Mercurial > vim
annotate src/regexp_nfa.c @ 5511:dd7d1a86b311 v7.4.104
updated for version 7.4.104
Problem: ":help s/\_" reports an internal error. (John Beckett)
Solution: Check for NUL and invalid character classes.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Thu, 28 Nov 2013 14:20:17 +0100 |
| parents | 5ad60cd88339 |
| children | 50dbef5e774a |
| rev | line source |
|---|---|
| 4444 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 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 * (posfix 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 */ | |
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84 NFA_OPT_CHARS, /* \%[abc] */ |
| 4444 | 85 |
| 86 /* The following are used only in the postfix form, not in the NFA */ | |
| 87 NFA_PREV_ATOM_NO_WIDTH, /* Used for \@= */ | |
| 88 NFA_PREV_ATOM_NO_WIDTH_NEG, /* Used for \@! */ | |
| 89 NFA_PREV_ATOM_JUST_BEFORE, /* Used for \@<= */ | |
| 90 NFA_PREV_ATOM_JUST_BEFORE_NEG, /* Used for \@<! */ | |
| 91 NFA_PREV_ATOM_LIKE_PATTERN, /* Used for \@> */ | |
| 92 | |
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93 NFA_BACKREF1, /* \1 */ |
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94 NFA_BACKREF2, /* \2 */ |
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95 NFA_BACKREF3, /* \3 */ |
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96 NFA_BACKREF4, /* \4 */ |
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97 NFA_BACKREF5, /* \5 */ |
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98 NFA_BACKREF6, /* \6 */ |
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99 NFA_BACKREF7, /* \7 */ |
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100 NFA_BACKREF8, /* \8 */ |
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101 NFA_BACKREF9, /* \9 */ |
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102 #ifdef FEAT_SYN_HL |
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103 NFA_ZREF1, /* \z1 */ |
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104 NFA_ZREF2, /* \z2 */ |
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105 NFA_ZREF3, /* \z3 */ |
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106 NFA_ZREF4, /* \z4 */ |
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107 NFA_ZREF5, /* \z5 */ |
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108 NFA_ZREF6, /* \z6 */ |
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109 NFA_ZREF7, /* \z7 */ |
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110 NFA_ZREF8, /* \z8 */ |
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111 NFA_ZREF9, /* \z9 */ |
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112 #endif |
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113 NFA_SKIP, /* Skip characters */ |
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114 |
| 4444 | 115 NFA_MOPEN, |
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116 NFA_MOPEN1, |
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117 NFA_MOPEN2, |
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118 NFA_MOPEN3, |
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119 NFA_MOPEN4, |
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120 NFA_MOPEN5, |
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121 NFA_MOPEN6, |
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122 NFA_MOPEN7, |
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123 NFA_MOPEN8, |
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124 NFA_MOPEN9, |
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125 |
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126 NFA_MCLOSE, |
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127 NFA_MCLOSE1, |
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128 NFA_MCLOSE2, |
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129 NFA_MCLOSE3, |
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130 NFA_MCLOSE4, |
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131 NFA_MCLOSE5, |
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132 NFA_MCLOSE6, |
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133 NFA_MCLOSE7, |
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134 NFA_MCLOSE8, |
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135 NFA_MCLOSE9, |
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136 |
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137 #ifdef FEAT_SYN_HL |
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138 NFA_ZOPEN, |
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139 NFA_ZOPEN1, |
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140 NFA_ZOPEN2, |
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141 NFA_ZOPEN3, |
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142 NFA_ZOPEN4, |
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143 NFA_ZOPEN5, |
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144 NFA_ZOPEN6, |
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145 NFA_ZOPEN7, |
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146 NFA_ZOPEN8, |
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147 NFA_ZOPEN9, |
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148 |
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149 NFA_ZCLOSE, |
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150 NFA_ZCLOSE1, |
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151 NFA_ZCLOSE2, |
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152 NFA_ZCLOSE3, |
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153 NFA_ZCLOSE4, |
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154 NFA_ZCLOSE5, |
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155 NFA_ZCLOSE6, |
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156 NFA_ZCLOSE7, |
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157 NFA_ZCLOSE8, |
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158 NFA_ZCLOSE9, |
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159 #endif |
| 4444 | 160 |
| 161 /* NFA_FIRST_NL */ | |
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162 NFA_ANY, /* Match any one character. */ |
| 4444 | 163 NFA_IDENT, /* Match identifier char */ |
| 164 NFA_SIDENT, /* Match identifier char but no digit */ | |
| 165 NFA_KWORD, /* Match keyword char */ | |
| 166 NFA_SKWORD, /* Match word char but no digit */ | |
| 167 NFA_FNAME, /* Match file name char */ | |
| 168 NFA_SFNAME, /* Match file name char but no digit */ | |
| 169 NFA_PRINT, /* Match printable char */ | |
| 170 NFA_SPRINT, /* Match printable char but no digit */ | |
| 171 NFA_WHITE, /* Match whitespace char */ | |
| 172 NFA_NWHITE, /* Match non-whitespace char */ | |
| 173 NFA_DIGIT, /* Match digit char */ | |
| 174 NFA_NDIGIT, /* Match non-digit char */ | |
| 175 NFA_HEX, /* Match hex char */ | |
| 176 NFA_NHEX, /* Match non-hex char */ | |
| 177 NFA_OCTAL, /* Match octal char */ | |
| 178 NFA_NOCTAL, /* Match non-octal char */ | |
| 179 NFA_WORD, /* Match word char */ | |
| 180 NFA_NWORD, /* Match non-word char */ | |
| 181 NFA_HEAD, /* Match head char */ | |
| 182 NFA_NHEAD, /* Match non-head char */ | |
| 183 NFA_ALPHA, /* Match alpha char */ | |
| 184 NFA_NALPHA, /* Match non-alpha char */ | |
| 185 NFA_LOWER, /* Match lowercase char */ | |
| 186 NFA_NLOWER, /* Match non-lowercase char */ | |
| 187 NFA_UPPER, /* Match uppercase char */ | |
| 188 NFA_NUPPER, /* Match non-uppercase char */ | |
| 5296 | 189 NFA_LOWER_IC, /* Match [a-z] */ |
| 190 NFA_NLOWER_IC, /* Match [^a-z] */ | |
| 191 NFA_UPPER_IC, /* Match [A-Z] */ | |
| 192 NFA_NUPPER_IC, /* Match [^A-Z] */ | |
| 193 | |
| 194 NFA_FIRST_NL = NFA_ANY + NFA_ADD_NL, | |
| 195 NFA_LAST_NL = NFA_NUPPER_IC + NFA_ADD_NL, | |
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196 |
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197 NFA_CURSOR, /* Match cursor pos */ |
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198 NFA_LNUM, /* Match line number */ |
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199 NFA_LNUM_GT, /* Match > line number */ |
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200 NFA_LNUM_LT, /* Match < line number */ |
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201 NFA_COL, /* Match cursor column */ |
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202 NFA_COL_GT, /* Match > cursor column */ |
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203 NFA_COL_LT, /* Match < cursor column */ |
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204 NFA_VCOL, /* Match cursor virtual column */ |
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205 NFA_VCOL_GT, /* Match > cursor virtual column */ |
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206 NFA_VCOL_LT, /* Match < cursor virtual column */ |
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207 NFA_MARK, /* Match mark */ |
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208 NFA_MARK_GT, /* Match > mark */ |
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209 NFA_MARK_LT, /* Match < mark */ |
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210 NFA_VISUAL, /* Match Visual area */ |
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211 |
| 4444 | 212 /* Character classes [:alnum:] etc */ |
| 213 NFA_CLASS_ALNUM, | |
| 214 NFA_CLASS_ALPHA, | |
| 215 NFA_CLASS_BLANK, | |
| 216 NFA_CLASS_CNTRL, | |
| 217 NFA_CLASS_DIGIT, | |
| 218 NFA_CLASS_GRAPH, | |
| 219 NFA_CLASS_LOWER, | |
| 220 NFA_CLASS_PRINT, | |
| 221 NFA_CLASS_PUNCT, | |
| 222 NFA_CLASS_SPACE, | |
| 223 NFA_CLASS_UPPER, | |
| 224 NFA_CLASS_XDIGIT, | |
| 225 NFA_CLASS_TAB, | |
| 226 NFA_CLASS_RETURN, | |
| 227 NFA_CLASS_BACKSPACE, | |
| 228 NFA_CLASS_ESCAPE | |
| 229 }; | |
| 230 | |
| 231 /* Keep in sync with classchars. */ | |
| 232 static int nfa_classcodes[] = { | |
| 233 NFA_ANY, NFA_IDENT, NFA_SIDENT, NFA_KWORD,NFA_SKWORD, | |
| 234 NFA_FNAME, NFA_SFNAME, NFA_PRINT, NFA_SPRINT, | |
| 235 NFA_WHITE, NFA_NWHITE, NFA_DIGIT, NFA_NDIGIT, | |
| 236 NFA_HEX, NFA_NHEX, NFA_OCTAL, NFA_NOCTAL, | |
| 237 NFA_WORD, NFA_NWORD, NFA_HEAD, NFA_NHEAD, | |
| 238 NFA_ALPHA, NFA_NALPHA, NFA_LOWER, NFA_NLOWER, | |
| 239 NFA_UPPER, NFA_NUPPER | |
| 240 }; | |
| 241 | |
| 5511 | 242 static char_u e_nul_found[] = N_("E865: (NFA) Regexp end encountered prematurely"); |
| 4444 | 243 static char_u e_misplaced[] = N_("E866: (NFA regexp) Misplaced %c"); |
| 5511 | 244 static char_u e_ill_char_class[] = N_("E877: (NFA regexp) Invalid character class: %ld"); |
| 4444 | 245 |
| 246 /* NFA regexp \ze operator encountered. */ | |
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247 static int nfa_has_zend; |
| 4444 | 248 |
|
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249 /* NFA regexp \1 .. \9 encountered. */ |
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250 static int nfa_has_backref; |
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251 |
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252 #ifdef FEAT_SYN_HL |
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253 /* NFA regexp has \z( ), set zsubexpr. */ |
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254 static int nfa_has_zsubexpr; |
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255 #endif |
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256 |
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257 /* Number of sub expressions actually being used during execution. 1 if only |
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258 * the whole match (subexpr 0) is used. */ |
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259 static int nfa_nsubexpr; |
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260 |
| 4444 | 261 static int *post_start; /* holds the postfix form of r.e. */ |
| 262 static int *post_end; | |
| 263 static int *post_ptr; | |
| 264 | |
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265 static int nstate; /* Number of states in the NFA. Also used when |
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266 * executing. */ |
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267 static int istate; /* Index in the state vector, used in alloc_state() */ |
| 4444 | 268 |
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269 /* If not NULL match must end at this position */ |
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270 static save_se_T *nfa_endp = NULL; |
| 4444 | 271 |
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272 /* listid is global, so that it increases on recursive calls to |
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273 * nfa_regmatch(), which means we don't have to clear the lastlist field of |
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274 * all the states. */ |
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275 static int nfa_listid; |
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276 static int nfa_alt_listid; |
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277 |
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278 /* 0 for first call to nfa_regmatch(), 1 for recursive call. */ |
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279 static int nfa_ll_index = 0; |
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280 |
|
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281 static int nfa_regcomp_start __ARGS((char_u *expr, int re_flags)); |
|
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282 static int nfa_get_reganch __ARGS((nfa_state_T *start, int depth)); |
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283 static int nfa_get_regstart __ARGS((nfa_state_T *start, int depth)); |
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284 static char_u *nfa_get_match_text __ARGS((nfa_state_T *start)); |
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285 static int realloc_post_list __ARGS((void)); |
| 4444 | 286 static int nfa_recognize_char_class __ARGS((char_u *start, char_u *end, int extra_newl)); |
|
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287 static int nfa_emit_equi_class __ARGS((int c)); |
| 4444 | 288 static int nfa_regatom __ARGS((void)); |
| 289 static int nfa_regpiece __ARGS((void)); | |
| 290 static int nfa_regconcat __ARGS((void)); | |
| 291 static int nfa_regbranch __ARGS((void)); | |
| 292 static int nfa_reg __ARGS((int paren)); | |
| 293 #ifdef DEBUG | |
| 294 static void nfa_set_code __ARGS((int c)); | |
| 295 static void nfa_postfix_dump __ARGS((char_u *expr, int retval)); | |
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296 static void nfa_print_state __ARGS((FILE *debugf, nfa_state_T *state)); |
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297 static void nfa_print_state2 __ARGS((FILE *debugf, nfa_state_T *state, garray_T *indent)); |
| 4444 | 298 static void nfa_dump __ARGS((nfa_regprog_T *prog)); |
| 299 #endif | |
| 300 static int *re2post __ARGS((void)); | |
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301 static nfa_state_T *alloc_state __ARGS((int c, nfa_state_T *out, nfa_state_T *out1)); |
|
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302 static void st_error __ARGS((int *postfix, int *end, int *p)); |
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303 static int nfa_max_width __ARGS((nfa_state_T *startstate, int depth)); |
| 4444 | 304 static nfa_state_T *post2nfa __ARGS((int *postfix, int *end, int nfa_calc_size)); |
|
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305 static void nfa_postprocess __ARGS((nfa_regprog_T *prog)); |
| 4444 | 306 static int check_char_class __ARGS((int class, int c)); |
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307 static void nfa_save_listids __ARGS((nfa_regprog_T *prog, int *list)); |
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308 static void nfa_restore_listids __ARGS((nfa_regprog_T *prog, int *list)); |
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309 static int nfa_re_num_cmp __ARGS((long_u val, int op, long_u pos)); |
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310 static long nfa_regtry __ARGS((nfa_regprog_T *prog, colnr_T col)); |
| 4444 | 311 static long nfa_regexec_both __ARGS((char_u *line, colnr_T col)); |
| 312 static regprog_T *nfa_regcomp __ARGS((char_u *expr, int re_flags)); | |
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313 static void nfa_regfree __ARGS((regprog_T *prog)); |
| 4444 | 314 static int nfa_regexec __ARGS((regmatch_T *rmp, char_u *line, colnr_T col)); |
| 315 static long nfa_regexec_multi __ARGS((regmmatch_T *rmp, win_T *win, buf_T *buf, linenr_T lnum, colnr_T col, proftime_T *tm)); | |
|
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316 static int match_follows __ARGS((nfa_state_T *startstate, int depth)); |
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317 static int failure_chance __ARGS((nfa_state_T *state, int depth)); |
| 4444 | 318 |
| 319 /* helper functions used when doing re2post() ... regatom() parsing */ | |
| 320 #define EMIT(c) do { \ | |
|
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321 if (post_ptr >= post_end && realloc_post_list() == FAIL) \ |
| 4444 | 322 return FAIL; \ |
| 323 *post_ptr++ = c; \ | |
| 324 } while (0) | |
| 325 | |
| 326 /* | |
| 327 * Initialize internal variables before NFA compilation. | |
| 328 * Return OK on success, FAIL otherwise. | |
| 329 */ | |
| 330 static int | |
| 331 nfa_regcomp_start(expr, re_flags) | |
| 332 char_u *expr; | |
| 333 int re_flags; /* see vim_regcomp() */ | |
| 334 { | |
| 4458 | 335 size_t postfix_size; |
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336 int nstate_max; |
| 4444 | 337 |
| 338 nstate = 0; | |
| 339 istate = 0; | |
|
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340 /* A reasonable estimation for maximum size */ |
|
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341 nstate_max = (int)(STRLEN(expr) + 1) * 25; |
| 4444 | 342 |
| 4454 | 343 /* Some items blow up in size, such as [A-z]. Add more space for that. |
|
4651
f10f63aaec5c
updated for version 7.3.1073
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diff
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|
344 * When it is still not enough realloc_post_list() will be used. */ |
| 4458 | 345 nstate_max += 1000; |
| 4454 | 346 |
| 347 /* Size for postfix representation of expr. */ | |
|
4651
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|
348 postfix_size = sizeof(int) * nstate_max; |
| 4454 | 349 |
| 4444 | 350 post_start = (int *)lalloc(postfix_size, TRUE); |
| 351 if (post_start == NULL) | |
| 352 return FAIL; | |
| 353 post_ptr = post_start; | |
| 4454 | 354 post_end = post_start + nstate_max; |
| 4444 | 355 nfa_has_zend = FALSE; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
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4615
diff
changeset
|
356 nfa_has_backref = FALSE; |
| 4444 | 357 |
|
4686
8db697ae406a
updated for version 7.3.1090
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4682
diff
changeset
|
358 /* shared with BT engine */ |
| 4444 | 359 regcomp_start(expr, re_flags); |
| 360 | |
| 361 return OK; | |
| 362 } | |
| 363 | |
| 364 /* | |
|
4772
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
365 * Figure out if the NFA state list starts with an anchor, must match at start |
|
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updated for version 7.3.1133
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|
366 * of the line. |
|
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updated for version 7.3.1133
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|
367 */ |
|
03375ccf28a2
updated for version 7.3.1133
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|
368 static int |
|
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updated for version 7.3.1133
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diff
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|
369 nfa_get_reganch(start, depth) |
|
03375ccf28a2
updated for version 7.3.1133
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diff
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|
370 nfa_state_T *start; |
|
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|
371 int depth; |
|
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diff
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|
372 { |
|
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updated for version 7.3.1133
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|
373 nfa_state_T *p = start; |
|
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updated for version 7.3.1133
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|
374 |
|
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updated for version 7.3.1133
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|
375 if (depth > 4) |
|
03375ccf28a2
updated for version 7.3.1133
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|
376 return 0; |
|
03375ccf28a2
updated for version 7.3.1133
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diff
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|
377 |
|
03375ccf28a2
updated for version 7.3.1133
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diff
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|
378 while (p != NULL) |
|
03375ccf28a2
updated for version 7.3.1133
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|
379 { |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
380 switch (p->c) |
|
03375ccf28a2
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diff
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|
381 { |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
382 case NFA_BOL: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
383 case NFA_BOF: |
|
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updated for version 7.3.1133
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diff
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|
384 return 1; /* yes! */ |
|
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updated for version 7.3.1133
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|
385 |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
386 case NFA_ZSTART: |
|
03375ccf28a2
updated for version 7.3.1133
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|
387 case NFA_ZEND: |
|
03375ccf28a2
updated for version 7.3.1133
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changeset
|
388 case NFA_CURSOR: |
|
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updated for version 7.3.1133
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changeset
|
389 case NFA_VISUAL: |
|
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updated for version 7.3.1133
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|
390 |
|
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updated for version 7.3.1133
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changeset
|
391 case NFA_MOPEN: |
|
03375ccf28a2
updated for version 7.3.1133
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changeset
|
392 case NFA_MOPEN1: |
|
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updated for version 7.3.1133
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|
393 case NFA_MOPEN2: |
|
03375ccf28a2
updated for version 7.3.1133
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|
394 case NFA_MOPEN3: |
|
03375ccf28a2
updated for version 7.3.1133
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changeset
|
395 case NFA_MOPEN4: |
|
03375ccf28a2
updated for version 7.3.1133
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|
396 case NFA_MOPEN5: |
|
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updated for version 7.3.1133
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changeset
|
397 case NFA_MOPEN6: |
|
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updated for version 7.3.1133
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changeset
|
398 case NFA_MOPEN7: |
|
03375ccf28a2
updated for version 7.3.1133
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changeset
|
399 case NFA_MOPEN8: |
|
03375ccf28a2
updated for version 7.3.1133
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|
400 case NFA_MOPEN9: |
|
03375ccf28a2
updated for version 7.3.1133
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changeset
|
401 case NFA_NOPEN: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
402 #ifdef FEAT_SYN_HL |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
403 case NFA_ZOPEN: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
404 case NFA_ZOPEN1: |
|
03375ccf28a2
updated for version 7.3.1133
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changeset
|
405 case NFA_ZOPEN2: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
406 case NFA_ZOPEN3: |
|
03375ccf28a2
updated for version 7.3.1133
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changeset
|
407 case NFA_ZOPEN4: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
408 case NFA_ZOPEN5: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
409 case NFA_ZOPEN6: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
410 case NFA_ZOPEN7: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
411 case NFA_ZOPEN8: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
412 case NFA_ZOPEN9: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
413 #endif |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
414 p = p->out; |
|
03375ccf28a2
updated for version 7.3.1133
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diff
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|
415 break; |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
416 |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
417 case NFA_SPLIT: |
|
03375ccf28a2
updated for version 7.3.1133
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parents:
4770
diff
changeset
|
418 return nfa_get_reganch(p->out, depth + 1) |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
419 && nfa_get_reganch(p->out1, depth + 1); |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
420 |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
421 default: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
422 return 0; /* noooo */ |
|
03375ccf28a2
updated for version 7.3.1133
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parents:
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diff
changeset
|
423 } |
|
03375ccf28a2
updated for version 7.3.1133
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parents:
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diff
changeset
|
424 } |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
425 return 0; |
|
03375ccf28a2
updated for version 7.3.1133
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parents:
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diff
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|
426 } |
|
03375ccf28a2
updated for version 7.3.1133
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parents:
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diff
changeset
|
427 |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
428 /* |
|
03375ccf28a2
updated for version 7.3.1133
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parents:
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diff
changeset
|
429 * Figure out if the NFA state list starts with a character which must match |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
430 * at start of the match. |
|
03375ccf28a2
updated for version 7.3.1133
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diff
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|
431 */ |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
432 static int |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
433 nfa_get_regstart(start, depth) |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
434 nfa_state_T *start; |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
435 int depth; |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
436 { |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
437 nfa_state_T *p = start; |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
438 |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
439 if (depth > 4) |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
440 return 0; |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
441 |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
442 while (p != NULL) |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
443 { |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
444 switch (p->c) |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
445 { |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
446 /* all kinds of zero-width matches */ |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
447 case NFA_BOL: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
448 case NFA_BOF: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
449 case NFA_BOW: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
450 case NFA_EOW: |
|
03375ccf28a2
updated for version 7.3.1133
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parents:
4770
diff
changeset
|
451 case NFA_ZSTART: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
452 case NFA_ZEND: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
453 case NFA_CURSOR: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
454 case NFA_VISUAL: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
455 case NFA_LNUM: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
456 case NFA_LNUM_GT: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
457 case NFA_LNUM_LT: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
458 case NFA_COL: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
459 case NFA_COL_GT: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
460 case NFA_COL_LT: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
461 case NFA_VCOL: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
462 case NFA_VCOL_GT: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
463 case NFA_VCOL_LT: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
464 case NFA_MARK: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
465 case NFA_MARK_GT: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
466 case NFA_MARK_LT: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
changeset
|
467 |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
468 case NFA_MOPEN: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
469 case NFA_MOPEN1: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
470 case NFA_MOPEN2: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
471 case NFA_MOPEN3: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
472 case NFA_MOPEN4: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
473 case NFA_MOPEN5: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
474 case NFA_MOPEN6: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
475 case NFA_MOPEN7: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
476 case NFA_MOPEN8: |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
477 case NFA_MOPEN9: |
|
03375ccf28a2
updated for version 7.3.1133
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|
478 case NFA_NOPEN: |
|
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|
479 #ifdef FEAT_SYN_HL |
|
03375ccf28a2
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|
480 case NFA_ZOPEN: |
|
03375ccf28a2
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diff
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|
481 case NFA_ZOPEN1: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
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|
482 case NFA_ZOPEN2: |
|
03375ccf28a2
updated for version 7.3.1133
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|
483 case NFA_ZOPEN3: |
|
03375ccf28a2
updated for version 7.3.1133
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diff
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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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|
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 |
|
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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
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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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diff
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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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diff
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|
496 int c1 = nfa_get_regstart(p->out, depth + 1); |
|
03375ccf28a2
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|
497 int c2 = nfa_get_regstart(p->out1, depth + 1); |
|
03375ccf28a2
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diff
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|
498 |
|
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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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|
501 return 0; |
|
03375ccf28a2
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|
502 } |
|
03375ccf28a2
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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
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|
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
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diff
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|
506 return p->c; /* yes! */ |
|
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|
507 return 0; |
|
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|
508 } |
|
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|
509 } |
|
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diff
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|
510 return 0; |
|
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|
511 } |
|
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|
512 |
|
03375ccf28a2
updated for version 7.3.1133
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|
513 /* |
|
4805
66803af09906
updated for version 7.3.1149
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diff
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|
514 * Figure out if the NFA state list contains just literal text and nothing |
|
4807
3dbd251777de
updated for version 7.3.1150
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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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4805
diff
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|
516 * regstart. Otherwise return NULL. |
|
4805
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|
517 */ |
|
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|
518 static char_u * |
|
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|
519 nfa_get_match_text(start) |
|
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|
520 nfa_state_T *start; |
|
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|
521 { |
|
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updated for version 7.3.1149
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|
522 nfa_state_T *p = start; |
|
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|
523 int len = 0; |
|
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updated for version 7.3.1149
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diff
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|
524 char_u *ret; |
|
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|
525 char_u *s; |
|
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|
526 |
|
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updated for version 7.3.1149
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diff
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|
527 if (p->c != NFA_MOPEN) |
|
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updated for version 7.3.1149
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|
528 return NULL; /* just in case */ |
|
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|
529 p = p->out; |
|
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updated for version 7.3.1149
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diff
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|
530 while (p->c > 0) |
|
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updated for version 7.3.1149
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diff
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|
531 { |
|
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updated for version 7.3.1149
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diff
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|
532 len += MB_CHAR2LEN(p->c); |
|
66803af09906
updated for version 7.3.1149
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diff
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|
533 p = p->out; |
|
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updated for version 7.3.1149
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diff
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|
534 } |
|
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updated for version 7.3.1149
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diff
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|
535 if (p->c != NFA_MCLOSE || p->out->c != NFA_MATCH) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
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diff
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|
536 return NULL; |
|
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updated for version 7.3.1149
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diff
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|
537 |
|
66803af09906
updated for version 7.3.1149
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diff
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|
538 ret = alloc(len); |
|
66803af09906
updated for version 7.3.1149
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diff
changeset
|
539 if (ret != NULL) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
540 { |
|
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
541 len = 0; |
|
66803af09906
updated for version 7.3.1149
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diff
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|
542 p = start->out->out; /* skip first char, it goes into regstart */ |
|
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updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
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diff
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|
543 s = ret; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
544 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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|
545 { |
|
66803af09906
updated for version 7.3.1149
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diff
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|
546 #ifdef FEAT_MBYTE |
|
66803af09906
updated for version 7.3.1149
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diff
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|
547 if (has_mbyte) |
|
66803af09906
updated for version 7.3.1149
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diff
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|
548 s += (*mb_char2bytes)(p->c, s); |
|
66803af09906
updated for version 7.3.1149
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diff
changeset
|
549 else |
|
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
550 #endif |
|
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
551 *s++ = p->c; |
|
66803af09906
updated for version 7.3.1149
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parents:
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diff
changeset
|
552 p = p->out; |
|
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:
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diff
changeset
|
554 *s = NUL; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
555 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
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diff
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|
556 return ret; |
|
66803af09906
updated for version 7.3.1149
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parents:
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diff
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|
557 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
558 |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
559 /* |
|
4651
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
4649
diff
changeset
|
560 * Allocate more space for post_start. Called when |
|
f10f63aaec5c
updated for version 7.3.1073
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4649
diff
changeset
|
561 * running above the estimated number of states. |
|
f10f63aaec5c
updated for version 7.3.1073
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diff
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|
562 */ |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
563 static int |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
4649
diff
changeset
|
564 realloc_post_list() |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
4649
diff
changeset
|
565 { |
|
4667
9e7ef781d494
updated for version 7.3.1081
Bram Moolenaar <bram@vim.org>
parents:
4661
diff
changeset
|
566 int nstate_max = (int)(post_end - post_start); |
|
4651
f10f63aaec5c
updated for version 7.3.1073
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parents:
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diff
changeset
|
567 int new_max = nstate_max + 1000; |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
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diff
changeset
|
568 int *new_start; |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
4649
diff
changeset
|
569 int *old_start; |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
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diff
changeset
|
570 |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
571 new_start = (int *)lalloc(new_max * sizeof(int), TRUE); |
|
f10f63aaec5c
updated for version 7.3.1073
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diff
changeset
|
572 if (new_start == NULL) |
|
f10f63aaec5c
updated for version 7.3.1073
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diff
changeset
|
573 return FAIL; |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
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diff
changeset
|
574 mch_memmove(new_start, post_start, nstate_max * sizeof(int)); |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
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diff
changeset
|
575 old_start = post_start; |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
576 post_start = new_start; |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
4649
diff
changeset
|
577 post_ptr = new_start + (post_ptr - old_start); |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
4649
diff
changeset
|
578 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
|
579 vim_free(old_start); |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
580 return OK; |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
581 } |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
582 |
|
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
4649
diff
changeset
|
583 /* |
| 4444 | 584 * Search between "start" and "end" and try to recognize a |
| 585 * character class in expanded form. For example [0-9]. | |
| 586 * On success, return the id the character class to be emitted. | |
| 587 * On failure, return 0 (=FAIL) | |
| 588 * Start points to the first char of the range, while end should point | |
| 589 * to the closing brace. | |
| 5296 | 590 * Keep in mind that 'ignorecase' applies at execution time, thus [a-z] may |
| 591 * need to be interpreted as [a-zA-Z]. | |
| 4444 | 592 */ |
| 593 static int | |
| 594 nfa_recognize_char_class(start, end, extra_newl) | |
| 595 char_u *start; | |
| 596 char_u *end; | |
| 597 int extra_newl; | |
| 598 { | |
|
4728
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
599 # define CLASS_not 0x80 |
|
43de4ebbe7ad
updated for version 7.3.1111
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diff
changeset
|
600 # define CLASS_af 0x40 |
|
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
601 # define CLASS_AF 0x20 |
|
43de4ebbe7ad
updated for version 7.3.1111
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diff
changeset
|
602 # define CLASS_az 0x10 |
|
43de4ebbe7ad
updated for version 7.3.1111
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parents:
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diff
changeset
|
603 # define CLASS_AZ 0x08 |
|
43de4ebbe7ad
updated for version 7.3.1111
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parents:
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diff
changeset
|
604 # define CLASS_o7 0x04 |
|
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents:
4726
diff
changeset
|
605 # define CLASS_o9 0x02 |
|
43de4ebbe7ad
updated for version 7.3.1111
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parents:
4726
diff
changeset
|
606 # define CLASS_underscore 0x01 |
|
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents:
4726
diff
changeset
|
607 |
|
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents:
4726
diff
changeset
|
608 int newl = FALSE; |
| 4444 | 609 char_u *p; |
|
4728
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
610 int config = 0; |
| 4444 | 611 |
| 612 if (extra_newl == TRUE) | |
| 613 newl = TRUE; | |
| 614 | |
| 615 if (*end != ']') | |
| 616 return FAIL; | |
| 617 p = start; | |
| 618 if (*p == '^') | |
| 619 { | |
|
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diff
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|
620 config |= CLASS_not; |
|
4720
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updated for version 7.3.1107
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parents:
4718
diff
changeset
|
621 p++; |
| 4444 | 622 } |
| 623 | |
| 624 while (p < end) | |
| 625 { | |
| 626 if (p + 2 < end && *(p + 1) == '-') | |
| 627 { | |
| 628 switch (*p) | |
| 629 { | |
| 630 case '0': | |
| 631 if (*(p + 2) == '9') | |
| 632 { | |
|
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diff
changeset
|
633 config |= CLASS_o9; |
| 4444 | 634 break; |
| 635 } | |
| 636 else | |
| 637 if (*(p + 2) == '7') | |
| 638 { | |
|
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diff
changeset
|
639 config |= CLASS_o7; |
| 4444 | 640 break; |
| 641 } | |
| 642 case 'a': | |
| 643 if (*(p + 2) == 'z') | |
| 644 { | |
|
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4726
diff
changeset
|
645 config |= CLASS_az; |
| 4444 | 646 break; |
| 647 } | |
| 648 else | |
| 649 if (*(p + 2) == 'f') | |
| 650 { | |
|
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diff
changeset
|
651 config |= CLASS_af; |
| 4444 | 652 break; |
| 653 } | |
| 654 case 'A': | |
| 655 if (*(p + 2) == 'Z') | |
| 656 { | |
|
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diff
changeset
|
657 config |= CLASS_AZ; |
| 4444 | 658 break; |
| 659 } | |
| 660 else | |
| 661 if (*(p + 2) == 'F') | |
| 662 { | |
|
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diff
changeset
|
663 config |= CLASS_AF; |
| 4444 | 664 break; |
| 665 } | |
| 666 /* FALLTHROUGH */ | |
| 667 default: | |
| 668 return FAIL; | |
| 669 } | |
| 670 p += 3; | |
| 671 } | |
| 672 else if (p + 1 < end && *p == '\\' && *(p + 1) == 'n') | |
| 673 { | |
| 674 newl = TRUE; | |
| 675 p += 2; | |
| 676 } | |
| 677 else if (*p == '_') | |
| 678 { | |
|
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diff
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|
679 config |= CLASS_underscore; |
| 4444 | 680 p ++; |
| 681 } | |
| 682 else if (*p == '\n') | |
| 683 { | |
| 684 newl = TRUE; | |
| 685 p ++; | |
| 686 } | |
| 687 else | |
| 688 return FAIL; | |
| 689 } /* while (p < end) */ | |
| 690 | |
| 691 if (p != end) | |
| 692 return FAIL; | |
| 693 | |
| 694 if (newl == TRUE) | |
| 5296 | 695 extra_newl = NFA_ADD_NL; |
|
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diff
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|
696 |
|
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|
697 switch (config) |
| 4444 | 698 { |
|
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|
699 case CLASS_o9: |
|
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|
700 return extra_newl + NFA_DIGIT; |
|
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diff
changeset
|
701 case CLASS_not | CLASS_o9: |
|
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diff
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|
702 return extra_newl + NFA_NDIGIT; |
|
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|
703 case CLASS_af | CLASS_AF | CLASS_o9: |
|
43de4ebbe7ad
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|
704 return extra_newl + NFA_HEX; |
|
43de4ebbe7ad
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diff
changeset
|
705 case CLASS_not | CLASS_af | CLASS_AF | CLASS_o9: |
|
43de4ebbe7ad
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changeset
|
706 return extra_newl + NFA_NHEX; |
|
43de4ebbe7ad
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|
707 case CLASS_o7: |
|
43de4ebbe7ad
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|
708 return extra_newl + NFA_OCTAL; |
|
43de4ebbe7ad
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|
709 case CLASS_not | CLASS_o7: |
|
43de4ebbe7ad
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|
710 return extra_newl + NFA_NOCTAL; |
|
43de4ebbe7ad
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|
711 case CLASS_az | CLASS_AZ | CLASS_o9 | CLASS_underscore: |
|
43de4ebbe7ad
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|
712 return extra_newl + NFA_WORD; |
|
43de4ebbe7ad
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changeset
|
713 case CLASS_not | CLASS_az | CLASS_AZ | CLASS_o9 | CLASS_underscore: |
|
43de4ebbe7ad
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|
714 return extra_newl + NFA_NWORD; |
|
43de4ebbe7ad
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changeset
|
715 case CLASS_az | CLASS_AZ | CLASS_underscore: |
|
43de4ebbe7ad
updated for version 7.3.1111
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changeset
|
716 return extra_newl + NFA_HEAD; |
|
43de4ebbe7ad
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changeset
|
717 case CLASS_not | CLASS_az | CLASS_AZ | CLASS_underscore: |
|
43de4ebbe7ad
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diff
changeset
|
718 return extra_newl + NFA_NHEAD; |
|
43de4ebbe7ad
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diff
changeset
|
719 case CLASS_az | CLASS_AZ: |
|
43de4ebbe7ad
updated for version 7.3.1111
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diff
changeset
|
720 return extra_newl + NFA_ALPHA; |
|
43de4ebbe7ad
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diff
changeset
|
721 case CLASS_not | CLASS_az | CLASS_AZ: |
|
43de4ebbe7ad
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diff
changeset
|
722 return extra_newl + NFA_NALPHA; |
|
43de4ebbe7ad
updated for version 7.3.1111
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4726
diff
changeset
|
723 case CLASS_az: |
| 5296 | 724 return extra_newl + NFA_LOWER_IC; |
|
4728
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diff
changeset
|
725 case CLASS_not | CLASS_az: |
| 5296 | 726 return extra_newl + NFA_NLOWER_IC; |
|
4728
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diff
changeset
|
727 case CLASS_AZ: |
| 5296 | 728 return extra_newl + NFA_UPPER_IC; |
|
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diff
changeset
|
729 case CLASS_not | CLASS_AZ: |
| 5296 | 730 return extra_newl + NFA_NUPPER_IC; |
| 4444 | 731 } |
| 732 return FAIL; | |
| 733 } | |
| 734 | |
| 735 /* | |
| 736 * Produce the bytes for equivalence class "c". | |
| 737 * Currently only handles latin1, latin9 and utf-8. | |
| 738 * Emits bytes in postfix notation: 'a,b,NFA_OR,c,NFA_OR' is | |
| 739 * equivalent to 'a OR b OR c' | |
| 740 * | |
| 741 * NOTE! When changing this function, also update reg_equi_class() | |
| 742 */ | |
| 743 static int | |
|
4781
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diff
changeset
|
744 nfa_emit_equi_class(c) |
| 4444 | 745 int c; |
| 746 { | |
| 5351 | 747 #define EMIT2(c) EMIT(c); EMIT(NFA_CONCAT); |
| 748 #ifdef FEAT_MBYTE | |
| 749 # define EMITMBC(c) EMIT(c); EMIT(NFA_CONCAT); | |
| 750 #else | |
| 751 # define EMITMBC(c) | |
| 752 #endif | |
| 4444 | 753 |
| 754 #ifdef FEAT_MBYTE | |
| 755 if (enc_utf8 || STRCMP(p_enc, "latin1") == 0 | |
| 756 || STRCMP(p_enc, "iso-8859-15") == 0) | |
| 757 #endif | |
| 758 { | |
| 759 switch (c) | |
| 760 { | |
|
4781
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updated for version 7.3.1137
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diff
changeset
|
761 case 'A': case 0300: case 0301: case 0302: |
|
c02c7df9bdc9
updated for version 7.3.1137
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diff
changeset
|
762 case 0303: case 0304: case 0305: |
| 5351 | 763 CASEMBC(0x100) CASEMBC(0x102) CASEMBC(0x104) CASEMBC(0x1cd) |
| 764 CASEMBC(0x1de) CASEMBC(0x1e0) CASEMBC(0x1ea2) | |
| 765 EMIT2('A'); EMIT2(0300); EMIT2(0301); EMIT2(0302); | |
| 766 EMIT2(0303); EMIT2(0304); EMIT2(0305); | |
| 767 EMITMBC(0x100) EMITMBC(0x102) EMITMBC(0x104) | |
| 768 EMITMBC(0x1cd) EMITMBC(0x1de) EMITMBC(0x1e0) | |
| 769 EMITMBC(0x1ea2) | |
| 770 return OK; | |
| 771 | |
| 772 case 'B': CASEMBC(0x1e02) CASEMBC(0x1e06) | |
| 773 EMIT2('B'); EMITMBC(0x1e02) EMITMBC(0x1e06) | |
| 4444 | 774 return OK; |
| 775 | |
|
4781
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parents:
4772
diff
changeset
|
776 case 'C': case 0307: |
| 5351 | 777 CASEMBC(0x106) CASEMBC(0x108) CASEMBC(0x10a) CASEMBC(0x10c) |
| 778 EMIT2('C'); EMIT2(0307); EMITMBC(0x106) EMITMBC(0x108) | |
| 779 EMITMBC(0x10a) EMITMBC(0x10c) | |
| 780 return OK; | |
| 781 | |
| 782 case 'D': CASEMBC(0x10e) CASEMBC(0x110) CASEMBC(0x1e0a) | |
| 783 CASEMBC(0x1e0e) CASEMBC(0x1e10) | |
| 784 EMIT2('D'); EMITMBC(0x10e) EMITMBC(0x110) EMITMBC(0x1e0a) | |
| 785 EMITMBC(0x1e0e) EMITMBC(0x1e10) | |
| 4444 | 786 return OK; |
| 787 | |
|
4781
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updated for version 7.3.1137
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parents:
4772
diff
changeset
|
788 case 'E': case 0310: case 0311: case 0312: case 0313: |
| 5351 | 789 CASEMBC(0x112) CASEMBC(0x114) CASEMBC(0x116) CASEMBC(0x118) |
| 790 CASEMBC(0x11a) CASEMBC(0x1eba) CASEMBC(0x1ebc) | |
| 791 EMIT2('E'); EMIT2(0310); EMIT2(0311); EMIT2(0312); | |
| 792 EMIT2(0313); | |
| 793 EMITMBC(0x112) EMITMBC(0x114) EMITMBC(0x116) | |
| 794 EMITMBC(0x118) EMITMBC(0x11a) EMITMBC(0x1eba) | |
| 795 EMITMBC(0x1ebc) | |
| 796 return OK; | |
| 797 | |
| 798 case 'F': CASEMBC(0x1e1e) | |
| 799 EMIT2('F'); EMITMBC(0x1e1e) | |
| 800 return OK; | |
| 801 | |
| 802 case 'G': CASEMBC(0x11c) CASEMBC(0x11e) CASEMBC(0x120) | |
| 803 CASEMBC(0x122) CASEMBC(0x1e4) CASEMBC(0x1e6) CASEMBC(0x1f4) | |
| 804 CASEMBC(0x1e20) | |
| 805 EMIT2('G'); EMITMBC(0x11c) EMITMBC(0x11e) EMITMBC(0x120) | |
| 806 EMITMBC(0x122) EMITMBC(0x1e4) EMITMBC(0x1e6) | |
| 807 EMITMBC(0x1f4) EMITMBC(0x1e20) | |
| 808 return OK; | |
| 809 | |
| 810 case 'H': CASEMBC(0x124) CASEMBC(0x126) CASEMBC(0x1e22) | |
| 811 CASEMBC(0x1e26) CASEMBC(0x1e28) | |
| 812 EMIT2('H'); EMITMBC(0x124) EMITMBC(0x126) EMITMBC(0x1e22) | |
| 813 EMITMBC(0x1e26) EMITMBC(0x1e28) | |
| 4444 | 814 return OK; |
| 815 | |
|
4781
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updated for version 7.3.1137
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parents:
4772
diff
changeset
|
