Mercurial > vim
annotate src/ex_cmds.c @ 2267:c08f91142c41 vim73
Crypt the swapfile.
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Mon, 21 Jun 2010 06:15:46 +0200 |
| parents | 4620acaf4814 |
| children | 941ff1cd317a |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 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 /* | |
| 11 * ex_cmds.c: some functions for command line commands | |
| 12 */ | |
| 13 | |
| 1668 | 14 #if defined(MSDOS) || defined(WIN16) || defined(WIN32) || defined(_WIN64) |
| 1624 | 15 # include "vimio.h" /* for mch_open(), must be before vim.h */ |
| 16 #endif | |
| 17 | |
| 7 | 18 #include "vim.h" |
| 19 #include "version.h" | |
| 20 | |
| 21 #ifdef FEAT_EX_EXTRA | |
| 22 static int linelen __ARGS((int *has_tab)); | |
| 23 #endif | |
| 24 static void do_filter __ARGS((linenr_T line1, linenr_T line2, exarg_T *eap, char_u *cmd, int do_in, int do_out)); | |
| 25 #ifdef FEAT_VIMINFO | |
| 26 static char_u *viminfo_filename __ARGS((char_u *)); | |
| 1733 | 27 static void do_viminfo __ARGS((FILE *fp_in, FILE *fp_out, int flags)); |
| 7 | 28 static int viminfo_encoding __ARGS((vir_T *virp)); |
| 29 static int read_viminfo_up_to_marks __ARGS((vir_T *virp, int forceit, int writing)); | |
| 30 #endif | |
| 31 | |
| 32 static int check_overwrite __ARGS((exarg_T *eap, buf_T *buf, char_u *fname, char_u *ffname, int other)); | |
| 33 static int check_readonly __ARGS((int *forceit, buf_T *buf)); | |
| 34 #ifdef FEAT_AUTOCMD | |
| 35 static void delbuf_msg __ARGS((char_u *name)); | |
| 36 #endif | |
| 37 static int | |
| 38 #ifdef __BORLANDC__ | |
| 39 _RTLENTRYF | |
| 40 #endif | |
| 41 help_compare __ARGS((const void *s1, const void *s2)); | |
| 42 | |
| 43 /* | |
| 44 * ":ascii" and "ga". | |
| 45 */ | |
| 46 void | |
| 47 do_ascii(eap) | |
| 1876 | 48 exarg_T *eap UNUSED; |
| 7 | 49 { |
| 50 int c; | |
| 1784 | 51 int cval; |
| 7 | 52 char buf1[20]; |
| 53 char buf2[20]; | |
| 54 char_u buf3[7]; | |
| 55 #ifdef FEAT_MBYTE | |
| 714 | 56 int cc[MAX_MCO]; |
| 57 int ci = 0; | |
| 7 | 58 int len; |
| 59 | |
| 60 if (enc_utf8) | |
| 714 | 61 c = utfc_ptr2char(ml_get_cursor(), cc); |
| 7 | 62 else |
| 63 #endif | |
| 64 c = gchar_cursor(); | |
| 65 if (c == NUL) | |
| 66 { | |
| 67 MSG("NUL"); | |
| 68 return; | |
| 69 } | |
| 70 | |
| 71 #ifdef FEAT_MBYTE | |
| 72 IObuff[0] = NUL; | |
| 73 if (!has_mbyte || (enc_dbcs != 0 && c < 0x100) || c < 0x80) | |
| 74 #endif | |
| 75 { | |
| 76 if (c == NL) /* NUL is stored as NL */ | |
| 77 c = NUL; | |
| 1784 | 78 if (c == CAR && get_fileformat(curbuf) == EOL_MAC) |
| 79 cval = NL; /* NL is stored as CR */ | |
| 80 else | |
| 81 cval = c; | |
| 7 | 82 if (vim_isprintc_strict(c) && (c < ' ' |
| 83 #ifndef EBCDIC | |
| 84 || c > '~' | |
| 85 #endif | |
| 86 )) | |
| 87 { | |
| 88 transchar_nonprint(buf3, c); | |
| 1872 | 89 vim_snprintf(buf1, sizeof(buf1), " <%s>", (char *)buf3); |
| 7 | 90 } |
| 91 else | |
| 92 buf1[0] = NUL; | |
| 93 #ifndef EBCDIC | |
| 94 if (c >= 0x80) | |
| 1872 | 95 vim_snprintf(buf2, sizeof(buf2), " <M-%s>", |
| 96 (char *)transchar(c & 0x7f)); | |
| 7 | 97 else |
| 98 #endif | |
| 99 buf2[0] = NUL; | |
| 274 | 100 vim_snprintf((char *)IObuff, IOSIZE, |
| 101 _("<%s>%s%s %d, Hex %02x, Octal %03o"), | |
| 1784 | 102 transchar(c), buf1, buf2, cval, cval, cval); |
| 7 | 103 #ifdef FEAT_MBYTE |
| 963 | 104 if (enc_utf8) |
| 105 c = cc[ci++]; | |
| 106 else | |
| 107 c = 0; | |
| 7 | 108 #endif |
| 109 } | |
| 110 | |
| 111 #ifdef FEAT_MBYTE | |
| 112 /* Repeat for combining characters. */ | |
| 113 while (has_mbyte && (c >= 0x100 || (enc_utf8 && c >= 0x80))) | |
| 114 { | |
| 115 len = (int)STRLEN(IObuff); | |
| 116 /* This assumes every multi-byte char is printable... */ | |
| 117 if (len > 0) | |
| 118 IObuff[len++] = ' '; | |
| 119 IObuff[len++] = '<'; | |
| 963 | 120 if (enc_utf8 && utf_iscomposing(c) |
| 625 | 121 # ifdef USE_GUI |
| 7 | 122 && !gui.in_use |
| 625 | 123 # endif |
| 7 | 124 ) |
| 125 IObuff[len++] = ' '; /* draw composing char on top of a space */ | |
