Mercurial > vim
annotate src/search.c @ 10497:4401e7bed2fe
Added tag v8.0.0141 for changeset bd5bec6291ccbf28218a95301fec109a99d234cd
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Mon, 02 Jan 2017 18:45:04 +0100 |
| parents | 37a441352da2 |
| children | 8f6df2f6d2fc |
| rev | line source |
|---|---|
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
| 7 | 2 * |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 /* | |
| 10 * search.c: code for normal mode searching commands | |
| 11 */ | |
| 12 | |
| 13 #include "vim.h" | |
| 14 | |
| 15 #ifdef FEAT_EVAL | |
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
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16 static void set_vv_searchforward(void); |
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
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17 static int first_submatch(regmmatch_T *rp); |
| 7 | 18 #endif |
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19 static int check_prevcol(char_u *linep, int col, int ch, int *prevcol); |
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
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20 static int inmacro(char_u *, char_u *); |
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
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21 static int check_linecomment(char_u *line); |
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22 static int cls(void); |
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23 static int skip_chars(int, int); |
| 7 | 24 #ifdef FEAT_TEXTOBJ |
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25 static void back_in_line(void); |
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
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26 static void find_first_blank(pos_T *); |
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
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27 static void findsent_forward(long count, int at_start_sent); |
| 7 | 28 #endif |
| 29 #ifdef FEAT_FIND_ID | |
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30 static void show_pat_in_path(char_u *, int, |
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31 int, int, FILE *, linenr_T *, long); |
| 7 | 32 #endif |
| 33 #ifdef FEAT_VIMINFO | |
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34 static void wvsp_one(FILE *fp, int idx, char *s, int sc); |
| 7 | 35 #endif |
| 36 | |
| 37 /* | |
| 38 * This file contains various searching-related routines. These fall into | |
| 39 * three groups: | |
| 40 * 1. string searches (for /, ?, n, and N) | |
| 41 * 2. character searches within a single line (for f, F, t, T, etc) | |
| 42 * 3. "other" kinds of searches like the '%' command, and 'word' searches. | |
| 43 */ | |
| 44 | |
| 45 /* | |
| 46 * String searches | |
| 47 * | |
| 48 * The string search functions are divided into two levels: | |
| 49 * lowest: searchit(); uses an pos_T for starting position and found match. | |
| 50 * Highest: do_search(); uses curwin->w_cursor; calls searchit(). | |
| 51 * | |
| 52 * The last search pattern is remembered for repeating the same search. | |
| 53 * This pattern is shared between the :g, :s, ? and / commands. | |
| 54 * This is in search_regcomp(). | |
| 55 * | |
| 56 * The actual string matching is done using a heavily modified version of | |
| 57 * Henry Spencer's regular expression library. See regexp.c. | |
| 58 */ | |
| 59 | |
| 60 /* The offset for a search command is store in a soff struct */ | |
| 61 /* Note: only spats[0].off is really used */ | |
| 62 struct soffset | |
| 63 { | |
| 1624 | 64 int dir; /* search direction, '/' or '?' */ |
| 7 | 65 int line; /* search has line offset */ |
| 66 int end; /* search set cursor at end */ | |
| 67 long off; /* line or char offset */ | |
| 68 }; | |
| 69 | |
| 70 /* A search pattern and its attributes are stored in a spat struct */ | |
| 71 struct spat | |
| 72 { | |
| 73 char_u *pat; /* the pattern (in allocated memory) or NULL */ | |
| 74 int magic; /* magicness of the pattern */ | |
| 4352 | 75 int no_scs; /* no smartcase for this pattern */ |
| 7 | 76 struct soffset off; |
| 77 }; | |
| 78 | |
| 79 /* | |
| 80 * Two search patterns are remembered: One for the :substitute command and | |
| 81 * one for other searches. last_idx points to the one that was used the last | |
| 82 * time. | |
| 83 */ | |
| 84 static struct spat spats[2] = | |
| 85 { | |
| 86 {NULL, TRUE, FALSE, {'/', 0, 0, 0L}}, /* last used search pat */ | |
| 87 {NULL, TRUE, FALSE, {'/', 0, 0, 0L}} /* last used substitute pat */ | |
| 88 }; | |
| 89 | |
| 90 static int last_idx = 0; /* index in spats[] for RE_LAST */ | |
| 91 | |
| 6991 | 92 static char_u lastc[2] = {NUL, NUL}; /* last character searched for */ |
| 93 static int lastcdir = FORWARD; /* last direction of character search */ | |
| 94 static int last_t_cmd = TRUE; /* last search t_cmd */ | |
| 95 #ifdef FEAT_MBYTE | |
| 96 static char_u lastc_bytes[MB_MAXBYTES + 1]; | |
| 97 static int lastc_bytelen = 1; /* >1 for multi-byte char */ | |
| 98 #endif | |
| 99 | |
| 7 | 100 #if defined(FEAT_AUTOCMD) || defined(FEAT_EVAL) || defined(PROTO) |
| 101 /* copy of spats[], for keeping the search patterns while executing autocmds */ | |
| 102 static struct spat saved_spats[2]; | |
| 103 static int saved_last_idx = 0; | |
| 104 # ifdef FEAT_SEARCH_EXTRA | |
| 105 static int saved_no_hlsearch = 0; | |
| 106 # endif | |
| 107 #endif | |
| 108 | |
| 109 static char_u *mr_pattern = NULL; /* pattern used by search_regcomp() */ | |
| 110 #ifdef FEAT_RIGHTLEFT | |
| 111 static int mr_pattern_alloced = FALSE; /* mr_pattern was allocated */ | |
| 112 #endif | |
| 113 | |
| 114 #ifdef FEAT_FIND_ID | |
| 115 /* | |
| 116 * Type used by find_pattern_in_path() to remember which included files have | |
| 117 * been searched already. | |
| 118 */ | |
| 119 typedef struct SearchedFile | |
| 120 { | |
| 121 FILE *fp; /* File pointer */ | |
| 122 char_u *name; /* Full name of file */ | |
| 123 linenr_T lnum; /* Line we were up to in file */ | |
| 124 int matched; /* Found a match in this file */ | |
| 125 } SearchedFile; | |
| 126 #endif | |
| 127 | |
| 128 /* | |
| 129 * translate search pattern for vim_regcomp() | |
| 130 * | |
| 131 * pat_save == RE_SEARCH: save pat in spats[RE_SEARCH].pat (normal search cmd) | |
| 132 * pat_save == RE_SUBST: save pat in spats[RE_SUBST].pat (:substitute command) | |
| 133 * pat_save == RE_BOTH: save pat in both patterns (:global command) | |
| 134 * pat_use == RE_SEARCH: use previous search pattern if "pat" is NULL | |
| 1222 | 135 * pat_use == RE_SUBST: use previous substitute pattern if "pat" is NULL |
| 7 | 136 * pat_use == RE_LAST: use last used pattern if "pat" is NULL |
| 137 * options & SEARCH_HIS: put search string in history | |
| 138 * options & SEARCH_KEEP: keep previous search pattern | |
| 139 * | |
| 140 * returns FAIL if failed, OK otherwise. | |
| 141 */ | |
| 142 int | |
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143 search_regcomp( |
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144 char_u *pat, |
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145 int pat_save, |
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146 int pat_use, |
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147 int options, |
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148 regmmatch_T *regmatch) /* return: pattern and ignore-case flag */ |
| 7 | 149 { |
| 150 int magic; | |
| 151 int i; | |
| 152 | |
| 153 rc_did_emsg = FALSE; | |
| 154 magic = p_magic; | |
| 155 | |
| 156 /* | |
| 157 * If no pattern given, use a previously defined pattern. | |
| 158 */ | |
| 159 if (pat == NULL || *pat == NUL) | |
| 160 { | |
| 161 if (pat_use == RE_LAST) | |
| 162 i = last_idx; | |
| 163 else | |
| 164 i = pat_use; | |
| 165 if (spats[i].pat == NULL) /* pattern was never defined */ | |
| 166 { | |
| 167 if (pat_use == RE_SUBST) | |
| 168 EMSG(_(e_nopresub)); | |
| 169 else | |
| 170 EMSG(_(e_noprevre)); | |
| 171 rc_did_emsg = TRUE; | |
| 172 return FAIL; | |
| 173 } | |
| 174 pat = spats[i].pat; | |
| 175 magic = spats[i].magic; | |
| 176 no_smartcase = spats[i].no_scs; | |
| 177 } | |
| 178 #ifdef FEAT_CMDHIST | |
| 179 else if (options & SEARCH_HIS) /* put new pattern in history */ | |
| 180 add_to_history(HIST_SEARCH, pat, TRUE, NUL); | |
| 181 #endif | |
| 182 | |
| 183 #ifdef FEAT_RIGHTLEFT | |
| 184 if (mr_pattern_alloced) | |
| 185 { | |
| 186 vim_free(mr_pattern); | |
| 187 mr_pattern_alloced = FALSE; | |
| 188 } | |
| 189 | |
| 190 if (curwin->w_p_rl && *curwin->w_p_rlc == 's') | |
| 191 { | |
| 192 char_u *rev_pattern; | |
| 193 | |
| 194 rev_pattern = reverse_text(pat); | |
| 195 if (rev_pattern == NULL) | |
| 196 mr_pattern = pat; /* out of memory, keep normal pattern. */ | |
| 197 else | |
| 198 { | |
| 199 mr_pattern = rev_pattern; | |
| 200 mr_pattern_alloced = TRUE; | |
| 201 } | |
| 202 } | |
| 203 else | |
| 204 #endif | |
| 205 mr_pattern = pat; | |
| 206 | |
| 207 /* | |
| 208 * Save the currently used pattern in the appropriate place, | |
| 209 * unless the pattern should not be remembered. | |
| 210 */ | |
| 5606 | 211 if (!(options & SEARCH_KEEP) && !cmdmod.keeppatterns) |
| 7 | 212 { |
| 213 /* search or global command */ | |
| 214 if (pat_save == RE_SEARCH || pat_save == RE_BOTH) | |
| 215 save_re_pat(RE_SEARCH, pat, magic); | |
| 216 /* substitute or global command */ | |
| 217 if (pat_save == RE_SUBST || pat_save == RE_BOTH) | |
| 218 save_re_pat(RE_SUBST, pat, magic); | |
| 219 } | |
| 220 | |
| 221 regmatch->rmm_ic = ignorecase(pat); | |
| 410 | 222 regmatch->rmm_maxcol = 0; |
| 7 | 223 regmatch->regprog = vim_regcomp(pat, magic ? RE_MAGIC : 0); |
| 224 if (regmatch->regprog == NULL) | |
| 225 return FAIL; | |
| 226 return OK; | |
| 227 } | |
| 228 | |
| 229 /* | |
| 230 * Get search pattern used by search_regcomp(). | |
| 231 */ | |
| 232 char_u * | |
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233 get_search_pat(void) |
| 7 | 234 { |
| 235 return mr_pattern; | |
| 236 } | |
| 237 | |
| 1344 | 238 #if defined(FEAT_RIGHTLEFT) || defined(PROTO) |
| 7 | 239 /* |
| 240 * Reverse text into allocated memory. | |
| 241 * Returns the allocated string, NULL when out of memory. | |
| 242 */ | |
| 1344 | 243 char_u * |
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244 reverse_text(char_u *s) |
| 7 | 245 { |
| 246 unsigned len; | |
| 247 unsigned s_i, rev_i; | |
| 248 char_u *rev; | |
| 249 | |
| 250 /* | |
| 251 * Reverse the pattern. | |
| 252 */ | |
| 253 len = (unsigned)STRLEN(s); | |
| 254 rev = alloc(len + 1); | |
| 255 if (rev != NULL) | |
| 256 { | |
| 257 rev_i = len; | |
| 258 for (s_i = 0; s_i < len; ++s_i) | |
| 259 { | |
| 260 # ifdef FEAT_MBYTE | |
| 261 if (has_mbyte) | |
| 262 { | |
| 263 int mb_len; | |
| 264 | |
| 474 | 265 mb_len = (*mb_ptr2len)(s + s_i); |
| 7 | 266 rev_i -= mb_len; |
| 267 mch_memmove(rev + rev_i, s + s_i, mb_len); | |
| 268 s_i += mb_len - 1; | |
| 269 } | |
| 270 else | |
| 271 # endif | |
| 272 rev[--rev_i] = s[s_i]; | |
| 273 | |
| 274 } | |
| 275 rev[len] = NUL; | |
| 276 } | |
| 277 return rev; | |
| 278 } | |
| 279 #endif | |
| 280 | |
| 6426 | 281 void |
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282 save_re_pat(int idx, char_u *pat, int magic) |
| 7 | 283 { |
| 284 if (spats[idx].pat != pat) | |
| 285 { | |
| 286 vim_free(spats[idx].pat); | |
| 287 spats[idx].pat = vim_strsave(pat); | |
| 288 spats[idx].magic = magic; | |
| 289 spats[idx].no_scs = no_smartcase; | |
| 290 last_idx = idx; | |
| 291 #ifdef FEAT_SEARCH_EXTRA | |
| 292 /* If 'hlsearch' set and search pat changed: need redraw. */ | |
| 293 if (p_hls) | |
| 745 | 294 redraw_all_later(SOME_VALID); |
| 5458 | 295 SET_NO_HLSEARCH(FALSE); |
| 7 | 296 #endif |
| 297 } | |
| 298 } | |
| 299 | |
| 300 #if defined(FEAT_AUTOCMD) || defined(FEAT_EVAL) || defined(PROTO) | |
| 301 /* | |
| 302 * Save the search patterns, so they can be restored later. | |
| 303 * Used before/after executing autocommands and user functions. | |
| 304 */ | |
| 305 static int save_level = 0; | |
| 306 | |
| 307 void | |
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308 save_search_patterns(void) |
| 7 | 309 { |
| 310 if (save_level++ == 0) | |
| 311 { | |
| 312 saved_spats[0] = spats[0]; | |
| 313 if (spats[0].pat != NULL) | |
| 314 saved_spats[0].pat = vim_strsave(spats[0].pat); | |
| 315 saved_spats[1] = spats[1]; | |
| 316 if (spats[1].pat != NULL) | |
| 317 saved_spats[1].pat = vim_strsave(spats[1].pat); | |
| 318 saved_last_idx = last_idx; | |
| 319 # ifdef FEAT_SEARCH_EXTRA | |
| 320 saved_no_hlsearch = no_hlsearch; | |
| 321 # endif | |
| 322 } | |
| 323 } | |
| 324 | |
| 325 void | |
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326 restore_search_patterns(void) |
| 7 | 327 { |
| 328 if (--save_level == 0) | |
| 329 { | |
| 330 vim_free(spats[0].pat); | |
| 331 spats[0] = saved_spats[0]; | |
| 1624 | 332 #if defined(FEAT_EVAL) |
| 333 set_vv_searchforward(); | |
| 334 #endif | |
| 7 | 335 vim_free(spats[1].pat); |
| 336 spats[1] = saved_spats[1]; | |
| 337 last_idx = saved_last_idx; | |
| 338 # ifdef FEAT_SEARCH_EXTRA | |
| 5458 | 339 SET_NO_HLSEARCH(saved_no_hlsearch); |
| 7 | 340 # endif |
| 341 } | |
| 342 } | |
| 343 #endif | |
| 344 | |
| 359 | 345 #if defined(EXITFREE) || defined(PROTO) |
| 346 void | |
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347 free_search_patterns(void) |
| 359 | 348 { |
| 349 vim_free(spats[0].pat); | |
| 350 vim_free(spats[1].pat); | |
| 1862 | 351 |
| 352 # ifdef FEAT_RIGHTLEFT | |
| 353 if (mr_pattern_alloced) | |
| 354 { | |
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355 vim_free(mr_pattern); |
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356 mr_pattern_alloced = FALSE; |
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357 mr_pattern = NULL; |
| 1862 | 358 } |
| 359 # endif | |
| 359 | 360 } |
| 361 #endif | |
| 362 | |
| 7 | 363 /* |
| 364 * Return TRUE when case should be ignored for search pattern "pat". | |
| 365 * Uses the 'ignorecase' and 'smartcase' options. | |
| 366 */ | |
| 367 int | |
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368 ignorecase(char_u *pat) |
| 7 | 369 { |
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370 return ignorecase_opt(pat, p_ic, p_scs); |
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371 } |
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372 |
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373 /* |
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374 * As ignorecase() put pass the "ic" and "scs" flags. |
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375 */ |
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376 int |
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377 ignorecase_opt(char_u *pat, int ic_in, int scs) |
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378 { |
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379 int ic = ic_in; |
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380 |
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381 if (ic && !no_smartcase && scs |
| 7 | 382 #ifdef FEAT_INS_EXPAND |
| 383 && !(ctrl_x_mode && curbuf->b_p_inf) | |
| 384 #endif | |
| 385 ) | |
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386 ic = !pat_has_uppercase(pat); |
| 7 | 387 no_smartcase = FALSE; |
| 388 | |
| 389 return ic; | |
| 390 } | |
| 391 | |
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392 /* |
| 6991 | 393 * Return TRUE if pattern "pat" has an uppercase character. |
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394 */ |
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395 int |
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396 pat_has_uppercase(char_u *pat) |
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397 { |
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398 char_u *p = pat; |
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399 |
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400 while (*p != NUL) |
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401 { |
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402 #ifdef FEAT_MBYTE |
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403 int l; |
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404 |
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405 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1) |
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406 { |
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407 if (enc_utf8 && utf_isupper(utf_ptr2char(p))) |
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408 return TRUE; |
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409 p += l; |
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410 } |
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411 else |
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412 #endif |
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413 if (*p == '\\') |
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414 { |
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415 if (p[1] == '_' && p[2] != NUL) /* skip "\_X" */ |
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416 p += 3; |
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417 else if (p[1] == '%' && p[2] != NUL) /* skip "\%X" */ |
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418 p += 3; |
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419 else if (p[1] != NUL) /* skip "\X" */ |
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420 p += 2; |
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421 else |
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422 p += 1; |
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423 } |
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424 else if (MB_ISUPPER(*p)) |
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425 return TRUE; |
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426 else |
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427 ++p; |
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428 } |
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429 return FALSE; |
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430 } |
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431 |
| 7 | 432 char_u * |
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433 last_csearch(void) |
| 6991 | 434 { |
| 435 #ifdef FEAT_MBYTE | |
| 436 return lastc_bytes; | |
| 437 #else | |
| 438 return lastc; | |
| 439 #endif | |
| 440 } | |
| 441 | |
| 442 int | |
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443 last_csearch_forward(void) |
| 6991 | 444 { |
| 445 return lastcdir == FORWARD; | |
| 446 } | |
| 447 | |
| 448 int | |
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449 last_csearch_until(void) |
| 6991 | 450 { |
| 451 return last_t_cmd == TRUE; | |
| 452 } | |
| 453 | |
| 454 void | |
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455 set_last_csearch(int c, char_u *s UNUSED, int len UNUSED) |
| 6991 | 456 { |
| 457 *lastc = c; | |
| 458 #ifdef FEAT_MBYTE | |
| 459 lastc_bytelen = len; | |
| 460 if (len) | |
| 461 memcpy(lastc_bytes, s, len); | |
| 462 else | |
| 463 vim_memset(lastc_bytes, 0, sizeof(lastc_bytes)); | |
| 464 #endif | |
| 465 } | |
| 466 | |
| 467 void | |
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468 set_csearch_direction(int cdir) |
| 6991 | 469 { |
| 470 lastcdir = cdir; | |
| 471 } | |
| 472 | |
| 473 void | |
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474 set_csearch_until(int t_cmd) |
| 6991 | 475 { |
| 476 last_t_cmd = t_cmd; | |
| 477 } | |
| 478 | |
| 479 char_u * | |
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480 last_search_pat(void) |
| 7 | 481 { |
| 482 return spats[last_idx].pat; | |
| 483 } | |
| 484 | |
| 485 /* | |
| 486 * Reset search direction to forward. For "gd" and "gD" commands. | |
| 487 */ | |
| 488 void | |
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489 reset_search_dir(void) |
| 7 | 490 { |
| 491 spats[0].off.dir = '/'; | |
| 1624 | 492 #if defined(FEAT_EVAL) |
| 493 set_vv_searchforward(); | |
| 494 #endif | |
| 7 | 495 } |
| 496 | |
| 497 #if defined(FEAT_EVAL) || defined(FEAT_VIMINFO) | |
| 498 /* | |
| 499 * Set the last search pattern. For ":let @/ =" and viminfo. | |
| 500 * Also set the saved search pattern, so that this works in an autocommand. | |
| 501 */ | |
| 502 void | |
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503 set_last_search_pat( |
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504 char_u *s, |
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505 int idx, |
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506 int magic, |
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507 int setlast) |
| 7 | 508 { |
| 509 vim_free(spats[idx].pat); | |
| 510 /* An empty string means that nothing should be matched. */ | |
| 511 if (*s == NUL) | |
| 512 spats[idx].pat = NULL; | |
| 513 else | |
| 514 spats[idx].pat = vim_strsave(s); | |
| 515 spats[idx].magic = magic; | |
| 516 spats[idx].no_scs = FALSE; | |
| 517 spats[idx].off.dir = '/'; | |
| 1624 | 518 #if defined(FEAT_EVAL) |
| 519 set_vv_searchforward(); | |
| 520 #endif | |
| 7 | 521 spats[idx].off.line = FALSE; |
| 522 spats[idx].off.end = FALSE; | |
| 523 spats[idx].off.off = 0; | |
| 524 if (setlast) | |
| 525 last_idx = idx; | |
| 526 if (save_level) | |
| 527 { | |
| 528 vim_free(saved_spats[idx].pat); | |
| 529 saved_spats[idx] = spats[0]; | |
| 530 if (spats[idx].pat == NULL) | |
| 531 saved_spats[idx].pat = NULL; | |
| 532 else | |
| 533 saved_spats[idx].pat = vim_strsave(spats[idx].pat); | |
| 534 saved_last_idx = last_idx; | |
| 535 } | |
| 536 # ifdef FEAT_SEARCH_EXTRA | |
| 537 /* If 'hlsearch' set and search pat changed: need redraw. */ | |
| 538 if (p_hls && idx == last_idx && !no_hlsearch) | |
| 745 | 539 redraw_all_later(SOME_VALID); |
| 7 | 540 # endif |
| 541 } | |
| 542 #endif | |
| 543 | |
| 544 #ifdef FEAT_SEARCH_EXTRA | |
| 545 /* | |
| 546 * Get a regexp program for the last used search pattern. | |
| 547 * This is used for highlighting all matches in a window. | |
| 548 * Values returned in regmatch->regprog and regmatch->rmm_ic. | |
| 549 */ | |
| 550 void | |
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551 last_pat_prog(regmmatch_T *regmatch) |
| 7 | 552 { |
| 553 if (spats[last_idx].pat == NULL) | |
| 554 { | |
| 555 regmatch->regprog = NULL; | |
| 556 return; | |
| 557 } | |
| 558 ++emsg_off; /* So it doesn't beep if bad expr */ | |
| 559 (void)search_regcomp((char_u *)"", 0, last_idx, SEARCH_KEEP, regmatch); | |
| 560 --emsg_off; | |
| 561 } | |
| 562 #endif | |
| 563 | |
| 564 /* | |
| 5735 | 565 * Lowest level search function. |
| 7 | 566 * Search for 'count'th occurrence of pattern 'pat' in direction 'dir'. |
| 567 * Start at position 'pos' and return the found position in 'pos'. | |
| 568 * | |
| 569 * if (options & SEARCH_MSG) == 0 don't give any messages | |
| 570 * if (options & SEARCH_MSG) == SEARCH_NFMSG don't give 'notfound' messages | |
| 571 * if (options & SEARCH_MSG) == SEARCH_MSG give all messages | |
| 572 * if (options & SEARCH_HIS) put search pattern in history | |
| 573 * if (options & SEARCH_END) return position at end of match | |
| 574 * if (options & SEARCH_START) accept match at pos itself | |
| 575 * if (options & SEARCH_KEEP) keep previous search pattern | |
| 576 * if (options & SEARCH_FOLD) match only once in a closed fold | |
| 577 * if (options & SEARCH_PEEK) check for typed char, cancel search | |
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578 * if (options & SEARCH_COL) start at pos->col instead of zero |
| 7 | 579 * |
| 580 * Return FAIL (zero) for failure, non-zero for success. | |
| 581 * When FEAT_EVAL is defined, returns the index of the first matching | |
| 582 * subpattern plus one; one if there was none. | |
| 583 */ | |
| 584 int | |
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585 searchit( |
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586 win_T *win, /* window to search in; can be NULL for a |
| 7 | 587 buffer without a window! */ |
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588 buf_T *buf, |
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589 pos_T *pos, |
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590 int dir, |
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591 char_u *pat, |
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592 long count, |
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593 int options, |
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594 int pat_use, /* which pattern to use when "pat" is empty */ |
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
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changeset
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595 linenr_T stop_lnum, /* stop after this line number when != 0 */ |
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
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changeset
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596 proftime_T *tm UNUSED) /* timeout limit or NULL */ |
| 7 | 597 { |
| 598 int found; | |
| 599 linenr_T lnum; /* no init to shut up Apollo cc */ | |
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changeset
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600 colnr_T col; |
| 7 | 601 regmmatch_T regmatch; |
| 602 char_u *ptr; | |
| 603 colnr_T matchcol; | |
| 604 lpos_T endpos; | |