816 case 'I': case 0314: case 0315: case 0316: case 0317: |
| 5351 | 817 CASEMBC(0x128) CASEMBC(0x12a) CASEMBC(0x12c) CASEMBC(0x12e) |
| 818 CASEMBC(0x130) CASEMBC(0x1cf) CASEMBC(0x1ec8) | |
| 819 EMIT2('I'); EMIT2(0314); EMIT2(0315); EMIT2(0316); | |
| 820 EMIT2(0317); EMITMBC(0x128) EMITMBC(0x12a) | |
| 821 EMITMBC(0x12c) EMITMBC(0x12e) EMITMBC(0x130) | |
| 822 EMITMBC(0x1cf) EMITMBC(0x1ec8) | |
| 823 return OK; | |
| 824 | |
| 825 case 'J': CASEMBC(0x134) | |
| 826 EMIT2('J'); EMITMBC(0x134) | |
| 827 return OK; | |
| 828 | |
| 829 case 'K': CASEMBC(0x136) CASEMBC(0x1e8) CASEMBC(0x1e30) | |
| 830 CASEMBC(0x1e34) | |
| 831 EMIT2('K'); EMITMBC(0x136) EMITMBC(0x1e8) EMITMBC(0x1e30) | |
| 832 EMITMBC(0x1e34) | |
| 833 return OK; | |
| 834 | |
| 835 case 'L': CASEMBC(0x139) CASEMBC(0x13b) CASEMBC(0x13d) | |
| 836 CASEMBC(0x13f) CASEMBC(0x141) CASEMBC(0x1e3a) | |
| 837 EMIT2('L'); EMITMBC(0x139) EMITMBC(0x13b) EMITMBC(0x13d) | |
| 838 EMITMBC(0x13f) EMITMBC(0x141) EMITMBC(0x1e3a) | |
| 839 return OK; | |
| 840 | |
| 841 case 'M': CASEMBC(0x1e3e) CASEMBC(0x1e40) | |
| 842 EMIT2('M'); EMITMBC(0x1e3e) EMITMBC(0x1e40) | |
| 4444 | 843 return OK; |
| 844 | |
|
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4772
diff
changeset
|
845 case 'N': case 0321: |
| 5351 | 846 CASEMBC(0x143) CASEMBC(0x145) CASEMBC(0x147) CASEMBC(0x1e44) |
| 847 CASEMBC(0x1e48) | |
| 848 EMIT2('N'); EMIT2(0321); EMITMBC(0x143) EMITMBC(0x145) | |
| 849 EMITMBC(0x147) EMITMBC(0x1e44) EMITMBC(0x1e48) | |
| 4444 | 850 return OK; |
| 851 | |
|
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diff
changeset
|
852 case 'O': case 0322: case 0323: case 0324: case 0325: |
| 5351 | 853 case 0326: case 0330: |
| 854 CASEMBC(0x14c) CASEMBC(0x14e) CASEMBC(0x150) CASEMBC(0x1a0) | |
| 855 CASEMBC(0x1d1) CASEMBC(0x1ea) CASEMBC(0x1ec) CASEMBC(0x1ece) | |
| 856 EMIT2('O'); EMIT2(0322); EMIT2(0323); EMIT2(0324); | |
| 857 EMIT2(0325); EMIT2(0326); EMIT2(0330); | |
| 858 EMITMBC(0x14c) EMITMBC(0x14e) EMITMBC(0x150) | |
| 859 EMITMBC(0x1a0) EMITMBC(0x1d1) EMITMBC(0x1ea) | |
| 860 EMITMBC(0x1ec) EMITMBC(0x1ece) | |
| 861 return OK; | |
| 862 | |
| 863 case 'P': case 0x1e54: case 0x1e56: | |
| 864 EMIT2('P'); EMITMBC(0x1e54) EMITMBC(0x1e56) | |
| 865 return OK; | |
| 866 | |
| 867 case 'R': CASEMBC(0x154) CASEMBC(0x156) CASEMBC(0x158) | |
| 868 CASEMBC(0x1e58) CASEMBC(0x1e5e) | |
| 869 EMIT2('R'); EMITMBC(0x154) EMITMBC(0x156) EMITMBC(0x158) | |
| 870 EMITMBC(0x1e58) EMITMBC(0x1e5e) | |
| 871 return OK; | |
| 872 | |
| 873 case 'S': CASEMBC(0x15a) CASEMBC(0x15c) CASEMBC(0x15e) | |
| 874 CASEMBC(0x160) CASEMBC(0x1e60) | |
| 875 EMIT2('S'); EMITMBC(0x15a) EMITMBC(0x15c) EMITMBC(0x15e) | |
| 876 EMITMBC(0x160) EMITMBC(0x1e60) | |
| 877 return OK; | |
| 878 | |
| 879 case 'T': CASEMBC(0x162) CASEMBC(0x164) CASEMBC(0x166) | |
| 880 CASEMBC(0x1e6a) CASEMBC(0x1e6e) | |
| 881 EMIT2('T'); EMITMBC(0x162) EMITMBC(0x164) EMITMBC(0x166) | |
| 882 EMITMBC(0x1e6a) EMITMBC(0x1e6e) | |
| 4444 | 883 return OK; |
| 884 | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
885 case 'U': case 0331: case 0332: case 0333: case 0334: |
| 5351 | 886 CASEMBC(0x168) CASEMBC(0x16a) CASEMBC(0x16c) CASEMBC(0x16e) |
| 887 CASEMBC(0x170) CASEMBC(0x172) CASEMBC(0x1af) CASEMBC(0x1d3) | |
| 888 CASEMBC(0x1ee6) | |
| 889 EMIT2('U'); EMIT2(0331); EMIT2(0332); EMIT2(0333); | |
| 890 EMIT2(0334); EMITMBC(0x168) EMITMBC(0x16a) | |
| 891 EMITMBC(0x16c) EMITMBC(0x16e) EMITMBC(0x170) | |
| 892 EMITMBC(0x172) EMITMBC(0x1af) EMITMBC(0x1d3) | |
| 893 EMITMBC(0x1ee6) | |
| 894 return OK; | |
| 895 | |
| 896 case 'V': CASEMBC(0x1e7c) | |
| 897 EMIT2('V'); EMITMBC(0x1e7c) | |
| 898 return OK; | |
| 899 | |
| 900 case 'W': CASEMBC(0x174) CASEMBC(0x1e80) CASEMBC(0x1e82) | |
| 901 CASEMBC(0x1e84) CASEMBC(0x1e86) | |
| 902 EMIT2('W'); EMITMBC(0x174) EMITMBC(0x1e80) EMITMBC(0x1e82) | |
| 903 EMITMBC(0x1e84) EMITMBC(0x1e86) | |
| 904 return OK; | |
| 905 | |
| 906 case 'X': CASEMBC(0x1e8a) CASEMBC(0x1e8c) | |
| 907 EMIT2('X'); EMITMBC(0x1e8a) EMITMBC(0x1e8c) | |
| 4444 | 908 return OK; |
| 909 | |
|
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910 case 'Y': case 0335: |
| 5351 | 911 CASEMBC(0x176) CASEMBC(0x178) CASEMBC(0x1e8e) CASEMBC(0x1ef2) |
| 912 CASEMBC(0x1ef6) CASEMBC(0x1ef8) | |
| 913 EMIT2('Y'); EMIT2(0335); EMITMBC(0x176) EMITMBC(0x178) | |
| 914 EMITMBC(0x1e8e) EMITMBC(0x1ef2) EMITMBC(0x1ef6) | |
| 915 EMITMBC(0x1ef8) | |
| 916 return OK; | |
| 917 | |
| 918 case 'Z': CASEMBC(0x179) CASEMBC(0x17b) CASEMBC(0x17d) | |
| 919 CASEMBC(0x1b5) CASEMBC(0x1e90) CASEMBC(0x1e94) | |
| 920 EMIT2('Z'); EMITMBC(0x179) EMITMBC(0x17b) EMITMBC(0x17d) | |
| 921 EMITMBC(0x1b5) EMITMBC(0x1e90) EMITMBC(0x1e94) | |
| 4444 | 922 return OK; |
| 923 | |
|
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924 case 'a': case 0340: case 0341: case 0342: |
|
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925 case 0343: case 0344: case 0345: |
| 5351 | 926 CASEMBC(0x101) CASEMBC(0x103) CASEMBC(0x105) CASEMBC(0x1ce) |
| 927 CASEMBC(0x1df) CASEMBC(0x1e1) CASEMBC(0x1ea3) | |
| 928 EMIT2('a'); EMIT2(0340); EMIT2(0341); EMIT2(0342); | |
| 929 EMIT2(0343); EMIT2(0344); EMIT2(0345); | |
| 930 EMITMBC(0x101) EMITMBC(0x103) EMITMBC(0x105) | |
| 931 EMITMBC(0x1ce) EMITMBC(0x1df) EMITMBC(0x1e1) | |
| 932 EMITMBC(0x1ea3) | |
| 933 return OK; | |
| 934 | |
| 935 case 'b': CASEMBC(0x1e03) CASEMBC(0x1e07) | |
| 936 EMIT2('b'); EMITMBC(0x1e03) EMITMBC(0x1e07) | |
| 4444 | 937 return OK; |
| 938 | |
|
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939 case 'c': case 0347: |
| 5351 | 940 CASEMBC(0x107) CASEMBC(0x109) CASEMBC(0x10b) CASEMBC(0x10d) |
| 941 EMIT2('c'); EMIT2(0347); EMITMBC(0x107) EMITMBC(0x109) | |
| 942 EMITMBC(0x10b) EMITMBC(0x10d) | |
| 943 return OK; | |
| 944 | |
| 945 case 'd': CASEMBC(0x10f) CASEMBC(0x111) CASEMBC(0x1d0b) | |
| 946 CASEMBC(0x1e11) | |
| 947 EMIT2('d'); EMITMBC(0x10f) EMITMBC(0x111) EMITMBC(0x1e0b) | |
| 948 EMITMBC(0x01e0f) EMITMBC(0x1e11) | |
| 4444 | 949 return OK; |
| 950 | |
|
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951 case 'e': case 0350: case 0351: case 0352: case 0353: |
| 5351 | 952 CASEMBC(0x113) CASEMBC(0x115) CASEMBC(0x117) CASEMBC(0x119) |
| 953 CASEMBC(0x11b) CASEMBC(0x1ebb) CASEMBC(0x1ebd) | |
| 954 EMIT2('e'); EMIT2(0350); EMIT2(0351); EMIT2(0352); | |
| 955 EMIT2(0353); EMITMBC(0x113) EMITMBC(0x115) | |
| 956 EMITMBC(0x117) EMITMBC(0x119) EMITMBC(0x11b) | |
| 957 EMITMBC(0x1ebb) EMITMBC(0x1ebd) | |
| 958 return OK; | |
| 959 | |
| 960 case 'f': CASEMBC(0x1e1f) | |
| 961 EMIT2('f'); EMITMBC(0x1e1f) | |
| 962 return OK; | |
| 963 | |
| 964 case 'g': CASEMBC(0x11d) CASEMBC(0x11f) CASEMBC(0x121) | |
| 965 CASEMBC(0x123) CASEMBC(0x1e5) CASEMBC(0x1e7) CASEMBC(0x1f5) | |
| 966 CASEMBC(0x1e21) | |
| 967 EMIT2('g'); EMITMBC(0x11d) EMITMBC(0x11f) EMITMBC(0x121) | |
| 968 EMITMBC(0x123) EMITMBC(0x1e5) EMITMBC(0x1e7) | |
| 969 EMITMBC(0x1f5) EMITMBC(0x1e21) | |
| 970 return OK; | |
| 971 | |
| 972 case 'h': CASEMBC(0x125) CASEMBC(0x127) CASEMBC(0x1e23) | |
| 973 CASEMBC(0x1e27) CASEMBC(0x1e29) CASEMBC(0x1e96) | |
| 974 EMIT2('h'); EMITMBC(0x125) EMITMBC(0x127) EMITMBC(0x1e23) | |
| 975 EMITMBC(0x1e27) EMITMBC(0x1e29) EMITMBC(0x1e96) | |
| 4444 | 976 return OK; |
| 977 | |
|
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|
978 case 'i': case 0354: case 0355: case 0356: case 0357: |
| 5351 | 979 CASEMBC(0x129) CASEMBC(0x12b) CASEMBC(0x12d) CASEMBC(0x12f) |
| 980 CASEMBC(0x1d0) CASEMBC(0x1ec9) | |
| 981 EMIT2('i'); EMIT2(0354); EMIT2(0355); EMIT2(0356); | |
| 982 EMIT2(0357); EMITMBC(0x129) EMITMBC(0x12b) | |
| 983 EMITMBC(0x12d) EMITMBC(0x12f) EMITMBC(0x1d0) | |
| 984 EMITMBC(0x1ec9) | |
| 985 return OK; | |
| 986 | |
| 987 case 'j': CASEMBC(0x135) CASEMBC(0x1f0) | |
| 988 EMIT2('j'); EMITMBC(0x135) EMITMBC(0x1f0) | |
| 989 return OK; | |
| 990 | |
| 991 case 'k': CASEMBC(0x137) CASEMBC(0x1e9) CASEMBC(0x1e31) | |
| 992 CASEMBC(0x1e35) | |
| 993 EMIT2('k'); EMITMBC(0x137) EMITMBC(0x1e9) EMITMBC(0x1e31) | |
| 994 EMITMBC(0x1e35) | |
| 995 return OK; | |
| 996 | |
| 997 case 'l': CASEMBC(0x13a) CASEMBC(0x13c) CASEMBC(0x13e) | |
| 998 CASEMBC(0x140) CASEMBC(0x142) CASEMBC(0x1e3b) | |
| 999 EMIT2('l'); EMITMBC(0x13a) EMITMBC(0x13c) EMITMBC(0x13e) | |
| 1000 EMITMBC(0x140) EMITMBC(0x142) EMITMBC(0x1e3b) | |
| 1001 return OK; | |
| 1002 | |
| 1003 case 'm': CASEMBC(0x1e3f) CASEMBC(0x1e41) | |
| 1004 EMIT2('m'); EMITMBC(0x1e3f) EMITMBC(0x1e41) | |
| 4444 | 1005 return OK; |
| 1006 | |
|
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1007 case 'n': case 0361: |
| 5351 | 1008 CASEMBC(0x144) CASEMBC(0x146) CASEMBC(0x148) CASEMBC(0x149) |
| 1009 CASEMBC(0x1e45) CASEMBC(0x1e49) | |
| 1010 EMIT2('n'); EMIT2(0361); EMITMBC(0x144) EMITMBC(0x146) | |
| 1011 EMITMBC(0x148) EMITMBC(0x149) EMITMBC(0x1e45) | |
| 1012 EMITMBC(0x1e49) | |
| 4444 | 1013 return OK; |
| 1014 | |
|
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1015 case 'o': case 0362: case 0363: case 0364: case 0365: |
| 5351 | 1016 case 0366: case 0370: |
| 1017 CASEMBC(0x14d) CASEMBC(0x14f) CASEMBC(0x151) CASEMBC(0x1a1) | |
| 1018 CASEMBC(0x1d2) CASEMBC(0x1eb) CASEMBC(0x1ed) CASEMBC(0x1ecf) | |
| 1019 EMIT2('o'); EMIT2(0362); EMIT2(0363); EMIT2(0364); | |
| 1020 EMIT2(0365); EMIT2(0366); EMIT2(0370); | |
| 1021 EMITMBC(0x14d) EMITMBC(0x14f) EMITMBC(0x151) | |
| 1022 EMITMBC(0x1a1) EMITMBC(0x1d2) EMITMBC(0x1eb) | |
| 1023 EMITMBC(0x1ed) EMITMBC(0x1ecf) | |
| 1024 return OK; | |
| 1025 | |
| 1026 case 'p': CASEMBC(0x1e55) CASEMBC(0x1e57) | |
| 1027 EMIT2('p'); EMITMBC(0x1e55) EMITMBC(0x1e57) | |
| 1028 return OK; | |
| 1029 | |
| 1030 case 'r': CASEMBC(0x155) CASEMBC(0x157) CASEMBC(0x159) | |
| 1031 CASEMBC(0x1e59) CASEMBC(0x1e5f) | |
| 1032 EMIT2('r'); EMITMBC(0x155) EMITMBC(0x157) EMITMBC(0x159) | |
| 1033 EMITMBC(0x1e59) EMITMBC(0x1e5f) | |
| 1034 return OK; | |
| 1035 | |
| 1036 case 's': CASEMBC(0x15b) CASEMBC(0x15d) CASEMBC(0x15f) | |
| 1037 CASEMBC(0x161) CASEMBC(0x1e61) | |
| 1038 EMIT2('s'); EMITMBC(0x15b) EMITMBC(0x15d) EMITMBC(0x15f) | |
| 1039 EMITMBC(0x161) EMITMBC(0x1e61) | |
| 1040 return OK; | |
| 1041 | |
| 1042 case 't': CASEMBC(0x163) CASEMBC(0x165) CASEMBC(0x167) | |
| 1043 CASEMBC(0x1e6b) CASEMBC(0x1e6f) CASEMBC(0x1e97) | |
| 1044 EMIT2('t'); EMITMBC(0x163) EMITMBC(0x165) EMITMBC(0x167) | |
| 1045 EMITMBC(0x1e6b) EMITMBC(0x1e6f) EMITMBC(0x1e97) | |
| 4444 | 1046 return OK; |
| 1047 | |
|
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1048 case 'u': case 0371: case 0372: case 0373: case 0374: |
| 5351 | 1049 CASEMBC(0x169) CASEMBC(0x16b) CASEMBC(0x16d) CASEMBC(0x16f) |
| 1050 CASEMBC(0x171) CASEMBC(0x173) CASEMBC(0x1b0) CASEMBC(0x1d4) | |
| 1051 CASEMBC(0x1ee7) | |
| 1052 EMIT2('u'); EMIT2(0371); EMIT2(0372); EMIT2(0373); | |
| 1053 EMIT2(0374); EMITMBC(0x169) EMITMBC(0x16b) | |
| 1054 EMITMBC(0x16d) EMITMBC(0x16f) EMITMBC(0x171) | |
| 1055 EMITMBC(0x173) EMITMBC(0x1b0) EMITMBC(0x1d4) | |
| 1056 EMITMBC(0x1ee7) | |
| 1057 return OK; | |
| 1058 | |
| 1059 case 'v': CASEMBC(0x1e7d) | |
| 1060 EMIT2('v'); EMITMBC(0x1e7d) | |
| 1061 return OK; | |
| 1062 | |
| 1063 case 'w': CASEMBC(0x175) CASEMBC(0x1e81) CASEMBC(0x1e83) | |
| 1064 CASEMBC(0x1e85) CASEMBC(0x1e87) CASEMBC(0x1e98) | |
| 1065 EMIT2('w'); EMITMBC(0x175) EMITMBC(0x1e81) EMITMBC(0x1e83) | |
| 1066 EMITMBC(0x1e85) EMITMBC(0x1e87) EMITMBC(0x1e98) | |
| 1067 return OK; | |
| 1068 | |
| 1069 case 'x': CASEMBC(0x1e8b) CASEMBC(0x1e8d) | |
| 1070 EMIT2('x'); EMITMBC(0x1e8b) EMITMBC(0x1e8d) | |
| 4444 | 1071 return OK; |
| 1072 | |
|
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|
1073 case 'y': case 0375: case 0377: |
| 5351 | 1074 CASEMBC(0x177) CASEMBC(0x1e8f) CASEMBC(0x1e99) |
| 1075 CASEMBC(0x1ef3) CASEMBC(0x1ef7) CASEMBC(0x1ef9) | |
| 1076 EMIT2('y'); EMIT2(0375); EMIT2(0377); EMITMBC(0x177) | |
| 1077 EMITMBC(0x1e8f) EMITMBC(0x1e99) EMITMBC(0x1ef3) | |
| 1078 EMITMBC(0x1ef7) EMITMBC(0x1ef9) | |
| 4444 | 1079 return OK; |
| 1080 | |
| 5351 | 1081 case 'z': CASEMBC(0x17a) CASEMBC(0x17c) CASEMBC(0x17e) |
| 1082 CASEMBC(0x1b6) CASEMBC(0x1e91) CASEMBC(0x1e95) | |
| 1083 EMIT2('z'); EMITMBC(0x17a) EMITMBC(0x17c) EMITMBC(0x17e) | |
| 1084 EMITMBC(0x1b6) EMITMBC(0x1e91) EMITMBC(0x1e95) | |
| 1085 return OK; | |
| 1086 | |
| 1087 /* default: character itself */ | |
| 4444 | 1088 } |
| 1089 } | |
| 1090 | |
| 5351 | 1091 EMIT2(c); |
| 4444 | 1092 return OK; |
| 1093 #undef EMIT2 | |
| 5351 | 1094 #undef EMITMBC |
| 4444 | 1095 } |
| 1096 | |
| 1097 /* | |
| 1098 * Code to parse regular expression. | |
| 1099 * | |
| 1100 * We try to reuse parsing functions in regexp.c to | |
| 1101 * minimize surprise and keep the syntax consistent. | |
| 1102 */ | |
| 1103 | |
| 1104 /* | |
| 1105 * Parse the lowest level. | |
| 1106 * | |
| 1107 * An atom can be one of a long list of items. Many atoms match one character | |
| 1108 * in the text. It is often an ordinary character or a character class. | |
| 1109 * Braces can be used to make a pattern into an atom. The "\z(\)" construct | |
| 1110 * is only for syntax highlighting. | |
| 1111 * | |
| 1112 * atom ::= ordinary-atom | |
| 1113 * or \( pattern \) | |
| 1114 * or \%( pattern \) | |
| 1115 * or \z( pattern \) | |
| 1116 */ | |
| 1117 static int | |
| 1118 nfa_regatom() | |
| 1119 { | |
| 1120 int c; | |
| 1121 int charclass; | |
| 1122 int equiclass; | |
| 1123 int collclass; | |
| 1124 int got_coll_char; | |
| 1125 char_u *p; | |
| 1126 char_u *endp; | |
| 1127 #ifdef FEAT_MBYTE | |
| 1128 char_u *old_regparse = regparse; | |
| 1129 #endif | |
| 1130 int extra = 0; | |
| 1131 int emit_range; | |
| 1132 int negated; | |
| 1133 int result; | |
| 1134 int startc = -1; | |
| 1135 int endc = -1; | |
| 1136 int oldstartc = -1; | |
| 1137 | |
| 1138 c = getchr(); | |
| 1139 switch (c) | |
| 1140 { | |
|
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1141 case NUL: |
| 5511 | 1142 EMSG_RET_FAIL(_(e_nul_found)); |
|
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|
1143 |
| 4444 | 1144 case Magic('^'): |
| 1145 EMIT(NFA_BOL); | |
| 1146 break; | |
| 1147 | |
| 1148 case Magic('$'): | |
| 1149 EMIT(NFA_EOL); | |
| 1150 #if defined(FEAT_SYN_HL) || defined(PROTO) | |
| 1151 had_eol = TRUE; | |
| 1152 #endif | |
| 1153 break; | |
| 1154 | |
| 1155 case Magic('<'): | |
| 1156 EMIT(NFA_BOW); | |
| 1157 break; | |
| 1158 | |
| 1159 case Magic('>'): | |
| 1160 EMIT(NFA_EOW); | |
| 1161 break; | |
| 1162 | |
| 1163 case Magic('_'): | |
| 1164 c = no_Magic(getchr()); | |
| 5511 | 1165 if (c == NUL) |
| 1166 EMSG_RET_FAIL(_(e_nul_found)); | |
| 1167 | |
| 4444 | 1168 if (c == '^') /* "\_^" is start-of-line */ |
| 1169 { | |
| 1170 EMIT(NFA_BOL); | |
| 1171 break; | |
| 1172 } | |
| 1173 if (c == '$') /* "\_$" is end-of-line */ | |
| 1174 { | |
| 1175 EMIT(NFA_EOL); | |
| 1176 #if defined(FEAT_SYN_HL) || defined(PROTO) | |
| 1177 had_eol = TRUE; | |
| 1178 #endif | |
| 1179 break; | |
| 1180 } | |
| 1181 | |
| 5296 | 1182 extra = NFA_ADD_NL; |
| 4444 | 1183 |
| 1184 /* "\_[" is collection plus newline */ | |
| 1185 if (c == '[') | |
|
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1186 goto collection; |
| 4444 | 1187 |
| 1188 /* "\_x" is character class plus newline */ | |
| 1189 /*FALLTHROUGH*/ | |
| 1190 | |
| 1191 /* | |
| 1192 * Character classes. | |
| 1193 */ | |
| 1194 case Magic('.'): | |
| 1195 case Magic('i'): | |
| 1196 case Magic('I'): | |
| 1197 case Magic('k'): | |
| 1198 case Magic('K'): | |
| 1199 case Magic('f'): | |
| 1200 case Magic('F'): | |
| 1201 case Magic('p'): | |
| 1202 case Magic('P'): | |
| 1203 case Magic('s'): | |
| 1204 case Magic('S'): | |
| 1205 case Magic('d'): | |
| 1206 case Magic('D'): | |
| 1207 case Magic('x'): | |
| 1208 case Magic('X'): | |
| 1209 case Magic('o'): | |
| 1210 case Magic('O'): | |
| 1211 case Magic('w'): | |
| 1212 case Magic('W'): | |
| 1213 case Magic('h'): | |
| 1214 case Magic('H'): | |
| 1215 case Magic('a'): | |
| 1216 case Magic('A'): | |
| 1217 case Magic('l'): | |
| 1218 case Magic('L'): | |
| 1219 case Magic('u'): | |
| 1220 case Magic('U'): | |
| 1221 p = vim_strchr(classchars, no_Magic(c)); | |
| 1222 if (p == NULL) | |
| 1223 { | |
| 5511 | 1224 if (extra == NFA_ADD_NL) |
| 1225 { | |
| 1226 EMSGN(_(e_ill_char_class), c); | |
| 1227 rc_did_emsg = TRUE; | |
| 1228 return FAIL; | |
| 1229 } | |
|
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1230 EMSGN("INTERNAL: Unknown character class char: %ld", c); |
|
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1231 return FAIL; |
| 4444 | 1232 } |
| 1233 #ifdef FEAT_MBYTE | |
| 1234 /* When '.' is followed by a composing char ignore the dot, so that | |
| 1235 * the composing char is matched here. */ | |
| 1236 if (enc_utf8 && c == Magic('.') && utf_iscomposing(peekchr())) | |
| 1237 { | |
|
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|
1238 old_regparse = regparse; |
| 4444 | 1239 c = getchr(); |
| 1240 goto nfa_do_multibyte; | |
| 1241 } | |
| 1242 #endif | |
| 1243 EMIT(nfa_classcodes[p - classchars]); | |
| 5296 | 1244 if (extra == NFA_ADD_NL) |
| 4444 | 1245 { |
| 1246 EMIT(NFA_NEWL); | |
| 1247 EMIT(NFA_OR); | |
| 1248 regflags |= RF_HASNL; | |
| 1249 } | |
| 1250 break; | |
| 1251 | |
| 1252 case Magic('n'): | |
| 1253 if (reg_string) | |
|
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1254 /* In a string "\n" matches a newline character. */ |
|
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|
1255 EMIT(NL); |
| 4444 | 1256 else |
| 1257 { | |
| 1258 /* In buffer text "\n" matches the end of a line. */ | |
| 1259 EMIT(NFA_NEWL); | |
| 1260 regflags |= RF_HASNL; | |
| 1261 } | |
| 1262 break; | |
| 1263 | |
| 1264 case Magic('('): | |
| 1265 if (nfa_reg(REG_PAREN) == FAIL) | |
| 1266 return FAIL; /* cascaded error */ | |
| 1267 break; | |
| 1268 | |
| 1269 case Magic('|'): | |
| 1270 case Magic('&'): | |
| 1271 case Magic(')'): | |
| 4450 | 1272 EMSGN(_(e_misplaced), no_Magic(c)); |
| 4444 | 1273 return FAIL; |
| 1274 | |
| 1275 case Magic('='): | |
| 1276 case Magic('?'): | |
| 1277 case Magic('+'): | |
| 1278 case Magic('@'): | |
| 1279 case Magic('*'): | |
| 1280 case Magic('{'): | |
| 1281 /* these should follow an atom, not form an atom */ | |
| 4450 | 1282 EMSGN(_(e_misplaced), no_Magic(c)); |
| 4444 | 1283 return FAIL; |
| 1284 | |
|
4714
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1285 case Magic('~'): |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1286 { |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1287 char_u *lp; |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1288 |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1289 /* Previous substitute pattern. |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1290 * Generated as "\%(pattern\)". */ |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1291 if (reg_prev_sub == NULL) |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1292 { |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1293 EMSG(_(e_nopresub)); |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1294 return FAIL; |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1295 } |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1296 for (lp = reg_prev_sub; *lp != NUL; mb_cptr_adv(lp)) |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1297 { |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1298 EMIT(PTR2CHAR(lp)); |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1299 if (lp != reg_prev_sub) |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1300 EMIT(NFA_CONCAT); |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1301 } |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1302 EMIT(NFA_NOPEN); |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1303 break; |
|
fc4d7f02ea3a
updated for version 7.3.1104
Bram Moolenaar <bram@vim.org>
parents:
4712
diff
changeset
|
1304 } |
| 4444 | 1305 |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1306 case Magic('1'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1307 case Magic('2'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1308 case Magic('3'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1309 case Magic('4'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1310 case Magic('5'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1311 case Magic('6'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1312 case Magic('7'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1313 case Magic('8'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1314 case Magic('9'): |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1315 EMIT(NFA_BACKREF1 + (no_Magic(c) - '1')); |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1316 nfa_has_backref = TRUE; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
1317 break; |
| 4444 | 1318 |
| 1319 case Magic('z'): | |
| 1320 c = no_Magic(getchr()); | |
| 1321 switch (c) | |
| 1322 { | |
| 1323 case 's': | |
| 1324 EMIT(NFA_ZSTART); | |
| 1325 break; | |
| 1326 case 'e': | |
| 1327 EMIT(NFA_ZEND); | |
| 1328 nfa_has_zend = TRUE; | |
|
4569
f262fb02889d
updated for version 7.3.1032
Bram Moolenaar <bram@vim.org>
parents:
4567
diff
changeset
|
1329 break; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1330 #ifdef FEAT_SYN_HL |
| 4444 | 1331 case '1': |
| 1332 case '2': | |
| 1333 case '3': | |
| 1334 case '4': | |
| 1335 case '5': | |
| 1336 case '6': | |
| 1337 case '7': | |
| 1338 case '8': | |
| 1339 case '9': | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1340 /* \z1...\z9 */ |
|
4688
371cc0c44097
updated for version 7.3.1091
Bram Moolenaar <bram@vim.org>
parents:
4686
diff
changeset
|
1341 if (reg_do_extmatch != REX_USE) |
|
371cc0c44097
updated for version 7.3.1091
Bram Moolenaar <bram@vim.org>
parents:
4686
diff
changeset
|
1342 EMSG_RET_FAIL(_(e_z1_not_allowed)); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1343 EMIT(NFA_ZREF1 + (no_Magic(c) - '1')); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1344 /* No need to set nfa_has_backref, the sub-matches don't |
|
4728
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents:
4726
diff
changeset
|
1345 * change when \z1 .. \z9 matches or not. */ |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1346 re_has_z = REX_USE; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1347 break; |
| 4444 | 1348 case '(': |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1349 /* \z( */ |
|
4688
371cc0c44097
updated for version 7.3.1091
Bram Moolenaar <bram@vim.org>
parents:
4686
diff
changeset
|
1350 if (reg_do_extmatch != REX_SET) |
|
371cc0c44097
updated for version 7.3.1091
Bram Moolenaar <bram@vim.org>
parents:
4686
diff
changeset
|
1351 EMSG_RET_FAIL(_(e_z_not_allowed)); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1352 if (nfa_reg(REG_ZPAREN) == FAIL) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1353 return FAIL; /* cascaded error */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1354 re_has_z = REX_SET; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1355 break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
1356 #endif |
| 4444 | 1357 default: |
| 4450 | 1358 EMSGN(_("E867: (NFA) Unknown operator '\\z%c'"), |
| 4444 | 1359 no_Magic(c)); |
| 1360 return FAIL; | |
| 1361 } | |
| 1362 break; | |
| 1363 | |
| 1364 case Magic('%'): | |
| 1365 c = no_Magic(getchr()); | |
| 1366 switch (c) | |
| 1367 { | |
| 1368 /* () without a back reference */ | |
| 1369 case '(': | |
| 1370 if (nfa_reg(REG_NPAREN) == FAIL) | |
| 1371 return FAIL; | |
| 1372 EMIT(NFA_NOPEN); | |
| 1373 break; | |
| 1374 | |
| 1375 case 'd': /* %d123 decimal */ | |
| 1376 case 'o': /* %o123 octal */ | |
| 1377 case 'x': /* %xab hex 2 */ | |
| 1378 case 'u': /* %uabcd hex 4 */ | |
| 1379 case 'U': /* %U1234abcd hex 8 */ | |
|
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1380 { |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1381 int nr; |
|
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1382 |
|
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1383 switch (c) |
|
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1384 { |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1385 case 'd': nr = getdecchrs(); break; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1386 case 'o': nr = getoctchrs(); break; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1387 case 'x': nr = gethexchrs(2); break; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1388 case 'u': nr = gethexchrs(4); break; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1389 case 'U': nr = gethexchrs(8); break; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1390 default: nr = -1; break; |
|
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1391 } |
|
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1392 |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1393 if (nr < 0) |
|
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1394 EMSG2_RET_FAIL( |
|
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1395 _("E678: Invalid character after %s%%[dxouU]"), |
|
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1396 reg_magic == MAGIC_ALL); |
| 5360 | 1397 /* 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
|
1398 /* TODO: what if a composing character follows? */ |
| 5360 | 1399 EMIT(nr == 0 ? 0x0a : nr); |
|
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1400 } |
| 4444 | 1401 break; |
| 1402 | |
| 1403 /* Catch \%^ and \%$ regardless of where they appear in the | |
| 1404 * pattern -- regardless of whether or not it makes sense. */ | |
| 1405 case '^': | |
| 1406 EMIT(NFA_BOF); | |
| 1407 break; | |
| 1408 | |
| 1409 case '$': | |
| 1410 EMIT(NFA_EOF); | |
| 1411 break; | |
| 1412 | |
| 1413 case '#': | |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1414 EMIT(NFA_CURSOR); |
| 4444 | 1415 break; |
| 1416 | |
| 1417 case 'V': | |
|
4730
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
1418 EMIT(NFA_VISUAL); |
| 4444 | 1419 break; |
| 1420 | |
| 1421 case '[': | |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1422 { |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1423 int n; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1424 |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1425 /* \%[abc] */ |
|
4944
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1426 for (n = 0; (c = peekchr()) != ']'; ++n) |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1427 { |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1428 if (c == NUL) |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1429 EMSG2_RET_FAIL(_(e_missing_sb), |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1430 reg_magic == MAGIC_ALL); |
|
4944
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1431 /* recursive call! */ |
|
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1432 if (nfa_regatom() == FAIL) |
|
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1433 return FAIL; |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1434 } |
|
4944
613651492c19
updated for version 7.3.1217
Bram Moolenaar <bram@vim.org>
parents:
4938
diff
changeset
|
1435 getchr(); /* get the ] */ |
|
4760
532a9855bd30
updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents:
4758
diff
changeset
|
1436 if (n == 0) |
|
532a9855bd30
updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents:
4758
diff
changeset
|
1437 EMSG2_RET_FAIL(_(e_empty_sb), |
|
532a9855bd30
updated for version 7.3.1127
Bram Moolenaar <bram@vim.org>
parents:
4758
diff
changeset
|
1438 reg_magic == MAGIC_ALL); |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1439 EMIT(NFA_OPT_CHARS); |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1440 EMIT(n); |
|
5255
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1441 |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1442 /* Emit as "\%(\%[abc]\)" to be able to handle |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1443 * "\%[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
|
1444 * 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
|
1445 * 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
|
1446 * added multiple times. This is more efficient than |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1447 * not allowsing NFA_SPLIT multiple times, it is used |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1448 * a lot. */ |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1449 EMIT(NFA_NOPEN); |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1450 break; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
1451 } |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
1452 |
| 4444 | 1453 default: |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
1454 { |
|
4655
779ca415f8e1
updated for version 7.3.1075
Bram Moolenaar <bram@vim.org>
parents:
4651
diff
changeset
|
1455 int n = 0; |
|
4583
321cfbef9431
updated for version 7.3.1039
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4579
diff
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|
1456 int cmp = c; |
|
321cfbef9431
updated for version 7.3.1039
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diff
changeset
|
1457 |
|
321cfbef9431
updated for version 7.3.1039
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diff
changeset
|
1458 if (c == '<' || c == '>') |
|
321cfbef9431
updated for version 7.3.1039
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diff
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|
1459 c = getchr(); |
|
321cfbef9431
updated for version 7.3.1039
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4579
diff
changeset
|
1460 while (VIM_ISDIGIT(c)) |
|
321cfbef9431
updated for version 7.3.1039
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diff
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|
1461 { |
|
321cfbef9431
updated for version 7.3.1039
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parents:
4579
diff
changeset
|
1462 n = n * 10 + (c - '0'); |
|
321cfbef9431
updated for version 7.3.1039
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4579
diff
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|
1463 c = getchr(); |
|
321cfbef9431
updated for version 7.3.1039
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diff
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|
1464 } |
|
321cfbef9431
updated for version 7.3.1039
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diff
changeset
|
1465 if (c == 'l' || c == 'c' || c == 'v') |
|
321cfbef9431
updated for version 7.3.1039
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parents:
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diff
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|
1466 { |
|
321cfbef9431
updated for version 7.3.1039
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parents:
4579
diff
changeset
|
1467 if (c == 'l') |
|
4732
0798b096bab3
updated for version 7.3.1113
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diff
changeset
|
1468 /* \%{n}l \%{n}<l \%{n}>l */ |
|
4583
321cfbef9431
updated for version 7.3.1039
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diff
changeset
|
1469 EMIT(cmp == '<' ? NFA_LNUM_LT : |
|
4732
0798b096bab3
updated for version 7.3.1113
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diff
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|
1470 cmp == '>' ? NFA_LNUM_GT : NFA_LNUM); |
|
4583
321cfbef9431
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diff
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|
1471 else if (c == 'c') |
|
4732
0798b096bab3
updated for version 7.3.1113
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diff
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|
1472 /* \%{n}c \%{n}<c \%{n}>c */ |
|
4583
321cfbef9431
updated for version 7.3.1039
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diff
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|
1473 EMIT(cmp == '<' ? NFA_COL_LT : |
|
4732
0798b096bab3
updated for version 7.3.1113
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diff
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|
1474 cmp == '>' ? NFA_COL_GT : NFA_COL); |
|
4583
321cfbef9431
updated for version 7.3.1039
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|
1475 else |
|
4732
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updated for version 7.3.1113
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diff
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|
1476 /* \%{n}v \%{n}<v \%{n}>v */ |
|
4583
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updated for version 7.3.1039
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diff
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|
1477 EMIT(cmp == '<' ? NFA_VCOL_LT : |
|
4732
0798b096bab3
updated for version 7.3.1113
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|
1478 cmp == '>' ? NFA_VCOL_GT : NFA_VCOL); |
|
4740
97560c16ca99
updated for version 7.3.1117
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diff
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|
1479 EMIT(n); |
|
4583
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updated for version 7.3.1039
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|
1480 break; |
|
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updated for version 7.3.1039
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diff
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|
1481 } |
|
4732
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updated for version 7.3.1113
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diff
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|
1482 else if (c == '\'' && n == 0) |
|
0798b096bab3
updated for version 7.3.1113
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|
1483 { |
|
0798b096bab3
updated for version 7.3.1113
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diff
changeset
|
1484 /* \%'m \%<'m \%>'m */ |
|
0798b096bab3
updated for version 7.3.1113
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diff
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|
1485 EMIT(cmp == '<' ? NFA_MARK_LT : |
|
0798b096bab3
updated for version 7.3.1113
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|
1486 cmp == '>' ? NFA_MARK_GT : NFA_MARK); |
|
4740
97560c16ca99
updated for version 7.3.1117
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diff
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|
1487 EMIT(getchr()); |
|
4732
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updated for version 7.3.1113
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|
1488 break; |
|
0798b096bab3
updated for version 7.3.1113
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diff
changeset
|
1489 } |
|
4583
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updated for version 7.3.1039
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diff
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|
1490 } |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
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4569
diff
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|
1491 EMSGN(_("E867: (NFA) Unknown operator '\\%%%c'"), |
|
b2a8e3a66f8c
updated for version 7.3.1033
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4569
diff
changeset
|
1492 no_Magic(c)); |
| 4444 | 1493 return FAIL; |
| 1494 } | |
| 1495 break; | |
| 1496 | |
| 1497 case Magic('['): | |
|
4517
9a2183bd8295
updated for version 7.3.1006
Bram Moolenaar <bram@vim.org>
parents:
4515
diff
changeset
|
1498 collection: |
| 4444 | 1499 /* |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
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diff
changeset
|
1500 * [abc] uses NFA_START_COLL - NFA_END_COLL |
|
c02c7df9bdc9
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4772
diff
changeset
|
1501 * [^abc] uses NFA_START_NEG_COLL - NFA_END_NEG_COLL |
|
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diff
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|
1502 * Each character is produced as a regular state, using |
|
c02c7df9bdc9
updated for version 7.3.1137
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4772
diff
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|
1503 * NFA_CONCAT to bind them together. |
|
c02c7df9bdc9
updated for version 7.3.1137
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4772
diff
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|
1504 * Besides normal characters there can be: |
|
c02c7df9bdc9
updated for version 7.3.1137
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4772
diff
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|
1505 * - character classes NFA_CLASS_* |
|
c02c7df9bdc9
updated for version 7.3.1137
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4772
diff
changeset
|
1506 * - ranges, two characters followed by NFA_RANGE. |
| 4444 | 1507 */ |
| 1508 | |
| 1509 p = regparse; | |
| 1510 endp = skip_anyof(p); | |
| 1511 if (*endp == ']') | |
| 1512 { | |
| 1513 /* | |
| 1514 * Try to reverse engineer character classes. For example, | |
| 5296 | 1515 * recognize that [0-9] stands for \d and [A-Za-z_] for \h, |
| 4444 | 1516 * and perform the necessary substitutions in the NFA. |
| 1517 */ | |
| 1518 result = nfa_recognize_char_class(regparse, endp, | |
| 5296 | 1519 extra == NFA_ADD_NL); |
| 4444 | 1520 if (result != FAIL) |
| 1521 { | |
| 5296 | 1522 if (result >= NFA_FIRST_NL && result <= NFA_LAST_NL) |
| 4444 | 1523 { |
| 5296 | 1524 EMIT(result - NFA_ADD_NL); |
| 4444 | 1525 EMIT(NFA_NEWL); |
| 1526 EMIT(NFA_OR); | |
| 1527 } | |
| 5296 | 1528 else |
| 1529 EMIT(result); | |
| 4444 | 1530 regparse = endp; |
|
4573
37e444aeb33b
updated for version 7.3.1034
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4571
diff
changeset
|
1531 mb_ptr_adv(regparse); |
| 4444 | 1532 return OK; |
| 1533 } | |
| 1534 /* | |
| 1535 * Failed to recognize a character class. Use the simple | |
| 1536 * version that turns [abc] into 'a' OR 'b' OR 'c' | |
| 1537 */ | |
| 1538 startc = endc = oldstartc = -1; | |
| 1539 negated = FALSE; | |
| 1540 if (*regparse == '^') /* negated range */ | |
| 1541 { | |
| 1542 negated = TRUE; | |
|
4573
37e444aeb33b
updated for version 7.3.1034
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parents:
4571
diff
changeset
|
1543 mb_ptr_adv(regparse); |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
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4772
diff
changeset
|
1544 EMIT(NFA_START_NEG_COLL); |
| 4444 | 1545 } |
|
4781
c02c7df9bdc9
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diff
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|
1546 else |
|
c02c7df9bdc9
updated for version 7.3.1137
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4772
diff
changeset
|
1547 EMIT(NFA_START_COLL); |
| 4444 | 1548 if (*regparse == '-') |
| 1549 { | |
| 1550 startc = '-'; | |
| 1551 EMIT(startc); | |
|
4781
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updated for version 7.3.1137
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4772
diff
changeset
|
1552 EMIT(NFA_CONCAT); |
|
4573
37e444aeb33b
updated for version 7.3.1034
Bram Moolenaar <bram@vim.org>
parents:
4571
diff
changeset
|
1553 mb_ptr_adv(regparse); |
| 4444 | 1554 } |
| 1555 /* Emit the OR branches for each character in the [] */ | |
| 1556 emit_range = FALSE; | |
| 1557 while (regparse < endp) | |
| 1558 { | |
| 1559 oldstartc = startc; | |
| 1560 startc = -1; | |
| 1561 got_coll_char = FALSE; | |
| 1562 if (*regparse == '[') | |
| 1563 { | |
| 1564 /* Check for [: :], [= =], [. .] */ | |
| 1565 equiclass = collclass = 0; | |
| 1566 charclass = get_char_class(®parse); | |
| 1567 if (charclass == CLASS_NONE) | |
| 1568 { | |
| 1569 equiclass = get_equi_class(®parse); | |
| 1570 if (equiclass == 0) | |
| 1571 collclass = get_coll_element(®parse); | |
| 1572 } | |
| 1573 | |
| 1574 /* Character class like [:alpha:] */ | |
| 1575 if (charclass != CLASS_NONE) | |
| 1576 { | |
| 1577 switch (charclass) | |
| 1578 { | |
| 1579 case CLASS_ALNUM: | |
| 1580 EMIT(NFA_CLASS_ALNUM); | |
| 1581 break; | |
| 1582 case CLASS_ALPHA: | |
| 1583 EMIT(NFA_CLASS_ALPHA); | |
| 1584 break; | |
| 1585 case CLASS_BLANK: | |
| 1586 EMIT(NFA_CLASS_BLANK); | |
| 1587 break; | |
| 1588 case CLASS_CNTRL: | |
| 1589 EMIT(NFA_CLASS_CNTRL); | |
| 1590 break; | |
| 1591 case CLASS_DIGIT: | |
| 1592 EMIT(NFA_CLASS_DIGIT); | |
| 1593 break; | |
| 1594 case CLASS_GRAPH: | |
| 1595 EMIT(NFA_CLASS_GRAPH); | |
| 1596 break; | |
| 1597 case CLASS_LOWER: | |
| 1598 EMIT(NFA_CLASS_LOWER); | |
| 1599 break; | |
| 1600 case CLASS_PRINT: | |
| 1601 EMIT(NFA_CLASS_PRINT); | |
| 1602 break; | |
| 1603 case CLASS_PUNCT: | |
| 1604 EMIT(NFA_CLASS_PUNCT); | |
| 1605 break; | |
| 1606 case CLASS_SPACE: | |
| 1607 EMIT(NFA_CLASS_SPACE); | |
| 1608 break; | |
| 1609 case CLASS_UPPER: | |
| 1610 EMIT(NFA_CLASS_UPPER); | |
| 1611 break; | |
| 1612 case CLASS_XDIGIT: | |
| 1613 EMIT(NFA_CLASS_XDIGIT); | |
| 1614 break; | |
| 1615 case CLASS_TAB: | |
| 1616 EMIT(NFA_CLASS_TAB); | |
| 1617 break; | |
| 1618 case CLASS_RETURN: | |
| 1619 EMIT(NFA_CLASS_RETURN); | |
| 1620 break; | |
| 1621 case CLASS_BACKSPACE: | |
| 1622 EMIT(NFA_CLASS_BACKSPACE); | |
| 1623 break; | |
| 1624 case CLASS_ESCAPE: | |
| 1625 EMIT(NFA_CLASS_ESCAPE); | |
| 1626 break; | |
| 1627 } | |
|
4781
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updated for version 7.3.1137
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4772
diff
changeset
|
1628 EMIT(NFA_CONCAT); |
| 4444 | 1629 continue; |
| 1630 } | |
| 1631 /* Try equivalence class [=a=] and the like */ | |
| 1632 if (equiclass != 0) | |
| 1633 { | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
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diff
changeset
|
1634 result = nfa_emit_equi_class(equiclass); |
| 4444 | 1635 if (result == FAIL) |
| 1636 { | |
| 1637 /* should never happen */ | |
| 1638 EMSG_RET_FAIL(_("E868: Error building NFA with equivalence class!")); | |
| 1639 } | |
| 1640 continue; | |
| 1641 } | |
| 1642 /* Try collating class like [. .] */ | |
| 1643 if (collclass != 0) | |
| 1644 { | |
| 1645 startc = collclass; /* allow [.a.]-x as a range */ | |
| 1646 /* Will emit the proper atom at the end of the | |
| 1647 * while loop. */ | |
| 1648 } | |
| 1649 } | |
|
4677
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updated for version 7.3.1086
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4675
diff
changeset
|
1650 /* Try a range like 'a-x' or '\t-z'. Also allows '-' as a |
|
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updated for version 7.3.1086
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diff
changeset
|
1651 * start character. */ |
|
c1622ff9ed8d
updated for version 7.3.1086
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diff
changeset
|
1652 if (*regparse == '-' && oldstartc != -1) |
| 4444 | 1653 { |
| 1654 emit_range = TRUE; | |
| 1655 startc = oldstartc; | |
|
4573
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diff
changeset
|
1656 mb_ptr_adv(regparse); |
| 4444 | 1657 continue; /* reading the end of the range */ |
| 1658 } | |
| 1659 | |
| 1660 /* Now handle simple and escaped characters. | |
| 1661 * Only "\]", "\^", "\]" and "\\" are special in Vi. Vim | |
| 1662 * accepts "\t", "\e", etc., but only when the 'l' flag in | |
| 1663 * 'cpoptions' is not included. | |
| 1664 * Posix doesn't recognize backslash at all. | |
| 1665 */ | |
| 1666 if (*regparse == '\\' | |
|
4744
a62695305e03
updated for version 7.3.1119
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4742
diff
changeset
|
1667 && !reg_cpo_bsl |
| 4444 | 1668 && regparse + 1 <= endp |
| 1669 && (vim_strchr(REGEXP_INRANGE, regparse[1]) != NULL | |
|
4744
a62695305e03
updated for version 7.3.1119
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diff
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|
1670 || (!reg_cpo_lit |
| 4444 | 1671 && vim_strchr(REGEXP_ABBR, regparse[1]) |
| 1672 != NULL) | |
| 1673 ) | |
| 1674 ) | |
| 1675 { | |
|
4573
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updated for version 7.3.1034
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diff
changeset
|
1676 mb_ptr_adv(regparse); |
| 4444 | 1677 |
|
4507
9dbbddb2ed10
updated for version 7.3.1001
Bram Moolenaar <bram@vim.org>
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4503
diff
changeset
|
1678 if (*regparse == 'n') |
| 4444 | 1679 startc = reg_string ? NL : NFA_NEWL; |
| 1680 else | |
| 1681 if (*regparse == 'd' | |
| 1682 || *regparse == 'o' | |
| 1683 || *regparse == 'x' | |
| 1684 || *regparse == 'u' | |
| 1685 || *regparse == 'U' | |
| 1686 ) | |
| 1687 { | |
| 1688 /* TODO(RE) This needs more testing */ | |
| 1689 startc = coll_get_char(); | |
| 1690 got_coll_char = TRUE; | |
|
4573
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updated for version 7.3.1034
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diff
changeset
|
1691 mb_ptr_back(old_regparse, regparse); |
| 4444 | 1692 } |
| 1693 else | |
| 1694 { | |
| 1695 /* \r,\t,\e,\b */ | |
| 1696 startc = backslash_trans(*regparse); | |
| 1697 } | |
| 1698 } | |
| 1699 | |
| 1700 /* Normal printable char */ | |
| 1701 if (startc == -1) | |
|
4677
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updated for version 7.3.1086
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diff
changeset
|
1702 startc = PTR2CHAR(regparse); |
| 4444 | 1703 |
| 1704 /* Previous char was '-', so this char is end of range. */ | |
| 1705 if (emit_range) | |
| 1706 { | |
|
4677
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|
1707 endc = startc; |
|
c1622ff9ed8d
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diff
changeset
|
1708 startc = oldstartc; |
| 4444 | 1709 if (startc > endc) |
| 1710 EMSG_RET_FAIL(_(e_invrange)); | |
|
4781
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|
1711 |
|
c02c7df9bdc9
updated for version 7.3.1137
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changeset
|
1712 if (endc > startc + 2) |
|
c02c7df9bdc9
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diff
changeset
|
1713 { |
|
c02c7df9bdc9
updated for version 7.3.1137
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diff
changeset
|
1714 /* Emit a range instead of the sequence of |
|
c02c7df9bdc9
updated for version 7.3.1137
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parents:
4772
diff
changeset
|
1715 * individual characters. */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1716 if (startc == 0) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1717 /* \x00 is translated to \x0a, start at \x01. */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1718 EMIT(1); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1719 else |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1720 --post_ptr; /* remove NFA_CONCAT */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1721 EMIT(endc); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1722 EMIT(NFA_RANGE); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1723 EMIT(NFA_CONCAT); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1724 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1725 else |
| 4444 | 1726 #ifdef FEAT_MBYTE |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1727 if (has_mbyte && ((*mb_char2len)(startc) > 1 |
| 4444 | 1728 || (*mb_char2len)(endc) > 1)) |
| 1729 { | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1730 /* Emit the characters in the range. |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1731 * "startc" was already emitted, so skip it. |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1732 * */ |
| 4444 | 1733 for (c = startc + 1; c <= endc; c++) |
| 1734 { | |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
1735 EMIT(c); |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1736 EMIT(NFA_CONCAT); |
| 4444 | 1737 } |
| 1738 } | |
| 1739 else | |
| 1740 #endif | |
| 1741 { | |
| 1742 #ifdef EBCDIC | |
| 1743 int alpha_only = FALSE; | |
| 1744 | |
| 1745 /* for alphabetical range skip the gaps | |
| 1746 * 'i'-'j', 'r'-'s', 'I'-'J' and 'R'-'S'. */ | |
| 1747 if (isalpha(startc) && isalpha(endc)) | |
| 1748 alpha_only = TRUE; | |
| 1749 #endif | |
| 1750 /* Emit the range. "startc" was already emitted, so | |
| 1751 * skip it. */ | |
| 1752 for (c = startc + 1; c <= endc; c++) | |
| 1753 #ifdef EBCDIC | |
| 1754 if (!alpha_only || isalpha(startc)) | |
| 1755 #endif | |
| 1756 { | |
| 1757 EMIT(c); | |
|
4781
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updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
changeset
|
1758 EMIT(NFA_CONCAT); |
| 4444 | 1759 } |
| 1760 } | |
|
4677
c1622ff9ed8d
updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents:
4675
diff
changeset
|
1761 emit_range = FALSE; |
|
c1622ff9ed8d
updated for version 7.3.1086
Bram Moolenaar <bram@vim.org>
parents:
4675
diff
changeset
|
1762 startc = -1; |
| 4444 | 1763 } |
| 1764 else | |
| 1765 { | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1766 /* This char (startc) is not part of a range. Just |
| 4444 | 1767 * emit it. |
| 1768 * Normally, simply emit startc. But if we get char | |
| 1769 * code=0 from a collating char, then replace it with | |
| 1770 * 0x0a. | |
| 1771 * This is needed to completely mimic the behaviour of | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
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parents:
4772
diff
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|
1772 * the backtracking engine. */ |
|
c02c7df9bdc9
updated for version 7.3.1137
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parents:
4772
diff
changeset
|
1773 if (startc == NFA_NEWL) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
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|
1774 { |
|
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updated for version 7.3.1137
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4772
diff
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|
1775 /* Line break can't be matched as part of the |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
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|
1776 * collection, add an OR below. But not for negated |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
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|
1777 * range. */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
changeset
|
1778 if (!negated) |
| 5296 | 1779 extra = NFA_ADD_NL; |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
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|
1780 } |
| 4444 | 1781 else |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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diff
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|
1782 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
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|
1783 if (got_coll_char == TRUE && startc == 0) |
|
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updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
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|
1784 EMIT(0x0a); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
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|
1785 else |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1786 EMIT(startc); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
1787 EMIT(NFA_CONCAT); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
changeset
|
1788 } |
| 4444 | 1789 } |
| 1790 | |
|
4573
37e444aeb33b
updated for version 7.3.1034
Bram Moolenaar <bram@vim.org>
parents:
4571
diff
changeset
|
1791 mb_ptr_adv(regparse); |
| 4444 | 1792 } /* while (p < endp) */ |
| 1793 | |
|
4573
37e444aeb33b
updated for version 7.3.1034
Bram Moolenaar <bram@vim.org>
parents:
4571
diff
changeset
|
1794 mb_ptr_back(old_regparse, regparse); |
| 4444 | 1795 if (*regparse == '-') /* if last, '-' is just a char */ |
| 1796 { | |
| 1797 EMIT('-'); | |
|
4781
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updated for version 7.3.1137
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parents:
4772
diff
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|
1798 EMIT(NFA_CONCAT); |
| 4444 | 1799 } |
| 1800 | |
| 1801 /* skip the trailing ] */ | |
| 1802 regparse = endp; | |
|
4573
37e444aeb33b
updated for version 7.3.1034
Bram Moolenaar <bram@vim.org>
parents:
4571
diff
changeset
|
1803 mb_ptr_adv(regparse); |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
1804 |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
changeset
|
1805 /* Mark end of the collection. */ |
| 4444 | 1806 if (negated == TRUE) |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
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|
1807 EMIT(NFA_END_NEG_COLL); |
|
c02c7df9bdc9
updated for version 7.3.1137
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parents:
4772
diff
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|
1808 else |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
changeset
|
1809 EMIT(NFA_END_COLL); |
|
4615
5679b8ddd8cc
updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents:
4583
diff
changeset
|
1810 |
|
5679b8ddd8cc
updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents:
4583
diff
changeset
|
1811 /* \_[] also matches \n but it's not negated */ |
| 5296 | 1812 if (extra == NFA_ADD_NL) |
|
4615
5679b8ddd8cc
updated for version 7.3.1055
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parents:
4583
diff
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|
1813 { |
|
5679b8ddd8cc
updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents:
4583
diff
changeset
|
1814 EMIT(reg_string ? NL : NFA_NEWL); |
|
5679b8ddd8cc
updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents:
4583
diff
changeset
|
1815 EMIT(NFA_OR); |
|
5679b8ddd8cc
updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents:
4583
diff
changeset
|
1816 } |
|
5679b8ddd8cc
updated for version 7.3.1055
Bram Moolenaar <bram@vim.org>
parents:
4583
diff
changeset
|
1817 |
| 4444 | 1818 return OK; |
|
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
1819 } /* if exists closing ] */ |
|
432a6b8c7d93
updated for version 7.3.1012
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parents:
4527
diff
changeset
|
1820 |
|
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
1821 if (reg_strict) |
| 4444 | 1822 EMSG_RET_FAIL(_(e_missingbracket)); |
|
4529
432a6b8c7d93
updated for version 7.3.1012
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4527
diff
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|
1823 /* FALLTHROUGH */ |
|
432a6b8c7d93
updated for version 7.3.1012
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4527
diff
changeset
|
1824 |
| 4444 | 1825 default: |
| 1826 { | |
| 1827 #ifdef FEAT_MBYTE | |
| 1828 int plen; | |
| 1829 | |
| 1830 nfa_do_multibyte: | |
|
4543
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1831 /* plen is length of current char with composing chars */ |
|
08ac46980953
updated for version 7.3.1019
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parents:
4541
diff
changeset
|
1832 if (enc_utf8 && ((*mb_char2len)(c) |
|
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1833 != (plen = (*mb_ptr2len)(old_regparse)) |
|
08ac46980953
updated for version 7.3.1019
Bram Moolenaar <bram@vim.org>
parents:
4541
diff
changeset
|
1834 || utf_iscomposing(c))) |
| 4444 | 1835 { |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1836 int i = 0; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
1837 |
|
4535
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
1838 /* A base character plus composing characters, or just one |
|
45f97c349537
updated for version 7.3.1015
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parents:
4533
diff
changeset
|
1839 * or more composing characters. |
|
4527