| 274 | 126 len += (*mb_char2bytes)(c, IObuff + len); |
| 127 vim_snprintf((char *)IObuff + len, IOSIZE - len, | |
| 7 | 128 c < 0x10000 ? _("> %d, Hex %04x, Octal %o") |
| 129 : _("> %d, Hex %08x, Octal %o"), c, c, c); | |
| 714 | 130 if (ci == MAX_MCO) |
| 131 break; | |
| 963 | 132 if (enc_utf8) |
| 133 c = cc[ci++]; | |
| 134 else | |
| 135 c = 0; | |
| 7 | 136 } |
| 137 #endif | |
| 138 | |
| 139 msg(IObuff); | |
| 140 } | |
| 141 | |
| 142 #if defined(FEAT_EX_EXTRA) || defined(PROTO) | |
| 143 /* | |
| 144 * ":left", ":center" and ":right": align text. | |
| 145 */ | |
| 146 void | |
| 147 ex_align(eap) | |
| 148 exarg_T *eap; | |
| 149 { | |
| 150 pos_T save_curpos; | |
| 151 int len; | |
| 152 int indent = 0; | |
| 153 int new_indent; | |
| 154 int has_tab; | |
| 155 int width; | |
| 156 | |
| 157 #ifdef FEAT_RIGHTLEFT | |
| 158 if (curwin->w_p_rl) | |
| 159 { | |
| 160 /* switch left and right aligning */ | |
| 161 if (eap->cmdidx == CMD_right) | |
| 162 eap->cmdidx = CMD_left; | |
| 163 else if (eap->cmdidx == CMD_left) | |
| 164 eap->cmdidx = CMD_right; | |
| 165 } | |
| 166 #endif | |
| 167 | |
| 168 width = atoi((char *)eap->arg); | |
| 169 save_curpos = curwin->w_cursor; | |
| 170 if (eap->cmdidx == CMD_left) /* width is used for new indent */ | |
| 171 { | |
| 172 if (width >= 0) | |
| 173 indent = width; | |
| 174 } | |
| 175 else | |
| 176 { | |
| 177 /* | |
| 178 * if 'textwidth' set, use it | |
| 179 * else if 'wrapmargin' set, use it | |
| 180 * if invalid value, use 80 | |
| 181 */ | |
| 182 if (width <= 0) | |
| 183 width = curbuf->b_p_tw; | |
| 184 if (width == 0 && curbuf->b_p_wm > 0) | |
| 185 width = W_WIDTH(curwin) - curbuf->b_p_wm; | |
| 186 if (width <= 0) | |
| 187 width = 80; | |
| 188 } | |
| 189 | |
| 190 if (u_save((linenr_T)(eap->line1 - 1), (linenr_T)(eap->line2 + 1)) == FAIL) | |
| 191 return; | |
| 192 | |
| 193 for (curwin->w_cursor.lnum = eap->line1; | |
| 194 curwin->w_cursor.lnum <= eap->line2; ++curwin->w_cursor.lnum) | |
| 195 { | |
| 196 if (eap->cmdidx == CMD_left) /* left align */ | |
| 197 new_indent = indent; | |
| 198 else | |
| 199 { | |
| 944 | 200 has_tab = FALSE; /* avoid uninit warnings */ |
| 7 | 201 len = linelen(eap->cmdidx == CMD_right ? &has_tab |
| 202 : NULL) - get_indent(); | |
| 203 | |
| 204 if (len <= 0) /* skip blank lines */ | |
| 205 continue; | |
| 206 | |
| 207 if (eap->cmdidx == CMD_center) | |
| 208 new_indent = (width - len) / 2; | |
| 209 else | |
| 210 { | |
| 211 new_indent = width - len; /* right align */ | |
| 212 | |
| 213 /* | |
| 214 * Make sure that embedded TABs don't make the text go too far | |
| 215 * to the right. | |
| 216 */ | |
| 217 if (has_tab) | |
| 218 while (new_indent > 0) | |
| 219 { | |
| 220 (void)set_indent(new_indent, 0); | |
| 221 if (linelen(NULL) <= width) | |
| 222 { | |
| 223 /* | |
| 224 * Now try to move the line as much as possible to | |
| 225 * the right. Stop when it moves too far. | |
| 226 */ | |
| 227 do | |
| 228 (void)set_indent(++new_indent, 0); | |
| 229 while (linelen(NULL) <= width); | |
| 230 --new_indent; | |
| 231 break; | |
| 232 } | |
| 233 --new_indent; | |
| 234 } | |
| 235 } | |
| 236 } | |
| 237 if (new_indent < 0) | |
| 238 new_indent = 0; | |
| 239 (void)set_indent(new_indent, 0); /* set indent */ | |
| 240 } | |
| 241 changed_lines(eap->line1, 0, eap->line2 + 1, 0L); | |
| 242 curwin->w_cursor = save_curpos; | |
| 243 beginline(BL_WHITE | BL_FIX); | |
| 244 } | |
| 245 | |
| 246 /* | |
| 247 * Get the length of the current line, excluding trailing white space. | |
| 248 */ | |
| 249 static int | |
| 250 linelen(has_tab) | |
| 251 int *has_tab; | |
| 252 { | |
| 253 char_u *line; | |
| 254 char_u *first; | |
| 255 char_u *last; | |
| 256 int save; | |
| 257 int len; | |
| 258 | |
| 259 /* find the first non-blank character */ | |
| 260 line = ml_get_curline(); | |
| 261 first = skipwhite(line); | |
| 262 | |
| 263 /* find the character after the last non-blank character */ | |
| 264 for (last = first + STRLEN(first); | |