| 140 | 605 lpos_T matchpos; |
| 7 | 606 int loop; |
| 607 pos_T start_pos; | |
| 608 int at_first_line; | |
| 609 int extra_col; | |
| 6903 | 610 int start_char_len; |
| 7 | 611 int match_ok; |
| 612 long nmatched; | |
| 613 int submatch = 0; | |
| 6402 | 614 int first_match = TRUE; |
| 648 | 615 int save_called_emsg = called_emsg; |
| 7 | 616 #ifdef FEAT_SEARCH_EXTRA |
| 617 int break_loop = FALSE; | |
| 618 #endif | |
| 619 | |
| 620 if (search_regcomp(pat, RE_SEARCH, pat_use, | |
| 621 (options & (SEARCH_HIS + SEARCH_KEEP)), ®match) == FAIL) | |
| 622 { | |
| 623 if ((options & SEARCH_MSG) && !rc_did_emsg) | |
| 624 EMSG2(_("E383: Invalid search string: %s"), mr_pattern); | |
| 625 return FAIL; | |
| 626 } | |
| 627 | |
| 648 | 628 /* |
| 629 * find the string | |
| 630 */ | |
| 7 | 631 called_emsg = FALSE; |
| 632 do /* loop for count */ | |
| 633 { | |
| 6402 | 634 /* When not accepting a match at the start position set "extra_col" to |
| 635 * a non-zero value. Don't do that when starting at MAXCOL, since | |
| 636 * MAXCOL + 1 is zero. */ | |
| 6903 | 637 if (pos->col == MAXCOL) |
| 638 start_char_len = 0; | |
| 6402 | 639 #ifdef FEAT_MBYTE |
| 640 /* Watch out for the "col" being MAXCOL - 2, used in a closed fold. */ | |
| 6903 | 641 else if (has_mbyte |
| 642 && pos->lnum >= 1 && pos->lnum <= buf->b_ml.ml_line_count | |
| 643 && pos->col < MAXCOL - 2) | |
| 6402 | 644 { |
| 645 ptr = ml_get_buf(buf, pos->lnum, FALSE) + pos->col; | |
| 646 if (*ptr == NUL) | |
| 6903 | 647 start_char_len = 1; |
| 6402 | 648 else |
| 6903 | 649 start_char_len = (*mb_ptr2len)(ptr); |
| 6402 | 650 } |
| 651 #endif | |
| 652 else | |
| 6903 | 653 start_char_len = 1; |
| 654 if (dir == FORWARD) | |
| 655 { | |
| 656 if (options & SEARCH_START) | |
| 657 extra_col = 0; | |
| 658 else | |
| 659 extra_col = start_char_len; | |
| 660 } | |
| 661 else | |
| 662 { | |
| 663 if (options & SEARCH_START) | |
| 664 extra_col = start_char_len; | |
| 665 else | |
| 666 extra_col = 0; | |
| 667 } | |
| 6402 | 668 |
| 7 | 669 start_pos = *pos; /* remember start pos for detecting no match */ |
| 670 found = 0; /* default: not found */ | |
| 671 at_first_line = TRUE; /* default: start in first line */ | |
| 672 if (pos->lnum == 0) /* correct lnum for when starting in line 0 */ | |
| 673 { | |
| 674 pos->lnum = 1; | |
| 675 pos->col = 0; | |
| 676 at_first_line = FALSE; /* not in first line now */ | |
| 677 } | |
| 678 | |
| 679 /* | |
| 680 * Start searching in current line, unless searching backwards and | |
| 681 * we're in column 0. | |
| 1311 | 682 * If we are searching backwards, in column 0, and not including the |
| 683 * current position, gain some efficiency by skipping back a line. | |
| 684 * Otherwise begin the search in the current line. | |
| 7 | 685 */ |
| 1311 | 686 if (dir == BACKWARD && start_pos.col == 0 |
| 687 && (options & SEARCH_START) == 0) | |
| 7 | 688 { |
| 689 lnum = pos->lnum - 1; | |
| 690 at_first_line = FALSE; | |
| 691 } | |
| 692 else | |
| 693 lnum = pos->lnum; | |
| 694 | |
| 695 for (loop = 0; loop <= 1; ++loop) /* loop twice if 'wrapscan' set */ | |
| 696 { | |
| 697 for ( ; lnum > 0 && lnum <= buf->b_ml.ml_line_count; | |
| 698 lnum += dir, at_first_line = FALSE) | |
| 699 { | |
| 692 | 700 /* Stop after checking "stop_lnum", if it's set. */ |
| 701 if (stop_lnum != 0 && (dir == FORWARD | |
| 702 ? lnum > stop_lnum : lnum < stop_lnum)) | |
| 703 break; | |
| 1496 | 704 #ifdef FEAT_RELTIME |
| 705 /* Stop after passing the "tm" time limit. */ | |
| 706 if (tm != NULL && profile_passed_limit(tm)) | |
| 707 break; | |
| 708 #endif | |
| 692 | 709 |
| 7 | 710 /* |
| 140 | 711 * Look for a match somewhere in line "lnum". |
| 7 | 712 */ |
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713 col = at_first_line && (options & SEARCH_COL) ? pos->col |
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commit https://github.com/vim/vim/commit/ad4d8a192abf44b89371af87d70b971cd654b799
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714 : (colnr_T)0; |
| 7 | 715 nmatched = vim_regexec_multi(®match, win, buf, |
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716 lnum, col, |
| 1521 | 717 #ifdef FEAT_RELTIME |
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718 tm |
| 1521 | 719 #else |
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commit https://github.com/vim/vim/commit/ad4d8a192abf44b89371af87d70b971cd654b799
Christian Brabandt <cb@256bit.org>
parents:
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720 NULL |
| 1521 | 721 #endif |
| 722 ); | |
| 7 | 723 /* Abort searching on an error (e.g., out of stack). */ |
| 724 if (called_emsg) | |
| 725 break; | |
| 726 if (nmatched > 0) | |
| 727 { | |
| 728 /* match may actually be in another line when using \zs */ | |
| 140 | 729 matchpos = regmatch.startpos[0]; |
| 7 | 730 endpos = regmatch.endpos[0]; |
| 1521 | 731 #ifdef FEAT_EVAL |
| 7 | 732 submatch = first_submatch(®match); |
| 1521 | 733 #endif |
| 1544 | 734 /* "lnum" may be past end of buffer for "\n\zs". */ |
| 685 | 735 if (lnum + matchpos.lnum > buf->b_ml.ml_line_count) |
| 736 ptr = (char_u *)""; | |
| 737 else | |
| 738 ptr = ml_get_buf(buf, lnum + matchpos.lnum, FALSE); | |
| 7 | 739 |
| 740 /* | |
| 741 * Forward search in the first line: match should be after | |
| 742 * the start position. If not, continue at the end of the | |
| 743 * match (this is vi compatible) or on the next char. | |
| 744 */ | |
| 745 if (dir == FORWARD && at_first_line) | |
| 746 { | |
| 747 match_ok = TRUE; | |
| 748 /* | |
| 140 | 749 * When the match starts in a next line it's certainly |
| 750 * past the start position. | |
| 7 | 751 * When match lands on a NUL the cursor will be put |
| 752 * one back afterwards, compare with that position, | |
| 753 * otherwise "/$" will get stuck on end of line. | |
| 754 */ | |
| 140 | 755 while (matchpos.lnum == 0 |
| 6402 | 756 && ((options & SEARCH_END) && first_match |
| 140 | 757 ? (nmatched == 1 |
| 758 && (int)endpos.col - 1 | |
| 7 | 759 < (int)start_pos.col + extra_col) |
| 140 | 760 : ((int)matchpos.col |
| 761 - (ptr[matchpos.col] == NUL) | |
| 762 < (int)start_pos.col + extra_col))) | |
| 7 | 763 { |
| 764 /* | |
| 765 * If vi-compatible searching, continue at the end | |
| 766 * of the match, otherwise continue one position | |
| 767 * forward. | |
| 768 */ | |
| 769 if (vim_strchr(p_cpo, CPO_SEARCH) != NULL) | |
| 770 { | |
| 771 if (nmatched > 1) | |
| 772 { | |
| 773 /* end is in next line, thus no match in | |
| 774 * this line */ | |
| 775 match_ok = FALSE; | |
| 776 break; | |
| 777 } | |
| 778 matchcol = endpos.col; | |
| 779 /* for empty match: advance one char */ | |
| 140 | 780 if (matchcol == matchpos.col |
| 7 | 781 && ptr[matchcol] != NUL) |
| 782 { | |
| 783 #ifdef FEAT_MBYTE | |
| 784 if (has_mbyte) | |
| 785 matchcol += | |
| 474 | 786 (*mb_ptr2len)(ptr + matchcol); |
| 7 | 787 else |
| 788 #endif | |
| 789 ++matchcol; | |
| 790 } | |
| 791 } | |
| 792 else | |
| 793 { | |
| 140 | 794 matchcol = matchpos.col; |
| 7 | 795 if (ptr[matchcol] != NUL) |
| 796 { | |
| 797 #ifdef FEAT_MBYTE | |
| 798 if (has_mbyte) | |
| 474 | 799 matchcol += (*mb_ptr2len)(ptr |
| 7 | 800 + matchcol); |
| 801 else | |
| 802 #endif | |
| 803 ++matchcol; | |
| 804 } | |
| 805 } | |
| 4252 | 806 if (matchcol == 0 && (options & SEARCH_START)) |
| 4240 | 807 break; |
| 7 | 808 if (ptr[matchcol] == NUL |
| 809 || (nmatched = vim_regexec_multi(®match, | |
| 140 | 810 win, buf, lnum + matchpos.lnum, |
| 1521 | 811 matchcol, |
| 812 #ifdef FEAT_RELTIME | |
| 813 tm | |
| 814 #else | |
| 815 NULL | |
| 816 #endif | |
| 817 )) == 0) | |
| 7 | 818 { |
| 819 match_ok = FALSE; | |
| 820 break; | |
| 821 } | |
| 140 | 822 matchpos = regmatch.startpos[0]; |
| 7 | 823 endpos = regmatch.endpos[0]; |
| 824 # ifdef FEAT_EVAL | |
| 825 submatch = first_submatch(®match); | |
| 826 # endif | |
| 827 | |
| 828 /* Need to get the line pointer again, a | |
| 829 * multi-line search may have made it invalid. */ | |
| 140 | 830 ptr = ml_get_buf(buf, lnum + matchpos.lnum, FALSE); |
| 7 | 831 } |
| 832 if (!match_ok) | |
| 833 continue; | |
| 834 } | |
| 835 if (dir == BACKWARD) | |
| 836 { | |
| 837 /* | |
| 838 * Now, if there are multiple matches on this line, | |
| 839 * we have to get the last one. Or the last one before | |
| 840 * the cursor, if we're on that line. | |
| 841 * When putting the new cursor at the end, compare | |
| 842 * relative to the end of the match. | |
| 843 */ | |
| 844 match_ok = FALSE; | |
| 845 for (;;) | |
| 846 { | |
| 140 | 847 /* Remember a position that is before the start |
| 848 * position, we use it if it's the last match in | |
| 849 * the line. Always accept a position after | |
| 850 * wrapping around. */ | |
| 851 if (loop | |
| 852 || ((options & SEARCH_END) | |
| 853 ? (lnum + regmatch.endpos[0].lnum | |
| 854 < start_pos.lnum | |
| 855 || (lnum + regmatch.endpos[0].lnum | |
| 856 == start_pos.lnum | |
| 857 && (int)regmatch.endpos[0].col - 1 | |
| 6903 | 858 < (int)start_pos.col |
| 859 + extra_col)) | |
| 140 | 860 : (lnum + regmatch.startpos[0].lnum |
| 861 < start_pos.lnum | |
| 862 || (lnum + regmatch.startpos[0].lnum | |
| 863 == start_pos.lnum | |
| 864 && (int)regmatch.startpos[0].col | |
| 6903 | 865 < (int)start_pos.col |
| 866 + extra_col)))) | |
| 7 | 867 { |
| 868 match_ok = TRUE; | |
| 140 | 869 matchpos = regmatch.startpos[0]; |
| 7 | 870 endpos = regmatch.endpos[0]; |
| 871 # ifdef FEAT_EVAL | |
| 872 submatch = first_submatch(®match); | |
| 873 # endif | |
| 874 } | |
| 875 else | |
| 876 break; | |
| 877 | |
| 878 /* | |
| 879 * We found a valid match, now check if there is | |
| 880 * another one after it. | |
| 881 * If vi-compatible searching, continue at the end | |
| 882 * of the match, otherwise continue one position | |
| 883 * forward. | |
| 884 */ | |
| 885 if (vim_strchr(p_cpo, CPO_SEARCH) != NULL) | |
| 886 { | |
| 887 if (nmatched > 1) | |
| 888 break; | |
| 889 matchcol = endpos.col; | |
| 890 /* for empty match: advance one char */ | |
| 140 | 891 if (matchcol == matchpos.col |
| 7 | 892 && ptr[matchcol] != NUL) |
| 893 { | |
| 894 #ifdef FEAT_MBYTE | |
| 895 if (has_mbyte) | |
| 896 matchcol += | |
| 474 | 897 (*mb_ptr2len)(ptr + matchcol); |
| 7 | 898 else |
| 899 #endif | |
| 900 ++matchcol; | |
| 901 } | |
| 902 } | |
| 903 else | |
| 904 { | |
| 140 | 905 /* Stop when the match is in a next line. */ |
| 906 if (matchpos.lnum > 0) | |
| 907 break; | |
| 908 matchcol = matchpos.col; | |
| 7 | 909 if (ptr[matchcol] != NUL) |
| 910 { | |
| 911 #ifdef FEAT_MBYTE | |
| 912 if (has_mbyte) | |
| 913 matchcol += | |
| 474 | 914 (*mb_ptr2len)(ptr + matchcol); |
| 7 | 915 else |
| 916 #endif | |
| 917 ++matchcol; | |
| 918 } | |
| 919 } | |
| 920 if (ptr[matchcol] == NUL | |
| 921 || (nmatched = vim_regexec_multi(®match, | |
| 140 | 922 win, buf, lnum + matchpos.lnum, |
| 1521 | 923 matchcol, |
| 924 #ifdef FEAT_RELTIME | |
| 925 tm | |
| 926 #else | |
| 927 NULL | |
| 928 #endif | |
| 929 )) == 0) | |
| 7 | 930 break; |
| 931 | |
| 932 /* Need to get the line pointer again, a | |
| 933 * multi-line search may have made it invalid. */ | |
| 140 | 934 ptr = ml_get_buf(buf, lnum + matchpos.lnum, FALSE); |
| 7 | 935 } |
| 936 | |
| 937 /* | |
| 938 * If there is only a match after the cursor, skip | |
| 939 * this match. | |
| 940 */ | |
| 941 if (!match_ok) | |
| 942 continue; | |
| 943 } | |
| 944 | |
| 1544 | 945 /* With the SEARCH_END option move to the last character |
| 946 * of the match. Don't do it for an empty match, end | |
| 947 * should be same as start then. */ | |
| 4252 | 948 if ((options & SEARCH_END) && !(options & SEARCH_NOOF) |
| 1544 | 949 && !(matchpos.lnum == endpos.lnum |
| 950 && matchpos.col == endpos.col)) | |
| 7 | 951 { |
| 1544 | 952 /* For a match in the first column, set the position |
| 953 * on the NUL in the previous line. */ | |
| 140 | 954 pos->lnum = lnum + endpos.lnum; |
| 1544 | 955 pos->col = endpos.col; |
| 956 if (endpos.col == 0) | |
| 819 | 957 { |
| 1544 | 958 if (pos->lnum > 1) /* just in case */ |
| 959 { | |
| 960 --pos->lnum; | |
| 961 pos->col = (colnr_T)STRLEN(ml_get_buf(buf, | |
| 962 pos->lnum, FALSE)); | |
| 963 } | |
| 964 } | |
| 965 else | |
| 966 { | |
| 967 --pos->col; | |
| 968 #ifdef FEAT_MBYTE | |
| 969 if (has_mbyte | |
| 970 && pos->lnum <= buf->b_ml.ml_line_count) | |
| 971 { | |
| 1060 | 972 ptr = ml_get_buf(buf, pos->lnum, FALSE); |
| 1544 | 973 pos->col -= (*mb_head_off)(ptr, ptr + pos->col); |
| 974 } | |
| 975 #endif | |
| 819 | 976 } |
| 7 | 977 } |
| 978 else | |
| 979 { | |
| 140 | 980 pos->lnum = lnum + matchpos.lnum; |
| 981 pos->col = matchpos.col; | |
| 7 | 982 } |
| 983 #ifdef FEAT_VIRTUALEDIT | |
| 984 pos->coladd = 0; | |
| 985 #endif | |
| 986 found = 1; | |
| 6402 | 987 first_match = FALSE; |
| 7 | 988 |
| 989 /* Set variables used for 'incsearch' highlighting. */ | |
| 140 | 990 search_match_lines = endpos.lnum - matchpos.lnum; |
| 7 | 991 search_match_endcol = endpos.col; |
| 992 break; | |
| 993 } | |
| 994 line_breakcheck(); /* stop if ctrl-C typed */ | |
| 995 if (got_int) | |
| 996 break; | |
| 997 | |
| 998 #ifdef FEAT_SEARCH_EXTRA | |
| 999 /* Cancel searching if a character was typed. Used for | |
| 1000 * 'incsearch'. Don't check too often, that would slowdown | |
| 1001 * searching too much. */ | |
| 1002 if ((options & SEARCH_PEEK) | |
| 1003 && ((lnum - pos->lnum) & 0x3f) == 0 | |
| 1004 && char_avail()) | |
| 1005 { | |
| 1006 break_loop = TRUE; | |
| 1007 break; | |
| 1008 } | |
| 1009 #endif | |
| 1010 | |
| 1011 if (loop && lnum == start_pos.lnum) | |
| 1012 break; /* if second loop, stop where started */ | |
| 1013 } | |
| 1014 at_first_line = FALSE; | |
| 1015 | |
| 1016 /* | |
| 692 | 1017 * Stop the search if wrapscan isn't set, "stop_lnum" is |
| 1018 * specified, after an interrupt, after a match and after looping | |
| 1019 * twice. | |
| 7 | 1020 */ |
| 692 | 1021 if (!p_ws || stop_lnum != 0 || got_int || called_emsg |
| 1877 | 1022 #ifdef FEAT_SEARCH_EXTRA |
| 1023 || break_loop | |
| 1024 #endif | |
| 1025 || found || loop) | |
| 7 | 1026 break; |
| 1027 | |
| 1028 /* | |
| 1029 * If 'wrapscan' is set we continue at the other end of the file. | |
| 1030 * If 'shortmess' does not contain 's', we give a message. | |
| 1031 * This message is also remembered in keep_msg for when the screen | |
| 1032 * is redrawn. The keep_msg is cleared whenever another message is | |
| 1033 * written. | |
| 1034 */ | |
| 1035 if (dir == BACKWARD) /* start second loop at the other end */ | |
| 1036 lnum = buf->b_ml.ml_line_count; | |
| 1037 else | |
| 1038 lnum = 1; | |
| 504 | 1039 if (!shortmess(SHM_SEARCH) && (options & SEARCH_MSG)) |
| 1040 give_warning((char_u *)_(dir == BACKWARD | |
| 1041 ? top_bot_msg : bot_top_msg), TRUE); | |
| 7 | 1042 } |
| 1877 | 1043 if (got_int || called_emsg |
| 1044 #ifdef FEAT_SEARCH_EXTRA | |
| 1045 || break_loop | |
| 1046 #endif | |
| 1047 ) | |
| 7 | 1048 break; |
| 1049 } | |
| 1050 while (--count > 0 && found); /* stop after count matches or no match */ | |
| 1051 | |
|
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1052 vim_regfree(regmatch.regprog); |
| 7 | 1053 |
| 648 | 1054 called_emsg |= save_called_emsg; |
| 1055 | |
| 7 | 1056 if (!found) /* did not find it */ |
| 1057 { | |
| 1058 if (got_int) | |
| 1059 EMSG(_(e_interr)); | |
| 1060 else if ((options & SEARCH_MSG) == SEARCH_MSG) | |
| 1061 { | |
| 1062 if (p_ws) | |
| 1063 EMSG2(_(e_patnotf2), mr_pattern); | |
| 1064 else if (lnum == 0) | |
| 1065 EMSG2(_("E384: search hit TOP without match for: %s"), | |
| 1066 mr_pattern); | |
| 1067 else | |
| 1068 EMSG2(_("E385: search hit BOTTOM without match for: %s"), | |
| 1069 mr_pattern); | |
| 1070 } | |
| 1071 return FAIL; | |
| 1072 } | |
| 1073 | |
| 685 | 1074 /* A pattern like "\n\zs" may go past the last line. */ |
| 1075 if (pos->lnum > buf->b_ml.ml_line_count) | |
| 1076 { | |
| 1077 pos->lnum = buf->b_ml.ml_line_count; | |
| 835 | 1078 pos->col = (int)STRLEN(ml_get_buf(buf, pos->lnum, FALSE)); |
| 685 | 1079 if (pos->col > 0) |
| 1080 --pos->col; | |
| 1081 } | |
| 1082 | |
| 7 | 1083 return submatch + 1; |
| 1084 } | |
| 1085 | |
| 1086 #ifdef FEAT_EVAL | |
| 1624 | 1087 void |
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parents:
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diff
changeset
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1088 set_search_direction(int cdir) |
| 1624 | 1089 { |
| 1090 spats[0].off.dir = cdir; | |
| 1091 } | |
| 1092 | |
| 1093 static void | |
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
1094 set_vv_searchforward(void) |
| 1624 | 1095 { |
| 1096 set_vim_var_nr(VV_SEARCHFORWARD, (long)(spats[0].off.dir == '/')); | |
| 1097 } | |
| 1098 | |
| 7 | 1099 /* |
| 1100 * Return the number of the first subpat that matched. | |
|
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1101 * Return zero if none of them matched. |
| 7 | 1102 */ |
| 1103 static int | |
|
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1104 first_submatch(regmmatch_T *rp) |
| 7 | 1105 { |
| 1106 int submatch; | |
| 1107 | |
| 1108 for (submatch = 1; ; ++submatch) | |
| 1109 { | |
| 1110 if (rp->startpos[submatch].lnum >= 0) | |
| 1111 break; | |
| 1112 if (submatch == 9) | |
| 1113 { | |
| 1114 submatch = 0; | |
| 1115 break; | |
| 1116 } | |
| 1117 } | |
| 1118 return submatch; | |
| 1119 } | |
| 1120 #endif | |
| 1121 | |
| 1122 /* | |
| 1123 * Highest level string search function. | |
| 1222 | 1124 * Search for the 'count'th occurrence of pattern 'pat' in direction 'dirc' |
| 7 | 1125 * If 'dirc' is 0: use previous dir. |
| 1126 * If 'pat' is NULL or empty : use previous string. | |
| 1127 * If 'options & SEARCH_REV' : go in reverse of previous dir. | |
| 1128 * If 'options & SEARCH_ECHO': echo the search command and handle options | |
| 1129 * If 'options & SEARCH_MSG' : may give error message | |
| 1130 * If 'options & SEARCH_OPT' : interpret optional flags | |
| 1131 * If 'options & SEARCH_HIS' : put search pattern in history | |
| 1132 * If 'options & SEARCH_NOOF': don't add offset to position | |
| 1133 * If 'options & SEARCH_MARK': set previous context mark | |
| 1134 * If 'options & SEARCH_KEEP': keep previous search pattern | |
| 1135 * If 'options & SEARCH_START': accept match at curpos itself | |
| 1136 * If 'options & SEARCH_PEEK': check for typed char, cancel search | |
| 1137 * | |
| 1138 * Careful: If spats[0].off.line == TRUE and spats[0].off.off == 0 this | |
| 1139 * makes the movement linewise without moving the match position. | |
| 1140 * | |
| 6661 | 1141 * Return 0 for failure, 1 for found, 2 for found and line offset added. |
| 7 | 1142 */ |
| 1143 int | |
|
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1144 do_search( |
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1145 oparg_T *oap, /* can be NULL */ |
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1146 int dirc, /* '/' or '?' */ |
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1147 char_u *pat, |
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1148 long count, |
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1149 int options, |
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1150 proftime_T *tm) /* timeout limit or NULL */ |
| 7 | 1151 { |
| 1152 pos_T pos; /* position of the last match */ | |
| 1153 char_u *searchstr; | |
| 1154 struct soffset old_off; | |
| 1155 int retval; /* Return value */ | |
| 1156 char_u *p; | |
| 1157 long c; | |
| 1158 char_u *dircp; | |
| 1159 char_u *strcopy = NULL; | |
| 1160 char_u *ps; | |
| 1161 | |
| 1162 /* | |
| 1163 * A line offset is not remembered, this is vi compatible. | |
| 1164 */ | |
| 1165 if (spats[0].off.line && vim_strchr(p_cpo, CPO_LINEOFF) != NULL) | |
| 1166 { | |
| 1167 spats[0].off.line = FALSE; | |
| 1168 spats[0].off.off = 0; | |
| 1169 } | |
| 1170 | |
| 1171 /* | |
| 1172 * Save the values for when (options & SEARCH_KEEP) is used. | |
| 1173 * (there is no "if ()" around this because gcc wants them initialized) | |
| 1174 */ | |
| 1175 old_off = spats[0].off; | |
| 1176 | |
| 1177 pos = curwin->w_cursor; /* start searching at the cursor position */ | |
| 1178 | |
| 1179 /* | |
| 1180 * Find out the direction of the search. | |
| 1181 */ | |
| 1182 if (dirc == 0) | |
| 1183 dirc = spats[0].off.dir; | |
| 1184 else | |
| 1624 | 1185 { |
| 7 | 1186 spats[0].off.dir = dirc; |
| 1624 | 1187 #if defined(FEAT_EVAL) |
| 1188 set_vv_searchforward(); | |
| 1189 #endif | |
| 1190 } | |
| 7 | 1191 if (options & SEARCH_REV) |
| 1192 { | |
| 1193 #ifdef WIN32 | |
| 1194 /* There is a bug in the Visual C++ 2.2 compiler which means that | |
| 1195 * dirc always ends up being '/' */ | |
| 1196 dirc = (dirc == '/') ? '?' : '/'; | |
| 1197 #else | |
| 1198 if (dirc == '/') | |
| 1199 dirc = '?'; | |
| 1200 else | |
| 1201 dirc = '/'; | |
| 1202 #endif | |
| 1203 } | |
| 1204 | |
| 1205 #ifdef FEAT_FOLDING | |
| 1206 /* If the cursor is in a closed fold, don't find another match in the same | |
| 1207 * fold. */ | |
| 1208 if (dirc == '/') | |
| 1209 { | |
| 1210 if (hasFolding(pos.lnum, NULL, &pos.lnum)) | |
| 1211 pos.col = MAXCOL - 2; /* avoid overflow when adding 1 */ | |
| 1212 } | |
| 1213 else | |
| 1214 { | |
| 1215 if (hasFolding(pos.lnum, &pos.lnum, NULL)) | |
| 1216 pos.col = 0; | |
| 1217 } | |
| 1218 #endif | |
| 1219 | |
| 1220 #ifdef FEAT_SEARCH_EXTRA | |
| 1221 /* | |
| 1222 * Turn 'hlsearch' highlighting back on. | |
| 1223 */ | |
| 1224 if (no_hlsearch && !(options & SEARCH_KEEP)) | |
| 1225 { | |
| 745 | 1226 redraw_all_later(SOME_VALID); |
| 5458 | 1227 SET_NO_HLSEARCH(FALSE); |
| 7 | 1228 } |
| 1229 #endif | |
| 1230 | |
| 1231 /* | |
| 1232 * Repeat the search when pattern followed by ';', e.g. "/foo/;?bar". | |
| 1233 */ | |
| 1234 for (;;) | |
| 1235 { | |
| 1236 searchstr = pat; | |
| 1237 dircp = NULL; | |
| 1238 /* use previous pattern */ | |
| 1239 if (pat == NULL || *pat == NUL || *pat == dirc) | |
| 1240 { | |
| 1241 if (spats[RE_SEARCH].pat == NULL) /* no previous pattern */ | |
| 1242 { | |
|
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1243 searchstr = spats[RE_SUBST].pat; |
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1244 if (searchstr == NULL) |
| 2719 | 1245 { |
| 1246 EMSG(_(e_noprevre)); | |
| 1247 retval = 0; | |
| 1248 goto end_do_search; | |
| 1249 } | |
| 7 | 1250 } |
| 2719 | 1251 else |
| 1252 { | |
| 1253 /* make search_regcomp() use spats[RE_SEARCH].pat */ | |
| 1254 searchstr = (char_u *)""; | |
| 1255 } | |
| 7 | 1256 } |
| 1257 | |
| 1258 if (pat != NULL && *pat != NUL) /* look for (new) offset */ | |
| 1259 { | |
| 1260 /* | |
| 1261 * Find end of regular expression. | |
| 1262 * If there is a matching '/' or '?', toss it. | |
| 1263 */ | |
| 1264 ps = strcopy; | |
| 1265 p = skip_regexp(pat, dirc, (int)p_magic, &strcopy); | |
| 1266 if (strcopy != ps) | |
| 1267 { | |
| 1268 /* made a copy of "pat" to change "\?" to "?" */ | |
| 835 | 1269 searchcmdlen += (int)(STRLEN(pat) - STRLEN(strcopy)); |
| 7 | 1270 pat = strcopy; |
| 1271 searchstr = strcopy; | |
| 1272 } | |
| 1273 if (*p == dirc) | |
| 1274 { | |
| 1275 dircp = p; /* remember where we put the NUL */ | |
| 1276 *p++ = NUL; | |
| 1277 } | |
| 1278 spats[0].off.line = FALSE; | |
| 1279 spats[0].off.end = FALSE; | |
| 1280 spats[0].off.off = 0; | |
| 1281 /* | |
| 1282 * Check for a line offset or a character offset. | |
| 1283 * For get_address (echo off) we don't check for a character | |
| 1284 * offset, because it is meaningless and the 's' could be a | |
| 1285 * substitute command. | |
| 1286 */ | |
| 1287 if (*p == '+' || *p == '-' || VIM_ISDIGIT(*p)) | |
| 1288 spats[0].off.line = TRUE; | |
| 1289 else if ((options & SEARCH_OPT) && | |
| 1290 (*p == 'e' || *p == 's' || *p == 'b')) | |
| 1291 { | |
| 1292 if (*p == 'e') /* end */ | |
| 1293 spats[0].off.end = SEARCH_END; | |
| 1294 ++p; | |
| 1295 } | |
| 1296 if (VIM_ISDIGIT(*p) || *p == '+' || *p == '-') /* got an offset */ | |
| 1297 { | |
| 1298 /* 'nr' or '+nr' or '-nr' */ | |
| 1299 if (VIM_ISDIGIT(*p) || VIM_ISDIGIT(*(p + 1))) | |
| 1300 spats[0].off.off = atol((char *)p); | |
| 1301 else if (*p == '-') /* single '-' */ | |
| 1302 spats[0].off.off = -1; | |
| 1303 else /* single '+' */ | |
| 1304 spats[0].off.off = 1; | |
| 1305 ++p; | |
| 1306 while (VIM_ISDIGIT(*p)) /* skip number */ | |
| 1307 ++p; | |
| 1308 } | |
| 1309 | |
| 1310 /* compute length of search command for get_address() */ | |
| 1311 searchcmdlen += (int)(p - pat); | |
| 1312 | |
| 1313 pat = p; /* put pat after search command */ | |
| 1314 } | |
| 1315 | |
| 1316 if ((options & SEARCH_ECHO) && messaging() | |
| 1317 && !cmd_silent && msg_silent == 0) | |
| 1318 { | |
| 1319 char_u *msgbuf; | |
| 1320 char_u *trunc; | |
| 1321 | |
| 1322 if (*searchstr == NUL) | |
| 1323 p = spats[last_idx].pat; | |
| 1324 else | |
| 1325 p = searchstr; | |
| 1326 msgbuf = alloc((unsigned)(STRLEN(p) + 40)); | |
| 1327 if (msgbuf != NULL) | |
| 1328 { | |
| 1329 msgbuf[0] = dirc; | |
| 507 | 1330 #ifdef FEAT_MBYTE |
| 1331 if (enc_utf8 && utf_iscomposing(utf_ptr2char(p))) | |
| 1332 { | |
| 1333 /* Use a space to draw the composing char on. */ | |
| 1334 msgbuf[1] = ' '; | |
| 1335 STRCPY(msgbuf + 2, p); | |
| 1336 } | |
| 1337 else | |
| 1338 #endif | |
| 1339 STRCPY(msgbuf + 1, p); | |
| 7 | 1340 if (spats[0].off.line || spats[0].off.end || spats[0].off.off) |
| 1341 { | |
| 1342 p = msgbuf + STRLEN(msgbuf); | |