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1840 * This requires creating a separate atom as if enclosing |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1841 * the characters in (), where NFA_COMPOSING is the ( and |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1842 * NFA_END_COMPOSING is the ). Note that right now we are |
| 4444 | 1843 * building the postfix form, not the NFA itself; |
| 1844 * a composing char could be: a, b, c, NFA_COMPOSING | |
|
4527
55bcaa1d2749
updated for version 7.3.1011
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4525
diff
changeset
|
1845 * where 'b' and 'c' are chars with codes > 256. */ |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1846 for (;;) |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1847 { |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1848 EMIT(c); |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
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diff
changeset
|
1849 if (i > 0) |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
1850 EMIT(NFA_CONCAT); |
|
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
1851 if ((i += utf_char2len(c)) >= plen) |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
1852 break; |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1853 c = utf_ptr2char(old_regparse + i); |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1854 } |
|
55bcaa1d2749
updated for version 7.3.1011
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parents:
4525
diff
changeset
|
1855 EMIT(NFA_COMPOSING); |
| 4444 | 1856 regparse = old_regparse + plen; |
| 1857 } | |
| 1858 else | |
| 1859 #endif | |
| 1860 { | |
| 1861 c = no_Magic(c); | |
| 1862 EMIT(c); | |
| 1863 } | |
| 1864 return OK; | |
| 1865 } | |
| 1866 } | |
| 1867 | |
| 1868 return OK; | |
| 1869 } | |
| 1870 | |
| 1871 /* | |
| 1872 * Parse something followed by possible [*+=]. | |
| 1873 * | |
| 1874 * A piece is an atom, possibly followed by a multi, an indication of how many | |
| 1875 * times the atom can be matched. Example: "a*" matches any sequence of "a" | |
| 1876 * characters: "", "a", "aa", etc. | |
| 1877 * | |
| 1878 * piece ::= atom | |
| 1879 * or atom multi | |
| 1880 */ | |
| 1881 static int | |
| 1882 nfa_regpiece() | |
| 1883 { | |
| 1884 int i; | |
| 1885 int op; | |
| 1886 int ret; | |
| 1887 long minval, maxval; | |
| 1888 int greedy = TRUE; /* Braces are prefixed with '-' ? */ | |
|
4679
4d92b873acef
updated for version 7.3.1087
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parents:
4677
diff
changeset
|
1889 parse_state_T old_state; |
|
4d92b873acef
updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents:
4677
diff
changeset
|
1890 parse_state_T new_state; |
| 4444 | 1891 int c2; |
|
4651
f10f63aaec5c
updated for version 7.3.1073
Bram Moolenaar <bram@vim.org>
parents:
4649
diff
changeset
|
1892 int old_post_pos; |
|
f10f63aaec5c
updated for version 7.3.1073
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parents:
4649
diff
changeset
|
1893 int my_post_start; |
| 4444 | 1894 int quest; |
| 1895 | |
|
4679
4d92b873acef
updated for version 7.3.1087
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parents:
4677
diff
changeset
|
1896 /* 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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4677
diff
changeset
|
1897 * next. */ |
|
4d92b873acef
updated for version 7.3.1087
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parents:
4677
diff
changeset
|
1898 save_parse_state(&old_state); |
|
4d92b873acef
updated for version 7.3.1087
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parents:
4677
diff
changeset
|
1899 |
| 4444 | 1900 /* store current pos in the postfix form, for \{m,n} involving 0s */ |
|
4651
f10f63aaec5c
updated for version 7.3.1073
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diff
changeset
|
1901 my_post_start = (int)(post_ptr - post_start); |
| 4444 | 1902 |
| 1903 ret = nfa_regatom(); | |
| 1904 if (ret == FAIL) | |
| 1905 return FAIL; /* cascaded error */ | |
| 1906 | |
| 1907 op = peekchr(); | |
| 1908 if (re_multi_type(op) == NOT_MULTI) | |
| 1909 return OK; | |
| 1910 | |
| 1911 skipchr(); | |
| 1912 switch (op) | |
| 1913 { | |
| 1914 case Magic('*'): | |
| 1915 EMIT(NFA_STAR); | |
| 1916 break; | |
| 1917 | |
| 1918 case Magic('+'): | |
| 1919 /* | |
| 1920 * Trick: Normally, (a*)\+ would match the whole input "aaa". The | |
| 1921 * first and only submatch would be "aaa". But the backtracking | |
| 1922 * engine interprets the plus as "try matching one more time", and | |
| 1923 * a* matches a second time at the end of the input, the empty | |
| 1924 * string. | |
|
5255
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
1925 * The submatch will be the empty string. |
| 4444 | 1926 * |
|
4673
05d57d7c2d55
updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents:
4671
diff
changeset
|
1927 * In order to be consistent with the old engine, we replace |
|
05d57d7c2d55
updated for version 7.3.1084
Bram Moolenaar <bram@vim.org>
parents:
4671
diff
changeset
|
1928 * <atom>+ with <atom><atom>* |
| 4444 | 1929 */ |
|
4679
4d92b873acef
updated for version 7.3.1087
Bram Moolenaar <bram@vim.org>
parents:
4677
diff
changeset
|
1930 restore_parse_state(&old_state); |
| 4444 | 1931 curchr = -1; |
| 1932 if (nfa_regatom() == FAIL) | |
| 1933 return FAIL; | |
| 1934 EMIT(NFA_STAR); | |
| 1935 EMIT(NFA_CONCAT); | |
| 1936 skipchr(); /* skip the \+ */ | |
| 1937 break; | |
| 1938 | |
| 1939 case Magic('@'): | |
|
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1940 c2 = getdecchrs(); |
| 4444 | 1941 op = no_Magic(getchr()); |
|
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1942 i = 0; |
| 4444 | 1943 switch(op) |
| 1944 { | |
| 1945 case '=': | |
|
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1946 /* \@= */ |
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1947 i = NFA_PREV_ATOM_NO_WIDTH; |
| 4444 | 1948 break; |
|
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1949 case '!': |
|
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1950 /* \@! */ |
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1951 i = NFA_PREV_ATOM_NO_WIDTH_NEG; |
|
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1952 break; |
| 4444 | 1953 case '<': |
|
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1954 op = no_Magic(getchr()); |
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1955 if (op == '=') |
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1956 /* \@<= */ |
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1957 i = NFA_PREV_ATOM_JUST_BEFORE; |
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1958 else if (op == '!') |
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1959 /* \@<! */ |
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1960 i = NFA_PREV_ATOM_JUST_BEFORE_NEG; |
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1961 break; |
| 4444 | 1962 case '>': |
|
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1963 /* \@> */ |
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1964 i = NFA_PREV_ATOM_LIKE_PATTERN; |
|
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1965 break; |
| 4444 | 1966 } |
|
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1967 if (i == 0) |
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1968 { |
|
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1969 EMSGN(_("E869: (NFA) Unknown operator '\\@%c'"), op); |
|
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1970 return FAIL; |
|
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1971 } |
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1972 EMIT(i); |
|
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1973 if (i == NFA_PREV_ATOM_JUST_BEFORE |
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1974 || i == NFA_PREV_ATOM_JUST_BEFORE_NEG) |
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|
1975 EMIT(c2); |
| 4444 | 1976 break; |
| 1977 | |
| 1978 case Magic('?'): | |
| 1979 case Magic('='): | |
| 1980 EMIT(NFA_QUEST); | |
| 1981 break; | |
| 1982 | |
| 1983 case Magic('{'): | |
| 1984 /* a{2,5} will expand to 'aaa?a?a?' | |
| 1985 * a{-1,3} will expand to 'aa??a??', where ?? is the nongreedy | |
| 1986 * version of '?' | |
| 1987 * \v(ab){2,3} will expand to '(ab)(ab)(ab)?', where all the | |
| 1988 * parenthesis have the same id | |
| 1989 */ | |
| 1990 | |
| 1991 greedy = TRUE; | |
| 1992 c2 = peekchr(); | |
| 1993 if (c2 == '-' || c2 == Magic('-')) | |
| 1994 { | |
| 1995 skipchr(); | |
| 1996 greedy = FALSE; | |
| 1997 } | |
| 1998 if (!read_limits(&minval, &maxval)) | |
| 1999 EMSG_RET_FAIL(_("E870: (NFA regexp) Error reading repetition limits")); | |
|
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2000 |
| 4444 | 2001 /* <atom>{0,inf}, <atom>{0,} and <atom>{} are equivalent to |
| 2002 * <atom>* */ | |
|
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2003 if (minval == 0 && maxval == MAX_LIMIT) |
| 4444 | 2004 { |
|
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2005 if (greedy) |
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2006 /* \{}, \{0,} */ |
|
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2007 EMIT(NFA_STAR); |
|
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2008 else |
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2009 /* \{-}, \{-0,} */ |
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2010 EMIT(NFA_STAR_NONGREEDY); |
| 4444 | 2011 break; |
| 2012 } | |
| 2013 | |
| 2014 /* Special case: x{0} or x{-0} */ | |
| 2015 if (maxval == 0) | |
| 2016 { | |
| 2017 /* Ignore result of previous call to nfa_regatom() */ | |
|
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2018 post_ptr = post_start + my_post_start; |
| 5370 | 2019 /* NFA_EMPTY is 0-length and works everywhere */ |
| 2020 EMIT(NFA_EMPTY); | |
| 4444 | 2021 return OK; |
| 2022 } | |
| 2023 | |
| 2024 /* Ignore previous call to nfa_regatom() */ | |
|
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2025 post_ptr = post_start + my_post_start; |
|
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2026 /* Save parse state after the repeated atom and the \{} */ |
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2027 save_parse_state(&new_state); |
| 4444 | 2028 |
| 2029 quest = (greedy == TRUE? NFA_QUEST : NFA_QUEST_NONGREEDY); | |
| 2030 for (i = 0; i < maxval; i++) | |
| 2031 { | |
| 2032 /* Goto beginning of the repeated atom */ | |
|
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2033 restore_parse_state(&old_state); |
|
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2034 old_post_pos = (int)(post_ptr - post_start); |
| 4444 | 2035 if (nfa_regatom() == FAIL) |
| 2036 return FAIL; | |
| 2037 /* after "minval" times, atoms are optional */ | |
| 2038 if (i + 1 > minval) | |
|
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2039 { |
|
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2040 if (maxval == MAX_LIMIT) |
|
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2041 { |
|
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|
2042 if (greedy) |
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|
2043 EMIT(NFA_STAR); |
|
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2044 else |
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2045 EMIT(NFA_STAR_NONGREEDY); |
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|
2046 } |
|
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2047 else |
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|
2048 EMIT(quest); |
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|
2049 } |
|
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2050 if (old_post_pos != my_post_start) |
| 4444 | 2051 EMIT(NFA_CONCAT); |
|
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|
2052 if (i + 1 > minval && maxval == MAX_LIMIT) |
|
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|
2053 break; |
| 4444 | 2054 } |
| 2055 | |
| 2056 /* Go to just after the repeated atom and the \{} */ | |
|
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|
2057 restore_parse_state(&new_state); |
| 4444 | 2058 curchr = -1; |
| 2059 | |
| 2060 break; | |
| 2061 | |
| 2062 | |
| 2063 default: | |
| 2064 break; | |
| 2065 } /* end switch */ | |
| 2066 | |
| 2067 if (re_multi_type(peekchr()) != NOT_MULTI) | |
| 2068 /* Can't have a multi follow a multi. */ | |
| 2069 EMSG_RET_FAIL(_("E871: (NFA regexp) Can't have a multi follow a multi !")); | |
| 2070 | |
| 2071 return OK; | |
| 2072 } | |
| 2073 | |
| 2074 /* | |
| 2075 * Parse one or more pieces, concatenated. It matches a match for the | |
| 2076 * first piece, followed by a match for the second piece, etc. Example: | |
| 2077 * "f[0-9]b", first matches "f", then a digit and then "b". | |
| 2078 * | |
| 2079 * concat ::= piece | |
| 2080 * or piece piece | |
| 2081 * or piece piece piece | |
| 2082 * etc. | |
| 2083 */ | |
| 2084 static int | |
| 2085 nfa_regconcat() | |
| 2086 { | |
| 2087 int cont = TRUE; | |
| 2088 int first = TRUE; | |
| 2089 | |
| 2090 while (cont) | |
| 2091 { | |
| 2092 switch (peekchr()) | |
| 2093 { | |
| 2094 case NUL: | |
| 2095 case Magic('|'): | |
| 2096 case Magic('&'): | |
| 2097 case Magic(')'): | |
| 2098 cont = FALSE; | |
| 2099 break; | |
| 2100 | |
| 2101 case Magic('Z'): | |
| 2102 #ifdef FEAT_MBYTE | |
| 2103 regflags |= RF_ICOMBINE; | |
| 2104 #endif | |
| 2105 skipchr_keepstart(); | |
| 2106 break; | |
| 2107 case Magic('c'): | |
| 2108 regflags |= RF_ICASE; | |
| 2109 skipchr_keepstart(); | |
| 2110 break; | |
| 2111 case Magic('C'): | |
| 2112 regflags |= RF_NOICASE; | |
| 2113 skipchr_keepstart(); | |
| 2114 break; | |
| 2115 case Magic('v'): | |
| 2116 reg_magic = MAGIC_ALL; | |
| 2117 skipchr_keepstart(); | |
| 2118 curchr = -1; | |
| 2119 break; | |
| 2120 case Magic('m'): | |
| 2121 reg_magic = MAGIC_ON; | |
| 2122 skipchr_keepstart(); | |
| 2123 curchr = -1; | |
| 2124 break; | |
| 2125 case Magic('M'): | |
| 2126 reg_magic = MAGIC_OFF; | |
| 2127 skipchr_keepstart(); | |
| 2128 curchr = -1; | |
| 2129 break; | |
| 2130 case Magic('V'): | |
| 2131 reg_magic = MAGIC_NONE; | |
| 2132 skipchr_keepstart(); | |
| 2133 curchr = -1; | |
| 2134 break; | |
| 2135 | |
| 2136 default: | |
| 2137 if (nfa_regpiece() == FAIL) | |
| 2138 return FAIL; | |
| 2139 if (first == FALSE) | |
| 2140 EMIT(NFA_CONCAT); | |
| 2141 else | |
| 2142 first = FALSE; | |
| 2143 break; | |
| 2144 } | |
| 2145 } | |
| 2146 | |
| 2147 return OK; | |
| 2148 } | |
| 2149 | |
| 2150 /* | |
| 2151 * Parse a branch, one or more concats, separated by "\&". It matches the | |
| 2152 * last concat, but only if all the preceding concats also match at the same | |
| 2153 * position. Examples: | |
| 2154 * "foobeep\&..." matches "foo" in "foobeep". | |
| 2155 * ".*Peter\&.*Bob" matches in a line containing both "Peter" and "Bob" | |
| 2156 * | |
| 2157 * branch ::= concat | |
| 2158 * or concat \& concat | |
| 2159 * or concat \& concat \& concat | |
| 2160 * etc. | |
| 2161 */ | |
| 2162 static int | |
| 2163 nfa_regbranch() | |
| 2164 { | |
| 2165 int ch; | |
|
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2166 int old_post_pos; |
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2167 |
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|
2168 old_post_pos = (int)(post_ptr - post_start); |
| 4444 | 2169 |
| 2170 /* First branch, possibly the only one */ | |
| 2171 if (nfa_regconcat() == FAIL) | |
| 2172 return FAIL; | |
| 2173 | |
| 2174 ch = peekchr(); | |
| 2175 /* Try next concats */ | |
| 2176 while (ch == Magic('&')) | |
| 2177 { | |
| 2178 skipchr(); | |
| 2179 EMIT(NFA_NOPEN); | |
| 2180 EMIT(NFA_PREV_ATOM_NO_WIDTH); | |
|
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2181 old_post_pos = (int)(post_ptr - post_start); |
| 4444 | 2182 if (nfa_regconcat() == FAIL) |
| 2183 return FAIL; | |
| 5370 | 2184 /* if concat is empty do emit a node */ |
|
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2185 if (old_post_pos == (int)(post_ptr - post_start)) |
| 5370 | 2186 EMIT(NFA_EMPTY); |
| 4444 | 2187 EMIT(NFA_CONCAT); |
| 2188 ch = peekchr(); | |
| 2189 } | |
| 2190 | |
| 5370 | 2191 /* if a branch is empty, emit one node for it */ |
|
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2192 if (old_post_pos == (int)(post_ptr - post_start)) |
| 5370 | 2193 EMIT(NFA_EMPTY); |
| 4444 | 2194 |
| 2195 return OK; | |
| 2196 } | |
| 2197 | |
| 2198 /* | |
| 2199 * Parse a pattern, one or more branches, separated by "\|". It matches | |
| 2200 * anything that matches one of the branches. Example: "foo\|beep" matches | |
| 2201 * "foo" and matches "beep". If more than one branch matches, the first one | |
| 2202 * is used. | |
| 2203 * | |
| 2204 * pattern ::= branch | |
| 2205 * or branch \| branch | |
| 2206 * or branch \| branch \| branch | |
| 2207 * etc. | |
| 2208 */ | |
| 2209 static int | |
| 2210 nfa_reg(paren) | |
| 2211 int paren; /* REG_NOPAREN, REG_PAREN, REG_NPAREN or REG_ZPAREN */ | |
| 2212 { | |
| 2213 int parno = 0; | |
| 2214 | |
| 2215 if (paren == REG_PAREN) | |
| 2216 { | |
| 2217 if (regnpar >= NSUBEXP) /* Too many `(' */ | |
| 2218 EMSG_RET_FAIL(_("E872: (NFA regexp) Too many '('")); | |
| 2219 parno = regnpar++; | |
| 2220 } | |
|
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2221 #ifdef FEAT_SYN_HL |
|
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2222 else if (paren == REG_ZPAREN) |
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2223 { |
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2224 /* Make a ZOPEN node. */ |
|
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2225 if (regnzpar >= NSUBEXP) |
|
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2226 EMSG_RET_FAIL(_("E879: (NFA regexp) Too many \\z(")); |
|
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2227 parno = regnzpar++; |
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2228 } |
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2229 #endif |
| 4444 | 2230 |
| 2231 if (nfa_regbranch() == FAIL) | |
| 2232 return FAIL; /* cascaded error */ | |
| 2233 | |
| 2234 while (peekchr() == Magic('|')) | |
| 2235 { | |
| 2236 skipchr(); | |
| 2237 if (nfa_regbranch() == FAIL) | |
| 2238 return FAIL; /* cascaded error */ | |
| 2239 EMIT(NFA_OR); | |
| 2240 } | |
| 2241 | |
| 2242 /* Check for proper termination. */ | |
| 2243 if (paren != REG_NOPAREN && getchr() != Magic(')')) | |
| 2244 { | |
| 2245 if (paren == REG_NPAREN) | |
| 2246 EMSG2_RET_FAIL(_(e_unmatchedpp), reg_magic == MAGIC_ALL); | |
| 2247 else | |
| 2248 EMSG2_RET_FAIL(_(e_unmatchedp), reg_magic == MAGIC_ALL); | |
| 2249 } | |
| 2250 else if (paren == REG_NOPAREN && peekchr() != NUL) | |
| 2251 { | |
| 2252 if (peekchr() == Magic(')')) | |
| 2253 EMSG2_RET_FAIL(_(e_unmatchedpar), reg_magic == MAGIC_ALL); | |
| 2254 else | |
| 2255 EMSG_RET_FAIL(_("E873: (NFA regexp) proper termination error")); | |
| 2256 } | |
| 2257 /* | |
| 2258 * Here we set the flag allowing back references to this set of | |
| 2259 * parentheses. | |
| 2260 */ | |
| 2261 if (paren == REG_PAREN) | |
| 2262 { | |
| 2263 had_endbrace[parno] = TRUE; /* have seen the close paren */ | |
| 2264 EMIT(NFA_MOPEN + parno); | |
| 2265 } | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2266 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2267 else if (paren == REG_ZPAREN) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2268 EMIT(NFA_ZOPEN + parno); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2269 #endif |
| 4444 | 2270 |
| 2271 return OK; | |
| 2272 } | |
| 2273 | |
| 2274 #ifdef DEBUG | |
| 2275 static char_u code[50]; | |
| 2276 | |
| 2277 static void | |
| 2278 nfa_set_code(c) | |
| 2279 int c; | |
| 2280 { | |
| 2281 int addnl = FALSE; | |
| 2282 | |
| 2283 if (c >= NFA_FIRST_NL && c <= NFA_LAST_NL) | |
| 2284 { | |
| 2285 addnl = TRUE; | |
| 5296 | 2286 c -= NFA_ADD_NL; |
| 4444 | 2287 } |
| 2288 | |
| 2289 STRCPY(code, ""); | |
| 2290 switch (c) | |
| 2291 { | |
| 2292 case NFA_MATCH: STRCPY(code, "NFA_MATCH "); break; | |
| 2293 case NFA_SPLIT: STRCPY(code, "NFA_SPLIT "); break; | |
| 2294 case NFA_CONCAT: STRCPY(code, "NFA_CONCAT "); break; | |
| 2295 case NFA_NEWL: STRCPY(code, "NFA_NEWL "); break; | |
| 2296 case NFA_ZSTART: STRCPY(code, "NFA_ZSTART"); break; | |
| 2297 case NFA_ZEND: STRCPY(code, "NFA_ZEND"); break; | |
| 2298 | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2299 case NFA_BACKREF1: STRCPY(code, "NFA_BACKREF1"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2300 case NFA_BACKREF2: STRCPY(code, "NFA_BACKREF2"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2301 case NFA_BACKREF3: STRCPY(code, "NFA_BACKREF3"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2302 case NFA_BACKREF4: STRCPY(code, "NFA_BACKREF4"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2303 case NFA_BACKREF5: STRCPY(code, "NFA_BACKREF5"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2304 case NFA_BACKREF6: STRCPY(code, "NFA_BACKREF6"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2305 case NFA_BACKREF7: STRCPY(code, "NFA_BACKREF7"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2306 case NFA_BACKREF8: STRCPY(code, "NFA_BACKREF8"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2307 case NFA_BACKREF9: STRCPY(code, "NFA_BACKREF9"); break; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2308 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2309 case NFA_ZREF1: STRCPY(code, "NFA_ZREF1"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2310 case NFA_ZREF2: STRCPY(code, "NFA_ZREF2"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2311 case NFA_ZREF3: STRCPY(code, "NFA_ZREF3"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2312 case NFA_ZREF4: STRCPY(code, "NFA_ZREF4"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2313 case NFA_ZREF5: STRCPY(code, "NFA_ZREF5"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2314 case NFA_ZREF6: STRCPY(code, "NFA_ZREF6"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2315 case NFA_ZREF7: STRCPY(code, "NFA_ZREF7"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2316 case NFA_ZREF8: STRCPY(code, "NFA_ZREF8"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2317 case NFA_ZREF9: STRCPY(code, "NFA_ZREF9"); break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2318 #endif |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2319 case NFA_SKIP: STRCPY(code, "NFA_SKIP"); break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
2320 |
| 4444 | 2321 case NFA_PREV_ATOM_NO_WIDTH: |
| 2322 STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH"); break; | |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
2323 case NFA_PREV_ATOM_NO_WIDTH_NEG: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
2324 STRCPY(code, "NFA_PREV_ATOM_NO_WIDTH_NEG"); break; |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2325 case NFA_PREV_ATOM_JUST_BEFORE: |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2326 STRCPY(code, "NFA_PREV_ATOM_JUST_BEFORE"); break; |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2327 case NFA_PREV_ATOM_JUST_BEFORE_NEG: |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2328 STRCPY(code, "NFA_PREV_ATOM_JUST_BEFORE_NEG"); break; |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
2329 case NFA_PREV_ATOM_LIKE_PATTERN: |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
2330 STRCPY(code, "NFA_PREV_ATOM_LIKE_PATTERN"); break; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
2331 |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
2332 case NFA_NOPEN: STRCPY(code, "NFA_NOPEN"); break; |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
2333 case NFA_NCLOSE: STRCPY(code, "NFA_NCLOSE"); break; |
| 4444 | 2334 case NFA_START_INVISIBLE: STRCPY(code, "NFA_START_INVISIBLE"); break; |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2335 case NFA_START_INVISIBLE_FIRST: |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2336 STRCPY(code, "NFA_START_INVISIBLE_FIRST"); break; |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
2337 case NFA_START_INVISIBLE_NEG: |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
2338 STRCPY(code, "NFA_START_INVISIBLE_NEG"); break; |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2339 case NFA_START_INVISIBLE_NEG_FIRST: |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2340 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
|
2341 case NFA_START_INVISIBLE_BEFORE: |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
2342 STRCPY(code, "NFA_START_INVISIBLE_BEFORE"); break; |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2343 case NFA_START_INVISIBLE_BEFORE_FIRST: |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2344 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
|
2345 case NFA_START_INVISIBLE_BEFORE_NEG: |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
2346 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
|
2347 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
2348 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
|
2349 case NFA_START_PATTERN: STRCPY(code, "NFA_START_PATTERN"); break; |
| 4444 | 2350 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
|
2351 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
|
2352 case NFA_END_PATTERN: STRCPY(code, "NFA_END_PATTERN"); break; |
| 4444 | 2353 |
| 2354 case NFA_COMPOSING: STRCPY(code, "NFA_COMPOSING"); break; | |
| 2355 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
|
2356 case NFA_OPT_CHARS: STRCPY(code, "NFA_OPT_CHARS"); break; |
| 4444 | 2357 |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2358 case NFA_MOPEN: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2359 case NFA_MOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2360 case NFA_MOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2361 case NFA_MOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2362 case NFA_MOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2363 case NFA_MOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2364 case NFA_MOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2365 case NFA_MOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2366 case NFA_MOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2367 case NFA_MOPEN9: |
| 4444 | 2368 STRCPY(code, "NFA_MOPEN(x)"); |
| 2369 code[10] = c - NFA_MOPEN + '0'; | |
| 2370 break; | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2371 case NFA_MCLOSE: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2372 case NFA_MCLOSE1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2373 case NFA_MCLOSE2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2374 case NFA_MCLOSE3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2375 case NFA_MCLOSE4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2376 case NFA_MCLOSE5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2377 case NFA_MCLOSE6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2378 case NFA_MCLOSE7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2379 case NFA_MCLOSE8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2380 case NFA_MCLOSE9: |
| 4444 | 2381 STRCPY(code, "NFA_MCLOSE(x)"); |
| 2382 code[11] = c - NFA_MCLOSE + '0'; | |
| 2383 break; | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2384 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2385 case NFA_ZOPEN: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2386 case NFA_ZOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2387 case NFA_ZOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2388 case NFA_ZOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2389 case NFA_ZOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2390 case NFA_ZOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2391 case NFA_ZOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2392 case NFA_ZOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2393 case NFA_ZOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2394 case NFA_ZOPEN9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2395 STRCPY(code, "NFA_ZOPEN(x)"); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2396 code[10] = c - NFA_ZOPEN + '0'; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2397 break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2398 case NFA_ZCLOSE: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2399 case NFA_ZCLOSE1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2400 case NFA_ZCLOSE2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2401 case NFA_ZCLOSE3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2402 case NFA_ZCLOSE4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2403 case NFA_ZCLOSE5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2404 case NFA_ZCLOSE6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2405 case NFA_ZCLOSE7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2406 case NFA_ZCLOSE8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2407 case NFA_ZCLOSE9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2408 STRCPY(code, "NFA_ZCLOSE(x)"); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2409 code[11] = c - NFA_ZCLOSE + '0'; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2410 break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
2411 #endif |
| 4444 | 2412 case NFA_EOL: STRCPY(code, "NFA_EOL "); break; |
| 2413 case NFA_BOL: STRCPY(code, "NFA_BOL "); break; | |
| 2414 case NFA_EOW: STRCPY(code, "NFA_EOW "); break; | |
| 2415 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
|
2416 case NFA_EOF: STRCPY(code, "NFA_EOF "); break; |
|
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
2417 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
|
2418 case NFA_LNUM: STRCPY(code, "NFA_LNUM "); break; |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2419 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
|
2420 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
|
2421 case NFA_COL: STRCPY(code, "NFA_COL "); break; |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2422 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
|
2423 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
|
2424 case NFA_VCOL: STRCPY(code, "NFA_VCOL "); break; |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2425 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
|
2426 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
|
2427 case NFA_MARK: STRCPY(code, "NFA_MARK "); break; |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2428 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
|
2429 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
|
2430 case NFA_CURSOR: STRCPY(code, "NFA_CURSOR "); break; |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2431 case NFA_VISUAL: STRCPY(code, "NFA_VISUAL "); break; |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
2432 |
| 4444 | 2433 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
|
2434 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
|
2435 case NFA_QUEST: STRCPY(code, "NFA_QUEST"); break; |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
2436 case NFA_QUEST_NONGREEDY: STRCPY(code, "NFA_QUEST_NON_GREEDY"); break; |
| 5370 | 2437 case NFA_EMPTY: STRCPY(code, "NFA_EMPTY"); break; |
| 4444 | 2438 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
|
2439 |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
2440 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
|
2441 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
|
2442 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
|
2443 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
|
2444 case NFA_RANGE: STRCPY(code, "NFA_RANGE"); break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
2445 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
|
2446 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
|
2447 |
| 4444 | 2448 case NFA_CLASS_ALNUM: STRCPY(code, "NFA_CLASS_ALNUM"); break; |
| 2449 case NFA_CLASS_ALPHA: STRCPY(code, "NFA_CLASS_ALPHA"); break; | |
| 2450 case NFA_CLASS_BLANK: STRCPY(code, "NFA_CLASS_BLANK"); break; | |
| 2451 case NFA_CLASS_CNTRL: STRCPY(code, "NFA_CLASS_CNTRL"); break; | |
| 2452 case NFA_CLASS_DIGIT: STRCPY(code, "NFA_CLASS_DIGIT"); break; | |
| 2453 case NFA_CLASS_GRAPH: STRCPY(code, "NFA_CLASS_GRAPH"); break; | |
| 2454 case NFA_CLASS_LOWER: STRCPY(code, "NFA_CLASS_LOWER"); break; | |
| 2455 case NFA_CLASS_PRINT: STRCPY(code, "NFA_CLASS_PRINT"); break; | |
| 2456 case NFA_CLASS_PUNCT: STRCPY(code, "NFA_CLASS_PUNCT"); break; | |
| 2457 case NFA_CLASS_SPACE: STRCPY(code, "NFA_CLASS_SPACE"); break; | |
| 2458 case NFA_CLASS_UPPER: STRCPY(code, "NFA_CLASS_UPPER"); break; | |
| 2459 case NFA_CLASS_XDIGIT: STRCPY(code, "NFA_CLASS_XDIGIT"); break; | |
| 2460 case NFA_CLASS_TAB: STRCPY(code, "NFA_CLASS_TAB"); break; | |
| 2461 case NFA_CLASS_RETURN: STRCPY(code, "NFA_CLASS_RETURN"); break; | |
| 2462 case NFA_CLASS_BACKSPACE: STRCPY(code, "NFA_CLASS_BACKSPACE"); break; | |
| 2463 case NFA_CLASS_ESCAPE: STRCPY(code, "NFA_CLASS_ESCAPE"); break; | |
| 2464 | |
| 2465 case NFA_ANY: STRCPY(code, "NFA_ANY"); break; | |
| 2466 case NFA_IDENT: STRCPY(code, "NFA_IDENT"); break; | |
| 2467 case NFA_SIDENT:STRCPY(code, "NFA_SIDENT"); break; | |
| 2468 case NFA_KWORD: STRCPY(code, "NFA_KWORD"); break; | |
| 2469 case NFA_SKWORD:STRCPY(code, "NFA_SKWORD"); break; | |
| 2470 case NFA_FNAME: STRCPY(code, "NFA_FNAME"); break; | |
| 2471 case NFA_SFNAME:STRCPY(code, "NFA_SFNAME"); break; | |
| 2472 case NFA_PRINT: STRCPY(code, "NFA_PRINT"); break; | |
| 2473 case NFA_SPRINT:STRCPY(code, "NFA_SPRINT"); break; | |
| 2474 case NFA_WHITE: STRCPY(code, "NFA_WHITE"); break; | |
| 2475 case NFA_NWHITE:STRCPY(code, "NFA_NWHITE"); break; | |
| 2476 case NFA_DIGIT: STRCPY(code, "NFA_DIGIT"); break; | |
| 2477 case NFA_NDIGIT:STRCPY(code, "NFA_NDIGIT"); break; | |
| 2478 case NFA_HEX: STRCPY(code, "NFA_HEX"); break; | |
| 2479 case NFA_NHEX: STRCPY(code, "NFA_NHEX"); break; | |
| 2480 case NFA_OCTAL: STRCPY(code, "NFA_OCTAL"); break; | |
| 2481 case NFA_NOCTAL:STRCPY(code, "NFA_NOCTAL"); break; | |
| 2482 case NFA_WORD: STRCPY(code, "NFA_WORD"); break; | |
| 2483 case NFA_NWORD: STRCPY(code, "NFA_NWORD"); break; | |
| 2484 case NFA_HEAD: STRCPY(code, "NFA_HEAD"); break; | |
| 2485 case NFA_NHEAD: STRCPY(code, "NFA_NHEAD"); break; | |
| 2486 case NFA_ALPHA: STRCPY(code, "NFA_ALPHA"); break; | |
| 2487 case NFA_NALPHA:STRCPY(code, "NFA_NALPHA"); break; | |
| 2488 case NFA_LOWER: STRCPY(code, "NFA_LOWER"); break; | |
| 2489 case NFA_NLOWER:STRCPY(code, "NFA_NLOWER"); break; | |
| 2490 case NFA_UPPER: STRCPY(code, "NFA_UPPER"); break; | |
| 2491 case NFA_NUPPER:STRCPY(code, "NFA_NUPPER"); break; | |
| 5296 | 2492 case NFA_LOWER_IC: STRCPY(code, "NFA_LOWER_IC"); break; |
| 2493 case NFA_NLOWER_IC: STRCPY(code, "NFA_NLOWER_IC"); break; | |
| 2494 case NFA_UPPER_IC: STRCPY(code, "NFA_UPPER_IC"); break; | |
| 2495 case NFA_NUPPER_IC: STRCPY(code, "NFA_NUPPER_IC"); break; | |
| 4444 | 2496 |
| 2497 default: | |
| 2498 STRCPY(code, "CHAR(x)"); | |
| 2499 code[5] = c; | |
| 2500 } | |
| 2501 | |
| 2502 if (addnl == TRUE) | |
| 2503 STRCAT(code, " + NEWLINE "); | |
| 2504 | |
| 2505 } | |
| 2506 | |
| 2507 #ifdef ENABLE_LOG | |
| 2508 static FILE *log_fd; | |
| 2509 | |
| 2510 /* | |
| 2511 * Print the postfix notation of the current regexp. | |
| 2512 */ | |
| 2513 static void | |
| 2514 nfa_postfix_dump(expr, retval) | |
| 2515 char_u *expr; | |
| 2516 int retval; | |
| 2517 { | |
| 2518 int *p; | |
| 2519 FILE *f; | |
| 2520 | |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
2521 f = fopen(NFA_REGEXP_DUMP_LOG, "a"); |
| 4444 | 2522 if (f != NULL) |
| 2523 { | |
| 2524 fprintf(f, "\n-------------------------\n"); | |
| 2525 if (retval == FAIL) | |
| 2526 fprintf(f, ">>> NFA engine failed ... \n"); | |
| 2527 else if (retval == OK) | |
| 2528 fprintf(f, ">>> NFA engine succeeded !\n"); | |
| 2529 fprintf(f, "Regexp: \"%s\"\nPostfix notation (char): \"", expr); | |
|
5255
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
2530 for (p = post_start; *p && p < post_ptr; p++) |
| 4444 | 2531 { |
| 2532 nfa_set_code(*p); | |
| 2533 fprintf(f, "%s, ", code); | |
| 2534 } | |
| 2535 fprintf(f, "\"\nPostfix notation (int): "); | |
|
5255
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
2536 for (p = post_start; *p && p < post_ptr; p++) |
| 4444 | 2537 fprintf(f, "%d ", *p); |
| 2538 fprintf(f, "\n\n"); | |
| 2539 fclose(f); | |
| 2540 } | |
| 2541 } | |
| 2542 | |
| 2543 /* | |
| 2544 * Print the NFA starting with a root node "state". | |
| 2545 */ | |
| 2546 static void | |
|
4533
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2547 nfa_print_state(debugf, state) |
| 4444 | 2548 FILE *debugf; |
| 2549 nfa_state_T *state; | |
| 2550 { | |
|
4533
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2551 garray_T indent; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2552 |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2553 ga_init2(&indent, 1, 64); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2554 ga_append(&indent, '\0'); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2555 nfa_print_state2(debugf, state, &indent); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2556 ga_clear(&indent); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2557 } |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2558 |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2559 static void |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2560 nfa_print_state2(debugf, state, indent) |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2561 FILE *debugf; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2562 nfa_state_T *state; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2563 garray_T *indent; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2564 { |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2565 char_u *p; |
| 4444 | 2566 |
| 2567 if (state == NULL) | |
| 2568 return; | |
| 2569 | |
| 2570 fprintf(debugf, "(%2d)", abs(state->id)); | |
|
4533
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2571 |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2572 /* Output indent */ |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2573 p = (char_u *)indent->ga_data; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2574 if (indent->ga_len >= 3) |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2575 { |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2576 int last = indent->ga_len - 3; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2577 char_u save[2]; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2578 |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2579 STRNCPY(save, &p[last], 2); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2580 STRNCPY(&p[last], "+-", 2); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2581 fprintf(debugf, " %s", p); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2582 STRNCPY(&p[last], save, 2); |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
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|
2583 } |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
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|
2584 else |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
2585 fprintf(debugf, " %s", p); |
| 4444 | 2586 |
| 2587 nfa_set_code(state->c); | |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
2588 fprintf(debugf, "%s (%d) (id=%d) val=%d\n", |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
2589 code, |
|
c02c7df9bdc9
updated for version 7.3.1137
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parents:
4772
diff
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|
2590 state->c, |
|
c02c7df9bdc9
updated for version 7.3.1137
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parents:
4772
diff
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|
2591 abs(state->id), |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
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4772
diff
changeset
|
2592 state->val); |
| 4444 | 2593 if (state->id < 0) |
| 2594 return; | |
| 2595 | |
| 2596 state->id = abs(state->id) * -1; | |
|
4533
6a2005efa02b
updated for version 7.3.1014
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diff
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|
2597 |
|
6a2005efa02b
updated for version 7.3.1014
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parents:
4531
diff
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|
2598 /* grow indent for state->out */ |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
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|
2599 indent->ga_len -= 1; |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
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|
2600 if (state->out1) |
|
4537
5cc98a5898cf
updated for version 7.3.1016
Bram Moolenaar <bram@vim.org>
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4535
diff
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|
2601 ga_concat(indent, (char_u *)"| "); |
|
4533
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
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diff
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|
2602 else |
|
4537
5cc98a5898cf
updated for version 7.3.1016
Bram Moolenaar <bram@vim.org>
parents:
4535
diff
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|
2603 ga_concat(indent, (char_u *)" "); |
|
4533
6a2005efa02b
updated for version 7.3.1014
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diff
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|
2604 ga_append(indent, '\0'); |
|
6a2005efa02b
updated for version 7.3.1014
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|
2605 |
|
6a2005efa02b
updated for version 7.3.1014
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4531
diff
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|
2606 nfa_print_state2(debugf, state->out, indent); |
|
6a2005efa02b
updated for version 7.3.1014
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|
2607 |
|
6a2005efa02b
updated for version 7.3.1014
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4531
diff
changeset
|
2608 /* replace last part of indent for state->out1 */ |
|
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
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|
2609 indent->ga_len -= 3; |
|
4537
5cc98a5898cf
updated for version 7.3.1016
Bram Moolenaar <bram@vim.org>
parents:
4535
diff
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|
2610 ga_concat(indent, (char_u *)" "); |
|
4533
6a2005efa02b
updated for version 7.3.1014
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4531
diff
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|
2611 ga_append(indent, '\0'); |
|
6a2005efa02b
updated for version 7.3.1014
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diff
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|
2612 |
|
6a2005efa02b
updated for version 7.3.1014
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4531
diff
changeset
|
2613 nfa_print_state2(debugf, state->out1, indent); |
|
6a2005efa02b
updated for version 7.3.1014
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|
2614 |
|
6a2005efa02b
updated for version 7.3.1014
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diff
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|
2615 /* shrink indent */ |
|
6a2005efa02b
updated for version 7.3.1014
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diff
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|
2616 indent->ga_len -= 3; |
|
6a2005efa02b
updated for version 7.3.1014
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diff
changeset
|
2617 ga_append(indent, '\0'); |
| 4444 | 2618 } |
| 2619 | |
| 2620 /* | |
| 2621 * Print the NFA state machine. | |
| 2622 */ | |
| 2623 static void | |
| 2624 nfa_dump(prog) | |
| 2625 nfa_regprog_T *prog; | |
| 2626 { | |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
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4529
diff
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|
2627 FILE *debugf = fopen(NFA_REGEXP_DUMP_LOG, "a"); |
| 4444 | 2628 |
| 2629 if (debugf != NULL) | |
| 2630 { | |
|
4533
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
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4531
diff
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|
2631 nfa_print_state(debugf, prog->start); |
|
4772
03375ccf28a2
updated for version 7.3.1133
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diff
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|
2632 |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
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4801
diff
changeset
|
2633 if (prog->reganch) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
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4801
diff
changeset
|
2634 fprintf(debugf, "reganch: %d\n", prog->reganch); |
|
66803af09906
updated for version 7.3.1149
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parents:
4801
diff
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|
2635 if (prog->regstart != NUL) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
2636 fprintf(debugf, "regstart: %c (decimal: %d)\n", |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
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|
2637 prog->regstart, prog->regstart); |
|
66803af09906
updated for version 7.3.1149
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4801
diff
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|
2638 if (prog->match_text != NULL) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
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4801
diff
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|
2639 fprintf(debugf, "match_text: \"%s\"\n", prog->match_text); |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
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4770
diff
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|
2640 |
| 4444 | 2641 fclose(debugf); |
| 2642 } | |
| 2643 } | |
| 2644 #endif /* ENABLE_LOG */ | |
| 2645 #endif /* DEBUG */ | |
| 2646 | |
| 2647 /* | |
| 2648 * Parse r.e. @expr and convert it into postfix form. | |
| 2649 * Return the postfix string on success, NULL otherwise. | |
| 2650 */ | |
| 2651 static int * | |
| 2652 re2post() | |
| 2653 { | |
| 2654 if (nfa_reg(REG_NOPAREN) == FAIL) | |
| 2655 return NULL; | |
| 2656 EMIT(NFA_MOPEN); | |
| 2657 return post_start; | |
| 2658 } | |
| 2659 | |
| 2660 /* NB. Some of the code below is inspired by Russ's. */ | |
| 2661 | |
| 2662 /* | |
| 2663 * Represents an NFA state plus zero or one or two arrows exiting. | |
| 2664 * if c == MATCH, no arrows out; matching state. | |
| 2665 * If c == SPLIT, unlabeled arrows to out and out1 (if != NULL). | |
| 2666 * If c < 256, labeled arrow with character c to out. | |
| 2667 */ | |
| 2668 | |
| 2669 static nfa_state_T *state_ptr; /* points to nfa_prog->state */ | |
| 2670 | |
| 2671 /* | |
| 2672 * Allocate and initialize nfa_state_T. | |
| 2673 */ | |
| 2674 static nfa_state_T * | |
|
4696
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updated for version 7.3.1095
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4694
diff
changeset
|
2675 alloc_state(c, out, out1) |
| 4444 | 2676 int c; |
| 2677 nfa_state_T *out; | |
| 2678 nfa_state_T *out1; | |
| 2679 { | |
| 2680 nfa_state_T *s; | |
| 2681 | |
| 2682 if (istate >= nstate) | |
| 2683 return NULL; | |
| 2684 | |
| 2685 s = &state_ptr[istate++]; | |
| 2686 | |
| 2687 s->c = c; | |
| 2688 s->out = out; | |
| 2689 s->out1 = out1; | |
|
4781
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diff
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|
2690 s->val = 0; |
| 4444 | 2691 |
| 2692 s->id = istate; | |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
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4716
diff
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|
2693 s->lastlist[0] = 0; |
|
ec72bb4a0fc2
updated for version 7.3.1106
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4716
diff
changeset
|
2694 s->lastlist[1] = 0; |
| 4444 | 2695 |
| 2696 return s; | |
| 2697 } | |
| 2698 | |
| 2699 /* | |
| 2700 * A partially built NFA without the matching state filled in. | |
| 2701 * Frag_T.start points at the start state. | |
| 2702 * Frag_T.out is a list of places that need to be set to the | |
| 2703 * next state for this fragment. | |
| 2704 */ | |
|
4555
b2946c06d1b6
updated for version 7.3.1025
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4553
diff
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|
2705 |
|
b2946c06d1b6
updated for version 7.3.1025
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4553
diff
changeset
|
2706 /* Since the out pointers in the list are always |
|
b2946c06d1b6
updated for version 7.3.1025
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4553
diff
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|
2707 * uninitialized, we use the pointers themselves |
|
b2946c06d1b6
updated for version 7.3.1025
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4553
diff
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|
2708 * as storage for the Ptrlists. */ |
| 4444 | 2709 typedef union Ptrlist Ptrlist; |
|
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
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4553
diff
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|
2710 union Ptrlist |
|
b2946c06d1b6
updated for version 7.3.1025
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4553
diff
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|
2711 { |
|
b2946c06d1b6
updated for version 7.3.1025
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parents:
4553
diff
changeset
|
2712 Ptrlist *next; |
|
b2946c06d1b6
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parents:
4553
diff
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|
2713 nfa_state_T *s; |
|
b2946c06d1b6
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diff
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|
2714 }; |
|
b2946c06d1b6
updated for version 7.3.1025
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diff
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|
2715 |
| 4444 | 2716 struct Frag |
| 2717 { | |
|
4555
b2946c06d1b6
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4553
diff
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|
2718 nfa_state_T *start; |
| 4444 | 2719 Ptrlist *out; |
| 2720 }; | |
| 2721 typedef struct Frag Frag_T; | |
| 2722 | |
| 2723 static Frag_T frag __ARGS((nfa_state_T *start, Ptrlist *out)); | |
| 2724 static Ptrlist *list1 __ARGS((nfa_state_T **outp)); | |
| 2725 static void patch __ARGS((Ptrlist *l, nfa_state_T *s)); | |
| 2726 static Ptrlist *append __ARGS((Ptrlist *l1, Ptrlist *l2)); | |
| 2727 static void st_push __ARGS((Frag_T s, Frag_T **p, Frag_T *stack_end)); | |
| 2728 static Frag_T st_pop __ARGS((Frag_T **p, Frag_T *stack)); | |
| 2729 | |
| 2730 /* | |
| 4456 | 2731 * Initialize a Frag_T struct and return it. |
| 4444 | 2732 */ |
| 2733 static Frag_T | |
| 2734 frag(start, out) | |
| 2735 nfa_state_T *start; | |
| 2736 Ptrlist *out; | |
| 2737 { | |
| 4456 | 2738 Frag_T n; |
| 2739 | |
| 2740 n.start = start; | |
| 2741 n.out = out; | |
| 4444 | 2742 return n; |
| 2743 } | |
| 2744 | |
| 2745 /* | |
| 2746 * Create singleton list containing just outp. | |
| 2747 */ | |
| 2748 static Ptrlist * | |
| 2749 list1(outp) | |
| 2750 nfa_state_T **outp; | |
| 2751 { | |
| 2752 Ptrlist *l; | |
| 2753 | |
| 2754 l = (Ptrlist *)outp; | |
| 2755 l->next = NULL; | |
| 2756 return l; | |
| 2757 } | |
| 2758 | |
| 2759 /* | |
| 2760 * Patch the list of states at out to point to start. | |
| 2761 */ | |
| 2762 static void | |
| 2763 patch(l, s) | |
| 2764 Ptrlist *l; | |
| 2765 nfa_state_T *s; | |
| 2766 { | |
| 2767 Ptrlist *next; | |
| 2768 | |
| 2769 for (; l; l = next) | |
| 2770 { | |
| 2771 next = l->next; | |
| 2772 l->s = s; | |
| 2773 } | |
| 2774 } | |
| 2775 | |
| 2776 | |
| 2777 /* | |
| 2778 * Join the two lists l1 and l2, returning the combination. | |
| 2779 */ | |
| 2780 static Ptrlist * | |
| 2781 append(l1, l2) | |
| 2782 Ptrlist *l1; | |
| 2783 Ptrlist *l2; | |
| 2784 { | |
| 2785 Ptrlist *oldl1; | |
| 2786 | |
| 2787 oldl1 = l1; | |
| 2788 while (l1->next) | |
| 2789 l1 = l1->next; | |
| 2790 l1->next = l2; | |
| 2791 return oldl1; | |
| 2792 } | |
| 2793 | |
| 2794 /* | |
| 2795 * Stack used for transforming postfix form into NFA. | |
| 2796 */ | |
| 2797 static Frag_T empty; | |
| 2798 | |
| 2799 static void | |
| 2800 st_error(postfix, end, p) | |
|
4531
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diff
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|
2801 int *postfix UNUSED; |
|
1be43c095aff
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diff
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|
2802 int *end UNUSED; |
|
1be43c095aff
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diff
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|
2803 int *p UNUSED; |
| 4444 | 2804 { |
|
4531
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|
2805 #ifdef NFA_REGEXP_ERROR_LOG |
| 4444 | 2806 FILE *df; |
| 2807 int *p2; | |
| 2808 | |
|
4531
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|
2809 df = fopen(NFA_REGEXP_ERROR_LOG, "a"); |
| 4444 | 2810 if (df) |
| 2811 { | |
| 2812 fprintf(df, "Error popping the stack!\n"); | |
| 2813 #ifdef DEBUG | |
| 2814 fprintf(df, "Current regexp is \"%s\"\n", nfa_regengine.expr); | |
| 2815 #endif | |
| 2816 fprintf(df, "Postfix form is: "); | |
| 2817 #ifdef DEBUG | |
| 2818 for (p2 = postfix; p2 < end; p2++) | |
| 2819 { | |
| 2820 nfa_set_code(*p2); | |
| 2821 fprintf(df, "%s, ", code); | |
| 2822 } | |
| 2823 nfa_set_code(*p); | |
| 2824 fprintf(df, "\nCurrent position is: "); | |
| 2825 for (p2 = postfix; p2 <= p; p2 ++) | |
| 2826 { | |
| 2827 nfa_set_code(*p2); | |
| 2828 fprintf(df, "%s, ", code); | |
| 2829 } | |
| 2830 #else | |
| 2831 for (p2 = postfix; p2 < end; p2++) | |
| 2832 { | |
| 2833 fprintf(df, "%d, ", *p2); | |
| 2834 } | |
| 2835 fprintf(df, "\nCurrent position is: "); | |
| 2836 for (p2 = postfix; p2 <= p; p2 ++) | |
| 2837 { | |
| 2838 fprintf(df, "%d, ", *p2); | |
| 2839 } | |
| 2840 #endif | |
| 2841 fprintf(df, "\n--------------------------\n"); | |
| 2842 fclose(df); | |
| 2843 } | |
|
4531
1be43c095aff
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diff
changeset
|
2844 #endif |
| 4444 | 2845 EMSG(_("E874: (NFA) Could not pop the stack !")); |
| 2846 } | |
| 2847 | |
| 2848 /* | |
| 2849 * Push an item onto the stack. | |
| 2850 */ | |
| 2851 static void | |
| 2852 st_push(s, p, stack_end) | |
| 2853 Frag_T s; | |
| 2854 Frag_T **p; | |
| 2855 Frag_T *stack_end; | |
| 2856 { | |
| 2857 Frag_T *stackp = *p; | |
| 2858 | |
| 2859 if (stackp >= stack_end) | |
| 2860 return; | |
| 2861 *stackp = s; | |
| 2862 *p = *p + 1; | |
| 2863 } | |
| 2864 | |
| 2865 /* | |
| 2866 * Pop an item from the stack. | |
| 2867 */ | |
| 2868 static Frag_T | |
| 2869 st_pop(p, stack) | |
| 2870 Frag_T **p; | |
| 2871 Frag_T *stack; | |
| 2872 { | |
| 2873 Frag_T *stackp; | |
| 2874 | |
| 2875 *p = *p - 1; | |
| 2876 stackp = *p; | |
| 2877 if (stackp < stack) | |
| 2878 return empty; | |
| 2879 return **p; | |
| 2880 } | |
| 2881 | |
| 2882 /* | |
|
4807
3dbd251777de
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diff
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|
2883 * Estimate the maximum byte length of anything matching "state". |
|
3dbd251777de
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|
2884 * When unknown or unlimited return -1. |
|
3dbd251777de
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|
2885 */ |
|
3dbd251777de
updated for version 7.3.1150
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diff
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|
