435 if (c >= NFA_FIRST_NL && c <= NFA_LAST_NL) | |
2436 { | |
2437 addnl = TRUE; | |
5296 | 2438 c -= NFA_ADD_NL; |
4444 | 2439 } |
2440 | |
2441 STRCPY(code, ""); | |
2442 switch (c) | |
2443 { | |
2444 case NFA_MATCH: STRCPY(code, "NFA_MATCH "); break; | |
2445 case NFA_SPLIT: STRCPY(code, "NFA_SPLIT "); break; | |
2446 case NFA_CONCAT: STRCPY(code, "NFA_CONCAT "); break; | |
2447 case NFA_NEWL: STRCPY(code, "NFA_NEWL "); break; | |
2448 case NFA_ZSTART: STRCPY(code, "NFA_ZSTART"); break; | |
2449 case NFA_ZEND: STRCPY(code, "NFA_ZEND"); break; | |
2450 | |
4571
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2451 case NFA_BACKREF1: STRCPY(code, "NFA_BACKREF1"); break; |
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2452 case NFA_BACKREF2: STRCPY(code, "NFA_BACKREF2"); break; |
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2453 case NFA_BACKREF3: STRCPY(code, "NFA_BACKREF3"); break; |
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2454 case NFA_BACKREF4: STRCPY(code, "NFA_BACKREF4"); break; |
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|
2455 case NFA_BACKREF5: STRCPY(code, "NFA_BACKREF5"); break; |
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2456 case NFA_BACKREF6: STRCPY(code, "NFA_BACKREF6"); break; |
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2457 case NFA_BACKREF7: STRCPY(code, "NFA_BACKREF7"); break; |
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|
2458 case NFA_BACKREF8: STRCPY(code, "NFA_BACKREF8"); break; |
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2459 case NFA_BACKREF9: STRCPY(code, "NFA_BACKREF9"); break; |
4686
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2460 #ifdef FEAT_SYN_HL |
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2461 case NFA_ZREF1: STRCPY(code, "NFA_ZREF1"); break; |
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2462 case NFA_ZREF2: STRCPY(code, "NFA_ZREF2"); break; |
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2463 case NFA_ZREF3: STRCPY(code, "NFA_ZREF3"); break; |
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2464 case NFA_ZREF4: STRCPY(code, "NFA_ZREF4"); break; |
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2465 case NFA_ZREF5: STRCPY(code, "NFA_ZREF5"); break; |
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2466 case NFA_ZREF6: STRCPY(code, "NFA_ZREF6"); break; |
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2467 case NFA_ZREF7: STRCPY(code, "NFA_ZREF7"); break; |
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2468 case NFA_ZREF8: STRCPY(code, "NFA_ZREF8"); break; |
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2469 case NFA_ZREF9: STRCPY(code, "NFA_ZREF9"); break; |
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2470 #endif |
4571
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2471 case NFA_SKIP: STRCPY(code, "NFA_SKIP"); break; |
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2472 |
4444 | 2473 case NFA_PREV_ATOM_NO_WIDTH: |
2474 STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH"); break; | |
4583
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2475 case NFA_PREV_ATOM_NO_WIDTH_NEG: |
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|
2476 STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH_NEG"); break; |
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|
2477 case NFA_PREV_ATOM_JUST_BEFORE: |
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|
2478 STRCPY(code, "NFA_PREV_ATOM_JUST_BEFORE"); break; |
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2479 case NFA_PREV_ATOM_JUST_BEFORE_NEG: |
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|
2480 STRCPY(code, "NFA_PREV_ATOM_JUST_BEFORE_NEG"); break; |
4750
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2481 case NFA_PREV_ATOM_LIKE_PATTERN: |
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|
2482 STRCPY(code, "NFA_PREV_ATOM_LIKE_PATTERN"); break; |
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2483 |
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2484 case NFA_NOPEN: STRCPY(code, "NFA_NOPEN"); break; |
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2485 case NFA_NCLOSE: STRCPY(code, "NFA_NCLOSE"); break; |
4444 | 2486 case NFA_START_INVISIBLE: STRCPY(code, "NFA_START_INVISIBLE"); break; |
4845
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2487 case NFA_START_INVISIBLE_FIRST: |
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|
2488 STRCPY(code, "NFA_START_INVISIBLE_FIRST"); break; |
4785
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2489 case NFA_START_INVISIBLE_NEG: |
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|
2490 STRCPY(code, "NFA_START_INVISIBLE_NEG"); break; |
4845
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2491 case NFA_START_INVISIBLE_NEG_FIRST: |
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4837
diff
changeset
|
2492 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
|
2493 case NFA_START_INVISIBLE_BEFORE: |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2494 STRCPY(code, "NFA_START_INVISIBLE_BEFORE"); break; |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2495 case NFA_START_INVISIBLE_BEFORE_FIRST: |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2496 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
|
2497 case NFA_START_INVISIBLE_BEFORE_NEG: |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
2498 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
|
2499 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2500 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
|
2501 case NFA_START_PATTERN: STRCPY(code, "NFA_START_PATTERN"); break; |
4444 | 2502 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
|
2503 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
|
2504 case NFA_END_PATTERN: STRCPY(code, "NFA_END_PATTERN"); break; |
4444 | 2505 |
2506 case NFA_COMPOSING: STRCPY(code, "NFA_COMPOSING"); break; | |
2507 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
|
2508 case NFA_OPT_CHARS: STRCPY(code, "NFA_OPT_CHARS"); break; |
4444 | 2509 |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2510 case NFA_MOPEN: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2511 case NFA_MOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2512 case NFA_MOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2513 case NFA_MOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2514 case NFA_MOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2515 case NFA_MOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2516 case NFA_MOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2517 case NFA_MOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2518 case NFA_MOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2519 case NFA_MOPEN9: |
4444 | 2520 STRCPY(code, "NFA_MOPEN(x)"); |
2521 code[10] = c - NFA_MOPEN + '0'; | |
2522 break; | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2523 case NFA_MCLOSE: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2524 case NFA_MCLOSE1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2525 case NFA_MCLOSE2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2526 case NFA_MCLOSE3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2527 case NFA_MCLOSE4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2528 case NFA_MCLOSE5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2529 case NFA_MCLOSE6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2530 case NFA_MCLOSE7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2531 case NFA_MCLOSE8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2532 case NFA_MCLOSE9: |
4444 | 2533 STRCPY(code, "NFA_MCLOSE(x)"); |
2534 code[11] = c - NFA_MCLOSE + '0'; | |
2535 break; | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2536 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2537 case NFA_ZOPEN: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2538 case NFA_ZOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2539 case NFA_ZOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2540 case NFA_ZOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2541 case NFA_ZOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2542 case NFA_ZOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2543 case NFA_ZOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2544 case NFA_ZOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2545 case NFA_ZOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2546 case NFA_ZOPEN9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2547 STRCPY(code, "NFA_ZOPEN(x)"); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2548 code[10] = c - NFA_ZOPEN + '0'; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2549 break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2550 case NFA_ZCLOSE: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2551 case NFA_ZCLOSE1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2552 case NFA_ZCLOSE2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2553 case NFA_ZCLOSE3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2554 case NFA_ZCLOSE4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2555 case NFA_ZCLOSE5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2556 case NFA_ZCLOSE6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2557 case NFA_ZCLOSE7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2558 case NFA_ZCLOSE8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2559 case NFA_ZCLOSE9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2560 STRCPY(code, "NFA_ZCLOSE(x)"); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2561 code[11] = c - NFA_ZCLOSE + '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 #endif |
4444 | 2564 case NFA_EOL: STRCPY(code, "NFA_EOL "); break; |
2565 case NFA_BOL: STRCPY(code, "NFA_BOL "); break; | |
2566 case NFA_EOW: STRCPY(code, "NFA_EOW "); break; | |
2567 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
|
2568 case NFA_EOF: STRCPY(code, "NFA_EOF "); break; |
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
2569 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
|
2570 case NFA_LNUM: STRCPY(code, "NFA_LNUM "); break; |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2571 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
|
2572 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
|
2573 case NFA_COL: STRCPY(code, "NFA_COL "); break; |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2574 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
|
2575 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
|
2576 case NFA_VCOL: STRCPY(code, "NFA_VCOL "); break; |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2577 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
|
2578 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
|
2579 case NFA_MARK: STRCPY(code, "NFA_MARK "); break; |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2580 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
|
2581 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
|
2582 case NFA_CURSOR: STRCPY(code, "NFA_CURSOR "); break; |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2583 case NFA_VISUAL: STRCPY(code, "NFA_VISUAL "); break; |
5901 | 2584 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
|
2585 |
4444 | 2586 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
|
2587 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
|
2588 case NFA_QUEST: STRCPY(code, "NFA_QUEST"); break; |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
2589 case NFA_QUEST_NONGREEDY: STRCPY(code, "NFA_QUEST_NON_GREEDY"); break; |
5370 | 2590 case NFA_EMPTY: STRCPY(code, "NFA_EMPTY"); break; |
4444 | 2591 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
|
2592 |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
2593 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
|
2594 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
|
2595 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
|
2596 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
|
2597 case NFA_RANGE: STRCPY(code, "NFA_RANGE"); break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
2598 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
|
2599 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
|
2600 |
4444 | 2601 case NFA_CLASS_ALNUM: STRCPY(code, "NFA_CLASS_ALNUM"); break; |
2602 case NFA_CLASS_ALPHA: STRCPY(code, "NFA_CLASS_ALPHA"); break; | |
2603 case NFA_CLASS_BLANK: STRCPY(code, "NFA_CLASS_BLANK"); break; | |
2604 case NFA_CLASS_CNTRL: STRCPY(code, "NFA_CLASS_CNTRL"); break; | |
2605 case NFA_CLASS_DIGIT: STRCPY(code, "NFA_CLASS_DIGIT"); break; | |
2606 case NFA_CLASS_GRAPH: STRCPY(code, "NFA_CLASS_GRAPH"); break; | |
2607 case NFA_CLASS_LOWER: STRCPY(code, "NFA_CLASS_LOWER"); break; | |
2608 case NFA_CLASS_PRINT: STRCPY(code, "NFA_CLASS_PRINT"); break; | |
2609 case NFA_CLASS_PUNCT: STRCPY(code, "NFA_CLASS_PUNCT"); break; | |
2610 case NFA_CLASS_SPACE: STRCPY(code, "NFA_CLASS_SPACE"); break; | |
2611 case NFA_CLASS_UPPER: STRCPY(code, "NFA_CLASS_UPPER"); break; | |
2612 case NFA_CLASS_XDIGIT: STRCPY(code, "NFA_CLASS_XDIGIT"); break; | |
2613 case NFA_CLASS_TAB: STRCPY(code, "NFA_CLASS_TAB"); break; | |
2614 case NFA_CLASS_RETURN: STRCPY(code, "NFA_CLASS_RETURN"); break; | |
2615 case NFA_CLASS_BACKSPACE: STRCPY(code, "NFA_CLASS_BACKSPACE"); break; | |
2616 case NFA_CLASS_ESCAPE: STRCPY(code, "NFA_CLASS_ESCAPE"); break; | |
2617 | |
2618 case NFA_ANY: STRCPY(code, "NFA_ANY"); break; | |
2619 case NFA_IDENT: STRCPY(code, "NFA_IDENT"); break; | |
2620 case NFA_SIDENT:STRCPY(code, "NFA_SIDENT"); break; | |
2621 case NFA_KWORD: STRCPY(code, "NFA_KWORD"); break; | |
2622 case NFA_SKWORD:STRCPY(code, "NFA_SKWORD"); break; | |
2623 case NFA_FNAME: STRCPY(code, "NFA_FNAME"); break; | |
2624 case NFA_SFNAME:STRCPY(code, "NFA_SFNAME"); break; | |
2625 case NFA_PRINT: STRCPY(code, "NFA_PRINT"); break; | |
2626 case NFA_SPRINT:STRCPY(code, "NFA_SPRINT"); break; | |
2627 case NFA_WHITE: STRCPY(code, "NFA_WHITE"); break; | |
2628 case NFA_NWHITE:STRCPY(code, "NFA_NWHITE"); break; | |
2629 case NFA_DIGIT: STRCPY(code, "NFA_DIGIT"); break; | |
2630 case NFA_NDIGIT:STRCPY(code, "NFA_NDIGIT"); break; | |
2631 case NFA_HEX: STRCPY(code, "NFA_HEX"); break; | |
2632 case NFA_NHEX: STRCPY(code, "NFA_NHEX"); break; | |
2633 case NFA_OCTAL: STRCPY(code, "NFA_OCTAL"); break; | |
2634 case NFA_NOCTAL:STRCPY(code, "NFA_NOCTAL"); break; | |
2635 case NFA_WORD: STRCPY(code, "NFA_WORD"); break; | |
2636 case NFA_NWORD: STRCPY(code, "NFA_NWORD"); break; | |
2637 case NFA_HEAD: STRCPY(code, "NFA_HEAD"); break; | |
2638 case NFA_NHEAD: STRCPY(code, "NFA_NHEAD"); break; | |
2639 case NFA_ALPHA: STRCPY(code, "NFA_ALPHA"); break; | |
2640 case NFA_NALPHA:STRCPY(code, "NFA_NALPHA"); break; | |
2641 case NFA_LOWER: STRCPY(code, "NFA_LOWER"); break; | |
2642 case NFA_NLOWER:STRCPY(code, "NFA_NLOWER"); break; | |
2643 case NFA_UPPER: STRCPY(code, "NFA_UPPER"); break; | |
2644 case NFA_NUPPER:STRCPY(code, "NFA_NUPPER"); break; | |
5296 | 2645 case NFA_LOWER_IC: STRCPY(code, "NFA_LOWER_IC"); break; |
2646 case NFA_NLOWER_IC: STRCPY(code, "NFA_NLOWER_IC"); break; | |
2647 case NFA_UPPER_IC: STRCPY(code, "NFA_UPPER_IC"); break; | |
2648 case NFA_NUPPER_IC: STRCPY(code, "NFA_NUPPER_IC"); break; | |
4444 | 2649 |
2650 default: | |
2651 STRCPY(code, "CHAR(x)"); | |
2652 code[5] = c; | |
2653 } | |
2654 | |
2655 if (addnl == TRUE) | |
2656 STRCAT(code, " + NEWLINE "); | |
2657 | |
2658 } | |
2659 | |
2660 #ifdef ENABLE_LOG | |
2661 static FILE *log_fd; | |
2662 | |
2663 /* | |
2664 * Print the postfix notation of the current regexp. | |
2665 */ | |
2666 static void | |
7833
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2667 nfa_postfix_dump(char_u *expr, int retval) |
4444 | 2668 { |
2669 int *p; | |
2670 FILE *f; | |
2671 | |
4531
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diff
changeset
|
2672 f = fopen(NFA_REGEXP_DUMP_LOG, "a"); |
4444 | 2673 if (f != NULL) |
2674 { | |
2675 fprintf(f, "\n-------------------------\n"); | |
2676 if (retval == FAIL) | |
2677 fprintf(f, ">>> NFA engine failed ... \n"); | |
2678 else if (retval == OK) | |
2679 fprintf(f, ">>> NFA engine succeeded !\n"); | |
2680 fprintf(f, "Regexp: \"%s\"\nPostfix notation (char): \"", expr); | |
5255
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diff
changeset
|
2681 for (p = post_start; *p && p < post_ptr; p++) |
4444 | 2682 { |
2683 nfa_set_code(*p); | |
2684 fprintf(f, "%s, ", code); | |
2685 } | |
2686 fprintf(f, "\"\nPostfix notation (int): "); | |
5255
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parents:
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diff
changeset
|
2687 for (p = post_start; *p && p < post_ptr; p++) |
4444 | 2688 fprintf(f, "%d ", *p); |
2689 fprintf(f, "\n\n"); | |
2690 fclose(f); | |
2691 } | |
2692 } | |
2693 | |
2694 /* | |
2695 * Print the NFA starting with a root node "state". | |
2696 */ | |
2697 static void | |
7833
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2698 nfa_print_state(FILE *debugf, nfa_state_T *state) |
4444 | 2699 { |
4533
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|
2700 garray_T indent; |
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|
2701 |
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|
2702 ga_init2(&indent, 1, 64); |
6a2005efa02b
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|
2703 ga_append(&indent, '\0'); |
6a2005efa02b
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diff
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|
2704 nfa_print_state2(debugf, state, &indent); |
6a2005efa02b
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|
2705 ga_clear(&indent); |
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|
2706 } |
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|
2707 |
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|
2708 static void |
7833
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2709 nfa_print_state2(FILE *debugf, nfa_state_T *state, garray_T *indent) |
4533
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|
2710 { |
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changeset
|
2711 char_u *p; |
4444 | 2712 |
2713 if (state == NULL) | |
2714 return; | |
2715 | |
2716 fprintf(debugf, "(%2d)", abs(state->id)); | |
4533
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|
2717 |
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|
2718 /* Output indent */ |
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diff
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|
2719 p = (char_u *)indent->ga_data; |
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diff
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|
2720 if (indent->ga_len >= 3) |
6a2005efa02b
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|
2721 { |
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|
2722 int last = indent->ga_len - 3; |
6a2005efa02b
updated for version 7.3.1014
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|
2723 char_u save[2]; |
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|
2724 |
6a2005efa02b
updated for version 7.3.1014
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diff
changeset
|
2725 STRNCPY(save, &p[last], 2); |
6a2005efa02b
updated for version 7.3.1014
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parents:
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diff
changeset
|
2726 STRNCPY(&p[last], "+-", 2); |
6a2005efa02b
updated for version 7.3.1014
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parents:
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diff
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|
2727 fprintf(debugf, " %s", p); |
6a2005efa02b
updated for version 7.3.1014
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parents:
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diff
changeset
|
2728 STRNCPY(&p[last], save, 2); |
6a2005efa02b
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diff
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|
2729 } |
6a2005efa02b
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diff
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|
2730 else |
6a2005efa02b
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diff
changeset
|
2731 fprintf(debugf, " %s", p); |
4444 | 2732 |
2733 nfa_set_code(state->c); | |
4785
3b5a023a4543
updated for version 7.3.1139
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parents:
4783
diff
changeset
|
2734 fprintf(debugf, "%s (%d) (id=%d) val=%d\n", |
4781
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diff
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|
2735 code, |
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|
2736 state->c, |
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|
2737 abs(state->id), |
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parents:
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diff
changeset
|
2738 state->val); |
4444 | 2739 if (state->id < 0) |
2740 return; | |
2741 | |
2742 state->id = abs(state->id) * -1; | |
4533
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|
2743 |
6a2005efa02b
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|
2744 /* grow indent for state->out */ |
6a2005efa02b
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diff
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|
2745 indent->ga_len -= 1; |
6a2005efa02b
updated for version 7.3.1014
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parents:
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diff
changeset
|
2746 if (state->out1) |
4537
5cc98a5898cf
updated for version 7.3.1016
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4535
diff
changeset
|
2747 ga_concat(indent, (char_u *)"| "); |
4533
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diff
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|
2748 else |
4537
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diff
changeset
|
2749 ga_concat(indent, (char_u *)" "); |
4533
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|
2750 ga_append(indent, '\0'); |
6a2005efa02b
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|
2751 |
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|
2752 nfa_print_state2(debugf, state->out, indent); |
6a2005efa02b
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|
2753 |
6a2005efa02b
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|
2754 /* replace last part of indent for state->out1 */ |
6a2005efa02b
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diff
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|
2755 indent->ga_len -= 3; |
4537
5cc98a5898cf
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diff
changeset
|
2756 ga_concat(indent, (char_u *)" "); |
4533
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diff
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|
2757 ga_append(indent, '\0'); |
6a2005efa02b
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diff
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|
2758 |
6a2005efa02b
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diff
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|
2759 nfa_print_state2(debugf, state->out1, indent); |
6a2005efa02b
updated for version 7.3.1014
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|
2760 |
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diff
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|
2761 /* shrink indent */ |
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diff
changeset
|
2762 indent->ga_len -= 3; |
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parents:
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diff
changeset
|
2763 ga_append(indent, '\0'); |
4444 | 2764 } |
2765 | |
2766 /* | |
2767 * Print the NFA state machine. | |
2768 */ | |
2769 static void | |
7833
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2770 nfa_dump(nfa_regprog_T *prog) |
4444 | 2771 { |
4531
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parents:
4529
diff
changeset
|
2772 FILE *debugf = fopen(NFA_REGEXP_DUMP_LOG, "a"); |
4444 | 2773 |
2774 if (debugf != NULL) | |
2775 { | |
4533
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diff
changeset
|
2776 nfa_print_state(debugf, prog->start); |
4772
03375ccf28a2
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diff
changeset
|
2777 |
4805
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
2778 if (prog->reganch) |
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
2779 fprintf(debugf, "reganch: %d\n", prog->reganch); |
66803af09906
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diff
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|
2780 if (prog->regstart != NUL) |
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diff
changeset
|
2781 fprintf(debugf, "regstart: %c (decimal: %d)\n", |
66803af09906
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diff
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|
2782 prog->regstart, prog->regstart); |
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diff
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|
2783 if (prog->match_text != NULL) |
66803af09906
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diff
changeset
|
2784 fprintf(debugf, "match_text: \"%s\"\n", prog->match_text); |
4772
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diff
changeset
|
2785 |
4444 | 2786 fclose(debugf); |
2787 } | |
2788 } | |
2789 #endif /* ENABLE_LOG */ | |
2790 #endif /* DEBUG */ | |
2791 | |
2792 /* | |
2793 * Parse r.e. @expr and convert it into postfix form. | |
2794 * Return the postfix string on success, NULL otherwise. | |
2795 */ | |
2796 static int * | |
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Christian Brabandt <cb@256bit.org>
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diff
changeset
|
2797 re2post(void) |
4444 | 2798 { |
2799 if (nfa_reg(REG_NOPAREN) == FAIL) | |
2800 return NULL; | |
2801 EMIT(NFA_MOPEN); | |
2802 return post_start; | |
2803 } | |
2804 | |
2805 /* NB. Some of the code below is inspired by Russ's. */ | |
2806 | |
2807 /* | |
2808 * Represents an NFA state plus zero or one or two arrows exiting. | |
2809 * if c == MATCH, no arrows out; matching state. | |
2810 * If c == SPLIT, unlabeled arrows to out and out1 (if != NULL). | |
2811 * If c < 256, labeled arrow with character c to out. | |
2812 */ | |
2813 | |
2814 static nfa_state_T *state_ptr; /* points to nfa_prog->state */ | |
2815 | |
2816 /* | |
2817 * Allocate and initialize nfa_state_T. | |
2818 */ | |
2819 static nfa_state_T * | |
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7805
diff
changeset
|
2820 alloc_state(int c, nfa_state_T *out, nfa_state_T *out1) |
4444 | 2821 { |
2822 nfa_state_T *s; | |
2823 | |
2824 if (istate >= nstate) | |
2825 return NULL; | |
2826 | |
2827 s = &state_ptr[istate++]; | |
2828 | |
2829 s->c = c; | |
2830 s->out = out; | |
2831 s->out1 = out1; | |
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|
2832 s->val = 0; |
4444 | 2833 |
2834 s->id = istate; | |
4718
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diff
changeset
|
2835 s->lastlist[0] = 0; |
ec72bb4a0fc2
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diff
changeset
|
2836 s->lastlist[1] = 0; |
4444 | 2837 |
2838 return s; | |
2839 } | |
2840 | |
2841 /* | |
2842 * A partially built NFA without the matching state filled in. | |
2843 * Frag_T.start points at the start state. | |
2844 * Frag_T.out is a list of places that need to be set to the | |
2845 * next state for this fragment. | |
2846 */ | |
4555
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|
2847 |
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diff
changeset
|
2848 /* Since the out pointers in the list are always |
b2946c06d1b6
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diff
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|
2849 * uninitialized, we use the pointers themselves |
b2946c06d1b6
updated for version 7.3.1025
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4553
diff
changeset
|
2850 * as storage for the Ptrlists. */ |
4444 | 2851 typedef union Ptrlist Ptrlist; |
4555
b2946c06d1b6
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diff
changeset
|
2852 union Ptrlist |
b2946c06d1b6
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diff
changeset
|
2853 { |
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changeset
|
2854 Ptrlist *next; |
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diff
changeset
|
2855 nfa_state_T *s; |
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diff
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|
2856 }; |
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|
2857 |
4444 | 2858 struct Frag |
2859 { | |
4555
b2946c06d1b6
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diff
changeset
|
2860 nfa_state_T *start; |
4444 | 2861 Ptrlist *out; |
2862 }; | |
2863 typedef struct Frag Frag_T; | |
2864 | |
7805
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7258
diff
changeset
|
2865 static Frag_T frag(nfa_state_T *start, Ptrlist *out); |
0b6c37dd858d
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diff
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|
2866 static Ptrlist *list1(nfa_state_T **outp); |
0b6c37dd858d
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diff
changeset
|
2867 static void patch(Ptrlist *l, nfa_state_T *s); |
0b6c37dd858d
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parents:
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diff
changeset
|
2868 static Ptrlist *append(Ptrlist *l1, Ptrlist *l2); |
0b6c37dd858d
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diff
changeset
|
2869 static void st_push(Frag_T s, Frag_T **p, Frag_T *stack_end); |
0b6c37dd858d
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diff
changeset
|
2870 static Frag_T st_pop(Frag_T **p, Frag_T *stack); |
4444 | 2871 |
2872 /* | |
4456 | 2873 * Initialize a Frag_T struct and return it. |
4444 | 2874 */ |
2875 static Frag_T | |
7833
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diff
changeset
|
2876 frag(nfa_state_T *start, Ptrlist *out) |
4444 | 2877 { |
4456 | 2878 Frag_T n; |
2879 | |
2880 n.start = start; | |
2881 n.out = out; | |
4444 | 2882 return n; |
2883 } | |
2884 | |
2885 /* | |
2886 * Create singleton list containing just outp. | |
2887 */ | |
2888 static Ptrlist * | |
7833
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diff
changeset
|
2889 list1( |
c079097365f3
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diff
changeset
|
2890 nfa_state_T **outp) |
4444 | 2891 { |
2892 Ptrlist *l; | |
2893 | |
2894 l = (Ptrlist *)outp; | |
2895 l->next = NULL; | |
2896 return l; | |
2897 } | |
2898 | |
2899 /* | |
2900 * Patch the list of states at out to point to start. | |
2901 */ | |
2902 static void | |
7833
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diff
changeset
|
2903 patch(Ptrlist *l, nfa_state_T *s) |
4444 | 2904 { |
2905 Ptrlist *next; | |
2906 | |
2907 for (; l; l = next) | |
2908 { | |
2909 next = l->next; | |
2910 l->s = s; | |
2911 } | |
2912 } | |
2913 | |
2914 | |
2915 /* | |
2916 * Join the two lists l1 and l2, returning the combination. | |
2917 */ | |
2918 static Ptrlist * | |
7833
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diff
changeset
|
2919 append(Ptrlist *l1, Ptrlist *l2) |
4444 | 2920 { |
2921 Ptrlist *oldl1; | |
2922 | |
2923 oldl1 = l1; | |
2924 while (l1->next) | |
2925 l1 = l1->next; | |
2926 l1->next = l2; | |
2927 return oldl1; | |
2928 } | |
2929 | |
2930 /* | |
2931 * Stack used for transforming postfix form into NFA. | |
2932 */ | |
2933 static Frag_T empty; | |
2934 | |
2935 static void | |
7833
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diff
changeset
|
2936 st_error(int *postfix UNUSED, int *end UNUSED, int *p UNUSED) |
4444 | 2937 { |
4531
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2938 #ifdef NFA_REGEXP_ERROR_LOG |
4444 | 2939 FILE *df; |
2940 int *p2; | |
2941 | |
4531
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2942 df = fopen(NFA_REGEXP_ERROR_LOG, "a"); |
4444 | 2943 if (df) |
2944 { | |
2945 fprintf(df, "Error popping the stack!\n"); | |
2946 #ifdef DEBUG | |
2947 fprintf(df, "Current regexp is \"%s\"\n", nfa_regengine.expr); | |
2948 #endif | |
2949 fprintf(df, "Postfix form is: "); | |
2950 #ifdef DEBUG | |
2951 for (p2 = postfix; p2 < end; p2++) | |
2952 { | |
2953 nfa_set_code(*p2); | |
2954 fprintf(df, "%s, ", code); | |
2955 } | |
2956 nfa_set_code(*p); | |
2957 fprintf(df, "\nCurrent position is: "); | |
2958 for (p2 = postfix; p2 <= p; p2 ++) | |
2959 { | |
2960 nfa_set_code(*p2); | |
2961 fprintf(df, "%s, ", code); | |
2962 } | |
2963 #else | |
2964 for (p2 = postfix; p2 < end; p2++) | |
2965 { | |
2966 fprintf(df, "%d, ", *p2); | |
2967 } | |
2968 fprintf(df, "\nCurrent position is: "); | |
2969 for (p2 = postfix; p2 <= p; p2 ++) | |
2970 { | |
2971 fprintf(df, "%d, ", *p2); | |
2972 } | |
2973 #endif | |
2974 fprintf(df, "\n--------------------------\n"); | |
2975 fclose(df); | |
2976 } | |
4531
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2977 #endif |
4444 | 2978 EMSG(_("E874: (NFA) Could not pop the stack !")); |
2979 } | |
2980 | |
2981 /* | |
2982 * Push an item onto the stack. | |
2983 */ | |
2984 static void | |
7833
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diff
changeset
|
2985 st_push(Frag_T s, Frag_T **p, Frag_T *stack_end) |
4444 | 2986 { |
2987 Frag_T *stackp = *p; | |
2988 | |
2989 if (stackp >= stack_end) | |
2990 return; | |
2991 *stackp = s; | |
2992 *p = *p + 1; | |
2993 } | |
2994 | |
2995 /* | |
2996 * Pop an item from the stack. | |
2997 */ | |
2998 static Frag_T | |
7833
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changeset
|
2999 st_pop(Frag_T **p, Frag_T *stack) |
4444 | 3000 { |
3001 Frag_T *stackp; | |
3002 | |
3003 *p = *p - 1; | |
3004 stackp = *p; | |
3005 if (stackp < stack) | |
3006 return empty; | |
3007 return **p; | |
3008 } | |
3009 | |
3010 /* | |
4807
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3011 * Estimate the maximum byte length of anything matching "state". |
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3012 * When unknown or unlimited return -1. |
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3013 */ |
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3014 static int |
7833
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|
3015 nfa_max_width(nfa_state_T *startstate, int depth) |
4807
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3016 { |
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3017 int l, r; |
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3018 nfa_state_T *state = startstate; |
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3019 int len = 0; |
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3020 |
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3021 /* detect looping in a NFA_SPLIT */ |
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3022 if (depth > 4) |
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3023 return -1; |
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3024 |
4958
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|
3025 while (state != NULL) |
4807
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|
3026 { |
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3027 switch (state->c) |
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3028 { |
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3029 case NFA_END_INVISIBLE: |
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3030 case NFA_END_INVISIBLE_NEG: |
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3031 /* the end, return what we have */ |
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3032 return len; |
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3033 |
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3034 case NFA_SPLIT: |
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|
3035 /* two alternatives, use the maximum */ |
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|
3036 l = nfa_max_width(state->out, depth + 1); |
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3037 r = nfa_max_width(state->out1, depth + 1); |
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3038 if (l < 0 || r < 0) |
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3039 return -1; |
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|
3040 return len + (l > r ? l : r); |
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3041 |
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3042 case NFA_ANY: |
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3043 case NFA_START_COLL: |
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3044 case NFA_START_NEG_COLL: |
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|
3045 /* matches some character, including composing chars */ |
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|
3046 #ifdef FEAT_MBYTE |
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3047 if (enc_utf8) |
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3048 len += MB_MAXBYTES; |
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3049 else if (has_mbyte) |
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|
3050 len += 2; |
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3051 else |
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3052 #endif |
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3053 ++len; |
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3054 if (state->c != NFA_ANY) |
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|
3055 { |
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|
3056 /* skip over the characters */ |
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3057 state = state->out1->out; |
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3058 continue; |
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3059 } |
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|
3060 break; |
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|
3061 |
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3062 case NFA_DIGIT: |
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3063 case NFA_WHITE: |
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3064 case NFA_HEX: |
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3065 case NFA_OCTAL: |
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|
3066 /* ascii */ |
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|
3067 ++len; |
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|
3068 break; |