| 265 last > first && vim_iswhite(last[-1]); --last) | |
| 266 ; | |
| 267 save = *last; | |
| 268 *last = NUL; | |
| 269 len = linetabsize(line); /* get line length */ | |
| 270 if (has_tab != NULL) /* check for embedded TAB */ | |
| 271 *has_tab = (vim_strrchr(first, TAB) != NULL); | |
| 272 *last = save; | |
| 273 | |
| 274 return len; | |
| 275 } | |
| 276 | |
| 826 | 277 /* Buffer for two lines used during sorting. They are allocated to |
| 278 * contain the longest line being sorted. */ | |
| 279 static char_u *sortbuf1; | |
| 280 static char_u *sortbuf2; | |
| 284 | 281 |
| 282 static int sort_ic; /* ignore case */ | |
| 294 | 283 static int sort_nr; /* sort on number */ |
| 826 | 284 static int sort_rx; /* sort on regex instead of skipping it */ |
| 285 | |
| 286 static int sort_abort; /* flag to indicate if sorting has been interrupted */ | |
| 294 | 287 |
| 288 /* Struct to store info to be sorted. */ | |
| 289 typedef struct | |
| 290 { | |
| 291 linenr_T lnum; /* line number */ | |
| 826 | 292 long start_col_nr; /* starting column number or number */ |
| 293 long end_col_nr; /* ending column number */ | |
| 294 | 294 } sorti_T; |
| 284 | 295 |
| 296 static int | |
| 297 #ifdef __BORLANDC__ | |
| 298 _RTLENTRYF | |
| 299 #endif | |
| 300 sort_compare __ARGS((const void *s1, const void *s2)); | |
| 301 | |
| 302 static int | |
| 303 #ifdef __BORLANDC__ | |
| 304 _RTLENTRYF | |
| 305 #endif | |
| 306 sort_compare(s1, s2) | |
| 307 const void *s1; | |
| 308 const void *s2; | |
| 309 { | |
| 294 | 310 sorti_T l1 = *(sorti_T *)s1; |
| 311 sorti_T l2 = *(sorti_T *)s2; | |
| 826 | 312 int result = 0; |
| 313 | |
| 314 /* If the user interrupts, there's no way to stop qsort() immediately, but | |
| 834 | 315 * if we return 0 every time, qsort will assume it's done sorting and |
| 316 * exit. */ | |
| 826 | 317 if (sort_abort) |
| 318 return 0; | |
| 319 fast_breakcheck(); | |
| 320 if (got_int) | |
| 321 sort_abort = TRUE; | |
| 322 | |
| 834 | 323 /* When sorting numbers "start_col_nr" is the number, not the column |
| 324 * number. */ | |
| 294 | 325 if (sort_nr) |
| 826 | 326 result = l1.start_col_nr - l2.start_col_nr; |
| 327 else | |
| 328 { | |
| 834 | 329 /* We need to copy one line into "sortbuf1", because there is no |
| 330 * guarantee that the first pointer becomes invalid when obtaining the | |
| 331 * second one. */ | |
| 332 STRNCPY(sortbuf1, ml_get(l1.lnum) + l1.start_col_nr, | |
| 333 l1.end_col_nr - l1.start_col_nr + 1); | |
| 826 | 334 sortbuf1[l1.end_col_nr - l1.start_col_nr] = 0; |
| 834 | 335 STRNCPY(sortbuf2, ml_get(l2.lnum) + l2.start_col_nr, |
| 336 l2.end_col_nr - l2.start_col_nr + 1); | |
| 826 | 337 sortbuf2[l2.end_col_nr - l2.start_col_nr] = 0; |
| 338 | |
| 834 | 339 result = sort_ic ? STRICMP(sortbuf1, sortbuf2) |
| 340 : STRCMP(sortbuf1, sortbuf2); | |
| 341 } | |
| 342 | |
| 343 /* If two lines have the same value, preserve the original line order. */ | |
| 826 | 344 if (result == 0) |
| 834 | 345 return (int)(l1.lnum - l2.lnum); |
| 346 return result; | |
| 284 | 347 } |
| 348 | |
| 349 /* | |
| 350 * ":sort". | |
| 351 */ | |
| 352 void | |
| 353 ex_sort(eap) | |
| 354 exarg_T *eap; | |
| 355 { | |
| 356 regmatch_T regmatch; | |
| 357 int len; | |
| 358 linenr_T lnum; | |
| 359 long maxlen = 0; | |
| 294 | 360 sorti_T *nrs; |
| 1872 | 361 size_t count = (size_t)(eap->line2 - eap->line1 + 1); |
| 294 | 362 size_t i; |
| 284 | 363 char_u *p; |
| 364 char_u *s; | |
| 826 | 365 char_u *s2; |
| 366 char_u c; /* temporary character storage */ | |
| 284 | 367 int unique = FALSE; |
| 368 long deleted; | |
| 826 | 369 colnr_T start_col; |
| 370 colnr_T end_col; | |
| 294 | 371 int sort_oct; /* sort on octal number */ |
| 372 int sort_hex; /* sort on hex number */ | |
| 284 | 373 |
| 1538 | 374 /* Sorting one line is really quick! */ |
| 375 if (count <= 1) | |
| 376 return; | |
| 377 | |
| 284 | 378 if (u_save((linenr_T)(eap->line1 - 1), (linenr_T)(eap->line2 + 1)) == FAIL) |
| 379 return; | |
| 826 | 380 sortbuf1 = NULL; |