2886 static int |
|
3dbd251777de
updated for version 7.3.1150
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4805
diff
changeset
|
2887 nfa_max_width(startstate, depth) |
|
3dbd251777de
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changeset
|
2888 nfa_state_T *startstate; |
|
3dbd251777de
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|
2889 int depth; |
|
3dbd251777de
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|
2890 { |
|
3dbd251777de
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diff
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|
2891 int l, r; |
|
3dbd251777de
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|
2892 nfa_state_T *state = startstate; |
|
3dbd251777de
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4805
diff
changeset
|
2893 int len = 0; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2894 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2895 /* detect looping in a NFA_SPLIT */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2896 if (depth > 4) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2897 return -1; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2898 |
|
4958
0a379dea13c9
updated for version 7.3.1224
Bram Moolenaar <bram@vim.org>
parents:
4944
diff
changeset
|
2899 while (state != NULL) |
|
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2900 { |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2901 switch (state->c) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2902 { |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2903 case NFA_END_INVISIBLE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2904 case NFA_END_INVISIBLE_NEG: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2905 /* the end, return what we have */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2906 return len; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2907 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2908 case NFA_SPLIT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2909 /* two alternatives, use the maximum */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2910 l = nfa_max_width(state->out, depth + 1); |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2911 r = nfa_max_width(state->out1, depth + 1); |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2912 if (l < 0 || r < 0) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2913 return -1; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2914 return len + (l > r ? l : r); |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2915 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2916 case NFA_ANY: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2917 case NFA_START_COLL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2918 case NFA_START_NEG_COLL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2919 /* matches some character, including composing chars */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2920 #ifdef FEAT_MBYTE |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2921 if (enc_utf8) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2922 len += MB_MAXBYTES; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2923 else if (has_mbyte) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2924 len += 2; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2925 else |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2926 #endif |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2927 ++len; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2928 if (state->c != NFA_ANY) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2929 { |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2930 /* skip over the characters */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2931 state = state->out1->out; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2932 continue; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2933 } |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2934 break; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2935 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2936 case NFA_DIGIT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2937 case NFA_WHITE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2938 case NFA_HEX: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2939 case NFA_OCTAL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2940 /* ascii */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2941 ++len; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2942 break; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2943 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2944 case NFA_IDENT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2945 case NFA_SIDENT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2946 case NFA_KWORD: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2947 case NFA_SKWORD: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2948 case NFA_FNAME: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2949 case NFA_SFNAME: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2950 case NFA_PRINT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2951 case NFA_SPRINT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2952 case NFA_NWHITE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2953 case NFA_NDIGIT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2954 case NFA_NHEX: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2955 case NFA_NOCTAL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2956 case NFA_WORD: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2957 case NFA_NWORD: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2958 case NFA_HEAD: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2959 case NFA_NHEAD: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2960 case NFA_ALPHA: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2961 case NFA_NALPHA: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2962 case NFA_LOWER: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2963 case NFA_NLOWER: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2964 case NFA_UPPER: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2965 case NFA_NUPPER: |
| 5296 | 2966 case NFA_LOWER_IC: |
| 2967 case NFA_NLOWER_IC: | |
| 2968 case NFA_UPPER_IC: | |
| 2969 case NFA_NUPPER_IC: | |
|
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2970 /* possibly non-ascii */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2971 #ifdef FEAT_MBYTE |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2972 if (has_mbyte) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2973 len += 3; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2974 else |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2975 #endif |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2976 ++len; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2977 break; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2978 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2979 case NFA_START_INVISIBLE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2980 case NFA_START_INVISIBLE_NEG: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2981 case NFA_START_INVISIBLE_BEFORE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2982 case NFA_START_INVISIBLE_BEFORE_NEG: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2983 /* zero-width, out1 points to the END state */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2984 state = state->out1->out; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2985 continue; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2986 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2987 case NFA_BACKREF1: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2988 case NFA_BACKREF2: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2989 case NFA_BACKREF3: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2990 case NFA_BACKREF4: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2991 case NFA_BACKREF5: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2992 case NFA_BACKREF6: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2993 case NFA_BACKREF7: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2994 case NFA_BACKREF8: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2995 case NFA_BACKREF9: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2996 #ifdef FEAT_SYN_HL |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2997 case NFA_ZREF1: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2998 case NFA_ZREF2: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
2999 case NFA_ZREF3: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3000 case NFA_ZREF4: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3001 case NFA_ZREF5: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3002 case NFA_ZREF6: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3003 case NFA_ZREF7: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3004 case NFA_ZREF8: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3005 case NFA_ZREF9: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3006 #endif |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3007 case NFA_NEWL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3008 case NFA_SKIP: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3009 /* unknown width */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3010 return -1; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3011 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3012 case NFA_BOL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3013 case NFA_EOL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3014 case NFA_BOF: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3015 case NFA_EOF: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3016 case NFA_BOW: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3017 case NFA_EOW: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3018 case NFA_MOPEN: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3019 case NFA_MOPEN1: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3020 case NFA_MOPEN2: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3021 case NFA_MOPEN3: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3022 case NFA_MOPEN4: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3023 case NFA_MOPEN5: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3024 case NFA_MOPEN6: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3025 case NFA_MOPEN7: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3026 case NFA_MOPEN8: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3027 case NFA_MOPEN9: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3028 #ifdef FEAT_SYN_HL |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3029 case NFA_ZOPEN: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3030 case NFA_ZOPEN1: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3031 case NFA_ZOPEN2: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3032 case NFA_ZOPEN3: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3033 case NFA_ZOPEN4: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3034 case NFA_ZOPEN5: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3035 case NFA_ZOPEN6: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3036 case NFA_ZOPEN7: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3037 case NFA_ZOPEN8: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3038 case NFA_ZOPEN9: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3039 case NFA_ZCLOSE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3040 case NFA_ZCLOSE1: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3041 case NFA_ZCLOSE2: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3042 case NFA_ZCLOSE3: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3043 case NFA_ZCLOSE4: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3044 case NFA_ZCLOSE5: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3045 case NFA_ZCLOSE6: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3046 case NFA_ZCLOSE7: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3047 case NFA_ZCLOSE8: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3048 case NFA_ZCLOSE9: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3049 #endif |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3050 case NFA_MCLOSE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3051 case NFA_MCLOSE1: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3052 case NFA_MCLOSE2: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3053 case NFA_MCLOSE3: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3054 case NFA_MCLOSE4: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3055 case NFA_MCLOSE5: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3056 case NFA_MCLOSE6: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3057 case NFA_MCLOSE7: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3058 case NFA_MCLOSE8: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3059 case NFA_MCLOSE9: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3060 case NFA_NOPEN: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3061 case NFA_NCLOSE: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3062 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3063 case NFA_LNUM_GT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3064 case NFA_LNUM_LT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3065 case NFA_COL_GT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3066 case NFA_COL_LT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3067 case NFA_VCOL_GT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3068 case NFA_VCOL_LT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3069 case NFA_MARK_GT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3070 case NFA_MARK_LT: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3071 case NFA_VISUAL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3072 case NFA_LNUM: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3073 case NFA_CURSOR: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3074 case NFA_COL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3075 case NFA_VCOL: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3076 case NFA_MARK: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3077 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3078 case NFA_ZSTART: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3079 case NFA_ZEND: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3080 case NFA_OPT_CHARS: |
| 5370 | 3081 case NFA_EMPTY: |
|
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3082 case NFA_START_PATTERN: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3083 case NFA_END_PATTERN: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3084 case NFA_COMPOSING: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3085 case NFA_END_COMPOSING: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3086 /* zero-width */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3087 break; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3088 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3089 default: |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3090 if (state->c < 0) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3091 /* don't know what this is */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3092 return -1; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3093 /* normal character */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3094 len += MB_CHAR2LEN(state->c); |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3095 break; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3096 } |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3097 |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3098 /* normal way to continue */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3099 state = state->out; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3100 } |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3101 |
|
4958
0a379dea13c9
updated for version 7.3.1224
Bram Moolenaar <bram@vim.org>
parents:
4944
diff
changeset
|
3102 /* unrecognized, "cannot happen" */ |
|
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3103 return -1; |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3104 } |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
3105 |
|
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3106 /* |
| 4444 | 3107 * Convert a postfix form into its equivalent NFA. |
| 3108 * Return the NFA start state on success, NULL otherwise. | |
| 3109 */ | |
| 3110 static nfa_state_T * | |
| 3111 post2nfa(postfix, end, nfa_calc_size) | |
| 3112 int *postfix; | |
| 3113 int *end; | |
| 3114 int nfa_calc_size; | |
| 3115 { | |
| 3116 int *p; | |
| 3117 int mopen; | |
| 3118 int mclose; | |
| 3119 Frag_T *stack = NULL; | |
| 3120 Frag_T *stackp = NULL; | |
| 3121 Frag_T *stack_end = NULL; | |
| 3122 Frag_T e1; | |
| 3123 Frag_T e2; | |
| 3124 Frag_T e; | |
| 3125 nfa_state_T *s; | |
| 3126 nfa_state_T *s1; | |
| 3127 nfa_state_T *matchstate; | |
| 4484 | 3128 nfa_state_T *ret = NULL; |
| 4444 | 3129 |
| 3130 if (postfix == NULL) | |
| 3131 return NULL; | |
| 3132 | |
| 4456 | 3133 #define PUSH(s) st_push((s), &stackp, stack_end) |
| 4444 | 3134 #define POP() st_pop(&stackp, stack); \ |
| 3135 if (stackp < stack) \ | |
| 3136 { \ | |
| 3137 st_error(postfix, end, p); \ | |
| 3138 return NULL; \ | |
| 3139 } | |
| 3140 | |
| 3141 if (nfa_calc_size == FALSE) | |
| 3142 { | |
| 3143 /* 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
|
3144 stack = (Frag_T *)lalloc((nstate + 1) * sizeof(Frag_T), TRUE); |
| 4444 | 3145 stackp = stack; |
| 4462 | 3146 stack_end = stack + (nstate + 1); |
| 4444 | 3147 } |
| 3148 | |
| 3149 for (p = postfix; p < end; ++p) | |
| 3150 { | |
| 3151 switch (*p) | |
| 3152 { | |
| 3153 case NFA_CONCAT: | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3154 /* Concatenation. |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3155 * 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
|
3156 * (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
|
3157 * to postfix form in re2post(). */ |
| 4444 | 3158 if (nfa_calc_size == TRUE) |
| 3159 { | |
| 4458 | 3160 /* nstate += 0; */ |
| 4444 | 3161 break; |
| 3162 } | |
| 3163 e2 = POP(); | |
| 3164 e1 = POP(); | |
| 3165 patch(e1.out, e2.start); | |
| 3166 PUSH(frag(e1.start, e2.out)); | |
| 3167 break; | |
| 3168 | |
| 3169 case NFA_OR: | |
| 3170 /* Alternation */ | |
| 3171 if (nfa_calc_size == TRUE) | |
| 3172 { | |
| 4458 | 3173 nstate++; |
| 4444 | 3174 break; |
| 3175 } | |
| 3176 e2 = POP(); | |
| 3177 e1 = POP(); | |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3178 s = alloc_state(NFA_SPLIT, e1.start, e2.start); |
| 4444 | 3179 if (s == NULL) |
| 4484 | 3180 goto theend; |
| 4444 | 3181 PUSH(frag(s, append(e1.out, e2.out))); |
| 3182 break; | |
| 3183 | |
| 3184 case NFA_STAR: | |
|
4675
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3185 /* Zero or more, prefer more */ |
| 4444 | 3186 if (nfa_calc_size == TRUE) |
| 3187 { | |
| 4458 | 3188 nstate++; |
| 4444 | 3189 break; |
| 3190 } | |
| 3191 e = POP(); | |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3192 s = alloc_state(NFA_SPLIT, e.start, NULL); |
| 4444 | 3193 if (s == NULL) |
| 4484 | 3194 goto theend; |
| 4444 | 3195 patch(e.out, s); |
| 3196 PUSH(frag(s, list1(&s->out1))); | |
| 3197 break; | |
| 3198 | |
|
4675
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3199 case NFA_STAR_NONGREEDY: |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3200 /* Zero or more, prefer zero */ |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3201 if (nfa_calc_size == TRUE) |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3202 { |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3203 nstate++; |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3204 break; |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3205 } |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3206 e = POP(); |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3207 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
|
3208 if (s == NULL) |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3209 goto theend; |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3210 patch(e.out, s); |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3211 PUSH(frag(s, list1(&s->out))); |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3212 break; |
|
811a4c9b51d8
updated for version 7.3.1085
Bram Moolenaar <bram@vim.org>
parents:
4673
diff
changeset
|
3213 |
| 4444 | 3214 case NFA_QUEST: |
| 3215 /* one or zero atoms=> greedy match */ | |
| 3216 if (nfa_calc_size == TRUE) | |
| 3217 { | |
| 4458 | 3218 nstate++; |
| 4444 | 3219 break; |
| 3220 } | |
| 3221 e = POP(); | |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3222 s = alloc_state(NFA_SPLIT, e.start, NULL); |
| 4444 | 3223 if (s == NULL) |
| 4484 | 3224 goto theend; |
| 4444 | 3225 PUSH(frag(s, append(e.out, list1(&s->out1)))); |
| 3226 break; | |
| 3227 | |
| 3228 case NFA_QUEST_NONGREEDY: | |
| 3229 /* zero or one atoms => non-greedy match */ | |
| 3230 if (nfa_calc_size == TRUE) | |
| 3231 { | |
| 4458 | 3232 nstate++; |
| 4444 | 3233 break; |
| 3234 } | |
| 3235 e = POP(); | |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3236 s = alloc_state(NFA_SPLIT, NULL, e.start); |
| 4444 | 3237 if (s == NULL) |
| 4484 | 3238 goto theend; |
| 4444 | 3239 PUSH(frag(s, append(e.out, list1(&s->out)))); |
| 3240 break; | |
| 3241 | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3242 case NFA_END_COLL: |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3243 case NFA_END_NEG_COLL: |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3244 /* 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
|
3245 * 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
|
3246 * add the output to the start. */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3247 if (nfa_calc_size == TRUE) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3248 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3249 nstate++; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3250 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3251 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3252 e = POP(); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3253 s = alloc_state(NFA_END_COLL, NULL, NULL); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3254 if (s == NULL) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3255 goto theend; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3256 patch(e.out, s); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3257 e.start->out1 = s; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3258 PUSH(frag(e.start, list1(&s->out))); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3259 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3260 |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3261 case NFA_RANGE: |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3262 /* 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
|
3263 * 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
|
3264 if (nfa_calc_size == TRUE) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3265 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3266 /* nstate += 0; */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3267 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3268 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3269 e2 = POP(); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3270 e1 = POP(); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3271 e2.start->val = e2.start->c; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3272 e2.start->c = NFA_RANGE_MAX; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3273 e1.start->val = e1.start->c; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3274 e1.start->c = NFA_RANGE_MIN; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3275 patch(e1.out, e2.start); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3276 PUSH(frag(e1.start, e2.out)); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3277 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3278 |
| 5370 | 3279 case NFA_EMPTY: |
| 3280 /* 0-length, used in a repetition with max/min count of 0 */ | |
| 4444 | 3281 if (nfa_calc_size == TRUE) |
| 3282 { | |
| 4458 | 3283 nstate++; |
| 4444 | 3284 break; |
| 3285 } | |
| 5370 | 3286 s = alloc_state(NFA_EMPTY, NULL, NULL); |
| 4444 | 3287 if (s == NULL) |
| 4484 | 3288 goto theend; |
| 4444 | 3289 PUSH(frag(s, list1(&s->out))); |
| 3290 break; | |
| 3291 | |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3292 case NFA_OPT_CHARS: |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3293 { |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3294 int n; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3295 |
|
5255
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3296 /* \%[abc] implemented as: |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3297 * NFA_SPLIT |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3298 * +-CHAR(a) |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3299 * | +-NFA_SPLIT |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3300 * | +-CHAR(b) |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3301 * | | +-NFA_SPLIT |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3302 * | | +-CHAR(c) |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3303 * | | | +-next |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3304 * | | +- next |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3305 * | +- next |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3306 * +- next |
|
3c6e2b89875f
updated for version 7.4b.004
Bram Moolenaar <bram@vim.org>
parents:
5253
diff
changeset
|
3307 */ |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3308 n = *++p; /* get number of characters */ |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3309 if (nfa_calc_size == TRUE) |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3310 { |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3311 nstate += n; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3312 break; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3313 } |
|
4758
b25a1b2e3175
updated for version 7.3.1126
Bram Moolenaar <bram@vim.org>
parents:
4756
diff
changeset
|
3314 s = NULL; /* avoid compiler warning */ |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3315 e1.out = NULL; /* stores list with out1's */ |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3316 s1 = NULL; /* previous NFA_SPLIT to connect to */ |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3317 while (n-- > 0) |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3318 { |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3319 e = POP(); /* get character */ |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3320 s = alloc_state(NFA_SPLIT, e.start, NULL); |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3321 if (s == NULL) |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3322 goto theend; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3323 if (e1.out == NULL) |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3324 e1 = e; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3325 patch(e.out, s1); |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3326 append(e1.out, list1(&s->out1)); |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3327 s1 = s; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3328 } |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3329 PUSH(frag(s, e1.out)); |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3330 break; |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3331 } |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3332 |
| 4444 | 3333 case NFA_PREV_ATOM_NO_WIDTH: |
|
4661
0dce3d812e7a
updated for version 7.3.1078
Bram Moolenaar <bram@vim.org>
parents:
4657
diff
changeset
|
3334 case NFA_PREV_ATOM_NO_WIDTH_NEG: |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3335 case NFA_PREV_ATOM_JUST_BEFORE: |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3336 case NFA_PREV_ATOM_JUST_BEFORE_NEG: |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3337 case NFA_PREV_ATOM_LIKE_PATTERN: |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3338 { |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3339 int before = (*p == NFA_PREV_ATOM_JUST_BEFORE |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3340 || *p == NFA_PREV_ATOM_JUST_BEFORE_NEG); |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3341 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
|
3342 int start_state; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3343 int end_state; |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3344 int n = 0; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3345 nfa_state_T *zend; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3346 nfa_state_T *skip; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3347 |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3348 switch (*p) |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3349 { |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3350 case NFA_PREV_ATOM_NO_WIDTH: |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3351 start_state = NFA_START_INVISIBLE; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3352 end_state = NFA_END_INVISIBLE; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3353 break; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3354 case NFA_PREV_ATOM_NO_WIDTH_NEG: |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3355 start_state = NFA_START_INVISIBLE_NEG; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3356 end_state = NFA_END_INVISIBLE_NEG; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3357 break; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3358 case NFA_PREV_ATOM_JUST_BEFORE: |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3359 start_state = NFA_START_INVISIBLE_BEFORE; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3360 end_state = NFA_END_INVISIBLE; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3361 break; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3362 case NFA_PREV_ATOM_JUST_BEFORE_NEG: |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3363 start_state = NFA_START_INVISIBLE_BEFORE_NEG; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3364 end_state = NFA_END_INVISIBLE_NEG; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3365 break; |
|
4819
8c4324e6f477
updated for version 7.3.1156
Bram Moolenaar <bram@vim.org>
parents:
4815
diff
changeset
|
3366 default: /* NFA_PREV_ATOM_LIKE_PATTERN: */ |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3367 start_state = NFA_START_PATTERN; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3368 end_state = NFA_END_PATTERN; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
3369 break; |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3370 } |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3371 |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3372 if (before) |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3373 n = *++p; /* get the count */ |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3374 |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
3375 /* 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
|
3376 * 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
|
3377 * The \@<= operator: match for the preceding atom. |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3378 * The \@<! operator: no match for the preceding atom. |
| 4444 | 3379 * 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
|
3380 * END_INVISIBLE, similarly to MOPEN. */ |
| 4444 | 3381 |
| 3382 if (nfa_calc_size == TRUE) | |
| 3383 { | |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3384 nstate += pattern ? 4 : 2; |
| 4444 | 3385 break; |
| 3386 } | |
| 3387 e = POP(); | |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3388 s1 = alloc_state(end_state, NULL, NULL); |
| 4444 | 3389 if (s1 == NULL) |
| 4484 | 3390 goto theend; |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3391 |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3392 s = alloc_state(start_state, e.start, s1); |
| 4444 | 3393 if (s == NULL) |
| 4484 | 3394 goto theend; |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3395 if (pattern) |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3396 { |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3397 /* 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
|
3398 skip = alloc_state(NFA_SKIP, NULL, NULL); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3399 zend = alloc_state(NFA_ZEND, s1, NULL); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3400 s1->out= skip; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3401 patch(e.out, zend); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3402 PUSH(frag(s, list1(&skip->out))); |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
3403 } |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3404 else |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3405 { |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3406 patch(e.out, s1); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3407 PUSH(frag(s, list1(&s1->out))); |
|
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3408 if (before) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3409 { |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3410 if (n <= 0) |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3411 /* 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
|
3412 * lot of pointless tries. */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3413 n = nfa_max_width(e.start, 0); |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3414 s->val = n; /* store the count */ |
|
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
3415 } |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3416 } |
| 4444 | 3417 break; |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3418 } |
| 4444 | 3419 |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3420 #ifdef FEAT_MBYTE |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3421 case NFA_COMPOSING: /* char with composing char */ |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3422 #if 0 |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3423 /* TODO */ |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3424 if (regflags & RF_ICOMBINE) |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3425 { |
|
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
3426 /* use the base character only */ |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3427 } |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3428 #endif |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3429 /* FALLTHROUGH */ |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3430 #endif |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3431 |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3432 case NFA_MOPEN: /* \( \) Submatch */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3433 case NFA_MOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3434 case NFA_MOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3435 case NFA_MOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3436 case NFA_MOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3437 case NFA_MOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3438 case NFA_MOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3439 case NFA_MOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3440 case NFA_MOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3441 case NFA_MOPEN9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3442 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3443 case NFA_ZOPEN: /* \z( \) Submatch */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3444 case NFA_ZOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3445 case NFA_ZOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3446 case NFA_ZOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3447 case NFA_ZOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3448 case NFA_ZOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3449 case NFA_ZOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3450 case NFA_ZOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3451 case NFA_ZOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3452 case NFA_ZOPEN9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3453 #endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3454 case NFA_NOPEN: /* \%( \) "Invisible Submatch" */ |
| 4444 | 3455 if (nfa_calc_size == TRUE) |
| 3456 { | |
| 3457 nstate += 2; | |
| 3458 break; | |
| 3459 } | |
| 3460 | |
| 3461 mopen = *p; | |
| 3462 switch (*p) | |
| 3463 { | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3464 case NFA_NOPEN: mclose = NFA_NCLOSE; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3465 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3466 case NFA_ZOPEN: mclose = NFA_ZCLOSE; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3467 case NFA_ZOPEN1: mclose = NFA_ZCLOSE1; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3468 case NFA_ZOPEN2: mclose = NFA_ZCLOSE2; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3469 case NFA_ZOPEN3: mclose = NFA_ZCLOSE3; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3470 case NFA_ZOPEN4: mclose = NFA_ZCLOSE4; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3471 case NFA_ZOPEN5: mclose = NFA_ZCLOSE5; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3472 case NFA_ZOPEN6: mclose = NFA_ZCLOSE6; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3473 case NFA_ZOPEN7: mclose = NFA_ZCLOSE7; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3474 case NFA_ZOPEN8: mclose = NFA_ZCLOSE8; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3475 case NFA_ZOPEN9: mclose = NFA_ZCLOSE9; break; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3476 #endif |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3477 #ifdef FEAT_MBYTE |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3478 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
|
3479 #endif |
| 4444 | 3480 default: |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3481 /* NFA_MOPEN, NFA_MOPEN1 .. NFA_MOPEN9 */ |
| 4444 | 3482 mclose = *p + NSUBEXP; |
| 3483 break; | |
| 3484 } | |
| 3485 | |
| 3486 /* Allow "NFA_MOPEN" as a valid postfix representation for | |
| 3487 * the empty regexp "". In this case, the NFA will be | |
| 3488 * NFA_MOPEN -> NFA_MCLOSE. Note that this also allows | |
| 3489 * empty groups of parenthesis, and empty mbyte chars */ | |
| 3490 if (stackp == stack) | |
| 3491 { | |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3492 s = alloc_state(mopen, NULL, NULL); |
| 4444 | 3493 if (s == NULL) |
| 4484 | 3494 goto theend; |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3495 s1 = alloc_state(mclose, NULL, NULL); |
| 4444 | 3496 if (s1 == NULL) |
| 4484 | 3497 goto theend; |
| 4444 | 3498 patch(list1(&s->out), s1); |
| 3499 PUSH(frag(s, list1(&s1->out))); | |
| 3500 break; | |
| 3501 } | |
| 3502 | |
| 3503 /* At least one node was emitted before NFA_MOPEN, so | |
| 3504 * at least one node will be between NFA_MOPEN and NFA_MCLOSE */ | |
| 3505 e = POP(); | |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3506 s = alloc_state(mopen, e.start, NULL); /* `(' */ |
| 4444 | 3507 if (s == NULL) |
| 4484 | 3508 goto theend; |
| 4444 | 3509 |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3510 s1 = alloc_state(mclose, NULL, NULL); /* `)' */ |
| 4444 | 3511 if (s1 == NULL) |
| 4484 | 3512 goto theend; |
| 4444 | 3513 patch(e.out, s1); |
| 3514 | |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3515 #ifdef FEAT_MBYTE |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3516 if (mopen == NFA_COMPOSING) |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
3517 /* COMPOSING->out1 = END_COMPOSING */ |
| 4444 | 3518 patch(list1(&s->out1), s1); |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
3519 #endif |
| 4444 | 3520 |
| 3521 PUSH(frag(s, list1(&s1->out))); | |
| 3522 break; | |
| 3523 | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3524 case NFA_BACKREF1: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3525 case NFA_BACKREF2: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3526 case NFA_BACKREF3: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3527 case NFA_BACKREF4: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3528 case NFA_BACKREF5: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3529 case NFA_BACKREF6: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3530 case NFA_BACKREF7: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3531 case NFA_BACKREF8: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3532 case NFA_BACKREF9: |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3533 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3534 case NFA_ZREF1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3535 case NFA_ZREF2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3536 case NFA_ZREF3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3537 case NFA_ZREF4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3538 case NFA_ZREF5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3539 case NFA_ZREF6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3540 case NFA_ZREF7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3541 case NFA_ZREF8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3542 case NFA_ZREF9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3543 #endif |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3544 if (nfa_calc_size == TRUE) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3545 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3546 nstate += 2; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3547 break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3548 } |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3549 s = alloc_state(*p, NULL, NULL); |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3550 if (s == NULL) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3551 goto theend; |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3552 s1 = alloc_state(NFA_SKIP, NULL, NULL); |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3553 if (s1 == NULL) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3554 goto theend; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3555 patch(list1(&s->out), s1); |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3556 PUSH(frag(s, list1(&s1->out))); |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3557 break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3558 |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3559 case NFA_LNUM: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3560 case NFA_LNUM_GT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3561 case NFA_LNUM_LT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3562 case NFA_VCOL: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3563 case NFA_VCOL_GT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3564 case NFA_VCOL_LT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3565 case NFA_COL: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3566 case NFA_COL_GT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3567 case NFA_COL_LT: |
|
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
3568 case NFA_MARK: |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
3569 case NFA_MARK_GT: |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
3570 case NFA_MARK_LT: |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3571 { |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3572 int n = *++p; /* lnum, col or mark name */ |
|
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3573 |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3574 if (nfa_calc_size == TRUE) |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3575 { |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3576 nstate += 1; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3577 break; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3578 } |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3579 s = alloc_state(p[-1], NULL, NULL); |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3580 if (s == NULL) |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3581 goto theend; |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3582 s->val = n; |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3583 PUSH(frag(s, list1(&s->out))); |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3584 break; |
|
4740
97560c16ca99
updated for version 7.3.1117
Bram Moolenaar <bram@vim.org>
parents:
4738
diff
changeset
|
3585 } |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
3586 |
| 4444 | 3587 case NFA_ZSTART: |
| 3588 case NFA_ZEND: | |
| 3589 default: | |
| 3590 /* Operands */ | |
| 3591 if (nfa_calc_size == TRUE) | |
| 3592 { | |
| 4458 | 3593 nstate++; |
| 4444 | 3594 break; |
| 3595 } | |
|
4696
ed4e689bbea1
updated for version 7.3.1095
Bram Moolenaar <bram@vim.org>
parents:
4694
diff
changeset
|
3596 s = alloc_state(*p, NULL, NULL); |
| 4444 | 3597 if (s == NULL) |
| 4484 | 3598 goto theend; |
| 4444 | 3599 PUSH(frag(s, list1(&s->out))); |
| 3600 break; | |
| 3601 | |
| 3602 } /* switch(*p) */ | |
| 3603 | |
| 3604 } /* for(p = postfix; *p; ++p) */ | |
| 3605 | |
| 3606 if (nfa_calc_size == TRUE) | |
| 3607 { | |
| 4458 | 3608 nstate++; |
| 4484 | 3609 goto theend; /* Return value when counting size is ignored anyway */ |
| 4444 | 3610 } |
| 3611 | |
| 3612 e = POP(); | |
| 3613 if (stackp != stack) | |
| 3614 EMSG_RET_NULL(_("E875: (NFA regexp) (While converting from postfix to NFA), too many states left on stack")); | |
| 3615 | |
| 3616 if (istate >= nstate) | |
| 3617 EMSG_RET_NULL(_("E876: (NFA regexp) Not enough space to store the whole NFA ")); | |
| 3618 | |
| 3619 matchstate = &state_ptr[istate++]; /* the match state */ | |
| 3620 matchstate->c = NFA_MATCH; | |
| 3621 matchstate->out = matchstate->out1 = NULL; | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
3622 matchstate->id = 0; |
| 4444 | 3623 |
| 3624 patch(e.out, matchstate); | |
| 4484 | 3625 ret = e.start; |
| 3626 | |
| 3627 theend: | |
| 3628 vim_free(stack); | |
| 3629 return ret; | |
| 4444 | 3630 |
| 3631 #undef POP1 | |
| 3632 #undef PUSH1 | |
| 3633 #undef POP2 | |
| 3634 #undef PUSH2 | |
| 3635 #undef POP | |
| 3636 #undef PUSH | |
| 3637 } | |
| 3638 | |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3639 /* |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3640 * 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
|
3641 */ |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3642 static void |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3643 nfa_postprocess(prog) |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3644 nfa_regprog_T *prog; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3645 { |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3646 int i; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3647 int c; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3648 |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3649 for (i = 0; i < prog->nstate; ++i) |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3650 { |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3651 c = prog->state[i].c; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3652 if (c == NFA_START_INVISIBLE |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3653 || c == NFA_START_INVISIBLE_NEG |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3654 || c == NFA_START_INVISIBLE_BEFORE |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3655 || c == NFA_START_INVISIBLE_BEFORE_NEG) |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3656 { |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3657 int directly; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3658 |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3659 /* 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
|
3660 * match. */ |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3661 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
|
3662 directly = TRUE; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3663 else |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3664 { |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3665 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
|
3666 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
|
3667 |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3668 /* 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
|
3669 * lower chance of failing. */ |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3670 if (c == NFA_START_INVISIBLE_BEFORE |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3671 || c == NFA_START_INVISIBLE_BEFORE_NEG) |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3672 { |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3673 /* "before" matches are very expensive when |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3674 * unbounded, always prefer what follows then, |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3675 * unless what follows will always match. |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3676 * Otherwise strongly prefer what follows. */ |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3677 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
|
3678 directly = FALSE; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3679 else |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3680 directly = ch_follows * 10 < ch_invisible; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3681 } |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3682 else |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3683 { |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3684 /* normal invisible, first do the one with the |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3685 * highest failure chance */ |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3686 directly = ch_follows < ch_invisible; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3687 } |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3688 } |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3689 if (directly) |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3690 /* switch to the _FIRST state */ |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3691 ++prog->state[i].c; |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3692 } |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3693 } |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3694 } |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
3695 |
| 4444 | 3696 /**************************************************************** |
| 3697 * NFA execution code. | |
| 3698 ****************************************************************/ | |
| 3699 | |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3700 typedef struct |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3701 { |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3702 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
|
3703 |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3704 /* 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
|
3705 union |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3706 { |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3707 struct multipos |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3708 { |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3709 lpos_T start; |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3710 lpos_T end; |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3711 } multi[NSUBEXP]; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3712 struct linepos |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3713 { |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3714 char_u *start; |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3715 char_u *end; |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3716 } line[NSUBEXP]; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3717 } list; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3718 } regsub_T; |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
3719 |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3720 typedef struct |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3721 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3722 regsub_T norm; /* \( .. \) matches */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3723 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3724 regsub_T synt; /* \z( .. \) matches */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3725 #endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3726 } regsubs_T; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3727 |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3728 /* nfa_pim_T stores a Postponed Invisible Match. */ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3729 typedef struct nfa_pim_S nfa_pim_T; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3730 struct nfa_pim_S |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3731 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3732 int result; /* NFA_PIM_*, see below */ |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3733 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
|
3734 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
|
3735 union |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3736 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3737 lpos_T pos; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3738 char_u *ptr; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3739 } end; /* where the match must end */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3740 }; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3741 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3742 /* Values for done in nfa_pim_T. */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3743 #define NFA_PIM_UNUSED 0 /* pim not used */ |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3744 #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
|
3745 #define NFA_PIM_MATCH 2 /* pim executed, matches */ |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3746 #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
|
3747 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3748 |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3749 /* 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
|
3750 typedef struct |
| 4444 | 3751 { |
| 3752 nfa_state_T *state; | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3753 int count; |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3754 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
|
3755 * invisible match */ |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3756 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
|
3757 } nfa_thread_T; |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
3758 |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3759 /* nfa_list_T contains the alternative NFA execution states. */ |
| 4444 | 3760 typedef struct |
| 3761 { | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3762 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
|
3763 int n; /* nr of states currently in "t" */ |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3764 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
|
3765 int id; /* ID of the list */ |
|
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
3766 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
|
3767 } nfa_list_T; |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