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|
3069 |
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|
3070 case NFA_IDENT: |
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|
3071 case NFA_SIDENT: |
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|
3072 case NFA_KWORD: |
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|
3073 case NFA_SKWORD: |
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|
3074 case NFA_FNAME: |
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|
3075 case NFA_SFNAME: |
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|
3076 case NFA_PRINT: |
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|
3077 case NFA_SPRINT: |
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|
3078 case NFA_NWHITE: |
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|
3079 case NFA_NDIGIT: |
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|
3080 case NFA_NHEX: |
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|
3081 case NFA_NOCTAL: |
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|
3082 case NFA_WORD: |
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|
3083 case NFA_NWORD: |
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|
3084 case NFA_HEAD: |
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|
3085 case NFA_NHEAD: |
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|
3086 case NFA_ALPHA: |
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|
3087 case NFA_NALPHA: |
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|
3088 case NFA_LOWER: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3089 case NFA_NLOWER: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3090 case NFA_UPPER: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3091 case NFA_NUPPER: |
5296 | 3092 case NFA_LOWER_IC: |
3093 case NFA_NLOWER_IC: | |
3094 case NFA_UPPER_IC: | |
3095 case NFA_NUPPER_IC: | |
5901 | 3096 case NFA_ANY_COMPOSING: |
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3097 /* possibly non-ascii */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3098 #ifdef FEAT_MBYTE |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3099 if (has_mbyte) |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3100 len += 3; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3101 else |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3102 #endif |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3103 ++len; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3104 break; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3105 |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3106 case NFA_START_INVISIBLE: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3107 case NFA_START_INVISIBLE_NEG: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3108 case NFA_START_INVISIBLE_BEFORE: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3109 case NFA_START_INVISIBLE_BEFORE_NEG: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3110 /* zero-width, out1 points to the END state */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3111 state = state->out1->out; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3112 continue; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3113 |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3114 case NFA_BACKREF1: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3115 case NFA_BACKREF2: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3116 case NFA_BACKREF3: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3117 case NFA_BACKREF4: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3118 case NFA_BACKREF5: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3119 case NFA_BACKREF6: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3120 case NFA_BACKREF7: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3121 case NFA_BACKREF8: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3122 case NFA_BACKREF9: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3123 #ifdef FEAT_SYN_HL |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3124 case NFA_ZREF1: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3125 case NFA_ZREF2: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3126 case NFA_ZREF3: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3127 case NFA_ZREF4: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3128 case NFA_ZREF5: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3129 case NFA_ZREF6: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3130 case NFA_ZREF7: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3131 case NFA_ZREF8: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3132 case NFA_ZREF9: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3133 #endif |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3134 case NFA_NEWL: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3135 case NFA_SKIP: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3136 /* unknown width */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3137 return -1; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3138 |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3139 case NFA_BOL: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3140 case NFA_EOL: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3141 case NFA_BOF: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3142 case NFA_EOF: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3143 case NFA_BOW: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3144 case NFA_EOW: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3145 case NFA_MOPEN: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3146 case NFA_MOPEN1: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3147 case NFA_MOPEN2: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3148 case NFA_MOPEN3: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3149 case NFA_MOPEN4: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3150 case NFA_MOPEN5: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3151 case NFA_MOPEN6: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3152 case NFA_MOPEN7: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3153 case NFA_MOPEN8: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3154 case NFA_MOPEN9: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3155 #ifdef FEAT_SYN_HL |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3156 case NFA_ZOPEN: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3157 case NFA_ZOPEN1: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3158 case NFA_ZOPEN2: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3159 case NFA_ZOPEN3: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3160 case NFA_ZOPEN4: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3161 case NFA_ZOPEN5: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3162 case NFA_ZOPEN6: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3163 case NFA_ZOPEN7: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3164 case NFA_ZOPEN8: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3165 case NFA_ZOPEN9: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3166 case NFA_ZCLOSE: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3167 case NFA_ZCLOSE1: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3168 case NFA_ZCLOSE2: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3169 case NFA_ZCLOSE3: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3170 case NFA_ZCLOSE4: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3171 case NFA_ZCLOSE5: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3172 case NFA_ZCLOSE6: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3173 case NFA_ZCLOSE7: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3174 case NFA_ZCLOSE8: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3175 case NFA_ZCLOSE9: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3176 #endif |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3177 case NFA_MCLOSE: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3178 case NFA_MCLOSE1: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3179 case NFA_MCLOSE2: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3180 case NFA_MCLOSE3: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3181 case NFA_MCLOSE4: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3182 case NFA_MCLOSE5: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3183 case NFA_MCLOSE6: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3184 case NFA_MCLOSE7: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3185 case NFA_MCLOSE8: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3186 case NFA_MCLOSE9: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3187 case NFA_NOPEN: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3188 case NFA_NCLOSE: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3189 |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3190 case NFA_LNUM_GT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3191 case NFA_LNUM_LT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3192 case NFA_COL_GT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3193 case NFA_COL_LT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3194 case NFA_VCOL_GT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3195 case NFA_VCOL_LT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3196 case NFA_MARK_GT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3197 case NFA_MARK_LT: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3198 case NFA_VISUAL: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3199 case NFA_LNUM: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3200 case NFA_CURSOR: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3201 case NFA_COL: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3202 case NFA_VCOL: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3203 case NFA_MARK: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3204 |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3205 case NFA_ZSTART: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3206 case NFA_ZEND: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3207 case NFA_OPT_CHARS: |
5370 | 3208 case NFA_EMPTY: |
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3209 case NFA_START_PATTERN: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3210 case NFA_END_PATTERN: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3211 case NFA_COMPOSING: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3212 case NFA_END_COMPOSING: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3213 /* zero-width */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3214 break; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3215 |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3216 default: |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3217 if (state->c < 0) |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3218 /* don't know what this is */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3219 return -1; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3220 /* normal character */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3221 len += MB_CHAR2LEN(state->c); |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3222 break; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3223 } |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3224 |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3225 /* normal way to continue */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3226 state = state->out; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3227 } |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3228 |
4958
0a379dea13c9
updated for version 7.3.1224
Bram Moolenaar <bram@vim.org>
parents:
4944
diff
changeset
|
3229 /* unrecognized, "cannot happen" */ |
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3230 return -1; |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3231 } |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
3232 |
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3233 /* |
4444 | 3234 * Convert a postfix form into its equivalent NFA. |
3235 * Return the NFA start state on success, NULL otherwise. | |
3236 */ | |
3237 static nfa_state_T * | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3238 post2nfa(int *postfix, int *end, int nfa_calc_size) |
4444 | 3239 { |
3240 int *p; | |
3241 int mopen; | |
3242 int mclose; | |
3243 Frag_T *stack = NULL; | |
3244 Frag_T *stackp = NULL; | |
3245 Frag_T *stack_end = NULL; | |
3246 Frag_T e1; | |
3247 Frag_T e2; | |
3248 Frag_T e; | |
3249 nfa_state_T *s; | |
3250 nfa_state_T *s1; | |
3251 nfa_state_T *matchstate; | |
4484 | 3252 nfa_state_T *ret = NULL; |
4444 | 3253 |
3254 if (postfix == NULL) | |
3255 return NULL; | |
3256 | |
4456 | 3257 #define PUSH(s) st_push((s), &stackp, stack_end) |
4444 | 3258 #define POP() st_pop(&stackp, stack); \ |
3259 if (stackp < stack) \ | |
3260 { \ | |
3261 st_error(postfix, end, p); \ | |
6747 | 3262 vim_free(stack); \ |
4444 | 3263 return NULL; \ |
3264 } | |
3265 | |
3266 if (nfa_calc_size == FALSE) | |
3267 { | |
3268 /* 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
|
3269 stack = (Frag_T *)lalloc((nstate + 1) * sizeof(Frag_T), TRUE); |
4444 | 3270 stackp = stack; |
4462 | 3271 stack_end = stack + (nstate + 1); |
4444 | 3272 } |
3273 | |
3274 for (p = postfix; p < end; ++p) | |
3275 { | |
3276 switch (*p) | |
3277 { | |
3278 case NFA_CONCAT: | |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3279 /* Concatenation. |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3280 * 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
|
3281 * (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
|
3282 * to postfix form in re2post(). */ |
4444 | 3283 if (nfa_calc_size == TRUE) |
3284 { | |
4458 | 3285 /* nstate += 0; */ |
4444 | 3286 break; |
3287 } | |
3288 e2 = POP(); | |
3289 e1 = POP(); | |
3290 patch(e1.out, e2.start); | |
3291 PUSH(frag(e1.start, e2.out)); | |
3292 break; | |
3293 | |
3294 case NFA_OR: | |
3295 /* Alternation */ | |
3296 if (nfa_calc_size == TRUE) | |
3297 { | |
4458 | 3298 nstate++; |
4444 | 3299 break; |
3300 } | |
3301 e2 = POP(); | |
3302 e1 = POP(); | |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3303 s = alloc_state(NFA_SPLIT, e1.start, e2.start); |
4444 | 3304 if (s == NULL) |
4484 | 3305 goto theend; |
4444 | 3306 PUSH(frag(s, append(e1.out, e2.out))); |
3307 break; | |
3308 | |
3309 case NFA_STAR: | |
4675
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3310 /* Zero or more, prefer more */ |
4444 | 3311 if (nfa_calc_size == TRUE) |
3312 { | |
4458 | 3313 nstate++; |
4444 | 3314 break; |
3315 } | |
3316 e = POP(); | |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3317 s = alloc_state(NFA_SPLIT, e.start, NULL); |
4444 | 3318 if (s == NULL) |
4484 | 3319 goto theend; |
4444 | 3320 patch(e.out, s); |
3321 PUSH(frag(s, list1(&s->out1))); | |
3322 break; | |
3323 | |
4675
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3324 case NFA_STAR_NONGREEDY: |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3325 /* Zero or more, prefer zero */ |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3326 if (nfa_calc_size == TRUE) |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3327 { |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3328 nstate++; |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3329 break; |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3330 } |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3331 e = POP(); |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3332 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
|
3333 if (s == NULL) |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3334 goto theend; |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3335 patch(e.out, s); |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3336 PUSH(frag(s, list1(&s->out))); |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3337 break; |
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3338 |
4444 | 3339 case NFA_QUEST: |
3340 /* one or zero atoms=> greedy match */ | |
3341 if (nfa_calc_size == TRUE) | |
3342 { | |
4458 | 3343 nstate++; |
4444 | 3344 break; |
3345 } | |
3346 e = POP(); | |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3347 s = alloc_state(NFA_SPLIT, e.start, NULL); |
4444 | 3348 if (s == NULL) |
4484 | 3349 goto theend; |
4444 | 3350 PUSH(frag(s, append(e.out, list1(&s->out1)))); |
3351 break; | |
3352 | |
3353 case NFA_QUEST_NONGREEDY: | |
3354 /* zero or one atoms => non-greedy match */ | |
3355 if (nfa_calc_size == TRUE) | |
3356 { | |
4458 | 3357 nstate++; |
4444 | 3358 break; |
3359 } | |
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, NULL, e.start); |
4444 | 3362 if (s == NULL) |
4484 | 3363 goto theend; |
4444 | 3364 PUSH(frag(s, append(e.out, list1(&s->out)))); |
3365 break; | |
3366 | |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3367 case NFA_END_COLL: |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3368 case NFA_END_NEG_COLL: |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3369 /* 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
|
3370 * 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
|
3371 * add the output to the start. */ |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3372 if (nfa_calc_size == TRUE) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3373 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3374 nstate++; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3375 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3376 } |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3377 e = POP(); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3378 s = alloc_state(NFA_END_COLL, NULL, NULL); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3379 if (s == NULL) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3380 goto theend; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3381 patch(e.out, s); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3382 e.start->out1 = s; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3383 PUSH(frag(e.start, list1(&s->out))); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3384 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3385 |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3386 case NFA_RANGE: |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3387 /* 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
|
3388 * 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
|
3389 if (nfa_calc_size == TRUE) |
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 /* nstate += 0; */ |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3392 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3393 } |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3394 e2 = POP(); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3395 e1 = POP(); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3396 e2.start->val = e2.start->c; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3397 e2.start->c = NFA_RANGE_MAX; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3398 e1.start->val = e1.start->c; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3399 e1.start->c = NFA_RANGE_MIN; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3400 patch(e1.out, e2.start); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3401 PUSH(frag(e1.start, e2.out)); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3402 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3403 |
5370 | 3404 case NFA_EMPTY: |
3405 /* 0-length, used in a repetition with max/min count of 0 */ | |
4444 | 3406 if (nfa_calc_size == TRUE) |
3407 { | |
4458 | 3408 nstate++; |
4444 | 3409 break; |
3410 } | |
5370 | 3411 s = alloc_state(NFA_EMPTY, NULL, NULL); |
4444 | 3412 if (s == NULL) |
4484 | 3413 goto theend; |
4444 | 3414 PUSH(frag(s, list1(&s->out))); |
3415 break; | |
3416 | |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3417 case NFA_OPT_CHARS: |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3418 { |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3419 int n; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3420 |
5255
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3421 /* \%[abc] implemented as: |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3422 * NFA_SPLIT |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3423 * +-CHAR(a) |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3424 * | +-NFA_SPLIT |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3425 * | +-CHAR(b) |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3426 * | | +-NFA_SPLIT |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3427 * | | +-CHAR(c) |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3428 * | | | +-next |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3429 * | | +- next |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3430 * | +- next |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3431 * +- next |
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3432 */ |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3433 n = *++p; /* get number of characters */ |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3434 if (nfa_calc_size == TRUE) |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3435 { |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3436 nstate += n; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3437 break; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3438 } |
4758
b25a1b2e3175
updated for version 7.3.1126
Bram Moolenaar <bram@vim.org>
parents:
4756
diff
changeset
|
3439 s = NULL; /* avoid compiler warning */ |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3440 e1.out = NULL; /* stores list with out1's */ |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3441 s1 = NULL; /* previous NFA_SPLIT to connect to */ |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3442 while (n-- > 0) |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3443 { |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3444 e = POP(); /* get character */ |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3445 s = alloc_state(NFA_SPLIT, e.start, NULL); |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3446 if (s == NULL) |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3447 goto theend; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3448 if (e1.out == NULL) |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3449 e1 = e; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3450 patch(e.out, s1); |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3451 append(e1.out, list1(&s->out1)); |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3452 s1 = s; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3453 } |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3454 PUSH(frag(s, e1.out)); |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3455 break; |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3456 } |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3457 |
4444 | 3458 case NFA_PREV_ATOM_NO_WIDTH: |
4661
0dce3d812e7a
updated for version 7.3.1078
Bram Moolenaar <bram@vim.org>
parents:
4657
diff
changeset
|
3459 case NFA_PREV_ATOM_NO_WIDTH_NEG: |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3460 case NFA_PREV_ATOM_JUST_BEFORE: |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3461 case NFA_PREV_ATOM_JUST_BEFORE_NEG: |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3462 case NFA_PREV_ATOM_LIKE_PATTERN: |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3463 { |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3464 int before = (*p == NFA_PREV_ATOM_JUST_BEFORE |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3465 || *p == NFA_PREV_ATOM_JUST_BEFORE_NEG); |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3466 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
|
3467 int start_state; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3468 int end_state; |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3469 int n = 0; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3470 nfa_state_T *zend; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3471 nfa_state_T *skip; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3472 |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3473 switch (*p) |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3474 { |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3475 case NFA_PREV_ATOM_NO_WIDTH: |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3476 start_state = NFA_START_INVISIBLE; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3477 end_state = NFA_END_INVISIBLE; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3478 break; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3479 case NFA_PREV_ATOM_NO_WIDTH_NEG: |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3480 start_state = NFA_START_INVISIBLE_NEG; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3481 end_state = NFA_END_INVISIBLE_NEG; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3482 break; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3483 case NFA_PREV_ATOM_JUST_BEFORE: |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3484 start_state = NFA_START_INVISIBLE_BEFORE; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3485 end_state = NFA_END_INVISIBLE; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3486 break; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3487 case NFA_PREV_ATOM_JUST_BEFORE_NEG: |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3488 start_state = NFA_START_INVISIBLE_BEFORE_NEG; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3489 end_state = NFA_END_INVISIBLE_NEG; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3490 break; |
4819
8c4324e6f477
updated for version 7.3.1156
Bram Moolenaar <bram@vim.org>
parents:
4815
diff
changeset
|
3491 default: /* NFA_PREV_ATOM_LIKE_PATTERN: */ |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3492 start_state = NFA_START_PATTERN; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3493 end_state = NFA_END_PATTERN; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3494 break; |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3495 } |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3496 |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3497 if (before) |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3498 n = *++p; /* get the count */ |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3499 |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
3500 /* 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
|
3501 * 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
|
3502 * The \@<= operator: match for the preceding atom. |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3503 * The \@<! operator: no match for the preceding atom. |
4444 | 3504 * 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
|
3505 * END_INVISIBLE, similarly to MOPEN. */ |
4444 | 3506 |
3507 if (nfa_calc_size == TRUE) | |
3508 { | |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3509 nstate += pattern ? 4 : 2; |
4444 | 3510 break; |
3511 } | |
3512 e = POP(); | |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3513 s1 = alloc_state(end_state, NULL, NULL); |
4444 | 3514 if (s1 == NULL) |
4484 | 3515 goto theend; |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3516 |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3517 s = alloc_state(start_state, e.start, s1); |
4444 | 3518 if (s == NULL) |
4484 | 3519 goto theend; |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3520 if (pattern) |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3521 { |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3522 /* 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
|
3523 skip = alloc_state(NFA_SKIP, NULL, NULL); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3524 zend = alloc_state(NFA_ZEND, s1, NULL); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3525 s1->out= skip; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3526 patch(e.out, zend); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3527 PUSH(frag(s, list1(&skip->out))); |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3528 } |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3529 else |
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 patch(e.out, s1); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3532 PUSH(frag(s, list1(&s1->out))); |
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3533 if (before) |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3534 { |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3535 if (n <= 0) |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3536 /* 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
|
3537 * lot of pointless tries. */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3538 n = nfa_max_width(e.start, 0); |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3539 s->val = n; /* store the count */ |
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3540 } |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3541 } |
4444 | 3542 break; |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3543 } |
4444 | 3544 |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3545 #ifdef FEAT_MBYTE |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3546 case NFA_COMPOSING: /* char with composing char */ |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3547 #if 0 |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3548 /* TODO */ |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3549 if (regflags & RF_ICOMBINE) |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3550 { |
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
3551 /* use the base character only */ |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3552 } |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3553 #endif |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3554 /* FALLTHROUGH */ |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3555 #endif |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3556 |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3557 case NFA_MOPEN: /* \( \) Submatch */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3558 case NFA_MOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3559 case NFA_MOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3560 case NFA_MOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3561 case NFA_MOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3562 case NFA_MOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3563 case NFA_MOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3564 case NFA_MOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3565 case NFA_MOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3566 case NFA_MOPEN9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3567 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3568 case NFA_ZOPEN: /* \z( \) Submatch */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3569 case NFA_ZOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3570 case NFA_ZOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3571 case NFA_ZOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3572 case NFA_ZOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3573 case NFA_ZOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3574 case NFA_ZOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3575 case NFA_ZOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3576 case NFA_ZOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3577 case NFA_ZOPEN9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3578 #endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3579 case NFA_NOPEN: /* \%( \) "Invisible Submatch" */ |
4444 | 3580 if (nfa_calc_size == TRUE) |
3581 { | |
3582 nstate += 2; | |
3583 break; | |
3584 } | |
3585 | |
3586 mopen = *p; | |
3587 switch (*p) | |
3588 { | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3589 case NFA_NOPEN: mclose = NFA_NCLOSE; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3590 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3591 case NFA_ZOPEN: mclose = NFA_ZCLOSE; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3592 case NFA_ZOPEN1: mclose = NFA_ZCLOSE1; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3593 case NFA_ZOPEN2: mclose = NFA_ZCLOSE2; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3594 case NFA_ZOPEN3: mclose = NFA_ZCLOSE3; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3595 case NFA_ZOPEN4: mclose = NFA_ZCLOSE4; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3596 case NFA_ZOPEN5: mclose = NFA_ZCLOSE5; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3597 case NFA_ZOPEN6: mclose = NFA_ZCLOSE6; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3598 case NFA_ZOPEN7: mclose = NFA_ZCLOSE7; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3599 case NFA_ZOPEN8: mclose = NFA_ZCLOSE8; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3600 case NFA_ZOPEN9: mclose = NFA_ZCLOSE9; break; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3601 #endif |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3602 #ifdef FEAT_MBYTE |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3603 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
|
3604 #endif |
4444 | 3605 default: |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3606 /* NFA_MOPEN, NFA_MOPEN1 .. NFA_MOPEN9 */ |
4444 | 3607 mclose = *p + NSUBEXP; |
3608 break; | |
3609 } | |
3610 | |
3611 /* Allow "NFA_MOPEN" as a valid postfix representation for | |
3612 * the empty regexp "". In this case, the NFA will be | |
3613 * NFA_MOPEN -> NFA_MCLOSE. Note that this also allows | |
3614 * empty groups of parenthesis, and empty mbyte chars */ | |
3615 if (stackp == stack) | |
3616 { | |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3617 s = alloc_state(mopen, NULL, NULL); |
4444 | 3618 if (s == NULL) |
4484 | 3619 goto theend; |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3620 s1 = alloc_state(mclose, NULL, NULL); |
4444 | 3621 if (s1 == NULL) |
4484 | 3622 goto theend; |
4444 | 3623 patch(list1(&s->out), s1); |
3624 PUSH(frag(s, list1(&s1->out))); | |
3625 break; | |
3626 } | |
3627 | |
3628 /* At least one node was emitted before NFA_MOPEN, so | |
3629 * at least one node will be between NFA_MOPEN and NFA_MCLOSE */ | |
3630 e = POP(); | |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3631 s = alloc_state(mopen, e.start, NULL); /* `(' */ |
4444 | 3632 if (s == NULL) |
4484 | 3633 goto theend; |
4444 | 3634 |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3635 s1 = alloc_state(mclose, NULL, NULL); /* `)' */ |
4444 | 3636 if (s1 == NULL) |
4484 | 3637 goto theend; |
4444 | 3638 patch(e.out, s1); |
3639 | |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3640 #ifdef FEAT_MBYTE |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3641 if (mopen == NFA_COMPOSING) |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3642 /* COMPOSING->out1 = END_COMPOSING */ |
4444 | 3643 patch(list1(&s->out1), s1); |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3644 #endif |
4444 | 3645 |
3646 PUSH(frag(s, list1(&s1->out))); | |
3647 break; | |
3648 | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3649 case NFA_BACKREF1: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3650 case NFA_BACKREF2: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3651 case NFA_BACKREF3: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3652 case NFA_BACKREF4: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3653 case NFA_BACKREF5: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3654 case NFA_BACKREF6: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3655 case NFA_BACKREF7: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3656 case NFA_BACKREF8: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3657 case NFA_BACKREF9: |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3658 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3659 case NFA_ZREF1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3660 case NFA_ZREF2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3661 case NFA_ZREF3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3662 case NFA_ZREF4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3663 case NFA_ZREF5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3664 case NFA_ZREF6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3665 case NFA_ZREF7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3666 case NFA_ZREF8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3667 case NFA_ZREF9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3668 #endif |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3669 if (nfa_calc_size == TRUE) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3670 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3671 nstate += 2; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3672 break; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3673 } |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3674 s = alloc_state(*p, NULL, NULL); |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3675 if (s == NULL) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3676 goto theend; |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3677 s1 = alloc_state(NFA_SKIP, NULL, NULL); |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3678 if (s1 == NULL) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3679 goto theend; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3680 patch(list1(&s->out), s1); |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3681 PUSH(frag(s, list1(&s1->out))); |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3682 break; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3683 |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3684 case NFA_LNUM: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3685 case NFA_LNUM_GT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3686 case NFA_LNUM_LT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3687 case NFA_VCOL: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3688 case NFA_VCOL_GT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3689 case NFA_VCOL_LT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3690 case NFA_COL: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3691 case NFA_COL_GT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3692 case NFA_COL_LT: |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
3693 case NFA_MARK: |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
3694 case NFA_MARK_GT: |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