| 381 sortbuf2 = NULL; | |
| 284 | 382 regmatch.regprog = NULL; |
| 294 | 383 nrs = (sorti_T *)lalloc((long_u)(count * sizeof(sorti_T)), TRUE); |
| 284 | 384 if (nrs == NULL) |
| 826 | 385 goto sortend; |
| 386 | |
| 387 sort_abort = sort_ic = sort_rx = sort_nr = sort_oct = sort_hex = 0; | |
| 294 | 388 |
| 284 | 389 for (p = eap->arg; *p != NUL; ++p) |
| 390 { | |
| 391 if (vim_iswhite(*p)) | |
| 392 ; | |
| 393 else if (*p == 'i') | |
| 394 sort_ic = TRUE; | |
| 826 | 395 else if (*p == 'r') |
| 396 sort_rx = TRUE; | |
| 294 | 397 else if (*p == 'n') |
| 398 sort_nr = 2; | |
| 399 else if (*p == 'o') | |
| 400 sort_oct = 2; | |
| 401 else if (*p == 'x') | |
| 402 sort_hex = 2; | |
| 284 | 403 else if (*p == 'u') |
| 404 unique = TRUE; | |
| 289 | 405 else if (*p == '"') /* comment start */ |
| 406 break; | |
| 407 else if (check_nextcmd(p) != NULL) | |
| 408 { | |
| 409 eap->nextcmd = check_nextcmd(p); | |
| 410 break; | |
| 411 } | |
| 412 else if (!ASCII_ISALPHA(*p) && regmatch.regprog == NULL) | |
| 284 | 413 { |
| 414 s = skip_regexp(p + 1, *p, TRUE, NULL); | |
| 415 if (*s != *p) | |
| 416 { | |
| 417 EMSG(_(e_invalpat)); | |
| 826 | 418 goto sortend; |
| 284 | 419 } |
| 420 *s = NUL; | |
| 1314 | 421 /* Use last search pattern if sort pattern is empty. */ |
| 422 if (s == p + 1 && last_search_pat() != NULL) | |
| 423 regmatch.regprog = vim_regcomp(last_search_pat(), RE_MAGIC); | |
| 424 else | |
| 425 regmatch.regprog = vim_regcomp(p + 1, RE_MAGIC); | |
| 284 | 426 if (regmatch.regprog == NULL) |
| 826 | 427 goto sortend; |
| 289 | 428 p = s; /* continue after the regexp */ |
| 284 | 429 regmatch.rm_ic = p_ic; |
| 430 } | |
| 431 else | |
| 432 { | |
| 433 EMSG2(_(e_invarg2), p); | |
| 826 | 434 goto sortend; |
| 284 | 435 } |
| 436 } | |
| 437 | |
| 294 | 438 /* Can only have one of 'n', 'o' and 'x'. */ |
| 439 if (sort_nr + sort_oct + sort_hex > 2) | |
| 440 { | |
| 441 EMSG(_(e_invarg)); | |
| 826 | 442 goto sortend; |
| 294 | 443 } |
| 444 | |
| 445 /* From here on "sort_nr" is used as a flag for any number sorting. */ | |
| 446 sort_nr += sort_oct + sort_hex; | |
| 447 | |
| 284 | 448 /* |
| 294 | 449 * Make an array with all line numbers. This avoids having to copy all |
| 284 | 450 * the lines into allocated memory. |
| 826 | 451 * When sorting on strings "start_col_nr" is the offset in the line, for |
| 452 * numbers sorting it's the number to sort on. This means the pattern | |
| 453 * matching and number conversion only has to be done once per line. | |
| 294 | 454 * Also get the longest line length for allocating "sortbuf". |
| 284 | 455 */ |
| 456 for (lnum = eap->line1; lnum <= eap->line2; ++lnum) | |
| 457 { | |
| 458 s = ml_get(lnum); | |
| 835 | 459 len = (int)STRLEN(s); |
| 284 | 460 if (maxlen < len) |
| 461 maxlen = len; | |
| 294 | 462 |
| 826 | 463 start_col = 0; |
| 464 end_col = len; | |
| 294 | 465 if (regmatch.regprog != NULL && vim_regexec(®match, s, 0)) |
| 826 | 466 { |
| 467 if (sort_rx) | |
| 468 { | |
| 835 | 469 start_col = (colnr_T)(regmatch.startp[0] - s); |
| 470 end_col = (colnr_T)(regmatch.endp[0] - s); | |
| 826 | 471 } |
| 472 else | |
| 835 | 473 start_col = (colnr_T)(regmatch.endp[0] - s); |
| 826 | 474 } |
| 294 | 475 else |
| 826 | 476 if (regmatch.regprog != NULL) |
| 477 end_col = 0; | |
| 294 | 478 |
| 479 if (sort_nr) | |
| 480 { | |
| 826 | 481 /* Make sure vim_str2nr doesn't read any digits past the end |
| 482 * of the match, by temporarily terminating the string there */ | |
| 483 s2 = s + end_col; | |
| 484 c = *s2; | |
| 485 (*s2) = 0; | |
| 294 | 486 /* Sorting on number: Store the number itself. */ |
| 1687 | 487 p = s + start_col; |
| 294 | 488 if (sort_hex) |
| 1687 | 489 s = skiptohex(p); |
| 294 | 490 else |
| 1687 | 491 s = skiptodigit(p); |
| 492 if (s > p && s[-1] == '-') | |
| 493 --s; /* include preceding negative sign */ | |
| 294 | 494 vim_str2nr(s, NULL, NULL, sort_oct, sort_hex, |
| 826 | 495 &nrs[lnum - eap->line1].start_col_nr, NULL); |
| 496 (*s2) = c; | |
| 294 | 497 } |
| 498 else | |