3768 |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3769 #ifdef ENABLE_LOG |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3770 static void log_subsexpr __ARGS((regsubs_T *subs)); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3771 static void log_subexpr __ARGS((regsub_T *sub)); |
|
4997
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
3772 static char *pim_info __ARGS((nfa_pim_T *pim)); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3773 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3774 static void |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3775 log_subsexpr(subs) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3776 regsubs_T *subs; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3777 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3778 log_subexpr(&subs->norm); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3779 # ifdef FEAT_SYN_HL |
|
4770
b20dbf3a5370
updated for version 7.3.1132
Bram Moolenaar <bram@vim.org>
parents:
4768
diff
changeset
|
3780 if (nfa_has_zsubexpr) |
|
b20dbf3a5370
updated for version 7.3.1132
Bram Moolenaar <bram@vim.org>
parents:
4768
diff
changeset
|
3781 log_subexpr(&subs->synt); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3782 # endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3783 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3784 |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3785 static void |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3786 log_subexpr(sub) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3787 regsub_T *sub; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3788 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3789 int j; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3790 |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3791 for (j = 0; j < sub->in_use; j++) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3792 if (REG_MULTI) |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3793 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
|
3794 j, |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3795 sub->list.multi[j].start.col, |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3796 (int)sub->list.multi[j].start.lnum, |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3797 sub->list.multi[j].end.col, |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
3798 (int)sub->list.multi[j].end.lnum); |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3799 else |
|
4746
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3800 { |
|
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3801 char *s = (char *)sub->list.line[j].start; |
|
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3802 char *e = (char *)sub->list.line[j].end; |
|
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3803 |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
3804 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
|
3805 j, |
|
4746
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3806 s == NULL ? "NULL" : s, |
|
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3807 e == NULL ? "NULL" : e); |
|
d1376091d18b
updated for version 7.3.1120
Bram Moolenaar <bram@vim.org>
parents:
4744
diff
changeset
|
3808 } |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3809 } |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3810 |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3811 static char * |
|
4997
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
3812 pim_info(pim) |
|
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
3813 nfa_pim_T *pim; |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3814 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3815 static char buf[30]; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3816 |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3817 if (pim == NULL || pim->result == NFA_PIM_UNUSED) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3818 buf[0] = NUL; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3819 else |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3820 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3821 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
|
3822 : (int)(pim->end.ptr - reginput)); |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3823 } |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3824 return buf; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3825 } |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3826 |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3827 #endif |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
3828 |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3829 /* 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
|
3830 static int nfa_match; |
|
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
3831 |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3832 static void copy_pim __ARGS((nfa_pim_T *to, nfa_pim_T *from)); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3833 static void clear_sub __ARGS((regsub_T *sub)); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3834 static void copy_sub __ARGS((regsub_T *to, regsub_T *from)); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3835 static void copy_sub_off __ARGS((regsub_T *to, regsub_T *from)); |
| 5372 | 3836 static void copy_ze_off __ARGS((regsub_T *to, regsub_T *from)); |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3837 static int sub_equal __ARGS((regsub_T *sub1, regsub_T *sub2)); |
|
4997
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
3838 static int match_backref __ARGS((regsub_T *sub, int subidx, int *bytelen)); |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
3839 static int has_state_with_pos __ARGS((nfa_list_T *l, nfa_state_T *state, regsubs_T *subs, nfa_pim_T *pim)); |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
3840 static int pim_equal __ARGS((nfa_pim_T *one, nfa_pim_T *two)); |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
3841 static int state_in_list __ARGS((nfa_list_T *l, nfa_state_T *state, regsubs_T *subs)); |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
3842 static regsubs_T *addstate __ARGS((nfa_list_T *l, nfa_state_T *state, regsubs_T *subs_arg, nfa_pim_T *pim, int off)); |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
3843 static void addstate_here __ARGS((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
|
3844 |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3845 /* |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3846 * 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
|
3847 */ |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3848 static void |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3849 copy_pim(to, from) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3850 nfa_pim_T *to; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3851 nfa_pim_T *from; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3852 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3853 to->result = from->result; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3854 to->state = from->state; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3855 copy_sub(&to->subs.norm, &from->subs.norm); |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3856 #ifdef FEAT_SYN_HL |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3857 if (nfa_has_zsubexpr) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3858 copy_sub(&to->subs.synt, &from->subs.synt); |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3859 #endif |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3860 to->end = from->end; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3861 } |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
3862 |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3863 static void |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3864 clear_sub(sub) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3865 regsub_T *sub; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3866 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3867 if (REG_MULTI) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3868 /* Use 0xff to set lnum to -1 */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3869 vim_memset(sub->list.multi, 0xff, |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3870 sizeof(struct multipos) * nfa_nsubexpr); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3871 else |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3872 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
|
3873 sub->in_use = 0; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3874 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3875 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3876 /* |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3877 * Copy the submatches from "from" to "to". |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3878 */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3879 static void |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3880 copy_sub(to, from) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3881 regsub_T *to; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3882 regsub_T *from; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3883 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3884 to->in_use = from->in_use; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3885 if (from->in_use > 0) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3886 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3887 /* Copy the match start and end positions. */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3888 if (REG_MULTI) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3889 mch_memmove(&to->list.multi[0], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3890 &from->list.multi[0], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3891 sizeof(struct multipos) * from->in_use); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3892 else |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3893 mch_memmove(&to->list.line[0], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3894 &from->list.line[0], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3895 sizeof(struct linepos) * from->in_use); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3896 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3897 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3898 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3899 /* |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3900 * Like copy_sub() but exclude the main match. |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3901 */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3902 static void |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3903 copy_sub_off(to, from) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3904 regsub_T *to; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3905 regsub_T *from; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3906 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3907 if (to->in_use < from->in_use) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3908 to->in_use = from->in_use; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3909 if (from->in_use > 1) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3910 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3911 /* Copy the match start and end positions. */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3912 if (REG_MULTI) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3913 mch_memmove(&to->list.multi[1], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3914 &from->list.multi[1], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3915 sizeof(struct multipos) * (from->in_use - 1)); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3916 else |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3917 mch_memmove(&to->list.line[1], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3918 &from->list.line[1], |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3919 sizeof(struct linepos) * (from->in_use - 1)); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3920 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
3921 } |
| 4444 | 3922 |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3923 /* |
| 5372 | 3924 * Like copy_sub() but only do the end of the main match if \ze is present. |
| 3925 */ | |
| 3926 static void | |
| 3927 copy_ze_off(to, from) | |
| 3928 regsub_T *to; | |
| 3929 regsub_T *from; | |
| 3930 { | |
| 3931 if (nfa_has_zend) | |
| 3932 { | |
| 3933 if (REG_MULTI) | |
| 3934 { | |
| 3935 if (from->list.multi[0].end.lnum >= 0) | |
| 3936 to->list.multi[0].end = from->list.multi[0].end; | |
| 3937 } | |
| 3938 else | |
| 3939 { | |
| 3940 if (from->list.line[0].end != NULL) | |
| 3941 to->list.line[0].end = from->list.line[0].end; | |
| 3942 } | |
| 3943 } | |
| 3944 } | |
| 3945 | |
| 3946 /* | |
|
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
3947 * Return TRUE if "sub1" and "sub2" have the same start positions. |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3948 */ |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3949 static int |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3950 sub_equal(sub1, sub2) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3951 regsub_T *sub1; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3952 regsub_T *sub2; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3953 { |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3954 int i; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3955 int todo; |
|
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
3956 linenr_T s1; |
|
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
3957 linenr_T s2; |
|
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
3958 char_u *sp1; |
|
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
3959 char_u *sp2; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3960 |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3961 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
|
3962 if (REG_MULTI) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3963 { |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3964 for (i = 0; i < todo; ++i) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3965 { |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3966 if (i < sub1->in_use) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3967 s1 = sub1->list.multi[i].start.lnum; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3968 else |
|
5006
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
3969 s1 = -1; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3970 if (i < sub2->in_use) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3971 s2 = sub2->list.multi[i].start.lnum; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3972 else |
|
5006
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
3973 s2 = -1; |
|
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
3974 if (s1 != s2) |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3975 return FALSE; |
|
5006
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
3976 if (s1 != -1 && sub1->list.multi[i].start.col |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3977 != sub2->list.multi[i].start.col) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3978 return FALSE; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3979 } |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3980 } |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3981 else |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3982 { |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3983 for (i = 0; i < todo; ++i) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3984 { |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3985 if (i < sub1->in_use) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3986 sp1 = sub1->list.line[i].start; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3987 else |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3988 sp1 = NULL; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3989 if (i < sub2->in_use) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3990 sp2 = sub2->list.line[i].start; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3991 else |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3992 sp2 = NULL; |
|
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
3993 if (sp1 != sp2) |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3994 return FALSE; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3995 } |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3996 } |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3997 |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3998 return TRUE; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
3999 } |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4000 |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4001 #ifdef ENABLE_LOG |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4002 static void |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4003 report_state(char *action, |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4004 regsub_T *sub, |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4005 nfa_state_T *state, |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4006 int lid, |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4007 nfa_pim_T *pim) |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4008 { |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4009 int col; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4010 |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4011 if (sub->in_use <= 0) |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4012 col = -1; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4013 else if (REG_MULTI) |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4014 col = sub->list.multi[0].start.col; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4015 else |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4016 col = (int)(sub->list.line[0].start - regline); |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4017 nfa_set_code(state->c); |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4018 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
|
4019 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
|
4020 pim_info(pim)); |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4021 } |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4022 #endif |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4023 |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4024 /* |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4025 * 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
|
4026 * positions as "subs". |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4027 */ |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4028 static int |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4029 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
|
4030 nfa_list_T *l; /* runtime state list */ |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4031 nfa_state_T *state; /* state to update */ |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4032 regsubs_T *subs; /* pointers to subexpressions */ |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4033 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
|
4034 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4035 nfa_thread_T *thread; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4036 int i; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4037 |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4038 for (i = 0; i < l->n; ++i) |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4039 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4040 thread = &l->t[i]; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4041 if (thread->state->id == state->id |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4042 && sub_equal(&thread->subs.norm, &subs->norm) |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4043 #ifdef FEAT_SYN_HL |
|
4893
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4044 && (!nfa_has_zsubexpr |
|
07b9c48a30e9
updated for version 7.3.1192
Bram Moolenaar <bram@vim.org>
parents:
4891
diff
changeset
|
4045 || sub_equal(&thread->subs.synt, &subs->synt)) |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4046 #endif |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4047 && pim_equal(&thread->pim, pim)) |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4048 return TRUE; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4049 } |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4050 return FALSE; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4051 } |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4052 |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4053 /* |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4054 * 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
|
4055 * set. |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4056 */ |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4057 static int |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4058 pim_equal(one, two) |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4059 nfa_pim_T *one; |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4060 nfa_pim_T *two; |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4061 { |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4062 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
|
4063 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
|
4064 |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4065 if (one_unused) |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4066 /* 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
|
4067 return two_unused; |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4068 if (two_unused) |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4069 /* 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
|
4070 return FALSE; |
| 5298 | 4071 /* compare the state id */ |
| 4072 if (one->state->id != two->state->id) | |
| 4073 return FALSE; | |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4074 /* compare the position */ |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4075 if (REG_MULTI) |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4076 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
|
4077 && one->end.pos.col == two->end.pos.col; |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4078 return one->end.ptr == two->end.ptr; |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4079 } |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4080 |
|
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4081 /* |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4082 * 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
|
4083 */ |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4084 static int |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4085 match_follows(startstate, depth) |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4086 nfa_state_T *startstate; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4087 int depth; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4088 { |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4089 nfa_state_T *state = startstate; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4090 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4091 /* avoid too much recursion */ |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4092 if (depth > 10) |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4093 return FALSE; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4094 |
|
5184
c6dd0c545e5c
updated for version 7.4a.018
Bram Moolenaar <bram@vim.org>
parents:
5074
diff
changeset
|
4095 while (state != NULL) |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4096 { |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4097 switch (state->c) |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4098 { |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4099 case NFA_MATCH: |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4100 case NFA_MCLOSE: |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4101 case NFA_END_INVISIBLE: |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4102 case NFA_END_INVISIBLE_NEG: |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4103 case NFA_END_PATTERN: |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4104 return TRUE; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4105 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4106 case NFA_SPLIT: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4107 return match_follows(state->out, depth + 1) |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4108 || match_follows(state->out1, depth + 1); |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4109 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4110 case NFA_START_INVISIBLE: |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4111 case NFA_START_INVISIBLE_FIRST: |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4112 case NFA_START_INVISIBLE_BEFORE: |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4113 case NFA_START_INVISIBLE_BEFORE_FIRST: |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4114 case NFA_START_INVISIBLE_NEG: |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4115 case NFA_START_INVISIBLE_NEG_FIRST: |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4116 case NFA_START_INVISIBLE_BEFORE_NEG: |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4117 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4118 case NFA_COMPOSING: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4119 /* skip ahead to next state */ |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4120 state = state->out1->out; |
|
5184
c6dd0c545e5c
updated for version 7.4a.018
Bram Moolenaar <bram@vim.org>
parents:
5074
diff
changeset
|
4121 continue; |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4122 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4123 case NFA_ANY: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4124 case NFA_IDENT: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4125 case NFA_SIDENT: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4126 case NFA_KWORD: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4127 case NFA_SKWORD: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4128 case NFA_FNAME: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4129 case NFA_SFNAME: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4130 case NFA_PRINT: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4131 case NFA_SPRINT: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4132 case NFA_WHITE: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4133 case NFA_NWHITE: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4134 case NFA_DIGIT: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4135 case NFA_NDIGIT: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4136 case NFA_HEX: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4137 case NFA_NHEX: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4138 case NFA_OCTAL: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4139 case NFA_NOCTAL: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4140 case NFA_WORD: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4141 case NFA_NWORD: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4142 case NFA_HEAD: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4143 case NFA_NHEAD: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4144 case NFA_ALPHA: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4145 case NFA_NALPHA: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4146 case NFA_LOWER: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4147 case NFA_NLOWER: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4148 case NFA_UPPER: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4149 case NFA_NUPPER: |
| 5296 | 4150 case NFA_LOWER_IC: |
| 4151 case NFA_NLOWER_IC: | |
| 4152 case NFA_UPPER_IC: | |
| 4153 case NFA_NUPPER_IC: | |
|
4809
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4154 case NFA_START_COLL: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4155 case NFA_START_NEG_COLL: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4156 case NFA_NEWL: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4157 /* state will advance input */ |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4158 return FALSE; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4159 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4160 default: |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4161 if (state->c > 0) |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4162 /* state will advance input */ |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4163 return FALSE; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4164 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4165 /* 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
|
4166 * a match at the same position, keep looking. */ |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4167 break; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4168 } |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4169 state = state->out; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4170 } |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4171 return FALSE; |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4172 } |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4173 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4174 |
|
4d7e3df04256
updated for version 7.3.1151
Bram Moolenaar <bram@vim.org>
parents:
4807
diff
changeset
|
4175 /* |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4176 * 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
|
4177 */ |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4178 static int |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4179 state_in_list(l, state, subs) |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4180 nfa_list_T *l; /* runtime state list */ |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4181 nfa_state_T *state; /* state to update */ |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4182 regsubs_T *subs; /* pointers to subexpressions */ |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4183 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4184 if (state->lastlist[nfa_ll_index] == l->id) |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4185 { |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4186 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
|
4187 return TRUE; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4188 } |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4189 return FALSE; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4190 } |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
4191 |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4192 /* |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4193 * 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
|
4194 * Returns "subs_arg", possibly copied into temp_subs. |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4195 */ |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4196 |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4197 static regsubs_T * |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4198 addstate(l, state, subs_arg, pim, off) |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4199 nfa_list_T *l; /* runtime state list */ |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4200 nfa_state_T *state; /* state to update */ |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4201 regsubs_T *subs_arg; /* pointers to subexpressions */ |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4202 nfa_pim_T *pim; /* postponed look-behind match */ |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4203 int off; /* byte offset, when -1 go to next line */ |
| 4444 | 4204 { |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4205 int subidx; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4206 nfa_thread_T *thread; |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4207 lpos_T save_lpos; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4208 int save_in_use; |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4209 char_u *save_ptr; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4210 int i; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4211 regsub_T *sub; |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4212 regsubs_T *subs = subs_arg; |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4213 static regsubs_T temp_subs; |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4214 #ifdef ENABLE_LOG |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4215 int did_print = FALSE; |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4216 #endif |
| 4444 | 4217 |
| 4218 switch (state->c) | |
| 4219 { | |
| 4220 case NFA_NCLOSE: | |
| 4221 case NFA_MCLOSE: | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4222 case NFA_MCLOSE1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4223 case NFA_MCLOSE2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4224 case NFA_MCLOSE3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4225 case NFA_MCLOSE4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4226 case NFA_MCLOSE5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4227 case NFA_MCLOSE6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4228 case NFA_MCLOSE7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4229 case NFA_MCLOSE8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4230 case NFA_MCLOSE9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4231 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4232 case NFA_ZCLOSE: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4233 case NFA_ZCLOSE1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4234 case NFA_ZCLOSE2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4235 case NFA_ZCLOSE3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4236 case NFA_ZCLOSE4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4237 case NFA_ZCLOSE5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4238 case NFA_ZCLOSE6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4239 case NFA_ZCLOSE7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4240 case NFA_ZCLOSE8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4241 case NFA_ZCLOSE9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4242 #endif |
|
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4243 case NFA_MOPEN: |
|
4748
4b9503f0c7d3
updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents:
4746
diff
changeset
|
4244 case NFA_ZEND: |
|
4815
6419ee8098c8
updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents:
4813
diff
changeset
|
4245 case NFA_SPLIT: |
| 5370 | 4246 case NFA_EMPTY: |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4247 /* 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
|
4248 * "out1" may be added below. */ |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4249 break; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4250 |
|
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4251 case NFA_BOL: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4252 case NFA_BOF: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4253 /* "^" 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
|
4254 * 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
|
4255 * next line for a look-behind match. */ |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4256 if (reginput > regline |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4257 && *reginput != NUL |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4258 && (nfa_endp == NULL |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4259 || !REG_MULTI |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4260 || reglnum == nfa_endp->se_u.pos.lnum)) |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4261 goto skip_add; |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4262 /* FALLTHROUGH */ |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4263 |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4264 case NFA_MOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4265 case NFA_MOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4266 case NFA_MOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4267 case NFA_MOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4268 case NFA_MOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4269 case NFA_MOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4270 case NFA_MOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4271 case NFA_MOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4272 case NFA_MOPEN9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4273 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4274 case NFA_ZOPEN: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4275 case NFA_ZOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4276 case NFA_ZOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4277 case NFA_ZOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4278 case NFA_ZOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4279 case NFA_ZOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4280 case NFA_ZOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4281 case NFA_ZOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4282 case NFA_ZOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4283 case NFA_ZOPEN9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4284 #endif |
|
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4285 case NFA_NOPEN: |
|
4748
4b9503f0c7d3
updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents:
4746
diff
changeset
|
4286 case NFA_ZSTART: |
|
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
4287 /* 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
|
4288 * 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
|
4289 * endless loop for "\(\)*" */ |
|
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
4290 |
| 4444 | 4291 default: |
| 5502 | 4292 if (state->lastlist[nfa_ll_index] == l->id && state->c != NFA_SKIP) |
| 4444 | 4293 { |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4294 /* 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
|
4295 * unless it is an MOPEN that is used for a backreference or |
|
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
4296 * when there is a PIM. */ |
|
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
4297 if (!nfa_has_backref && pim == NULL && !l->has_pim) |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4298 { |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4299 skip_add: |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4300 #ifdef ENABLE_LOG |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4301 nfa_set_code(state->c); |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4302 fprintf(log_fd, "> Not adding state %d to list %d. char %d: %s\n", |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4303 abs(state->id), l->id, state->c, code); |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4304 #endif |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4305 return subs; |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4306 } |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4307 |
|
4815
6419ee8098c8
updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents:
4813
diff
changeset
|
4308 /* 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
|
4309 * positions. */ |
|
5212
2741b46e96bf
updated for version 7.4a.032
Bram Moolenaar <bram@vim.org>
parents:
5210
diff
changeset
|
4310 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
|
4311 goto skip_add; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4312 } |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4313 |
|
5006
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
4314 /* 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
|
4315 * be (a lot) bigger than anticipated. */ |
|
f451d60ab8ec
updated for version 7.3.1247
Bram Moolenaar <bram@vim.org>
parents:
4997
diff
changeset
|
4316 if (l->n == l->len) |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4317 { |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4318 int newlen = l->len * 3 / 2 + 50; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4319 |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4320 if (subs != &temp_subs) |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4321 { |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4322 /* "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
|
4323 * copy before it becomes invalid. */ |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4324 copy_sub(&temp_subs.norm, &subs->norm); |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4325 #ifdef FEAT_SYN_HL |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4326 if (nfa_has_zsubexpr) |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4327 copy_sub(&temp_subs.synt, &subs->synt); |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4328 #endif |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4329 subs = &temp_subs; |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4330 } |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4331 |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4332 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
|
4333 l->len = newlen; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4334 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4335 |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4336 /* add the state to the list */ |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4337 state->lastlist[nfa_ll_index] = l->id; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4338 thread = &l->t[l->n++]; |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4339 thread->state = state; |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4340 if (pim == NULL) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4341 thread->pim.result = NFA_PIM_UNUSED; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4342 else |
|
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
4343 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4344 copy_pim(&thread->pim, pim); |
|
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
4345 l->has_pim = TRUE; |
|
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
4346 } |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4347 copy_sub(&thread->subs.norm, &subs->norm); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4348 #ifdef FEAT_SYN_HL |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4349 if (nfa_has_zsubexpr) |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4350 copy_sub(&thread->subs.synt, &subs->synt); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4351 #endif |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4352 #ifdef ENABLE_LOG |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4353 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
|
4354 did_print = TRUE; |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4355 #endif |
| 4444 | 4356 } |
| 4357 | |
| 4358 #ifdef ENABLE_LOG | |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
4359 if (!did_print) |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4360 report_state("Processing", &subs->norm, state, l->id, pim); |
| 4444 | 4361 #endif |
| 4362 switch (state->c) | |
| 4363 { | |
| 4364 case NFA_MATCH: | |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4365 nfa_match = TRUE; |
| 4444 | 4366 break; |
| 4367 | |
| 4368 case NFA_SPLIT: | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4369 /* order matters here */ |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4370 subs = addstate(l, state->out, subs, pim, off); |
|
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4371 subs = addstate(l, state->out1, subs, pim, off); |
| 4444 | 4372 break; |
| 4373 | |
| 5370 | 4374 case NFA_EMPTY: |
| 4444 | 4375 case NFA_NOPEN: |
| 4376 case NFA_NCLOSE: | |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4377 subs = addstate(l, state->out, subs, pim, off); |
| 4444 | 4378 break; |
| 4379 | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4380 case NFA_MOPEN: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4381 case NFA_MOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4382 case NFA_MOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4383 case NFA_MOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4384 case NFA_MOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4385 case NFA_MOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4386 case NFA_MOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4387 case NFA_MOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4388 case NFA_MOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4389 case NFA_MOPEN9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4390 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4391 case NFA_ZOPEN: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4392 case NFA_ZOPEN1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4393 case NFA_ZOPEN2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4394 case NFA_ZOPEN3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4395 case NFA_ZOPEN4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4396 case NFA_ZOPEN5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4397 case NFA_ZOPEN6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4398 case NFA_ZOPEN7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4399 case NFA_ZOPEN8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4400 case NFA_ZOPEN9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4401 #endif |
| 4444 | 4402 case NFA_ZSTART: |
| 4403 if (state->c == NFA_ZSTART) | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4404 { |
| 4444 | 4405 subidx = 0; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4406 sub = &subs->norm; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4407 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4408 #ifdef FEAT_SYN_HL |
| 5300 | 4409 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
|
4410 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4411 subidx = state->c - NFA_ZOPEN; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4412 sub = &subs->synt; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4413 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4414 #endif |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4415 else |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4416 { |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4417 subidx = state->c - NFA_MOPEN; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4418 sub = &subs->norm; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4419 } |
| 4444 | 4420 |
|
5210
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4421 /* avoid compiler warnings */ |
|
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4422 save_ptr = NULL; |
|
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4423 save_lpos.lnum = 0; |
|
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4424 save_lpos.col = 0; |
|
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4425 |
|
4815
6419ee8098c8
updated for version 7.3.1154
Bram Moolenaar <bram@vim.org>
parents:
4813
diff
changeset
|
4426 /* 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
|
4427 * and restore it when it was in use. Otherwise fill any gap. */ |
| 4444 | 4428 if (REG_MULTI) |
| 4429 { | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4430 if (subidx < sub->in_use) |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4431 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4432 save_lpos = sub->list.multi[subidx].start; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4433 save_in_use = -1; |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4434 } |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4435 else |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4436 { |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4437 save_in_use = sub->in_use; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4438 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
|
4439 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4440 sub->list.multi[i].start.lnum = -1; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4441 sub->list.multi[i].end.lnum = -1; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4442 } |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4443 sub->in_use = subidx + 1; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4444 } |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4445 if (off == -1) |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4446 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4447 sub->list.multi[subidx].start.lnum = reglnum + 1; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4448 sub->list.multi[subidx].start.col = 0; |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4449 } |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4450 else |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4451 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4452 sub->list.multi[subidx].start.lnum = reglnum; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4453 sub->list.multi[subidx].start.col = |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4454 (colnr_T)(reginput - regline + off); |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4455 } |
| 4444 | 4456 } |
| 4457 else | |
| 4458 { | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4459 if (subidx < sub->in_use) |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4460 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4461 save_ptr = sub->list.line[subidx].start; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4462 save_in_use = -1; |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4463 } |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4464 else |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4465 { |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4466 save_in_use = sub->in_use; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4467 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
|
4468 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4469 sub->list.line[i].start = NULL; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4470 sub->list.line[i].end = NULL; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4471 } |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4472 sub->in_use = subidx + 1; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4473 } |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4474 sub->list.line[subidx].start = reginput + off; |
| 4444 | 4475 } |
| 4476 | |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4477 subs = addstate(l, state->out, subs, pim, off); |
| 5300 | 4478 /* "subs" may have changed, need to set "sub" again */ |
| 4479 #ifdef FEAT_SYN_HL | |
| 4480 if (state->c >= NFA_ZOPEN && state->c <= NFA_ZOPEN9) | |
| 4481 sub = &subs->synt; | |
| 4482 else | |
| 4483 #endif | |
| 4484 sub = &subs->norm; | |
| 4444 | 4485 |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4486 if (save_in_use == -1) |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4487 { |
|
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4488 if (REG_MULTI) |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4489 sub->list.multi[subidx].start = save_lpos; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4490 else |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4491 sub->list.line[subidx].start = save_ptr; |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4492 } |
| 4444 | 4493 else |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4494 sub->in_use = save_in_use; |
| 4444 | 4495 break; |
| 4496 | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4497 case NFA_MCLOSE: |
| 5336 | 4498 if (nfa_has_zend && (REG_MULTI |
| 4499 ? subs->norm.list.multi[0].end.lnum >= 0 | |
| 4500 : subs->norm.list.line[0].end != NULL)) | |
| 4444 | 4501 { |
| 5336 | 4502 /* Do not overwrite the position set by \ze. */ |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4503 subs = addstate(l, state->out, subs, pim, off); |
| 4444 | 4504 break; |
| 4505 } | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4506 case NFA_MCLOSE1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4507 case NFA_MCLOSE2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4508 case NFA_MCLOSE3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4509 case NFA_MCLOSE4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4510 case NFA_MCLOSE5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4511 case NFA_MCLOSE6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4512 case NFA_MCLOSE7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4513 case NFA_MCLOSE8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4514 case NFA_MCLOSE9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4515 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4516 case NFA_ZCLOSE: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4517 case NFA_ZCLOSE1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4518 case NFA_ZCLOSE2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4519 case NFA_ZCLOSE3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4520 case NFA_ZCLOSE4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4521 case NFA_ZCLOSE5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4522 case NFA_ZCLOSE6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4523 case NFA_ZCLOSE7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4524 case NFA_ZCLOSE8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4525 case NFA_ZCLOSE9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4526 #endif |
| 4444 | 4527 case NFA_ZEND: |
| 4528 if (state->c == NFA_ZEND) | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4529 { |
| 4444 | 4530 subidx = 0; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4531 sub = &subs->norm; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4532 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4533 #ifdef FEAT_SYN_HL |
| 5300 | 4534 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
|
4535 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4536 subidx = state->c - NFA_ZCLOSE; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4537 sub = &subs->synt; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4538 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4539 #endif |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4540 else |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4541 { |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4542 subidx = state->c - NFA_MCLOSE; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4543 sub = &subs->norm; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4544 } |
| 4444 | 4545 |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
4546 /* 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
|
4547 * has done that. */ |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4548 save_in_use = sub->in_use; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4549 if (sub->in_use <= subidx) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4550 sub->in_use = subidx + 1; |
| 4444 | 4551 if (REG_MULTI) |