3695 case NFA_MARK_LT: |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3696 { |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3697 int n = *++p; /* lnum, col or mark name */ |
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3698 |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3699 if (nfa_calc_size == TRUE) |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3700 { |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3701 nstate += 1; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3702 break; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3703 } |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3704 s = alloc_state(p[-1], NULL, NULL); |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3705 if (s == NULL) |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3706 goto theend; |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3707 s->val = n; |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3708 PUSH(frag(s, list1(&s->out))); |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3709 break; |
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3710 } |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3711 |
4444 | 3712 case NFA_ZSTART: |
3713 case NFA_ZEND: | |
3714 default: | |
3715 /* Operands */ | |
3716 if (nfa_calc_size == TRUE) | |
3717 { | |
4458 | 3718 nstate++; |
4444 | 3719 break; |
3720 } | |
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3721 s = alloc_state(*p, NULL, NULL); |
4444 | 3722 if (s == NULL) |
4484 | 3723 goto theend; |
4444 | 3724 PUSH(frag(s, list1(&s->out))); |
3725 break; | |
3726 | |
3727 } /* switch(*p) */ | |
3728 | |
3729 } /* for(p = postfix; *p; ++p) */ | |
3730 | |
3731 if (nfa_calc_size == TRUE) | |
3732 { | |
4458 | 3733 nstate++; |
4484 | 3734 goto theend; /* Return value when counting size is ignored anyway */ |
4444 | 3735 } |
3736 | |
3737 e = POP(); | |
3738 if (stackp != stack) | |
6747 | 3739 { |
3740 vim_free(stack); | |
4444 | 3741 EMSG_RET_NULL(_("E875: (NFA regexp) (While converting from postfix to NFA), too many states left on stack")); |
6747 | 3742 } |
4444 | 3743 |
3744 if (istate >= nstate) | |
6747 | 3745 { |
3746 vim_free(stack); | |
4444 | 3747 EMSG_RET_NULL(_("E876: (NFA regexp) Not enough space to store the whole NFA ")); |
6747 | 3748 } |
4444 | 3749 |
3750 matchstate = &state_ptr[istate++]; /* the match state */ | |
3751 matchstate->c = NFA_MATCH; | |
3752 matchstate->out = matchstate->out1 = NULL; | |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3753 matchstate->id = 0; |
4444 | 3754 |
3755 patch(e.out, matchstate); | |
4484 | 3756 ret = e.start; |
3757 | |
3758 theend: | |
3759 vim_free(stack); | |
3760 return ret; | |
4444 | 3761 |
3762 #undef POP1 | |
3763 #undef PUSH1 | |
3764 #undef POP2 | |
3765 #undef PUSH2 | |
3766 #undef POP | |
3767 #undef PUSH | |
3768 } | |
3769 | |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3770 /* |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3771 * 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
|
3772 */ |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3773 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3774 nfa_postprocess(nfa_regprog_T *prog) |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3775 { |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3776 int i; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3777 int c; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3778 |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3779 for (i = 0; i < prog->nstate; ++i) |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3780 { |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3781 c = prog->state[i].c; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3782 if (c == NFA_START_INVISIBLE |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3783 || c == NFA_START_INVISIBLE_NEG |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3784 || c == NFA_START_INVISIBLE_BEFORE |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3785 || c == NFA_START_INVISIBLE_BEFORE_NEG) |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3786 { |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3787 int directly; |
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 /* 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
|
3790 * match. */ |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3791 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
|
3792 directly = TRUE; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3793 else |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3794 { |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3795 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
|
3796 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
|
3797 |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3798 /* 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
|
3799 * lower chance of failing. */ |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3800 if (c == NFA_START_INVISIBLE_BEFORE |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3801 || c == NFA_START_INVISIBLE_BEFORE_NEG) |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3802 { |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3803 /* "before" matches are very expensive when |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3804 * unbounded, always prefer what follows then, |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3805 * unless what follows will always match. |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3806 * Otherwise strongly prefer what follows. */ |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3807 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
|
3808 directly = FALSE; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3809 else |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3810 directly = ch_follows * 10 < ch_invisible; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3811 } |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3812 else |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3813 { |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3814 /* normal invisible, first do the one with the |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3815 * highest failure chance */ |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3816 directly = ch_follows < ch_invisible; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3817 } |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3818 } |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3819 if (directly) |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3820 /* switch to the _FIRST state */ |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3821 ++prog->state[i].c; |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3822 } |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3823 } |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3824 } |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3825 |
4444 | 3826 /**************************************************************** |
3827 * NFA execution code. | |
3828 ****************************************************************/ | |
3829 | |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3830 typedef struct |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3831 { |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3832 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
|
3833 |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3834 /* 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
|
3835 union |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3836 { |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3837 struct multipos |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3838 { |
6547 | 3839 linenr_T start_lnum; |
3840 linenr_T end_lnum; | |
3841 colnr_T start_col; | |
3842 colnr_T end_col; | |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3843 } multi[NSUBEXP]; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3844 struct linepos |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3845 { |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3846 char_u *start; |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3847 char_u *end; |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3848 } line[NSUBEXP]; |
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3849 } list; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3850 } regsub_T; |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3851 |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3852 typedef struct |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3853 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3854 regsub_T norm; /* \( .. \) matches */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3855 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3856 regsub_T synt; /* \z( .. \) matches */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3857 #endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3858 } regsubs_T; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3859 |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3860 /* nfa_pim_T stores a Postponed Invisible Match. */ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3861 typedef struct nfa_pim_S nfa_pim_T; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3862 struct nfa_pim_S |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3863 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3864 int result; /* NFA_PIM_*, see below */ |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3865 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
|
3866 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
|
3867 union |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3868 { |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3869 lpos_T pos; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3870 char_u *ptr; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3871 } end; /* where the match must end */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3872 }; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3873 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3874 /* Values for done in nfa_pim_T. */ |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3875 #define NFA_PIM_UNUSED 0 /* pim not used */ |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3876 #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
|
3877 #define NFA_PIM_MATCH 2 /* pim executed, matches */ |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3878 #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
|
3879 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3880 |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3881 /* 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
|
3882 typedef struct |
4444 | 3883 { |
3884 nfa_state_T *state; | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3885 int count; |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3886 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
|
3887 * invisible match */ |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3888 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
|
3889 } nfa_thread_T; |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
3890 |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3891 /* nfa_list_T contains the alternative NFA execution states. */ |
4444 | 3892 typedef struct |
3893 { | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3894 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
|
3895 int n; /* nr of states currently in "t" */ |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3896 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
|
3897 int id; /* ID of the list */ |
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
3898 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
|
3899 } nfa_list_T; |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
3900 |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3901 #ifdef ENABLE_LOG |
7805
0b6c37dd858d
commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7258
diff
changeset
|
3902 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
|
3903 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
|
3904 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
|
3905 |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3906 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3907 log_subsexpr(regsubs_T *subs) |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3908 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3909 log_subexpr(&subs->norm); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3910 # ifdef FEAT_SYN_HL |
4770
b20dbf3a5370
updated for version 7.3.1132
Bram Moolenaar <bram@vim.org>
parents:
4768
diff
changeset
|
3911 if (nfa_has_zsubexpr) |
b20dbf3a5370
updated for version 7.3.1132
Bram Moolenaar <bram@vim.org>
parents:
4768
diff
changeset
|
3912 log_subexpr(&subs->synt); |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3913 # endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3914 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3915 |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3916 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3917 log_subexpr(regsub_T *sub) |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3918 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3919 int j; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3920 |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3921 for (j = 0; j < sub->in_use; j++) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3922 if (REG_MULTI) |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3923 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
|
3924 j, |
6547 | 3925 sub->list.multi[j].start_col, |
3926 (int)sub->list.multi[j].start_lnum, | |
3927 sub->list.multi[j].end_col, | |
3928 (int)sub->list.multi[j].end_lnum); | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3929 else |
4746
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3930 { |
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3931 char *s = (char *)sub->list.line[j].start; |
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3932 char *e = (char *)sub->list.line[j].end; |
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3933 |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3934 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
|
3935 j, |
4746
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3936 s == NULL ? "NULL" : s, |
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3937 e == NULL ? "NULL" : e); |
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3938 } |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3939 } |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3940 |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3941 static char * |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3942 pim_info(nfa_pim_T *pim) |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3943 { |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3944 static char buf[30]; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3945 |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3946 if (pim == NULL || pim->result == NFA_PIM_UNUSED) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3947 buf[0] = NUL; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3948 else |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3949 { |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3950 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
|
3951 : (int)(pim->end.ptr - reginput)); |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3952 } |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3953 return buf; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3954 } |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3955 |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3956 #endif |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3957 |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3958 /* 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
|
3959 static int nfa_match; |
6573 | 3960 #ifdef FEAT_RELTIME |
3961 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
|
3962 static int *nfa_timed_out; |
6573 | 3963 static int nfa_time_count; |
3964 #endif | |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3965 |
7805
0b6c37dd858d
commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7258
diff
changeset
|
3966 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
|
3967 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
|
3968 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
|
3969 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
|
3970 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
|
3971 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
|
3972 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
|
3973 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
|
3974 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
|
3975 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
|
3976 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
|
3977 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
|
3978 |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3979 /* |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3980 * 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
|
3981 */ |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3982 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3983 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
|
3984 { |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3985 to->result = from->result; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3986 to->state = from->state; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3987 copy_sub(&to->subs.norm, &from->subs.norm); |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3988 #ifdef FEAT_SYN_HL |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3989 if (nfa_has_zsubexpr) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3990 copy_sub(&to->subs.synt, &from->subs.synt); |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3991 #endif |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3992 to->end = from->end; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3993 } |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3994 |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3995 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3996 clear_sub(regsub_T *sub) |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3997 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3998 if (REG_MULTI) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3999 /* Use 0xff to set lnum to -1 */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4000 vim_memset(sub->list.multi, 0xff, |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4001 sizeof(struct multipos) * nfa_nsubexpr); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4002 else |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4003 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
|
4004 sub->in_use = 0; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4005 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4006 |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4007 /* |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4008 * Copy the submatches from "from" to "to". |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4009 */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4010 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4011 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
|
4012 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4013 to->in_use = from->in_use; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4014 if (from->in_use > 0) |
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 /* Copy the match start and end positions. */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4017 if (REG_MULTI) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4018 mch_memmove(&to->list.multi[0], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4019 &from->list.multi[0], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4020 sizeof(struct multipos) * from->in_use); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4021 else |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4022 mch_memmove(&to->list.line[0], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4023 &from->list.line[0], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4024 sizeof(struct linepos) * from->in_use); |
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 } |
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 /* |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4029 * Like copy_sub() but exclude the main match. |
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 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4032 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
|
4033 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4034 if (to->in_use < from->in_use) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4035 to->in_use = from->in_use; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4036 if (from->in_use > 1) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4037 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4038 /* Copy the match start and end positions. */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4039 if (REG_MULTI) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4040 mch_memmove(&to->list.multi[1], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4041 &from->list.multi[1], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4042 sizeof(struct multipos) * (from->in_use - 1)); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4043 else |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4044 mch_memmove(&to->list.line[1], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4045 &from->list.line[1], |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4046 sizeof(struct linepos) * (from->in_use - 1)); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4047 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4048 } |
4444 | 4049 |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4050 /* |
5372 | 4051 * Like copy_sub() but only do the end of the main match if \ze is present. |
4052 */ | |
4053 static void | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4054 copy_ze_off(regsub_T *to, regsub_T *from) |
5372 | 4055 { |
4056 if (nfa_has_zend) | |
4057 { | |
4058 if (REG_MULTI) | |
4059 { | |
6547 | 4060 if (from->list.multi[0].end_lnum >= 0) |
4061 { | |
4062 to->list.multi[0].end_lnum = from->list.multi[0].end_lnum; | |
4063 to->list.multi[0].end_col = from->list.multi[0].end_col; | |
4064 } | |
5372 | 4065 } |
4066 else | |
4067 { | |
4068 if (from->list.line[0].end != NULL) | |
4069 to->list.line[0].end = from->list.line[0].end; | |
4070 } | |
4071 } | |
4072 } | |
4073 | |
4074 /* | |
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4075 * Return TRUE if "sub1" and "sub2" have the same start positions. |
5893 | 4076 * 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
|
4077 */ |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4078 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4079 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
|
4080 { |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4081 int i; |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4082 int todo; |
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4083 linenr_T s1; |
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4084 linenr_T s2; |
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4085 char_u *sp1; |
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4086 char_u *sp2; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4087 |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4088 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
|
4089 if (REG_MULTI) |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4090 { |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4091 for (i = 0; i < todo; ++i) |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4092 { |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4093 if (i < sub1->in_use) |
6547 | 4094 s1 = sub1->list.multi[i].start_lnum; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4095 else |
5006
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
4096 s1 = -1; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4097 if (i < sub2->in_use) |
6547 | 4098 s2 = sub2->list.multi[i].start_lnum; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4099 else |
5006
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
4100 s2 = -1; |
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4101 if (s1 != s2) |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4102 return FALSE; |
6547 | 4103 if (s1 != -1 && sub1->list.multi[i].start_col |
4104 != sub2->list.multi[i].start_col) | |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4105 return FALSE; |
5893 | 4106 |
4107 if (nfa_has_backref) | |
4108 { | |
4109 if (i < sub1->in_use) | |
6547 | 4110 s1 = sub1->list.multi[i].end_lnum; |
5893 | 4111 else |
4112 s1 = -1; | |
4113 if (i < sub2->in_use) | |
6547 | 4114 s2 = sub2->list.multi[i].end_lnum; |
5893 | 4115 else |
4116 s2 = -1; | |
4117 if (s1 != s2) | |
4118 return FALSE; | |
6547 | 4119 if (s1 != -1 && sub1->list.multi[i].end_col |
4120 != sub2->list.multi[i].end_col) | |
5893 | 4121 return FALSE; |
4122 } | |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4123 } |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4124 } |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4125 else |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4126 { |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4127 for (i = 0; i < todo; ++i) |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4128 { |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4129 if (i < sub1->in_use) |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4130 sp1 = sub1->list.line[i].start; |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4131 else |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4132 sp1 = NULL; |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4133 if (i < sub2->in_use) |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4134 sp2 = sub2->list.line[i].start; |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4135 else |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4136 sp2 = NULL; |
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4137 if (sp1 != sp2) |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4138 return FALSE; |
5893 | 4139 if (nfa_has_backref) |
4140 { | |
4141 if (i < sub1->in_use) | |
4142 sp1 = sub1->list.line[i].end; | |
4143 else | |
4144 sp1 = NULL; | |
4145 if (i < sub2->in_use) | |
4146 sp2 = sub2->list.line[i].end; | |
4147 else | |
4148 sp2 = NULL; | |
4149 if (sp1 != sp2) | |
4150 return FALSE; | |
4151 } | |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4152 } |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4153 } |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4154 |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4155 return TRUE; |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4156 } |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4157 |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4158 #ifdef ENABLE_LOG |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4159 static void |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4160 report_state(char *action, |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4161 regsub_T *sub, |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4162 nfa_state_T *state, |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4163 int lid, |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4164 nfa_pim_T *pim) |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4165 { |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4166 int col; |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4167 |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4168 if (sub->in_use <= 0) |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4169 col = -1; |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4170 else if (REG_MULTI) |
6547 | 4171 col = sub->list.multi[0].start_col; |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4172 else |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4173 col = (int)(sub->list.line[0].start - regline); |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4174 nfa_set_code(state->c); |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4175 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
|
4176 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
|
4177 pim_info(pim)); |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4178 } |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4179 #endif |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4180 |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4181 /* |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4182 * 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
|
4183 * positions as "subs". |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4184 */ |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4185 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4186 has_state_with_pos( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4187 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
|
4188 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
|
4189 regsubs_T *subs, /* pointers to subexpressions */ |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4190 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
|
4191 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4192 nfa_thread_T *thread; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4193 int i; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4194 |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4195 for (i = 0; i < l->n; ++i) |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4196 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4197 thread = &l->t[i]; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4198 if (thread->state->id == state->id |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4199 && sub_equal(&thread->subs.norm, &subs->norm) |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4200 #ifdef FEAT_SYN_HL |
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4201 && (!nfa_has_zsubexpr |
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4202 || sub_equal(&thread->subs.synt, &subs->synt)) |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4203 #endif |
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4204 && pim_equal(&thread->pim, pim)) |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4205 return TRUE; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4206 } |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4207 return FALSE; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4208 } |
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 /* |
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4211 * 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
|
4212 * set. |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4213 */ |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4214 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4215 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
|
4216 { |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4217 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
|
4218 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
|
4219 |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4220 if (one_unused) |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4221 /* 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
|
4222 return two_unused; |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4223 if (two_unused) |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4224 /* 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
|
4225 return FALSE; |
5298 | 4226 /* compare the state id */ |
4227 if (one->state->id != two->state->id) | |
4228 return FALSE; | |
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4229 /* compare the position */ |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4230 if (REG_MULTI) |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4231 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
|
4232 && one->end.pos.col == two->end.pos.col; |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4233 return one->end.ptr == two->end.ptr; |
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 |
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4236 /* |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4237 * 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
|
4238 */ |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4239 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4240 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
|
4241 { |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4242 nfa_state_T *state = startstate; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4243 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4244 /* avoid too much recursion */ |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4245 if (depth > 10) |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4246 return FALSE; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4247 |
5184
c6dd0c545e5c
updated for version 7.4a.018
Bram Moolenaar <bram@vim.org>
parents:
5074
diff
changeset
|
4248 while (state != NULL) |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4249 { |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4250 switch (state->c) |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4251 { |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4252 case NFA_MATCH: |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4253 case NFA_MCLOSE: |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4254 case NFA_END_INVISIBLE: |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4255 case NFA_END_INVISIBLE_NEG: |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4256 case NFA_END_PATTERN: |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4257 return TRUE; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4258 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4259 case NFA_SPLIT: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4260 return match_follows(state->out, depth + 1) |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4261 || match_follows(state->out1, depth + 1); |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4262 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4263 case NFA_START_INVISIBLE: |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4264 case NFA_START_INVISIBLE_FIRST: |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4265 case NFA_START_INVISIBLE_BEFORE: |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4266 case NFA_START_INVISIBLE_BEFORE_FIRST: |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4267 case NFA_START_INVISIBLE_NEG: |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4268 case NFA_START_INVISIBLE_NEG_FIRST: |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4269 case NFA_START_INVISIBLE_BEFORE_NEG: |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4270 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4271 case NFA_COMPOSING: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4272 /* skip ahead to next state */ |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4273 state = state->out1->out; |
5184
c6dd0c545e5c
updated for version 7.4a.018
Bram Moolenaar <bram@vim.org>
parents:
5074
diff
changeset
|
4274 continue; |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4275 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4276 case NFA_ANY: |
5901 | 4277 case NFA_ANY_COMPOSING: |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4278 case NFA_IDENT: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4279 case NFA_SIDENT: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4280 case NFA_KWORD: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4281 case NFA_SKWORD: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4282 case NFA_FNAME: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4283 case NFA_SFNAME: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4284 case NFA_PRINT: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4285 case NFA_SPRINT: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4286 case NFA_WHITE: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4287 case NFA_NWHITE: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4288 case NFA_DIGIT: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4289 case NFA_NDIGIT: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4290 case NFA_HEX: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4291 case NFA_NHEX: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4292 case NFA_OCTAL: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4293 case NFA_NOCTAL: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4294 case NFA_WORD: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4295 case NFA_NWORD: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4296 case NFA_HEAD: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4297 case NFA_NHEAD: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4298 case NFA_ALPHA: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4299 case NFA_NALPHA: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4300 case NFA_LOWER: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4301 case NFA_NLOWER: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4302 case NFA_UPPER: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4303 case NFA_NUPPER: |
5296 | 4304 case NFA_LOWER_IC: |
4305 case NFA_NLOWER_IC: | |
4306 case NFA_UPPER_IC: | |
4307 case NFA_NUPPER_IC: | |
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4308 case NFA_START_COLL: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4309 case NFA_START_NEG_COLL: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4310 case NFA_NEWL: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4311 /* state will advance input */ |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4312 return FALSE; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4313 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4314 default: |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4315 if (state->c > 0) |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4316 /* state will advance input */ |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4317 return FALSE; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4318 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4319 /* 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