| 826 | 499 { |
| 294 | 500 /* Store the column to sort at. */ |
| 826 | 501 nrs[lnum - eap->line1].start_col_nr = start_col; |
| 502 nrs[lnum - eap->line1].end_col_nr = end_col; | |
| 503 } | |
| 294 | 504 |
| 505 nrs[lnum - eap->line1].lnum = lnum; | |
| 481 | 506 |
| 507 if (regmatch.regprog != NULL) | |
| 508 fast_breakcheck(); | |
| 509 if (got_int) | |
| 826 | 510 goto sortend; |
| 284 | 511 } |
| 512 | |
| 294 | 513 /* Allocate a buffer that can hold the longest line. */ |
| 826 | 514 sortbuf1 = alloc((unsigned)maxlen + 1); |
| 515 if (sortbuf1 == NULL) | |
| 516 goto sortend; | |
| 517 sortbuf2 = alloc((unsigned)maxlen + 1); | |
| 518 if (sortbuf2 == NULL) | |
| 519 goto sortend; | |
| 284 | 520 |
| 481 | 521 /* Sort the array of line numbers. Note: can't be interrupted! */ |
| 294 | 522 qsort((void *)nrs, count, sizeof(sorti_T), sort_compare); |
| 284 | 523 |
| 826 | 524 if (sort_abort) |
| 525 goto sortend; | |
| 526 | |
| 284 | 527 /* Insert the lines in the sorted order below the last one. */ |
| 528 lnum = eap->line2; | |
| 529 for (i = 0; i < count; ++i) | |
| 530 { | |
| 531 s = ml_get(nrs[eap->forceit ? count - i - 1 : i].lnum); | |
| 532 if (!unique || i == 0 | |
| 826 | 533 || (sort_ic ? STRICMP(s, sortbuf1) : STRCMP(s, sortbuf1)) != 0) |
| 284 | 534 { |
| 535 if (ml_append(lnum++, s, (colnr_T)0, FALSE) == FAIL) | |
| 536 break; | |
| 294 | 537 if (unique) |
| 826 | 538 STRCPY(sortbuf1, s); |
| 284 | 539 } |
| 481 | 540 fast_breakcheck(); |
| 541 if (got_int) | |
| 826 | 542 goto sortend; |
| 284 | 543 } |
| 544 | |
| 545 /* delete the original lines if appending worked */ | |
| 546 if (i == count) | |
| 547 for (i = 0; i < count; ++i) | |
| 548 ml_delete(eap->line1, FALSE); | |
| 549 else | |
| 550 count = 0; | |
| 551 | |
| 294 | 552 /* Adjust marks for deleted (or added) lines and prepare for displaying. */ |
| 835 | 553 deleted = (long)(count - (lnum - eap->line2)); |
| 284 | 554 if (deleted > 0) |
| 555 mark_adjust(eap->line2 - deleted, eap->line2, (long)MAXLNUM, -deleted); | |
| 556 else if (deleted < 0) | |
| 557 mark_adjust(eap->line2, MAXLNUM, -deleted, 0L); | |
| 558 changed_lines(eap->line1, 0, eap->line2 + 1, -deleted); | |
| 294 | 559 |
| 284 | 560 curwin->w_cursor.lnum = eap->line1; |
| 561 beginline(BL_WHITE | BL_FIX); | |
| 562 | |
| 826 | 563 sortend: |
| 284 | 564 vim_free(nrs); |
| 826 | 565 vim_free(sortbuf1); |
| 566 vim_free(sortbuf2); | |
| 284 | 567 vim_free(regmatch.regprog); |
| 481 | 568 if (got_int) |
| 569 EMSG(_(e_interr)); | |
| 284 | 570 } |
| 571 | |
| 7 | 572 /* |
| 573 * ":retab". | |
| 574 */ | |
| 575 void | |
| 576 ex_retab(eap) | |
| 577 exarg_T *eap; | |
| 578 { | |
| 579 linenr_T lnum; | |
| 580 int got_tab = FALSE; | |
| 581 long num_spaces = 0; | |
| 582 long num_tabs; | |
| 583 long len; | |
| 584 long col; | |
| 585 long vcol; | |
| 586 long start_col = 0; /* For start of white-space string */ | |
| 587 long start_vcol = 0; /* For start of white-space string */ | |
| 588 int temp; | |
| 589 long old_len; | |
| 590 char_u *ptr; | |
| 591 char_u *new_line = (char_u *)1; /* init to non-NULL */ | |
| 592 int did_undo; /* called u_save for current line */ | |
| 593 int new_ts; | |
| 594 int save_list; | |
| 595 linenr_T first_line = 0; /* first changed line */ | |
| 596 linenr_T last_line = 0; /* last changed line */ | |
| 597 | |
| 598 save_list = curwin->w_p_list; | |
| 599 curwin->w_p_list = 0; /* don't want list mode here */ | |
| 600 | |
| 601 new_ts = getdigits(&(eap->arg)); | |
| 602 if (new_ts < 0) | |
| 603 { | |
| 604 EMSG(_(e_positive)); | |
| 605 return; | |
| 606 } | |
| 607 if (new_ts == 0) | |
| 608 new_ts = curbuf->b_p_ts; | |
| 609 for (lnum = eap->line1; !got_int && lnum <= eap->line2; ++lnum) | |
| 610 { | |
| 611 ptr = ml_get(lnum); | |
| 612 col = 0; | |
| 613 vcol = 0; | |
| 614 did_undo = FALSE; | |
| 615 for (;;) | |
| 616 { | |
| 617 if (vim_iswhite(ptr[col])) | |
| 618 { | |
| 619 if (!got_tab && num_spaces == 0) | |
| 620 { | |
| 621 /* First consecutive white-space */ | |