| 1343 *p++ = dirc; | |
| 1344 if (spats[0].off.end) | |
| 1345 *p++ = 'e'; | |
| 1346 else if (!spats[0].off.line) | |
| 1347 *p++ = 's'; | |
| 1348 if (spats[0].off.off > 0 || spats[0].off.line) | |
| 1349 *p++ = '+'; | |
| 1350 if (spats[0].off.off != 0 || spats[0].off.line) | |
| 1351 sprintf((char *)p, "%ld", spats[0].off.off); | |
| 1352 else | |
| 1353 *p = NUL; | |
| 1354 } | |
| 1355 | |
| 1356 msg_start(); | |
| 516 | 1357 trunc = msg_strtrunc(msgbuf, FALSE); |
| 7 | 1358 |
| 1359 #ifdef FEAT_RIGHTLEFT | |
| 1360 /* The search pattern could be shown on the right in rightleft | |
| 1361 * mode, but the 'ruler' and 'showcmd' area use it too, thus | |
| 1362 * it would be blanked out again very soon. Show it on the | |
| 1363 * left, but do reverse the text. */ | |
| 1364 if (curwin->w_p_rl && *curwin->w_p_rlc == 's') | |
| 1365 { | |
| 1366 char_u *r; | |
| 1367 | |
| 1368 r = reverse_text(trunc != NULL ? trunc : msgbuf); | |
| 1369 if (r != NULL) | |
| 1370 { | |
| 1371 vim_free(trunc); | |
| 1372 trunc = r; | |
| 1373 } | |
| 1374 } | |
| 1375 #endif | |
| 1376 if (trunc != NULL) | |
| 1377 { | |
| 1378 msg_outtrans(trunc); | |
| 1379 vim_free(trunc); | |
| 1380 } | |
| 1381 else | |
| 1382 msg_outtrans(msgbuf); | |
| 1383 msg_clr_eos(); | |
| 1384 msg_check(); | |
| 1385 vim_free(msgbuf); | |
| 1386 | |
| 1387 gotocmdline(FALSE); | |
| 1388 out_flush(); | |
| 1389 msg_nowait = TRUE; /* don't wait for this message */ | |
| 1390 } | |
| 1391 } | |
| 1392 | |
| 1393 /* | |
| 1394 * If there is a character offset, subtract it from the current | |
| 1395 * position, so we don't get stuck at "?pat?e+2" or "/pat/s-2". | |
| 8 | 1396 * Skip this if pos.col is near MAXCOL (closed fold). |
| 7 | 1397 * This is not done for a line offset, because then we would not be vi |
| 1398 * compatible. | |
| 1399 */ | |
| 8 | 1400 if (!spats[0].off.line && spats[0].off.off && pos.col < MAXCOL - 2) |
| 7 | 1401 { |
| 1402 if (spats[0].off.off > 0) | |
| 1403 { | |
| 1404 for (c = spats[0].off.off; c; --c) | |
| 1405 if (decl(&pos) == -1) | |
| 1406 break; | |
| 1407 if (c) /* at start of buffer */ | |
| 1408 { | |
| 1409 pos.lnum = 0; /* allow lnum == 0 here */ | |
| 1410 pos.col = MAXCOL; | |
| 1411 } | |
| 1412 } | |
| 1413 else | |
| 1414 { | |
| 1415 for (c = spats[0].off.off; c; ++c) | |
| 1416 if (incl(&pos) == -1) | |
| 1417 break; | |
| 1418 if (c) /* at end of buffer */ | |
| 1419 { | |
| 1420 pos.lnum = curbuf->b_ml.ml_line_count + 1; | |
| 1421 pos.col = 0; | |
| 1422 } | |
| 1423 } | |
| 1424 } | |
| 1425 | |
| 1426 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */ | |
| 1427 if (p_altkeymap && curwin->w_p_rl) | |
| 1428 lrFswap(searchstr,0); | |
| 1429 #endif | |
| 1430 | |
| 1431 c = searchit(curwin, curbuf, &pos, dirc == '/' ? FORWARD : BACKWARD, | |
| 1432 searchstr, count, spats[0].off.end + (options & | |
| 1433 (SEARCH_KEEP + SEARCH_PEEK + SEARCH_HIS | |
| 1434 + SEARCH_MSG + SEARCH_START | |
| 1435 + ((pat != NULL && *pat == ';') ? 0 : SEARCH_NOOF))), | |
| 1521 | 1436 RE_LAST, (linenr_T)0, tm); |
| 7 | 1437 |
| 1438 if (dircp != NULL) | |
| 1439 *dircp = dirc; /* restore second '/' or '?' for normal_cmd() */ | |
| 1440 if (c == FAIL) | |
| 1441 { | |
| 1442 retval = 0; | |
| 1443 goto end_do_search; | |
| 1444 } | |
| 1445 if (spats[0].off.end && oap != NULL) | |
| 1446 oap->inclusive = TRUE; /* 'e' includes last character */ | |
| 1447 | |
| 1448 retval = 1; /* pattern found */ | |
| 1449 | |
| 1450 /* | |
| 1451 * Add character and/or line offset | |
| 1452 */ | |
| 945 | 1453 if (!(options & SEARCH_NOOF) || (pat != NULL && *pat == ';')) |
| 7 | 1454 { |
| 1455 if (spats[0].off.line) /* Add the offset to the line number. */ | |
| 1456 { | |
| 1457 c = pos.lnum + spats[0].off.off; | |
| 1458 if (c < 1) | |
| 1459 pos.lnum = 1; | |
| 1460 else if (c > curbuf->b_ml.ml_line_count) | |
| 1461 pos.lnum = curbuf->b_ml.ml_line_count; | |
| 1462 else | |
| 1463 pos.lnum = c; | |
| 1464 pos.col = 0; | |
| 1465 | |
| 1466 retval = 2; /* pattern found, line offset added */ | |
| 1467 } | |
| 8 | 1468 else if (pos.col < MAXCOL - 2) /* just in case */ |
| 7 | 1469 { |
| 1470 /* to the right, check for end of file */ | |
| 1624 | 1471 c = spats[0].off.off; |
| 1472 if (c > 0) | |
| 7 | 1473 { |
| 1624 | 1474 while (c-- > 0) |
| 7 | 1475 if (incl(&pos) == -1) |
| 1476 break; | |
| 1477 } | |
| 1478 /* to the left, check for start of file */ | |
| 1479 else | |
| 1480 { | |
| 1624 | 1481 while (c++ < 0) |
| 1482 if (decl(&pos) == -1) | |
| 1483 break; | |
| 7 | 1484 } |
| 1485 } | |
| 1486 } | |
| 1487 | |
| 1488 /* | |
| 1489 * The search command can be followed by a ';' to do another search. | |
| 1490 * For example: "/pat/;/foo/+3;?bar" | |
| 1491 * This is like doing another search command, except: | |
| 1492 * - The remembered direction '/' or '?' is from the first search. | |
| 1493 * - When an error happens the cursor isn't moved at all. | |
| 1494 * Don't do this when called by get_address() (it handles ';' itself). | |
| 1495 */ | |
| 1496 if (!(options & SEARCH_OPT) || pat == NULL || *pat != ';') | |
| 1497 break; | |
| 1498 | |
| 1499 dirc = *++pat; | |
| 1500 if (dirc != '?' && dirc != '/') | |
| 1501 { | |
| 1502 retval = 0; | |
| 1503 EMSG(_("E386: Expected '?' or '/' after ';'")); | |
| 1504 goto end_do_search; | |
| 1505 } | |
| 1506 ++pat; | |
| 1507 } | |
| 1508 | |
| 1509 if (options & SEARCH_MARK) | |
| 1510 setpcmark(); | |
| 1511 curwin->w_cursor = pos; | |
| 1512 curwin->w_set_curswant = TRUE; | |
| 1513 | |
| 1514 end_do_search: | |
| 5616 | 1515 if ((options & SEARCH_KEEP) || cmdmod.keeppatterns) |
| 7 | 1516 spats[0].off = old_off; |
| 1517 vim_free(strcopy); | |
| 1518 | |
| 1519 return retval; | |
| 1520 } | |
| 1521 | |
| 1522 #if defined(FEAT_INS_EXPAND) || defined(PROTO) | |
| 1523 /* | |
| 1524 * search_for_exact_line(buf, pos, dir, pat) | |
| 1525 * | |
| 1526 * Search for a line starting with the given pattern (ignoring leading | |
| 1527 * white-space), starting from pos and going in direction dir. pos will | |
| 1528 * contain the position of the match found. Blank lines match only if | |
| 1529 * ADDING is set. if p_ic is set then the pattern must be in lowercase. | |
| 1530 * Return OK for success, or FAIL if no line found. | |
| 1531 */ | |
| 1532 int | |
|
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1533 search_for_exact_line( |
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1534 buf_T *buf, |
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1535 pos_T *pos, |
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1536 int dir, |
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changeset
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1537 char_u *pat) |
| 7 | 1538 { |
| 1539 linenr_T start = 0; | |
| 1540 char_u *ptr; | |
| 1541 char_u *p; | |
| 1542 | |
| 1543 if (buf->b_ml.ml_line_count == 0) | |
| 1544 return FAIL; | |
| 1545 for (;;) | |
| 1546 { | |
| 1547 pos->lnum += dir; | |
| 1548 if (pos->lnum < 1) | |
| 1549 { | |
| 1550 if (p_ws) | |
| 1551 { | |
| 1552 pos->lnum = buf->b_ml.ml_line_count; | |
| 1553 if (!shortmess(SHM_SEARCH)) | |
| 1554 give_warning((char_u *)_(top_bot_msg), TRUE); | |
| 1555 } | |
| 1556 else | |
| 1557 { | |
| 1558 pos->lnum = 1; | |
| 1559 break; | |
| 1560 } | |
| 1561 } | |
| 1562 else if (pos->lnum > buf->b_ml.ml_line_count) | |
| 1563 { | |
| 1564 if (p_ws) | |
| 1565 { | |
| 1566 pos->lnum = 1; | |
| 1567 if (!shortmess(SHM_SEARCH)) | |
| 1568 give_warning((char_u *)_(bot_top_msg), TRUE); | |
| 1569 } | |
| 1570 else | |
| 1571 { | |
| 1572 pos->lnum = 1; | |
| 1573 break; | |
| 1574 } | |
| 1575 } | |
| 1576 if (pos->lnum == start) | |
| 1577 break; | |
| 1578 if (start == 0) | |
| 1579 start = pos->lnum; | |
| 1580 ptr = ml_get_buf(buf, pos->lnum, FALSE); | |
| 1581 p = skipwhite(ptr); | |
| 1582 pos->col = (colnr_T) (p - ptr); | |
| 1583 | |
| 1584 /* when adding lines the matching line may be empty but it is not | |
| 1585 * ignored because we are interested in the next line -- Acevedo */ | |
| 449 | 1586 if ((compl_cont_status & CONT_ADDING) |
| 1587 && !(compl_cont_status & CONT_SOL)) | |
| 7 | 1588 { |
| 1589 if ((p_ic ? MB_STRICMP(p, pat) : STRCMP(p, pat)) == 0) | |
| 1590 return OK; | |
| 1591 } | |
| 1592 else if (*p != NUL) /* ignore empty lines */ | |
| 1593 { /* expanding lines or words */ | |
| 449 | 1594 if ((p_ic ? MB_STRNICMP(p, pat, compl_length) |
| 1595 : STRNCMP(p, pat, compl_length)) == 0) | |
| 7 | 1596 return OK; |
| 1597 } | |
| 1598 } | |
| 1599 return FAIL; | |
| 1600 } | |
| 1601 #endif /* FEAT_INS_EXPAND */ | |
| 1602 | |
| 1603 /* | |
| 1604 * Character Searches | |
| 1605 */ | |
| 1606 | |
| 1607 /* | |
| 1608 * Search for a character in a line. If "t_cmd" is FALSE, move to the | |
| 1609 * position of the character, otherwise move to just before the char. | |
| 1610 * Do this "cap->count1" times. | |
| 1611 * Return FAIL or OK. | |
| 1612 */ | |
| 1613 int | |
|
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1614 searchc(cmdarg_T *cap, int t_cmd) |
| 7 | 1615 { |
| 1616 int c = cap->nchar; /* char to search for */ | |
| 1617 int dir = cap->arg; /* TRUE for searching forward */ | |
| 1618 long count = cap->count1; /* repeat count */ | |
| 1619 int col; | |
| 1620 char_u *p; | |
| 1621 int len; | |
| 2925 | 1622 int stop = TRUE; |
| 7 | 1623 |
| 1624 if (c != NUL) /* normal search: remember args for repeat */ | |
| 1625 { | |
| 1626 if (!KeyStuffed) /* don't remember when redoing */ | |
| 1627 { | |
| 6991 | 1628 *lastc = c; |
| 1629 set_csearch_direction(dir); | |
| 1630 set_csearch_until(t_cmd); | |
| 7 | 1631 #ifdef FEAT_MBYTE |
| 6991 | 1632 lastc_bytelen = (*mb_char2bytes)(c, lastc_bytes); |
| 7 | 1633 if (cap->ncharC1 != 0) |
| 1634 { | |
| 6991 | 1635 lastc_bytelen += (*mb_char2bytes)(cap->ncharC1, |
| 1636 lastc_bytes + lastc_bytelen); | |
| 7 | 1637 if (cap->ncharC2 != 0) |
| 6991 | 1638 lastc_bytelen += (*mb_char2bytes)(cap->ncharC2, |
| 1639 lastc_bytes + lastc_bytelen); | |
| 7 | 1640 } |
| 1641 #endif | |
| 1642 } | |
| 1643 } | |
| 1644 else /* repeat previous search */ | |
| 1645 { | |
| 6991 | 1646 if (*lastc == NUL) |
| 7 | 1647 return FAIL; |
| 1648 if (dir) /* repeat in opposite direction */ | |
| 1649 dir = -lastcdir; | |
| 1650 else | |
| 1651 dir = lastcdir; | |
| 1652 t_cmd = last_t_cmd; | |
| 6991 | 1653 c = *lastc; |
| 1654 /* For multi-byte re-use last lastc_bytes[] and lastc_bytelen. */ | |
| 2925 | 1655 |
| 1656 /* Force a move of at least one char, so ";" and "," will move the | |
| 1657 * cursor, even if the cursor is right in front of char we are looking | |
| 1658 * at. */ | |
| 2947 | 1659 if (vim_strchr(p_cpo, CPO_SCOLON) == NULL && count == 1 && t_cmd) |
| 2925 | 1660 stop = FALSE; |
| 7 | 1661 } |
| 1662 | |
| 530 | 1663 if (dir == BACKWARD) |
| 1664 cap->oap->inclusive = FALSE; | |
| 1665 else | |
| 1666 cap->oap->inclusive = TRUE; | |
| 1667 | |
| 7 | 1668 p = ml_get_curline(); |
| 1669 col = curwin->w_cursor.col; | |
| 1670 len = (int)STRLEN(p); | |
| 1671 | |
| 1672 while (count--) | |
| 1673 { | |
| 1674 #ifdef FEAT_MBYTE | |
| 1675 if (has_mbyte) | |
| 1676 { | |
| 1677 for (;;) | |
| 1678 { | |
| 1679 if (dir > 0) | |
| 1680 { | |
| 474 | 1681 col += (*mb_ptr2len)(p + col); |
| 7 | 1682 if (col >= len) |
| 1683 return FAIL; | |
| 1684 } | |
| 1685 else | |
| 1686 { | |
| 1687 if (col == 0) | |
| 1688 return FAIL; | |
| 1689 col -= (*mb_head_off)(p, p + col - 1) + 1; | |
| 1690 } | |
| 6991 | 1691 if (lastc_bytelen == 1) |
| 7 | 1692 { |
| 2925 | 1693 if (p[col] == c && stop) |
| 7 | 1694 break; |
| 1695 } | |
| 1696 else | |
| 1697 { | |
|
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1698 if (memcmp(p + col, lastc_bytes, lastc_bytelen) == 0 |
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1699 && stop) |
| 7 | 1700 break; |
| 1701 } | |
| 2925 | 1702 stop = TRUE; |
| 7 | 1703 } |
| 1704 } | |
| 1705 else | |
| 1706 #endif | |
| 1707 { | |
| 1708 for (;;) | |
| 1709 { | |
| 1710 if ((col += dir) < 0 || col >= len) | |
| 1711 return FAIL; | |
| 2925 | 1712 if (p[col] == c && stop) |
| 7 | 1713 break; |
| 2925 | 1714 stop = TRUE; |
| 7 | 1715 } |
| 1716 } | |
| 1717 } | |
| 1718 | |
| 1719 if (t_cmd) | |
| 1720 { | |
| 1721 /* backup to before the character (possibly double-byte) */ | |
| 1722 col -= dir; | |
| 1723 #ifdef FEAT_MBYTE | |
| 1724 if (has_mbyte) | |
| 1725 { | |
| 1726 if (dir < 0) | |
| 6991 | 1727 /* Landed on the search char which is lastc_bytelen long */ |
| 1728 col += lastc_bytelen - 1; | |
| 7 | 1729 else |
| 1730 /* To previous char, which may be multi-byte. */ | |
| 1731 col -= (*mb_head_off)(p, p + col); | |
| 1732 } | |
| 1733 #endif | |
| 1734 } | |
| 1735 curwin->w_cursor.col = col; | |
| 1736 | |
| 1737 return OK; | |
| 1738 } | |
| 1739 | |
| 1740 /* | |
| 1741 * "Other" Searches | |
| 1742 */ | |
| 1743 | |
| 1744 /* | |
| 1745 * findmatch - find the matching paren or brace | |
| 1746 * | |
| 1747 * Improvement over vi: Braces inside quotes are ignored. | |
| 1748 */ | |
| 1749 pos_T * | |
|
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1750 findmatch(oparg_T *oap, int initc) |
| 7 | 1751 { |
| 1752 return findmatchlimit(oap, initc, 0, 0); | |
| 1753 } | |
| 1754 | |
| 1755 /* | |
| 1756 * Return TRUE if the character before "linep[col]" equals "ch". | |
| 1757 * Return FALSE if "col" is zero. | |
| 1758 * Update "*prevcol" to the column of the previous character, unless "prevcol" | |
| 1759 * is NULL. | |
| 1760 * Handles multibyte string correctly. | |
| 1761 */ | |
| 1762 static int | |
|
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1763 check_prevcol( |
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1764 char_u *linep, |
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1765 int col, |
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1766 int ch, |
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1767 int *prevcol) |
| 7 | 1768 { |
| 1769 --col; | |
| 1770 #ifdef FEAT_MBYTE | |
| 1771 if (col > 0 && has_mbyte) | |
| 1772 col -= (*mb_head_off)(linep, linep + col); | |
| 1773 #endif | |
| 1774 if (prevcol) | |
| 1775 *prevcol = col; | |
| 1776 return (col >= 0 && linep[col] == ch) ? TRUE : FALSE; | |
| 1777 } | |
| 1778 | |
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1779 static int find_rawstring_end(char_u *linep, pos_T *startpos, pos_T *endpos); |
| 6971 | 1780 |
| 1781 /* | |
| 1782 * Raw string start is found at linep[startpos.col - 1]. | |
| 1783 * Return TRUE if the matching end can be found between startpos and endpos. | |
| 1784 */ | |
| 1785 static int | |
|
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1786 find_rawstring_end(char_u *linep, pos_T *startpos, pos_T *endpos) |
| 6971 | 1787 { |
| 1788 char_u *p; | |
| 1789 char_u *delim_copy; | |
| 1790 size_t delim_len; | |
| 1791 linenr_T lnum; | |
| 1792 int found = FALSE; | |
| 1793 | |
| 1794 for (p = linep + startpos->col + 1; *p && *p != '('; ++p) | |
| 1795 ; | |
| 1796 delim_len = (p - linep) - startpos->col - 1; | |
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1797 delim_copy = vim_strnsave(linep + startpos->col + 1, (int)delim_len); |
| 6971 | 1798 if (delim_copy == NULL) |
| 1799 return FALSE; | |
| 1800 for (lnum = startpos->lnum; lnum <= endpos->lnum; ++lnum) | |
| 1801 { | |
| 1802 char_u *line = ml_get(lnum); | |
| 1803 | |
| 1804 for (p = line + (lnum == startpos->lnum | |
| 1805 ? startpos->col + 1 : 0); *p; ++p) | |
| 1806 { | |
| 1807 if (lnum == endpos->lnum && (colnr_T)(p - line) >= endpos->col) | |
| 1808 break; | |
| 1809 if (*p == ')' && p[delim_len + 1] == '"' | |
| 1810 && STRNCMP(delim_copy, p + 1, delim_len) == 0) | |
| 1811 { | |
| 1812 found = TRUE; | |
| 1813 break; | |
| 1814 } | |
| 1815 } | |
| 1816 if (found) | |
| 1817 break; | |
| 1818 } | |
| 1819 vim_free(delim_copy); | |
| 1820 return found; | |
| 1821 } | |
| 1822 | |
| 7 | 1823 /* |
| 1824 * findmatchlimit -- find the matching paren or brace, if it exists within | |
| 6971 | 1825 * maxtravel lines of the cursor. A maxtravel of 0 means search until falling |
| 1826 * off the edge of the file. | |
| 7 | 1827 * |
| 1828 * "initc" is the character to find a match for. NUL means to find the | |
| 6971 | 1829 * character at or after the cursor. Special values: |
| 1830 * '*' look for C-style comment / * | |
| 1831 * '/' look for C-style comment / *, ignoring comment-end | |
| 1832 * '#' look for preprocessor directives | |
| 1833 * 'R' look for raw string start: R"delim(text)delim" (only backwards) | |
| 7 | 1834 * |
| 1835 * flags: FM_BACKWARD search backwards (when initc is '/', '*' or '#') | |
| 1836 * FM_FORWARD search forwards (when initc is '/', '*' or '#') | |
| 1837 * FM_BLOCKSTOP stop at start/end of block ({ or } in column 0) | |
| 1838 * FM_SKIPCOMM skip comments (not implemented yet!) | |
| 523 | 1839 * |
| 6971 | 1840 * "oap" is only used to set oap->motion_type for a linewise motion, it can be |
| 523 | 1841 * NULL |
| 7 | 1842 */ |
| 1843 | |
| 1844 pos_T * | |
|
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1845 findmatchlimit( |
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1846 oparg_T *oap, |
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1847 int initc, |
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1848 int flags, |
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1849 int maxtravel) |
| 7 | 1850 { |
| 1851 static pos_T pos; /* current search position */ | |
| 1852 int findc = 0; /* matching brace */ | |
| 1853 int c; | |
| 1854 int count = 0; /* cumulative number of braces */ | |
| 1855 int backwards = FALSE; /* init for gcc */ | |
| 6971 | 1856 int raw_string = FALSE; /* search for raw string */ |
| 7 | 1857 int inquote = FALSE; /* TRUE when inside quotes */ |
| 1858 char_u *linep; /* pointer to current line */ | |
| 1859 char_u *ptr; | |
| 1860 int do_quotes; /* check for quotes in current line */ | |
| 1861 int at_start; /* do_quotes value at start position */ | |
| 1862 int hash_dir = 0; /* Direction searched for # things */ | |
| 1863 int comment_dir = 0; /* Direction searched for comments */ | |
| 1864 pos_T match_pos; /* Where last slash-star was found */ | |
| 1865 int start_in_quotes; /* start position is in quotes */ | |
| 1866 int traveled = 0; /* how far we've searched so far */ | |
| 1867 int ignore_cend = FALSE; /* ignore comment end */ | |
| 1868 int cpo_match; /* vi compatible matching */ | |
| 1869 int cpo_bsl; /* don't recognize backslashes */ | |
| 1870 int match_escaped = 0; /* search for escaped match */ | |
| 1871 int dir; /* Direction to search */ | |
| 1872 int comment_col = MAXCOL; /* start of / / comment */ | |
| 14 | 1873 #ifdef FEAT_LISP |
| 1874 int lispcomm = FALSE; /* inside of Lisp-style comment */ | |
| 1875 int lisp = curbuf->b_p_lisp; /* engage Lisp-specific hacks ;) */ | |
| 1876 #endif | |
| 7 | 1877 |
| 1878 pos = curwin->w_cursor; | |
| 5304 | 1879 #ifdef FEAT_VIRTUALEDIT |
| 1880 pos.coladd = 0; | |
| 1881 #endif | |
| 7 | 1882 linep = ml_get(pos.lnum); |
| 1883 | |
| 1884 cpo_match = (vim_strchr(p_cpo, CPO_MATCH) != NULL); | |
| 1885 cpo_bsl = (vim_strchr(p_cpo, CPO_MATCHBSL) != NULL); | |
| 1886 | |
| 1887 /* Direction to search when initc is '/', '*' or '#' */ | |
| 1888 if (flags & FM_BACKWARD) | |
| 1889 dir = BACKWARD; | |
| 1890 else if (flags & FM_FORWARD) | |
| 1891 dir = FORWARD; | |
| 1892 else | |
| 1893 dir = 0; | |
| 1894 | |
| 1895 /* | |
| 1896 * if initc given, look in the table for the matching character | |
| 1897 * '/' and '*' are special cases: look for start or end of comment. | |
| 1898 * When '/' is used, we ignore running backwards into an star-slash, for | |
| 1899 * "[*" command, we just want to find any comment. | |
| 1900 */ | |
| 6971 | 1901 if (initc == '/' || initc == '*' || initc == 'R') |
| 7 | 1902 { |
| 1903 comment_dir = dir; | |
| 1904 if (initc == '/') | |
| 1905 ignore_cend = TRUE; | |
| 1906 backwards = (dir == FORWARD) ? FALSE : TRUE; | |
| 6971 | 1907 raw_string = (initc == 'R'); |
| 7 | 1908 initc = NUL; |
| 1909 } | |
| 1910 else if (initc != '#' && initc != NUL) | |
| 1911 { | |
| 4029 | 1912 find_mps_values(&initc, &findc, &backwards, TRUE); |
| 1913 if (findc == NUL) | |
| 7 | 1914 return NULL; |
| 1915 } | |
| 1916 else | |
| 1917 { | |
| 6971 | 1918 /* |
| 1919 * Either initc is '#', or no initc was given and we need to look | |
| 1920 * under the cursor. | |
| 1921 */ | |
| 7 | 1922 if (initc == '#') |
| 1923 { | |
| 1924 hash_dir = dir; | |
| 1925 } | |
| 1926 else | |
| 1927 { | |
| 1928 /* | |
| 1929 * initc was not given, must look for something to match under | |
| 1930 * or near the cursor. | |
| 1931 * Only check for special things when 'cpo' doesn't have '%'. | |
| 1932 */ | |
| 1933 if (!cpo_match) | |
| 1934 { | |
| 1935 /* Are we before or at #if, #else etc.? */ | |
| 1936 ptr = skipwhite(linep); | |
| 1937 if (*ptr == '#' && pos.col <= (colnr_T)(ptr - linep)) | |
| 1938 { | |
| 1939 ptr = skipwhite(ptr + 1); | |
| 1940 if ( STRNCMP(ptr, "if", 2) == 0 | |
| 1941 || STRNCMP(ptr, "endif", 5) == 0 | |
| 1942 || STRNCMP(ptr, "el", 2) == 0) | |
| 1943 hash_dir = 1; | |
| 1944 } | |
| 1945 | |
| 1946 /* Are we on a comment? */ | |
| 1947 else if (linep[pos.col] == '/') | |
| 1948 { | |
| 1949 if (linep[pos.col + 1] == '*') | |
| 1950 { | |
| 1951 comment_dir = FORWARD; | |
| 1952 backwards = FALSE; | |
| 1953 pos.col++; | |
| 1954 } | |
| 1955 else if (pos.col > 0 && linep[pos.col - 1] == '*') | |
| 1956 { | |
| 1957 comment_dir = BACKWARD; | |
| 1958 backwards = TRUE; | |
| 1959 pos.col--; | |
| 1960 } | |
| 1961 } | |
| 1962 else if (linep[pos.col] == '*') | |
| 1963 { | |
| 1964 if (linep[pos.col + 1] == '/') | |
| 1965 { | |
| 1966 comment_dir = BACKWARD; | |
| 1967 backwards = TRUE; | |
| 1968 } | |
| 1969 else if (pos.col > 0 && linep[pos.col - 1] == '/') | |
| 1970 { | |
| 1971 comment_dir = FORWARD; | |
| 1972 backwards = FALSE; | |
| 1973 } | |
| 1974 } | |
| 1975 } | |
| 1976 | |
| 1977 /* | |
| 1978 * If we are not on a comment or the # at the start of a line, then | |
| 1979 * look for brace anywhere on this line after the cursor. | |
| 1980 */ | |
| 1981 if (!hash_dir && !comment_dir) | |
| 1982 { | |
| 1983 /* | |
| 1984 * Find the brace under or after the cursor. | |
| 1985 * If beyond the end of the line, use the last character in | |
| 1986 * the line. | |
| 1987 */ | |
| 1988 if (linep[pos.col] == NUL && pos.col) | |
| 1989 --pos.col; | |
| 1990 for (;;) | |
| 1991 { | |
| 4029 | 1992 initc = PTR2CHAR(linep + pos.col); |
| 7 | 1993 if (initc == NUL) |
| 1994 break; | |
| 1995 | |
| 4029 | 1996 find_mps_values(&initc, &findc, &backwards, FALSE); |
| 7 | 1997 if (findc) |
| 1998 break; | |
| 4029 | 1999 pos.col += MB_PTR2LEN(linep + pos.col); |
| 7 | 2000 } |
| 2001 if (!findc) | |
| 2002 { | |
| 2003 /* no brace in the line, maybe use " #if" then */ | |
| 2004 if (!cpo_match && *skipwhite(linep) == '#') | |
| 2005 hash_dir = 1; | |
| 2006 else | |
| 2007 return NULL; | |
| 2008 } | |
| 2009 else if (!cpo_bsl) | |
| 2010 { | |
| 2011 int col, bslcnt = 0; | |
| 2012 | |
| 2013 /* Set "match_escaped" if there are an odd number of | |
| 2014 * backslashes. */ | |
| 2015 for (col = pos.col; check_prevcol(linep, col, '\\', &col);) | |
| 2016 bslcnt++; | |
| 2017 match_escaped = (bslcnt & 1); | |
| 2018 } | |
| 2019 } | |
| 2020 } | |
| 2021 if (hash_dir) | |
| 2022 { | |
| 2023 /* | |
| 2024 * Look for matching #if, #else, #elif, or #endif | |
| 2025 */ | |
| 2026 if (oap != NULL) | |
| 2027 oap->motion_type = MLINE; /* Linewise for this case only */ | |
| 2028 if (initc != '#') | |
| 2029 { | |
| 2030 ptr = skipwhite(skipwhite(linep) + 1); | |
| 2031 if (STRNCMP(ptr, "if", 2) == 0 || STRNCMP(ptr, "el", 2) == 0) | |
| 2032 hash_dir = 1; | |
| 2033 else if (STRNCMP(ptr, "endif", 5) == 0) | |
| 2034 hash_dir = -1; | |
| 2035 else | |
| 2036 return NULL; | |
| 2037 } | |
| 2038 pos.col = 0; | |
| 2039 while (!got_int) | |
| 2040 { | |
| 2041 if (hash_dir > 0) | |
| 2042 { | |
| 2043 if (pos.lnum == curbuf->b_ml.ml_line_count) | |
| 2044 break; | |
| 2045 } | |
| 2046 else if (pos.lnum == 1) | |
| 2047 break; | |
| 2048 pos.lnum += hash_dir; | |
| 2049 linep = ml_get(pos.lnum); | |
| 2050 line_breakcheck(); /* check for CTRL-C typed */ | |
| 2051 ptr = skipwhite(linep); | |
| 2052 if (*ptr != '#') | |
| 2053 continue; | |
| 2054 pos.col = (colnr_T) (ptr - linep); | |
| 2055 ptr = skipwhite(ptr + 1); | |
| 2056 if (hash_dir > 0) | |
| 2057 { | |
| 2058 if (STRNCMP(ptr, "if", 2) == 0) | |
| 2059 count++; | |
| 2060 else if (STRNCMP(ptr, "el", 2) == 0) | |
| 2061 { | |
| 2062 if (count == 0) | |
| 2063 return &pos; | |
| 2064 } | |
| 2065 else if (STRNCMP(ptr, "endif", 5) == 0) | |
| 2066 { | |
| 2067 if (count == 0) | |
| 2068 return &pos; | |
| 2069 count--; | |
| 2070 } | |
| 2071 } | |
| 2072 else | |
| 2073 { | |
| 2074 if (STRNCMP(ptr, "if", 2) == 0) | |
| 2075 { | |
| 2076 if (count == 0) | |
| 2077 return &pos; | |
| 2078 count--; | |
| 2079 } | |
| 2080 else if (initc == '#' && STRNCMP(ptr, "el", 2) == 0) | |
| 2081 { | |
| 2082 if (count == 0) | |
| 2083 return &pos; | |
| 2084 } | |
| 2085 else if (STRNCMP(ptr, "endif", 5) == 0) | |
| 2086 count++; | |
| 2087 } | |
| 2088 } | |
| 2089 return NULL; | |
| 2090 } | |
| 2091 } | |
| 2092 | |
| 2093 #ifdef FEAT_RIGHTLEFT | |
| 1344 | 2094 /* This is just guessing: when 'rightleft' is set, search for a matching |