|
4320 * a match at the same position, keep looking. */ |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4321 break; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4322 } |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4323 state = state->out; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4324 } |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4325 return FALSE; |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4326 } |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4327 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4328 |
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4329 /* |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4330 * 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
|
4331 */ |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4332 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4333 state_in_list( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4334 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
|
4335 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
|
4336 regsubs_T *subs) /* pointers to subexpressions */ |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4337 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4338 if (state->lastlist[nfa_ll_index] == l->id) |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4339 { |
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4340 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
|
4341 return TRUE; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4342 } |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4343 return FALSE; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4344 } |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4345 |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4346 /* 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
|
4347 #define ADDSTATE_HERE_OFFSET 10 |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4348 |
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4349 /* |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4350 * 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
|
4351 * Returns "subs_arg", possibly copied into temp_subs. |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4352 */ |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4353 static regsubs_T * |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4354 addstate( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4355 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
|
4356 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
|
4357 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
|
4358 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
|
4359 int off_arg) /* byte offset, when -1 go to next line */ |
4444 | 4360 { |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4361 int subidx; |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4362 int off = off_arg; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4363 int add_here = FALSE; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4364 int listindex = 0; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4365 int k; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4366 int found = FALSE; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4367 nfa_thread_T *thread; |
10168
3c37899baa8d
commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
4368 struct multipos save_multipos; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4369 int save_in_use; |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4370 char_u *save_ptr; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4371 int i; |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4372 regsub_T *sub; |
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4373 regsubs_T *subs = subs_arg; |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4374 static regsubs_T temp_subs; |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4375 #ifdef ENABLE_LOG |
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4376 int did_print = FALSE; |
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4377 #endif |
4444 | 4378 |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4379 if (off_arg <= -ADDSTATE_HERE_OFFSET) |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4380 { |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4381 add_here = TRUE; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4382 off = 0; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4383 listindex = -(off_arg + ADDSTATE_HERE_OFFSET); |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4384 } |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4385 |
4444 | 4386 switch (state->c) |
4387 { | |
4388 case NFA_NCLOSE: | |
4389 case NFA_MCLOSE: | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4390 case NFA_MCLOSE1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4391 case NFA_MCLOSE2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4392 case NFA_MCLOSE3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4393 case NFA_MCLOSE4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4394 case NFA_MCLOSE5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4395 case NFA_MCLOSE6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4396 case NFA_MCLOSE7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4397 case NFA_MCLOSE8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4398 case NFA_MCLOSE9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4399 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4400 case NFA_ZCLOSE: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4401 case NFA_ZCLOSE1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4402 case NFA_ZCLOSE2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4403 case NFA_ZCLOSE3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4404 case NFA_ZCLOSE4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4405 case NFA_ZCLOSE5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4406 case NFA_ZCLOSE6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4407 case NFA_ZCLOSE7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4408 case NFA_ZCLOSE8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4409 case NFA_ZCLOSE9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4410 #endif |
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4411 case NFA_MOPEN: |
4748
4b9503f0c7d3
updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents:
4746
diff
changeset
|
4412 case NFA_ZEND: |
4815
6419ee8098c8
updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents:
4813
diff
changeset
|
4413 case NFA_SPLIT: |
5370 | 4414 case NFA_EMPTY: |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4415 /* 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
|
4416 * "out1" may be added below. */ |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4417 break; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4418 |
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4419 case NFA_BOL: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4420 case NFA_BOF: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4421 /* "^" 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
|
4422 * 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
|
4423 * next line for a look-behind match. */ |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4424 if (reginput > regline |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4425 && *reginput != NUL |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4426 && (nfa_endp == NULL |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4427 || !REG_MULTI |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4428 || reglnum == nfa_endp->se_u.pos.lnum)) |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4429 goto skip_add; |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4430 /* FALLTHROUGH */ |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4431 |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4432 case NFA_MOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4433 case NFA_MOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4434 case NFA_MOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4435 case NFA_MOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4436 case NFA_MOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4437 case NFA_MOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4438 case NFA_MOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4439 case NFA_MOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4440 case NFA_MOPEN9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4441 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4442 case NFA_ZOPEN: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4443 case NFA_ZOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4444 case NFA_ZOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4445 case NFA_ZOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4446 case NFA_ZOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4447 case NFA_ZOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4448 case NFA_ZOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4449 case NFA_ZOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4450 case NFA_ZOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4451 case NFA_ZOPEN9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4452 #endif |
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4453 case NFA_NOPEN: |
4748
4b9503f0c7d3
updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents:
4746
diff
changeset
|
4454 case NFA_ZSTART: |
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4455 /* 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
|
4456 * 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
|
4457 * endless loop for "\(\)*" */ |
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
4458 |
4444 | 4459 default: |
5502 | 4460 if (state->lastlist[nfa_ll_index] == l->id && state->c != NFA_SKIP) |
4444 | 4461 { |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4462 /* 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
|
4463 * unless it is an MOPEN that is used for a backreference or |
5895 | 4464 * when there is a PIM. For NFA_MATCH check the position, |
4465 * lower position is preferred. */ | |
4466 if (!nfa_has_backref && pim == NULL && !l->has_pim | |
4467 && state->c != NFA_MATCH) | |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4468 { |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4469 /* 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
|
4470 * existing states. */ |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4471 if (add_here) |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4472 { |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4473 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
|
4474 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
|
4475 { |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4476 found = TRUE; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4477 break; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4478 } |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4479 } |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4480 if (!add_here || found) |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4481 { |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4482 skip_add: |
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4483 #ifdef ENABLE_LOG |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4484 nfa_set_code(state->c); |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4485 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
|
4486 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
|
4487 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
|
4488 #endif |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4489 return subs; |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4490 } |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4491 } |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4492 |
4815
6419ee8098c8
updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents:
4813
diff
changeset
|
4493 /* 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
|
4494 * positions. */ |
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4495 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
|
4496 goto skip_add; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4497 } |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4498 |
5006
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
4499 /* 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
|
4500 * be (a lot) bigger than anticipated. */ |
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
4501 if (l->n == l->len) |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4502 { |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4503 int newlen = l->len * 3 / 2 + 50; |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4504 |
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4505 if (subs != &temp_subs) |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4506 { |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4507 /* "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
|
4508 * copy before it becomes invalid. */ |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4509 copy_sub(&temp_subs.norm, &subs->norm); |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4510 #ifdef FEAT_SYN_HL |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4511 if (nfa_has_zsubexpr) |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4512 copy_sub(&temp_subs.synt, &subs->synt); |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4513 #endif |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4514 subs = &temp_subs; |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4515 } |
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4516 |
6594 | 4517 /* TODO: check for vim_realloc() returning NULL. */ |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4518 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
|
4519 l->len = newlen; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4520 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4521 |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4522 /* add the state to the list */ |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4523 state->lastlist[nfa_ll_index] = l->id; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4524 thread = &l->t[l->n++]; |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4525 thread->state = state; |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4526 if (pim == NULL) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4527 thread->pim.result = NFA_PIM_UNUSED; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4528 else |
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
4529 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4530 copy_pim(&thread->pim, pim); |
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
4531 l->has_pim = TRUE; |
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
4532 } |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4533 copy_sub(&thread->subs.norm, &subs->norm); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4534 #ifdef FEAT_SYN_HL |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4535 if (nfa_has_zsubexpr) |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4536 copy_sub(&thread->subs.synt, &subs->synt); |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4537 #endif |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4538 #ifdef ENABLE_LOG |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4539 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
|
4540 did_print = TRUE; |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4541 #endif |
4444 | 4542 } |
4543 | |
4544 #ifdef ENABLE_LOG | |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4545 if (!did_print) |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4546 report_state("Processing", &subs->norm, state, l->id, pim); |
4444 | 4547 #endif |
4548 switch (state->c) | |
4549 { | |
4550 case NFA_MATCH: | |
4551 break; | |
4552 | |
4553 case NFA_SPLIT: | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4554 /* order matters here */ |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4555 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
|
4556 subs = addstate(l, state->out1, subs, pim, off_arg); |
4444 | 4557 break; |
4558 | |
5370 | 4559 case NFA_EMPTY: |
4444 | 4560 case NFA_NOPEN: |
4561 case NFA_NCLOSE: | |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4562 subs = addstate(l, state->out, subs, pim, off_arg); |
4444 | 4563 break; |
4564 | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4565 case NFA_MOPEN: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4566 case NFA_MOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4567 case NFA_MOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4568 case NFA_MOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4569 case NFA_MOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4570 case NFA_MOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4571 case NFA_MOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4572 case NFA_MOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4573 case NFA_MOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4574 case NFA_MOPEN9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4575 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4576 case NFA_ZOPEN: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4577 case NFA_ZOPEN1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4578 case NFA_ZOPEN2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4579 case NFA_ZOPEN3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4580 case NFA_ZOPEN4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4581 case NFA_ZOPEN5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4582 case NFA_ZOPEN6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4583 case NFA_ZOPEN7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4584 case NFA_ZOPEN8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4585 case NFA_ZOPEN9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4586 #endif |
4444 | 4587 case NFA_ZSTART: |
4588 if (state->c == NFA_ZSTART) | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4589 { |
4444 | 4590 subidx = 0; |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4591 sub = &subs->norm; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4592 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4593 #ifdef FEAT_SYN_HL |
5300 | 4594 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
|
4595 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4596 subidx = state->c - NFA_ZOPEN; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4597 sub = &subs->synt; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4598 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4599 #endif |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4600 else |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4601 { |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4602 subidx = state->c - NFA_MOPEN; |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4603 sub = &subs->norm; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4604 } |
4444 | 4605 |
5210
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4606 /* avoid compiler warnings */ |
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4607 save_ptr = NULL; |
10168
3c37899baa8d
commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
4608 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
|
4609 |
4815
6419ee8098c8
updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents:
4813
diff
changeset
|
4610 /* 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
|
4611 * and restore it when it was in use. Otherwise fill any gap. */ |
4444 | 4612 if (REG_MULTI) |
4613 { | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4614 if (subidx < sub->in_use) |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4615 { |
10168
3c37899baa8d
commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
4616 save_multipos = sub->list.multi[subidx]; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4617 save_in_use = -1; |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4618 } |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4619 else |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4620 { |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4621 save_in_use = sub->in_use; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4622 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
|
4623 { |
6547 | 4624 sub->list.multi[i].start_lnum = -1; |
4625 sub->list.multi[i].end_lnum = -1; | |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4626 } |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4627 sub->in_use = subidx + 1; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4628 } |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4629 if (off == -1) |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4630 { |
6547 | 4631 sub->list.multi[subidx].start_lnum = reglnum + 1; |
4632 sub->list.multi[subidx].start_col = 0; | |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4633 } |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4634 else |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4635 { |
6547 | 4636 sub->list.multi[subidx].start_lnum = reglnum; |
4637 sub->list.multi[subidx].start_col = | |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4638 (colnr_T)(reginput - regline + off); |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4639 } |
7152
cbdc02d71a18
commit https://github.com/vim/vim/commit/c2b717ebd6719e722dcb5f10e4c74033a53ff7c7
Christian Brabandt <cb@256bit.org>
parents:
6914
diff
changeset
|
4640 sub->list.multi[subidx].end_lnum = -1; |
4444 | 4641 } |
4642 else | |
4643 { | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4644 if (subidx < sub->in_use) |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4645 { |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4646 save_ptr = sub->list.line[subidx].start; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4647 save_in_use = -1; |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4648 } |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4649 else |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4650 { |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4651 save_in_use = sub->in_use; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4652 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
|
4653 { |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4654 sub->list.line[i].start = NULL; |
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4655 sub->list.line[i].end = NULL; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4656 } |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4657 sub->in_use = subidx + 1; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4658 } |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4659 sub->list.line[subidx].start = reginput + off; |
4444 | 4660 } |
4661 | |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4662 subs = addstate(l, state->out, subs, pim, off_arg); |
5300 | 4663 /* "subs" may have changed, need to set "sub" again */ |
4664 #ifdef FEAT_SYN_HL | |
4665 if (state->c >= NFA_ZOPEN && state->c <= NFA_ZOPEN9) | |
4666 sub = &subs->synt; | |
4667 else | |
4668 #endif | |
4669 sub = &subs->norm; | |
4444 | 4670 |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4671 if (save_in_use == -1) |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4672 { |
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4673 if (REG_MULTI) |
10168
3c37899baa8d
commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
4674 sub->list.multi[subidx] = save_multipos; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4675 else |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4676 sub->list.line[subidx].start = save_ptr; |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4677 } |
4444 | 4678 else |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4679 sub->in_use = save_in_use; |
4444 | 4680 break; |
4681 | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4682 case NFA_MCLOSE: |
5336 | 4683 if (nfa_has_zend && (REG_MULTI |
6547 | 4684 ? subs->norm.list.multi[0].end_lnum >= 0 |
5336 | 4685 : subs->norm.list.line[0].end != NULL)) |
4444 | 4686 { |
5336 | 4687 /* 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
|
4688 subs = addstate(l, state->out, subs, pim, off_arg); |
4444 | 4689 break; |
4690 } | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4691 case NFA_MCLOSE1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4692 case NFA_MCLOSE2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4693 case NFA_MCLOSE3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4694 case NFA_MCLOSE4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4695 case NFA_MCLOSE5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4696 case NFA_MCLOSE6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4697 case NFA_MCLOSE7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4698 case NFA_MCLOSE8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4699 case NFA_MCLOSE9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4700 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4701 case NFA_ZCLOSE: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4702 case NFA_ZCLOSE1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4703 case NFA_ZCLOSE2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4704 case NFA_ZCLOSE3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4705 case NFA_ZCLOSE4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4706 case NFA_ZCLOSE5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4707 case NFA_ZCLOSE6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4708 case NFA_ZCLOSE7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4709 case NFA_ZCLOSE8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4710 case NFA_ZCLOSE9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4711 #endif |
4444 | 4712 case NFA_ZEND: |
4713 if (state->c == NFA_ZEND) | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4714 { |
4444 | 4715 subidx = 0; |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4716 sub = &subs->norm; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4717 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4718 #ifdef FEAT_SYN_HL |
5300 | 4719 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
|
4720 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4721 subidx = state->c - NFA_ZCLOSE; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4722 sub = &subs->synt; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4723 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4724 #endif |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4725 else |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4726 { |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4727 subidx = state->c - NFA_MCLOSE; |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4728 sub = &subs->norm; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4729 } |
4444 | 4730 |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4731 /* 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
|
4732 * has done that. */ |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4733 save_in_use = sub->in_use; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4734 if (sub->in_use <= subidx) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4735 sub->in_use = subidx + 1; |
4444 | 4736 if (REG_MULTI) |
4737 { | |
10168
3c37899baa8d
commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
4738 save_multipos = sub->list.multi[subidx]; |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4739 if (off == -1) |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4740 { |
6547 | 4741 sub->list.multi[subidx].end_lnum = reglnum + 1; |
4742 sub->list.multi[subidx].end_col = 0; | |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4743 } |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4744 else |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4745 { |
6547 | 4746 sub->list.multi[subidx].end_lnum = reglnum; |
4747 sub->list.multi[subidx].end_col = | |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4748 (colnr_T)(reginput - regline + off); |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4749 } |
5210
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4750 /* avoid compiler warnings */ |
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4751 save_ptr = NULL; |
4444 | 4752 } |
4753 else | |
4754 { | |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4755 save_ptr = sub->list.line[subidx].end; |
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4756 sub->list.line[subidx].end = reginput + off; |
5210
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4757 /* avoid compiler warnings */ |
10168
3c37899baa8d
commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
4758 vim_memset(&save_multipos, 0, sizeof(save_multipos)); |
4444 | 4759 } |
4760 | |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4761 subs = addstate(l, state->out, subs, pim, off_arg); |
5300 | 4762 /* "subs" may have changed, need to set "sub" again */ |
4763 #ifdef FEAT_SYN_HL | |
4764 if (state->c >= NFA_ZCLOSE && state->c <= NFA_ZCLOSE9) | |
4765 sub = &subs->synt; | |
4766 else | |
4767 #endif | |
4768 sub = &subs->norm; | |
4444 | 4769 |
4770 if (REG_MULTI) | |
10168
3c37899baa8d
commit https://github.com/vim/vim/commit/d563883a1fb5ec6cf4a2758c5e36ac1ff4e9bb3d
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
4771 sub->list.multi[subidx] = save_multipos; |
4444 | 4772 else |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4773 sub->list.line[subidx].end = save_ptr; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4774 sub->in_use = save_in_use; |
4444 | 4775 break; |
4776 } | |
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4777 return subs; |
4444 | 4778 } |
4779 | |
4780 /* | |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4781 * 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
|
4782 * 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
|
4783 * 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
|
4784 * matters for alternatives. |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4785 */ |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4786 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4787 addstate_here( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4788 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
|
4789 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
|
4790 regsubs_T *subs, /* pointers to subexpressions */ |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4791 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
|
4792 int *ip) |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4793 { |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4794 int tlen = l->n; |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4795 int count; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4796 int listidx = *ip; |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4797 |
10170
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4798 /* 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
|
4799 * 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
|
4800 * addstate(). */ |
4acacf4081ce
commit https://github.com/vim/vim/commit/16b3578f355282846f2600ce77fb344950f0b9ce
Christian Brabandt <cb@256bit.org>
parents:
10168
diff
changeset
|
4801 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
|
4802 |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4803 /* 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
|
4804 if (listidx + 1 == tlen) |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4805 return; |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4806 |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4807 /* 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
|
4808 count = l->n - tlen; |
4924
6ae32a64e153
updated for version 7.3.1207
Bram Moolenaar <bram@vim.org>
parents:
4897
diff
changeset
|
4809 if (count == 0) |
6ae32a64e153
updated for version 7.3.1207
Bram Moolenaar <bram@vim.org>
parents:
4897
diff
changeset
|
4810 return; /* no state got added */ |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4811 if (count == 1) |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4812 { |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4813 /* overwrite the current state */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4814 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
|
4815 } |
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4816 else if (count > 1) |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4817 { |
5058
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4818 if (l->n + count - 1 >= l->len) |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4819 { |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4820 /* 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
|
4821 * and move the states to the right position */ |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4822 nfa_thread_T *newl; |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4823 |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4824 l->len = l->len * 3 / 2 + 50; |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4825 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
|
4826 if (newl == NULL) |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4827 return; |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4828 mch_memmove(&(newl[0]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4829 &(l->t[0]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4830 sizeof(nfa_thread_T) * listidx); |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4831 mch_memmove(&(newl[listidx]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4832 &(l->t[l->n - count]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4833 sizeof(nfa_thread_T) * count); |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4834 mch_memmove(&(newl[listidx + count]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4835 &(l->t[listidx + 1]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4836 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
|
4837 vim_free(l->t); |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4838 l->t = newl; |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4839 } |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4840 else |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4841 { |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4842 /* 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
|
4843 * end to the current position */ |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4844 mch_memmove(&(l->t[listidx + count]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4845 &(l->t[listidx + 1]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4846 sizeof(nfa_thread_T) * (l->n - listidx - 1)); |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4847 mch_memmove(&(l->t[listidx]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4848 &(l->t[l->n - 1]), |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4849 sizeof(nfa_thread_T) * count); |
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4850 } |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4851 } |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4852 --l->n; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4853 *ip = listidx - 1; |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4854 } |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4855 |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4856 /* |
4444 | 4857 * Check character class "class" against current character c. |
4858 */ | |
4859 static int | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4860 check_char_class(int class, int c) |
4444 | 4861 { |
4862 switch (class) | |
4863 { | |
4864 case NFA_CLASS_ALNUM: | |
9015
42b228c8701b
commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents:
8989
diff
changeset
|
4865 if (c >= 1 && c < 128 && isalnum(c)) |
4444 | 4866 return OK; |
4867 break; | |
4868 case NFA_CLASS_ALPHA: | |
9015
42b228c8701b
commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents:
8989
diff
changeset
|
4869 if (c >= 1 && c < 128 && isalpha(c)) |
4444 | 4870 return OK; |
4871 break; | |
4872 case NFA_CLASS_BLANK: | |
4873 if (c == ' ' || c == '\t') | |
4874 return OK; | |
4875 break; | |
4876 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
|
4877 if (c >= 1 && c <= 127 && iscntrl(c)) |
4444 | 4878 return OK; |
4879 break; | |
4880 case NFA_CLASS_DIGIT: | |
4881 if (VIM_ISDIGIT(c)) | |
4882 return OK; | |
4883 break; | |
4884 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
|
4885 if (c >= 1 && c <= 127 && isgraph(c)) |
4444 | 4886 return OK; |
4887 break; | |
4888 case NFA_CLASS_LOWER: | |
9015
42b228c8701b
commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents:
8989
diff
changeset
|
4889 if (MB_ISLOWER(c) && c != 170 && c != 186) |
4444 | 4890 return OK; |
4891 break; | |
4892 case NFA_CLASS_PRINT: | |
4893 if (vim_isprintc(c)) | |
4894 return OK; | |
4895 break; | |
4896 case NFA_CLASS_PUNCT: | |
9015
42b228c8701b
commit https://github.com/vim/vim/commit/e8aee7dcf9b12becff86e8ce1783a86801c5f9f6
Christian Brabandt <cb@256bit.org>
parents:
8989
diff
changeset
|
4897 if (c >= 1 && c < 128 && ispunct(c)) |
4444 | 4898 return OK; |
4899 break; | |
4900 case NFA_CLASS_SPACE: | |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
4901 if ((c >= 9 && c <= 13) || (c == ' ')) |
4444 | 4902 return OK; |
4903 break; | |
4904 case NFA_CLASS_UPPER: | |
4905 if (MB_ISUPPER(c)) | |
4906 return OK; | |
4907 break; | |
4908 case NFA_CLASS_XDIGIT: | |
4909 if (vim_isxdigit(c)) | |
4910 return OK; | |
4911 break; | |
4912 case NFA_CLASS_TAB: | |
4913 if (c == '\t') | |
4914 return OK; | |
4915 break; | |
4916 case NFA_CLASS_RETURN: | |
4917 if (c == '\r') | |
4918 return OK; | |
4919 break; | |
4920 case NFA_CLASS_BACKSPACE: | |
4921 if (c == '\b') | |
4922 return OK; | |
4923 break; | |
4924 case NFA_CLASS_ESCAPE: | |
4925 if (c == '\033') | |
4926 return OK; | |
4927 break; | |
4928 | |
4929 default: | |