| 622 start_vcol = vcol; | |
| 623 start_col = col; | |
| 624 } | |
| 625 if (ptr[col] == ' ') | |
| 626 num_spaces++; | |
| 627 else | |
| 628 got_tab = TRUE; | |
| 629 } | |
| 630 else | |
| 631 { | |
| 632 if (got_tab || (eap->forceit && num_spaces > 1)) | |
| 633 { | |
| 634 /* Retabulate this string of white-space */ | |
| 635 | |
| 636 /* len is virtual length of white string */ | |
| 637 len = num_spaces = vcol - start_vcol; | |
| 638 num_tabs = 0; | |
| 639 if (!curbuf->b_p_et) | |
| 640 { | |
| 641 temp = new_ts - (start_vcol % new_ts); | |
| 642 if (num_spaces >= temp) | |
| 643 { | |
| 644 num_spaces -= temp; | |
| 645 num_tabs++; | |
| 646 } | |
| 647 num_tabs += num_spaces / new_ts; | |
| 648 num_spaces -= (num_spaces / new_ts) * new_ts; | |
| 649 } | |
| 650 if (curbuf->b_p_et || got_tab || | |
| 651 (num_spaces + num_tabs < len)) | |
| 652 { | |
| 653 if (did_undo == FALSE) | |
| 654 { | |
| 655 did_undo = TRUE; | |
| 656 if (u_save((linenr_T)(lnum - 1), | |
| 657 (linenr_T)(lnum + 1)) == FAIL) | |
| 658 { | |
| 659 new_line = NULL; /* flag out-of-memory */ | |
| 660 break; | |
| 661 } | |
| 662 } | |
| 663 | |
| 664 /* len is actual number of white characters used */ | |
| 665 len = num_spaces + num_tabs; | |
| 666 old_len = (long)STRLEN(ptr); | |
| 667 new_line = lalloc(old_len - col + start_col + len + 1, | |
| 668 TRUE); | |
| 669 if (new_line == NULL) | |
| 670 break; | |
| 671 if (start_col > 0) | |
| 672 mch_memmove(new_line, ptr, (size_t)start_col); | |
| 673 mch_memmove(new_line + start_col + len, | |
| 674 ptr + col, (size_t)(old_len - col + 1)); | |
| 675 ptr = new_line + start_col; | |
| 676 for (col = 0; col < len; col++) | |
| 677 ptr[col] = (col < num_tabs) ? '\t' : ' '; | |
| 678 ml_replace(lnum, new_line, FALSE); | |
| 679 if (first_line == 0) | |
| 680 first_line = lnum; | |
| 681 last_line = lnum; | |
| 682 ptr = new_line; | |
| 683 col = start_col + len; | |
| 684 } | |
| 685 } | |
| 686 got_tab = FALSE; | |
| 687 num_spaces = 0; | |
| 688 } | |
| 689 if (ptr[col] == NUL) | |
| 690 break; | |
| 691 vcol += chartabsize(ptr + col, (colnr_T)vcol); | |
| 692 #ifdef FEAT_MBYTE | |
| 693 if (has_mbyte) | |
| 474 | 694 col += (*mb_ptr2len)(ptr + col); |
| 7 | 695 else |
| 696 #endif | |
| 697 ++col; | |
| 698 } | |
| 699 if (new_line == NULL) /* out of memory */ | |
| 700 break; | |
| 701 line_breakcheck(); | |
| 702 } | |
| 703 if (got_int) | |
| 704 EMSG(_(e_interr)); | |
| 705 | |
| 706 if (curbuf->b_p_ts != new_ts) | |
| 707 redraw_curbuf_later(NOT_VALID); | |
| 708 if (first_line != 0) | |
| 709 changed_lines(first_line, 0, last_line + 1, 0L); | |
| 710 | |
| 711 curwin->w_p_list = save_list; /* restore 'list' */ | |
| 712 | |
| 713 curbuf->b_p_ts = new_ts; | |
| 714 coladvance(curwin->w_curswant); | |
| 715 | |
| 716 u_clearline(); | |
| 717 } | |
| 718 #endif | |
| 719 | |
| 720 /* | |
| 721 * :move command - move lines line1-line2 to line dest | |
| 722 * | |
| 723 * return FAIL for failure, OK otherwise | |
| 724 */ | |
| 725 int | |
| 726 do_move(line1, line2, dest) | |
| 727 linenr_T line1; | |
| 728 linenr_T line2; | |
| 729 linenr_T dest; | |
| 730 { | |
| 731 char_u *str; | |
| 732 linenr_T l; | |
| 733 linenr_T extra; /* Num lines added before line1 */ | |
| 734 linenr_T num_lines; /* Num lines moved */ | |
| 735 linenr_T last_line; /* Last line in file after adding new text */ | |
| 736 | |
| 737 if (dest >= line1 && dest < line2) | |
| 738 { | |
| 739 EMSG(_("E134: Move lines into themselves")); | |
| 740 return FAIL; | |
| 741 } | |
| 742 | |
| 743 num_lines = line2 - line1 + 1; | |
| 744 | |
| 745 /* | |
| 746 * First we copy the old text to its new location -- webb | |
| 747 * Also copy the flag that ":global" command uses. | |
| 748 */ | |
| 749 if (u_save(dest, dest + 1) == FAIL) | |
| 750 return FAIL; | |
| 751 for (extra = 0, l = line1; l <= line2; l++) | |
| 752 { | |
| 753 str = vim_strsave(ml_get(l + extra)); | |
| 754 if (str != NULL) | |
| 755 { | |
| 756 ml_append(dest + l - line1, str, (colnr_T)0, FALSE); | |