| 7 | 2095 * paren/brace in the other direction. */ |
| 2096 if (curwin->w_p_rl && vim_strchr((char_u *)"()[]{}<>", initc) != NULL) | |
| 2097 backwards = !backwards; | |
| 2098 #endif | |
| 2099 | |
| 2100 do_quotes = -1; | |
| 2101 start_in_quotes = MAYBE; | |
| 699 | 2102 clearpos(&match_pos); |
| 2103 | |
| 7 | 2104 /* backward search: Check if this line contains a single-line comment */ |
| 14 | 2105 if ((backwards && comment_dir) |
| 2106 #ifdef FEAT_LISP | |
| 2107 || lisp | |
| 2108 #endif | |
| 2109 ) | |
| 7 | 2110 comment_col = check_linecomment(linep); |
| 14 | 2111 #ifdef FEAT_LISP |
| 2112 if (lisp && comment_col != MAXCOL && pos.col > (colnr_T)comment_col) | |
| 2113 lispcomm = TRUE; /* find match inside this comment */ | |
| 2114 #endif | |
| 7 | 2115 while (!got_int) |
| 2116 { | |
| 2117 /* | |
| 2118 * Go to the next position, forward or backward. We could use | |
| 2119 * inc() and dec() here, but that is much slower | |
| 2120 */ | |
| 2121 if (backwards) | |
| 2122 { | |
| 14 | 2123 #ifdef FEAT_LISP |
| 2124 /* char to match is inside of comment, don't search outside */ | |
| 2125 if (lispcomm && pos.col < (colnr_T)comment_col) | |
| 2126 break; | |
| 2127 #endif | |
| 7 | 2128 if (pos.col == 0) /* at start of line, go to prev. one */ |
| 2129 { | |
| 2130 if (pos.lnum == 1) /* start of file */ | |
| 2131 break; | |
| 2132 --pos.lnum; | |
| 2133 | |
| 829 | 2134 if (maxtravel > 0 && ++traveled > maxtravel) |
| 7 | 2135 break; |
| 2136 | |
| 2137 linep = ml_get(pos.lnum); | |
| 2138 pos.col = (colnr_T)STRLEN(linep); /* pos.col on trailing NUL */ | |
| 2139 do_quotes = -1; | |
| 2140 line_breakcheck(); | |
| 2141 | |
| 2142 /* Check if this line contains a single-line comment */ | |
| 14 | 2143 if (comment_dir |
| 2144 #ifdef FEAT_LISP | |
| 2145 || lisp | |
| 2146 #endif | |
| 2147 ) | |
| 7 | 2148 comment_col = check_linecomment(linep); |
| 14 | 2149 #ifdef FEAT_LISP |
| 2150 /* skip comment */ | |
| 2151 if (lisp && comment_col != MAXCOL) | |
| 2152 pos.col = comment_col; | |
| 2153 #endif | |
| 7 | 2154 } |
| 2155 else | |
| 2156 { | |
| 2157 --pos.col; | |
| 2158 #ifdef FEAT_MBYTE | |
| 2159 if (has_mbyte) | |
| 2160 pos.col -= (*mb_head_off)(linep, linep + pos.col); | |
| 2161 #endif | |
| 2162 } | |
| 2163 } | |
| 2164 else /* forward search */ | |
| 2165 { | |
| 14 | 2166 if (linep[pos.col] == NUL |
| 2167 /* at end of line, go to next one */ | |
| 2168 #ifdef FEAT_LISP | |
| 2169 /* don't search for match in comment */ | |
| 2170 || (lisp && comment_col != MAXCOL | |
| 2171 && pos.col == (colnr_T)comment_col) | |
| 2172 #endif | |
| 2173 ) | |
| 7 | 2174 { |
| 14 | 2175 if (pos.lnum == curbuf->b_ml.ml_line_count /* end of file */ |
| 2176 #ifdef FEAT_LISP | |
| 2177 /* line is exhausted and comment with it, | |
| 2178 * don't search for match in code */ | |
| 2179 || lispcomm | |
| 2180 #endif | |
| 2181 ) | |
| 7 | 2182 break; |
| 2183 ++pos.lnum; | |
| 2184 | |
| 2185 if (maxtravel && traveled++ > maxtravel) | |
| 2186 break; | |
| 2187 | |
| 2188 linep = ml_get(pos.lnum); | |
| 2189 pos.col = 0; | |
| 2190 do_quotes = -1; | |
| 2191 line_breakcheck(); | |
| 14 | 2192 #ifdef FEAT_LISP |
| 2193 if (lisp) /* find comment pos in new line */ | |
| 2194 comment_col = check_linecomment(linep); | |
| 2195 #endif | |
| 7 | 2196 } |
| 2197 else | |
| 2198 { | |
| 2199 #ifdef FEAT_MBYTE | |
| 2200 if (has_mbyte) | |
| 474 | 2201 pos.col += (*mb_ptr2len)(linep + pos.col); |
| 7 | 2202 else |
| 2203 #endif | |
| 2204 ++pos.col; | |
| 2205 } | |
| 2206 } | |
| 2207 | |
| 2208 /* | |
| 2209 * If FM_BLOCKSTOP given, stop at a '{' or '}' in column 0. | |
| 2210 */ | |
| 2211 if (pos.col == 0 && (flags & FM_BLOCKSTOP) && | |
| 2212 (linep[0] == '{' || linep[0] == '}')) | |
| 2213 { | |
| 2214 if (linep[0] == findc && count == 0) /* match! */ | |
| 2215 return &pos; | |
| 2216 break; /* out of scope */ | |
| 2217 } | |
| 2218 | |
| 2219 if (comment_dir) | |
| 2220 { | |
| 2221 /* Note: comments do not nest, and we ignore quotes in them */ | |
| 2222 /* TODO: ignore comment brackets inside strings */ | |
| 2223 if (comment_dir == FORWARD) | |
| 2224 { | |
| 2225 if (linep[pos.col] == '*' && linep[pos.col + 1] == '/') | |
| 2226 { | |
| 2227 pos.col++; | |
| 2228 return &pos; | |
| 2229 } | |
| 2230 } | |
| 2231 else /* Searching backwards */ | |
| 2232 { | |
| 2233 /* | |
| 2234 * A comment may contain / * or / /, it may also start or end | |
| 2235 * with / * /. Ignore a / * after / /. | |
| 2236 */ | |
| 2237 if (pos.col == 0) | |
| 2238 continue; | |
| 6971 | 2239 else if (raw_string) |
| 2240 { | |
| 2241 if (linep[pos.col - 1] == 'R' | |
| 2242 && linep[pos.col] == '"' | |
| 2243 && vim_strchr(linep + pos.col + 1, '(') != NULL) | |
| 2244 { | |
| 2245 /* Possible start of raw string. Now that we have the | |
| 2246 * delimiter we can check if it ends before where we | |
| 2247 * started searching, or before the previously found | |
| 2248 * raw string start. */ | |
| 2249 if (!find_rawstring_end(linep, &pos, | |
| 2250 count > 0 ? &match_pos : &curwin->w_cursor)) | |
| 2251 { | |
| 2252 count++; | |
| 2253 match_pos = pos; | |
| 2254 match_pos.col--; | |
| 2255 } | |
| 2256 linep = ml_get(pos.lnum); /* may have been released */ | |
| 2257 } | |
| 2258 } | |
| 7 | 2259 else if ( linep[pos.col - 1] == '/' |
| 2260 && linep[pos.col] == '*' | |
| 2261 && (int)pos.col < comment_col) | |
| 2262 { | |
| 2263 count++; | |
| 2264 match_pos = pos; | |
| 2265 match_pos.col--; | |
| 2266 } | |
| 2267 else if (linep[pos.col - 1] == '*' && linep[pos.col] == '/') | |
| 2268 { | |
| 2269 if (count > 0) | |
| 2270 pos = match_pos; | |
| 2271 else if (pos.col > 1 && linep[pos.col - 2] == '/' | |
| 2272 && (int)pos.col <= comment_col) | |
| 2273 pos.col -= 2; | |
| 2274 else if (ignore_cend) | |
| 2275 continue; | |
| 2276 else | |
| 2277 return NULL; | |
| 2278 return &pos; | |
| 2279 } | |
| 2280 } | |
| 2281 continue; | |
| 2282 } | |
| 2283 | |
| 2284 /* | |
| 2285 * If smart matching ('cpoptions' does not contain '%'), braces inside | |
| 2286 * of quotes are ignored, but only if there is an even number of | |
| 2287 * quotes in the line. | |
| 2288 */ | |
| 2289 if (cpo_match) | |
| 2290 do_quotes = 0; | |
| 2291 else if (do_quotes == -1) | |
| 2292 { | |
| 2293 /* | |
| 2294 * Count the number of quotes in the line, skipping \" and '"'. | |
| 2295 * Watch out for "\\". | |
| 2296 */ | |
| 2297 at_start = do_quotes; | |
| 2298 for (ptr = linep; *ptr; ++ptr) | |
| 2299 { | |
| 2300 if (ptr == linep + pos.col + backwards) | |
| 2301 at_start = (do_quotes & 1); | |
| 2302 if (*ptr == '"' | |
| 2303 && (ptr == linep || ptr[-1] != '\'' || ptr[1] != '\'')) | |
| 2304 ++do_quotes; | |
| 2305 if (*ptr == '\\' && ptr[1] != NUL) | |
| 2306 ++ptr; | |
| 2307 } | |
| 2308 do_quotes &= 1; /* result is 1 with even number of quotes */ | |
| 2309 | |
| 2310 /* | |
| 2311 * If we find an uneven count, check current line and previous | |
| 2312 * one for a '\' at the end. | |
| 2313 */ | |
| 2314 if (!do_quotes) | |
| 2315 { | |
| 2316 inquote = FALSE; | |
| 2317 if (ptr[-1] == '\\') | |
| 2318 { | |
| 2319 do_quotes = 1; | |
| 2320 if (start_in_quotes == MAYBE) | |
| 2321 { | |
| 2322 /* Do we need to use at_start here? */ | |
| 2323 inquote = TRUE; | |
| 2324 start_in_quotes = TRUE; | |
| 2325 } | |
| 2326 else if (backwards) | |
| 2327 inquote = TRUE; | |
| 2328 } | |
| 2329 if (pos.lnum > 1) | |
| 2330 { | |
| 2331 ptr = ml_get(pos.lnum - 1); | |
| 2332 if (*ptr && *(ptr + STRLEN(ptr) - 1) == '\\') | |
| 2333 { | |
| 2334 do_quotes = 1; | |
| 2335 if (start_in_quotes == MAYBE) | |
| 2336 { | |
| 2337 inquote = at_start; | |
| 2338 if (inquote) | |
| 2339 start_in_quotes = TRUE; | |
| 2340 } | |
| 2341 else if (!backwards) | |
| 2342 inquote = TRUE; | |
| 2343 } | |
| 1310 | 2344 |
| 2345 /* ml_get() only keeps one line, need to get linep again */ | |
| 2346 linep = ml_get(pos.lnum); | |
| 7 | 2347 } |
| 2348 } | |
| 2349 } | |
| 2350 if (start_in_quotes == MAYBE) | |
| 2351 start_in_quotes = FALSE; | |
| 2352 | |
| 2353 /* | |
| 2354 * If 'smartmatch' is set: | |
| 2355 * Things inside quotes are ignored by setting 'inquote'. If we | |
| 2356 * find a quote without a preceding '\' invert 'inquote'. At the | |
| 2357 * end of a line not ending in '\' we reset 'inquote'. | |
| 2358 * | |
| 2359 * In lines with an uneven number of quotes (without preceding '\') | |
| 2360 * we do not know which part to ignore. Therefore we only set | |
| 2361 * inquote if the number of quotes in a line is even, unless this | |
| 2362 * line or the previous one ends in a '\'. Complicated, isn't it? | |
| 2363 */ | |
| 4029 | 2364 c = PTR2CHAR(linep + pos.col); |
| 2365 switch (c) | |
| 7 | 2366 { |
| 2367 case NUL: | |
| 2368 /* at end of line without trailing backslash, reset inquote */ | |
| 2369 if (pos.col == 0 || linep[pos.col - 1] != '\\') | |
| 2370 { | |
| 2371 inquote = FALSE; | |
| 2372 start_in_quotes = FALSE; | |
| 2373 } | |
| 2374 break; | |
| 2375 | |
| 2376 case '"': | |
| 2377 /* a quote that is preceded with an odd number of backslashes is | |
| 2378 * ignored */ | |
| 2379 if (do_quotes) | |
| 2380 { | |
| 2381 int col; | |
| 2382 | |
| 2383 for (col = pos.col - 1; col >= 0; --col) | |
| 2384 if (linep[col] != '\\') | |
| 2385 break; | |
| 2386 if ((((int)pos.col - 1 - col) & 1) == 0) | |
| 2387 { | |
| 2388 inquote = !inquote; | |
| 2389 start_in_quotes = FALSE; | |
| 2390 } | |
| 2391 } | |
| 2392 break; | |
| 2393 | |
| 2394 /* | |
| 2395 * If smart matching ('cpoptions' does not contain '%'): | |
| 2396 * Skip things in single quotes: 'x' or '\x'. Be careful for single | |
| 2397 * single quotes, eg jon's. Things like '\233' or '\x3f' are not | |
| 2398 * skipped, there is never a brace in them. | |
| 2399 * Ignore this when finding matches for `'. | |
| 2400 */ | |
| 2401 case '\'': | |
| 2402 if (!cpo_match && initc != '\'' && findc != '\'') | |
| 2403 { | |
| 2404 if (backwards) | |
| 2405 { | |
| 2406 if (pos.col > 1) | |
| 2407 { | |
| 2408 if (linep[pos.col - 2] == '\'') | |
| 2409 { | |
| 2410 pos.col -= 2; | |
| 2411 break; | |
| 2412 } | |
| 2413 else if (linep[pos.col - 2] == '\\' && | |
| 2414 pos.col > 2 && linep[pos.col - 3] == '\'') | |
| 2415 { | |
| 2416 pos.col -= 3; | |
| 2417 break; | |
| 2418 } | |
| 2419 } | |
| 2420 } | |
| 2421 else if (linep[pos.col + 1]) /* forward search */ | |
| 2422 { | |
| 2423 if (linep[pos.col + 1] == '\\' && | |
| 2424 linep[pos.col + 2] && linep[pos.col + 3] == '\'') | |
| 2425 { | |
| 2426 pos.col += 3; | |
| 2427 break; | |
| 2428 } | |
| 2429 else if (linep[pos.col + 2] == '\'') | |
| 2430 { | |
| 2431 pos.col += 2; | |
| 2432 break; | |
| 2433 } | |
| 2434 } | |
| 2435 } | |
| 2436 /* FALLTHROUGH */ | |
| 2437 | |
| 2438 default: | |
| 2439 #ifdef FEAT_LISP | |
| 14 | 2440 /* |
| 2441 * For Lisp skip over backslashed (), {} and []. | |
| 2442 * (actually, we skip #\( et al) | |
| 2443 */ | |
| 7 | 2444 if (curbuf->b_p_lisp |
| 2445 && vim_strchr((char_u *)"(){}[]", c) != NULL | |
| 14 | 2446 && pos.col > 1 |
| 2447 && check_prevcol(linep, pos.col, '\\', NULL) | |
| 2448 && check_prevcol(linep, pos.col - 1, '#', NULL)) | |
| 7 | 2449 break; |
| 2450 #endif | |
| 2451 | |
| 2452 /* Check for match outside of quotes, and inside of | |
| 2453 * quotes when the start is also inside of quotes. */ | |
| 2454 if ((!inquote || start_in_quotes == TRUE) | |
| 2455 && (c == initc || c == findc)) | |
| 2456 { | |
| 2457 int col, bslcnt = 0; | |
| 2458 | |
| 2459 if (!cpo_bsl) | |
| 2460 { | |
| 2461 for (col = pos.col; check_prevcol(linep, col, '\\', &col);) | |
| 2462 bslcnt++; | |
| 2463 } | |
| 1859 | 2464 /* Only accept a match when 'M' is in 'cpo' or when escaping |
| 2465 * is what we expect. */ | |
| 7 | 2466 if (cpo_bsl || (bslcnt & 1) == match_escaped) |
| 2467 { | |
| 2468 if (c == initc) | |
| 2469 count++; | |
| 2470 else | |
| 2471 { | |
| 2472 if (count == 0) | |
| 2473 return &pos; | |
| 2474 count--; | |
| 2475 } | |
| 2476 } | |
| 2477 } | |
| 2478 } | |
| 2479 } | |
| 2480 | |
| 2481 if (comment_dir == BACKWARD && count > 0) | |
| 2482 { | |
| 2483 pos = match_pos; | |
| 2484 return &pos; | |
| 2485 } | |
| 2486 return (pos_T *)NULL; /* never found it */ | |
| 2487 } | |
| 2488 | |
| 2489 /* | |
| 2490 * Check if line[] contains a / / comment. | |
| 2491 * Return MAXCOL if not, otherwise return the column. | |
| 2492 * TODO: skip strings. | |
| 2493 */ | |
| 2494 static int | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2495 check_linecomment(char_u *line) |
| 7 | 2496 { |
| 2497 char_u *p; | |
| 2498 | |
| 2499 p = line; | |
| 14 | 2500 #ifdef FEAT_LISP |
| 2501 /* skip Lispish one-line comments */ | |
| 2502 if (curbuf->b_p_lisp) | |
| 2503 { | |
| 2504 if (vim_strchr(p, ';') != NULL) /* there may be comments */ | |
| 2505 { | |
| 3263 | 2506 int in_str = FALSE; /* inside of string */ |
| 14 | 2507 |
| 2508 p = line; /* scan from start */ | |
| 333 | 2509 while ((p = vim_strpbrk(p, (char_u *)"\";")) != NULL) |
| 14 | 2510 { |
| 2511 if (*p == '"') | |
| 2512 { | |
| 3263 | 2513 if (in_str) |
| 14 | 2514 { |
| 2515 if (*(p - 1) != '\\') /* skip escaped quote */ | |
| 3263 | 2516 in_str = FALSE; |
| 14 | 2517 } |
| 2518 else if (p == line || ((p - line) >= 2 | |
| 2519 /* skip #\" form */ | |
| 2520 && *(p - 1) != '\\' && *(p - 2) != '#')) | |
| 3263 | 2521 in_str = TRUE; |
| 14 | 2522 } |
| 3263 | 2523 else if (!in_str && ((p - line) < 2 |
| 14 | 2524 || (*(p - 1) != '\\' && *(p - 2) != '#'))) |
| 2525 break; /* found! */ | |
| 2526 ++p; | |
| 2527 } | |
| 2528 } | |
| 2529 else | |
| 2530 p = NULL; | |
| 2531 } | |
| 2532 else | |
| 2533 #endif | |
| 7 | 2534 while ((p = vim_strchr(p, '/')) != NULL) |
| 2535 { | |
| 1463 | 2536 /* accept a double /, unless it's preceded with * and followed by *, |
| 2537 * because * / / * is an end and start of a C comment */ | |
| 2538 if (p[1] == '/' && (p == line || p[-1] != '*' || p[2] != '*')) | |
| 7 | 2539 break; |
| 2540 ++p; | |
| 2541 } | |
| 2542 | |
| 2543 if (p == NULL) | |
| 2544 return MAXCOL; | |
| 2545 return (int)(p - line); | |
| 2546 } | |
| 2547 | |
| 2548 /* | |
| 2549 * Move cursor briefly to character matching the one under the cursor. | |
| 2550 * Used for Insert mode and "r" command. | |
| 2551 * Show the match only if it is visible on the screen. | |
| 2552 * If there isn't a match, then beep. | |
| 2553 */ | |
| 2554 void | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2555 showmatch( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2556 int c) /* char to show match for */ |
| 7 | 2557 { |
| 2558 pos_T *lpos, save_cursor; | |
| 2559 pos_T mpos; | |
| 2560 colnr_T vcol; | |
| 2561 long save_so; | |
| 2562 long save_siso; | |
| 2563 #ifdef CURSOR_SHAPE | |
| 2564 int save_state; | |
| 2565 #endif | |
| 2566 colnr_T save_dollar_vcol; | |
| 2567 char_u *p; | |
| 2568 | |
| 2569 /* | |
| 2570 * Only show match for chars in the 'matchpairs' option. | |
| 2571 */ | |
| 2572 /* 'matchpairs' is "x:y,x:y" */ | |
| 4029 | 2573 for (p = curbuf->b_p_mps; *p != NUL; ++p) |
| 7 | 2574 { |
| 2575 #ifdef FEAT_RIGHTLEFT | |
| 4153 | 2576 if (PTR2CHAR(p) == c && (curwin->w_p_rl ^ p_ri)) |
| 2577 break; | |
| 7 | 2578 #endif |
| 4029 | 2579 p += MB_PTR2LEN(p) + 1; |
| 2580 if (PTR2CHAR(p) == c | |
| 7 | 2581 #ifdef FEAT_RIGHTLEFT |
| 2582 && !(curwin->w_p_rl ^ p_ri) | |
| 2583 #endif | |
| 2584 ) | |
| 2585 break; | |
| 4029 | 2586 p += MB_PTR2LEN(p); |
| 2587 if (*p == NUL) | |
| 7 | 2588 return; |
| 2589 } | |
| 2590 | |
| 2591 if ((lpos = findmatch(NULL, NUL)) == NULL) /* no match, so beep */ | |
| 6949 | 2592 vim_beep(BO_MATCH); |
| 4153 | 2593 else if (lpos->lnum >= curwin->w_topline && lpos->lnum < curwin->w_botline) |
| 7 | 2594 { |
| 2595 if (!curwin->w_p_wrap) | |
| 2596 getvcol(curwin, lpos, NULL, &vcol, NULL); | |
| 2597 if (curwin->w_p_wrap || (vcol >= curwin->w_leftcol | |
| 2598 && vcol < curwin->w_leftcol + W_WIDTH(curwin))) | |
| 2599 { | |
| 2600 mpos = *lpos; /* save the pos, update_screen() may change it */ | |
| 2601 save_cursor = curwin->w_cursor; | |
| 2602 save_so = p_so; | |
| 2603 save_siso = p_siso; | |
| 2604 /* Handle "$" in 'cpo': If the ')' is typed on top of the "$", | |
| 2605 * stop displaying the "$". */ | |
| 3318 | 2606 if (dollar_vcol >= 0 && dollar_vcol == curwin->w_virtcol) |
| 2607 dollar_vcol = -1; | |
| 7 | 2608 ++curwin->w_virtcol; /* do display ')' just before "$" */ |
| 2609 update_screen(VALID); /* show the new char first */ | |
| 2610 | |
| 2611 save_dollar_vcol = dollar_vcol; | |
| 2612 #ifdef CURSOR_SHAPE | |
| 2613 save_state = State; | |
| 2614 State = SHOWMATCH; | |
| 2615 ui_cursor_shape(); /* may show different cursor shape */ | |
| 2616 #endif | |
| 2617 curwin->w_cursor = mpos; /* move to matching char */ | |
| 2618 p_so = 0; /* don't use 'scrolloff' here */ | |
| 2619 p_siso = 0; /* don't use 'sidescrolloff' here */ | |
| 2620 showruler(FALSE); | |
| 2621 setcursor(); | |
| 2622 cursor_on(); /* make sure that the cursor is shown */ | |
| 2623 out_flush(); | |
| 2624 #ifdef FEAT_GUI | |
| 2625 if (gui.in_use) | |
| 2626 { | |
| 2627 gui_update_cursor(TRUE, FALSE); | |
| 2628 gui_mch_flush(); | |
| 2629 } | |
| 2630 #endif | |
| 2631 /* Restore dollar_vcol(), because setcursor() may call curs_rows() | |
| 2632 * which resets it if the matching position is in a previous line | |
| 2633 * and has a higher column number. */ | |
| 2634 dollar_vcol = save_dollar_vcol; | |
| 2635 | |
| 2636 /* | |
| 2637 * brief pause, unless 'm' is present in 'cpo' and a character is | |
| 2638 * available. | |
| 2639 */ | |
| 2640 if (vim_strchr(p_cpo, CPO_SHOWMATCH) != NULL) | |
| 2641 ui_delay(p_mat * 100L, TRUE); | |
| 2642 else if (!char_avail()) | |
| 2643 ui_delay(p_mat * 100L, FALSE); | |
| 2644 curwin->w_cursor = save_cursor; /* restore cursor position */ | |
| 2645 p_so = save_so; | |
| 2646 p_siso = save_siso; | |
| 2647 #ifdef CURSOR_SHAPE | |
| 2648 State = save_state; | |
| 2649 ui_cursor_shape(); /* may show different cursor shape */ | |
| 2650 #endif | |
| 2651 } | |
| 2652 } | |
| 2653 } | |
| 2654 | |
| 2655 /* | |
| 2656 * findsent(dir, count) - Find the start of the next sentence in direction | |
| 620 | 2657 * "dir" Sentences are supposed to end in ".", "!" or "?" followed by white |
| 7 | 2658 * space or a line break. Also stop at an empty line. |
| 2659 * Return OK if the next sentence was found. | |
| 2660 */ | |
| 2661 int | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2662 findsent(int dir, long count) |
| 7 | 2663 { |
| 2664 pos_T pos, tpos; | |
| 2665 int c; | |
|
7805
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commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7358
diff
changeset
|
2666 int (*func)(pos_T *); |
| 7 | 2667 int startlnum; |
| 2668 int noskip = FALSE; /* do not skip blanks */ | |
| 2669 int cpo_J; | |
| 45 | 2670 int found_dot; |
| 7 | 2671 |
| 2672 pos = curwin->w_cursor; | |
| 2673 if (dir == FORWARD) | |
| 2674 func = incl; | |
| 2675 else | |
| 2676 func = decl; | |
| 2677 | |
| 2678 while (count--) | |
| 2679 { | |
| 2680 /* | |
| 2681 * if on an empty line, skip upto a non-empty line | |
| 2682 */ | |
| 2683 if (gchar_pos(&pos) == NUL) | |
| 2684 { | |
| 2685 do | |
| 2686 if ((*func)(&pos) == -1) | |
| 2687 break; | |
| 2688 while (gchar_pos(&pos) == NUL); | |
| 2689 if (dir == FORWARD) | |
| 2690 goto found; | |
| 2691 } | |
| 2692 /* | |
| 2693 * if on the start of a paragraph or a section and searching forward, | |
| 2694 * go to the next line | |
| 2695 */ | |
| 2696 else if (dir == FORWARD && pos.col == 0 && | |
| 2697 startPS(pos.lnum, NUL, FALSE)) | |
| 2698 { | |
| 2699 if (pos.lnum == curbuf->b_ml.ml_line_count) | |
| 2700 return FAIL; | |
| 2701 ++pos.lnum; | |
| 2702 goto found; | |
| 2703 } | |
| 2704 else if (dir == BACKWARD) | |
| 2705 decl(&pos); | |
| 2706 | |
| 2707 /* go back to the previous non-blank char */ | |
| 45 | 2708 found_dot = FALSE; |
| 7 | 2709 while ((c = gchar_pos(&pos)) == ' ' || c == '\t' || |
| 2710 (dir == BACKWARD && vim_strchr((char_u *)".!?)]\"'", c) != NULL)) | |
| 2711 { | |
| 45 | 2712 if (vim_strchr((char_u *)".!?", c) != NULL) |
| 2713 { | |
| 2714 /* Only skip over a '.', '!' and '?' once. */ | |
| 2715 if (found_dot) | |
| 2716 break; | |
| 2717 found_dot = TRUE; | |
| 2718 } | |
| 7 | 2719 if (decl(&pos) == -1) |
| 2720 break; | |
| 2721 /* when going forward: Stop in front of empty line */ | |
| 2722 if (lineempty(pos.lnum) && dir == FORWARD) | |
| 2723 { | |
| 2724 incl(&pos); | |
| 2725 goto found; | |
| 2726 } | |
| 2727 } | |
| 2728 | |
| 2729 /* remember the line where the search started */ | |
| 2730 startlnum = pos.lnum; | |
| 2731 cpo_J = vim_strchr(p_cpo, CPO_ENDOFSENT) != NULL; | |
| 2732 | |
| 2733 for (;;) /* find end of sentence */ | |
| 2734 { | |
| 2735 c = gchar_pos(&pos); | |
| 2736 if (c == NUL || (pos.col == 0 && startPS(pos.lnum, NUL, FALSE))) | |
| 2737 { | |
| 2738 if (dir == BACKWARD && pos.lnum != startlnum) | |
| 2739 ++pos.lnum; | |
| 2740 break; | |
| 2741 } | |
| 2742 if (c == '.' || c == '!' || c == '?') | |
| 2743 { | |
| 2744 tpos = pos; | |
| 2745 do | |
| 2746 if ((c = inc(&tpos)) == -1) | |
| 2747 break; | |
| 2748 while (vim_strchr((char_u *)")]\"'", c = gchar_pos(&tpos)) | |
| 2749 != NULL); | |
| 2750 if (c == -1 || (!cpo_J && (c == ' ' || c == '\t')) || c == NUL | |
| 2751 || (cpo_J && (c == ' ' && inc(&tpos) >= 0 | |
| 2752 && gchar_pos(&tpos) == ' '))) | |
| 2753 { | |
| 2754 pos = tpos; | |
| 2755 if (gchar_pos(&pos) == NUL) /* skip NUL at EOL */ | |
| 2756 inc(&pos); | |
| 2757 break; | |
| 2758 } | |
| 2759 } | |
| 2760 if ((*func)(&pos) == -1) | |
| 2761 { | |
| 2762 if (count) | |
| 2763 return FAIL; | |
| 2764 noskip = TRUE; | |
| 2765 break; | |
| 2766 } | |
| 2767 } | |
| 2768 found: | |
| 2769 /* skip white space */ | |
| 2770 while (!noskip && ((c = gchar_pos(&pos)) == ' ' || c == '\t')) | |
| 2771 if (incl(&pos) == -1) | |
| 2772 break; | |
| 2773 } | |
| 2774 | |
| 2775 setpcmark(); | |
| 2776 curwin->w_cursor = pos; | |
| 2777 return OK; | |
| 2778 } | |
| 2779 | |
| 2780 /* | |
| 164 | 2781 * Find the next paragraph or section in direction 'dir'. |
| 7 | 2782 * Paragraphs are currently supposed to be separated by empty lines. |
| 164 | 2783 * If 'what' is NUL we go to the next paragraph. |
| 7 | 2784 * If 'what' is '{' or '}' we go to the next section. |
| 2785 * If 'both' is TRUE also stop at '}'. | |
| 164 | 2786 * Return TRUE if the next paragraph or section was found. |
| 7 | 2787 */ |
| 2788 int | |
|
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parents:
7805
diff
changeset
|
2789 findpar( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
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parents:
7805
diff
changeset
|
2790 int *pincl, /* Return: TRUE if last char is to be included */ |
|
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2791 int dir, |
|
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2792 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2793 int what, |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2794 int both) |
| 7 | 2795 { |
| 2796 linenr_T curr; | |
| 2797 int did_skip; /* TRUE after separating lines have been skipped */ | |
| 2798 int first; /* TRUE on first line */ | |
| 164 | 2799 int posix = (vim_strchr(p_cpo, CPO_PARA) != NULL); |
| 7 | 2800 #ifdef FEAT_FOLDING |
| 2801 linenr_T fold_first; /* first line of a closed fold */ | |
| 2802 linenr_T fold_last; /* last line of a closed fold */ | |
| 2803 int fold_skipped; /* TRUE if a closed fold was skipped this | |
| 2804 iteration */ | |
| 2805 #endif | |
| 2806 | |
| 2807 curr = curwin->w_cursor.lnum; | |
| 2808 | |
| 2809 while (count--) | |
| 2810 { | |
| 2811 did_skip = FALSE; | |
| 2812 for (first = TRUE; ; first = FALSE) | |
| 2813 { | |
| 2814 if (*ml_get(curr) != NUL) | |
| 2815 did_skip = TRUE; | |
| 2816 | |
| 2817 #ifdef FEAT_FOLDING | |
| 2818 /* skip folded lines */ | |
| 2819 fold_skipped = FALSE; | |
| 2820 if (first && hasFolding(curr, &fold_first, &fold_last)) | |
| 2821 { | |
| 2822 curr = ((dir > 0) ? fold_last : fold_first) + dir; | |
| 2823 fold_skipped = TRUE; | |
| 2824 } | |
| 2825 #endif | |
| 2826 | |
| 164 | 2827 /* POSIX has it's own ideas of what a paragraph boundary is and it |
| 2828 * doesn't match historical Vi: It also stops at a "{" in the | |
| 2829 * first column and at an empty line. */ | |
| 2830 if (!first && did_skip && (startPS(curr, what, both) | |
| 2831 || (posix && what == NUL && *ml_get(curr) == '{'))) | |
| 7 | 2832 break; |
| 2833 | |
| 2834 #ifdef FEAT_FOLDING | |
| 2835 if (fold_skipped) | |
| 2836 curr -= dir; | |
| 2837 #endif | |
| 2838 if ((curr += dir) < 1 || curr > curbuf->b_ml.ml_line_count) | |
| 2839 { | |
| 2840 if (count) | |
| 2841 return FALSE; | |
| 2842 curr -= dir; | |
| 2843 break; | |
| 2844 } | |
| 2845 } | |
| 2846 } | |
| 2847 setpcmark(); | |
| 2848 if (both && *ml_get(curr) == '}') /* include line with '}' */ | |
| 2849 ++curr; | |
| 2850 curwin->w_cursor.lnum = curr; | |
| 2851 if (curr == curbuf->b_ml.ml_line_count && what != '}') | |
| 2852 { | |
| 2853 if ((curwin->w_cursor.col = (colnr_T)STRLEN(ml_get(curr))) != 0) | |
| 2854 { | |
| 2855 --curwin->w_cursor.col; | |
| 504 | 2856 *pincl = TRUE; |
| 7 | 2857 } |
| 2858 } | |
| 2859 else | |
| 2860 curwin->w_cursor.col = 0; | |
| 2861 return TRUE; | |
| 2862 } | |
| 2863 | |
| 2864 /* | |
| 2865 * check if the string 's' is a nroff macro that is in option 'opt' | |