| 4552 { | |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4553 save_lpos = sub->list.multi[subidx].end; |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4554 if (off == -1) |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4555 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4556 sub->list.multi[subidx].end.lnum = reglnum + 1; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4557 sub->list.multi[subidx].end.col = 0; |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4558 } |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4559 else |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4560 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4561 sub->list.multi[subidx].end.lnum = reglnum; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4562 sub->list.multi[subidx].end.col = |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
4563 (colnr_T)(reginput - regline + off); |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
4564 } |
|
5210
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4565 /* avoid compiler warnings */ |
|
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4566 save_ptr = NULL; |
| 4444 | 4567 } |
| 4568 else | |
| 4569 { | |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4570 save_ptr = sub->list.line[subidx].end; |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4571 sub->list.line[subidx].end = reginput + off; |
|
5210
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4572 /* avoid compiler warnings */ |
|
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4573 save_lpos.lnum = 0; |
|
839ebe7c1b2f
updated for version 7.4a.031
Bram Moolenaar <bram@vim.org>
parents:
5188
diff
changeset
|
4574 save_lpos.col = 0; |
| 4444 | 4575 } |
| 4576 | |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4577 subs = addstate(l, state->out, subs, pim, off); |
| 5300 | 4578 /* "subs" may have changed, need to set "sub" again */ |
| 4579 #ifdef FEAT_SYN_HL | |
| 4580 if (state->c >= NFA_ZCLOSE && state->c <= NFA_ZCLOSE9) | |
| 4581 sub = &subs->synt; | |
| 4582 else | |
| 4583 #endif | |
| 4584 sub = &subs->norm; | |
| 4444 | 4585 |
| 4586 if (REG_MULTI) | |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4587 sub->list.multi[subidx].end = save_lpos; |
| 4444 | 4588 else |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4589 sub->list.line[subidx].end = save_ptr; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4590 sub->in_use = save_in_use; |
| 4444 | 4591 break; |
| 4592 } | |
|
5074
1cacf785299e
updated for version 7.3.1280
Bram Moolenaar <bram@vim.org>
parents:
5058
diff
changeset
|
4593 return subs; |
| 4444 | 4594 } |
| 4595 | |
| 4596 /* | |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4597 * 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
|
4598 * 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
|
4599 * 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
|
4600 * matters for alternatives. |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4601 */ |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4602 static void |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4603 addstate_here(l, state, subs, pim, ip) |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4604 nfa_list_T *l; /* runtime state list */ |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4605 nfa_state_T *state; /* state to update */ |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4606 regsubs_T *subs; /* pointers to subexpressions */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4607 nfa_pim_T *pim; /* postponed look-behind match */ |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4608 int *ip; |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4609 { |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4610 int tlen = l->n; |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4611 int count; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4612 int listidx = *ip; |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4613 |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4614 /* first add the state(s) at the end, so that we know how many there are */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4615 addstate(l, state, subs, pim, 0); |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4616 |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4617 /* 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
|
4618 if (listidx + 1 == tlen) |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4619 return; |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4620 |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4621 /* 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
|
4622 count = l->n - tlen; |
|
4924
6ae32a64e153
updated for version 7.3.1207
Bram Moolenaar <bram@vim.org>
parents:
4897
diff
changeset
|
4623 if (count == 0) |
|
6ae32a64e153
updated for version 7.3.1207
Bram Moolenaar <bram@vim.org>
parents:
4897
diff
changeset
|
4624 return; /* no state got added */ |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4625 if (count == 1) |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4626 { |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4627 /* overwrite the current state */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4628 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
|
4629 } |
|
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
4630 else if (count > 1) |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4631 { |
|
5058
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4632 if (l->n + count - 1 >= l->len) |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4633 { |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4634 /* 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
|
4635 * and move the states to the right position */ |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4636 nfa_thread_T *newl; |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4637 |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4638 l->len = l->len * 3 / 2 + 50; |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4639 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
|
4640 if (newl == NULL) |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4641 return; |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4642 mch_memmove(&(newl[0]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4643 &(l->t[0]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4644 sizeof(nfa_thread_T) * listidx); |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4645 mch_memmove(&(newl[listidx]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4646 &(l->t[l->n - count]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4647 sizeof(nfa_thread_T) * count); |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4648 mch_memmove(&(newl[listidx + count]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4649 &(l->t[listidx + 1]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4650 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
|
4651 vim_free(l->t); |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4652 l->t = newl; |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4653 } |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4654 else |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4655 { |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4656 /* 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
|
4657 * end to the current position */ |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4658 mch_memmove(&(l->t[listidx + count]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4659 &(l->t[listidx + 1]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4660 sizeof(nfa_thread_T) * (l->n - listidx - 1)); |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4661 mch_memmove(&(l->t[listidx]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4662 &(l->t[l->n - 1]), |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4663 sizeof(nfa_thread_T) * count); |
|
a00cd1839ac4
updated for version 7.3.1272
Bram Moolenaar <bram@vim.org>
parents:
5029
diff
changeset
|
4664 } |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4665 } |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4666 --l->n; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
4667 *ip = listidx - 1; |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4668 } |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4669 |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
4670 /* |
| 4444 | 4671 * Check character class "class" against current character c. |
| 4672 */ | |
| 4673 static int | |
| 4674 check_char_class(class, c) | |
| 4675 int class; | |
| 4676 int c; | |
| 4677 { | |
| 4678 switch (class) | |
| 4679 { | |
| 4680 case NFA_CLASS_ALNUM: | |
| 4464 | 4681 if (c >= 1 && c <= 255 && isalnum(c)) |
| 4444 | 4682 return OK; |
| 4683 break; | |
| 4684 case NFA_CLASS_ALPHA: | |
| 4464 | 4685 if (c >= 1 && c <= 255 && isalpha(c)) |
| 4444 | 4686 return OK; |
| 4687 break; | |
| 4688 case NFA_CLASS_BLANK: | |
| 4689 if (c == ' ' || c == '\t') | |
| 4690 return OK; | |
| 4691 break; | |
| 4692 case NFA_CLASS_CNTRL: | |
| 4464 | 4693 if (c >= 1 && c <= 255 && iscntrl(c)) |
| 4444 | 4694 return OK; |
| 4695 break; | |
| 4696 case NFA_CLASS_DIGIT: | |
| 4697 if (VIM_ISDIGIT(c)) | |
| 4698 return OK; | |
| 4699 break; | |
| 4700 case NFA_CLASS_GRAPH: | |
| 4464 | 4701 if (c >= 1 && c <= 255 && isgraph(c)) |
| 4444 | 4702 return OK; |
| 4703 break; | |
| 4704 case NFA_CLASS_LOWER: | |
| 4705 if (MB_ISLOWER(c)) | |
| 4706 return OK; | |
| 4707 break; | |
| 4708 case NFA_CLASS_PRINT: | |
| 4709 if (vim_isprintc(c)) | |
| 4710 return OK; | |
| 4711 break; | |
| 4712 case NFA_CLASS_PUNCT: | |
| 4464 | 4713 if (c >= 1 && c <= 255 && ispunct(c)) |
| 4444 | 4714 return OK; |
| 4715 break; | |
| 4716 case NFA_CLASS_SPACE: | |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
4717 if ((c >= 9 && c <= 13) || (c == ' ')) |
| 4444 | 4718 return OK; |
| 4719 break; | |
| 4720 case NFA_CLASS_UPPER: | |
| 4721 if (MB_ISUPPER(c)) | |
| 4722 return OK; | |
| 4723 break; | |
| 4724 case NFA_CLASS_XDIGIT: | |
| 4725 if (vim_isxdigit(c)) | |
| 4726 return OK; | |
| 4727 break; | |
| 4728 case NFA_CLASS_TAB: | |
| 4729 if (c == '\t') | |
| 4730 return OK; | |
| 4731 break; | |
| 4732 case NFA_CLASS_RETURN: | |
| 4733 if (c == '\r') | |
| 4734 return OK; | |
| 4735 break; | |
| 4736 case NFA_CLASS_BACKSPACE: | |
| 4737 if (c == '\b') | |
| 4738 return OK; | |
| 4739 break; | |
| 4740 case NFA_CLASS_ESCAPE: | |
| 4741 if (c == '\033') | |
| 4742 return OK; | |
| 4743 break; | |
| 4744 | |
| 4745 default: | |
| 4746 /* should not be here :P */ | |
| 5511 | 4747 EMSGN(_(e_ill_char_class), class); |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
4748 return FAIL; |
| 4444 | 4749 } |
| 4750 return FAIL; | |
| 4751 } | |
| 4752 | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4753 /* |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4754 * Check for a match with subexpression "subidx". |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4755 * Return TRUE if it matches. |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4756 */ |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4757 static int |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4758 match_backref(sub, subidx, bytelen) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4759 regsub_T *sub; /* pointers to subexpressions */ |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4760 int subidx; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4761 int *bytelen; /* out: length of match in bytes */ |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4762 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4763 int len; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4764 |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4765 if (sub->in_use <= subidx) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4766 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4767 retempty: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4768 /* backref was not set, match an empty string */ |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4769 *bytelen = 0; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4770 return TRUE; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4771 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4772 |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4773 if (REG_MULTI) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4774 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4775 if (sub->list.multi[subidx].start.lnum < 0 |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4776 || sub->list.multi[subidx].end.lnum < 0) |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4777 goto retempty; |
|
4891
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4778 if (sub->list.multi[subidx].start.lnum == reglnum |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4779 && sub->list.multi[subidx].end.lnum == reglnum) |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4780 { |
|
4891
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4781 len = sub->list.multi[subidx].end.col |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4782 - sub->list.multi[subidx].start.col; |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4783 if (cstrncmp(regline + sub->list.multi[subidx].start.col, |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4784 reginput, &len) == 0) |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4785 { |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4786 *bytelen = len; |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4787 return TRUE; |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4788 } |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4789 } |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4790 else |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4791 { |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4792 if (match_with_backref( |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4793 sub->list.multi[subidx].start.lnum, |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4794 sub->list.multi[subidx].start.col, |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4795 sub->list.multi[subidx].end.lnum, |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4796 sub->list.multi[subidx].end.col, |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4797 bytelen) == RA_MATCH) |
|
4c42efb4c098
updated for version 7.3.1191
Bram Moolenaar <bram@vim.org>
parents:
4887
diff
changeset
|
4798 return TRUE; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4799 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4800 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4801 else |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4802 { |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4803 if (sub->list.line[subidx].start == NULL |
|
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4804 || sub->list.line[subidx].end == NULL) |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4805 goto retempty; |
|
4577
b22bff1a6af8
updated for version 7.3.1036
Bram Moolenaar <bram@vim.org>
parents:
4573
diff
changeset
|
4806 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
|
4807 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
|
4808 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4809 *bytelen = len; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4810 return TRUE; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4811 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4812 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4813 return FALSE; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4814 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
4815 |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4816 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4817 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4818 static int match_zref __ARGS((int subidx, int *bytelen)); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4819 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4820 /* |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4821 * Check for a match with \z subexpression "subidx". |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4822 * Return TRUE if it matches. |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4823 */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4824 static int |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4825 match_zref(subidx, bytelen) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4826 int subidx; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4827 int *bytelen; /* out: length of match in bytes */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4828 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4829 int len; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4830 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4831 cleanup_zsubexpr(); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4832 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
|
4833 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4834 /* backref was not set, match an empty string */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4835 *bytelen = 0; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4836 return TRUE; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4837 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4838 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4839 len = (int)STRLEN(re_extmatch_in->matches[subidx]); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4840 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
|
4841 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4842 *bytelen = len; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4843 return TRUE; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4844 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4845 return FALSE; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4846 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4847 #endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
4848 |
| 4444 | 4849 /* |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4850 * 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
|
4851 * Also reset the IDs to zero. |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4852 * Only used for the recursive value lastlist[1]. |
| 4444 | 4853 */ |
| 4854 static void | |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4855 nfa_save_listids(prog, list) |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4856 nfa_regprog_T *prog; |
| 4444 | 4857 int *list; |
| 4858 { | |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4859 int i; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4860 nfa_state_T *p; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4861 |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4862 /* 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
|
4863 p = &prog->state[0]; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4864 for (i = prog->nstate; --i >= 0; ) |
| 4444 | 4865 { |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4866 list[i] = p->lastlist[1]; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4867 p->lastlist[1] = 0; |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4868 ++p; |
| 4444 | 4869 } |
| 4870 } | |
| 4871 | |
| 4872 /* | |
| 4873 * Restore list IDs from "list" to all NFA states. | |
| 4874 */ | |
| 4875 static void | |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4876 nfa_restore_listids(prog, list) |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4877 nfa_regprog_T *prog; |
| 4444 | 4878 int *list; |
| 4879 { | |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4880 int i; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4881 nfa_state_T *p; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4882 |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4883 p = &prog->state[0]; |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4884 for (i = prog->nstate; --i >= 0; ) |
| 4444 | 4885 { |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4886 p->lastlist[1] = list[i]; |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4887 ++p; |
| 4444 | 4888 } |
| 4889 } | |
| 4890 | |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4891 static int |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4892 nfa_re_num_cmp(val, op, pos) |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4893 long_u val; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4894 int op; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4895 long_u pos; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4896 { |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4897 if (op == 1) return pos > val; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4898 if (op == 2) return pos < val; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4899 return val == pos; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4900 } |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
4901 |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4902 static int recursive_regmatch __ARGS((nfa_state_T *state, nfa_pim_T *pim, nfa_regprog_T *prog, regsubs_T *submatch, regsubs_T *m, int **listids)); |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
4903 static int nfa_regmatch __ARGS((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
|
4904 |
| 4444 | 4905 /* |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4906 * Recursively call nfa_regmatch() |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4907 * "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
|
4908 * position). |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4909 */ |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4910 static int |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4911 recursive_regmatch(state, pim, prog, submatch, m, listids) |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4912 nfa_state_T *state; |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4913 nfa_pim_T *pim; |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4914 nfa_regprog_T *prog; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4915 regsubs_T *submatch; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4916 regsubs_T *m; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4917 int **listids; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4918 { |
|
4887
dc78a26f6f64
updated for version 7.3.1189
Bram Moolenaar <bram@vim.org>
parents:
4879
diff
changeset
|
4919 int save_reginput_col = (int)(reginput - regline); |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4920 int save_reglnum = reglnum; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4921 int save_nfa_match = nfa_match; |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4922 int save_nfa_listid = nfa_listid; |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4923 save_se_T *save_nfa_endp = nfa_endp; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4924 save_se_T endpos; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4925 save_se_T *endposp = NULL; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4926 int result; |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
4927 int need_restore = FALSE; |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4928 |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4929 if (pim != NULL) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4930 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4931 /* 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
|
4932 if (REG_MULTI) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4933 reginput = regline + pim->end.pos.col; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4934 else |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4935 reginput = pim->end.ptr; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4936 } |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4937 |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
4938 if (state->c == NFA_START_INVISIBLE_BEFORE |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4939 || state->c == NFA_START_INVISIBLE_BEFORE_FIRST |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4940 || state->c == NFA_START_INVISIBLE_BEFORE_NEG |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
4941 || 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
|
4942 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4943 /* 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
|
4944 * not NULL it specifies the current position. */ |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4945 endposp = &endpos; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4946 if (REG_MULTI) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4947 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4948 if (pim == NULL) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4949 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4950 endpos.se_u.pos.col = (int)(reginput - regline); |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4951 endpos.se_u.pos.lnum = reglnum; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4952 } |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4953 else |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4954 endpos.se_u.pos = pim->end.pos; |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4955 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4956 else |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4957 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4958 if (pim == NULL) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4959 endpos.se_u.ptr = reginput; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4960 else |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4961 endpos.se_u.ptr = pim->end.ptr; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
4962 } |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4963 |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4964 /* 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
|
4965 * 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
|
4966 * 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
|
4967 * bytes if possible. */ |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4968 if (state->val <= 0) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4969 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4970 if (REG_MULTI) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4971 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4972 regline = reg_getline(--reglnum); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4973 if (regline == NULL) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4974 /* can't go before the first line */ |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4975 regline = reg_getline(++reglnum); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4976 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4977 reginput = regline; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4978 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4979 else |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4980 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4981 if (REG_MULTI && (int)(reginput - regline) < state->val) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4982 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4983 /* 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
|
4984 * previous line. */ |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4985 regline = reg_getline(--reglnum); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4986 if (regline == NULL) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4987 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4988 /* can't go before the first line */ |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4989 regline = reg_getline(++reglnum); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4990 reginput = regline; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4991 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4992 else |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4993 reginput = regline + STRLEN(regline); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4994 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4995 if ((int)(reginput - regline) >= state->val) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4996 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4997 reginput -= state->val; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4998 #ifdef FEAT_MBYTE |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
4999 if (has_mbyte) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5000 reginput -= mb_head_off(regline, reginput); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5001 #endif |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5002 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5003 else |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5004 reginput = regline; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5005 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5006 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5007 |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5008 #ifdef ENABLE_LOG |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5009 if (log_fd != stderr) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5010 fclose(log_fd); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5011 log_fd = NULL; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5012 #endif |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5013 /* 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
|
5014 * 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
|
5015 if (nfa_ll_index == 1) |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5016 { |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5017 /* 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
|
5018 * values and clear them. */ |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5019 if (*listids == NULL) |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5020 { |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5021 *listids = (int *)lalloc(sizeof(int) * nstate, TRUE); |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5022 if (*listids == NULL) |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5023 { |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5024 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
|
5025 return 0; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5026 } |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5027 } |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5028 nfa_save_listids(prog, *listids); |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5029 need_restore = TRUE; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5030 /* any value of nfa_listid will do */ |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5031 } |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5032 else |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5033 { |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5034 /* 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
|
5035 * 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
|
5036 * 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
|
5037 ++nfa_ll_index; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5038 if (nfa_listid <= nfa_alt_listid) |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5039 nfa_listid = nfa_alt_listid; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5040 } |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5041 |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5042 /* 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
|
5043 * 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
|
5044 nfa_endp = endposp; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5045 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
|
5046 |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5047 if (need_restore) |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5048 nfa_restore_listids(prog, *listids); |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5049 else |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5050 { |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5051 --nfa_ll_index; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5052 nfa_alt_listid = nfa_listid; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5053 } |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5054 |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5055 /* restore position in input text */ |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5056 reglnum = save_reglnum; |
|
4877
9e36c6b1ebf4
updated for version 7.3.1184
Bram Moolenaar <bram@vim.org>
parents:
4845
diff
changeset
|
5057 if (REG_MULTI) |
|
9e36c6b1ebf4
updated for version 7.3.1184
Bram Moolenaar <bram@vim.org>
parents:
4845
diff
changeset
|
5058 regline = reg_getline(reglnum); |
|
4887
dc78a26f6f64
updated for version 7.3.1189
Bram Moolenaar <bram@vim.org>
parents:
4879
diff
changeset
|
5059 reginput = regline + save_reginput_col; |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5060 nfa_match = save_nfa_match; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5061 nfa_endp = save_nfa_endp; |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5062 nfa_listid = save_nfa_listid; |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5063 |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5064 #ifdef ENABLE_LOG |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5065 log_fd = fopen(NFA_REGEXP_RUN_LOG, "a"); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5066 if (log_fd != NULL) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5067 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5068 fprintf(log_fd, "****************************\n"); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5069 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
|
5070 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
|
5071 fprintf(log_fd, "****************************\n"); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5072 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5073 else |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5074 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5075 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
|
5076 log_fd = stderr; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5077 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5078 #endif |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5079 |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5080 return result; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5081 } |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5082 |
|
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5083 static int skip_to_start __ARGS((int c, colnr_T *colp)); |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5084 static long find_match_text __ARGS((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
|
5085 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5086 /* |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5087 * 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
|
5088 * empty match: 0 |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5089 * NFA_ANY: 1 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5090 * specific character: 99 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5091 */ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5092 static int |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5093 failure_chance(state, depth) |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5094 nfa_state_T *state; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5095 int depth; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5096 { |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5097 int c = state->c; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5098 int l, r; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5099 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5100 /* detect looping */ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5101 if (depth > 4) |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5102 return 1; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5103 |
|
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5104 switch (c) |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5105 { |
|
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5106 case NFA_SPLIT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5107 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
|
5108 /* avoid recursive stuff */ |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5109 return 1; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5110 /* two alternatives, use the lowest failure chance */ |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5111 l = failure_chance(state->out, depth + 1); |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5112 r = failure_chance(state->out1, depth + 1); |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5113 return l < r ? l : r; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5114 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5115 case NFA_ANY: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5116 /* matches anything, unlikely to fail */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5117 return 1; |
|
4821
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5118 |
|
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5119 case NFA_MATCH: |
|
4821
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5120 case NFA_MCLOSE: |
|
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5121 /* empty match works always */ |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5122 return 0; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5123 |
|
4897
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5124 case NFA_START_INVISIBLE: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5125 case NFA_START_INVISIBLE_FIRST: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5126 case NFA_START_INVISIBLE_NEG: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5127 case NFA_START_INVISIBLE_NEG_FIRST: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5128 case NFA_START_INVISIBLE_BEFORE: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5129 case NFA_START_INVISIBLE_BEFORE_FIRST: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5130 case NFA_START_INVISIBLE_BEFORE_NEG: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5131 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5132 case NFA_START_PATTERN: |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5133 /* recursive regmatch is expensive, use low failure chance */ |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5134 return 5; |
|
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5135 |
|
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5136 case NFA_BOL: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5137 case NFA_EOL: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5138 case NFA_BOF: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5139 case NFA_EOF: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5140 case NFA_NEWL: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5141 return 99; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5142 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5143 case NFA_BOW: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5144 case NFA_EOW: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5145 return 90; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5146 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5147 case NFA_MOPEN: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5148 case NFA_MOPEN1: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5149 case NFA_MOPEN2: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5150 case NFA_MOPEN3: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5151 case NFA_MOPEN4: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5152 case NFA_MOPEN5: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5153 case NFA_MOPEN6: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5154 case NFA_MOPEN7: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5155 case NFA_MOPEN8: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5156 case NFA_MOPEN9: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5157 #ifdef FEAT_SYN_HL |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5158 case NFA_ZOPEN: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5159 case NFA_ZOPEN1: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5160 case NFA_ZOPEN2: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5161 case NFA_ZOPEN3: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5162 case NFA_ZOPEN4: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5163 case NFA_ZOPEN5: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5164 case NFA_ZOPEN6: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5165 case NFA_ZOPEN7: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5166 case NFA_ZOPEN8: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5167 case NFA_ZOPEN9: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5168 case NFA_ZCLOSE: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5169 case NFA_ZCLOSE1: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5170 case NFA_ZCLOSE2: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5171 case NFA_ZCLOSE3: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5172 case NFA_ZCLOSE4: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5173 case NFA_ZCLOSE5: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5174 case NFA_ZCLOSE6: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5175 case NFA_ZCLOSE7: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5176 case NFA_ZCLOSE8: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5177 case NFA_ZCLOSE9: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5178 #endif |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5179 case NFA_NOPEN: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5180 case NFA_MCLOSE1: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5181 case NFA_MCLOSE2: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5182 case NFA_MCLOSE3: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5183 case NFA_MCLOSE4: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5184 case NFA_MCLOSE5: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5185 case NFA_MCLOSE6: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5186 case NFA_MCLOSE7: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5187 case NFA_MCLOSE8: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5188 case NFA_MCLOSE9: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5189 case NFA_NCLOSE: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5190 return failure_chance(state->out, depth + 1); |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5191 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5192 case NFA_BACKREF1: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5193 case NFA_BACKREF2: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5194 case NFA_BACKREF3: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5195 case NFA_BACKREF4: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5196 case NFA_BACKREF5: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5197 case NFA_BACKREF6: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5198 case NFA_BACKREF7: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5199 case NFA_BACKREF8: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5200 case NFA_BACKREF9: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5201 #ifdef FEAT_SYN_HL |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5202 case NFA_ZREF1: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5203 case NFA_ZREF2: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5204 case NFA_ZREF3: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5205 case NFA_ZREF4: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5206 case NFA_ZREF5: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5207 case NFA_ZREF6: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5208 case NFA_ZREF7: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5209 case NFA_ZREF8: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5210 case NFA_ZREF9: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5211 #endif |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5212 /* backreferences don't match in many places */ |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5213 return 94; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5214 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5215 case NFA_LNUM_GT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5216 case NFA_LNUM_LT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5217 case NFA_COL_GT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5218 case NFA_COL_LT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5219 case NFA_VCOL_GT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5220 case NFA_VCOL_LT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5221 case NFA_MARK_GT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5222 case NFA_MARK_LT: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5223 case NFA_VISUAL: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5224 /* before/after positions don't match very often */ |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5225 return 85; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5226 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5227 case NFA_LNUM: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5228 return 90; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5229 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5230 case NFA_CURSOR: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5231 case NFA_COL: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5232 case NFA_VCOL: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5233 case NFA_MARK: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5234 /* specific positions rarely match */ |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5235 return 98; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5236 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5237 case NFA_COMPOSING: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5238 return 95; |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5239 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5240 default: |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5241 if (c > 0) |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5242 /* character match fails often */ |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5243 return 95; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5244 } |
|
4742
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5245 |
|
6a706ca7a889
updated for version 7.3.1118
Bram Moolenaar <bram@vim.org>
parents:
4740
diff
changeset
|
5246 /* something else, includes character classes */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5247 return 50; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5248 } |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5249 |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5250 /* |
|
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5251 * 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
|
5252 */ |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5253 static int |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5254 skip_to_start(c, colp) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5255 int c; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5256 colnr_T *colp; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5257 { |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5258 char_u *s; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5259 |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5260 /* Used often, do some work to avoid call overhead. */ |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5261 if (!ireg_ic |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5262 #ifdef FEAT_MBYTE |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5263 && !has_mbyte |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5264 #endif |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5265 ) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5266 s = vim_strbyte(regline + *colp, c); |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5267 else |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5268 s = cstrchr(regline + *colp, c); |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5269 if (s == NULL) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5270 return FAIL; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5271 *colp = (int)(s - regline); |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5272 return OK; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5273 } |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5274 |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
5275 /* |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5276 * Check for a match with match_text. |
|
4807
3dbd251777de
updated for version 7.3.1150
Bram Moolenaar <bram@vim.org>
parents:
4805
diff
changeset
|
5277 * 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
|
5278 * 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
|
5279 */ |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5280 static long |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5281 find_match_text(startcol, regstart, match_text) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5282 colnr_T startcol; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5283 int regstart; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5284 char_u *match_text; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5285 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5286 colnr_T col = startcol; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5287 int c1, c2; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5288 int len1, len2; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5289 int match; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5290 |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5291 for (;;) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5292 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5293 match = TRUE; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5294 len2 = MB_CHAR2LEN(regstart); /* skip regstart */ |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5295 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
|
5296 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5297 c1 = PTR2CHAR(match_text + len1); |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5298 c2 = PTR2CHAR(regline + col + len2); |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5299 if (c1 != c2 && (!ireg_ic || MB_TOLOWER(c1) != MB_TOLOWER(c2))) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5300 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5301 match = FALSE; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5302 break; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5303 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5304 len2 += MB_CHAR2LEN(c2); |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5305 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5306 if (match |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5307 #ifdef FEAT_MBYTE |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5308 /* check that no composing char follows */ |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5309 && !(enc_utf8 |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5310 && utf_iscomposing(PTR2CHAR(regline + col + len2))) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5311 #endif |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5312 ) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5313 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5314 cleanup_subexpr(); |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5315 if (REG_MULTI) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5316 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5317 reg_startpos[0].lnum = reglnum; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5318 reg_startpos[0].col = col; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5319 reg_endpos[0].lnum = reglnum; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5320 reg_endpos[0].col = col + len2; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5321 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5322 else |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5323 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5324 reg_startp[0] = regline + col; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5325 reg_endp[0] = regline + col + len2; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5326 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5327 return 1L; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5328 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5329 |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5330 /* Try finding regstart after the current match. */ |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5331 col += MB_CHAR2LEN(regstart); /* skip regstart */ |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5332 if (skip_to_start(regstart, &col) == FAIL) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5333 break; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5334 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5335 return 0L; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5336 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5337 |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
5338 /* |
| 4444 | 5339 * Main matching routine. |
| 5340 * | |
| 5341 * Run NFA to determine whether it matches reginput. | |
| 5342 * | |
|
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
5343 * 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
|
5344 * |
| 4444 | 5345 * Return TRUE if there is a match, FALSE otherwise. |
| 5372 | 5346 * When there is a match "submatch" contains the positions. |
| 4444 | 5347 * Note: Caller must ensure that: start != NULL. |
| 5348 */ | |
| 5349 static int | |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5350 nfa_regmatch(prog, start, submatch, m) |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5351 nfa_regprog_T *prog; |
| 4444 | 5352 nfa_state_T *start; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5353 regsubs_T *submatch; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5354 regsubs_T *m; |
| 4444 | 5355 { |
| 5356 int result; | |
| 5357 int size = 0; | |
| 5358 int flag = 0; | |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5359 int go_to_nextline = FALSE; |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5360 nfa_thread_T *t; |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5361 nfa_list_T list[2]; |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5362 int listidx; |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5363 nfa_list_T *thislist; |
|
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5364 nfa_list_T *nextlist; |
| 4444 | 5365 int *listids = NULL; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5366 nfa_state_T *add_state; |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5367 int add_here; |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5368 int add_count; |
|
4819
8c4324e6f477
updated for version 7.3.1156
Bram Moolenaar <bram@vim.org>
parents:
4815
diff
changeset
|
5369 int add_off = 0; |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5370 int toplevel = start->c == NFA_MOPEN; |
| 4460 | 5371 #ifdef NFA_REGEXP_DEBUG_LOG |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
5372 FILE *debug = fopen(NFA_REGEXP_DEBUG_LOG, "a"); |