| 757 vim_free(str); | |
| 758 if (dest < line1) | |
| 759 extra++; | |
| 760 } | |
| 761 } | |
| 762 | |
| 763 /* | |
| 764 * Now we must be careful adjusting our marks so that we don't overlap our | |
| 765 * mark_adjust() calls. | |
| 766 * | |
| 767 * We adjust the marks within the old text so that they refer to the | |
| 768 * last lines of the file (temporarily), because we know no other marks | |
| 769 * will be set there since these line numbers did not exist until we added | |
| 770 * our new lines. | |
| 771 * | |
| 772 * Then we adjust the marks on lines between the old and new text positions | |
| 773 * (either forwards or backwards). | |
| 774 * | |
| 775 * And Finally we adjust the marks we put at the end of the file back to | |
| 776 * their final destination at the new text position -- webb | |
| 777 */ | |
| 778 last_line = curbuf->b_ml.ml_line_count; | |
| 779 mark_adjust(line1, line2, last_line - line2, 0L); | |
| 780 if (dest >= line2) | |
| 781 { | |
| 782 mark_adjust(line2 + 1, dest, -num_lines, 0L); | |
| 783 curbuf->b_op_start.lnum = dest - num_lines + 1; | |
| 784 curbuf->b_op_end.lnum = dest; | |
| 785 } | |
| 786 else | |
| 787 { | |
| 788 mark_adjust(dest + 1, line1 - 1, num_lines, 0L); | |
| 789 curbuf->b_op_start.lnum = dest + 1; | |
| 790 curbuf->b_op_end.lnum = dest + num_lines; | |
| 791 } | |
| 792 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
| 793 mark_adjust(last_line - num_lines + 1, last_line, | |
| 794 -(last_line - dest - extra), 0L); | |
| 795 | |
| 796 /* | |
| 797 * Now we delete the original text -- webb | |
| 798 */ | |
| 799 if (u_save(line1 + extra - 1, line2 + extra + 1) == FAIL) | |
| 800 return FAIL; | |
| 801 | |
| 802 for (l = line1; l <= line2; l++) | |
| 803 ml_delete(line1 + extra, TRUE); | |
| 804 | |
| 805 if (!global_busy && num_lines > p_report) | |
| 806 { | |
| 807 if (num_lines == 1) | |
| 808 MSG(_("1 line moved")); | |
| 809 else | |
| 810 smsg((char_u *)_("%ld lines moved"), num_lines); | |
| 811 } | |
| 812 | |
| 813 /* | |
| 814 * Leave the cursor on the last of the moved lines. | |
| 815 */ | |
| 816 if (dest >= line1) | |
| 817 curwin->w_cursor.lnum = dest; | |
| 818 else | |
| 819 curwin->w_cursor.lnum = dest + (line2 - line1) + 1; | |
| 820 | |
| 821 if (line1 < dest) | |
| 822 changed_lines(line1, 0, dest + num_lines + 1, 0L); | |
| 823 else | |
| 824 changed_lines(dest + 1, 0, line1 + num_lines, 0L); | |
| 825 | |
| 826 return OK; | |
| 827 } | |
| 828 | |
| 829 /* | |
| 830 * ":copy" | |
| 831 */ | |
| 832 void | |
| 833 ex_copy(line1, line2, n) | |
| 834 linenr_T line1; | |
| 835 linenr_T line2; | |
| 836 linenr_T n; | |
| 837 { | |
| 838 linenr_T count; | |
| 839 char_u *p; | |
| 840 | |
| 841 count = line2 - line1 + 1; | |
| 842 curbuf->b_op_start.lnum = n + 1; | |
| 843 curbuf->b_op_end.lnum = n + count; | |
| 844 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
| 845 | |
| 846 /* | |
| 847 * there are three situations: | |
| 848 * 1. destination is above line1 | |
| 849 * 2. destination is between line1 and line2 | |
| 850 * 3. destination is below line2 | |
| 851 * | |
| 852 * n = destination (when starting) | |
| 853 * curwin->w_cursor.lnum = destination (while copying) | |
| 854 * line1 = start of source (while copying) | |
| 855 * line2 = end of source (while copying) | |
| 856 */ | |
| 857 if (u_save(n, n + 1) == FAIL) | |
| 858 return; | |
| 859 | |
| 860 curwin->w_cursor.lnum = n; | |
| 861 while (line1 <= line2) | |
| 862 { | |
| 863 /* need to use vim_strsave() because the line will be unlocked within | |
| 864 * ml_append() */ | |
| 865 p = vim_strsave(ml_get(line1)); | |
| 866 if (p != NULL) | |
| 867 { | |
| 868 ml_append(curwin->w_cursor.lnum, p, (colnr_T)0, FALSE); | |
| 869 vim_free(p); | |
| 870 } | |
| 871 /* situation 2: skip already copied lines */ | |
| 872 if (line1 == n) | |
| 873 line1 = curwin->w_cursor.lnum; | |
| 874 ++line1; | |
| 875 if (curwin->w_cursor.lnum < line1) | |
| 876 ++line1; | |
| 877 if (curwin->w_cursor.lnum < line2) | |