| 2866 */ | |
| 2867 static int | |
|
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parents:
7805
diff
changeset
|
2868 inmacro(char_u *opt, char_u *s) |
| 7 | 2869 { |
| 2870 char_u *macro; | |
| 2871 | |
| 2872 for (macro = opt; macro[0]; ++macro) | |
| 2873 { | |
| 2874 /* Accept two characters in the option being equal to two characters | |
| 2875 * in the line. A space in the option matches with a space in the | |
| 2876 * line or the line having ended. */ | |
| 2877 if ( (macro[0] == s[0] | |
| 2878 || (macro[0] == ' ' | |
| 2879 && (s[0] == NUL || s[0] == ' '))) | |
| 2880 && (macro[1] == s[1] | |
| 2881 || ((macro[1] == NUL || macro[1] == ' ') | |
| 2882 && (s[0] == NUL || s[1] == NUL || s[1] == ' ')))) | |
| 2883 break; | |
| 2884 ++macro; | |
| 2885 if (macro[0] == NUL) | |
| 2886 break; | |
| 2887 } | |
| 2888 return (macro[0] != NUL); | |
| 2889 } | |
| 2890 | |
| 2891 /* | |
| 2892 * startPS: return TRUE if line 'lnum' is the start of a section or paragraph. | |
| 2893 * If 'para' is '{' or '}' only check for sections. | |
| 2894 * If 'both' is TRUE also stop at '}' | |
| 2895 */ | |
| 2896 int | |
|
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parents:
7805
diff
changeset
|
2897 startPS(linenr_T lnum, int para, int both) |
| 7 | 2898 { |
| 2899 char_u *s; | |
| 2900 | |
| 2901 s = ml_get(lnum); | |
| 2902 if (*s == para || *s == '\f' || (both && *s == '}')) | |
| 2903 return TRUE; | |
| 2904 if (*s == '.' && (inmacro(p_sections, s + 1) || | |
| 2905 (!para && inmacro(p_para, s + 1)))) | |
| 2906 return TRUE; | |
| 2907 return FALSE; | |
| 2908 } | |
| 2909 | |
| 2910 /* | |
| 2911 * The following routines do the word searches performed by the 'w', 'W', | |
| 2912 * 'b', 'B', 'e', and 'E' commands. | |
| 2913 */ | |
| 2914 | |
| 2915 /* | |
| 2916 * To perform these searches, characters are placed into one of three | |
| 2917 * classes, and transitions between classes determine word boundaries. | |
| 2918 * | |
| 2919 * The classes are: | |
| 2920 * | |
| 2921 * 0 - white space | |
| 2922 * 1 - punctuation | |
| 2923 * 2 or higher - keyword characters (letters, digits and underscore) | |
| 2924 */ | |
| 2925 | |
| 2926 static int cls_bigword; /* TRUE for "W", "B" or "E" */ | |
| 2927 | |
| 2928 /* | |
| 2929 * cls() - returns the class of character at curwin->w_cursor | |
| 2930 * | |
| 2931 * If a 'W', 'B', or 'E' motion is being done (cls_bigword == TRUE), chars | |
| 2932 * from class 2 and higher are reported as class 1 since only white space | |
| 2933 * boundaries are of interest. | |
| 2934 */ | |
| 2935 static int | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2936 cls(void) |
| 7 | 2937 { |
| 2938 int c; | |
| 2939 | |
| 2940 c = gchar_cursor(); | |
| 2941 #ifdef FEAT_FKMAP /* when 'akm' (Farsi mode), take care of Farsi blank */ | |
| 2942 if (p_altkeymap && c == F_BLANK) | |
| 2943 return 0; | |
| 2944 #endif | |
| 2945 if (c == ' ' || c == '\t' || c == NUL) | |
| 2946 return 0; | |
| 2947 #ifdef FEAT_MBYTE | |
| 2948 if (enc_dbcs != 0 && c > 0xFF) | |
| 2949 { | |
| 2950 /* If cls_bigword, report multi-byte chars as class 1. */ | |
| 2951 if (enc_dbcs == DBCS_KOR && cls_bigword) | |
| 2952 return 1; | |
| 2953 | |
| 2954 /* process code leading/trailing bytes */ | |
| 2955 return dbcs_class(((unsigned)c >> 8), (c & 0xFF)); | |
| 2956 } | |
| 2957 if (enc_utf8) | |
| 2958 { | |
| 2959 c = utf_class(c); | |
| 2960 if (c != 0 && cls_bigword) | |
| 2961 return 1; | |
| 2962 return c; | |
| 2963 } | |
| 2964 #endif | |
| 2965 | |
| 2966 /* If cls_bigword is TRUE, report all non-blanks as class 1. */ | |
| 2967 if (cls_bigword) | |
| 2968 return 1; | |
| 2969 | |
| 2970 if (vim_iswordc(c)) | |
| 2971 return 2; | |
| 2972 return 1; | |
| 2973 } | |
| 2974 | |
| 2975 | |
| 2976 /* | |
| 2977 * fwd_word(count, type, eol) - move forward one word | |
| 2978 * | |
| 2979 * Returns FAIL if the cursor was already at the end of the file. | |
| 2980 * If eol is TRUE, last word stops at end of line (for operators). | |
| 2981 */ | |
| 2982 int | |
|
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
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parents:
7805
diff
changeset
|
2983 fwd_word( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2984 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2985 int bigword, /* "W", "E" or "B" */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
2986 int eol) |
| 7 | 2987 { |
| 2988 int sclass; /* starting class */ | |
| 2989 int i; | |
| 2990 int last_line; | |
| 2991 | |
| 2992 #ifdef FEAT_VIRTUALEDIT | |
| 2993 curwin->w_cursor.coladd = 0; | |
| 2994 #endif | |
| 2995 cls_bigword = bigword; | |
| 2996 while (--count >= 0) | |
| 2997 { | |
| 2998 #ifdef FEAT_FOLDING | |
| 2999 /* When inside a range of folded lines, move to the last char of the | |
| 3000 * last line. */ | |
| 3001 if (hasFolding(curwin->w_cursor.lnum, NULL, &curwin->w_cursor.lnum)) | |
| 3002 coladvance((colnr_T)MAXCOL); | |
| 3003 #endif | |
| 3004 sclass = cls(); | |
| 3005 | |
| 3006 /* | |
| 3007 * We always move at least one character, unless on the last | |
| 3008 * character in the buffer. | |
| 3009 */ | |
| 3010 last_line = (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count); | |
| 3011 i = inc_cursor(); | |
| 3012 if (i == -1 || (i >= 1 && last_line)) /* started at last char in file */ | |
| 3013 return FAIL; | |
| 1309 | 3014 if (i >= 1 && eol && count == 0) /* started at last char in line */ |
| 7 | 3015 return OK; |
| 3016 | |
| 3017 /* | |
| 3018 * Go one char past end of current word (if any) | |
| 3019 */ | |
| 3020 if (sclass != 0) | |
| 3021 while (cls() == sclass) | |
| 3022 { | |
| 3023 i = inc_cursor(); | |
| 3024 if (i == -1 || (i >= 1 && eol && count == 0)) | |
| 3025 return OK; | |
| 3026 } | |
| 3027 | |
| 3028 /* | |
| 3029 * go to next non-white | |
| 3030 */ | |
| 3031 while (cls() == 0) | |
| 3032 { | |
| 3033 /* | |
| 3034 * We'll stop if we land on a blank line | |
| 3035 */ | |
| 3036 if (curwin->w_cursor.col == 0 && *ml_get_curline() == NUL) | |
| 3037 break; | |
| 3038 | |
| 3039 i = inc_cursor(); | |
| 3040 if (i == -1 || (i >= 1 && eol && count == 0)) | |
| 3041 return OK; | |
| 3042 } | |
| 3043 } | |
| 3044 return OK; | |
| 3045 } | |
| 3046 | |
| 3047 /* | |
| 3048 * bck_word() - move backward 'count' words | |
| 3049 * | |
| 3050 * If stop is TRUE and we are already on the start of a word, move one less. | |
| 3051 * | |
| 3052 * Returns FAIL if top of the file was reached. | |
| 3053 */ | |
| 3054 int | |
|
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3055 bck_word(long count, int bigword, int stop) |
| 7 | 3056 { |
| 3057 int sclass; /* starting class */ | |
| 3058 | |
| 3059 #ifdef FEAT_VIRTUALEDIT | |
| 3060 curwin->w_cursor.coladd = 0; | |
| 3061 #endif | |
| 3062 cls_bigword = bigword; | |
| 3063 while (--count >= 0) | |
| 3064 { | |
| 3065 #ifdef FEAT_FOLDING | |
| 3066 /* When inside a range of folded lines, move to the first char of the | |
| 3067 * first line. */ | |
| 3068 if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, NULL)) | |
| 3069 curwin->w_cursor.col = 0; | |
| 3070 #endif | |
| 3071 sclass = cls(); | |
| 3072 if (dec_cursor() == -1) /* started at start of file */ | |
| 3073 return FAIL; | |
| 3074 | |
| 3075 if (!stop || sclass == cls() || sclass == 0) | |
| 3076 { | |
| 3077 /* | |
| 3078 * Skip white space before the word. | |
| 3079 * Stop on an empty line. | |
| 3080 */ | |
| 3081 while (cls() == 0) | |
| 3082 { | |
| 3083 if (curwin->w_cursor.col == 0 | |
| 3084 && lineempty(curwin->w_cursor.lnum)) | |
| 3085 goto finished; | |
| 3086 if (dec_cursor() == -1) /* hit start of file, stop here */ | |
| 3087 return OK; | |
| 3088 } | |
| 3089 | |
| 3090 /* | |
| 3091 * Move backward to start of this word. | |
| 3092 */ | |
| 3093 if (skip_chars(cls(), BACKWARD)) | |
| 3094 return OK; | |
| 3095 } | |
| 3096 | |
| 3097 inc_cursor(); /* overshot - forward one */ | |
| 3098 finished: | |
| 3099 stop = FALSE; | |
| 3100 } | |
| 3101 return OK; | |
| 3102 } | |
| 3103 | |
| 3104 /* | |
| 3105 * end_word() - move to the end of the word | |
| 3106 * | |
| 3107 * There is an apparent bug in the 'e' motion of the real vi. At least on the | |
| 3108 * System V Release 3 version for the 80386. Unlike 'b' and 'w', the 'e' | |
| 3109 * motion crosses blank lines. When the real vi crosses a blank line in an | |
| 3110 * 'e' motion, the cursor is placed on the FIRST character of the next | |
| 3111 * non-blank line. The 'E' command, however, works correctly. Since this | |
| 3112 * appears to be a bug, I have not duplicated it here. | |
| 3113 * | |
| 3114 * Returns FAIL if end of the file was reached. | |
| 3115 * | |
| 3116 * If stop is TRUE and we are already on the end of a word, move one less. | |
| 3117 * If empty is TRUE stop on an empty line. | |
| 3118 */ | |
| 3119 int | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3120 end_word( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3121 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3122 int bigword, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3123 int stop, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3124 int empty) |
| 7 | 3125 { |
| 3126 int sclass; /* starting class */ | |
| 3127 | |
| 3128 #ifdef FEAT_VIRTUALEDIT | |
| 3129 curwin->w_cursor.coladd = 0; | |
| 3130 #endif | |
| 3131 cls_bigword = bigword; | |
| 3132 while (--count >= 0) | |
| 3133 { | |
| 3134 #ifdef FEAT_FOLDING | |
| 3135 /* When inside a range of folded lines, move to the last char of the | |
| 3136 * last line. */ | |
| 3137 if (hasFolding(curwin->w_cursor.lnum, NULL, &curwin->w_cursor.lnum)) | |
| 3138 coladvance((colnr_T)MAXCOL); | |
| 3139 #endif | |
| 3140 sclass = cls(); | |
| 3141 if (inc_cursor() == -1) | |
| 3142 return FAIL; | |
| 3143 | |
| 3144 /* | |
| 3145 * If we're in the middle of a word, we just have to move to the end | |
| 3146 * of it. | |
| 3147 */ | |
| 3148 if (cls() == sclass && sclass != 0) | |
| 3149 { | |
| 3150 /* | |
| 3151 * Move forward to end of the current word | |
| 3152 */ | |
| 3153 if (skip_chars(sclass, FORWARD)) | |
| 3154 return FAIL; | |
| 3155 } | |
| 3156 else if (!stop || sclass == 0) | |
| 3157 { | |
| 3158 /* | |
| 3159 * We were at the end of a word. Go to the end of the next word. | |
| 3160 * First skip white space, if 'empty' is TRUE, stop at empty line. | |
| 3161 */ | |
| 3162 while (cls() == 0) | |
| 3163 { | |
| 3164 if (empty && curwin->w_cursor.col == 0 | |
| 3165 && lineempty(curwin->w_cursor.lnum)) | |
| 3166 goto finished; | |
| 3167 if (inc_cursor() == -1) /* hit end of file, stop here */ | |
| 3168 return FAIL; | |
| 3169 } | |
| 3170 | |
| 3171 /* | |
| 3172 * Move forward to the end of this word. | |
| 3173 */ | |
| 3174 if (skip_chars(cls(), FORWARD)) | |
| 3175 return FAIL; | |
| 3176 } | |
| 3177 dec_cursor(); /* overshot - one char backward */ | |
| 3178 finished: | |
| 3179 stop = FALSE; /* we move only one word less */ | |
| 3180 } | |
| 3181 return OK; | |
| 3182 } | |
| 3183 | |
| 3184 /* | |
| 3185 * Move back to the end of the word. | |
| 3186 * | |
| 3187 * Returns FAIL if start of the file was reached. | |
| 3188 */ | |
| 3189 int | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3190 bckend_word( |
|
4d7ce6c03fda
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3191 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3192 int bigword, /* TRUE for "B" */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3193 int eol) /* TRUE: stop at end of line. */ |
| 7 | 3194 { |
| 3195 int sclass; /* starting class */ | |
| 3196 int i; | |
| 3197 | |
| 3198 #ifdef FEAT_VIRTUALEDIT | |
| 3199 curwin->w_cursor.coladd = 0; | |
| 3200 #endif | |
| 3201 cls_bigword = bigword; | |
| 3202 while (--count >= 0) | |
| 3203 { | |
| 3204 sclass = cls(); | |
| 3205 if ((i = dec_cursor()) == -1) | |
| 3206 return FAIL; | |
| 3207 if (eol && i == 1) | |
| 3208 return OK; | |
| 3209 | |
| 3210 /* | |
| 3211 * Move backward to before the start of this word. | |
| 3212 */ | |
| 3213 if (sclass != 0) | |
| 3214 { | |
| 3215 while (cls() == sclass) | |
| 3216 if ((i = dec_cursor()) == -1 || (eol && i == 1)) | |
| 3217 return OK; | |
| 3218 } | |
| 3219 | |
| 3220 /* | |
| 3221 * Move backward to end of the previous word | |
| 3222 */ | |
| 3223 while (cls() == 0) | |
| 3224 { | |
| 3225 if (curwin->w_cursor.col == 0 && lineempty(curwin->w_cursor.lnum)) | |
| 3226 break; | |
| 3227 if ((i = dec_cursor()) == -1 || (eol && i == 1)) | |
| 3228 return OK; | |
| 3229 } | |
| 3230 } | |
| 3231 return OK; | |
| 3232 } | |
| 3233 | |
| 3234 /* | |
| 3235 * Skip a row of characters of the same class. | |
| 3236 * Return TRUE when end-of-file reached, FALSE otherwise. | |
| 3237 */ | |
| 3238 static int | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3239 skip_chars(int cclass, int dir) |
| 7 | 3240 { |
| 3241 while (cls() == cclass) | |
| 3242 if ((dir == FORWARD ? inc_cursor() : dec_cursor()) == -1) | |
| 3243 return TRUE; | |
| 3244 return FALSE; | |
| 3245 } | |
| 3246 | |
| 3247 #ifdef FEAT_TEXTOBJ | |
| 3248 /* | |
| 3249 * Go back to the start of the word or the start of white space | |
| 3250 */ | |
| 3251 static void | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3252 back_in_line(void) |
| 7 | 3253 { |
| 3254 int sclass; /* starting class */ | |
| 3255 | |
| 3256 sclass = cls(); | |
| 3257 for (;;) | |
| 3258 { | |
| 3259 if (curwin->w_cursor.col == 0) /* stop at start of line */ | |
| 3260 break; | |
| 3261 dec_cursor(); | |
| 3262 if (cls() != sclass) /* stop at start of word */ | |
| 3263 { | |
| 3264 inc_cursor(); | |
| 3265 break; | |
| 3266 } | |
| 3267 } | |
| 3268 } | |
| 3269 | |
| 3270 static void | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3271 find_first_blank(pos_T *posp) |
| 7 | 3272 { |
| 3273 int c; | |
| 3274 | |
| 3275 while (decl(posp) != -1) | |
| 3276 { | |
| 3277 c = gchar_pos(posp); | |
| 3278 if (!vim_iswhite(c)) | |
| 3279 { | |
| 3280 incl(posp); | |
| 3281 break; | |
| 3282 } | |
| 3283 } | |
| 3284 } | |
| 3285 | |
| 3286 /* | |
| 3287 * Skip count/2 sentences and count/2 separating white spaces. | |
| 3288 */ | |
| 3289 static void | |
|
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parents:
7805
diff
changeset
|
3290 findsent_forward( |
|
4d7ce6c03fda
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3291 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3292 int at_start_sent) /* cursor is at start of sentence */ |
| 7 | 3293 { |
| 3294 while (count--) | |
| 3295 { | |
| 3296 findsent(FORWARD, 1L); | |
| 3297 if (at_start_sent) | |
| 3298 find_first_blank(&curwin->w_cursor); | |
| 3299 if (count == 0 || at_start_sent) | |
| 3300 decl(&curwin->w_cursor); | |
| 3301 at_start_sent = !at_start_sent; | |
| 3302 } | |
| 3303 } | |
| 3304 | |
| 3305 /* | |
| 3306 * Find word under cursor, cursor at end. | |
| 3307 * Used while an operator is pending, and in Visual mode. | |
| 3308 */ | |
| 3309 int | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3310 current_word( |
|
4d7ce6c03fda
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3311 oparg_T *oap, |
|
4d7ce6c03fda
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3312 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3313 int include, /* TRUE: include word and white space */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3314 int bigword) /* FALSE == word, TRUE == WORD */ |
| 7 | 3315 { |
| 3316 pos_T start_pos; | |
| 3317 pos_T pos; | |
| 3318 int inclusive = TRUE; | |
| 3319 int include_white = FALSE; | |
| 3320 | |
| 3321 cls_bigword = bigword; | |
| 699 | 3322 clearpos(&start_pos); |
| 7 | 3323 |
| 3324 /* Correct cursor when 'selection' is exclusive */ | |
| 3325 if (VIsual_active && *p_sel == 'e' && lt(VIsual, curwin->w_cursor)) | |
| 3326 dec_cursor(); | |
| 3327 | |
| 3328 /* | |
| 3329 * When Visual mode is not active, or when the VIsual area is only one | |
| 3330 * character, select the word and/or white space under the cursor. | |
| 3331 */ | |
| 3332 if (!VIsual_active || equalpos(curwin->w_cursor, VIsual)) | |
| 3333 { | |
| 3334 /* | |
| 3335 * Go to start of current word or white space. | |
| 3336 */ | |
| 3337 back_in_line(); | |
| 3338 start_pos = curwin->w_cursor; | |
| 3339 | |
| 3340 /* | |
| 3341 * If the start is on white space, and white space should be included | |
| 3342 * (" word"), or start is not on white space, and white space should | |
| 3343 * not be included ("word"), find end of word. | |
| 3344 */ | |
| 3345 if ((cls() == 0) == include) | |
| 3346 { | |
| 3347 if (end_word(1L, bigword, TRUE, TRUE) == FAIL) | |
| 3348 return FAIL; | |
| 3349 } | |
| 3350 else | |
| 3351 { | |
| 3352 /* | |
| 3353 * If the start is not on white space, and white space should be | |
| 3354 * included ("word "), or start is on white space and white | |
| 3355 * space should not be included (" "), find start of word. | |
| 3356 * If we end up in the first column of the next line (single char | |
| 3357 * word) back up to end of the line. | |
| 3358 */ | |
| 3359 fwd_word(1L, bigword, TRUE); | |
| 3360 if (curwin->w_cursor.col == 0) | |
| 3361 decl(&curwin->w_cursor); | |
| 3362 else | |
| 3363 oneleft(); | |
| 3364 | |
| 3365 if (include) | |
| 3366 include_white = TRUE; | |
| 3367 } | |
| 3368 | |
| 3369 if (VIsual_active) | |
| 3370 { | |
| 3371 /* should do something when inclusive == FALSE ! */ | |
| 3372 VIsual = start_pos; | |
| 3373 redraw_curbuf_later(INVERTED); /* update the inversion */ | |
| 3374 } | |
| 3375 else | |
| 3376 { | |
| 3377 oap->start = start_pos; | |
| 3378 oap->motion_type = MCHAR; | |
| 3379 } | |
| 3380 --count; | |
| 3381 } | |
| 3382 | |
| 3383 /* | |
| 3384 * When count is still > 0, extend with more objects. | |
| 3385 */ | |
| 3386 while (count > 0) | |
| 3387 { | |
| 3388 inclusive = TRUE; | |
| 3389 if (VIsual_active && lt(curwin->w_cursor, VIsual)) | |
| 3390 { | |
| 3391 /* | |
| 3392 * In Visual mode, with cursor at start: move cursor back. | |
| 3393 */ | |
| 3394 if (decl(&curwin->w_cursor) == -1) | |
| 3395 return FAIL; | |
| 3396 if (include != (cls() != 0)) | |
| 3397 { | |
| 3398 if (bck_word(1L, bigword, TRUE) == FAIL) | |
| 3399 return FAIL; | |
| 3400 } | |
| 3401 else | |
| 3402 { | |
| 3403 if (bckend_word(1L, bigword, TRUE) == FAIL) | |
| 3404 return FAIL; | |
| 3405 (void)incl(&curwin->w_cursor); | |
| 3406 } | |
| 3407 } | |
| 3408 else | |
| 3409 { | |
| 3410 /* | |
| 3411 * Move cursor forward one word and/or white area. | |
| 3412 */ | |
| 3413 if (incl(&curwin->w_cursor) == -1) | |
| 3414 return FAIL; | |
| 3415 if (include != (cls() == 0)) | |
| 3416 { | |
| 96 | 3417 if (fwd_word(1L, bigword, TRUE) == FAIL && count > 1) |
| 7 | 3418 return FAIL; |
| 3419 /* | |
| 3420 * If end is just past a new-line, we don't want to include | |
| 96 | 3421 * the first character on the line. |
| 3422 * Put cursor on last char of white. | |
| 7 | 3423 */ |
| 96 | 3424 if (oneleft() == FAIL) |
| 7 | 3425 inclusive = FALSE; |
| 3426 } | |
| 3427 else | |
| 3428 { | |
| 3429 if (end_word(1L, bigword, TRUE, TRUE) == FAIL) | |
| 3430 return FAIL; | |
| 3431 } | |
| 3432 } | |
| 3433 --count; | |
| 3434 } | |
| 3435 | |
| 9 | 3436 if (include_white && (cls() != 0 |
| 3437 || (curwin->w_cursor.col == 0 && !inclusive))) | |
| 7 | 3438 { |
| 3439 /* | |
| 3440 * If we don't include white space at the end, move the start | |
| 3441 * to include some white space there. This makes "daw" work | |
| 3442 * better on the last word in a sentence (and "2daw" on last-but-one | |
| 9 | 3443 * word). Also when "2daw" deletes "word." at the end of the line |
| 3444 * (cursor is at start of next line). | |
| 3445 * But don't delete white space at start of line (indent). | |
| 7 | 3446 */ |
| 3447 pos = curwin->w_cursor; /* save cursor position */ | |
| 3448 curwin->w_cursor = start_pos; | |
| 3449 if (oneleft() == OK) | |
| 3450 { | |
| 3451 back_in_line(); | |
| 3452 if (cls() == 0 && curwin->w_cursor.col > 0) | |
| 3453 { | |
| 3454 if (VIsual_active) | |
| 3455 VIsual = curwin->w_cursor; | |
| 3456 else | |
| 3457 oap->start = curwin->w_cursor; | |
| 3458 } | |
| 3459 } | |
| 3460 curwin->w_cursor = pos; /* put cursor back at end */ | |
| 3461 } | |
| 3462 | |
| 3463 if (VIsual_active) | |
| 3464 { | |
| 3465 if (*p_sel == 'e' && inclusive && ltoreq(VIsual, curwin->w_cursor)) | |
| 3466 inc_cursor(); | |
| 3467 if (VIsual_mode == 'V') | |
| 3468 { | |
| 3469 VIsual_mode = 'v'; | |
| 3470 redraw_cmdline = TRUE; /* show mode later */ | |
| 3471 } | |
| 3472 } | |
| 3473 else | |
| 3474 oap->inclusive = inclusive; | |
| 3475 | |
| 3476 return OK; | |
| 3477 } | |
| 3478 | |
| 3479 /* | |
| 3480 * Find sentence(s) under the cursor, cursor at end. | |
| 3481 * When Visual active, extend it by one or more sentences. | |
| 3482 */ | |
| 3483 int | |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3484 current_sent(oparg_T *oap, long count, int include) |
| 7 | 3485 { |
| 3486 pos_T start_pos; | |
| 3487 pos_T pos; | |
| 3488 int start_blank; | |
| 3489 int c; | |
| 3490 int at_start_sent; | |
| 3491 long ncount; | |
| 3492 | |
| 3493 start_pos = curwin->w_cursor; | |
| 3494 pos = start_pos; | |
| 3495 findsent(FORWARD, 1L); /* Find start of next sentence. */ | |
| 3496 | |
| 3497 /* | |
| 3701 | 3498 * When the Visual area is bigger than one character: Extend it. |
| 7 | 3499 */ |
| 3500 if (VIsual_active && !equalpos(start_pos, VIsual)) | |
| 3501 { | |
| 3502 extend: | |
| 3503 if (lt(start_pos, VIsual)) | |
| 3504 { | |
| 3505 /* | |
| 3506 * Cursor at start of Visual area. | |
| 3507 * Find out where we are: | |
| 3508 * - in the white space before a sentence | |
| 3509 * - in a sentence or just after it | |
| 3510 * - at the start of a sentence | |
| 3511 */ | |
| 3512 at_start_sent = TRUE; | |
| 3513 decl(&pos); | |
| 3514 while (lt(pos, curwin->w_cursor)) | |
| 3515 { | |
| 3516 c = gchar_pos(&pos); | |
| 3517 if (!vim_iswhite(c)) | |
| 3518 { | |
| 3519 at_start_sent = FALSE; | |
| 3520 break; | |
| 3521 } | |
| 3522 incl(&pos); | |
| 3523 } | |
| 3524 if (!at_start_sent) | |
| 3525 { | |
| 3526 findsent(BACKWARD, 1L); | |
| 3527 if (equalpos(curwin->w_cursor, start_pos)) | |
| 3528 at_start_sent = TRUE; /* exactly at start of sentence */ | |
| 3529 else | |
| 3530 /* inside a sentence, go to its end (start of next) */ | |
| 3531 findsent(FORWARD, 1L); | |
| 3532 } | |
| 3533 if (include) /* "as" gets twice as much as "is" */ | |
| 3534 count *= 2; | |
| 3535 while (count--) | |
| 3536 { | |
| 3537 if (at_start_sent) | |
| 3538 find_first_blank(&curwin->w_cursor); | |
| 3539 c = gchar_cursor(); | |
| 3540 if (!at_start_sent || (!include && !vim_iswhite(c))) | |
| 3541 findsent(BACKWARD, 1L); | |
| 3542 at_start_sent = !at_start_sent; | |
| 3543 } | |
| 3544 } | |
| 3545 else | |
| 3546 { | |
| 3547 /* | |
| 3548 * Cursor at end of Visual area. | |
| 3549 * Find out where we are: | |
| 3550 * - just before a sentence | |
| 3551 * - just before or in the white space before a sentence | |
| 3552 * - in a sentence | |
| 3553 */ | |
| 3554 incl(&pos); | |
| 3555 at_start_sent = TRUE; | |
| 3556 if (!equalpos(pos, curwin->w_cursor)) /* not just before a sentence */ | |
| 3557 { | |
| 3558 at_start_sent = FALSE; | |
| 3559 while (lt(pos, curwin->w_cursor)) | |
| 3560 { | |
| 3561 c = gchar_pos(&pos); | |
| 3562 if (!vim_iswhite(c)) | |
| 3563 { | |
| 3564 at_start_sent = TRUE; | |
| 3565 break; | |
| 3566 } | |
| 3567 incl(&pos); | |
| 3568 } | |
| 3569 if (at_start_sent) /* in the sentence */ | |
| 3570 findsent(BACKWARD, 1L); | |
| 3571 else /* in/before white before a sentence */ | |
| 3572 curwin->w_cursor = start_pos; | |
| 3573 } | |
| 3574 | |
| 3575 if (include) /* "as" gets twice as much as "is" */ | |
| 3576 count *= 2; | |
| 3577 findsent_forward(count, at_start_sent); | |
| 3578 if (*p_sel == 'e') | |
| 3579 ++curwin->w_cursor.col; | |
| 3580 } | |
| 3581 return OK; | |
| 3582 } | |
| 3583 | |
| 3584 /* | |
| 3701 | 3585 * If the cursor started on a blank, check if it is just before the start |
| 3586 * of the next sentence. | |
| 7 | 3587 */ |
| 3588 while (c = gchar_pos(&pos), vim_iswhite(c)) /* vim_iswhite() is a macro */ | |
| 3589 incl(&pos); | |
| 3590 if (equalpos(pos, curwin->w_cursor)) | |
| 3591 { | |
| 3592 start_blank = TRUE; | |
| 3593 find_first_blank(&start_pos); /* go back to first blank */ | |
| 3594 } | |
| 3595 else | |
| 3596 { | |
| 3597 start_blank = FALSE; | |
| 3598 findsent(BACKWARD, 1L); | |
| 3599 start_pos = curwin->w_cursor; | |
| 3600 } | |
| 3601 if (include) | |
| 3602 ncount = count * 2; | |
| 3603 else | |
| 3604 { | |
| 3605 ncount = count; | |
| 3606 if (start_blank) | |
| 3607 --ncount; | |
| 3608 } | |
| 45 | 3609 if (ncount > 0) |
| 7 | 3610 findsent_forward(ncount, TRUE); |
| 3611 else | |
| 3612 decl(&curwin->w_cursor); | |
| 3613 | |
| 3614 if (include) | |
| 3615 { | |
| 3616 /* | |
| 3617 * If the blank in front of the sentence is included, exclude the | |
| 3618 * blanks at the end of the sentence, go back to the first blank. | |
| 3619 * If there are no trailing blanks, try to include leading blanks. | |
| 3620 */ | |
| 3621 if (start_blank) | |
| 3622 { | |
| 3623 find_first_blank(&curwin->w_cursor); | |
| 3624 c = gchar_pos(&curwin->w_cursor); /* vim_iswhite() is a macro */ | |
| 3625 if (vim_iswhite(c)) | |
| 3626 decl(&curwin->w_cursor); | |
| 3627 } | |
| 3628 else if (c = gchar_cursor(), !vim_iswhite(c)) | |