4930 /* 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
|
4931 IEMSGN(_(e_ill_char_class), class); |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
4932 return FAIL; |
4444 | 4933 } |
4934 return FAIL; | |
4935 } | |
4936 | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4937 /* |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4938 * Check for a match with subexpression "subidx". |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4939 * Return TRUE if it matches. |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4940 */ |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4941 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4942 match_backref( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4943 regsub_T *sub, /* pointers to subexpressions */ |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4944 int subidx, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4945 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
|
4946 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4947 int len; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4948 |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4949 if (sub->in_use <= subidx) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4950 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4951 retempty: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4952 /* backref was not set, match an empty string */ |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4953 *bytelen = 0; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4954 return TRUE; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4955 } |
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 if (REG_MULTI) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4958 { |
6547 | 4959 if (sub->list.multi[subidx].start_lnum < 0 |
4960 || sub->list.multi[subidx].end_lnum < 0) | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4961 goto retempty; |
6547 | 4962 if (sub->list.multi[subidx].start_lnum == reglnum |
4963 && sub->list.multi[subidx].end_lnum == reglnum) | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4964 { |
6547 | 4965 len = sub->list.multi[subidx].end_col |
4966 - sub->list.multi[subidx].start_col; | |
4967 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
|
4968 reginput, &len) == 0) |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4969 { |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4970 *bytelen = len; |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4971 return TRUE; |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4972 } |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4973 } |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4974 else |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4975 { |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4976 if (match_with_backref( |
6547 | 4977 sub->list.multi[subidx].start_lnum, |
4978 sub->list.multi[subidx].start_col, | |
4979 sub->list.multi[subidx].end_lnum, | |
4980 sub->list.multi[subidx].end_col, | |
4891
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4981 bytelen) == RA_MATCH) |
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4982 return TRUE; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4983 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4984 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4985 else |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4986 { |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4987 if (sub->list.line[subidx].start == NULL |
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4988 || sub->list.line[subidx].end == NULL) |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4989 goto retempty; |
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4990 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
|
4991 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
|
4992 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4993 *bytelen = len; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4994 return TRUE; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4995 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4996 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4997 return FALSE; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4998 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4999 |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5000 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5001 |
7805
0b6c37dd858d
commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7258
diff
changeset
|
5002 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
|
5003 |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5004 /* |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5005 * Check for a match with \z subexpression "subidx". |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5006 * Return TRUE if it matches. |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5007 */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5008 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5009 match_zref( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5010 int subidx, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5011 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
|
5012 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5013 int len; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5014 |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5015 cleanup_zsubexpr(); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5016 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
|
5017 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5018 /* backref was not set, match an empty string */ |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5019 *bytelen = 0; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5020 return TRUE; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5021 } |
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 len = (int)STRLEN(re_extmatch_in->matches[subidx]); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5024 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
|
5025 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5026 *bytelen = len; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5027 return TRUE; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5028 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5029 return FALSE; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5030 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5031 #endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5032 |
4444 | 5033 /* |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5034 * 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
|
5035 * Also reset the IDs to zero. |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5036 * Only used for the recursive value lastlist[1]. |
4444 | 5037 */ |
5038 static void | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5039 nfa_save_listids(nfa_regprog_T *prog, int *list) |
4444 | 5040 { |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5041 int i; |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5042 nfa_state_T *p; |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5043 |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5044 /* 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
|
5045 p = &prog->state[0]; |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5046 for (i = prog->nstate; --i >= 0; ) |
4444 | 5047 { |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5048 list[i] = p->lastlist[1]; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5049 p->lastlist[1] = 0; |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5050 ++p; |
4444 | 5051 } |
5052 } | |
5053 | |
5054 /* | |
5055 * Restore list IDs from "list" to all NFA states. | |
5056 */ | |
5057 static void | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5058 nfa_restore_listids(nfa_regprog_T *prog, int *list) |
4444 | 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 p = &prog->state[0]; |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5064 for (i = prog->nstate; --i >= 0; ) |
4444 | 5065 { |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5066 p->lastlist[1] = list[i]; |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5067 ++p; |
4444 | 5068 } |
5069 } | |
5070 | |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
5071 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5072 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
|
5073 { |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
5074 if (op == 1) return pos > val; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
5075 if (op == 2) return pos < val; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
5076 return val == pos; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
5077 } |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
5078 |
7805
0b6c37dd858d
commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7258
diff
changeset
|
5079 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
|
5080 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
|
5081 |
4444 | 5082 /* |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5083 * Recursively call nfa_regmatch() |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5084 * "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
|
5085 * position). |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5086 */ |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5087 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5088 recursive_regmatch( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5089 nfa_state_T *state, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5090 nfa_pim_T *pim, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5091 nfa_regprog_T *prog, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5092 regsubs_T *submatch, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5093 regsubs_T *m, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5094 int **listids) |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5095 { |
4887
dc78a26f6f64
updated for version 7.3.1189
Bram Moolenaar <bram@vim.org>
parents:
4879
diff
changeset
|
5096 int save_reginput_col = (int)(reginput - regline); |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5097 int save_reglnum = reglnum; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5098 int save_nfa_match = nfa_match; |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5099 int save_nfa_listid = nfa_listid; |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5100 save_se_T *save_nfa_endp = nfa_endp; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5101 save_se_T endpos; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5102 save_se_T *endposp = NULL; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5103 int result; |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5104 int need_restore = FALSE; |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5105 |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5106 if (pim != NULL) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5107 { |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5108 /* 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
|
5109 if (REG_MULTI) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5110 reginput = regline + pim->end.pos.col; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5111 else |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5112 reginput = pim->end.ptr; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5113 } |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5114 |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5115 if (state->c == NFA_START_INVISIBLE_BEFORE |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5116 || state->c == NFA_START_INVISIBLE_BEFORE_FIRST |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5117 || state->c == NFA_START_INVISIBLE_BEFORE_NEG |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5118 || 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
|
5119 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5120 /* 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
|
5121 * not NULL it specifies the current position. */ |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5122 endposp = &endpos; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5123 if (REG_MULTI) |
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 endpos.se_u.pos.col = (int)(reginput - regline); |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5128 endpos.se_u.pos.lnum = reglnum; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5129 } |
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 endpos.se_u.pos = pim->end.pos; |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5132 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5133 else |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5134 { |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5135 if (pim == NULL) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5136 endpos.se_u.ptr = reginput; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5137 else |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5138 endpos.se_u.ptr = pim->end.ptr; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5139 } |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5140 |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5141 /* 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
|
5142 * 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
|
5143 * 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
|
5144 * bytes if possible. */ |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5145 if (state->val <= 0) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5146 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5147 if (REG_MULTI) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5148 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5149 regline = reg_getline(--reglnum); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5150 if (regline == NULL) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5151 /* can't go before the first line */ |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5152 regline = reg_getline(++reglnum); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5153 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5154 reginput = regline; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5155 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5156 else |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5157 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5158 if (REG_MULTI && (int)(reginput - regline) < state->val) |
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 /* 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
|
5161 * previous line. */ |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5162 regline = reg_getline(--reglnum); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5163 if (regline == NULL) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5164 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5165 /* can't go before the first line */ |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5166 regline = reg_getline(++reglnum); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5167 reginput = regline; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5168 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5169 else |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5170 reginput = regline + STRLEN(regline); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5171 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5172 if ((int)(reginput - regline) >= state->val) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5173 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5174 reginput -= state->val; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5175 #ifdef FEAT_MBYTE |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5176 if (has_mbyte) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5177 reginput -= mb_head_off(regline, reginput); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5178 #endif |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5179 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5180 else |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5181 reginput = regline; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5182 } |
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 |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5185 #ifdef ENABLE_LOG |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5186 if (log_fd != stderr) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5187 fclose(log_fd); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5188 log_fd = NULL; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5189 #endif |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5190 /* 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
|
5191 * 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
|
5192 if (nfa_ll_index == 1) |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5193 { |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5194 /* 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
|
5195 * values and clear them. */ |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5196 if (*listids == NULL) |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5197 { |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5198 *listids = (int *)lalloc(sizeof(int) * nstate, TRUE); |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5199 if (*listids == NULL) |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5200 { |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5201 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
|
5202 return 0; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5203 } |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5204 } |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5205 nfa_save_listids(prog, *listids); |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5206 need_restore = TRUE; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5207 /* any value of nfa_listid will do */ |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5208 } |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5209 else |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5210 { |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5211 /* 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
|
5212 * 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
|
5213 * 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
|
5214 ++nfa_ll_index; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5215 if (nfa_listid <= nfa_alt_listid) |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5216 nfa_listid = nfa_alt_listid; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5217 } |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5218 |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5219 /* 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
|
5220 * 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
|
5221 nfa_endp = endposp; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5222 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
|
5223 |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5224 if (need_restore) |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5225 nfa_restore_listids(prog, *listids); |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5226 else |
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 --nfa_ll_index; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5229 nfa_alt_listid = nfa_listid; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5230 } |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5231 |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5232 /* restore position in input text */ |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5233 reglnum = save_reglnum; |
4877
9e36c6b1ebf4
updated for version 7.3.1184
Bram Moolenaar <bram@vim.org>
parents:
4845
diff
changeset
|
5234 if (REG_MULTI) |
9e36c6b1ebf4
updated for version 7.3.1184
Bram Moolenaar <bram@vim.org>
parents:
4845
diff
changeset
|
5235 regline = reg_getline(reglnum); |
4887
dc78a26f6f64
updated for version 7.3.1189
Bram Moolenaar <bram@vim.org>
parents:
4879
diff
changeset
|
5236 reginput = regline + save_reginput_col; |
9371
3666915cac0b
commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents:
9015
diff
changeset
|
5237 if (result != NFA_TOO_EXPENSIVE) |
3666915cac0b
commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents:
9015
diff
changeset
|
5238 { |
3666915cac0b
commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents:
9015
diff
changeset
|
5239 nfa_match = save_nfa_match; |
3666915cac0b
commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents:
9015
diff
changeset
|
5240 nfa_listid = save_nfa_listid; |
3666915cac0b
commit https://github.com/vim/vim/commit/6747fabc7348bf5f41ccfe851e2be3e900ec8ee0
Christian Brabandt <cb@256bit.org>
parents:
9015
diff
changeset
|
5241 } |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5242 nfa_endp = save_nfa_endp; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5243 |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5244 #ifdef ENABLE_LOG |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5245 log_fd = fopen(NFA_REGEXP_RUN_LOG, "a"); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5246 if (log_fd != NULL) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5247 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5248 fprintf(log_fd, "****************************\n"); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5249 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
|
5250 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
|
5251 fprintf(log_fd, "****************************\n"); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5252 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5253 else |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5254 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5255 EMSG(_("Could not open temporary log file for writing, displaying on stderr ... ")); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5256 log_fd = stderr; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5257 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5258 #endif |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5259 |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5260 return result; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5261 } |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5262 |
7805
0b6c37dd858d
commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7258
diff
changeset
|
5263 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
|
5264 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
|
5265 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5266 /* |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5267 * 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
|
5268 * empty match: 0 |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5269 * NFA_ANY: 1 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5270 * specific character: 99 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5271 */ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5272 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5273 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
|
5274 { |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5275 int c = state->c; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5276 int l, r; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5277 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5278 /* detect looping */ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5279 if (depth > 4) |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5280 return 1; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5281 |
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5282 switch (c) |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5283 { |
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5284 case NFA_SPLIT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5285 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
|
5286 /* avoid recursive stuff */ |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5287 return 1; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5288 /* two alternatives, use the lowest failure chance */ |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5289 l = failure_chance(state->out, depth + 1); |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5290 r = failure_chance(state->out1, depth + 1); |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5291 return l < r ? l : r; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5292 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5293 case NFA_ANY: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5294 /* matches anything, unlikely to fail */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5295 return 1; |
4821
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5296 |
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5297 case NFA_MATCH: |
4821
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5298 case NFA_MCLOSE: |
5901 | 5299 case NFA_ANY_COMPOSING: |
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5300 /* empty match works always */ |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5301 return 0; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5302 |
4897
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5303 case NFA_START_INVISIBLE: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5304 case NFA_START_INVISIBLE_FIRST: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5305 case NFA_START_INVISIBLE_NEG: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5306 case NFA_START_INVISIBLE_NEG_FIRST: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5307 case NFA_START_INVISIBLE_BEFORE: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5308 case NFA_START_INVISIBLE_BEFORE_FIRST: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5309 case NFA_START_INVISIBLE_BEFORE_NEG: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5310 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5311 case NFA_START_PATTERN: |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5312 /* recursive regmatch is expensive, use low failure chance */ |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5313 return 5; |
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5314 |
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5315 case NFA_BOL: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5316 case NFA_EOL: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5317 case NFA_BOF: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5318 case NFA_EOF: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5319 case NFA_NEWL: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5320 return 99; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5321 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5322 case NFA_BOW: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5323 case NFA_EOW: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5324 return 90; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5325 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5326 case NFA_MOPEN: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5327 case NFA_MOPEN1: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5328 case NFA_MOPEN2: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5329 case NFA_MOPEN3: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5330 case NFA_MOPEN4: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5331 case NFA_MOPEN5: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5332 case NFA_MOPEN6: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5333 case NFA_MOPEN7: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5334 case NFA_MOPEN8: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5335 case NFA_MOPEN9: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5336 #ifdef FEAT_SYN_HL |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5337 case NFA_ZOPEN: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5338 case NFA_ZOPEN1: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5339 case NFA_ZOPEN2: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5340 case NFA_ZOPEN3: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5341 case NFA_ZOPEN4: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5342 case NFA_ZOPEN5: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5343 case NFA_ZOPEN6: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5344 case NFA_ZOPEN7: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5345 case NFA_ZOPEN8: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5346 case NFA_ZOPEN9: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5347 case NFA_ZCLOSE: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5348 case NFA_ZCLOSE1: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5349 case NFA_ZCLOSE2: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5350 case NFA_ZCLOSE3: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5351 case NFA_ZCLOSE4: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5352 case NFA_ZCLOSE5: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5353 case NFA_ZCLOSE6: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5354 case NFA_ZCLOSE7: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5355 case NFA_ZCLOSE8: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5356 case NFA_ZCLOSE9: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5357 #endif |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5358 case NFA_NOPEN: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5359 case NFA_MCLOSE1: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5360 case NFA_MCLOSE2: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5361 case NFA_MCLOSE3: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5362 case NFA_MCLOSE4: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5363 case NFA_MCLOSE5: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5364 case NFA_MCLOSE6: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5365 case NFA_MCLOSE7: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5366 case NFA_MCLOSE8: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5367 case NFA_MCLOSE9: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5368 case NFA_NCLOSE: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5369 return failure_chance(state->out, depth + 1); |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5370 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5371 case NFA_BACKREF1: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5372 case NFA_BACKREF2: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5373 case NFA_BACKREF3: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5374 case NFA_BACKREF4: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5375 case NFA_BACKREF5: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5376 case NFA_BACKREF6: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5377 case NFA_BACKREF7: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5378 case NFA_BACKREF8: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5379 case NFA_BACKREF9: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5380 #ifdef FEAT_SYN_HL |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5381 case NFA_ZREF1: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5382 case NFA_ZREF2: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5383 case NFA_ZREF3: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5384 case NFA_ZREF4: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5385 case NFA_ZREF5: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5386 case NFA_ZREF6: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5387 case NFA_ZREF7: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5388 case NFA_ZREF8: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5389 case NFA_ZREF9: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5390 #endif |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5391 /* backreferences don't match in many places */ |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5392 return 94; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5393 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5394 case NFA_LNUM_GT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5395 case NFA_LNUM_LT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5396 case NFA_COL_GT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5397 case NFA_COL_LT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5398 case NFA_VCOL_GT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5399 case NFA_VCOL_LT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5400 case NFA_MARK_GT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5401 case NFA_MARK_LT: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5402 case NFA_VISUAL: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5403 /* before/after positions don't match very often */ |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5404 return 85; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5405 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5406 case NFA_LNUM: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5407 return 90; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5408 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5409 case NFA_CURSOR: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5410 case NFA_COL: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5411 case NFA_VCOL: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5412 case NFA_MARK: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5413 /* specific positions rarely match */ |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5414 return 98; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5415 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5416 case NFA_COMPOSING: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5417 return 95; |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5418 |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5419 default: |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5420 if (c > 0) |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5421 /* character match fails often */ |
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5422 return 95; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5423 } |
4742
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 /* something else, includes character classes */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5426 return 50; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5427 } |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5428 |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5429 /* |
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5430 * 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
|
5431 */ |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5432 static int |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5433 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
|
5434 { |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5435 char_u *s; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5436 |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5437 /* 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
|
5438 if (!rex.reg_ic |
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5439 #ifdef FEAT_MBYTE |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5440 && !has_mbyte |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5441 #endif |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5442 ) |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5443 s = vim_strbyte(regline + *colp, c); |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5444 else |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5445 s = cstrchr(regline + *colp, c); |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5446 if (s == NULL) |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5447 return FAIL; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5448 *colp = (int)(s - regline); |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5449 return OK; |
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 |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5452 /* |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5453 * Check for a match with match_text. |
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
5454 * 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
|
5455 * 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
|
5456 */ |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5457 static long |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5458 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
|
5459 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5460 colnr_T col = startcol; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5461 int c1, c2; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5462 int len1, len2; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5463 int match; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5464 |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5465 for (;;) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5466 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5467 match = TRUE; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5468 len2 = MB_CHAR2LEN(regstart); /* skip regstart */ |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5469 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
|
5470 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5471 c1 = PTR2CHAR(match_text + len1); |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5472 c2 = PTR2CHAR(regline + col + len2); |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
5473 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
|
5474 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5475 match = FALSE; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5476 break; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5477 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5478 len2 += MB_CHAR2LEN(c2); |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5479 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5480 if (match |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5481 #ifdef FEAT_MBYTE |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5482 /* check that no composing char follows */ |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5483 && !(enc_utf8 |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5484 && utf_iscomposing(PTR2CHAR(regline + col + len2))) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5485 #endif |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5486 ) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5487 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5488 cleanup_subexpr(); |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5489 if (REG_MULTI) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5490 { |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