| 4444 | 5373 |
| 5374 if (debug == NULL) | |
| 5375 { | |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
5376 EMSG2(_("(NFA) COULD NOT OPEN %s !"), NFA_REGEXP_DEBUG_LOG); |
| 4444 | 5377 return FALSE; |
| 5378 } | |
| 5379 #endif | |
| 5310 | 5380 /* Some patterns may take a long time to match, especially when using |
| 5381 * recursive_regmatch(). Allow interrupting them with CTRL-C. */ | |
| 5382 fast_breakcheck(); | |
| 5383 if (got_int) | |
| 5384 return FALSE; | |
| 5385 | |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
5386 nfa_match = FALSE; |
| 4444 | 5387 |
|
4563
e7016af0cbf9
updated for version 7.3.1029
Bram Moolenaar <bram@vim.org>
parents:
4561
diff
changeset
|
5388 /* Allocate memory for the lists of nodes. */ |
|
4539
532c2e850256
updated for version 7.3.1017
Bram Moolenaar <bram@vim.org>
parents:
4537
diff
changeset
|
5389 size = (nstate + 1) * sizeof(nfa_thread_T); |
|
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5390 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
|
5391 list[0].len = nstate + 1; |
|
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5392 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
|
5393 list[1].len = nstate + 1; |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5394 if (list[0].t == NULL || list[1].t == NULL) |
| 4444 | 5395 goto theend; |
| 5396 | |
| 5397 #ifdef ENABLE_LOG | |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
5398 log_fd = fopen(NFA_REGEXP_RUN_LOG, "a"); |
| 4444 | 5399 if (log_fd != NULL) |
| 5400 { | |
| 5401 fprintf(log_fd, "**********************************\n"); | |
| 5402 nfa_set_code(start->c); | |
| 5403 fprintf(log_fd, " RUNNING nfa_regmatch() starting with state %d, code %s\n", | |
| 5404 abs(start->id), code); | |
| 5405 fprintf(log_fd, "**********************************\n"); | |
| 5406 } | |
| 5407 else | |
| 5408 { | |
| 5409 EMSG(_("Could not open temporary log file for writing, displaying on stderr ... ")); | |
| 5410 log_fd = stderr; | |
| 5411 } | |
| 5412 #endif | |
| 5413 | |
| 5414 thislist = &list[0]; | |
| 5415 thislist->n = 0; | |
|
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
5416 thislist->has_pim = FALSE; |
| 4444 | 5417 nextlist = &list[1]; |
| 5418 nextlist->n = 0; | |
|
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
5419 nextlist->has_pim = FALSE; |
| 4444 | 5420 #ifdef ENABLE_LOG |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5421 fprintf(log_fd, "(---) STARTSTATE first\n"); |
| 4444 | 5422 #endif |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5423 thislist->id = nfa_listid + 1; |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5424 |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5425 /* 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
|
5426 * it's the first MOPEN. */ |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5427 if (toplevel) |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5428 { |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5429 if (REG_MULTI) |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5430 { |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5431 m->norm.list.multi[0].start.lnum = reglnum; |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5432 m->norm.list.multi[0].start.col = (colnr_T)(reginput - regline); |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5433 } |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5434 else |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5435 m->norm.list.line[0].start = reginput; |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5436 m->norm.in_use = 1; |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5437 addstate(thislist, start->out, m, NULL, 0); |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5438 } |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
5439 else |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5440 addstate(thislist, start, m, NULL, 0); |
| 4444 | 5441 |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5442 #define ADD_STATE_IF_MATCH(state) \ |
|
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5443 if (result) { \ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5444 add_state = state->out; \ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5445 add_off = clen; \ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5446 } |
| 4444 | 5447 |
| 5448 /* | |
| 5449 * Run for each character. | |
| 5450 */ | |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5451 for (;;) |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5452 { |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5453 int curc; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5454 int clen; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5455 |
| 4444 | 5456 #ifdef FEAT_MBYTE |
| 5457 if (has_mbyte) | |
| 5458 { | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5459 curc = (*mb_ptr2char)(reginput); |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5460 clen = (*mb_ptr2len)(reginput); |
| 4444 | 5461 } |
| 5462 else | |
| 5463 #endif | |
| 5464 { | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5465 curc = *reginput; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5466 clen = 1; |
| 4444 | 5467 } |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5468 if (curc == NUL) |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5469 { |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5470 clen = 0; |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5471 go_to_nextline = FALSE; |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5472 } |
| 4444 | 5473 |
| 5474 /* swap lists */ | |
| 5475 thislist = &list[flag]; | |
| 5476 nextlist = &list[flag ^= 1]; | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
5477 nextlist->n = 0; /* clear nextlist */ |
|
5227
a08fa2919f2b
updated for version 7.4a.039
Bram Moolenaar <bram@vim.org>
parents:
5221
diff
changeset
|
5478 nextlist->has_pim = FALSE; |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5479 ++nfa_listid; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5480 thislist->id = nfa_listid; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
5481 nextlist->id = nfa_listid + 1; |
| 4444 | 5482 |
| 5483 #ifdef ENABLE_LOG | |
| 5484 fprintf(log_fd, "------------------------------------------\n"); | |
| 5485 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
|
5486 fprintf(log_fd, ">>> Advanced one character ... Current char is %c (code %d) \n", curc, (int)curc); |
| 4444 | 5487 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
|
5488 { |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5489 int i; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5490 |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5491 for (i = 0; i < thislist->n; i++) |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5492 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
|
5493 } |
| 4444 | 5494 fprintf(log_fd, "\n"); |
| 5495 #endif | |
| 5496 | |
| 4460 | 5497 #ifdef NFA_REGEXP_DEBUG_LOG |
| 4444 | 5498 fprintf(debug, "\n-------------------\n"); |
| 5499 #endif | |
| 4480 | 5500 /* |
| 5501 * If the state lists are empty we can stop. | |
| 5502 */ | |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5503 if (thislist->n == 0) |
| 4480 | 5504 break; |
| 4444 | 5505 |
| 5506 /* compute nextlist */ | |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5507 for (listidx = 0; listidx < thislist->n; ++listidx) |
| 4444 | 5508 { |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5509 t = &thislist->t[listidx]; |
| 4444 | 5510 |
| 4460 | 5511 #ifdef NFA_REGEXP_DEBUG_LOG |
| 4444 | 5512 nfa_set_code(t->state->c); |
| 5513 fprintf(debug, "%s, ", code); | |
| 5514 #endif | |
| 5515 #ifdef ENABLE_LOG | |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5516 { |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5517 int col; |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5518 |
|
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
5519 if (t->subs.norm.in_use <= 0) |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5520 col = -1; |
|
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5521 else if (REG_MULTI) |
|
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
5522 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
|
5523 else |
|
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
5524 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
|
5525 nfa_set_code(t->state->c); |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5526 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
|
5527 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
|
5528 pim_info(&t->pim)); |
|
4657
93b7ed814bec
updated for version 7.3.1076
Bram Moolenaar <bram@vim.org>
parents:
4655
diff
changeset
|
5529 } |
| 4444 | 5530 #endif |
| 5531 | |
| 5532 /* | |
| 5533 * Handle the possible codes of the current state. | |
| 5534 * The most important is NFA_MATCH. | |
| 5535 */ | |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5536 add_state = NULL; |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5537 add_here = FALSE; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5538 add_count = 0; |
| 4444 | 5539 switch (t->state->c) |
| 5540 { | |
| 5541 case NFA_MATCH: | |
|
4567
96c1a7850097
updated for version 7.3.1031
Bram Moolenaar <bram@vim.org>
parents:
4565
diff
changeset
|
5542 { |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
5543 nfa_match = TRUE; |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5544 copy_sub(&submatch->norm, &t->subs.norm); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5545 #ifdef FEAT_SYN_HL |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5546 if (nfa_has_zsubexpr) |
|
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
5547 copy_sub(&submatch->synt, &t->subs.synt); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5548 #endif |
| 4444 | 5549 #ifdef ENABLE_LOG |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5550 log_subsexpr(&t->subs); |
| 4444 | 5551 #endif |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5552 /* 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
|
5553 * 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
|
5554 * 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
|
5555 * correct. */ |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5556 if (nextlist->n == 0) |
|
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
5557 clen = 0; |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5558 goto nextchar; |
|
4567
96c1a7850097
updated for version 7.3.1031
Bram Moolenaar <bram@vim.org>
parents:
4565
diff
changeset
|
5559 } |
| 4444 | 5560 |
| 5561 case NFA_END_INVISIBLE: | |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5562 case NFA_END_INVISIBLE_NEG: |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5563 case NFA_END_PATTERN: |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5564 /* |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5565 * 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
|
5566 * NFA_START_INVISIBLE_BEFORE node. |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5567 * They surround a zero-width group, used with "\@=", "\&", |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5568 * "\@!", "\@<=" and "\@<!". |
| 4444 | 5569 * If we got here, it means that the current "invisible" group |
| 5570 * 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
|
5571 * 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
|
5572 * in the position in "nfa_endp". |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5573 * 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
|
5574 */ |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5575 #ifdef ENABLE_LOG |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5576 if (nfa_endp != NULL) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5577 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5578 if (REG_MULTI) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5579 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
|
5580 (int)reglnum, |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5581 (int)nfa_endp->se_u.pos.lnum, |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5582 (int)(reginput - regline), |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5583 nfa_endp->se_u.pos.col); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5584 else |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5585 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
|
5586 (int)(reginput - regline), |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5587 (int)(nfa_endp->se_u.ptr - reginput)); |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5588 } |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5589 #endif |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5590 /* 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
|
5591 * "nfa_endp" */ |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5592 if (nfa_endp != NULL && (REG_MULTI |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5593 ? (reglnum != nfa_endp->se_u.pos.lnum |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5594 || (int)(reginput - regline) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5595 != nfa_endp->se_u.pos.col) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5596 : reginput != nfa_endp->se_u.ptr)) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5597 break; |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5598 |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5599 /* do not set submatches for \@! */ |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5600 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
|
5601 { |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5602 copy_sub(&m->norm, &t->subs.norm); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5603 #ifdef FEAT_SYN_HL |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5604 if (nfa_has_zsubexpr) |
|
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5605 copy_sub(&m->synt, &t->subs.synt); |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
5606 #endif |
| 4444 | 5607 } |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5608 #ifdef ENABLE_LOG |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5609 fprintf(log_fd, "Match found:\n"); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5610 log_subsexpr(m); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5611 #endif |
|
4716
a804309e7327
updated for version 7.3.1105
Bram Moolenaar <bram@vim.org>
parents:
4714
diff
changeset
|
5612 nfa_match = TRUE; |
| 5334 | 5613 /* See comment above at "goto nextchar". */ |
| 5614 if (nextlist->n == 0) | |
| 5615 clen = 0; | |
| 5616 goto nextchar; | |
| 4444 | 5617 |
| 5618 case NFA_START_INVISIBLE: | |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5619 case NFA_START_INVISIBLE_FIRST: |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5620 case NFA_START_INVISIBLE_NEG: |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5621 case NFA_START_INVISIBLE_NEG_FIRST: |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
5622 case NFA_START_INVISIBLE_BEFORE: |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5623 case NFA_START_INVISIBLE_BEFORE_FIRST: |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5624 case NFA_START_INVISIBLE_BEFORE_NEG: |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5625 case NFA_START_INVISIBLE_BEFORE_NEG_FIRST: |
| 4444 | 5626 { |
|
4821
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5627 #ifdef ENABLE_LOG |
|
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5628 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
|
5629 failure_chance(t->state->out, 0), |
|
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5630 failure_chance(t->state->out1->out, 0)); |
|
2f1ee97f5f23
updated for version 7.3.1157
Bram Moolenaar <bram@vim.org>
parents:
4819
diff
changeset
|
5631 #endif |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5632 /* 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
|
5633 * nfa_postprocess() detected it will work better. */ |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5634 if (t->pim.result != NFA_PIM_UNUSED |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5635 || t->state->c == NFA_START_INVISIBLE_FIRST |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5636 || t->state->c == NFA_START_INVISIBLE_NEG_FIRST |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5637 || t->state->c == NFA_START_INVISIBLE_BEFORE_FIRST |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5638 || 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
|
5639 { |
|
5029
c9e2ccc53f2e
updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents:
5006
diff
changeset
|
5640 int in_use = m->norm.in_use; |
|
c9e2ccc53f2e
updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents:
5006
diff
changeset
|
5641 |
| 5370 | 5642 /* Copy submatch info for the recursive call, opposite |
| 5643 * of what happens on success below. */ | |
|
4997
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
5644 copy_sub_off(&m->norm, &t->subs.norm); |
| 5370 | 5645 #ifdef FEAT_SYN_HL |
| 5646 if (nfa_has_zsubexpr) | |
| 5647 copy_sub_off(&m->synt, &t->subs.synt); | |
| 5648 #endif | |
|
4997
8a7d3a73adab
updated for version 7.3.1243
Bram Moolenaar <bram@vim.org>
parents:
4958
diff
changeset
|
5649 |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5650 /* |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5651 * First try matching the invisible match, then what |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5652 * follows. |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5653 */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5654 result = recursive_regmatch(t->state, NULL, prog, |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5655 submatch, m, &listids); |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5656 |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5657 /* 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
|
5658 * FALSE */ |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5659 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
|
5660 || t->state->c == NFA_START_INVISIBLE_NEG_FIRST |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5661 || t->state->c |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5662 == NFA_START_INVISIBLE_BEFORE_NEG |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5663 || t->state->c |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
5664 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)) |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5665 { |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5666 /* Copy submatch info from the recursive call */ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5667 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
|
5668 #ifdef FEAT_SYN_HL |
|
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5669 if (nfa_has_zsubexpr) |
|
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5670 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
|
5671 #endif |
| 5372 | 5672 /* If the pattern has \ze and it matched in the |
| 5673 * sub pattern, use it. */ | |
| 5674 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
|
5675 |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5676 /* t->state->out1 is the corresponding |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5677 * 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
|
5678 * list (zero-width match). */ |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5679 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5680 add_state = t->state->out1->out; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5681 } |
|
5029
c9e2ccc53f2e
updated for version 7.3.1258
Bram Moolenaar <bram@vim.org>
parents:
5006
diff
changeset
|
5682 m->norm.in_use = in_use; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5683 } |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5684 else |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5685 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5686 nfa_pim_T pim; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5687 |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5688 /* |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5689 * 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
|
5690 * 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
|
5691 * 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
|
5692 * about the invisible match. |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5693 */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5694 pim.state = t->state; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5695 pim.result = NFA_PIM_TODO; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5696 pim.subs.norm.in_use = 0; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5697 #ifdef FEAT_SYN_HL |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5698 pim.subs.synt.in_use = 0; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5699 #endif |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5700 if (REG_MULTI) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5701 { |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5702 pim.end.pos.col = (int)(reginput - regline); |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5703 pim.end.pos.lnum = reglnum; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5704 } |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5705 else |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5706 pim.end.ptr = reginput; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5707 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5708 /* t->state->out1 is the corresponding END_INVISIBLE |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5709 * 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
|
5710 * match). */ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5711 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
|
5712 &pim, &listidx); |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5713 } |
| 4444 | 5714 } |
| 5715 break; | |
| 5716 | |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5717 case NFA_START_PATTERN: |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5718 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5719 nfa_state_T *skip = NULL; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5720 #ifdef ENABLE_LOG |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5721 int skip_lid = 0; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5722 #endif |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5723 |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5724 /* 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
|
5725 * 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
|
5726 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
|
5727 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5728 skip = t->state->out1->out; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5729 #ifdef ENABLE_LOG |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5730 skip_lid = nextlist->id; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5731 #endif |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5732 } |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5733 else if (state_in_list(nextlist, |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5734 t->state->out1->out->out, &t->subs)) |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5735 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5736 skip = t->state->out1->out->out; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5737 #ifdef ENABLE_LOG |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5738 skip_lid = nextlist->id; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5739 #endif |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5740 } |
|
4897
91136a41f83f
updated for version 7.3.1194
Bram Moolenaar <bram@vim.org>
parents:
4893
diff
changeset
|
5741 else if (state_in_list(thislist, |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5742 t->state->out1->out->out, &t->subs)) |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5743 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5744 skip = t->state->out1->out->out; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5745 #ifdef ENABLE_LOG |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5746 skip_lid = thislist->id; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5747 #endif |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5748 } |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5749 if (skip != NULL) |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5750 { |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5751 #ifdef ENABLE_LOG |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5752 nfa_set_code(skip->c); |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5753 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
|
5754 abs(skip->id), skip_lid, skip->c, code); |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5755 #endif |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5756 break; |
|
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5757 } |
| 5370 | 5758 /* Copy submatch info to the recursive call, opposite of what |
| 5759 * happens afterwards. */ | |
| 5760 copy_sub_off(&m->norm, &t->subs.norm); | |
| 5761 #ifdef FEAT_SYN_HL | |
| 5762 if (nfa_has_zsubexpr) | |
| 5763 copy_sub_off(&m->synt, &t->subs.synt); | |
| 5764 #endif | |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5765 |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5766 /* First try matching the pattern. */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
5767 result = recursive_regmatch(t->state, NULL, prog, |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5768 submatch, m, &listids); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5769 if (result) |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5770 { |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5771 int bytelen; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5772 |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5773 #ifdef ENABLE_LOG |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5774 fprintf(log_fd, "NFA_START_PATTERN matches:\n"); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5775 log_subsexpr(m); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5776 #endif |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5777 /* Copy submatch info from the recursive call */ |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5778 copy_sub_off(&t->subs.norm, &m->norm); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5779 #ifdef FEAT_SYN_HL |
|
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5780 if (nfa_has_zsubexpr) |
|
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
5781 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
|
5782 #endif |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5783 /* 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
|
5784 * continue with what follows. */ |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5785 if (REG_MULTI) |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5786 /* TODO: multi-line match */ |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5787 bytelen = m->norm.list.multi[0].end.col |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5788 - (int)(reginput - regline); |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5789 else |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5790 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
|
5791 |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5792 #ifdef ENABLE_LOG |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5793 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
|
5794 #endif |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5795 if (bytelen == 0) |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5796 { |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5797 /* empty match, output of corresponding |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5798 * 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
|
5799 * position */ |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5800 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5801 add_state = t->state->out1->out->out; |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5802 } |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5803 else if (bytelen <= clen) |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5804 { |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5805 /* match current character, output of corresponding |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5806 * 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
|
5807 add_state = t->state->out1->out->out; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5808 add_off = clen; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5809 } |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5810 else |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5811 { |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5812 /* skip over the matched characters, set character |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5813 * count in NFA_SKIP */ |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5814 add_state = t->state->out1->out; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5815 add_off = bytelen; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5816 add_count = bytelen - clen; |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5817 } |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5818 } |
|
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5819 break; |
|
4787
7fde662e1db2
updated for version 7.3.1140
Bram Moolenaar <bram@vim.org>
parents:
4785
diff
changeset
|
5820 } |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
5821 |
| 4444 | 5822 case NFA_BOL: |
| 5823 if (reginput == regline) | |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5824 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5825 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5826 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5827 } |
| 4444 | 5828 break; |
| 5829 | |
| 5830 case NFA_EOL: | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5831 if (curc == NUL) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5832 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5833 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5834 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5835 } |
| 4444 | 5836 break; |
| 5837 | |
| 5838 case NFA_BOW: | |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5839 result = TRUE; |
| 4444 | 5840 |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5841 if (curc == NUL) |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5842 result = FALSE; |
| 4444 | 5843 #ifdef FEAT_MBYTE |
| 5844 else if (has_mbyte) | |
| 5845 { | |
| 5846 int this_class; | |
| 5847 | |
| 5848 /* Get class of current and previous char (if it exists). */ | |
| 4503 | 5849 this_class = mb_get_class_buf(reginput, reg_buf); |
| 4444 | 5850 if (this_class <= 1) |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5851 result = FALSE; |
| 4444 | 5852 else if (reg_prev_class() == this_class) |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5853 result = FALSE; |
| 4444 | 5854 } |
| 5855 #endif | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5856 else if (!vim_iswordc_buf(curc, reg_buf) |
| 4503 | 5857 || (reginput > regline |
| 5858 && vim_iswordc_buf(reginput[-1], reg_buf))) | |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5859 result = FALSE; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5860 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5861 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5862 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5863 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5864 } |
| 4444 | 5865 break; |
| 5866 | |
| 5867 case NFA_EOW: | |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5868 result = TRUE; |
| 4444 | 5869 if (reginput == regline) |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5870 result = FALSE; |
| 4444 | 5871 #ifdef FEAT_MBYTE |
| 5872 else if (has_mbyte) | |
| 5873 { | |
| 5874 int this_class, prev_class; | |
| 5875 | |
| 5876 /* Get class of current and previous char (if it exists). */ | |
| 4503 | 5877 this_class = mb_get_class_buf(reginput, reg_buf); |
| 4444 | 5878 prev_class = reg_prev_class(); |
| 5879 if (this_class == prev_class | |
| 5880 || prev_class == 0 || prev_class == 1) | |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5881 result = FALSE; |
| 4444 | 5882 } |
| 5883 #endif | |
| 4503 | 5884 else if (!vim_iswordc_buf(reginput[-1], reg_buf) |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5885 || (reginput[0] != NUL |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5886 && vim_iswordc_buf(curc, reg_buf))) |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5887 result = FALSE; |
|
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
5888 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5889 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5890 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5891 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5892 } |
| 4444 | 5893 break; |
| 5894 | |
|
4671
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5895 case NFA_BOF: |
|
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5896 if (reglnum == 0 && reginput == regline |
|
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5897 && (!REG_MULTI || reg_firstlnum == 1)) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5898 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5899 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5900 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5901 } |
|
4671
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5902 break; |
|
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5903 |
|
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5904 case NFA_EOF: |
|
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5905 if (reglnum == reg_maxline && curc == NUL) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5906 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5907 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5908 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
5909 } |
|
4671
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5910 break; |
|
b3c59716e700
updated for version 7.3.1083
Bram Moolenaar <bram@vim.org>
parents:
4669
diff
changeset
|
5911 |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
5912 #ifdef FEAT_MBYTE |
| 4444 | 5913 case NFA_COMPOSING: |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
5914 { |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5915 int mc = curc; |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
5916 int len = 0; |
|
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
5917 nfa_state_T *end; |
|
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
5918 nfa_state_T *sta; |
|
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5919 int cchars[MAX_MCO]; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5920 int ccount = 0; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5921 int j; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5922 |
| 4444 | 5923 sta = t->state->out; |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
5924 len = 0; |
|
4535
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5925 if (utf_iscomposing(sta->c)) |
|
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5926 { |
|
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5927 /* Only match composing character(s), ignore base |
|
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5928 * character. Used for ".{composing}" and "{composing}" |
|
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5929 * (no preceding character). */ |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5930 len += mb_char2len(mc); |
|
4535
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5931 } |
|
4551
f0c37f5cf4ea
updated for version 7.3.1023
Bram Moolenaar <bram@vim.org>
parents:
4549
diff
changeset
|
5932 if (ireg_icombine && len == 0) |
| 4444 | 5933 { |
|
4535
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5934 /* If \Z was present, then ignore composing characters. |
|
45f97c349537
updated for version 7.3.1015
Bram Moolenaar <bram@vim.org>
parents:
4533
diff
changeset
|
5935 * 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
|
5936 if (len == 0 && sta->c != curc) |
|
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
5937 result = FAIL; |
|
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5938 else |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5939 result = OK; |
|
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
5940 while (sta->c != NFA_END_COMPOSING) |
|
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
5941 sta = sta->out; |
| 4444 | 5942 } |
|
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5943 |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5944 /* Check base character matches first, unless ignored. */ |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5945 else if (len > 0 || mc == sta->c) |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5946 { |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5947 if (len == 0) |
|
4529
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
5948 { |
|
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
5949 len += mb_char2len(mc); |
|
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
5950 sta = sta->out; |
|
432a6b8c7d93
updated for version 7.3.1012
Bram Moolenaar <bram@vim.org>
parents:
4527
diff
changeset
|
5951 } |
| 4444 | 5952 |
|
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5953 /* 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
|
5954 * Get them into cchars[] first. */ |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
5955 while (len < clen) |
|
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5956 { |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5957 mc = mb_ptr2char(reginput + len); |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5958 cchars[ccount++] = mc; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5959 len += mb_char2len(mc); |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5960 if (ccount == MAX_MCO) |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5961 break; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5962 } |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5963 |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5964 /* 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
|
5965 * 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
|
5966 * composing chars are matched. */ |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5967 result = OK; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5968 while (sta->c != NFA_END_COMPOSING) |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5969 { |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5970 for (j = 0; j < ccount; ++j) |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5971 if (cchars[j] == sta->c) |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5972 break; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5973 if (j == ccount) |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5974 { |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5975 result = FAIL; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5976 break; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5977 } |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5978 sta = sta->out; |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5979 } |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5980 } |
|
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5981 else |
|
4525
36ddcf4cecbc
updated for version 7.3.1010
Bram Moolenaar <bram@vim.org>
parents:
4517
diff
changeset
|
5982 result = FAIL; |
|
4547
fc997f05cbc7
updated for version 7.3.1021
Bram Moolenaar <bram@vim.org>
parents:
4543
diff
changeset
|
5983 |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
5984 end = t->state->out1; /* NFA_END_COMPOSING */ |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
5985 ADD_STATE_IF_MATCH(end); |
| 4444 | 5986 break; |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
5987 } |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
5988 #endif |
| 4444 | 5989 |
| 5990 case NFA_NEWL: | |
|
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
5991 if (curc == NUL && !reg_line_lbr && REG_MULTI |
|
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
5992 && reglnum <= reg_maxline) |
| 4444 | 5993 { |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5994 go_to_nextline = TRUE; |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
5995 /* 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
|
5996 * at the start of the next line. */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5997 add_state = t->state->out; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
5998 add_off = -1; |
| 4444 | 5999 } |
|
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6000 else if (curc == '\n' && reg_line_lbr) |
|
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6001 { |
|
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6002 /* 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
|
6003 add_state = t->state->out; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6004 add_off = 1; |
|
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6005 } |
| 4444 | 6006 break; |
| 6007 | |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6008 case NFA_START_COLL: |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6009 case NFA_START_NEG_COLL: |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6010 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6011 /* 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
|
6012 * 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
|
6013 nfa_state_T *state; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6014 int result_if_matched; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6015 int c1, c2; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6016 |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6017 /* 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
|
6018 * as a separate state with an OR. */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6019 if (curc == NUL) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6020 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6021 |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6022 state = t->state->out; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6023 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
|
6024 for (;;) |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6025 { |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6026 if (state->c == NFA_END_COLL) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6027 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6028 result = !result_if_matched; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6029 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6030 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6031 if (state->c == NFA_RANGE_MIN) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6032 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6033 c1 = state->val; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6034 state = state->out; /* advance to NFA_RANGE_MAX */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6035 c2 = state->val; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6036 #ifdef ENABLE_LOG |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6037 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
|
6038 curc, c1, c2); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6039 #endif |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6040 if (curc >= c1 && curc <= c2) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6041 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6042 result = result_if_matched; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6043 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6044 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6045 if (ireg_ic) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6046 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6047 int curc_low = MB_TOLOWER(curc); |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6048 int done = FALSE; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6049 |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6050 for ( ; c1 <= c2; ++c1) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6051 if (MB_TOLOWER(c1) == curc_low) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6052 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6053 result = result_if_matched; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6054 done = TRUE; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6055 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6056 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6057 if (done) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6058 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6059 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6060 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6061 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
|
6062 : (curc == state->c |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6063 || (ireg_ic && MB_TOLOWER(curc) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6064 == MB_TOLOWER(state->c)))) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6065 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6066 result = result_if_matched; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6067 break; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6068 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6069 state = state->out; |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6070 } |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6071 if (result) |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6072 { |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6073 /* 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
|
6074 * START points to the END state */ |
|
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6075 add_state = t->state->out1->out; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6076 add_off = clen; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6077 } |
| 4444 | 6078 break; |
|
4781
c02c7df9bdc9
updated for version 7.3.1137
Bram Moolenaar <bram@vim.org>
parents:
4772
diff
changeset
|
6079 } |
| 4444 | 6080 |
| 6081 case NFA_ANY: | |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6082 /* 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
|
6083 if (curc > 0) |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6084 { |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6085 add_state = t->state->out; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6086 add_off = clen; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6087 } |
| 4444 | 6088 break; |
| 6089 | |
| 6090 /* | |
| 6091 * Character classes like \a for alpha, \d for digit etc. | |
| 6092 */ | |
| 6093 case NFA_IDENT: /* \i */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6094 result = vim_isIDc(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6095 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6096 break; |
| 6097 | |
| 6098 case NFA_SIDENT: /* \I */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6099 result = !VIM_ISDIGIT(curc) && vim_isIDc(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6100 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6101 break; |
| 6102 | |
| 6103 case NFA_KWORD: /* \k */ | |
| 4503 | 6104 result = vim_iswordp_buf(reginput, reg_buf); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6105 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6106 break; |
| 6107 | |
| 6108 case NFA_SKWORD: /* \K */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6109 result = !VIM_ISDIGIT(curc) |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6110 && vim_iswordp_buf(reginput, reg_buf); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6111 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6112 break; |
| 6113 | |
| 6114 case NFA_FNAME: /* \f */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6115 result = vim_isfilec(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6116 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6117 break; |
| 6118 | |
| 6119 case NFA_SFNAME: /* \F */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6120 result = !VIM_ISDIGIT(curc) && vim_isfilec(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6121 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6122 break; |
| 6123 | |
| 6124 case NFA_PRINT: /* \p */ | |
|
5221
9982ec574beb
updated for version 7.4a.036
Bram Moolenaar <bram@vim.org>
parents:
5212
diff
changeset
|
6125 result = vim_isprintc(PTR2CHAR(reginput)); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6126 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6127 break; |
| 6128 | |
| 6129 case NFA_SPRINT: /* \P */ | |
|
5221
9982ec574beb
updated for version 7.4a.036
Bram Moolenaar <bram@vim.org>
parents:
5212
diff
changeset
|
6130 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
|
6131 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6132 break; |
| 6133 | |
| 6134 case NFA_WHITE: /* \s */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6135 result = vim_iswhite(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6136 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6137 break; |
| 6138 | |
| 6139 case NFA_NWHITE: /* \S */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6140 result = curc != NUL && !vim_iswhite(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6141 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6142 break; |
| 6143 | |
| 6144 case NFA_DIGIT: /* \d */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6145 result = ri_digit(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6146 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6147 break; |
| 6148 | |
| 6149 case NFA_NDIGIT: /* \D */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6150 result = curc != NUL && !ri_digit(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6151 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6152 break; |
| 6153 | |
| 6154 case NFA_HEX: /* \x */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6155 result = ri_hex(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6156 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6157 break; |
| 6158 | |
| 6159 case NFA_NHEX: /* \X */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6160 result = curc != NUL && !ri_hex(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6161 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6162 break; |
| 6163 | |
| 6164 case NFA_OCTAL: /* \o */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6165 result = ri_octal(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6166 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6167 break; |
| 6168 | |
| 6169 case NFA_NOCTAL: /* \O */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6170 result = curc != NUL && !ri_octal(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6171 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6172 break; |
| 6173 | |
| 6174 case NFA_WORD: /* \w */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6175 result = ri_word(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6176 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6177 break; |
| 6178 | |
| 6179 case NFA_NWORD: /* \W */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6180 result = curc != NUL && !ri_word(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6181 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6182 break; |
| 6183 | |
| 6184 case NFA_HEAD: /* \h */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6185 result = ri_head(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6186 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6187 break; |
| 6188 | |
| 6189 case NFA_NHEAD: /* \H */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6190 result = curc != NUL && !ri_head(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6191 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6192 break; |
| 6193 | |
| 6194 case NFA_ALPHA: /* \a */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6195 result = ri_alpha(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6196 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6197 break; |
| 6198 | |
| 6199 case NFA_NALPHA: /* \A */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6200 result = curc != NUL && !ri_alpha(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6201 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6202 break; |
| 6203 | |
| 6204 case NFA_LOWER: /* \l */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6205 result = ri_lower(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6206 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6207 break; |
| 6208 | |
| 6209 case NFA_NLOWER: /* \L */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6210 result = curc != NUL && !ri_lower(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6211 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6212 break; |
| 6213 | |
| 6214 case NFA_UPPER: /* \u */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6215 result = ri_upper(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6216 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6217 break; |
| 6218 | |
| 6219 case NFA_NUPPER: /* \U */ | |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6220 result = curc != NUL && !ri_upper(curc); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6221 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6222 break; |
| 6223 | |
| 5296 | 6224 case NFA_LOWER_IC: /* [a-z] */ |
| 6225 result = ri_lower(curc) || (ireg_ic && ri_upper(curc)); | |
| 6226 ADD_STATE_IF_MATCH(t->state); | |
| 6227 break; | |
| 6228 | |
| 6229 case NFA_NLOWER_IC: /* [^a-z] */ | |
| 6230 result = curc != NUL | |
| 6231 && !(ri_lower(curc) || (ireg_ic && ri_upper(curc))); | |
| 6232 ADD_STATE_IF_MATCH(t->state); | |
| 6233 break; | |
| 6234 | |
| 6235 case NFA_UPPER_IC: /* [A-Z] */ | |
| 6236 result = ri_upper(curc) || (ireg_ic && ri_lower(curc)); | |
| 6237 ADD_STATE_IF_MATCH(t->state); | |
| 6238 break; | |
| 6239 | |
| 6240 case NFA_NUPPER_IC: /* ^[A-Z] */ | |
| 6241 result = curc != NUL | |
| 6242 && !(ri_upper(curc) || (ireg_ic && ri_lower(curc))); | |
| 6243 ADD_STATE_IF_MATCH(t->state); | |
| 6244 break; | |