| 3629 find_first_blank(&start_pos); | |
| 3630 } | |
| 3631 | |
| 3632 if (VIsual_active) | |
| 3633 { | |
| 3701 | 3634 /* Avoid getting stuck with "is" on a single space before a sentence. */ |
| 7 | 3635 if (equalpos(start_pos, curwin->w_cursor)) |
| 3636 goto extend; | |
| 3637 if (*p_sel == 'e') | |
| 3638 ++curwin->w_cursor.col; | |
| 3639 VIsual = start_pos; | |
| 3640 VIsual_mode = 'v'; | |
|
10064
793471c09a4b
commit https://github.com/vim/vim/commit/779f2fc3a7468e273897d2fd0672315812a2e3da
Christian Brabandt <cb@256bit.org>
parents:
10042
diff
changeset
|
3641 redraw_cmdline = TRUE; /* show mode later */ |
| 7 | 3642 redraw_curbuf_later(INVERTED); /* update the inversion */ |
| 3643 } | |
| 3644 else | |
| 3645 { | |
| 3646 /* include a newline after the sentence, if there is one */ | |
| 3647 if (incl(&curwin->w_cursor) == -1) | |
| 3648 oap->inclusive = TRUE; | |
| 3649 else | |
| 3650 oap->inclusive = FALSE; | |
| 3651 oap->start = start_pos; | |
| 3652 oap->motion_type = MCHAR; | |
| 3653 } | |
| 3654 return OK; | |
| 3655 } | |
| 3656 | |
| 423 | 3657 /* |
| 3658 * Find block under the cursor, cursor at end. | |
| 4352 | 3659 * "what" and "other" are two matching parenthesis/brace/etc. |
| 423 | 3660 */ |
| 7 | 3661 int |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3662 current_block( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3663 oparg_T *oap, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3664 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3665 int include, /* TRUE == include white space */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3666 int what, /* '(', '{', etc. */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3667 int other) /* ')', '}', etc. */ |
| 7 | 3668 { |
| 3669 pos_T old_pos; | |
| 3670 pos_T *pos = NULL; | |
| 3671 pos_T start_pos; | |
| 3672 pos_T *end_pos; | |
| 3673 pos_T old_start, old_end; | |
| 3674 char_u *save_cpo; | |
| 423 | 3675 int sol = FALSE; /* '{' at start of line */ |
| 7 | 3676 |
| 3677 old_pos = curwin->w_cursor; | |
| 423 | 3678 old_end = curwin->w_cursor; /* remember where we started */ |
| 7 | 3679 old_start = old_end; |
| 3680 | |
| 3681 /* | |
| 3682 * If we start on '(', '{', ')', '}', etc., use the whole block inclusive. | |
| 3683 */ | |
| 3684 if (!VIsual_active || equalpos(VIsual, curwin->w_cursor)) | |
| 3685 { | |
| 3686 setpcmark(); | |
| 423 | 3687 if (what == '{') /* ignore indent */ |
| 7 | 3688 while (inindent(1)) |
| 3689 if (inc_cursor() != 0) | |
| 3690 break; | |
| 423 | 3691 if (gchar_cursor() == what) |
| 3692 /* cursor on '(' or '{', move cursor just after it */ | |
| 7 | 3693 ++curwin->w_cursor.col; |
| 3694 } | |
| 3695 else if (lt(VIsual, curwin->w_cursor)) | |
| 3696 { | |
| 3697 old_start = VIsual; | |
| 3698 curwin->w_cursor = VIsual; /* cursor at low end of Visual */ | |
| 3699 } | |
| 3700 else | |
| 3701 old_end = VIsual; | |
| 3702 | |
| 3703 /* | |
| 3704 * Search backwards for unclosed '(', '{', etc.. | |
| 3705 * Put this position in start_pos. | |
| 6675 | 3706 * Ignore quotes here. Keep the "M" flag in 'cpo', as that is what the |
| 3707 * user wants. | |
| 7 | 3708 */ |
| 3709 save_cpo = p_cpo; | |
| 6675 | 3710 p_cpo = (char_u *)(vim_strchr(p_cpo, CPO_MATCHBSL) != NULL ? "%M" : "%"); |
| 7 | 3711 while (count-- > 0) |
| 3712 { | |
| 3713 if ((pos = findmatch(NULL, what)) == NULL) | |
| 3714 break; | |
| 3715 curwin->w_cursor = *pos; | |
| 3716 start_pos = *pos; /* the findmatch for end_pos will overwrite *pos */ | |
| 3717 } | |
| 3718 p_cpo = save_cpo; | |
| 3719 | |
| 3720 /* | |
| 3721 * Search for matching ')', '}', etc. | |
| 3722 * Put this position in curwin->w_cursor. | |
| 3723 */ | |
| 3724 if (pos == NULL || (end_pos = findmatch(NULL, other)) == NULL) | |
| 3725 { | |
| 3726 curwin->w_cursor = old_pos; | |
| 3727 return FAIL; | |
| 3728 } | |
| 3729 curwin->w_cursor = *end_pos; | |
| 3730 | |
| 3731 /* | |
| 3732 * Try to exclude the '(', '{', ')', '}', etc. when "include" is FALSE. | |
| 5975 | 3733 * If the ending '}', ')' or ']' is only preceded by indent, skip that |
| 3734 * indent. But only if the resulting area is not smaller than what we | |
| 3735 * started with. | |
| 7 | 3736 */ |
| 3737 while (!include) | |
| 3738 { | |
| 3739 incl(&start_pos); | |
| 3740 sol = (curwin->w_cursor.col == 0); | |
| 3741 decl(&curwin->w_cursor); | |
| 5975 | 3742 while (inindent(1)) |
| 3743 { | |
| 3744 sol = TRUE; | |
| 3745 if (decl(&curwin->w_cursor) != 0) | |
| 3746 break; | |
| 3747 } | |
| 3748 | |
| 7 | 3749 /* |
| 3750 * In Visual mode, when the resulting area is not bigger than what we | |
| 3751 * started with, extend it to the next block, and then exclude again. | |
| 3752 */ | |
| 3753 if (!lt(start_pos, old_start) && !lt(old_end, curwin->w_cursor) | |
| 3754 && VIsual_active) | |
| 3755 { | |
| 3756 curwin->w_cursor = old_start; | |
| 3757 decl(&curwin->w_cursor); | |
| 3758 if ((pos = findmatch(NULL, what)) == NULL) | |
| 3759 { | |
| 3760 curwin->w_cursor = old_pos; | |
| 3761 return FAIL; | |
| 3762 } | |
| 3763 start_pos = *pos; | |
| 3764 curwin->w_cursor = *pos; | |
| 3765 if ((end_pos = findmatch(NULL, other)) == NULL) | |
| 3766 { | |
| 3767 curwin->w_cursor = old_pos; | |
| 3768 return FAIL; | |
| 3769 } | |
| 3770 curwin->w_cursor = *end_pos; | |
| 3771 } | |
| 3772 else | |
| 3773 break; | |
| 3774 } | |
| 3775 | |
| 3776 if (VIsual_active) | |
| 3777 { | |
| 3778 if (*p_sel == 'e') | |
|
7070
d92910c0c415
commit https://github.com/vim/vim/commit/8667d66ca923d361e00e6369cbff37283db5a432
Christian Brabandt <cb@256bit.org>
parents:
7054
diff
changeset
|
3779 inc(&curwin->w_cursor); |
| 557 | 3780 if (sol && gchar_cursor() != NUL) |
| 7 | 3781 inc(&curwin->w_cursor); /* include the line break */ |
| 3782 VIsual = start_pos; | |
| 3783 VIsual_mode = 'v'; | |
| 3784 redraw_curbuf_later(INVERTED); /* update the inversion */ | |
| 3785 showmode(); | |
| 3786 } | |
| 3787 else | |
| 3788 { | |
| 3789 oap->start = start_pos; | |
| 3790 oap->motion_type = MCHAR; | |
| 1290 | 3791 oap->inclusive = FALSE; |
| 7 | 3792 if (sol) |
| 3793 incl(&curwin->w_cursor); | |
| 1527 | 3794 else if (ltoreq(start_pos, curwin->w_cursor)) |
| 1290 | 3795 /* Include the character under the cursor. */ |
| 3796 oap->inclusive = TRUE; | |
| 7 | 3797 else |
| 1290 | 3798 /* End is before the start (no text in between <>, [], etc.): don't |
| 3799 * operate on any text. */ | |
| 3800 curwin->w_cursor = start_pos; | |
| 7 | 3801 } |
| 3802 | |
| 3803 return OK; | |
| 3804 } | |
| 3805 | |
|
7805
0b6c37dd858d
commit https://github.com/vim/vim/commit/baaa7e9ec7398a813e21285c272fa99792642077
Christian Brabandt <cb@256bit.org>
parents:
7358
diff
changeset
|
3806 static int in_html_tag(int); |
| 423 | 3807 |
| 3808 /* | |
| 3809 * Return TRUE if the cursor is on a "<aaa>" tag. Ignore "<aaa/>". | |
| 3810 * When "end_tag" is TRUE return TRUE if the cursor is on "</aaa>". | |
| 3811 */ | |
| 3812 static int | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3813 in_html_tag( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3814 int end_tag) |
| 423 | 3815 { |
| 3816 char_u *line = ml_get_curline(); | |
| 3817 char_u *p; | |
| 3818 int c; | |
| 3819 int lc = NUL; | |
| 3820 pos_T pos; | |
| 3821 | |
| 3822 #ifdef FEAT_MBYTE | |
| 3823 if (enc_dbcs) | |
| 3824 { | |
| 3825 char_u *lp = NULL; | |
| 3826 | |
| 3827 /* We search forward until the cursor, because searching backwards is | |
| 3828 * very slow for DBCS encodings. */ | |
| 3829 for (p = line; p < line + curwin->w_cursor.col; mb_ptr_adv(p)) | |
| 3830 if (*p == '>' || *p == '<') | |
| 3831 { | |
| 3832 lc = *p; | |
| 3833 lp = p; | |
| 3834 } | |
| 3835 if (*p != '<') /* check for '<' under cursor */ | |
| 3836 { | |
| 3837 if (lc != '<') | |
| 3838 return FALSE; | |
| 3839 p = lp; | |
| 3840 } | |
| 3841 } | |
| 3842 else | |
| 3843 #endif | |
| 3844 { | |
| 3845 for (p = line + curwin->w_cursor.col; p > line; ) | |
| 3846 { | |
| 3847 if (*p == '<') /* find '<' under/before cursor */ | |
| 3848 break; | |
| 3849 mb_ptr_back(line, p); | |
| 3850 if (*p == '>') /* find '>' before cursor */ | |
| 3851 break; | |
| 3852 } | |
| 3853 if (*p != '<') | |
| 3854 return FALSE; | |
| 3855 } | |
| 3856 | |
| 3857 pos.lnum = curwin->w_cursor.lnum; | |
| 835 | 3858 pos.col = (colnr_T)(p - line); |
| 423 | 3859 |
| 3860 mb_ptr_adv(p); | |
| 3861 if (end_tag) | |
| 3862 /* check that there is a '/' after the '<' */ | |
| 3863 return *p == '/'; | |
| 3864 | |
| 3865 /* check that there is no '/' after the '<' */ | |
| 3866 if (*p == '/') | |
| 3867 return FALSE; | |
| 3868 | |
| 3869 /* check that the matching '>' is not preceded by '/' */ | |
| 3870 for (;;) | |
| 3871 { | |
| 3872 if (inc(&pos) < 0) | |
| 3873 return FALSE; | |
| 3874 c = *ml_get_pos(&pos); | |
| 3875 if (c == '>') | |
| 3876 break; | |
| 3877 lc = c; | |
| 3878 } | |
| 3879 return lc != '/'; | |
| 3880 } | |
| 3881 | |
| 3882 /* | |
| 3883 * Find tag block under the cursor, cursor at end. | |
| 3884 */ | |
| 3885 int | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3886 current_tagblock( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3887 oparg_T *oap, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3888 long count_arg, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3889 int include) /* TRUE == include white space */ |
| 423 | 3890 { |
| 3891 long count = count_arg; | |
| 3892 long n; | |
| 3893 pos_T old_pos; | |
| 3894 pos_T start_pos; | |
| 3895 pos_T end_pos; | |
| 3896 pos_T old_start, old_end; | |
| 3897 char_u *spat, *epat; | |
| 3898 char_u *p; | |
| 3899 char_u *cp; | |
| 3900 int len; | |
| 3901 int r; | |
| 3902 int do_include = include; | |
| 3903 int save_p_ws = p_ws; | |
| 3904 int retval = FAIL; | |
| 6661 | 3905 int is_inclusive = TRUE; |
| 423 | 3906 |
| 3907 p_ws = FALSE; | |
| 3908 | |
| 3909 old_pos = curwin->w_cursor; | |
| 3910 old_end = curwin->w_cursor; /* remember where we started */ | |
| 3911 old_start = old_end; | |
| 1527 | 3912 if (!VIsual_active || *p_sel == 'e') |
| 3913 decl(&old_end); /* old_end is inclusive */ | |
| 423 | 3914 |
| 3915 /* | |
| 435 | 3916 * If we start on "<aaa>" select that block. |
| 423 | 3917 */ |
| 3918 if (!VIsual_active || equalpos(VIsual, curwin->w_cursor)) | |
| 3919 { | |
| 3920 setpcmark(); | |
| 3921 | |
| 3922 /* ignore indent */ | |
| 3923 while (inindent(1)) | |
| 3924 if (inc_cursor() != 0) | |
| 3925 break; | |
| 3926 | |
| 3927 if (in_html_tag(FALSE)) | |
| 3928 { | |
| 1290 | 3929 /* cursor on start tag, move to its '>' */ |
| 423 | 3930 while (*ml_get_cursor() != '>') |
| 3931 if (inc_cursor() < 0) | |
| 3932 break; | |
| 3933 } | |
| 3934 else if (in_html_tag(TRUE)) | |
| 3935 { | |
| 3936 /* cursor on end tag, move to just before it */ | |
| 3937 while (*ml_get_cursor() != '<') | |
| 3938 if (dec_cursor() < 0) | |
| 3939 break; | |
| 3940 dec_cursor(); | |
| 3941 old_end = curwin->w_cursor; | |
| 3942 } | |
| 3943 } | |
| 3944 else if (lt(VIsual, curwin->w_cursor)) | |
| 3945 { | |
| 3946 old_start = VIsual; | |
| 3947 curwin->w_cursor = VIsual; /* cursor at low end of Visual */ | |
| 3948 } | |
| 3949 else | |
| 3950 old_end = VIsual; | |
| 3951 | |
| 3952 again: | |
| 3953 /* | |
| 3954 * Search backwards for unclosed "<aaa>". | |
| 3955 * Put this position in start_pos. | |
| 3956 */ | |
| 3957 for (n = 0; n < count; ++n) | |
| 3958 { | |
| 435 | 3959 if (do_searchpair((char_u *)"<[^ \t>/!]\\+\\%(\\_s\\_[^>]\\{-}[^/]>\\|$\\|\\_s\\=>\\)", |
| 423 | 3960 (char_u *)"", |
| 692 | 3961 (char_u *)"</[^>]*>", BACKWARD, (char_u *)"", 0, |
| 1496 | 3962 NULL, (linenr_T)0, 0L) <= 0) |
| 423 | 3963 { |
| 3964 curwin->w_cursor = old_pos; | |
| 3965 goto theend; | |
| 3966 } | |
| 3967 } | |
| 3968 start_pos = curwin->w_cursor; | |
| 3969 | |
| 3970 /* | |
| 3971 * Search for matching "</aaa>". First isolate the "aaa". | |
| 3972 */ | |
| 3973 inc_cursor(); | |
| 3974 p = ml_get_cursor(); | |
| 3975 for (cp = p; *cp != NUL && *cp != '>' && !vim_iswhite(*cp); mb_ptr_adv(cp)) | |
| 3976 ; | |
| 835 | 3977 len = (int)(cp - p); |
| 423 | 3978 if (len == 0) |
| 3979 { | |
| 3980 curwin->w_cursor = old_pos; | |
| 3981 goto theend; | |
| 3982 } | |
| 3306 | 3983 spat = alloc(len + 31); |
| 423 | 3984 epat = alloc(len + 9); |
| 3985 if (spat == NULL || epat == NULL) | |
| 3986 { | |
| 3987 vim_free(spat); | |
| 3988 vim_free(epat); | |
| 3989 curwin->w_cursor = old_pos; | |
| 3990 goto theend; | |
| 3991 } | |
| 3306 | 3992 sprintf((char *)spat, "<%.*s\\>\\%%(\\s\\_[^>]\\{-}[^/]>\\|>\\)\\c", len, p); |
| 423 | 3993 sprintf((char *)epat, "</%.*s>\\c", len, p); |
| 3994 | |
| 692 | 3995 r = do_searchpair(spat, (char_u *)"", epat, FORWARD, (char_u *)"", |
| 1496 | 3996 0, NULL, (linenr_T)0, 0L); |
| 423 | 3997 |
| 3998 vim_free(spat); | |
| 3999 vim_free(epat); | |
| 4000 | |
| 4001 if (r < 1 || lt(curwin->w_cursor, old_end)) | |
| 4002 { | |
| 4003 /* Can't find other end or it's before the previous end. Could be a | |
| 4004 * HTML tag that doesn't have a matching end. Search backwards for | |
| 4005 * another starting tag. */ | |
| 4006 count = 1; | |
| 4007 curwin->w_cursor = start_pos; | |
| 4008 goto again; | |
| 4009 } | |
| 4010 | |
| 4011 if (do_include || r < 1) | |
| 4012 { | |
| 4013 /* Include up to the '>'. */ | |
| 4014 while (*ml_get_cursor() != '>') | |
| 4015 if (inc_cursor() < 0) | |
| 4016 break; | |
| 4017 } | |
| 4018 else | |
| 4019 { | |
| 6661 | 4020 char_u *c = ml_get_cursor(); |
| 4021 | |
| 4022 /* Exclude the '<' of the end tag. | |
| 4023 * If the closing tag is on new line, do not decrement cursor, but | |
| 4024 * make operation exclusive, so that the linefeed will be selected */ | |
| 4025 if (*c == '<' && !VIsual_active && curwin->w_cursor.col == 0) | |
| 4026 /* do not decrement cursor */ | |
| 4027 is_inclusive = FALSE; | |
| 4028 else if (*c == '<') | |
| 423 | 4029 dec_cursor(); |
| 4030 } | |
| 4031 end_pos = curwin->w_cursor; | |
| 4032 | |
| 4033 if (!do_include) | |
| 4034 { | |
| 4035 /* Exclude the start tag. */ | |
| 4036 curwin->w_cursor = start_pos; | |
| 4037 while (inc_cursor() >= 0) | |
| 1290 | 4038 if (*ml_get_cursor() == '>') |
| 423 | 4039 { |
| 4040 inc_cursor(); | |
| 4041 start_pos = curwin->w_cursor; | |
| 4042 break; | |
| 4043 } | |
| 4044 curwin->w_cursor = end_pos; | |
| 4045 | |
| 435 | 4046 /* If we now have the same text as before reset "do_include" and try |
| 423 | 4047 * again. */ |
| 435 | 4048 if (equalpos(start_pos, old_start) && equalpos(end_pos, old_end)) |
| 423 | 4049 { |
| 4050 do_include = TRUE; | |
| 4051 curwin->w_cursor = old_start; | |
| 4052 count = count_arg; | |
| 4053 goto again; | |
| 4054 } | |
| 4055 } | |
| 4056 | |
| 4057 if (VIsual_active) | |
| 4058 { | |
| 1290 | 4059 /* If the end is before the start there is no text between tags, select |
| 4060 * the char under the cursor. */ | |
| 4061 if (lt(end_pos, start_pos)) | |
| 4062 curwin->w_cursor = start_pos; | |
| 4063 else if (*p_sel == 'e') | |
| 6434 | 4064 inc_cursor(); |
| 423 | 4065 VIsual = start_pos; |
| 4066 VIsual_mode = 'v'; | |
| 4067 redraw_curbuf_later(INVERTED); /* update the inversion */ | |
| 4068 showmode(); | |
| 4069 } | |
| 4070 else | |
| 4071 { | |
| 4072 oap->start = start_pos; | |
| 4073 oap->motion_type = MCHAR; | |
| 1290 | 4074 if (lt(end_pos, start_pos)) |
| 4075 { | |
| 4076 /* End is before the start: there is no text between tags; operate | |
| 4077 * on an empty area. */ | |
| 4078 curwin->w_cursor = start_pos; | |
| 4079 oap->inclusive = FALSE; | |
| 4080 } | |
| 4081 else | |
| 6661 | 4082 oap->inclusive = is_inclusive; |
| 423 | 4083 } |
| 4084 retval = OK; | |
| 4085 | |
| 4086 theend: | |
| 4087 p_ws = save_p_ws; | |
| 4088 return retval; | |
| 4089 } | |
| 4090 | |
| 7 | 4091 int |
|
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Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4092 current_par( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4093 oparg_T *oap, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4094 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4095 int include, /* TRUE == include white space */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4096 int type) /* 'p' for paragraph, 'S' for section */ |
| 7 | 4097 { |
| 4098 linenr_T start_lnum; | |
| 4099 linenr_T end_lnum; | |
| 4100 int white_in_front; | |
| 4101 int dir; | |
| 4102 int start_is_white; | |
| 4103 int prev_start_is_white; | |
| 4104 int retval = OK; | |
| 4105 int do_white = FALSE; | |
| 4106 int t; | |
| 4107 int i; | |
| 4108 | |
| 4109 if (type == 'S') /* not implemented yet */ | |
| 4110 return FAIL; | |
| 4111 | |
| 4112 start_lnum = curwin->w_cursor.lnum; | |
| 4113 | |
| 4114 /* | |
| 4115 * When visual area is more than one line: extend it. | |
| 4116 */ | |
| 4117 if (VIsual_active && start_lnum != VIsual.lnum) | |
| 4118 { | |
| 4119 extend: | |
| 4120 if (start_lnum < VIsual.lnum) | |
| 4121 dir = BACKWARD; | |
| 4122 else | |
| 4123 dir = FORWARD; | |
| 4124 for (i = count; --i >= 0; ) | |
| 4125 { | |
| 4126 if (start_lnum == | |
| 4127 (dir == BACKWARD ? 1 : curbuf->b_ml.ml_line_count)) | |
| 4128 { | |
| 4129 retval = FAIL; | |
| 4130 break; | |
| 4131 } | |
| 4132 | |
| 4133 prev_start_is_white = -1; | |
| 4134 for (t = 0; t < 2; ++t) | |
| 4135 { | |
| 4136 start_lnum += dir; | |
| 4137 start_is_white = linewhite(start_lnum); | |
| 4138 if (prev_start_is_white == start_is_white) | |
| 4139 { | |
| 4140 start_lnum -= dir; | |
| 4141 break; | |
| 4142 } | |
| 4143 for (;;) | |
| 4144 { | |
| 4145 if (start_lnum == (dir == BACKWARD | |
| 4146 ? 1 : curbuf->b_ml.ml_line_count)) | |
| 4147 break; | |
| 4148 if (start_is_white != linewhite(start_lnum + dir) | |
| 4149 || (!start_is_white | |
| 4150 && startPS(start_lnum + (dir > 0 | |
| 4151 ? 1 : 0), 0, 0))) | |
| 4152 break; | |
| 4153 start_lnum += dir; | |
| 4154 } | |
| 4155 if (!include) | |
| 4156 break; | |
| 4157 if (start_lnum == (dir == BACKWARD | |
| 4158 ? 1 : curbuf->b_ml.ml_line_count)) | |
| 4159 break; | |
| 4160 prev_start_is_white = start_is_white; | |
| 4161 } | |
| 4162 } | |
| 4163 curwin->w_cursor.lnum = start_lnum; | |
| 4164 curwin->w_cursor.col = 0; | |
| 4165 return retval; | |
| 4166 } | |
| 4167 | |
| 4168 /* | |
| 4169 * First move back to the start_lnum of the paragraph or white lines | |
| 4170 */ | |
| 4171 white_in_front = linewhite(start_lnum); | |
| 4172 while (start_lnum > 1) | |
| 4173 { | |
| 4174 if (white_in_front) /* stop at first white line */ | |
| 4175 { | |
| 4176 if (!linewhite(start_lnum - 1)) | |
| 4177 break; | |
| 4178 } | |
| 4179 else /* stop at first non-white line of start of paragraph */ | |
| 4180 { | |
| 4181 if (linewhite(start_lnum - 1) || startPS(start_lnum, 0, 0)) | |
| 4182 break; | |
| 4183 } | |
| 4184 --start_lnum; | |
| 4185 } | |
| 4186 | |
| 4187 /* | |
| 4188 * Move past the end of any white lines. | |
| 4189 */ | |
| 4190 end_lnum = start_lnum; | |
| 692 | 4191 while (end_lnum <= curbuf->b_ml.ml_line_count && linewhite(end_lnum)) |
| 4192 ++end_lnum; | |
| 7 | 4193 |
| 4194 --end_lnum; | |
| 4195 i = count; | |
| 4196 if (!include && white_in_front) | |
| 4197 --i; | |
| 4198 while (i--) | |
| 4199 { | |
| 4200 if (end_lnum == curbuf->b_ml.ml_line_count) | |
| 4201 return FAIL; | |
| 4202 | |
| 4203 if (!include) | |
| 4204 do_white = linewhite(end_lnum + 1); | |
| 4205 | |
| 4206 if (include || !do_white) | |
| 4207 { | |
| 4208 ++end_lnum; | |
| 4209 /* | |
| 4210 * skip to end of paragraph | |
| 4211 */ | |
| 4212 while (end_lnum < curbuf->b_ml.ml_line_count | |
| 4213 && !linewhite(end_lnum + 1) | |
| 4214 && !startPS(end_lnum + 1, 0, 0)) | |
| 4215 ++end_lnum; | |
| 4216 } | |
| 4217 | |
| 4218 if (i == 0 && white_in_front && include) | |
| 4219 break; | |
| 4220 | |
| 4221 /* | |
| 4222 * skip to end of white lines after paragraph | |
| 4223 */ | |
| 4224 if (include || do_white) | |
| 4225 while (end_lnum < curbuf->b_ml.ml_line_count | |
| 4226 && linewhite(end_lnum + 1)) | |
| 4227 ++end_lnum; | |
| 4228 } | |
| 4229 | |
| 4230 /* | |
| 4231 * If there are no empty lines at the end, try to find some empty lines at | |
| 4232 * the start (unless that has been done already). | |
| 4233 */ | |
| 4234 if (!white_in_front && !linewhite(end_lnum) && include) | |
| 4235 while (start_lnum > 1 && linewhite(start_lnum - 1)) | |
| 4236 --start_lnum; | |
| 4237 | |
| 4238 if (VIsual_active) | |
| 4239 { | |
| 4240 /* Problem: when doing "Vipipip" nothing happens in a single white | |
| 4241 * line, we get stuck there. Trap this here. */ | |
| 4242 if (VIsual_mode == 'V' && start_lnum == curwin->w_cursor.lnum) | |
| 4243 goto extend; | |
| 4244 VIsual.lnum = start_lnum; | |
| 4245 VIsual_mode = 'V'; | |
| 4246 redraw_curbuf_later(INVERTED); /* update the inversion */ | |
| 4247 showmode(); | |
| 4248 } | |
| 4249 else | |
| 4250 { | |
| 4251 oap->start.lnum = start_lnum; | |
| 4252 oap->start.col = 0; | |
| 4253 oap->motion_type = MLINE; | |
| 4254 } | |
| 4255 curwin->w_cursor.lnum = end_lnum; | |
| 4256 curwin->w_cursor.col = 0; | |
| 4257 | |
| 4258 return OK; | |
| 4259 } | |
| 12 | 4260 |
|
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0b6c37dd858d
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Christian Brabandt <cb@256bit.org>
parents:
7358
diff
changeset
|
4261 static int find_next_quote(char_u *top_ptr, int col, int quotechar, char_u *escape); |
|
0b6c37dd858d
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Christian Brabandt <cb@256bit.org>
parents:
7358
diff
changeset
|
4262 static int find_prev_quote(char_u *line, int col_start, int quotechar, char_u *escape); |
| 12 | 4263 |
| 4264 /* | |
| 4265 * Search quote char from string line[col]. | |
| 4266 * Quote character escaped by one of the characters in "escape" is not counted | |
| 4267 * as a quote. | |
| 4268 * Returns column number of "quotechar" or -1 when not found. | |
| 4269 */ | |
| 4270 static int | |
|
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parents:
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diff
changeset
|
4271 find_next_quote( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4272 char_u *line, |
|
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Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
4273 int col, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4274 int quotechar, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4275 char_u *escape) /* escape characters, can be NULL */ |
| 12 | 4276 { |
| 4277 int c; | |
| 4278 | |
| 408 | 4279 for (;;) |
| 12 | 4280 { |
| 4281 c = line[col]; | |
| 4282 if (c == NUL) | |
| 4283 return -1; | |
| 4284 else if (escape != NULL && vim_strchr(escape, c)) | |
| 4285 ++col; | |
| 4286 else if (c == quotechar) | |
| 4287 break; | |
| 4288 #ifdef FEAT_MBYTE | |
| 4289 if (has_mbyte) | |
| 474 | 4290 col += (*mb_ptr2len)(line + col); |
| 12 | 4291 else |
| 7 | 4292 #endif |
| 12 | 4293 ++col; |
| 4294 } | |
| 4295 return col; | |
| 4296 } | |
| 4297 | |
| 4298 /* | |
| 4299 * Search backwards in "line" from column "col_start" to find "quotechar". | |
| 4300 * Quote character escaped by one of the characters in "escape" is not counted | |
| 4301 * as a quote. | |
| 4302 * Return the found column or zero. | |
| 4303 */ | |
| 4304 static int | |
|
7835
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4305 find_prev_quote( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4306 char_u *line, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4307 int col_start, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4308 int quotechar, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4309 char_u *escape) /* escape characters, can be NULL */ |
| 12 | 4310 { |
| 4311 int n; | |
| 4312 | |
| 4313 while (col_start > 0) | |
| 4314 { | |
| 4315 --col_start; | |
| 4316 #ifdef FEAT_MBYTE | |
| 4317 col_start -= (*mb_head_off)(line, line + col_start); | |
| 4318 #endif | |
| 4319 n = 0; | |
| 4320 if (escape != NULL) | |
| 4321 while (col_start - n > 0 && vim_strchr(escape, | |
| 4322 line[col_start - n - 1]) != NULL) | |
| 4323 ++n; | |
| 4324 if (n & 1) | |
| 4325 col_start -= n; /* uneven number of escape chars, skip it */ | |
| 4326 else if (line[col_start] == quotechar) | |
| 4327 break; | |
| 4328 } | |
| 4329 return col_start; | |
| 4330 } | |
| 4331 | |
| 4332 /* | |
| 4333 * Find quote under the cursor, cursor at end. | |
| 4334 * Returns TRUE if found, else FALSE. | |
| 4335 */ | |
| 4336 int | |
|
7835
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4337 current_quote( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4338 oparg_T *oap, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4339 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4340 int include, /* TRUE == include quote char */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4341 int quotechar) /* Quote character */ |
| 12 | 4342 { |
| 4343 char_u *line = ml_get_curline(); | |
| 4344 int col_end; | |
| 4345 int col_start = curwin->w_cursor.col; | |
| 4346 int inclusive = FALSE; | |
| 4347 int vis_empty = TRUE; /* Visual selection <= 1 char */ | |
| 4348 int vis_bef_curs = FALSE; /* Visual starts before cursor */ | |
| 527 | 4349 int inside_quotes = FALSE; /* Looks like "i'" done before */ |
| 4350 int selected_quote = FALSE; /* Has quote inside selection */ | |
| 4351 int i; | |
| 12 | 4352 |
| 4353 /* Correct cursor when 'selection' is exclusive */ | |
| 4354 if (VIsual_active) | |
| 4355 { | |