5491 rex.reg_startpos[0].lnum = reglnum; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
5492 rex.reg_startpos[0].col = col; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
5493 rex.reg_endpos[0].lnum = reglnum; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
5494 rex.reg_endpos[0].col = col + len2; |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5495 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5496 else |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5497 { |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
5498 rex.reg_startp[0] = regline + col; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
5499 rex.reg_endp[0] = regline + col + len2; |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5500 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5501 return 1L; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5502 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5503 |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5504 /* Try finding regstart after the current match. */ |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5505 col += MB_CHAR2LEN(regstart); /* skip regstart */ |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5506 if (skip_to_start(regstart, &col) == FAIL) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5507 break; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5508 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5509 return 0L; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5510 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5511 |
11521
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5512 #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
|
5513 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
|
5514 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
|
5515 { |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5516 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
|
5517 { |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5518 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
|
5519 *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
|
5520 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
|
5521 } |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5522 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
|
5523 } |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5524 #endif |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5525 |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5526 /* |
4444 | 5527 * Main matching routine. |
5528 * | |
5529 * Run NFA to determine whether it matches reginput. | |
5530 * | |
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
5531 * 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
|
5532 * |
4444 | 5533 * Return TRUE if there is a match, FALSE otherwise. |
5372 | 5534 * When there is a match "submatch" contains the positions. |
4444 | 5535 * Note: Caller must ensure that: start != NULL. |
5536 */ | |
5537 static int | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5538 nfa_regmatch( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5539 nfa_regprog_T *prog, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5540 nfa_state_T *start, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5541 regsubs_T *submatch, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5542 regsubs_T *m) |
4444 | 5543 { |
5544 int result; | |
6545 | 5545 size_t size = 0; |
4444 | 5546 int flag = 0; |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5547 int go_to_nextline = FALSE; |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5548 nfa_thread_T *t; |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5549 nfa_list_T list[2]; |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5550 int listidx; |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5551 nfa_list_T *thislist; |
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5552 nfa_list_T *nextlist; |
4444 | 5553 int *listids = NULL; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5554 nfa_state_T *add_state; |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5555 int add_here; |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5556 int add_count; |
4819
8c4324e6f477
updated for version 7.3.1156
Bram Moolenaar <bram@vim.org>
parents:
4815
diff
changeset
|
5557 int add_off = 0; |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5558 int toplevel = start->c == NFA_MOPEN; |
4460 | 5559 #ifdef NFA_REGEXP_DEBUG_LOG |
8989
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5560 FILE *debug; |
4444 | 5561 #endif |
8989
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5562 |
5310 | 5563 /* Some patterns may take a long time to match, especially when using |
5564 * recursive_regmatch(). Allow interrupting them with CTRL-C. */ | |
5565 fast_breakcheck(); | |
5566 if (got_int) | |
5567 return FALSE; | |
6573 | 5568 #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
|
5569 if (nfa_did_time_out()) |
6573 | 5570 return FALSE; |
5571 #endif | |
5310 | 5572 |
8989
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5573 #ifdef NFA_REGEXP_DEBUG_LOG |
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5574 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
|
5575 if (debug == NULL) |
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5576 { |
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5577 EMSG2(_("(NFA) COULD NOT OPEN %s !"), NFA_REGEXP_DEBUG_LOG); |
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5578 return FALSE; |
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5579 } |
e600e696c0a1
commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents:
8841
diff
changeset
|
5580 #endif |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
5581 nfa_match = FALSE; |
4444 | 5582 |
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
5583 /* Allocate memory for the lists of nodes. */ |
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5584 size = (nstate + 1) * sizeof(nfa_thread_T); |
6547 | 5585 |
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5586 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
|
5587 list[0].len = nstate + 1; |
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5588 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
|
5589 list[1].len = nstate + 1; |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5590 if (list[0].t == NULL || list[1].t == NULL) |
4444 | 5591 goto theend; |
5592 | |
5593 #ifdef ENABLE_LOG | |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
5594 log_fd = fopen(NFA_REGEXP_RUN_LOG, "a"); |
4444 | 5595 if (log_fd != NULL) |
5596 { | |
5597 fprintf(log_fd, "**********************************\n"); | |
5598 nfa_set_code(start->c); | |
5599 fprintf(log_fd, " RUNNING nfa_regmatch() starting with state %d, code %s\n", | |
5600 abs(start->id), code); | |
5601 fprintf(log_fd, "**********************************\n"); | |
5602 } | |
5603 else | |
5604 { | |
5605 EMSG(_("Could not open temporary log file for writing, displaying on stderr ... ")); | |
5606 log_fd = stderr; | |
5607 } | |
5608 #endif | |
5609 | |
5610 thislist = &list[0]; | |
5611 thislist->n = 0; | |
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
5612 thislist->has_pim = FALSE; |
4444 | 5613 nextlist = &list[1]; |
5614 nextlist->n = 0; | |
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
5615 nextlist->has_pim = FALSE; |
4444 | 5616 #ifdef ENABLE_LOG |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5617 fprintf(log_fd, "(---) STARTSTATE first\n"); |
4444 | 5618 #endif |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5619 thislist->id = nfa_listid + 1; |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5620 |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5621 /* 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
|
5622 * it's the first MOPEN. */ |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5623 if (toplevel) |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5624 { |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5625 if (REG_MULTI) |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5626 { |
6547 | 5627 m->norm.list.multi[0].start_lnum = reglnum; |
5628 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
|
5629 } |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5630 else |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5631 m->norm.list.line[0].start = reginput; |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5632 m->norm.in_use = 1; |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5633 addstate(thislist, start->out, m, NULL, 0); |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5634 } |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5635 else |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5636 addstate(thislist, start, m, NULL, 0); |
4444 | 5637 |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5638 #define ADD_STATE_IF_MATCH(state) \ |
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5639 if (result) { \ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5640 add_state = state->out; \ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5641 add_off = clen; \ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5642 } |
4444 | 5643 |
5644 /* | |
5645 * Run for each character. | |
5646 */ | |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5647 for (;;) |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5648 { |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5649 int curc; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5650 int clen; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5651 |
4444 | 5652 #ifdef FEAT_MBYTE |
5653 if (has_mbyte) | |
5654 { | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5655 curc = (*mb_ptr2char)(reginput); |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5656 clen = (*mb_ptr2len)(reginput); |
4444 | 5657 } |
5658 else | |
5659 #endif | |
5660 { | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5661 curc = *reginput; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5662 clen = 1; |
4444 | 5663 } |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5664 if (curc == NUL) |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5665 { |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5666 clen = 0; |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5667 go_to_nextline = FALSE; |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5668 } |
4444 | 5669 |
5670 /* swap lists */ | |
5671 thislist = &list[flag]; | |
5672 nextlist = &list[flag ^= 1]; | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
5673 nextlist->n = 0; /* clear nextlist */ |
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
5674 nextlist->has_pim = FALSE; |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5675 ++nfa_listid; |
6328 | 5676 if (prog->re_engine == AUTOMATIC_ENGINE && nfa_listid >= NFA_MAX_STATES) |
5677 { | |
5678 /* too many states, retry with old engine */ | |
5679 nfa_match = NFA_TOO_EXPENSIVE; | |
5680 goto theend; | |
5681 } | |
5682 | |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5683 thislist->id = nfa_listid; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5684 nextlist->id = nfa_listid + 1; |
4444 | 5685 |
5686 #ifdef ENABLE_LOG | |
5687 fprintf(log_fd, "------------------------------------------\n"); | |
5688 fprintf(log_fd, ">>> Reginput is \"%s\"\n", reginput); | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5689 fprintf(log_fd, ">>> Advanced one character ... Current char is %c (code %d) \n", curc, (int)curc); |
4444 | 5690 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
|
5691 { |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5692 int i; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5693 |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5694 for (i = 0; i < thislist->n; i++) |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5695 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
|
5696 } |
4444 | 5697 fprintf(log_fd, "\n"); |
5698 #endif | |
5699 | |
4460 | 5700 #ifdef NFA_REGEXP_DEBUG_LOG |
4444 | 5701 fprintf(debug, "\n-------------------\n"); |
5702 #endif | |
4480 | 5703 /* |
5704 * If the state lists are empty we can stop. | |
5705 */ | |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5706 if (thislist->n == 0) |
4480 | 5707 break; |
4444 | 5708 |
5709 /* compute nextlist */ | |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5710 for (listidx = 0; listidx < thislist->n; ++listidx) |
4444 | 5711 { |
11521
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5712 /* 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
|
5713 * 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
|
5714 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
|
5715 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
|
5716 break; |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5717 #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
|
5718 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
|
5719 { |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5720 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
|
5721 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
|
5722 break; |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5723 } |
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
5724 #endif |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5725 t = &thislist->t[listidx]; |
4444 | 5726 |
4460 | 5727 #ifdef NFA_REGEXP_DEBUG_LOG |
4444 | 5728 nfa_set_code(t->state->c); |
5729 fprintf(debug, "%s, ", code); | |
5730 #endif | |
5731 #ifdef ENABLE_LOG | |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5732 { |
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5733 int col; |
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5734 |
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
5735 if (t->subs.norm.in_use <= 0) |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5736 col = -1; |
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5737 else if (REG_MULTI) |
6547 | 5738 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
|
5739 else |
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
5740 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
|
5741 nfa_set_code(t->state->c); |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5742 fprintf(log_fd, "(%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
|
5743 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
|
5744 pim_info(&t->pim)); |
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5745 } |
4444 | 5746 #endif |
5747 | |
5748 /* | |
5749 * Handle the possible codes of the current state. | |
5750 * The most important is NFA_MATCH. | |
5751 */ | |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5752 add_state = NULL; |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5753 add_here = FALSE; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5754 add_count = 0; |
4444 | 5755 switch (t->state->c) |
5756 { | |
5757 case NFA_MATCH: | |
4567
96c1a7850097
updated for version 7.3.1031
Bram Moolenaar <bram@vim.org>
parents:
4565
diff
changeset
|
5758 { |
5901 | 5759 #ifdef FEAT_MBYTE |
5760 /* 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
|
5761 * 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
|
5762 if (enc_utf8 && !rex.reg_icombine && utf_iscomposing(curc)) |
5901 | 5763 break; |
5764 #endif | |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
5765 nfa_match = TRUE; |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5766 copy_sub(&submatch->norm, &t->subs.norm); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5767 #ifdef FEAT_SYN_HL |
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5768 if (nfa_has_zsubexpr) |
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5769 copy_sub(&submatch->synt, &t->subs.synt); |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5770 #endif |
4444 | 5771 #ifdef ENABLE_LOG |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5772 log_subsexpr(&t->subs); |
4444 | 5773 #endif |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5774 /* 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
|
5775 * 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
|
5776 * 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
|
5777 * correct. */ |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5778 if (nextlist->n == 0) |
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
5779 clen = 0; |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5780 goto nextchar; |
4567
96c1a7850097
updated for version 7.3.1031
Bram Moolenaar <bram@vim.org>
parents:
4565
diff
changeset
|
5781 } |
4444 | 5782 |
5783 case NFA_END_INVISIBLE: | |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5784 case NFA_END_INVISIBLE_NEG: |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5785 case NFA_END_PATTERN: |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5786 /* |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5787 * 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
|
5788 * NFA_START_INVISIBLE_BEFORE node. |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5789 * They surround a zero-width group, used with "\@=", "\&", |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5790 * "\@!", "\@<=" and "\@<!". |
4444 | 5791 * If we got here, it means that the current "invisible" group |
5792 * 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
|
5793 * 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
|
5794 * in the position in "nfa_endp". |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5795 * 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
|
5796 */ |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5797 #ifdef ENABLE_LOG |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5798 if (nfa_endp != NULL) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5799 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5800 if (REG_MULTI) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5801 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
|
5802 (int)reglnum, |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5803 (int)nfa_endp->se_u.pos.lnum, |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5804 (int)(reginput - regline), |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5805 nfa_endp->se_u.pos.col); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5806 else |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5807 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
|
5808 (int)(reginput - regline), |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5809 (int)(nfa_endp->se_u.ptr - reginput)); |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5810 } |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5811 #endif |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5812 /* 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
|
5813 * "nfa_endp" */ |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5814 if (nfa_endp != NULL && (REG_MULTI |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5815 ? (reglnum != nfa_endp->se_u.pos.lnum |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5816 || (int)(reginput - regline) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5817 != nfa_endp->se_u.pos.col) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5818 : reginput != nfa_endp->se_u.ptr)) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5819 break; |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5820 |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5821 /* do not set submatches for \@! */ |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5822 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
|
5823 { |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5824 copy_sub(&m->norm, &t->subs.norm); |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5825 #ifdef FEAT_SYN_HL |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5826 if (nfa_has_zsubexpr) |
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5827 copy_sub(&m->synt, &t->subs.synt); |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5828 #endif |
4444 | 5829 } |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5830 #ifdef ENABLE_LOG |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5831 fprintf(log_fd, "Match found:\n"); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5832 log_subsexpr(m); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5833 #endif |
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5834 nfa_match = TRUE; |
5334 | 5835 /* See comment above at "goto nextchar". */ |
5836 if (nextlist->n == 0) | |
5837 clen = 0; | |
5838 goto nextchar; | |
4444 | 5839 |
5840 case NFA_START_INVISIBLE: | |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5841 case NFA_START_INVISIBLE_FIRST: |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5842 case NFA_START_INVISIBLE_NEG: |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5843 case NFA_START_INVISIBLE_NEG_FIRST: |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5844 case NFA_START_INVISIBLE_BEFORE: |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5845 case NFA_START_INVISIBLE_BEFORE_FIRST: |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5846 case NFA_START_INVISIBLE_BEFORE_NEG: |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5847 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
4444 | 5848 { |
4821
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5849 #ifdef ENABLE_LOG |
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5850 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
|
5851 failure_chance(t->state->out, 0), |
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5852 failure_chance(t->state->out1->out, 0)); |
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5853 #endif |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5854 /* 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
|
5855 * nfa_postprocess() detected it will work better. */ |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5856 if (t->pim.result != NFA_PIM_UNUSED |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5857 || t->state->c == NFA_START_INVISIBLE_FIRST |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5858 || t->state->c == NFA_START_INVISIBLE_NEG_FIRST |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5859 || t->state->c == NFA_START_INVISIBLE_BEFORE_FIRST |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5860 || 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
|
5861 { |
5029
c9e2ccc53f2e
updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents:
5006
diff
changeset
|
5862 int in_use = m->norm.in_use; |
c9e2ccc53f2e
updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents:
5006
diff
changeset
|
5863 |
5370 | 5864 /* Copy submatch info for the recursive call, opposite |
5865 * of what happens on success below. */ | |
4997
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
5866 copy_sub_off(&m->norm, &t->subs.norm); |
5370 | 5867 #ifdef FEAT_SYN_HL |
5868 if (nfa_has_zsubexpr) | |
5869 copy_sub_off(&m->synt, &t->subs.synt); | |
5870 #endif | |
4997
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
5871 |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5872 /* |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5873 * First try matching the invisible match, then what |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5874 * follows. |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5875 */ |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5876 result = recursive_regmatch(t->state, NULL, prog, |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5877 submatch, m, &listids); |
6328 | 5878 if (result == NFA_TOO_EXPENSIVE) |
5879 { | |
5880 nfa_match = result; | |
5881 goto theend; | |
5882 } | |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5883 |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5884 /* 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
|
5885 * FALSE */ |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5886 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
|
5887 || t->state->c == NFA_START_INVISIBLE_NEG_FIRST |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5888 || t->state->c |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5889 == NFA_START_INVISIBLE_BEFORE_NEG |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5890 || t->state->c |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5891 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)) |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5892 { |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5893 /* Copy submatch info from the recursive call */ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5894 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
|
5895 #ifdef FEAT_SYN_HL |
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5896 if (nfa_has_zsubexpr) |
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5897 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
|
5898 #endif |
5372 | 5899 /* If the pattern has \ze and it matched in the |
5900 * sub pattern, use it. */ | |
5901 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
|
5902 |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5903 /* t->state->out1 is the corresponding |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5904 * 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
|
5905 * list (zero-width match). */ |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5906 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5907 add_state = t->state->out1->out; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5908 } |
5029
c9e2ccc53f2e
updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents:
5006
diff
changeset
|
5909 m->norm.in_use = in_use; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5910 } |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5911 else |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5912 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5913 nfa_pim_T pim; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5914 |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5915 /* |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5916 * 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
|
5917 * 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
|
5918 * 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
|
5919 * about the invisible match. |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5920 */ |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5921 pim.state = t->state; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5922 pim.result = NFA_PIM_TODO; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5923 pim.subs.norm.in_use = 0; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5924 #ifdef FEAT_SYN_HL |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5925 pim.subs.synt.in_use = 0; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5926 #endif |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5927 if (REG_MULTI) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5928 { |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5929 pim.end.pos.col = (int)(reginput - regline); |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5930 pim.end.pos.lnum = reglnum; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5931 } |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5932 else |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5933 pim.end.ptr = reginput; |
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 /* t->state->out1 is the corresponding END_INVISIBLE |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5936 * 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
|
5937 * match). */ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5938 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
|
5939 &pim, &listidx); |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5940 } |
4444 | 5941 } |
5942 break; | |
5943 | |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5944 case NFA_START_PATTERN: |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5945 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5946 nfa_state_T *skip = NULL; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5947 #ifdef ENABLE_LOG |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5948 int skip_lid = 0; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5949 #endif |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5950 |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5951 /* 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
|
5952 * 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
|
5953 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
|
5954 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5955 skip = t->state->out1->out; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5956 #ifdef ENABLE_LOG |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5957 skip_lid = nextlist->id; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5958 #endif |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5959 } |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5960 else if (state_in_list(nextlist, |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5961 t->state->out1->out->out, &t->subs)) |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5962 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5963 skip = t->state->out1->out->out; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5964 #ifdef ENABLE_LOG |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5965 skip_lid = nextlist->id; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5966 #endif |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5967 } |
4897
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5968 else if (state_in_list(thislist, |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5969 t->state->out1->out->out, &t->subs)) |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5970 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5971 skip = t->state->out1->out->out; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5972 #ifdef ENABLE_LOG |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5973 skip_lid = thislist->id; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5974 #endif |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5975 } |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5976 if (skip != NULL) |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5977 { |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5978 #ifdef ENABLE_LOG |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5979 nfa_set_code(skip->c); |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5980 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
|
5981 abs(skip->id), skip_lid, skip->c, code); |
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 break; |
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5984 } |
5370 | 5985 /* Copy submatch info to the recursive call, opposite of what |
5986 * happens afterwards. */ | |
5987 copy_sub_off(&m->norm, &t->subs.norm); | |
5988 #ifdef FEAT_SYN_HL | |
5989 if (nfa_has_zsubexpr) | |
5990 copy_sub_off(&m->synt, &t->subs.synt); | |
5991 #endif | |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5992 |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5993 /* First try matching the pattern. */ |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5994 result = recursive_regmatch(t->state, NULL, prog, |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5995 submatch, m, &listids); |
6328 | 5996 if (result == NFA_TOO_EXPENSIVE) |
5997 { | |
5998 nfa_match = result; | |
5999 goto theend; | |
6000 } | |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6001 if (result) |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6002 { |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6003 int bytelen; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6004 |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6005 #ifdef ENABLE_LOG |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6006 fprintf(log_fd, "NFA_START_PATTERN matches:\n"); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6007 log_subsexpr(m); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6008 #endif |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6009 /* Copy submatch info from the recursive call */ |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6010 copy_sub_off(&t->subs.norm, &m->norm); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6011 #ifdef FEAT_SYN_HL |
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
6012 if (nfa_has_zsubexpr) |
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
6013 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
|
6014 #endif |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6015 /* 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
|
6016 * continue with what follows. */ |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6017 if (REG_MULTI) |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6018 /* TODO: multi-line match */ |
6547 | 6019 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
|
6020 - (int)(reginput - regline); |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6021 else |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6022 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
|
6023 |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6024 #ifdef ENABLE_LOG |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6025 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
|
6026 #endif |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6027 if (bytelen == 0) |
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 /* empty match, output of corresponding |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6030 * 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
|
6031 * position */ |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6032 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6033 add_state = t->state->out1->out->out; |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6034 } |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6035 else if (bytelen <= clen) |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6036 { |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6037 /* match current character, output of corresponding |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6038 * 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
|
6039 add_state = t->state->out1->out->out; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6040 add_off = clen; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6041 } |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6042 else |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6043 { |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6044 /* skip over the matched characters, set character |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6045 * count in NFA_SKIP */ |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6046 add_state = t->state->out1->out; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6047 add_off = bytelen; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6048 add_count = bytelen - clen; |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6049 } |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6050 } |
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6051 break; |
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
6052 } |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6053 |
4444 | 6054 case NFA_BOL: |
6055 if (reginput == regline) | |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6056 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6057 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6058 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6059 } |
4444 | 6060 break; |
6061 | |
6062 case NFA_EOL: | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6063 if (curc == NUL) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6064 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6065 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6066 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6067 } |
4444 | 6068 break; |
6069 | |
6070 case NFA_BOW: | |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6071 result = TRUE; |
4444 | 6072 |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6073 if (curc == NUL) |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6074 result = FALSE; |
4444 | 6075 #ifdef FEAT_MBYTE |
6076 else if (has_mbyte) | |
6077 { | |
6078 int this_class; | |
6079 | |
6080 /* 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
|
6081 this_class = mb_get_class_buf(reginput, rex.reg_buf); |
4444 | 6082 if (this_class <= 1) |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6083 result = FALSE; |
4444 | 6084 else if (reg_prev_class() == this_class) |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6085 result = FALSE; |
4444 | 6086 } |
6087 #endif | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6088 else if (!vim_iswordc_buf(curc, rex.reg_buf) |
4503 | 6089 || (reginput > regline |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6090 && 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
|
6091 result = FALSE; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6092 if (result) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6093 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6094 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6095 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6096 } |
4444 | 6097 break; |
6098 | |
6099 case NFA_EOW: | |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6100 result = TRUE; |
4444 | 6101 if (reginput == regline) |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6102 result = FALSE; |
4444 | 6103 #ifdef FEAT_MBYTE |
6104 else if (has_mbyte) | |
6105 { | |
6106 int this_class, prev_class; | |
6107 | |
6108 /* 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
|
6109 this_class = mb_get_class_buf(reginput, rex.reg_buf); |
4444 | 6110 prev_class = reg_prev_class(); |
6111 if (this_class == prev_class | |