| 6245 | |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6246 case NFA_BACKREF1: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6247 case NFA_BACKREF2: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6248 case NFA_BACKREF3: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6249 case NFA_BACKREF4: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6250 case NFA_BACKREF5: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6251 case NFA_BACKREF6: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6252 case NFA_BACKREF7: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6253 case NFA_BACKREF8: |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6254 case NFA_BACKREF9: |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6255 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6256 case NFA_ZREF1: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6257 case NFA_ZREF2: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6258 case NFA_ZREF3: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6259 case NFA_ZREF4: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6260 case NFA_ZREF5: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6261 case NFA_ZREF6: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6262 case NFA_ZREF7: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6263 case NFA_ZREF8: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6264 case NFA_ZREF9: |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6265 #endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6266 /* \1 .. \9 \z1 .. \z9 */ |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6267 { |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6268 int subidx; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6269 int bytelen; |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6270 |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6271 if (t->state->c <= NFA_BACKREF9) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6272 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6273 subidx = t->state->c - NFA_BACKREF1 + 1; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6274 result = match_backref(&t->subs.norm, subidx, &bytelen); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6275 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6276 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6277 else |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6278 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6279 subidx = t->state->c - NFA_ZREF1 + 1; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6280 result = match_zref(subidx, &bytelen); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6281 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6282 #endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6283 |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6284 if (result) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6285 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6286 if (bytelen == 0) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6287 { |
|
4692
08fbb1ce1bc5
updated for version 7.3.1093
Bram Moolenaar <bram@vim.org>
parents:
4690
diff
changeset
|
6288 /* 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
|
6289 * used next */ |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6290 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6291 add_state = t->state->out->out; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6292 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6293 else if (bytelen <= clen) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6294 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6295 /* match current character, jump ahead to out of |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6296 * NFA_SKIP */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6297 add_state = t->state->out->out; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6298 add_off = clen; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6299 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6300 else |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6301 { |
|
4728
43de4ebbe7ad
updated for version 7.3.1111
Bram Moolenaar <bram@vim.org>
parents:
4726
diff
changeset
|
6302 /* skip over the matched characters, set character |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6303 * count in NFA_SKIP */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6304 add_state = t->state->out; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6305 add_off = bytelen; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6306 add_count = bytelen - clen; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6307 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6308 } |
| 4482 | 6309 break; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6310 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6311 case NFA_SKIP: |
|
4748
4b9503f0c7d3
updated for version 7.3.1121
Bram Moolenaar <bram@vim.org>
parents:
4746
diff
changeset
|
6312 /* character of previous matching \1 .. \9 or \@> */ |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6313 if (t->count - clen <= 0) |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6314 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6315 /* end of match, go to what follows */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6316 add_state = t->state->out; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6317 add_off = clen; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6318 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6319 else |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6320 { |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6321 /* add state again with decremented count */ |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6322 add_state = t->state; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6323 add_off = 0; |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6324 add_count = t->count - clen; |
|
4571
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6325 } |
|
b2a8e3a66f8c
updated for version 7.3.1033
Bram Moolenaar <bram@vim.org>
parents:
4569
diff
changeset
|
6326 break; |
| 4482 | 6327 |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6328 case NFA_LNUM: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6329 case NFA_LNUM_GT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6330 case NFA_LNUM_LT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6331 result = (REG_MULTI && |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6332 nfa_re_num_cmp(t->state->val, t->state->c - NFA_LNUM, |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6333 (long_u)(reglnum + reg_firstlnum))); |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6334 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6335 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6336 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6337 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6338 } |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6339 break; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6340 |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6341 case NFA_COL: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6342 case NFA_COL_GT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6343 case NFA_COL_LT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6344 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
|
6345 (long_u)(reginput - regline) + 1); |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6346 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6347 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6348 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6349 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6350 } |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6351 break; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6352 |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6353 case NFA_VCOL: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6354 case NFA_VCOL_GT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6355 case NFA_VCOL_LT: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6356 result = nfa_re_num_cmp(t->state->val, t->state->c - NFA_VCOL, |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6357 (long_u)win_linetabsize( |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6358 reg_win == NULL ? curwin : reg_win, |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6359 regline, (colnr_T)(reginput - regline)) + 1); |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6360 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6361 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6362 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6363 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6364 } |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6365 break; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6366 |
|
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6367 case NFA_MARK: |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6368 case NFA_MARK_GT: |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6369 case NFA_MARK_LT: |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6370 { |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6371 pos_T *pos = getmark_buf(reg_buf, t->state->val, FALSE); |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6372 |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6373 /* Compare the mark position to the match position. */ |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6374 result = (pos != NULL /* mark doesn't exist */ |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6375 && pos->lnum > 0 /* mark isn't set in reg_buf */ |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6376 && (pos->lnum == reglnum + reg_firstlnum |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6377 ? (pos->col == (colnr_T)(reginput - regline) |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6378 ? t->state->c == NFA_MARK |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6379 : (pos->col < (colnr_T)(reginput - regline) |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6380 ? t->state->c == NFA_MARK_GT |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6381 : t->state->c == NFA_MARK_LT)) |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6382 : (pos->lnum < reglnum + reg_firstlnum |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6383 ? t->state->c == NFA_MARK_GT |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6384 : t->state->c == NFA_MARK_LT))); |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6385 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6386 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6387 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6388 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6389 } |
|
4732
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6390 break; |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6391 } |
|
0798b096bab3
updated for version 7.3.1113
Bram Moolenaar <bram@vim.org>
parents:
4730
diff
changeset
|
6392 |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6393 case NFA_CURSOR: |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6394 result = (reg_win != NULL |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6395 && (reglnum + reg_firstlnum == reg_win->w_cursor.lnum) |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6396 && ((colnr_T)(reginput - regline) |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6397 == reg_win->w_cursor.col)); |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6398 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6399 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6400 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6401 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6402 } |
|
4583
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6403 break; |
|
321cfbef9431
updated for version 7.3.1039
Bram Moolenaar <bram@vim.org>
parents:
4579
diff
changeset
|
6404 |
|
4756
96f3348f9f11
updated for version 7.3.1125
Bram Moolenaar <bram@vim.org>
parents:
4750
diff
changeset
|
6405 case NFA_VISUAL: |
|
4738
66a9e8fa6f45
updated for version 7.3.1116
Bram Moolenaar <bram@vim.org>
parents:
4734
diff
changeset
|
6406 #ifdef FEAT_VISUAL |
|
4730
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6407 result = reg_match_visual(); |
|
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6408 if (result) |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6409 { |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6410 add_here = TRUE; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6411 add_state = t->state->out; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6412 } |
|
4756
96f3348f9f11
updated for version 7.3.1125
Bram Moolenaar <bram@vim.org>
parents:
4750
diff
changeset
|
6413 #endif |
|
4730
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6414 break; |
|
749e2b2755d5
updated for version 7.3.1112
Bram Moolenaar <bram@vim.org>
parents:
4728
diff
changeset
|
6415 |
|
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6416 case NFA_MOPEN1: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6417 case NFA_MOPEN2: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6418 case NFA_MOPEN3: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6419 case NFA_MOPEN4: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6420 case NFA_MOPEN5: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6421 case NFA_MOPEN6: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6422 case NFA_MOPEN7: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6423 case NFA_MOPEN8: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6424 case NFA_MOPEN9: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6425 #ifdef FEAT_SYN_HL |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6426 case NFA_ZOPEN: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6427 case NFA_ZOPEN1: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6428 case NFA_ZOPEN2: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6429 case NFA_ZOPEN3: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6430 case NFA_ZOPEN4: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6431 case NFA_ZOPEN5: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6432 case NFA_ZOPEN6: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6433 case NFA_ZOPEN7: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6434 case NFA_ZOPEN8: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6435 case NFA_ZOPEN9: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6436 #endif |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6437 case NFA_NOPEN: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6438 case NFA_ZSTART: |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6439 /* 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
|
6440 * 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
|
6441 break; |
|
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6442 |
| 4444 | 6443 default: /* regular character */ |
|
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6444 { |
|
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6445 int c = t->state->c; |
|
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6446 |
|
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6447 #ifdef DEBUG |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6448 if (c < 0) |
|
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6449 EMSGN("INTERNAL: Negative state char: %ld", c); |
|
5251
2e63b6c763f7
updated for version 7.4b.002
Bram Moolenaar <bram@vim.org>
parents:
5227
diff
changeset
|
6450 #endif |
|
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6451 result = (c == curc); |
|
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6452 |
|
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6453 if (!result && ireg_ic) |
|
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6454 result = MB_TOLOWER(c) == MB_TOLOWER(curc); |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6455 #ifdef FEAT_MBYTE |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6456 /* If there is a composing character which is not being |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6457 * ignored there can be no match. Match with composing |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6458 * character uses NFA_COMPOSING above. */ |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6459 if (result && enc_utf8 && !ireg_icombine |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6460 && clen != utf_char2len(curc)) |
|
4527
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6461 result = FALSE; |
|
55bcaa1d2749
updated for version 7.3.1011
Bram Moolenaar <bram@vim.org>
parents:
4525
diff
changeset
|
6462 #endif |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6463 ADD_STATE_IF_MATCH(t->state); |
| 4444 | 6464 break; |
|
4559
04086e297563
updated for version 7.3.1027
Bram Moolenaar <bram@vim.org>
parents:
4557
diff
changeset
|
6465 } |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6466 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6467 } /* switch (t->state->c) */ |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6468 |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6469 if (add_state != NULL) |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6470 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6471 nfa_pim_T *pim; |
| 5401 | 6472 nfa_pim_T pim_copy; |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6473 |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6474 if (t->pim.result == NFA_PIM_UNUSED) |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6475 pim = NULL; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6476 else |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6477 pim = &t->pim; |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6478 |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6479 /* 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
|
6480 * 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
|
6481 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
|
6482 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6483 if (pim->result == NFA_PIM_TODO) |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6484 { |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6485 #ifdef ENABLE_LOG |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6486 fprintf(log_fd, "\n"); |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6487 fprintf(log_fd, "==================================\n"); |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6488 fprintf(log_fd, "Postponed recursive nfa_regmatch()\n"); |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6489 fprintf(log_fd, "\n"); |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6490 #endif |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6491 result = recursive_regmatch(pim->state, pim, |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6492 prog, submatch, m, &listids); |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6493 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
|
6494 /* 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
|
6495 * FALSE */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6496 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
|
6497 || pim->state->c == NFA_START_INVISIBLE_NEG_FIRST |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6498 || pim->state->c |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6499 == NFA_START_INVISIBLE_BEFORE_NEG |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6500 || pim->state->c |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6501 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)) |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6502 { |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6503 /* Copy submatch info from the recursive call */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6504 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
|
6505 #ifdef FEAT_SYN_HL |
|
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
6506 if (nfa_has_zsubexpr) |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6507 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
|
6508 #endif |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6509 } |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6510 } |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6511 else |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6512 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6513 result = (pim->result == NFA_PIM_MATCH); |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6514 #ifdef ENABLE_LOG |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6515 fprintf(log_fd, "\n"); |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6516 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
|
6517 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
|
6518 fprintf(log_fd, "\n"); |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6519 #endif |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6520 } |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6521 |
|
4785
3b5a023a4543
updated for version 7.3.1139
Bram Moolenaar <bram@vim.org>
parents:
4783
diff
changeset
|
6522 /* 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
|
6523 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
|
6524 || pim->state->c == NFA_START_INVISIBLE_NEG_FIRST |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6525 || pim->state->c |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6526 == NFA_START_INVISIBLE_BEFORE_NEG |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6527 || pim->state->c |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
6528 == NFA_START_INVISIBLE_BEFORE_NEG_FIRST)) |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6529 { |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6530 /* Copy submatch info from the recursive call */ |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6531 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
|
6532 #ifdef FEAT_SYN_HL |
|
4768
82e6588762e4
updated for version 7.3.1131
Bram Moolenaar <bram@vim.org>
parents:
4762
diff
changeset
|
6533 if (nfa_has_zsubexpr) |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6534 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
|
6535 #endif |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6536 } |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6537 else |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6538 /* 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
|
6539 continue; |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6540 |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6541 /* 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
|
6542 * following states. */ |
|
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6543 pim = NULL; |
|
4726
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6544 } |
|
3849c811cc0b
updated for version 7.3.1110
Bram Moolenaar <bram@vim.org>
parents:
4720
diff
changeset
|
6545 |
| 5401 | 6546 /* If "pim" points into l->t it will become invalid when |
| 6547 * adding the state causes the list to be reallocated. Make a | |
| 6548 * local copy to avoid that. */ | |
| 6549 if (pim == &t->pim) | |
| 6550 { | |
| 6551 copy_pim(&pim_copy, pim); | |
| 6552 pim = &pim_copy; | |
| 6553 } | |
| 6554 | |
|
4799
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6555 if (add_here) |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6556 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
|
6557 else |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6558 { |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6559 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
|
6560 if (add_count > 0) |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6561 nextlist->t[nextlist->n - 1].count = add_count; |
|
e3f9e33fb28c
updated for version 7.3.1146
Bram Moolenaar <bram@vim.org>
parents:
4797
diff
changeset
|
6562 } |
| 4444 | 6563 } |
| 6564 | |
| 6565 } /* for (thislist = thislist; thislist->state; thislist++) */ | |
| 6566 | |
|
4557
888c12c899e5
updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents:
4555
diff
changeset
|
6567 /* 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
|
6568 * start state to the list of states. |
|
888c12c899e5
updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents:
4555
diff
changeset
|
6569 * 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
|
6570 * matters! |
|
888c12c899e5
updated for version 7.3.1026
Bram Moolenaar <bram@vim.org>
parents:
4555
diff
changeset
|
6571 * 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
|
6572 * 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
|
6573 * 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
|
6574 * 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
|
6575 if (nfa_match == FALSE |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6576 && ((toplevel |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6577 && reglnum == 0 |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6578 && clen != 0 |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6579 && (ireg_maxcol == 0 |
|
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6580 || (colnr_T)(reginput - regline) < ireg_maxcol)) |
|
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6581 || (nfa_endp != NULL |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6582 && (REG_MULTI |
|
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6583 ? (reglnum < nfa_endp->se_u.pos.lnum |
|
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6584 || (reglnum == nfa_endp->se_u.pos.lnum |
|
4682
2f51ee8825db
updated for version 7.3.1088
Bram Moolenaar <bram@vim.org>
parents:
4679
diff
changeset
|
6585 && (int)(reginput - regline) |
|
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6586 < nfa_endp->se_u.pos.col)) |
|
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6587 : reginput < nfa_endp->se_u.ptr)))) |
| 4444 | 6588 { |
| 6589 #ifdef ENABLE_LOG | |
| 6590 fprintf(log_fd, "(---) STARTSTATE\n"); | |
| 6591 #endif | |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6592 /* 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
|
6593 * the first MOPEN. */ |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6594 if (toplevel) |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6595 { |
|
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6596 int add = TRUE; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6597 int c; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6598 |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6599 if (prog->regstart != NUL && clen != 0) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6600 { |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6601 if (nextlist->n == 0) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6602 { |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6603 colnr_T col = (colnr_T)(reginput - regline) + clen; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6604 |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6605 /* 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
|
6606 * character that must appear at the start. */ |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6607 if (skip_to_start(prog->regstart, &col) == FAIL) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6608 break; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6609 #ifdef ENABLE_LOG |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6610 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
|
6611 col - ((colnr_T)(reginput - regline) + clen)); |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6612 #endif |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6613 reginput = regline + col - clen; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6614 } |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6615 else |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6616 { |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6617 /* Checking if the required start character matches is |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6618 * 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
|
6619 c = PTR2CHAR(reginput + clen); |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6620 if (c != prog->regstart && (!ireg_ic || MB_TOLOWER(c) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6621 != MB_TOLOWER(prog->regstart))) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6622 { |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6623 #ifdef ENABLE_LOG |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6624 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
|
6625 #endif |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6626 add = FALSE; |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6627 } |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6628 } |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6629 } |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6630 |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6631 if (add) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6632 { |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6633 if (REG_MULTI) |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6634 m->norm.list.multi[0].start.col = |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6635 (colnr_T)(reginput - regline) + clen; |
|
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6636 else |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6637 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
|
6638 addstate(nextlist, start->out, m, NULL, clen); |
|
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6639 } |
|
4797
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6640 } |
|
a30e3762957d
updated for version 7.3.1145
Bram Moolenaar <bram@vim.org>
parents:
4787
diff
changeset
|
6641 else |
|
4813
bc3f4804cf47
updated for version 7.3.1153
Bram Moolenaar <bram@vim.org>
parents:
4811
diff
changeset
|
6642 addstate(nextlist, start, m, NULL, clen); |
| 4444 | 6643 } |
| 6644 | |
| 6645 #ifdef ENABLE_LOG | |
| 6646 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
|
6647 { |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6648 int i; |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6649 |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6650 for (i = 0; i < thislist->n; i++) |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6651 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
|
6652 } |
| 4444 | 6653 fprintf(log_fd, "\n"); |
| 6654 #endif | |
| 6655 | |
| 6656 nextchar: | |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6657 /* 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
|
6658 * finish. */ |
|
4549
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6659 if (clen != 0) |
|
849180347ac3
updated for version 7.3.1022
Bram Moolenaar <bram@vim.org>
parents:
4547
diff
changeset
|
6660 reginput += clen; |
|
4694
efc4fb311d5d
updated for version 7.3.1094
Bram Moolenaar <bram@vim.org>
parents:
4692
diff
changeset
|
6661 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
|
6662 && reglnum < nfa_endp->se_u.pos.lnum)) |
|
4515
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6663 reg_nextline(); |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6664 else |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6665 break; |
|
90e9917d4114
updated for version 7.3.1005
Bram Moolenaar <bram@vim.org>
parents:
4507
diff
changeset
|
6666 } |
| 4444 | 6667 |
| 6668 #ifdef ENABLE_LOG | |
| 6669 if (log_fd != stderr) | |
| 6670 fclose(log_fd); | |
| 6671 log_fd = NULL; | |
| 6672 #endif | |
| 6673 | |
| 6674 theend: | |
| 6675 /* Free memory */ | |
| 6676 vim_free(list[0].t); | |
| 6677 vim_free(list[1].t); | |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
6678 vim_free(listids); |
|
4783
47222d8b1e94
updated for version 7.3.1138
Bram Moolenaar <bram@vim.org>
parents:
4781
diff
changeset
|
6679 #undef ADD_STATE_IF_MATCH |
| 4460 | 6680 #ifdef NFA_REGEXP_DEBUG_LOG |
| 4444 | 6681 fclose(debug); |
| 6682 #endif | |
| 6683 | |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
6684 return nfa_match; |
| 4444 | 6685 } |
| 6686 | |
| 6687 /* | |
| 6688 * Try match of "prog" with at regline["col"]. | |
| 6689 * Returns 0 for failure, number of lines contained in the match otherwise. | |
| 6690 */ | |
| 6691 static long | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6692 nfa_regtry(prog, col) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6693 nfa_regprog_T *prog; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6694 colnr_T col; |
| 4444 | 6695 { |
| 6696 int i; | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6697 regsubs_T subs, m; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6698 nfa_state_T *start = prog->start; |
| 4444 | 6699 #ifdef ENABLE_LOG |
| 6700 FILE *f; | |
| 6701 #endif | |
| 6702 | |
| 6703 reginput = regline + col; | |
| 6704 | |
| 6705 #ifdef ENABLE_LOG | |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
6706 f = fopen(NFA_REGEXP_RUN_LOG, "a"); |
| 4444 | 6707 if (f != NULL) |
| 6708 { | |
|
4750
7793e737ec87
updated for version 7.3.1122
Bram Moolenaar <bram@vim.org>
parents:
4748
diff
changeset
|
6709 fprintf(f, "\n\n\t=======================================================\n"); |
| 4444 | 6710 #ifdef DEBUG |
| 6711 fprintf(f, "\tRegexp is \"%s\"\n", nfa_regengine.expr); | |
| 6712 #endif | |
| 6713 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
|
6714 fprintf(f, "\t=======================================================\n\n"); |
|
4533
6a2005efa02b
updated for version 7.3.1014
Bram Moolenaar <bram@vim.org>
parents:
4531
diff
changeset
|
6715 nfa_print_state(f, start); |
| 4444 | 6716 fprintf(f, "\n\n"); |
| 6717 fclose(f); | |
| 6718 } | |
| 6719 else | |
| 6720 EMSG(_("Could not open temporary log file for writing ")); | |
| 6721 #endif | |
| 6722 | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6723 clear_sub(&subs.norm); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6724 clear_sub(&m.norm); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6725 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6726 clear_sub(&subs.synt); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6727 clear_sub(&m.synt); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6728 #endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6729 |
|
4712
832bf8136d86
updated for version 7.3.1103
Bram Moolenaar <bram@vim.org>
parents:
4696
diff
changeset
|
6730 if (nfa_regmatch(prog, start, &subs, &m) == FALSE) |
| 4444 | 6731 return 0; |
| 6732 | |
| 6733 cleanup_subexpr(); | |
| 6734 if (REG_MULTI) | |
| 6735 { | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6736 for (i = 0; i < subs.norm.in_use; i++) |
| 4444 | 6737 { |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6738 reg_startpos[i] = subs.norm.list.multi[i].start; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6739 reg_endpos[i] = subs.norm.list.multi[i].end; |
| 4444 | 6740 } |
| 6741 | |
| 6742 if (reg_startpos[0].lnum < 0) | |
| 6743 { | |
| 6744 reg_startpos[0].lnum = 0; | |
| 6745 reg_startpos[0].col = col; | |
| 6746 } | |
| 6747 if (reg_endpos[0].lnum < 0) | |
| 6748 { | |
|
4569
f262fb02889d
updated for version 7.3.1032
Bram Moolenaar <bram@vim.org>
parents:
4567
diff
changeset
|
6749 /* pattern has a \ze but it didn't match, use current end */ |
| 4444 | 6750 reg_endpos[0].lnum = reglnum; |
| 6751 reg_endpos[0].col = (int)(reginput - regline); | |
| 6752 } | |
| 6753 else | |
| 6754 /* Use line number of "\ze". */ | |
| 6755 reglnum = reg_endpos[0].lnum; | |
| 6756 } | |
| 6757 else | |
| 6758 { | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6759 for (i = 0; i < subs.norm.in_use; i++) |
| 4444 | 6760 { |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6761 reg_startp[i] = subs.norm.list.line[i].start; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6762 reg_endp[i] = subs.norm.list.line[i].end; |
| 4444 | 6763 } |
| 6764 | |
| 6765 if (reg_startp[0] == NULL) | |
| 6766 reg_startp[0] = regline + col; | |
| 6767 if (reg_endp[0] == NULL) | |
| 6768 reg_endp[0] = reginput; | |
| 6769 } | |
| 6770 | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6771 #ifdef FEAT_SYN_HL |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6772 /* 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
|
6773 unref_extmatch(re_extmatch_out); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6774 re_extmatch_out = NULL; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6775 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6776 if (prog->reghasz == REX_SET) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6777 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6778 cleanup_zsubexpr(); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6779 re_extmatch_out = make_extmatch(); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6780 for (i = 0; i < subs.synt.in_use; i++) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6781 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6782 if (REG_MULTI) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6783 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6784 struct multipos *mpos = &subs.synt.list.multi[i]; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6785 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6786 /* Only accept single line matches. */ |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6787 if (mpos->start.lnum >= 0 && mpos->start.lnum == mpos->end.lnum) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6788 re_extmatch_out->matches[i] = |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6789 vim_strnsave(reg_getline(mpos->start.lnum) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6790 + mpos->start.col, |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6791 mpos->end.col - mpos->start.col); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6792 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6793 else |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6794 { |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6795 struct linepos *lpos = &subs.synt.list.line[i]; |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6796 |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6797 if (lpos->start != NULL && lpos->end != NULL) |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6798 re_extmatch_out->matches[i] = |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6799 vim_strnsave(lpos->start, |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6800 (int)(lpos->end - lpos->start)); |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6801 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6802 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6803 } |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6804 #endif |
|
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6805 |
| 4444 | 6806 return 1 + reglnum; |
| 6807 } | |
| 6808 | |
| 6809 /* | |
| 6810 * Match a regexp against a string ("line" points to the string) or multiple | |
| 6811 * lines ("line" is NULL, use reg_getline()). | |
| 6812 * | |
| 6813 * Returns 0 for failure, number of lines contained in the match otherwise. | |
| 6814 */ | |
| 6815 static long | |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6816 nfa_regexec_both(line, startcol) |
| 4444 | 6817 char_u *line; |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6818 colnr_T startcol; /* column to start looking for match */ |
| 4444 | 6819 { |
| 6820 nfa_regprog_T *prog; | |
| 6821 long retval = 0L; | |
| 6822 int i; | |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6823 colnr_T col = startcol; |
| 4444 | 6824 |
| 6825 if (REG_MULTI) | |
| 6826 { | |
| 6827 prog = (nfa_regprog_T *)reg_mmatch->regprog; | |
| 6828 line = reg_getline((linenr_T)0); /* relative to the cursor */ | |
| 6829 reg_startpos = reg_mmatch->startpos; | |
| 6830 reg_endpos = reg_mmatch->endpos; | |
| 6831 } | |
| 6832 else | |
| 6833 { | |
| 6834 prog = (nfa_regprog_T *)reg_match->regprog; | |
| 6835 reg_startp = reg_match->startp; | |
| 6836 reg_endp = reg_match->endp; | |
| 6837 } | |
| 6838 | |
| 6839 /* Be paranoid... */ | |
| 6840 if (prog == NULL || line == NULL) | |
| 6841 { | |
| 6842 EMSG(_(e_null)); | |
| 6843 goto theend; | |
| 6844 } | |
| 6845 | |
| 6846 /* If pattern contains "\c" or "\C": overrule value of ireg_ic */ | |
| 6847 if (prog->regflags & RF_ICASE) | |
| 6848 ireg_ic = TRUE; | |
| 6849 else if (prog->regflags & RF_NOICASE) | |
| 6850 ireg_ic = FALSE; | |
| 6851 | |
| 6852 #ifdef FEAT_MBYTE | |
| 6853 /* If pattern contains "\Z" overrule value of ireg_icombine */ | |
| 6854 if (prog->regflags & RF_ICOMBINE) | |
| 6855 ireg_icombine = TRUE; | |
| 6856 #endif | |
| 6857 | |
| 6858 regline = line; | |
| 6859 reglnum = 0; /* relative to line */ | |
| 6860 | |
|
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
6861 nfa_has_zend = prog->has_zend; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
6862 nfa_has_backref = prog->has_backref; |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
6863 nfa_nsubexpr = prog->nsubexp; |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
6864 nfa_listid = 1; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
6865 nfa_alt_listid = 2; |
|
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
6866 #ifdef DEBUG |
|
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
6867 nfa_regengine.expr = prog->pattern; |
|
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
6868 #endif |
|
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
6869 |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6870 if (prog->reganch && col > 0) |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6871 return 0L; |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6872 |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6873 need_clear_subexpr = TRUE; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6874 #ifdef FEAT_SYN_HL |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6875 /* Clear the external match subpointers if necessary. */ |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6876 if (prog->reghasz == REX_SET) |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6877 { |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6878 nfa_has_zsubexpr = TRUE; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6879 need_clear_zsubexpr = TRUE; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6880 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6881 else |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6882 nfa_has_zsubexpr = FALSE; |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6883 #endif |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6884 |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6885 if (prog->regstart != NUL) |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6886 { |
|
4801
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6887 /* 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
|
6888 * When there is none there is no match. */ |
|
3cd3cc1e9119
updated for version 7.3.1147
Bram Moolenaar <bram@vim.org>
parents:
4799
diff
changeset
|
6889 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
|
6890 return 0L; |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6891 |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6892 /* 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
|
6893 * 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
|
6894 if (prog->match_text != NULL |
|
9909e44879b9
updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents:
4809
diff
changeset
|
6895 #ifdef FEAT_MBYTE |
|
9909e44879b9
updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents:
4809
diff
changeset
|
6896 && !ireg_icombine |
|
9909e44879b9
updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents:
4809
diff
changeset
|
6897 #endif |
|
9909e44879b9
updated for version 7.3.1152
Bram Moolenaar <bram@vim.org>
parents:
4809
diff
changeset
|
6898 ) |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6899 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
|
6900 } |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4801
diff
changeset
|
6901 |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6902 /* If the start column is past the maximum column: no need to try. */ |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6903 if (ireg_maxcol > 0 && col >= ireg_maxcol) |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6904 goto theend; |
|
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
6905 |
| 4444 | 6906 nstate = prog->nstate; |
| 6907 for (i = 0; i < nstate; ++i) | |
| 6908 { | |
| 6909 prog->state[i].id = i; | |
|
4718
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
6910 prog->state[i].lastlist[0] = 0; |
|
ec72bb4a0fc2
updated for version 7.3.1106
Bram Moolenaar <bram@vim.org>
parents:
4716
diff
changeset
|
6911 prog->state[i].lastlist[1] = 0; |
| 4444 | 6912 } |
| 6913 | |
|
4686
8db697ae406a
updated for version 7.3.1090
Bram Moolenaar <bram@vim.org>
parents:
4682
diff
changeset
|
6914 retval = nfa_regtry(prog, col); |
| 4444 | 6915 |
|
4690
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
6916 #ifdef DEBUG |
|
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
6917 nfa_regengine.expr = NULL; |
|
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
6918 #endif |
|
9d97a0c045ef
updated for version 7.3.1092
Bram Moolenaar <bram@vim.org>
parents:
4688
diff
changeset
|
6919 |
| 4444 | 6920 theend: |
| 6921 return retval; | |
| 6922 } | |
| 6923 | |
| 6924 /* | |
| 6925 * Compile a regular expression into internal code for the NFA matcher. | |
| 6926 * Returns the program in allocated space. Returns NULL for an error. | |
| 6927 */ | |
| 6928 static regprog_T * | |
| 6929 nfa_regcomp(expr, re_flags) | |
| 6930 char_u *expr; | |
| 6931 int re_flags; | |
| 6932 { | |
|
4541
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
6933 nfa_regprog_T *prog = NULL; |
| 4458 | 6934 size_t prog_size; |
| 4444 | 6935 int *postfix; |
| 6936 | |
| 6937 if (expr == NULL) | |
| 6938 return NULL; | |
| 6939 | |
| 6940 #ifdef DEBUG | |
| 6941 nfa_regengine.expr = expr; | |
| 6942 #endif | |
| 6943 | |
| 6944 init_class_tab(); | |
| 6945 | |
| 6946 if (nfa_regcomp_start(expr, re_flags) == FAIL) | |
| 6947 return NULL; | |
| 6948 | |
| 6949 /* 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
|
6950 * (and count its size). */ |
| 4444 | 6951 postfix = re2post(); |
| 6952 if (postfix == NULL) | |
|
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6953 { |
|
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6954 /* TODO: only give this error for debugging? */ |
|
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6955 if (post_ptr >= post_end) |
|
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6956 EMSGN("Internal error: estimated max number of states insufficient: %ld", post_end - post_start); |
| 4444 | 6957 goto fail; /* Cascaded (syntax?) error */ |
|
4555
b2946c06d1b6
updated for version 7.3.1025
Bram Moolenaar <bram@vim.org>
parents:
4553
diff
changeset
|
6958 } |
| 4444 | 6959 |
| 6960 /* | |
| 6961 * In order to build the NFA, we parse the input regexp twice: | |
| 6962 * 1. first pass to count size (so we can allocate space) | |
| 6963 * 2. second to emit code | |
| 6964 */ | |
| 6965 #ifdef ENABLE_LOG | |
| 6966 { | |
|
4531
1be43c095aff
updated for version 7.3.1013
Bram Moolenaar <bram@vim.org>
parents:
4529
diff
changeset
|
6967 FILE *f = fopen(NFA_REGEXP_RUN_LOG, "a"); |
| 4444 | 6968 |
| 6969 if (f != NULL) | |
| 6970 { | |
| 6971 fprintf(f, "\n*****************************\n\n\n\n\tCompiling regexp \"%s\" ... hold on !\n", expr); | |
| 6972 fclose(f); | |
| 6973 } | |
| 6974 } | |
| 6975 #endif | |
| 6976 | |
| 6977 /* | |
| 6978 * PASS 1 | |
| 6979 * Count number of NFA states in "nstate". Do not build the NFA. | |
| 6980 */ | |
| 6981 post2nfa(postfix, post_ptr, TRUE); | |
|
4541
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
6982 |
|
4837
05b8436873d4
updated for version 7.3.1165
Bram Moolenaar <bram@vim.org>
parents:
4821
diff
changeset
|
6983 /* 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
|
6984 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
|
6985 prog = (nfa_regprog_T *)lalloc(prog_size, TRUE); |
|
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
6986 if (prog == NULL) |
|
80170d61a85c
updated for version 7.3.1018
Bram Moolenaar <bram@vim.org>
parents:
4539
diff
changeset
|
6987 goto fail; |
| 4444 | 6988 state_ptr = prog->state; |
| 6989 | |
| 6990 /* | |
| 6991 * PASS 2 | |
| 6992 * Build the NFA | |
| 6993 */ | |
| 6994 prog->start = post2nfa(postfix, post_ptr, FALSE); | |
| 6995 if (prog->start == NULL) | |
| 6996 goto fail; | |
| 6997 | |
| 6998 prog->regflags = regflags; | |
| 6999 prog->engine = &nfa_regengine; | |
| 7000 prog->nstate = nstate; | |
|
4553
7b835b2969af
updated for version 7.3.1024
Bram Moolenaar <bram@vim.org>
parents:
4551
diff
changeset
|
7001 prog->has_zend = nfa_has_zend; |
|
4647
857f6c53f117
updated for version 7.3.1071
Bram Moolenaar <bram@vim.org>
parents:
4615
diff
changeset
|
7002 prog->has_backref = nfa_has_backref; |
|
4561
4d81fdda8f35
updated for version 7.3.1028
Bram Moolenaar <bram@vim.org>
parents:
4559
diff
changeset
|
7003 prog->nsubexp = regnpar; |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7004 |
|
4845
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
7005 nfa_postprocess(prog); |
|
a83fb2bd8c8e
updated for version 7.3.1169
Bram Moolenaar <bram@vim.org>
parents:
4837
diff
changeset
|
7006 |
|
4772
03375ccf28a2
updated for version 7.3.1133
Bram Moolenaar <bram@vim.org>
parents:
4770
diff
changeset
|
7007 prog->reganch = nfa_get_reganch(prog->start, 0); |
|
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7008 prog->regstart = nfa_get_regstart(prog->start, 0); |
|
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7009 prog->match_text = nfa_get_match_text(prog->start); |
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7010 |
| 4444 | 7011 #ifdef ENABLE_LOG |
| 7012 nfa_postfix_dump(expr, OK); | |
| 7013 nfa_dump(prog); | |
| 7014 #endif | |
|
4686
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7015 #ifdef FEAT_SYN_HL |
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7016 /* Remember whether this pattern has any \z specials in it. */ |
|
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7017 prog->reghasz = re_has_z; |
|
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7018 #endif |
|
4690
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7019 #ifdef DEBUG |
|
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7020 prog->pattern = vim_strsave(expr); |
|
4690
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|
7021 nfa_regengine.expr = NULL; |
|
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|
7022 #endif |
| 4444 | 7023 |
| 7024 out: | |
| 7025 vim_free(post_start); | |
| 7026 post_start = post_ptr = post_end = NULL; | |
| 7027 state_ptr = NULL; | |
| 7028 return (regprog_T *)prog; | |
| 7029 | |
| 7030 fail: | |
| 7031 vim_free(prog); | |
| 7032 prog = NULL; | |
| 7033 #ifdef ENABLE_LOG | |
| 7034 nfa_postfix_dump(expr, FAIL); | |
| 7035 #endif | |
| 7036 #ifdef DEBUG | |
| 7037 nfa_regengine.expr = NULL; | |
| 7038 #endif | |
| 7039 goto out; | |
| 7040 } | |
| 7041 | |
|
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|
7042 /* |
|
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|
7043 * Free a compiled regexp program, returned by nfa_regcomp(). |
|
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|
7044 */ |
|
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|
7045 static void |
|
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|
7046 nfa_regfree(prog) |
|
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|
7047 regprog_T *prog; |
|
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|
7048 { |
|
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|
7049 if (prog != NULL) |
|
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|
7050 { |
|
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|
7051 vim_free(((nfa_regprog_T *)prog)->match_text); |
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|
7052 #ifdef DEBUG |
|
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|
7053 vim_free(((nfa_regprog_T *)prog)->pattern); |
|
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|
7054 #endif |
|
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|
7055 vim_free(prog); |
|
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|
7056 } |
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|
7057 } |
| 4444 | 7058 |
| 7059 /* | |
| 7060 * Match a regexp against a string. | |
| 7061 * "rmp->regprog" is a compiled regexp as returned by nfa_regcomp(). | |
| 7062 * Uses curbuf for line count and 'iskeyword'. | |
| 7063 * | |
| 7064 * Return TRUE if there is a match, FALSE if not. | |
| 7065 */ | |
| 7066 static int | |
| 7067 nfa_regexec(rmp, line, col) | |
| 7068 regmatch_T *rmp; | |
| 7069 char_u *line; /* string to match against */ | |
| 7070 colnr_T col; /* column to start looking for match */ | |
| 7071 { | |
| 7072 reg_match = rmp; | |
| 7073 reg_mmatch = NULL; | |
| 7074 reg_maxline = 0; | |
| 7075 reg_line_lbr = FALSE; | |
| 7076 reg_buf = curbuf; | |
| 7077 reg_win = NULL; | |
| 7078 ireg_ic = rmp->rm_ic; | |
| 7079 #ifdef FEAT_MBYTE | |
| 7080 ireg_icombine = FALSE; | |
| 7081 #endif | |
| 7082 ireg_maxcol = 0; | |
| 7083 return (nfa_regexec_both(line, col) != 0); | |
| 7084 } | |
| 7085 | |
| 7086 #if defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) \ | |
| 7087 || defined(FIND_REPLACE_DIALOG) || defined(PROTO) | |
| 7088 | |
| 7089 static int nfa_regexec_nl __ARGS((regmatch_T *rmp, char_u *line, colnr_T col)); | |
| 7090 | |
| 7091 /* | |
| 7092 * Like nfa_regexec(), but consider a "\n" in "line" to be a line break. | |
| 7093 */ | |
| 7094 static int | |
| 7095 nfa_regexec_nl(rmp, line, col) | |
| 7096 regmatch_T *rmp; | |
| 7097 char_u *line; /* string to match against */ | |
| 7098 colnr_T col; /* column to start looking for match */ | |
| 7099 { | |
| 7100 reg_match = rmp; | |
| 7101 reg_mmatch = NULL; | |
| 7102 reg_maxline = 0; | |
| 7103 reg_line_lbr = TRUE; | |
| 7104 reg_buf = curbuf; | |
| 7105 reg_win = NULL; | |
| 7106 ireg_ic = rmp->rm_ic; | |
| 7107 #ifdef FEAT_MBYTE | |
| 7108 ireg_icombine = FALSE; | |
| 7109 #endif | |
| 7110 ireg_maxcol = 0; | |
| 7111 return (nfa_regexec_both(line, col) != 0); | |
| 7112 } | |
| 7113 #endif | |
| 7114 | |
| 7115 | |
| 7116 /* | |
| 7117 * Match a regexp against multiple lines. | |
| 7118 * "rmp->regprog" is a compiled regexp as returned by vim_regcomp(). | |
| 7119 * Uses curbuf for line count and 'iskeyword'. | |
| 7120 * | |
| 7121 * Return zero if there is no match. Return number of lines contained in the | |
| 7122 * match otherwise. | |
| 7123 * | |
| 7124 * Note: the body is the same as bt_regexec() except for nfa_regexec_both() | |
| 7125 * | |
| 7126 * ! Also NOTE : match may actually be in another line. e.g.: | |
| 7127 * when r.e. is \nc, cursor is at 'a' and the text buffer looks like | |
| 7128 * | |
| 7129 * +-------------------------+ | |
| 7130 * |a | | |
| 7131 * |b | | |
| 7132 * |c | | |
| 7133 * | | | |
| 7134 * +-------------------------+ | |
| 7135 * | |
| 7136 * then nfa_regexec_multi() returns 3. while the original | |
| 7137 * vim_regexec_multi() returns 0 and a second call at line 2 will return 2. | |
| 7138 * | |
| 7139 * FIXME if this behavior is not compatible. | |
| 7140 */ | |
| 7141 static long | |
| 7142 nfa_regexec_multi(rmp, win, buf, lnum, col, tm) | |
| 7143 regmmatch_T *rmp; | |
| 7144 win_T *win; /* window in which to search or NULL */ | |
| 7145 buf_T *buf; /* buffer in which to search */ | |
| 7146 linenr_T lnum; /* nr of line to start looking for match */ | |
| 7147 colnr_T col; /* column to start looking for match */ | |
| 7148 proftime_T *tm UNUSED; /* timeout limit or NULL */ | |
| 7149 { | |
| 7150 reg_match = NULL; | |
| 7151 reg_mmatch = rmp; | |
| 7152 reg_buf = buf; | |
| 7153 reg_win = win; | |
| 7154 reg_firstlnum = lnum; | |
| 7155 reg_maxline = reg_buf->b_ml.ml_line_count - lnum; | |
| 7156 reg_line_lbr = FALSE; | |
| 7157 ireg_ic = rmp->rmm_ic; | |
| 7158 #ifdef FEAT_MBYTE | |
| 7159 ireg_icombine = FALSE; | |
| 7160 #endif | |
| 7161 ireg_maxcol = rmp->rmm_maxcol; | |
| 7162 | |
| 4503 | 7163 return nfa_regexec_both(NULL, col); |
| 4444 | 7164 } |
| 7165 | |
| 7166 #ifdef DEBUG | |
| 7167 # undef ENABLE_LOG | |
| 7168 #endif |