| 527 | 4356 vis_bef_curs = lt(VIsual, curwin->w_cursor); |
| 12 | 4357 if (*p_sel == 'e' && vis_bef_curs) |
| 4358 dec_cursor(); | |
| 4359 vis_empty = equalpos(VIsual, curwin->w_cursor); | |
| 4360 } | |
| 527 | 4361 |
| 4362 if (!vis_empty) | |
| 4363 { | |
| 4364 /* Check if the existing selection exactly spans the text inside | |
| 4365 * quotes. */ | |
| 4366 if (vis_bef_curs) | |
| 4367 { | |
| 4368 inside_quotes = VIsual.col > 0 | |
| 4369 && line[VIsual.col - 1] == quotechar | |
| 4370 && line[curwin->w_cursor.col] != NUL | |
| 4371 && line[curwin->w_cursor.col + 1] == quotechar; | |
| 4372 i = VIsual.col; | |
| 4373 col_end = curwin->w_cursor.col; | |
| 4374 } | |
| 4375 else | |
| 4376 { | |
| 4377 inside_quotes = curwin->w_cursor.col > 0 | |
| 4378 && line[curwin->w_cursor.col - 1] == quotechar | |
| 4379 && line[VIsual.col] != NUL | |
| 4380 && line[VIsual.col + 1] == quotechar; | |
| 4381 i = curwin->w_cursor.col; | |
| 4382 col_end = VIsual.col; | |
| 4383 } | |
| 4384 | |
| 4385 /* Find out if we have a quote in the selection. */ | |
| 4386 while (i <= col_end) | |
| 4387 if (line[i++] == quotechar) | |
| 4388 { | |
| 4389 selected_quote = TRUE; | |
| 4390 break; | |
| 4391 } | |
| 4392 } | |
| 4393 | |
| 12 | 4394 if (!vis_empty && line[col_start] == quotechar) |
| 4395 { | |
| 4396 /* Already selecting something and on a quote character. Find the | |
| 4397 * next quoted string. */ | |
| 4398 if (vis_bef_curs) | |
| 4399 { | |
| 4400 /* Assume we are on a closing quote: move to after the next | |
| 4401 * opening quote. */ | |
| 4402 col_start = find_next_quote(line, col_start + 1, quotechar, NULL); | |
| 4403 if (col_start < 0) | |
| 4404 return FALSE; | |
| 4405 col_end = find_next_quote(line, col_start + 1, quotechar, | |
| 4406 curbuf->b_p_qe); | |
| 4407 if (col_end < 0) | |
| 4408 { | |
| 4409 /* We were on a starting quote perhaps? */ | |
| 4410 col_end = col_start; | |
| 4411 col_start = curwin->w_cursor.col; | |
| 4412 } | |
| 4413 } | |
| 4414 else | |
| 4415 { | |
| 4416 col_end = find_prev_quote(line, col_start, quotechar, NULL); | |
| 4417 if (line[col_end] != quotechar) | |
| 4418 return FALSE; | |
| 4419 col_start = find_prev_quote(line, col_end, quotechar, | |
| 4420 curbuf->b_p_qe); | |
| 4421 if (line[col_start] != quotechar) | |
| 4422 { | |
| 4423 /* We were on an ending quote perhaps? */ | |
| 4424 col_start = col_end; | |
| 4425 col_end = curwin->w_cursor.col; | |
| 4426 } | |
| 4427 } | |
| 4428 } | |
| 4429 else | |
| 5735 | 4430 |
| 4431 if (line[col_start] == quotechar || !vis_empty) | |
| 12 | 4432 { |
| 4433 int first_col = col_start; | |
| 4434 | |
| 4435 if (!vis_empty) | |
| 4436 { | |
| 4437 if (vis_bef_curs) | |
| 4438 first_col = find_next_quote(line, col_start, quotechar, NULL); | |
| 4439 else | |
| 4440 first_col = find_prev_quote(line, col_start, quotechar, NULL); | |
| 4441 } | |
| 5735 | 4442 |
| 12 | 4443 /* The cursor is on a quote, we don't know if it's the opening or |
| 4444 * closing quote. Search from the start of the line to find out. | |
| 4445 * Also do this when there is a Visual area, a' may leave the cursor | |
| 4446 * in between two strings. */ | |
| 4447 col_start = 0; | |
| 408 | 4448 for (;;) |
| 12 | 4449 { |
| 4450 /* Find open quote character. */ | |
| 4451 col_start = find_next_quote(line, col_start, quotechar, NULL); | |
| 4452 if (col_start < 0 || col_start > first_col) | |
| 4453 return FALSE; | |
| 4454 /* Find close quote character. */ | |
| 4455 col_end = find_next_quote(line, col_start + 1, quotechar, | |
| 4456 curbuf->b_p_qe); | |
| 4457 if (col_end < 0) | |
| 4458 return FALSE; | |
| 4459 /* If is cursor between start and end quote character, it is | |
| 4460 * target text object. */ | |
| 4461 if (col_start <= first_col && first_col <= col_end) | |
| 4462 break; | |
| 4463 col_start = col_end + 1; | |
| 4464 } | |
| 4465 } | |
| 4466 else | |
| 4467 { | |
| 4468 /* Search backward for a starting quote. */ | |
| 4469 col_start = find_prev_quote(line, col_start, quotechar, curbuf->b_p_qe); | |
| 4470 if (line[col_start] != quotechar) | |
| 4471 { | |
| 4472 /* No quote before the cursor, look after the cursor. */ | |
| 4473 col_start = find_next_quote(line, col_start, quotechar, NULL); | |
| 4474 if (col_start < 0) | |
| 4475 return FALSE; | |
| 4476 } | |
| 4477 | |
| 4478 /* Find close quote character. */ | |
| 4479 col_end = find_next_quote(line, col_start + 1, quotechar, | |
| 4480 curbuf->b_p_qe); | |
| 4481 if (col_end < 0) | |
| 4482 return FALSE; | |
| 4483 } | |
| 4484 | |
| 4485 /* When "include" is TRUE, include spaces after closing quote or before | |
| 4486 * the starting quote. */ | |
| 4487 if (include) | |
| 4488 { | |
| 4489 if (vim_iswhite(line[col_end + 1])) | |
| 4490 while (vim_iswhite(line[col_end + 1])) | |
| 4491 ++col_end; | |
| 4492 else | |
| 4493 while (col_start > 0 && vim_iswhite(line[col_start - 1])) | |
| 4494 --col_start; | |
| 4495 } | |
| 4496 | |
| 527 | 4497 /* Set start position. After vi" another i" must include the ". |
| 4498 * For v2i" include the quotes. */ | |
| 5735 | 4499 if (!include && count < 2 && (vis_empty || !inside_quotes)) |
| 12 | 4500 ++col_start; |
| 4501 curwin->w_cursor.col = col_start; | |
| 4502 if (VIsual_active) | |
| 4503 { | |
| 527 | 4504 /* Set the start of the Visual area when the Visual area was empty, we |
| 4505 * were just inside quotes or the Visual area didn't start at a quote | |
| 4506 * and didn't include a quote. | |
| 4507 */ | |
| 4508 if (vis_empty | |
| 4509 || (vis_bef_curs | |
| 4510 && !selected_quote | |
| 4511 && (inside_quotes | |
| 4512 || (line[VIsual.col] != quotechar | |
| 4513 && (VIsual.col == 0 | |
| 4514 || line[VIsual.col - 1] != quotechar))))) | |
| 12 | 4515 { |
| 4516 VIsual = curwin->w_cursor; | |
| 4517 redraw_curbuf_later(INVERTED); | |
| 4518 } | |
| 4519 } | |
| 4520 else | |
| 4521 { | |
| 4522 oap->start = curwin->w_cursor; | |
| 4523 oap->motion_type = MCHAR; | |
| 4524 } | |
| 4525 | |
| 4526 /* Set end position. */ | |
| 4527 curwin->w_cursor.col = col_end; | |
| 5735 | 4528 if ((include || count > 1 /* After vi" another i" must include the ". */ |
| 527 | 4529 || (!vis_empty && inside_quotes) |
| 4530 ) && inc_cursor() == 2) | |
| 12 | 4531 inclusive = TRUE; |
| 4532 if (VIsual_active) | |
| 4533 { | |
| 4534 if (vis_empty || vis_bef_curs) | |
| 4535 { | |
| 4536 /* decrement cursor when 'selection' is not exclusive */ | |
| 4537 if (*p_sel != 'e') | |
| 4538 dec_cursor(); | |
| 4539 } | |
| 4540 else | |
| 4541 { | |
| 527 | 4542 /* Cursor is at start of Visual area. Set the end of the Visual |
| 4543 * area when it was just inside quotes or it didn't end at a | |
| 4544 * quote. */ | |
| 4545 if (inside_quotes | |
| 4546 || (!selected_quote | |
| 4547 && line[VIsual.col] != quotechar | |
| 4548 && (line[VIsual.col] == NUL | |
| 4549 || line[VIsual.col + 1] != quotechar))) | |
| 4550 { | |
| 4551 dec_cursor(); | |
| 4552 VIsual = curwin->w_cursor; | |
| 4553 } | |
| 12 | 4554 curwin->w_cursor.col = col_start; |
| 4555 } | |
| 4556 if (VIsual_mode == 'V') | |
| 4557 { | |
| 4558 VIsual_mode = 'v'; | |
| 4559 redraw_cmdline = TRUE; /* show mode later */ | |
| 4560 } | |
| 4561 } | |
| 4562 else | |
| 4563 { | |
| 4564 /* Set inclusive and other oap's flags. */ | |
| 4565 oap->inclusive = inclusive; | |
| 4566 } | |
| 4567 | |
| 4568 return OK; | |
| 4569 } | |
| 4570 | |
| 4571 #endif /* FEAT_TEXTOBJ */ | |
| 7 | 4572 |
|
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parents:
7358
diff
changeset
|
4573 static int is_one_char(char_u *pattern, int move); |
| 3755 | 4574 |
| 3718 | 4575 /* |
| 4576 * Find next search match under cursor, cursor at end. | |
| 4577 * Used while an operator is pending, and in Visual mode. | |
| 4578 */ | |
| 4579 int | |
|
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diff
changeset
|
4580 current_search( |
|
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parents:
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diff
changeset
|
4581 long count, |
|
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parents:
7805
diff
changeset
|
4582 int forward) /* move forward or backwards */ |
| 3718 | 4583 { |
| 4584 pos_T start_pos; /* position before the pattern */ | |
| 4585 pos_T orig_pos; /* position of the cursor at beginning */ | |
| 4586 pos_T pos; /* position after the pattern */ | |
| 4587 int i; | |
| 4588 int dir; | |
| 4589 int result; /* result of various function calls */ | |
| 4590 char_u old_p_ws = p_ws; | |
| 4591 int flags = 0; | |
|
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|
4592 pos_T save_VIsual = VIsual; |
|
5064
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diff
changeset
|
4593 int one_char; |
| 3718 | 4594 |
| 4595 /* wrapping should not occur */ | |
| 4596 p_ws = FALSE; | |
| 4597 | |
| 4598 /* Correct cursor when 'selection' is exclusive */ | |
| 4599 if (VIsual_active && *p_sel == 'e' && lt(VIsual, curwin->w_cursor)) | |
| 4600 dec_cursor(); | |
| 4601 | |
| 4602 if (VIsual_active) | |
| 4603 { | |
| 4604 orig_pos = curwin->w_cursor; | |
| 4605 | |
| 4606 pos = curwin->w_cursor; | |
| 4607 | |
| 4608 /* make sure, searching further will extend the match */ | |
| 4609 if (VIsual_active) | |
| 4610 { | |
| 4611 if (forward) | |
| 4612 incl(&pos); | |
| 4613 else | |
| 4614 decl(&pos); | |
| 4615 } | |
| 4616 } | |
| 4617 else | |
|
8954
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7835
diff
changeset
|
4618 orig_pos = pos = curwin->w_cursor; |
| 3718 | 4619 |
| 3755 | 4620 /* Is the pattern is zero-width? */ |
| 6443 | 4621 one_char = is_one_char(spats[last_idx].pat, TRUE); |
|
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diff
changeset
|
4622 if (one_char == -1) |
| 5523 | 4623 { |
| 4624 p_ws = old_p_ws; | |
| 4625 return FAIL; /* pattern not found */ | |
| 4626 } | |
| 3732 | 4627 |
| 4628 /* | |
| 3718 | 4629 * The trick is to first search backwards and then search forward again, |
| 4630 * so that a match at the current cursor position will be correctly | |
| 4631 * captured. | |
| 4632 */ | |
| 4633 for (i = 0; i < 2; i++) | |
| 4634 { | |
| 4635 if (forward) | |
| 4636 dir = i; | |
| 4637 else | |
| 4638 dir = !i; | |
| 3732 | 4639 |
| 4640 flags = 0; | |
|
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diff
changeset
|
4641 if (!dir && !one_char) |
| 3732 | 4642 flags = SEARCH_END; |
| 4643 | |
| 3718 | 4644 result = searchit(curwin, curbuf, &pos, (dir ? FORWARD : BACKWARD), |
| 4645 spats[last_idx].pat, (long) (i ? count : 1), | |
| 3732 | 4646 SEARCH_KEEP | flags, RE_SEARCH, 0, NULL); |
| 3718 | 4647 |
| 4648 /* First search may fail, but then start searching from the | |
| 4649 * beginning of the file (cursor might be on the search match) | |
| 4650 * except when Visual mode is active, so that extending the visual | |
| 4651 * selection works. */ | |
| 4652 if (!result && i) /* not found, abort */ | |
| 4653 { | |
| 4654 curwin->w_cursor = orig_pos; | |
| 4655 if (VIsual_active) | |
| 4656 VIsual = save_VIsual; | |
| 4657 p_ws = old_p_ws; | |
| 4658 return FAIL; | |
| 4659 } | |
| 3778 | 4660 else if (!i && !result) |
| 3718 | 4661 { |
| 4662 if (forward) /* try again from start of buffer */ | |
| 4663 { | |
| 4664 clearpos(&pos); | |
| 4665 } | |
| 4666 else /* try again from end of buffer */ | |
| 4667 { | |
| 4668 /* searching backwards, so set pos to last line and col */ | |
| 4669 pos.lnum = curwin->w_buffer->b_ml.ml_line_count; | |
| 3724 | 4670 pos.col = (colnr_T)STRLEN( |
| 4671 ml_get(curwin->w_buffer->b_ml.ml_line_count)); | |
| 3718 | 4672 } |
| 4673 } | |
| 5452 | 4674 p_ws = old_p_ws; |
| 3718 | 4675 } |
| 4676 | |
| 4677 start_pos = pos; | |
| 3732 | 4678 flags = forward ? SEARCH_END : 0; |
| 4679 | |
| 6443 | 4680 /* Check again from the current cursor position, |
| 4681 * since the next match might actually by only one char wide */ | |
| 4682 one_char = is_one_char(spats[last_idx].pat, FALSE); | |
| 4683 | |
| 3732 | 4684 /* move to match, except for zero-width matches, in which case, we are |
| 4685 * already on the next match */ | |
|
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diff
changeset
|
4686 if (!one_char) |
| 3732 | 4687 result = searchit(curwin, curbuf, &pos, (forward ? FORWARD : BACKWARD), |
| 3718 | 4688 spats[last_idx].pat, 0L, flags | SEARCH_KEEP, RE_SEARCH, 0, NULL); |
| 4689 | |
| 4690 if (!VIsual_active) | |
| 4691 VIsual = start_pos; | |
| 4692 | |
| 4693 curwin->w_cursor = pos; | |
| 4694 VIsual_active = TRUE; | |
| 4695 VIsual_mode = 'v'; | |
| 4696 | |
| 4697 if (VIsual_active) | |
| 4698 { | |
| 4699 redraw_curbuf_later(INVERTED); /* update the inversion */ | |
| 3831 | 4700 if (*p_sel == 'e') |
| 4701 { | |
| 4702 /* Correction for exclusive selection depends on the direction. */ | |
| 4703 if (forward && ltoreq(VIsual, curwin->w_cursor)) | |
| 4704 inc_cursor(); | |
| 4705 else if (!forward && ltoreq(curwin->w_cursor, VIsual)) | |
| 4706 inc(&VIsual); | |
| 4707 } | |
| 4708 | |
| 3718 | 4709 } |
| 4710 | |
| 4711 #ifdef FEAT_FOLDING | |
| 4712 if (fdo_flags & FDO_SEARCH && KeyTyped) | |
| 4713 foldOpenCursor(); | |
| 4714 #endif | |
| 4715 | |
| 4716 may_start_select('c'); | |
| 4717 #ifdef FEAT_MOUSE | |
| 4718 setmouse(); | |
| 4719 #endif | |
| 4720 #ifdef FEAT_CLIPBOARD | |
| 4721 /* Make sure the clipboard gets updated. Needed because start and | |
| 4722 * end are still the same, and the selection needs to be owned */ | |
| 4723 clip_star.vmode = NUL; | |
| 4724 #endif | |
| 4725 redraw_curbuf_later(INVERTED); | |
| 4726 showmode(); | |
| 4727 | |
| 4728 return OK; | |
| 4729 } | |
| 3755 | 4730 |
| 4731 /* | |
|
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8954
diff
changeset
|
4732 * Check if the pattern is one character long or zero-width. |
| 6443 | 4733 * If move is TRUE, check from the beginning of the buffer, else from the |
| 4734 * current cursor position. | |
| 3755 | 4735 * Returns TRUE, FALSE or -1 for failure. |
| 4736 */ | |
| 4737 static int | |
|
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7805
diff
changeset
|
4738 is_one_char(char_u *pattern, int move) |
| 3755 | 4739 { |
| 4740 regmmatch_T regmatch; | |
| 4741 int nmatched = 0; | |
| 4742 int result = -1; | |
| 3778 | 4743 pos_T pos; |
| 4744 int save_called_emsg = called_emsg; | |
| 6443 | 4745 int flag = 0; |
| 3755 | 4746 |
|
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parents:
8954
diff
changeset
|
4747 if (pattern == NULL) |
|
847518911c0b
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parents:
8954
diff
changeset
|
4748 pattern = spats[last_idx].pat; |
|
847518911c0b
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parents:
8954
diff
changeset
|
4749 |
| 3755 | 4750 if (search_regcomp(pattern, RE_SEARCH, RE_SEARCH, |
| 4751 SEARCH_KEEP, ®match) == FAIL) | |
| 4752 return -1; | |
| 4753 | |
|
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8954
diff
changeset
|
4754 /* init startcol correctly */ |
|
847518911c0b
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parents:
8954
diff
changeset
|
4755 regmatch.startpos[0].col = -1; |
| 3755 | 4756 /* move to match */ |
| 6443 | 4757 if (move) |
| 4758 clearpos(&pos) | |
| 4759 else | |
| 4760 { | |
| 4761 pos = curwin->w_cursor; | |
| 4762 /* accept a match at the cursor position */ | |
| 4763 flag = SEARCH_START; | |
| 4764 } | |
| 4765 | |
|
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8954
diff
changeset
|
4766 if (searchit(curwin, curbuf, &pos, FORWARD, pattern, 1, |
| 6443 | 4767 SEARCH_KEEP + flag, RE_SEARCH, 0, NULL) != FAIL) |
| 3755 | 4768 { |
| 4769 /* Zero-width pattern should match somewhere, then we can check if | |
| 4770 * start and end are in the same position. */ | |
| 3778 | 4771 called_emsg = FALSE; |
|
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parents:
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diff
changeset
|
4772 do |
|
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parents:
8954
diff
changeset
|
4773 { |
|
847518911c0b
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parents:
8954
diff
changeset
|
4774 regmatch.startpos[0].col++; |
|
847518911c0b
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8954
diff
changeset
|
4775 nmatched = vim_regexec_multi(®match, curwin, curbuf, |
|
847518911c0b
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parents:
8954
diff
changeset
|
4776 pos.lnum, regmatch.startpos[0].col, NULL); |
|
847518911c0b
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diff
changeset
|
4777 if (!nmatched) |
|
847518911c0b
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diff
changeset
|
4778 break; |
|
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8954
diff
changeset
|
4779 } while (regmatch.startpos[0].col < pos.col); |
| 3755 | 4780 |
| 4781 if (!called_emsg) | |
|
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8954
diff
changeset
|
4782 { |
| 3755 | 4783 result = (nmatched != 0 |
| 3778 | 4784 && regmatch.startpos[0].lnum == regmatch.endpos[0].lnum |
| 4785 && regmatch.startpos[0].col == regmatch.endpos[0].col); | |
|
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diff
changeset
|
4786 /* one char width */ |
|
847518911c0b
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diff
changeset
|
4787 if (!result && inc(&pos) >= 0 && pos.col == regmatch.endpos[0].col) |
|
847518911c0b
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diff
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|
4788 result = TRUE; |
|
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diff
changeset
|
4789 } |
| 3755 | 4790 } |
| 4791 | |
| 3778 | 4792 called_emsg |= save_called_emsg; |
|
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changeset
|
4793 vim_regfree(regmatch.regprog); |
| 3755 | 4794 return result; |
| 4795 } | |
| 3718 | 4796 |
| 7 | 4797 #if defined(FEAT_LISP) || defined(FEAT_CINDENT) || defined(FEAT_TEXTOBJ) \ |
| 4798 || defined(PROTO) | |
| 4799 /* | |
| 4800 * return TRUE if line 'lnum' is empty or has white chars only. | |
| 4801 */ | |
| 4802 int | |
|
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7805
diff
changeset
|
4803 linewhite(linenr_T lnum) |
| 7 | 4804 { |
| 4805 char_u *p; | |
| 4806 | |
| 4807 p = skipwhite(ml_get(lnum)); | |
| 4808 return (*p == NUL); | |
| 4809 } | |
| 4810 #endif | |
| 4811 | |
| 4812 #if defined(FEAT_FIND_ID) || defined(PROTO) | |
| 4813 /* | |
| 4814 * Find identifiers or defines in included files. | |
| 2719 | 4815 * If p_ic && (compl_cont_status & CONT_SOL) then ptr must be in lowercase. |
| 7 | 4816 */ |
| 4817 void | |
|
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7805
diff
changeset
|
4818 find_pattern_in_path( |
|
4d7ce6c03fda
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7805
diff
changeset
|
4819 char_u *ptr, /* pointer to search pattern */ |
|
4d7ce6c03fda
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parents:
7805
diff
changeset
|
4820 int dir UNUSED, /* direction of expansion */ |
|
4d7ce6c03fda
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7805
diff
changeset
|
4821 int len, /* length of search pattern */ |
|
4d7ce6c03fda
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parents:
7805
diff
changeset
|
4822 int whole, /* match whole words only */ |
|
4d7ce6c03fda
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7805
diff
changeset
|
4823 int skip_comments, /* don't match inside comments */ |
|
4d7ce6c03fda
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7805
diff
changeset
|
4824 int type, /* Type of search; are we looking for a type? |
| 7 | 4825 a macro? */ |
|
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4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4826 long count, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4827 int action, /* What to do when we find it */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4828 linenr_T start_lnum, /* first line to start searching */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
4829 linenr_T end_lnum) /* last line for searching */ |
| 7 | 4830 { |
| 4831 SearchedFile *files; /* Stack of included files */ | |
| 4832 SearchedFile *bigger; /* When we need more space */ | |
| 4833 int max_path_depth = 50; | |
| 4834 long match_count = 1; | |
| 4835 | |
| 4836 char_u *pat; | |
| 4837 char_u *new_fname; | |
| 4838 char_u *curr_fname = curbuf->b_fname; | |
| 4839 char_u *prev_fname = NULL; | |
| 4840 linenr_T lnum; | |
| 4841 int depth; | |
| 4842 int depth_displayed; /* For type==CHECK_PATH */ | |
| 4843 int old_files; | |
| 4844 int already_searched; | |
| 4845 char_u *file_line; | |
| 4846 char_u *line; | |
| 4847 char_u *p; | |
| 4848 char_u save_char; | |
| 4849 int define_matched; | |
| 4850 regmatch_T regmatch; | |
| 4851 regmatch_T incl_regmatch; | |
| 4852 regmatch_T def_regmatch; | |
| 4853 int matched = FALSE; | |
| 4854 int did_show = FALSE; | |
| 4855 int found = FALSE; | |
| 4856 int i; | |
| 4857 char_u *already = NULL; | |
| 4858 char_u *startp = NULL; | |
| 534 | 4859 char_u *inc_opt = NULL; |
| 7 | 4860 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) |
| 4861 win_T *curwin_save = NULL; | |
| 4862 #endif | |
| 4863 | |
| 4864 regmatch.regprog = NULL; | |
| 4865 incl_regmatch.regprog = NULL; | |
| 4866 def_regmatch.regprog = NULL; | |
| 4867 | |
| 4868 file_line = alloc(LSIZE); | |
| 4869 if (file_line == NULL) | |
| 4870 return; | |
| 4871 | |
| 4872 if (type != CHECK_PATH && type != FIND_DEFINE | |
| 4873 #ifdef FEAT_INS_EXPAND | |
| 4874 /* when CONT_SOL is set compare "ptr" with the beginning of the line | |
| 4875 * is faster than quote_meta/regcomp/regexec "ptr" -- Acevedo */ | |
| 449 | 4876 && !(compl_cont_status & CONT_SOL) |
| 7 | 4877 #endif |
| 4878 ) | |
| 4879 { | |
| 4880 pat = alloc(len + 5); | |
| 4881 if (pat == NULL) | |
| 4882 goto fpip_end; | |
| 4883 sprintf((char *)pat, whole ? "\\<%.*s\\>" : "%.*s", len, ptr); | |
| 4884 /* ignore case according to p_ic, p_scs and pat */ | |
| 4885 regmatch.rm_ic = ignorecase(pat); | |
| 4886 regmatch.regprog = vim_regcomp(pat, p_magic ? RE_MAGIC : 0); | |
| 4887 vim_free(pat); | |
| 4888 if (regmatch.regprog == NULL) | |
| 4889 goto fpip_end; | |
| 4890 } | |
| 534 | 4891 inc_opt = (*curbuf->b_p_inc == NUL) ? p_inc : curbuf->b_p_inc; |
| 4892 if (*inc_opt != NUL) | |
| 7 | 4893 { |
| 534 | 4894 incl_regmatch.regprog = vim_regcomp(inc_opt, p_magic ? RE_MAGIC : 0); |
| 7 | 4895 if (incl_regmatch.regprog == NULL) |
| 4896 goto fpip_end; | |
| 4897 incl_regmatch.rm_ic = FALSE; /* don't ignore case in incl. pat. */ | |
| 4898 } | |
| 4899 if (type == FIND_DEFINE && (*curbuf->b_p_def != NUL || *p_def != NUL)) | |
| 4900 { | |
| 4901 def_regmatch.regprog = vim_regcomp(*curbuf->b_p_def == NUL | |
| 4902 ? p_def : curbuf->b_p_def, p_magic ? RE_MAGIC : 0); | |
| 4903 if (def_regmatch.regprog == NULL) | |
| 4904 goto fpip_end; | |
| 4905 def_regmatch.rm_ic = FALSE; /* don't ignore case in define pat. */ | |
| 4906 } | |
| 4907 files = (SearchedFile *)lalloc_clear((long_u) | |
| 4908 (max_path_depth * sizeof(SearchedFile)), TRUE); | |
| 4909 if (files == NULL) | |
| 4910 goto fpip_end; | |
| 4911 old_files = max_path_depth; | |
| 4912 depth = depth_displayed = -1; | |
| 4913 | |
| 4914 lnum = start_lnum; | |
| 4915 if (end_lnum > curbuf->b_ml.ml_line_count) | |
| 4916 end_lnum = curbuf->b_ml.ml_line_count; | |
| 4917 if (lnum > end_lnum) /* do at least one line */ | |
| 4918 lnum = end_lnum; | |
| 4919 line = ml_get(lnum); | |
| 4920 | |
| 4921 for (;;) | |
| 4922 { | |
| 4923 if (incl_regmatch.regprog != NULL | |
| 4924 && vim_regexec(&incl_regmatch, line, (colnr_T)0)) | |
| 4925 { | |
| 534 | 4926 char_u *p_fname = (curr_fname == curbuf->b_fname) |
| 4927 ? curbuf->b_ffname : curr_fname; | |
| 4928 | |
| 4929 if (inc_opt != NULL && strstr((char *)inc_opt, "\\zs") != NULL) | |
| 4930 /* Use text from '\zs' to '\ze' (or end) of 'include'. */ | |
| 4931 new_fname = find_file_name_in_path(incl_regmatch.startp[0], | |
|
5118
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
4932 (int)(incl_regmatch.endp[0] - incl_regmatch.startp[0]), |
| 534 | 4933 FNAME_EXP|FNAME_INCL|FNAME_REL, 1L, p_fname); |
| 4934 else | |
| 4935 /* Use text after match with 'include'. */ | |
| 4936 new_fname = file_name_in_line(incl_regmatch.endp[0], 0, | |
| 681 | 4937 FNAME_EXP|FNAME_INCL|FNAME_REL, 1L, p_fname, NULL); |
| 7 | 4938 already_searched = FALSE; |
| 4939 if (new_fname != NULL) | |
| 4940 { | |
| 4941 /* Check whether we have already searched in this file */ | |
| 4942 for (i = 0;; i++) | |
| 4943 { | |
| 4944 if (i == depth + 1) | |
| 4945 i = old_files; | |
| 4946 if (i == max_path_depth) | |
| 4947 break; | |
| 4948 if (fullpathcmp(new_fname, files[i].name, TRUE) & FPC_SAME) | |
| 4949 { | |
| 4950 if (type != CHECK_PATH && | |
| 4951 action == ACTION_SHOW_ALL && files[i].matched) | |
| 4952 { | |
| 4953 msg_putchar('\n'); /* cursor below last one */ | |
| 4954 if (!got_int) /* don't display if 'q' | |
| 4955 typed at "--more--" | |
| 1859 | 4956 message */ |
| 7 | 4957 { |
| 4958 msg_home_replace_hl(new_fname); | |
| 4959 MSG_PUTS(_(" (includes previously listed match)")); | |
| 4960 prev_fname = NULL; | |
| 4961 } | |
| 4962 } | |
| 4963 vim_free(new_fname); | |
| 4964 new_fname = NULL; | |
| 4965 already_searched = TRUE; | |
| 4966 break; | |
| 4967 } | |
| 4968 } | |
| 4969 } | |
| 4970 | |
| 4971 if (type == CHECK_PATH && (action == ACTION_SHOW_ALL | |
| 4972 || (new_fname == NULL && !already_searched))) | |