6112 || prev_class == 0 || prev_class == 1) | |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6113 result = FALSE; |
4444 | 6114 } |
6115 #endif | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6116 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
|
6117 || (reginput[0] != NUL |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6118 && vim_iswordc_buf(curc, rex.reg_buf))) |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6119 result = FALSE; |
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6120 if (result) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6121 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6122 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6123 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6124 } |
4444 | 6125 break; |
6126 | |
4671
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
6127 case NFA_BOF: |
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
6128 if (reglnum == 0 && reginput == regline |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6129 && (!REG_MULTI || rex.reg_firstlnum == 1)) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6130 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6131 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6132 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6133 } |
4671
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
6134 break; |
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
6135 |
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
6136 case NFA_EOF: |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6137 if (reglnum == rex.reg_maxline && curc == NUL) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6138 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6139 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6140 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6141 } |
4671
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
6142 break; |
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
6143 |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6144 #ifdef FEAT_MBYTE |
4444 | 6145 case NFA_COMPOSING: |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6146 { |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6147 int mc = curc; |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
6148 int len = 0; |
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
6149 nfa_state_T *end; |
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
6150 nfa_state_T *sta; |
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6151 int cchars[MAX_MCO]; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6152 int ccount = 0; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6153 int j; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6154 |
4444 | 6155 sta = t->state->out; |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6156 len = 0; |
4535
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6157 if (utf_iscomposing(sta->c)) |
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6158 { |
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6159 /* Only match composing character(s), ignore base |
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6160 * character. Used for ".{composing}" and "{composing}" |
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6161 * (no preceding character). */ |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6162 len += mb_char2len(mc); |
4535
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6163 } |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6164 if (rex.reg_icombine && len == 0) |
4444 | 6165 { |
4535
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6166 /* If \Z was present, then ignore composing characters. |
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
6167 * When ignoring the base character this always matches. */ |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6168 if (len == 0 && sta->c != curc) |
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
6169 result = FAIL; |
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6170 else |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6171 result = OK; |
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
6172 while (sta->c != NFA_END_COMPOSING) |
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
6173 sta = sta->out; |
4444 | 6174 } |
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6175 |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6176 /* Check base character matches first, unless ignored. */ |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6177 else if (len > 0 || mc == sta->c) |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6178 { |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6179 if (len == 0) |
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
6180 { |
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
6181 len += mb_char2len(mc); |
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
6182 sta = sta->out; |
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
6183 } |
4444 | 6184 |
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6185 /* 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
|
6186 * Get them into cchars[] first. */ |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6187 while (len < clen) |
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6188 { |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6189 mc = mb_ptr2char(reginput + len); |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6190 cchars[ccount++] = mc; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6191 len += mb_char2len(mc); |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6192 if (ccount == MAX_MCO) |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6193 break; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6194 } |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6195 |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6196 /* 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
|
6197 * 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
|
6198 * composing chars are matched. */ |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6199 result = OK; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6200 while (sta->c != NFA_END_COMPOSING) |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6201 { |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6202 for (j = 0; j < ccount; ++j) |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6203 if (cchars[j] == sta->c) |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6204 break; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6205 if (j == ccount) |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6206 { |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6207 result = FAIL; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6208 break; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6209 } |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6210 sta = sta->out; |
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6211 } |
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 else |
4525
36ddcf4cecbc
updated for version 7.3.1010
Bram Moolenaar <bram@vim.org>
parents:
4517
diff
changeset
|
6214 result = FAIL; |
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
6215 |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6216 end = t->state->out1; /* NFA_END_COMPOSING */ |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6217 ADD_STATE_IF_MATCH(end); |
4444 | 6218 break; |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6219 } |
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6220 #endif |
4444 | 6221 |
6222 case NFA_NEWL: | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6223 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
|
6224 && reglnum <= rex.reg_maxline) |
4444 | 6225 { |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6226 go_to_nextline = TRUE; |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6227 /* 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
|
6228 * at the start of the next line. */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6229 add_state = t->state->out; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6230 add_off = -1; |
4444 | 6231 } |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6232 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
|
6233 { |
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6234 /* 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
|
6235 add_state = t->state->out; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6236 add_off = 1; |
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6237 } |
4444 | 6238 break; |
6239 | |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6240 case NFA_START_COLL: |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6241 case NFA_START_NEG_COLL: |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6242 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6243 /* 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
|
6244 * 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
|
6245 nfa_state_T *state; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6246 int result_if_matched; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6247 int c1, c2; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6248 |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6249 /* 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
|
6250 * as a separate state with an OR. */ |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6251 if (curc == NUL) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6252 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6253 |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6254 state = t->state->out; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6255 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
|
6256 for (;;) |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6257 { |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6258 if (state->c == NFA_END_COLL) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6259 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6260 result = !result_if_matched; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6261 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6262 } |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6263 if (state->c == NFA_RANGE_MIN) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6264 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6265 c1 = state->val; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6266 state = state->out; /* advance to NFA_RANGE_MAX */ |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6267 c2 = state->val; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6268 #ifdef ENABLE_LOG |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6269 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
|
6270 curc, c1, c2); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6271 #endif |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6272 if (curc >= c1 && curc <= c2) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6273 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6274 result = result_if_matched; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6275 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6276 } |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6277 if (rex.reg_ic) |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6278 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6279 int curc_low = MB_TOLOWER(curc); |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6280 int done = FALSE; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6281 |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6282 for ( ; c1 <= c2; ++c1) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6283 if (MB_TOLOWER(c1) == curc_low) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6284 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6285 result = result_if_matched; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6286 done = TRUE; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6287 break; |
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 if (done) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6290 break; |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6291 } |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6292 } |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6293 else if (state->c < 0 ? check_char_class(state->c, curc) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6294 : (curc == state->c |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6295 || (rex.reg_ic && MB_TOLOWER(curc) |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6296 == MB_TOLOWER(state->c)))) |
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 } |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6301 state = state->out; |
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 if (result) |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6304 { |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6305 /* 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
|
6306 * START points to the END state */ |
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6307 add_state = t->state->out1->out; |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6308 add_off = clen; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6309 } |
4444 | 6310 break; |
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6311 } |
4444 | 6312 |
6313 case NFA_ANY: | |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6314 /* 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
|
6315 if (curc > 0) |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6316 { |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6317 add_state = t->state->out; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6318 add_off = clen; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6319 } |
4444 | 6320 break; |
6321 | |
5901 | 6322 case NFA_ANY_COMPOSING: |
6323 /* On a composing character skip over it. Otherwise do | |
6324 * nothing. Always matches. */ | |
6325 #ifdef FEAT_MBYTE | |
6326 if (enc_utf8 && utf_iscomposing(curc)) | |
6327 { | |
6328 add_off = clen; | |
6329 } | |
6330 else | |
6331 #endif | |
6332 { | |
6333 add_here = TRUE; | |
6334 add_off = 0; | |
6335 } | |
6336 add_state = t->state->out; | |
6337 break; | |
6338 | |
4444 | 6339 /* |
6340 * Character classes like \a for alpha, \d for digit etc. | |
6341 */ | |
6342 case NFA_IDENT: /* \i */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6343 result = vim_isIDc(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6344 ADD_STATE_IF_MATCH(t->state); |
4444 | 6345 break; |
6346 | |
6347 case NFA_SIDENT: /* \I */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6348 result = !VIM_ISDIGIT(curc) && vim_isIDc(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6349 ADD_STATE_IF_MATCH(t->state); |
4444 | 6350 break; |
6351 | |
6352 case NFA_KWORD: /* \k */ | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6353 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
|
6354 ADD_STATE_IF_MATCH(t->state); |
4444 | 6355 break; |
6356 | |
6357 case NFA_SKWORD: /* \K */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6358 result = !VIM_ISDIGIT(curc) |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6359 && vim_iswordp_buf(reginput, rex.reg_buf); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6360 ADD_STATE_IF_MATCH(t->state); |
4444 | 6361 break; |
6362 | |
6363 case NFA_FNAME: /* \f */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6364 result = vim_isfilec(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6365 ADD_STATE_IF_MATCH(t->state); |
4444 | 6366 break; |
6367 | |
6368 case NFA_SFNAME: /* \F */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6369 result = !VIM_ISDIGIT(curc) && vim_isfilec(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6370 ADD_STATE_IF_MATCH(t->state); |
4444 | 6371 break; |
6372 | |
6373 case NFA_PRINT: /* \p */ | |
5221
9982ec574beb
updated for version 7.4a.036
Bram Moolenaar <bram@vim.org>
parents:
5212
diff
changeset
|
6374 result = vim_isprintc(PTR2CHAR(reginput)); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6375 ADD_STATE_IF_MATCH(t->state); |
4444 | 6376 break; |
6377 | |
6378 case NFA_SPRINT: /* \P */ | |
5221
9982ec574beb
updated for version 7.4a.036
Bram Moolenaar <bram@vim.org>
parents:
5212
diff
changeset
|
6379 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
|
6380 ADD_STATE_IF_MATCH(t->state); |
4444 | 6381 break; |
6382 | |
6383 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
|
6384 result = VIM_ISWHITE(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6385 ADD_STATE_IF_MATCH(t->state); |
4444 | 6386 break; |
6387 | |
6388 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
|
6389 result = curc != NUL && !VIM_ISWHITE(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6390 ADD_STATE_IF_MATCH(t->state); |
4444 | 6391 break; |
6392 | |
6393 case NFA_DIGIT: /* \d */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6394 result = ri_digit(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6395 ADD_STATE_IF_MATCH(t->state); |
4444 | 6396 break; |
6397 | |
6398 case NFA_NDIGIT: /* \D */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6399 result = curc != NUL && !ri_digit(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6400 ADD_STATE_IF_MATCH(t->state); |
4444 | 6401 break; |
6402 | |
6403 case NFA_HEX: /* \x */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6404 result = ri_hex(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6405 ADD_STATE_IF_MATCH(t->state); |
4444 | 6406 break; |
6407 | |
6408 case NFA_NHEX: /* \X */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6409 result = curc != NUL && !ri_hex(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6410 ADD_STATE_IF_MATCH(t->state); |
4444 | 6411 break; |
6412 | |
6413 case NFA_OCTAL: /* \o */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6414 result = ri_octal(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6415 ADD_STATE_IF_MATCH(t->state); |
4444 | 6416 break; |
6417 | |
6418 case NFA_NOCTAL: /* \O */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6419 result = curc != NUL && !ri_octal(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6420 ADD_STATE_IF_MATCH(t->state); |
4444 | 6421 break; |
6422 | |
6423 case NFA_WORD: /* \w */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6424 result = ri_word(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6425 ADD_STATE_IF_MATCH(t->state); |
4444 | 6426 break; |
6427 | |
6428 case NFA_NWORD: /* \W */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6429 result = curc != NUL && !ri_word(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6430 ADD_STATE_IF_MATCH(t->state); |
4444 | 6431 break; |
6432 | |
6433 case NFA_HEAD: /* \h */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6434 result = ri_head(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6435 ADD_STATE_IF_MATCH(t->state); |
4444 | 6436 break; |
6437 | |
6438 case NFA_NHEAD: /* \H */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6439 result = curc != NUL && !ri_head(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6440 ADD_STATE_IF_MATCH(t->state); |
4444 | 6441 break; |
6442 | |
6443 case NFA_ALPHA: /* \a */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6444 result = ri_alpha(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6445 ADD_STATE_IF_MATCH(t->state); |
4444 | 6446 break; |
6447 | |
6448 case NFA_NALPHA: /* \A */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6449 result = curc != NUL && !ri_alpha(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6450 ADD_STATE_IF_MATCH(t->state); |
4444 | 6451 break; |
6452 | |
6453 case NFA_LOWER: /* \l */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6454 result = ri_lower(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6455 ADD_STATE_IF_MATCH(t->state); |
4444 | 6456 break; |
6457 | |
6458 case NFA_NLOWER: /* \L */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6459 result = curc != NUL && !ri_lower(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6460 ADD_STATE_IF_MATCH(t->state); |
4444 | 6461 break; |
6462 | |
6463 case NFA_UPPER: /* \u */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6464 result = ri_upper(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6465 ADD_STATE_IF_MATCH(t->state); |
4444 | 6466 break; |
6467 | |
6468 case NFA_NUPPER: /* \U */ | |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6469 result = curc != NUL && !ri_upper(curc); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6470 ADD_STATE_IF_MATCH(t->state); |
4444 | 6471 break; |
6472 | |
5296 | 6473 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
|
6474 result = ri_lower(curc) || (rex.reg_ic && ri_upper(curc)); |
5296 | 6475 ADD_STATE_IF_MATCH(t->state); |
6476 break; | |
6477 | |
6478 case NFA_NLOWER_IC: /* [^a-z] */ | |
6479 result = curc != NUL | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6480 && !(ri_lower(curc) || (rex.reg_ic && ri_upper(curc))); |
5296 | 6481 ADD_STATE_IF_MATCH(t->state); |
6482 break; | |
6483 | |
6484 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
|
6485 result = ri_upper(curc) || (rex.reg_ic && ri_lower(curc)); |
5296 | 6486 ADD_STATE_IF_MATCH(t->state); |
6487 break; | |
6488 | |
6489 case NFA_NUPPER_IC: /* ^[A-Z] */ | |
6490 result = curc != NUL | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6491 && !(ri_upper(curc) || (rex.reg_ic && ri_lower(curc))); |
5296 | 6492 ADD_STATE_IF_MATCH(t->state); |
6493 break; | |
6494 | |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6495 case NFA_BACKREF1: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6496 case NFA_BACKREF2: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6497 case NFA_BACKREF3: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6498 case NFA_BACKREF4: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6499 case NFA_BACKREF5: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6500 case NFA_BACKREF6: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6501 case NFA_BACKREF7: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6502 case NFA_BACKREF8: |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6503 case NFA_BACKREF9: |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6504 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6505 case NFA_ZREF1: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6506 case NFA_ZREF2: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6507 case NFA_ZREF3: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6508 case NFA_ZREF4: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6509 case NFA_ZREF5: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6510 case NFA_ZREF6: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6511 case NFA_ZREF7: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6512 case NFA_ZREF8: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6513 case NFA_ZREF9: |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6514 #endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6515 /* \1 .. \9 \z1 .. \z9 */ |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6516 { |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6517 int subidx; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6518 int bytelen; |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6519 |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6520 if (t->state->c <= NFA_BACKREF9) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6521 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6522 subidx = t->state->c - NFA_BACKREF1 + 1; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6523 result = match_backref(&t->subs.norm, subidx, &bytelen); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6524 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6525 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6526 else |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6527 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6528 subidx = t->state->c - NFA_ZREF1 + 1; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6529 result = match_zref(subidx, &bytelen); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6530 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6531 #endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6532 |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6533 if (result) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6534 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6535 if (bytelen == 0) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6536 { |
4692
08fbb1ce1bc5
updated for version 7.3.1093
Bram Moolenaar <bram@vim.org>
parents:
4690
diff
changeset
|
6537 /* 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
|
6538 * used next */ |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6539 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6540 add_state = t->state->out->out; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6541 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6542 else if (bytelen <= clen) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6543 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6544 /* match current character, jump ahead to out of |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6545 * NFA_SKIP */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6546 add_state = t->state->out->out; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6547 add_off = clen; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6548 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6549 else |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6550 { |
4728
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents:
4726
diff
changeset
|
6551 /* skip over the matched characters, set character |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6552 * count in NFA_SKIP */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6553 add_state = t->state->out; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6554 add_off = bytelen; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6555 add_count = bytelen - clen; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6556 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6557 } |
4482 | 6558 break; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6559 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6560 case NFA_SKIP: |
4748
4b9503f0c7d3
updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents:
4746
diff
changeset
|
6561 /* character of previous matching \1 .. \9 or \@> */ |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6562 if (t->count - clen <= 0) |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6563 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6564 /* end of match, go to what follows */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6565 add_state = t->state->out; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6566 add_off = clen; |
4571
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 else |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6569 { |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6570 /* add state again with decremented count */ |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6571 add_state = t->state; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6572 add_off = 0; |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6573 add_count = t->count - clen; |
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6574 } |
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6575 break; |
4482 | 6576 |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6577 case NFA_LNUM: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6578 case NFA_LNUM_GT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6579 case NFA_LNUM_LT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6580 result = (REG_MULTI && |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6581 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
|
6582 (long_u)(reglnum + rex.reg_firstlnum))); |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6583 if (result) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6584 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6585 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6586 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6587 } |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6588 break; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6589 |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6590 case NFA_COL: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6591 case NFA_COL_GT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6592 case NFA_COL_LT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6593 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
|
6594 (long_u)(reginput - regline) + 1); |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6595 if (result) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6596 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6597 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6598 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6599 } |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6600 break; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6601 |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6602 case NFA_VCOL: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6603 case NFA_VCOL_GT: |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6604 case NFA_VCOL_LT: |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6605 { |
6499 | 6606 int op = t->state->c - NFA_VCOL; |
6607 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
|
6608 win_T *wp = rex.reg_win == NULL ? curwin : rex.reg_win; |
6499 | 6609 |
6610 /* Bail out quickly when there can't be a match, avoid the | |
6611 * overhead of win_linetabsize() on long lines. */ | |
6653 | 6612 if (op != 1 && col > t->state->val |
6613 #ifdef FEAT_MBYTE | |
6614 * (has_mbyte ? MB_MAXBYTES : 1) | |
6615 #endif | |
6616 ) | |
6499 | 6617 break; |
6510 | 6618 result = FALSE; |
6619 if (op == 1 && col - 1 > t->state->val && col > 100) | |
6620 { | |
6621 int ts = wp->w_buffer->b_p_ts; | |
6622 | |
6623 /* Guess that a character won't use more columns than | |
6624 * 'tabstop', with a minimum of 4. */ | |
6625 if (ts < 4) | |
6626 ts = 4; | |
6627 result = col > t->state->val * ts; | |
6628 } | |
6629 if (!result) | |
6630 result = nfa_re_num_cmp(t->state->val, op, | |
6631 (long_u)win_linetabsize(wp, regline, col) + 1); | |
6499 | 6632 if (result) |
6633 { | |
6634 add_here = TRUE; | |
6635 add_state = t->state->out; | |
6636 } | |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6637 } |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6638 break; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6639 |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6640 case NFA_MARK: |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6641 case NFA_MARK_GT: |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6642 case NFA_MARK_LT: |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6643 { |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6644 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
|
6645 |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6646 /* Compare the mark position to the match position. */ |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6647 result = (pos != NULL /* mark doesn't exist */ |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6648 && 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
|
6649 && (pos->lnum == reglnum + rex.reg_firstlnum |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6650 ? (pos->col == (colnr_T)(reginput - regline) |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6651 ? t->state->c == NFA_MARK |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6652 : (pos->col < (colnr_T)(reginput - regline) |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6653 ? t->state->c == NFA_MARK_GT |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6654 : 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
|
6655 : (pos->lnum < reglnum + rex.reg_firstlnum |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6656 ? t->state->c == NFA_MARK_GT |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6657 : t->state->c == NFA_MARK_LT))); |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6658 if (result) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6659 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6660 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6661 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6662 } |
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6663 break; |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6664 } |
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6665 |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6666 case NFA_CURSOR: |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6667 result = (rex.reg_win != NULL |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6668 && (reglnum + rex.reg_firstlnum |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6669 == rex.reg_win->w_cursor.lnum) |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6670 && ((colnr_T)(reginput - regline) |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6671 == rex.reg_win->w_cursor.col)); |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6672 if (result) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6673 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6674 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6675 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6676 } |
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6677 break; |
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6678 |
4756
96f3348f9f11
updated for version 7.3.1125
Bram Moolenaar <bram@vim.org>
parents:
4750
diff
changeset
|
6679 case NFA_VISUAL: |
4730
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6680 result = reg_match_visual(); |
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6681 if (result) |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6682 { |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6683 add_here = TRUE; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6684 add_state = t->state->out; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6685 } |
4730
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6686 break; |
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6687 |
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6688 case NFA_MOPEN1: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6689 case NFA_MOPEN2: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6690 case NFA_MOPEN3: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6691 case NFA_MOPEN4: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6692 case NFA_MOPEN5: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6693 case NFA_MOPEN6: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6694 case NFA_MOPEN7: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6695 case NFA_MOPEN8: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6696 case NFA_MOPEN9: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6697 #ifdef FEAT_SYN_HL |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6698 case NFA_ZOPEN: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6699 case NFA_ZOPEN1: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6700 case NFA_ZOPEN2: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6701 case NFA_ZOPEN3: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6702 case NFA_ZOPEN4: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6703 case NFA_ZOPEN5: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6704 case NFA_ZOPEN6: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6705 case NFA_ZOPEN7: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6706 case NFA_ZOPEN8: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6707 case NFA_ZOPEN9: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6708 #endif |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6709 case NFA_NOPEN: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6710 case NFA_ZSTART: |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6711 /* 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
|
6712 * 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
|
6713 break; |
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6714 |
4444 | 6715 default: /* regular character */ |
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6716 { |
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6717 int c = t->state->c; |
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6718 |
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6719 #ifdef DEBUG |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6720 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
|
6721 IEMSGN("INTERNAL: Negative state char: %ld", c); |
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6722 #endif |
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6723 result = (c == curc); |
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6724 |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6725 if (!result && rex.reg_ic) |
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6726 result = MB_TOLOWER(c) == MB_TOLOWER(curc); |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6727 #ifdef FEAT_MBYTE |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6728 /* If rex.reg_icombine is not set only skip over the character |
5901 | 6729 * 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
|
6730 if (result && enc_utf8 && !rex.reg_icombine) |
6787 | 6731 clen = utf_ptr2len(reginput); |
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6732 #endif |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6733 ADD_STATE_IF_MATCH(t->state); |
4444 | 6734 break; |
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6735 } |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6736 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6737 } /* switch (t->state->c) */ |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6738 |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6739 if (add_state != NULL) |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6740 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6741 nfa_pim_T *pim; |