| 4973 { | |
| 4974 if (did_show) | |
| 4975 msg_putchar('\n'); /* cursor below last one */ | |
| 4976 else | |
| 4977 { | |
| 4978 gotocmdline(TRUE); /* cursor at status line */ | |
| 4979 MSG_PUTS_TITLE(_("--- Included files ")); | |
| 4980 if (action != ACTION_SHOW_ALL) | |
| 4981 MSG_PUTS_TITLE(_("not found ")); | |
| 4982 MSG_PUTS_TITLE(_("in path ---\n")); | |
| 4983 } | |
| 4984 did_show = TRUE; | |
| 4985 while (depth_displayed < depth && !got_int) | |
| 4986 { | |
| 4987 ++depth_displayed; | |
| 4988 for (i = 0; i < depth_displayed; i++) | |
| 4989 MSG_PUTS(" "); | |
| 4990 msg_home_replace(files[depth_displayed].name); | |
| 4991 MSG_PUTS(" -->\n"); | |
| 4992 } | |
| 4993 if (!got_int) /* don't display if 'q' typed | |
| 4994 for "--more--" message */ | |
| 4995 { | |
| 4996 for (i = 0; i <= depth_displayed; i++) | |
| 4997 MSG_PUTS(" "); | |
| 4998 if (new_fname != NULL) | |
| 4999 { | |
| 5000 /* using "new_fname" is more reliable, e.g., when | |
| 5001 * 'includeexpr' is set. */ | |
| 5002 msg_outtrans_attr(new_fname, hl_attr(HLF_D)); | |
| 5003 } | |
| 5004 else | |
| 5005 { | |
| 5006 /* | |
| 5007 * Isolate the file name. | |
| 5008 * Include the surrounding "" or <> if present. | |
| 5009 */ | |
| 3699 | 5010 if (inc_opt != NULL |
| 5011 && strstr((char *)inc_opt, "\\zs") != NULL) | |
| 5012 { | |
| 5013 /* pattern contains \zs, use the match */ | |
| 5014 p = incl_regmatch.startp[0]; | |
| 5015 i = (int)(incl_regmatch.endp[0] | |
| 5016 - incl_regmatch.startp[0]); | |
| 5017 } | |
| 5018 else | |
| 5019 { | |
| 5020 /* find the file name after the end of the match */ | |
| 5021 for (p = incl_regmatch.endp[0]; | |
| 5022 *p && !vim_isfilec(*p); p++) | |
| 5023 ; | |
| 5024 for (i = 0; vim_isfilec(p[i]); i++) | |
| 5025 ; | |
| 5026 } | |
| 5027 | |
| 7 | 5028 if (i == 0) |
| 5029 { | |
| 5030 /* Nothing found, use the rest of the line. */ | |
| 5031 p = incl_regmatch.endp[0]; | |
| 835 | 5032 i = (int)STRLEN(p); |
| 7 | 5033 } |
| 3699 | 5034 /* Avoid checking before the start of the line, can |
| 5035 * happen if \zs appears in the regexp. */ | |
| 5036 else if (p > line) | |
| 7 | 5037 { |
| 5038 if (p[-1] == '"' || p[-1] == '<') | |
| 5039 { | |
| 5040 --p; | |
| 5041 ++i; | |
| 5042 } | |
| 5043 if (p[i] == '"' || p[i] == '>') | |
| 5044 ++i; | |
| 5045 } | |
| 5046 save_char = p[i]; | |
| 5047 p[i] = NUL; | |
| 5048 msg_outtrans_attr(p, hl_attr(HLF_D)); | |
| 5049 p[i] = save_char; | |
| 5050 } | |
| 5051 | |
| 5052 if (new_fname == NULL && action == ACTION_SHOW_ALL) | |
| 5053 { | |
| 5054 if (already_searched) | |
| 5055 MSG_PUTS(_(" (Already listed)")); | |
| 5056 else | |
| 5057 MSG_PUTS(_(" NOT FOUND")); | |
| 5058 } | |
| 5059 } | |
| 5060 out_flush(); /* output each line directly */ | |
| 5061 } | |
| 5062 | |
| 5063 if (new_fname != NULL) | |
| 5064 { | |
| 5065 /* Push the new file onto the file stack */ | |
| 5066 if (depth + 1 == old_files) | |
| 5067 { | |
| 5068 bigger = (SearchedFile *)lalloc((long_u)( | |
| 5069 max_path_depth * 2 * sizeof(SearchedFile)), TRUE); | |
| 5070 if (bigger != NULL) | |
| 5071 { | |
| 5072 for (i = 0; i <= depth; i++) | |
| 5073 bigger[i] = files[i]; | |
| 5074 for (i = depth + 1; i < old_files + max_path_depth; i++) | |
| 5075 { | |
| 5076 bigger[i].fp = NULL; | |
| 5077 bigger[i].name = NULL; | |
| 5078 bigger[i].lnum = 0; | |
| 5079 bigger[i].matched = FALSE; | |
| 5080 } | |
| 5081 for (i = old_files; i < max_path_depth; i++) | |
| 5082 bigger[i + max_path_depth] = files[i]; | |
| 5083 old_files += max_path_depth; | |
| 5084 max_path_depth *= 2; | |
| 5085 vim_free(files); | |
| 5086 files = bigger; | |
| 5087 } | |
| 5088 } | |
| 5089 if ((files[depth + 1].fp = mch_fopen((char *)new_fname, "r")) | |
| 5090 == NULL) | |
| 5091 vim_free(new_fname); | |
| 5092 else | |
| 5093 { | |
| 5094 if (++depth == old_files) | |
| 5095 { | |
| 5096 /* | |
| 5097 * lalloc() for 'bigger' must have failed above. We | |
| 5098 * will forget one of our already visited files now. | |
| 5099 */ | |
| 5100 vim_free(files[old_files].name); | |
| 5101 ++old_files; | |
| 5102 } | |
| 5103 files[depth].name = curr_fname = new_fname; | |
| 5104 files[depth].lnum = 0; | |
| 5105 files[depth].matched = FALSE; | |
| 5106 #ifdef FEAT_INS_EXPAND | |
| 5107 if (action == ACTION_EXPAND) | |
| 5108 { | |
| 1007 | 5109 msg_hist_off = TRUE; /* reset in msg_trunc_attr() */ |
| 274 | 5110 vim_snprintf((char*)IObuff, IOSIZE, |
| 5111 _("Scanning included file: %s"), | |
| 5112 (char *)new_fname); | |
| 7 | 5113 msg_trunc_attr(IObuff, TRUE, hl_attr(HLF_R)); |
| 5114 } | |
| 712 | 5115 else |
| 7 | 5116 #endif |
| 712 | 5117 if (p_verbose >= 5) |
| 5118 { | |
| 5119 verbose_enter(); | |
| 5120 smsg((char_u *)_("Searching included file %s"), | |
| 5121 (char *)new_fname); | |
| 5122 verbose_leave(); | |
| 5123 } | |
| 5124 | |
| 7 | 5125 } |
| 5126 } | |
| 5127 } | |
| 5128 else | |
| 5129 { | |
| 5130 /* | |
| 5131 * Check if the line is a define (type == FIND_DEFINE) | |
| 5132 */ | |
| 5133 p = line; | |
| 5134 search_line: | |
| 5135 define_matched = FALSE; | |
| 5136 if (def_regmatch.regprog != NULL | |
| 5137 && vim_regexec(&def_regmatch, line, (colnr_T)0)) | |
| 5138 { | |
| 5139 /* | |
| 5140 * Pattern must be first identifier after 'define', so skip | |
| 5141 * to that position before checking for match of pattern. Also | |
| 5142 * don't let it match beyond the end of this identifier. | |
| 5143 */ | |
| 5144 p = def_regmatch.endp[0]; | |
| 5145 while (*p && !vim_iswordc(*p)) | |
| 5146 p++; | |
| 5147 define_matched = TRUE; | |
| 5148 } | |
| 5149 | |
| 5150 /* | |
| 5151 * Look for a match. Don't do this if we are looking for a | |
| 5152 * define and this line didn't match define_prog above. | |
| 5153 */ | |
| 5154 if (def_regmatch.regprog == NULL || define_matched) | |
| 5155 { | |
| 5156 if (define_matched | |
| 5157 #ifdef FEAT_INS_EXPAND | |
| 449 | 5158 || (compl_cont_status & CONT_SOL) |
| 7 | 5159 #endif |
| 5160 ) | |
| 5161 { | |
| 5162 /* compare the first "len" chars from "ptr" */ | |
| 5163 startp = skipwhite(p); | |
| 5164 if (p_ic) | |
| 5165 matched = !MB_STRNICMP(startp, ptr, len); | |
| 5166 else | |
| 5167 matched = !STRNCMP(startp, ptr, len); | |
| 5168 if (matched && define_matched && whole | |
| 5169 && vim_iswordc(startp[len])) | |
| 5170 matched = FALSE; | |
| 5171 } | |
| 5172 else if (regmatch.regprog != NULL | |
| 5173 && vim_regexec(®match, line, (colnr_T)(p - line))) | |
| 5174 { | |
| 5175 matched = TRUE; | |
| 5176 startp = regmatch.startp[0]; | |
| 5177 /* | |
| 5178 * Check if the line is not a comment line (unless we are | |
| 5179 * looking for a define). A line starting with "# define" | |
| 5180 * is not considered to be a comment line. | |
| 5181 */ | |
| 5182 if (!define_matched && skip_comments) | |
| 5183 { | |
| 5184 #ifdef FEAT_COMMENTS | |
| 5185 if ((*line != '#' || | |
| 5186 STRNCMP(skipwhite(line + 1), "define", 6) != 0) | |
| 3562 | 5187 && get_leader_len(line, NULL, FALSE, TRUE)) |
| 7 | 5188 matched = FALSE; |
| 5189 | |
| 5190 /* | |
| 5191 * Also check for a "/ *" or "/ /" before the match. | |
| 5192 * Skips lines like "int backwards; / * normal index | |
| 5193 * * /" when looking for "normal". | |
| 5194 * Note: Doesn't skip "/ *" in comments. | |
| 5195 */ | |
| 5196 p = skipwhite(line); | |
| 5197 if (matched | |
| 5198 || (p[0] == '/' && p[1] == '*') || p[0] == '*') | |
| 5199 #endif | |
| 5200 for (p = line; *p && p < startp; ++p) | |
| 5201 { | |
| 5202 if (matched | |
| 5203 && p[0] == '/' | |
| 5204 && (p[1] == '*' || p[1] == '/')) | |
| 5205 { | |
| 5206 matched = FALSE; | |
| 5207 /* After "//" all text is comment */ | |
| 5208 if (p[1] == '/') | |
| 5209 break; | |
| 5210 ++p; | |
| 5211 } | |
| 5212 else if (!matched && p[0] == '*' && p[1] == '/') | |
| 5213 { | |
| 5214 /* Can find match after "* /". */ | |
| 5215 matched = TRUE; | |
| 5216 ++p; | |
| 5217 } | |
| 5218 } | |
| 5219 } | |
| 5220 } | |
| 5221 } | |
| 5222 } | |
| 5223 if (matched) | |
| 5224 { | |
| 5225 #ifdef FEAT_INS_EXPAND | |
| 5226 if (action == ACTION_EXPAND) | |
| 5227 { | |
| 5228 int reuse = 0; | |
| 5229 int add_r; | |
| 5230 char_u *aux; | |
| 5231 | |
| 5232 if (depth == -1 && lnum == curwin->w_cursor.lnum) | |
| 5233 break; | |
| 5234 found = TRUE; | |
| 5235 aux = p = startp; | |
| 449 | 5236 if (compl_cont_status & CONT_ADDING) |
| 7 | 5237 { |
| 449 | 5238 p += compl_length; |
| 7 | 5239 if (vim_iswordp(p)) |
| 5240 goto exit_matched; | |
| 5241 p = find_word_start(p); | |
| 5242 } | |
| 5243 p = find_word_end(p); | |
| 5244 i = (int)(p - aux); | |
| 5245 | |
| 449 | 5246 if ((compl_cont_status & CONT_ADDING) && i == compl_length) |
| 7 | 5247 { |
| 449 | 5248 /* IOSIZE > compl_length, so the STRNCPY works */ |
| 7 | 5249 STRNCPY(IObuff, aux, i); |
| 944 | 5250 |
| 5251 /* Get the next line: when "depth" < 0 from the current | |
| 5252 * buffer, otherwise from the included file. Jump to | |
| 5253 * exit_matched when past the last line. */ | |
| 5254 if (depth < 0) | |
| 5255 { | |
| 5256 if (lnum >= end_lnum) | |
| 5257 goto exit_matched; | |
| 5258 line = ml_get(++lnum); | |
| 5259 } | |
| 5260 else if (vim_fgets(line = file_line, | |
| 5261 LSIZE, files[depth].fp)) | |
| 7 | 5262 goto exit_matched; |
| 5263 | |
| 5264 /* we read a line, set "already" to check this "line" later | |
| 5265 * if depth >= 0 we'll increase files[depth].lnum far | |
| 5266 * bellow -- Acevedo */ | |
| 5267 already = aux = p = skipwhite(line); | |
| 5268 p = find_word_start(p); | |
| 5269 p = find_word_end(p); | |
| 5270 if (p > aux) | |
| 5271 { | |
| 5272 if (*aux != ')' && IObuff[i-1] != TAB) | |
| 5273 { | |
| 5274 if (IObuff[i-1] != ' ') | |
| 5275 IObuff[i++] = ' '; | |
| 5276 /* IObuf =~ "\(\k\|\i\).* ", thus i >= 2*/ | |
| 5277 if (p_js | |
| 5278 && (IObuff[i-2] == '.' | |
| 5279 || (vim_strchr(p_cpo, CPO_JOINSP) == NULL | |
| 5280 && (IObuff[i-2] == '?' | |
| 5281 || IObuff[i-2] == '!')))) | |
| 5282 IObuff[i++] = ' '; | |
| 5283 } | |
| 1859 | 5284 /* copy as much as possible of the new word */ |
| 7 | 5285 if (p - aux >= IOSIZE - i) |
| 5286 p = aux + IOSIZE - i - 1; | |
| 5287 STRNCPY(IObuff + i, aux, p - aux); | |
| 5288 i += (int)(p - aux); | |
| 5289 reuse |= CONT_S_IPOS; | |
| 5290 } | |
| 5291 IObuff[i] = NUL; | |
| 5292 aux = IObuff; | |
| 5293 | |
| 449 | 5294 if (i == compl_length) |
| 7 | 5295 goto exit_matched; |
| 5296 } | |
| 5297 | |
| 942 | 5298 add_r = ins_compl_add_infercase(aux, i, p_ic, |
| 7 | 5299 curr_fname == curbuf->b_fname ? NULL : curr_fname, |
| 5300 dir, reuse); | |
| 5301 if (add_r == OK) | |
| 5302 /* if dir was BACKWARD then honor it just once */ | |
| 5303 dir = FORWARD; | |
| 464 | 5304 else if (add_r == FAIL) |
| 7 | 5305 break; |
| 5306 } | |
| 5307 else | |
| 5308 #endif | |
| 5309 if (action == ACTION_SHOW_ALL) | |
| 5310 { | |
| 5311 found = TRUE; | |
| 5312 if (!did_show) | |
| 5313 gotocmdline(TRUE); /* cursor at status line */ | |
| 5314 if (curr_fname != prev_fname) | |
| 5315 { | |
| 5316 if (did_show) | |
| 5317 msg_putchar('\n'); /* cursor below last one */ | |
| 5318 if (!got_int) /* don't display if 'q' typed | |
| 1859 | 5319 at "--more--" message */ |
| 7 | 5320 msg_home_replace_hl(curr_fname); |
| 5321 prev_fname = curr_fname; | |
| 5322 } | |
| 5323 did_show = TRUE; | |
| 5324 if (!got_int) | |
| 5325 show_pat_in_path(line, type, TRUE, action, | |
| 5326 (depth == -1) ? NULL : files[depth].fp, | |
| 5327 (depth == -1) ? &lnum : &files[depth].lnum, | |
| 5328 match_count++); | |
| 5329 | |
| 5330 /* Set matched flag for this file and all the ones that | |
| 5331 * include it */ | |
| 5332 for (i = 0; i <= depth; ++i) | |
| 5333 files[i].matched = TRUE; | |
| 5334 } | |
| 5335 else if (--count <= 0) | |
| 5336 { | |
| 5337 found = TRUE; | |
| 5338 if (depth == -1 && lnum == curwin->w_cursor.lnum | |
| 5339 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
| 5340 && g_do_tagpreview == 0 | |
| 5341 #endif | |
| 5342 ) | |
| 5343 EMSG(_("E387: Match is on current line")); | |
| 5344 else if (action == ACTION_SHOW) | |
| 5345 { | |
| 5346 show_pat_in_path(line, type, did_show, action, | |
| 5347 (depth == -1) ? NULL : files[depth].fp, | |
| 5348 (depth == -1) ? &lnum : &files[depth].lnum, 1L); | |
| 5349 did_show = TRUE; | |
| 5350 } | |
| 5351 else | |
| 5352 { | |
| 5353 #ifdef FEAT_GUI | |
| 5354 need_mouse_correct = TRUE; | |
| 5355 #endif | |
| 5356 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
| 5357 /* ":psearch" uses the preview window */ | |
| 5358 if (g_do_tagpreview != 0) | |
| 5359 { | |
| 5360 curwin_save = curwin; | |
| 816 | 5361 prepare_tagpreview(TRUE); |
| 7 | 5362 } |
| 5363 #endif | |
| 5364 if (action == ACTION_SPLIT) | |
| 5365 { | |
| 5366 #ifdef FEAT_WINDOWS | |
| 5367 if (win_split(0, 0) == FAIL) | |
| 5368 #endif | |
| 5369 break; | |
| 2583 | 5370 RESET_BINDING(curwin); |
| 7 | 5371 } |
| 5372 if (depth == -1) | |
| 5373 { | |
| 5374 /* match in current file */ | |
| 5375 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
| 5376 if (g_do_tagpreview != 0) | |
| 5377 { | |
| 5378 if (getfile(0, curwin_save->w_buffer->b_fname, | |
| 5379 NULL, TRUE, lnum, FALSE) > 0) | |
| 5380 break; /* failed to jump to file */ | |
| 5381 } | |
| 5382 else | |
| 5383 #endif | |
| 5384 setpcmark(); | |
| 5385 curwin->w_cursor.lnum = lnum; | |
| 5386 } | |
| 5387 else | |
| 5388 { | |
| 5389 if (getfile(0, files[depth].name, NULL, TRUE, | |
| 5390 files[depth].lnum, FALSE) > 0) | |
| 5391 break; /* failed to jump to file */ | |
| 5392 /* autocommands may have changed the lnum, we don't | |
| 5393 * want that here */ | |
| 5394 curwin->w_cursor.lnum = files[depth].lnum; | |
| 5395 } | |
| 5396 } | |
| 5397 if (action != ACTION_SHOW) | |
| 5398 { | |
| 1859 | 5399 curwin->w_cursor.col = (colnr_T)(startp - line); |
| 7 | 5400 curwin->w_set_curswant = TRUE; |
| 5401 } | |
| 5402 | |
| 5403 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) | |
| 5404 if (g_do_tagpreview != 0 | |
| 673 | 5405 && curwin != curwin_save && win_valid(curwin_save)) |
| 7 | 5406 { |
| 5407 /* Return cursor to where we were */ | |
| 5408 validate_cursor(); | |
| 5409 redraw_later(VALID); | |
| 5410 win_enter(curwin_save, TRUE); | |
| 5411 } | |
| 5412 #endif | |
| 5413 break; | |
| 5414 } | |
| 5415 #ifdef FEAT_INS_EXPAND | |
| 5416 exit_matched: | |
| 5417 #endif | |
| 5418 matched = FALSE; | |
| 5419 /* look for other matches in the rest of the line if we | |
| 5420 * are not at the end of it already */ | |
| 5421 if (def_regmatch.regprog == NULL | |
| 5422 #ifdef FEAT_INS_EXPAND | |
| 5423 && action == ACTION_EXPAND | |
| 449 | 5424 && !(compl_cont_status & CONT_SOL) |
| 7 | 5425 #endif |
| 1859 | 5426 && *startp != NUL |
| 3693 | 5427 && *(p = startp + MB_PTR2LEN(startp)) != NUL) |
| 7 | 5428 goto search_line; |
| 5429 } | |
| 5430 line_breakcheck(); | |
| 5431 #ifdef FEAT_INS_EXPAND | |
| 5432 if (action == ACTION_EXPAND) | |
|
10277
154d5a2e7395
commit https://github.com/vim/vim/commit/472e85970ee3a80abd824bef510df12e9cfe9e96
Christian Brabandt <cb@256bit.org>
parents:
10172
diff
changeset
|
5433 ins_compl_check_keys(30, FALSE); |
| 449 | 5434 if (got_int || compl_interrupted) |
| 7 | 5435 #else |
| 5436 if (got_int) | |
| 5437 #endif | |
| 5438 break; | |
| 5439 | |
| 5440 /* | |
| 5441 * Read the next line. When reading an included file and encountering | |
| 5442 * end-of-file, close the file and continue in the file that included | |
| 5443 * it. | |
| 5444 */ | |
| 5445 while (depth >= 0 && !already | |
| 5446 && vim_fgets(line = file_line, LSIZE, files[depth].fp)) | |
| 5447 { | |
| 5448 fclose(files[depth].fp); | |
| 5449 --old_files; | |
| 5450 files[old_files].name = files[depth].name; | |
| 5451 files[old_files].matched = files[depth].matched; | |
| 5452 --depth; | |
| 5453 curr_fname = (depth == -1) ? curbuf->b_fname | |
| 5454 : files[depth].name; | |
| 5455 if (depth < depth_displayed) | |
| 5456 depth_displayed = depth; | |
| 5457 } | |
| 5458 if (depth >= 0) /* we could read the line */ | |
|
5118
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5459 { |
| 7 | 5460 files[depth].lnum++; |
|
5118
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5461 /* Remove any CR and LF from the line. */ |
|
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5462 i = (int)STRLEN(line); |
|
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5463 if (i > 0 && line[i - 1] == '\n') |
|
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5464 line[--i] = NUL; |
|
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5465 if (i > 0 && line[i - 1] == '\r') |
|
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5466 line[--i] = NUL; |
|
5569d11ef585
updated for version 7.3.1302
Bram Moolenaar <bram@vim.org>
parents:
5064
diff
changeset
|
5467 } |
| 7 | 5468 else if (!already) |
| 5469 { | |
| 5470 if (++lnum > end_lnum) | |
| 5471 break; | |
| 5472 line = ml_get(lnum); | |
| 5473 } | |
| 5474 already = NULL; | |
| 5475 } | |
| 5476 /* End of big for (;;) loop. */ | |
| 5477 | |
| 5478 /* Close any files that are still open. */ | |
| 5479 for (i = 0; i <= depth; i++) | |
| 5480 { | |
| 5481 fclose(files[i].fp); | |
| 5482 vim_free(files[i].name); | |
| 5483 } | |
| 5484 for (i = old_files; i < max_path_depth; i++) | |
| 5485 vim_free(files[i].name); | |
| 5486 vim_free(files); | |
| 5487 | |
| 5488 if (type == CHECK_PATH) | |
| 5489 { | |
| 5490 if (!did_show) | |
| 5491 { | |
| 5492 if (action != ACTION_SHOW_ALL) | |
| 5493 MSG(_("All included files were found")); | |
| 5494 else | |
| 5495 MSG(_("No included files")); | |
| 5496 } | |
| 5497 } | |
| 5498 else if (!found | |
| 5499 #ifdef FEAT_INS_EXPAND | |
| 5500 && action != ACTION_EXPAND | |
| 5501 #endif | |
| 5502 ) | |
| 5503 { | |
| 5504 #ifdef FEAT_INS_EXPAND | |
| 449 | 5505 if (got_int || compl_interrupted) |
| 7 | 5506 #else |
| 5507 if (got_int) | |
| 5508 #endif | |
| 5509 EMSG(_(e_interr)); | |
| 5510 else if (type == FIND_DEFINE) | |
| 5511 EMSG(_("E388: Couldn't find definition")); | |
| 5512 else | |
| 5513 EMSG(_("E389: Couldn't find pattern")); | |
| 5514 } | |
| 5515 if (action == ACTION_SHOW || action == ACTION_SHOW_ALL) | |
| 5516 msg_end(); | |
| 5517 | |
| 5518 fpip_end: | |
| 5519 vim_free(file_line); | |
|
4805
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4352
diff
changeset
|
5520 vim_regfree(regmatch.regprog); |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4352
diff
changeset
|
5521 vim_regfree(incl_regmatch.regprog); |
|
66803af09906
updated for version 7.3.1149
Bram Moolenaar <bram@vim.org>
parents:
4352
diff
changeset
|
5522 vim_regfree(def_regmatch.regprog); |
| 7 | 5523 } |
| 5524 | |
| 5525 static void | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5526 show_pat_in_path( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5527 char_u *line, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5528 int type, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5529 int did_show, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5530 int action, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5531 FILE *fp, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5532 linenr_T *lnum, |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5533 long count) |
| 7 | 5534 { |
| 5535 char_u *p; | |
| 5536 | |
| 5537 if (did_show) | |
| 5538 msg_putchar('\n'); /* cursor below last one */ | |
| 867 | 5539 else if (!msg_silent) |
| 7 | 5540 gotocmdline(TRUE); /* cursor at status line */ |
| 5541 if (got_int) /* 'q' typed at "--more--" message */ | |
| 5542 return; | |
| 5543 for (;;) | |
| 5544 { | |
| 5545 p = line + STRLEN(line) - 1; | |
| 5546 if (fp != NULL) | |
| 5547 { | |
| 5548 /* We used fgets(), so get rid of newline at end */ | |
| 5549 if (p >= line && *p == '\n') | |
| 5550 --p; | |
| 5551 if (p >= line && *p == '\r') | |
| 5552 --p; | |
| 5553 *(p + 1) = NUL; | |
| 5554 } | |
| 5555 if (action == ACTION_SHOW_ALL) | |
| 5556 { | |
| 5557 sprintf((char *)IObuff, "%3ld: ", count); /* show match nr */ | |
| 5558 msg_puts(IObuff); | |
| 5559 sprintf((char *)IObuff, "%4ld", *lnum); /* show line nr */ | |
| 5560 /* Highlight line numbers */ | |
| 5561 msg_puts_attr(IObuff, hl_attr(HLF_N)); | |
| 5562 MSG_PUTS(" "); | |
| 5563 } | |
| 168 | 5564 msg_prt_line(line, FALSE); |
| 7 | 5565 out_flush(); /* show one line at a time */ |
| 5566 | |
| 5567 /* Definition continues until line that doesn't end with '\' */ | |
| 5568 if (got_int || type != FIND_DEFINE || p < line || *p != '\\') | |
| 5569 break; | |
| 5570 | |
| 5571 if (fp != NULL) | |
| 5572 { | |
| 5573 if (vim_fgets(line, LSIZE, fp)) /* end of file */ | |
| 5574 break; | |
| 5575 ++*lnum; | |
| 5576 } | |
| 5577 else | |
| 5578 { | |
| 5579 if (++*lnum > curbuf->b_ml.ml_line_count) | |
| 5580 break; | |
| 5581 line = ml_get(*lnum); | |
| 5582 } | |
| 5583 msg_putchar('\n'); | |
| 5584 } | |
| 5585 } | |
| 5586 #endif | |
| 5587 | |
| 5588 #ifdef FEAT_VIMINFO | |
| 5589 int | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5590 read_viminfo_search_pattern(vir_T *virp, int force) |
| 7 | 5591 { |
| 5592 char_u *lp; | |
| 5593 int idx = -1; | |
| 5594 int magic = FALSE; | |
| 5595 int no_scs = FALSE; | |
| 5596 int off_line = FALSE; | |
| 572 | 5597 int off_end = 0; |
| 7 | 5598 long off = 0; |
| 5599 int setlast = FALSE; | |
| 5600 #ifdef FEAT_SEARCH_EXTRA | |
| 5601 static int hlsearch_on = FALSE; | |
| 5602 #endif | |
| 5603 char_u *val; | |
| 5604 | |
| 5605 /* | |
| 5606 * Old line types: | |
| 5607 * "/pat", "&pat": search/subst. pat | |
| 5608 * "~/pat", "~&pat": last used search/subst. pat | |
| 5609 * New line types: | |
| 5610 * "~h", "~H": hlsearch highlighting off/on | |
| 5611 * "~<magic><smartcase><line><end><off><last><which>pat" | |
| 5612 * <magic>: 'm' off, 'M' on | |
| 5613 * <smartcase>: 's' off, 'S' on | |
| 5614 * <line>: 'L' line offset, 'l' char offset | |
| 5615 * <end>: 'E' from end, 'e' from start | |
| 5616 * <off>: decimal, offset | |
| 5617 * <last>: '~' last used pattern | |
| 5618 * <which>: '/' search pat, '&' subst. pat | |
| 5619 */ | |
| 5620 lp = virp->vir_line; | |
| 5621 if (lp[0] == '~' && (lp[1] == 'm' || lp[1] == 'M')) /* new line type */ | |
| 5622 { | |
| 5623 if (lp[1] == 'M') /* magic on */ | |
| 5624 magic = TRUE; | |
| 5625 if (lp[2] == 's') | |
| 5626 no_scs = TRUE; | |
| 5627 if (lp[3] == 'L') | |
| 5628 off_line = TRUE; | |
| 5629 if (lp[4] == 'E') | |
| 8 | 5630 off_end = SEARCH_END; |
| 7 | 5631 lp += 5; |
| 5632 off = getdigits(&lp); | |
| 5633 } | |
| 5634 if (lp[0] == '~') /* use this pattern for last-used pattern */ | |
| 5635 { | |
| 5636 setlast = TRUE; | |
| 5637 lp++; | |
| 5638 } | |
| 5639 if (lp[0] == '/') | |
| 5640 idx = RE_SEARCH; | |
| 5641 else if (lp[0] == '&') | |
| 5642 idx = RE_SUBST; | |
| 5643 #ifdef FEAT_SEARCH_EXTRA | |
| 5644 else if (lp[0] == 'h') /* ~h: 'hlsearch' highlighting off */ | |
| 5645 hlsearch_on = FALSE; | |
| 5646 else if (lp[0] == 'H') /* ~H: 'hlsearch' highlighting on */ | |
| 5647 hlsearch_on = TRUE; | |
| 5648 #endif | |
| 5649 if (idx >= 0) | |
| 5650 { | |
| 5651 if (force || spats[idx].pat == NULL) | |
| 5652 { | |
| 5653 val = viminfo_readstring(virp, (int)(lp - virp->vir_line + 1), | |
| 5654 TRUE); | |
| 5655 if (val != NULL) | |
| 5656 { | |
| 5657 set_last_search_pat(val, idx, magic, setlast); | |
| 5658 vim_free(val); | |
| 5659 spats[idx].no_scs = no_scs; | |
| 5660 spats[idx].off.line = off_line; | |
| 5661 spats[idx].off.end = off_end; | |
| 5662 spats[idx].off.off = off; | |
| 5663 #ifdef FEAT_SEARCH_EXTRA | |
| 5664 if (setlast) | |
| 5458 | 5665 { |
| 5666 SET_NO_HLSEARCH(!hlsearch_on); | |
| 5667 } | |
| 7 | 5668 #endif |
| 5669 } | |
| 5670 } | |
| 5671 } | |
| 5672 return viminfo_readline(virp); | |
| 5673 } | |
| 5674 | |
| 5675 void | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5676 write_viminfo_search_pattern(FILE *fp) |
| 7 | 5677 { |
| 5678 if (get_viminfo_parameter('/') != 0) | |
| 5679 { | |
| 5680 #ifdef FEAT_SEARCH_EXTRA | |
| 5681 fprintf(fp, "\n# hlsearch on (H) or off (h):\n~%c", | |
| 5682 (no_hlsearch || find_viminfo_parameter('h') != NULL) ? 'h' : 'H'); | |
| 5683 #endif | |
| 5684 wvsp_one(fp, RE_SEARCH, "", '/'); | |
| 1675 | 5685 wvsp_one(fp, RE_SUBST, _("Substitute "), '&'); |
| 7 | 5686 } |
| 5687 } | |
| 5688 | |
| 5689 static void | |
|
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5690 wvsp_one( |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5691 FILE *fp, /* file to write to */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5692 int idx, /* spats[] index */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5693 char *s, /* search pat */ |
|
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
5694 int sc) /* dir char */ |
| 7 | 5695 { |
| 5696 if (spats[idx].pat != NULL) | |
| 5697 { | |
| 835 | 5698 fprintf(fp, _("\n# Last %sSearch Pattern:\n~"), s); |
| 7 | 5699 /* off.dir is not stored, it's reset to forward */ |
| 5700 fprintf(fp, "%c%c%c%c%ld%s%c", | |
| 5701 spats[idx].magic ? 'M' : 'm', /* magic */ | |
| 5702 spats[idx].no_scs ? 's' : 'S', /* smartcase */ | |
| 5703 spats[idx].off.line ? 'L' : 'l', /* line offset */ | |
| 5704 spats[idx].off.end ? 'E' : 'e', /* offset from end */ | |
| 5705 spats[idx].off.off, /* offset */ | |
| 5706 last_idx == idx ? "~" : "", /* last used pat */ | |
| 5707 sc); | |
| 5708 viminfo_writestring(fp, spats[idx].pat); | |
| 5709 } | |
| 5710 } | |
| 5711 #endif /* FEAT_VIMINFO */ |