5401 | 6742 nfa_pim_T pim_copy; |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6743 |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6744 if (t->pim.result == NFA_PIM_UNUSED) |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6745 pim = NULL; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6746 else |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6747 pim = &t->pim; |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6748 |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6749 /* 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
|
6750 * 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
|
6751 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
|
6752 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6753 if (pim->result == NFA_PIM_TODO) |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6754 { |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6755 #ifdef ENABLE_LOG |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6756 fprintf(log_fd, "\n"); |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6757 fprintf(log_fd, "==================================\n"); |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6758 fprintf(log_fd, "Postponed recursive nfa_regmatch()\n"); |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6759 fprintf(log_fd, "\n"); |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6760 #endif |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6761 result = recursive_regmatch(pim->state, pim, |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6762 prog, submatch, m, &listids); |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6763 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
|
6764 /* 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
|
6765 * FALSE */ |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6766 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
|
6767 || pim->state->c == NFA_START_INVISIBLE_NEG_FIRST |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6768 || pim->state->c |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6769 == NFA_START_INVISIBLE_BEFORE_NEG |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6770 || pim->state->c |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6771 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)) |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6772 { |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6773 /* Copy submatch info from the recursive call */ |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6774 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
|
6775 #ifdef FEAT_SYN_HL |
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
6776 if (nfa_has_zsubexpr) |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6777 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
|
6778 #endif |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6779 } |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6780 } |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6781 else |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6782 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6783 result = (pim->result == NFA_PIM_MATCH); |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6784 #ifdef ENABLE_LOG |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6785 fprintf(log_fd, "\n"); |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6786 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
|
6787 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
|
6788 fprintf(log_fd, "\n"); |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6789 #endif |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6790 } |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6791 |
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6792 /* 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
|
6793 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
|
6794 || pim->state->c == NFA_START_INVISIBLE_NEG_FIRST |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6795 || pim->state->c |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6796 == NFA_START_INVISIBLE_BEFORE_NEG |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6797 || pim->state->c |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6798 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)) |
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6799 { |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6800 /* Copy submatch info from the recursive call */ |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6801 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
|
6802 #ifdef FEAT_SYN_HL |
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
6803 if (nfa_has_zsubexpr) |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6804 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
|
6805 #endif |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6806 } |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6807 else |
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6808 /* 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
|
6809 continue; |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6810 |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6811 /* 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
|
6812 * following states. */ |
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6813 pim = NULL; |
4726
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 |
5401 | 6816 /* If "pim" points into l->t it will become invalid when |
6817 * adding the state causes the list to be reallocated. Make a | |
6818 * local copy to avoid that. */ | |
6819 if (pim == &t->pim) | |
6820 { | |
6821 copy_pim(&pim_copy, pim); | |
6822 pim = &pim_copy; | |
6823 } | |
6824 | |
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6825 if (add_here) |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6826 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
|
6827 else |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6828 { |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6829 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
|
6830 if (add_count > 0) |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6831 nextlist->t[nextlist->n - 1].count = add_count; |
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6832 } |
4444 | 6833 } |
6834 | |
6835 } /* for (thislist = thislist; thislist->state; thislist++) */ | |
6836 | |
4557
888c12c899e5
updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents:
4555
diff
changeset
|
6837 /* 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
|
6838 * start state to the list of states. |
888c12c899e5
updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents:
4555
diff
changeset
|
6839 * 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
|
6840 * matters! |
888c12c899e5
updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents:
4555
diff
changeset
|
6841 * 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
|
6842 * 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
|
6843 * 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
|
6844 * 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
|
6845 if (nfa_match == FALSE |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6846 && ((toplevel |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6847 && reglnum == 0 |
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6848 && clen != 0 |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6849 && (rex.reg_maxcol == 0 |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6850 || (colnr_T)(reginput - regline) < rex.reg_maxcol)) |
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6851 || (nfa_endp != NULL |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6852 && (REG_MULTI |
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6853 ? (reglnum < nfa_endp->se_u.pos.lnum |
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6854 || (reglnum == nfa_endp->se_u.pos.lnum |
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6855 && (int)(reginput - regline) |
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6856 < nfa_endp->se_u.pos.col)) |
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6857 : reginput < nfa_endp->se_u.ptr)))) |
4444 | 6858 { |
6859 #ifdef ENABLE_LOG | |
6860 fprintf(log_fd, "(---) STARTSTATE\n"); | |
6861 #endif | |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6862 /* 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
|
6863 * the first MOPEN. */ |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6864 if (toplevel) |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6865 { |
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6866 int add = TRUE; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6867 int c; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6868 |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6869 if (prog->regstart != NUL && clen != 0) |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6870 { |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6871 if (nextlist->n == 0) |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6872 { |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6873 colnr_T col = (colnr_T)(reginput - regline) + clen; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6874 |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6875 /* 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
|
6876 * character that must appear at the start. */ |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6877 if (skip_to_start(prog->regstart, &col) == FAIL) |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6878 break; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6879 #ifdef ENABLE_LOG |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6880 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
|
6881 col - ((colnr_T)(reginput - regline) + clen)); |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6882 #endif |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6883 reginput = regline + col - clen; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6884 } |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6885 else |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6886 { |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6887 /* Checking if the required start character matches is |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6888 * 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
|
6889 c = PTR2CHAR(reginput + clen); |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
6890 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
|
6891 || MB_TOLOWER(c) != MB_TOLOWER(prog->regstart))) |
4801
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 #ifdef ENABLE_LOG |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6894 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
|
6895 #endif |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6896 add = FALSE; |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6897 } |
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 } |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6900 |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6901 if (add) |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6902 { |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6903 if (REG_MULTI) |
6547 | 6904 m->norm.list.multi[0].start_col = |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6905 (colnr_T)(reginput - regline) + clen; |
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6906 else |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6907 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
|
6908 addstate(nextlist, start->out, m, NULL, clen); |
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6909 } |
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6910 } |
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6911 else |
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6912 addstate(nextlist, start, m, NULL, clen); |
4444 | 6913 } |
6914 | |
6915 #ifdef ENABLE_LOG | |
6916 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
|
6917 { |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6918 int i; |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6919 |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6920 for (i = 0; i < thislist->n; i++) |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6921 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
|
6922 } |
4444 | 6923 fprintf(log_fd, "\n"); |
6924 #endif | |
6925 | |
6926 nextchar: | |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6927 /* 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
|
6928 * finish. */ |
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6929 if (clen != 0) |
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6930 reginput += clen; |
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6931 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
|
6932 && reglnum < nfa_endp->se_u.pos.lnum)) |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6933 reg_nextline(); |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6934 else |
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6935 break; |
6499 | 6936 |
6937 /* Allow interrupting with CTRL-C. */ | |
6573 | 6938 line_breakcheck(); |
6499 | 6939 if (got_int) |
6940 break; | |
6573 | 6941 #ifdef FEAT_RELTIME |
6942 /* Check for timeout once in a twenty times to avoid overhead. */ | |
6943 if (nfa_time_limit != NULL && ++nfa_time_count == 20) | |
6944 { | |
6945 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
|
6946 if (nfa_did_time_out()) |
6573 | 6947 break; |
6948 } | |
6949 #endif | |
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6950 } |
4444 | 6951 |
6952 #ifdef ENABLE_LOG | |
6953 if (log_fd != stderr) | |
6954 fclose(log_fd); | |
6955 log_fd = NULL; | |
6956 #endif | |
6957 | |
6958 theend: | |
6959 /* Free memory */ | |
6960 vim_free(list[0].t); | |
6961 vim_free(list[1].t); | |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
6962 vim_free(listids); |
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6963 #undef ADD_STATE_IF_MATCH |
4460 | 6964 #ifdef NFA_REGEXP_DEBUG_LOG |
4444 | 6965 fclose(debug); |
6966 #endif | |
6967 | |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
6968 return nfa_match; |
4444 | 6969 } |
6970 | |
6971 /* | |
6972 * Try match of "prog" with at regline["col"]. | |
6392 | 6973 * Returns <= 0 for failure, number of lines contained in the match otherwise. |
4444 | 6974 */ |
6975 static long | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
6976 nfa_regtry( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
6977 nfa_regprog_T *prog, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
6978 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
|
6979 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
|
6980 int *timed_out UNUSED) /* flag set on timeout or NULL */ |
4444 | 6981 { |
6982 int i; | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6983 regsubs_T subs, m; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6984 nfa_state_T *start = prog->start; |
6328 | 6985 int result; |
4444 | 6986 #ifdef ENABLE_LOG |
6987 FILE *f; | |
6988 #endif | |
6989 | |
6990 reginput = regline + col; | |
6573 | 6991 #ifdef FEAT_RELTIME |
6992 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
|
6993 nfa_timed_out = timed_out; |
6573 | 6994 nfa_time_count = 0; |
6995 #endif | |
4444 | 6996 |
6997 #ifdef ENABLE_LOG | |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
6998 f = fopen(NFA_REGEXP_RUN_LOG, "a"); |
4444 | 6999 if (f != NULL) |
7000 { | |
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
7001 fprintf(f, "\n\n\t=======================================================\n"); |
4444 | 7002 #ifdef DEBUG |
7003 fprintf(f, "\tRegexp is \"%s\"\n", nfa_regengine.expr); | |
7004 #endif | |
7005 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
|
7006 fprintf(f, "\t=======================================================\n\n"); |
4533
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
7007 nfa_print_state(f, start); |
4444 | 7008 fprintf(f, "\n\n"); |
7009 fclose(f); | |
7010 } | |
7011 else | |
7012 EMSG(_("Could not open temporary log file for writing ")); | |
7013 #endif | |
7014 | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7015 clear_sub(&subs.norm); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7016 clear_sub(&m.norm); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7017 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7018 clear_sub(&subs.synt); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7019 clear_sub(&m.synt); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7020 #endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7021 |
6328 | 7022 result = nfa_regmatch(prog, start, &subs, &m); |
7023 if (result == FALSE) | |
4444 | 7024 return 0; |
6328 | 7025 else if (result == NFA_TOO_EXPENSIVE) |
7026 return result; | |
4444 | 7027 |
7028 cleanup_subexpr(); | |
7029 if (REG_MULTI) | |
7030 { | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7031 for (i = 0; i < subs.norm.in_use; i++) |
4444 | 7032 { |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7033 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
|
7034 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
|
7035 |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7036 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
|
7037 rex.reg_endpos[i].col = subs.norm.list.multi[i].end_col; |
4444 | 7038 } |
7039 | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7040 if (rex.reg_startpos[0].lnum < 0) |
4444 | 7041 { |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7042 rex.reg_startpos[0].lnum = 0; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7043 rex.reg_startpos[0].col = col; |
4444 | 7044 } |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7045 if (rex.reg_endpos[0].lnum < 0) |
4444 | 7046 { |
4569
f262fb02889d
updated for version 7.3.1032
Bram Moolenaar <bram@vim.org>
parents:
4567
diff
changeset
|
7047 /* 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
|
7048 rex.reg_endpos[0].lnum = reglnum; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7049 rex.reg_endpos[0].col = (int)(reginput - regline); |
4444 | 7050 } |
7051 else | |
7052 /* Use line number of "\ze". */ | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7053 reglnum = rex.reg_endpos[0].lnum; |
4444 | 7054 } |
7055 else | |
7056 { | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7057 for (i = 0; i < subs.norm.in_use; i++) |
4444 | 7058 { |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7059 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
|
7060 rex.reg_endp[i] = subs.norm.list.line[i].end; |
4444 | 7061 } |
7062 | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7063 if (rex.reg_startp[0] == NULL) |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7064 rex.reg_startp[0] = regline + col; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7065 if (rex.reg_endp[0] == NULL) |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7066 rex.reg_endp[0] = reginput; |
4444 | 7067 } |
7068 | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7069 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7070 /* 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
|
7071 unref_extmatch(re_extmatch_out); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7072 re_extmatch_out = NULL; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7073 |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7074 if (prog->reghasz == REX_SET) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7075 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7076 cleanup_zsubexpr(); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7077 re_extmatch_out = make_extmatch(); |
7258
7245d8635ac7
commit https://github.com/vim/vim/commit/5ad075c0735d3d8b97708d17c22de8facb15f997
Christian Brabandt <cb@256bit.org>
parents:
7152
diff
changeset
|
7078 /* 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
|
7079 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
|
7080 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7081 if (REG_MULTI) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7082 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7083 struct multipos *mpos = &subs.synt.list.multi[i]; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7084 |
5820 | 7085 /* Only accept single line matches that are valid. */ |
6547 | 7086 if (mpos->start_lnum >= 0 |
7087 && mpos->start_lnum == mpos->end_lnum | |
7088 && mpos->end_col >= mpos->start_col) | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7089 re_extmatch_out->matches[i] = |
6547 | 7090 vim_strnsave(reg_getline(mpos->start_lnum) |
7091 + mpos->start_col, | |
7092 mpos->end_col - mpos->start_col); | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7093 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7094 else |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7095 { |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7096 struct linepos *lpos = &subs.synt.list.line[i]; |
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 (lpos->start != NULL && lpos->end != NULL) |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7099 re_extmatch_out->matches[i] = |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7100 vim_strnsave(lpos->start, |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7101 (int)(lpos->end - lpos->start)); |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7102 } |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7103 } |
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 #endif |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7106 |
4444 | 7107 return 1 + reglnum; |
7108 } | |
7109 | |
7110 /* | |
7111 * Match a regexp against a string ("line" points to the string) or multiple | |
7112 * lines ("line" is NULL, use reg_getline()). | |
7113 * | |
6392 | 7114 * Returns <= 0 for failure, number of lines contained in the match otherwise. |
4444 | 7115 */ |
7116 static long | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7117 nfa_regexec_both( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7118 char_u *line, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7119 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
|
7120 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
|
7121 int *timed_out) /* flag set on timeout or NULL */ |
4444 | 7122 { |
7123 nfa_regprog_T *prog; | |
7124 long retval = 0L; | |
7125 int i; | |
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7126 colnr_T col = startcol; |
4444 | 7127 |
7128 if (REG_MULTI) | |
7129 { | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7130 prog = (nfa_regprog_T *)rex.reg_mmatch->regprog; |
4444 | 7131 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
|
7132 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
|
7133 rex.reg_endpos = rex.reg_mmatch->endpos; |
4444 | 7134 } |
7135 else | |
7136 { | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7137 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
|
7138 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
|
7139 rex.reg_endp = rex.reg_match->endp; |
4444 | 7140 } |
7141 | |
7142 /* Be paranoid... */ | |
7143 if (prog == NULL || line == NULL) | |
7144 { | |
7145 EMSG(_(e_null)); | |
7146 goto theend; | |
7147 } | |
7148 | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7149 /* If pattern contains "\c" or "\C": overrule value of rex.reg_ic */ |
4444 | 7150 if (prog->regflags & RF_ICASE) |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7151 rex.reg_ic = TRUE; |
4444 | 7152 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
|
7153 rex.reg_ic = FALSE; |
4444 | 7154 |
7155 #ifdef FEAT_MBYTE | |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7156 /* If pattern contains "\Z" overrule value of rex.reg_icombine */ |
4444 | 7157 if (prog->regflags & RF_ICOMBINE) |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7158 rex.reg_icombine = TRUE; |
4444 | 7159 #endif |
7160 | |
7161 regline = line; | |
7162 reglnum = 0; /* relative to line */ | |
7163 | |
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
7164 nfa_has_zend = prog->has_zend; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
7165 nfa_has_backref = prog->has_backref; |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
7166 nfa_nsubexpr = prog->nsubexp; |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
7167 nfa_listid = 1; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
7168 nfa_alt_listid = 2; |
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
7169 nfa_regengine.expr = prog->pattern; |
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
7170 |
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7171 if (prog->reganch && col > 0) |
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7172 return 0L; |
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7173 |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7174 need_clear_subexpr = TRUE; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7175 #ifdef FEAT_SYN_HL |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7176 /* Clear the external match subpointers if necessary. */ |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7177 if (prog->reghasz == REX_SET) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7178 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7179 nfa_has_zsubexpr = TRUE; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7180 need_clear_zsubexpr = TRUE; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7181 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7182 else |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7183 nfa_has_zsubexpr = FALSE; |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7184 #endif |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7185 |
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7186 if (prog->regstart != NUL) |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7187 { |
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
7188 /* 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
|
7189 * When there is none there is no match. */ |
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
7190 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
|
7191 return 0L; |
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7192 |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7193 /* 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
|
7194 * 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
|
7195 if (prog->match_text != NULL |
9909e44879b9
updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents:
4809
diff
changeset
|
7196 #ifdef FEAT_MBYTE |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7197 && !rex.reg_icombine |
4811
9909e44879b9
updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents:
4809
diff
changeset
|
7198 #endif |
9909e44879b9
updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents:
4809
diff
changeset
|
7199 ) |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7200 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
|
7201 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7202 |
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7203 /* 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
|
7204 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
|
7205 goto theend; |
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7206 |
4444 | 7207 nstate = prog->nstate; |
7208 for (i = 0; i < nstate; ++i) | |
7209 { | |
7210 prog->state[i].id = i; | |
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
7211 prog->state[i].lastlist[0] = 0; |
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
7212 prog->state[i].lastlist[1] = 0; |
4444 | 7213 } |
7214 | |
11521
578df034735d
patch 8.0.0643: when a pattern search is slow Vim becomes unusable
Christian Brabandt <cb@256bit.org>
parents:
11480
diff
changeset
|
7215 retval = nfa_regtry(prog, col, tm, timed_out); |
4444 | 7216 |
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
7217 nfa_regengine.expr = NULL; |
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
7218 |
4444 | 7219 theend: |
7220 return retval; | |
7221 } | |
7222 | |
7223 /* | |
7224 * Compile a regular expression into internal code for the NFA matcher. | |
7225 * Returns the program in allocated space. Returns NULL for an error. | |
7226 */ | |
7227 static regprog_T * | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7228 nfa_regcomp(char_u *expr, int re_flags) |
4444 | 7229 { |
4541
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
7230 nfa_regprog_T *prog = NULL; |
4458 | 7231 size_t prog_size; |
4444 | 7232 int *postfix; |
7233 | |
7234 if (expr == NULL) | |
7235 return NULL; | |
7236 | |
7237 nfa_regengine.expr = expr; | |
6533 | 7238 nfa_re_flags = re_flags; |
4444 | 7239 |
7240 init_class_tab(); | |
7241 | |
7242 if (nfa_regcomp_start(expr, re_flags) == FAIL) | |
7243 return NULL; | |
7244 | |
7245 /* 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
|
7246 * (and count its size). */ |
4444 | 7247 postfix = re2post(); |
7248 if (postfix == NULL) | |
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
7249 { |
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
7250 /* TODO: only give this error for debugging? */ |
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
7251 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
|
7252 IEMSGN("Internal error: estimated max number of states insufficient: %ld", post_end - post_start); |
4444 | 7253 goto fail; /* Cascaded (syntax?) error */ |
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
7254 } |
4444 | 7255 |
7256 /* | |
7257 * In order to build the NFA, we parse the input regexp twice: | |
7258 * 1. first pass to count size (so we can allocate space) | |
7259 * 2. second to emit code | |
7260 */ | |
7261 #ifdef ENABLE_LOG | |
7262 { | |
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
7263 FILE *f = fopen(NFA_REGEXP_RUN_LOG, "a"); |
4444 | 7264 |
7265 if (f != NULL) | |
7266 { | |
7267 fprintf(f, "\n*****************************\n\n\n\n\tCompiling regexp \"%s\" ... hold on !\n", expr); | |
7268 fclose(f); | |
7269 } | |
7270 } | |
7271 #endif | |
7272 | |
7273 /* | |
7274 * PASS 1 | |
7275 * Count number of NFA states in "nstate". Do not build the NFA. | |
7276 */ | |
7277 post2nfa(postfix, post_ptr, TRUE); | |
4541
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
7278 |
4837
05b8436873d4
updated for version 7.3.1165
Bram Moolenaar <bram@vim.org>
parents:
4821
diff
changeset
|
7279 /* 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
|
7280 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
|
7281 prog = (nfa_regprog_T *)lalloc(prog_size, TRUE); |
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
7282 if (prog == NULL) |
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
7283 goto fail; |
4444 | 7284 state_ptr = prog->state; |
7285 | |
7286 /* | |
7287 * PASS 2 | |
7288 * Build the NFA | |
7289 */ | |
7290 prog->start = post2nfa(postfix, post_ptr, FALSE); | |
7291 if (prog->start == NULL) | |
7292 goto fail; | |
7293 | |
7294 prog->regflags = regflags; | |
7295 prog->engine = &nfa_regengine; | |
7296 prog->nstate = nstate; | |
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
7297 prog->has_zend = nfa_has_zend; |
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
7298 prog->has_backref = nfa_has_backref; |
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
7299 prog->nsubexp = regnpar; |
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7300 |
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
7301 nfa_postprocess(prog); |
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
7302 |
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7303 prog->reganch = nfa_get_reganch(prog->start, 0); |
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7304 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
|
7305 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
|
7306 |
4444 | 7307 #ifdef ENABLE_LOG |
7308 nfa_postfix_dump(expr, OK); | |
7309 nfa_dump(prog); | |
7310 #endif | |
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7311 #ifdef FEAT_SYN_HL |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7312 /* 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
|
7313 prog->reghasz = re_has_z; |
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
7314 #endif |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7315 prog->pattern = vim_strsave(expr); |
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
7316 nfa_regengine.expr = NULL; |
4444 | 7317 |
7318 out: | |
7319 vim_free(post_start); | |
7320 post_start = post_ptr = post_end = NULL; | |
7321 state_ptr = NULL; | |
7322 return (regprog_T *)prog; | |
7323 | |
7324 fail: | |
7325 vim_free(prog); | |
7326 prog = NULL; | |
7327 #ifdef ENABLE_LOG | |
7328 nfa_postfix_dump(expr, FAIL); | |
7329 #endif | |
7330 nfa_regengine.expr = NULL; | |
7331 goto out; | |
7332 } | |
7333 | |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7334 /* |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7335 * 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
|
7336 */ |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7337 static void |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7338 nfa_regfree(regprog_T *prog) |
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7339 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7340 if (prog != NULL) |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7341 { |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7342 vim_free(((nfa_regprog_T *)prog)->match_text); |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7343 vim_free(((nfa_regprog_T *)prog)->pattern); |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7344 vim_free(prog); |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7345 } |
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
7346 } |
4444 | 7347 |
7348 /* | |
7349 * Match a regexp against a string. | |
7350 * "rmp->regprog" is a compiled regexp as returned by nfa_regcomp(). | |
7351 * Uses curbuf for line count and 'iskeyword'. | |
5838 | 7352 * If "line_lbr" is TRUE consider a "\n" in "line" to be a line break. |
4444 | 7353 * |
6392 | 7354 * Returns <= 0 for failure, number of lines contained in the match otherwise. |
4444 | 7355 */ |
7356 static int | |
7833
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7357 nfa_regexec_nl( |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7358 regmatch_T *rmp, |
c079097365f3
commit https://github.com/vim/vim/commit/055409764ca5f7978d4c399d2c440af0ce971c4f
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
7359 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
|
7360 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
|
7361 int line_lbr) |
4444 | 7362 { |
10245
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7363 rex.reg_match = rmp; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7364 rex.reg_mmatch = NULL; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7365 rex.reg_maxline = 0; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7366 rex.reg_line_lbr = line_lbr; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7367 rex.reg_buf = curbuf; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7368 rex.reg_win = NULL; |
d76ccdacb41e
commit https://github.com/vim/vim/commit/6100d02aab7c8294b581cb299250eea164b50e9d
Christian Brabandt <cb@256bit.org>
parents:
10170
diff
changeset
|
7369 rex.reg_ic = rmp->rm_ic; |
4444 | 7370 #ifdef FEAT_MBYTE |
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7371 rex.reg_icombine = FALSE; |
4444 | 7372 #endif |
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7373 rex.reg_maxcol = 0; |
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7374 return nfa_regexec_both(line, col, NULL, NULL); |
4444 | 7375 } |
7376 | |
7377 | |
7378 /* | |
7379 * Match a regexp against multiple lines. | |
7380 * "rmp->regprog" is a compiled regexp as returned by vim_regcomp(). | |
7381 * Uses curbuf for line count and 'iskeyword'. | |
7382 * | |
6392 | 7383 * Return <= 0 if there is no match. Return number of lines contained in the |
4444 | 7384 * match otherwise. |
7385 * | |
7386 * Note: the body is the same as bt_regexec() except for nfa_regexec_both() | |
7387 * | |
7388 * ! Also NOTE : match may actually be in another line. e.g.: | |
7389 * when r.e. is \nc, cursor is at 'a' and the text buffer looks like | |
7390 * | |
7391 * +-------------------------+ | |
7392 * |a | | |
7393 * |b | | |
7394 * |c | | |
7395 * | | | |
7396 * +-------------------------+ | |
7397 * | |
7398 * then nfa_regexec_multi() returns 3. while the original | |
7399 * vim_regexec_multi() returns 0 and a second call at line 2 will return 2. | |
7400 * | |
7401 * FIXME if this behavior is not compatible. | |
7402 */ | |
7403 static long | |
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7404 nfa_regexec_multi( |
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7405 regmmatch_T *rmp, |
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7406 win_T *win, /* window in which to search or NULL */ |
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7407 buf_T *buf, /* buffer in which to search */ |
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7408 linenr_T lnum, /* nr of line to start looking for match */ |
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7409 colnr_T col, /* column to start looking for match */ |
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7410 proftime_T *tm, /* timeout limit or NULL */ |
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7411 int *timed_out) /* flag set on timeout or NULL */ |
4444 | 7412 { |
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7413 rex.reg_match = NULL; |
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7414 rex.reg_mmatch = rmp; |
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7415 rex.reg_buf = buf; |
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7416 rex.reg_win = win; |
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7417 rex.reg_firstlnum = lnum; |
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7418 rex.reg_maxline = rex.reg_buf->b_ml.ml_line_count - lnum; |
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7419 rex.reg_line_lbr = FALSE; |
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7420 rex.reg_ic = rmp->rmm_ic; |
4444 | 7421 #ifdef FEAT_MBYTE |
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7422 rex.reg_icombine = FALSE; |
4444 | 7423 #endif |
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7424 rex.reg_maxcol = rmp->rmm_maxcol; |
4444 | 7425 |
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7426 return nfa_regexec_both(NULL, col, tm, timed_out); |
4444 | 7427 } |
7428 | |
7429 #ifdef DEBUG | |
7430 # undef ENABLE_LOG | |
7431 #endif |