| 878 ++line2; | |
| 879 ++curwin->w_cursor.lnum; | |
| 880 } | |
| 881 | |
| 882 appended_lines_mark(n, count); | |
| 883 | |
| 884 msgmore((long)count); | |
| 885 } | |
| 886 | |
| 359 | 887 static char_u *prevcmd = NULL; /* the previous command */ |
| 888 | |
| 889 #if defined(EXITFREE) || defined(PROTO) | |
| 890 void | |
| 891 free_prev_shellcmd() | |
| 892 { | |
| 893 vim_free(prevcmd); | |
| 894 } | |
| 895 #endif | |
| 896 | |
| 7 | 897 /* |
| 898 * Handle the ":!cmd" command. Also for ":r !cmd" and ":w !cmd" | |
| 899 * Bangs in the argument are replaced with the previously entered command. | |
| 900 * Remember the argument. | |
| 901 * | |
| 902 * RISCOS: Bangs only replaced when followed by a space, since many | |
| 903 * pathnames contain one. | |
| 904 */ | |
| 905 void | |
| 906 do_bang(addr_count, eap, forceit, do_in, do_out) | |
| 907 int addr_count; | |
| 908 exarg_T *eap; | |
| 909 int forceit; | |
| 910 int do_in, do_out; | |
| 911 { | |
| 912 char_u *arg = eap->arg; /* command */ | |
| 913 linenr_T line1 = eap->line1; /* start of range */ | |
| 914 linenr_T line2 = eap->line2; /* end of range */ | |
| 915 char_u *newcmd = NULL; /* the new command */ | |
| 916 int free_newcmd = FALSE; /* need to free() newcmd */ | |
| 917 int ins_prevcmd; | |
| 918 char_u *t; | |
| 919 char_u *p; | |
| 920 char_u *trailarg; | |
| 921 int len; | |
| 922 int scroll_save = msg_scroll; | |
| 923 | |
| 924 /* | |
| 925 * Disallow shell commands for "rvim". | |
| 926 * Disallow shell commands from .exrc and .vimrc in current directory for | |
| 927 * security reasons. | |
| 928 */ | |
| 929 if (check_restricted() || check_secure()) | |
| 930 return; | |
| 931 | |
| 932 if (addr_count == 0) /* :! */ | |
| 933 { | |
| 934 msg_scroll = FALSE; /* don't scroll here */ | |
| 935 autowrite_all(); | |
| 936 msg_scroll = scroll_save; | |
| 937 } | |
| 938 | |
| 939 /* | |
| 940 * Try to find an embedded bang, like in :!<cmd> ! [args] | |
| 941 * (:!! is indicated by the 'forceit' variable) | |
| 942 */ | |
| 943 ins_prevcmd = forceit; | |
| 944 trailarg = arg; | |
| 945 do | |
| 946 { | |
| 947 len = (int)STRLEN(trailarg) + 1; | |
| 948 if (newcmd != NULL) | |
| 949 len += (int)STRLEN(newcmd); | |
| 950 if (ins_prevcmd) | |
| 951 { | |
| 952 if (prevcmd == NULL) | |
| 953 { | |
| 954 EMSG(_(e_noprev)); | |
| 955 vim_free(newcmd); | |
| 956 return; | |
| 957 } | |
| 958 len += (int)STRLEN(prevcmd); | |
| 959 } | |
| 1872 | 960 if ((t = alloc((unsigned)len)) == NULL) |
| 7 | 961 { |
| 962 vim_free(newcmd); | |
| 963 return; | |
| 964 } | |
| 965 *t = NUL; | |
| 966 if (newcmd != NULL) | |
| 967 STRCAT(t, newcmd); | |
| 968 if (ins_prevcmd) | |
| 969 STRCAT(t, prevcmd); | |
| 970 p = t + STRLEN(t); | |
| 971 STRCAT(t, trailarg); | |
| 972 vim_free(newcmd); | |
| 973 newcmd = t; | |
| 974 | |
| 975 /* | |
| 976 * Scan the rest of the argument for '!', which is replaced by the | |
| 977 * previous command. "\!" is replaced by "!" (this is vi compatible). | |
| 978 */ | |
| 979 trailarg = NULL; | |
| 980 while (*p) | |
| 981 { | |
| 982 if (*p == '!' | |
| 983 #ifdef RISCOS | |
| 984 && (p[1] == ' ' || p[1] == NUL) | |
| 985 #endif | |
| 986 ) | |
| 987 { | |
| 988 if (p > newcmd && p[-1] == '\\') | |
| 1624 | 989 STRMOVE(p - 1, p); |
| 7 | 990 else |
| 991 { | |
| 992 trailarg = p; | |
| 993 *trailarg++ = NUL; | |
| 994 ins_prevcmd = TRUE; | |
| 995 break; | |
| 996 } | |
| 997 } | |
| 998 ++p; | |
| 999 } | |
| 1000 } while (trailarg != NULL); | |
| 1001 | |
| 1002 vim_free(prevcmd); | |
| 1003 prevcmd = newcmd; | |
| 1004 | |
| 1005 if (bangredo) /* put cmd in redo buffer for ! command */ | |
| 1006 { | |
| 620 | 1007 AppendToRedobuffLit(prevcmd, -1); |
| 7 | 1008 AppendToRedobuff((char_u *)"\n"); |
| 1009 bangredo = FALSE; | |
| 1010 } | |
| 1011 /* | |
| 1012 * Add quotes around the command, for shells that need them. | |
| 1013 */ | |
| 1014 if (*p_shq != NUL) | |
| 1015 { | |
| 1016 newcmd = alloc((unsigned)(STRLEN(prevcmd) + 2 * STRLEN(p_shq) + 1)); | |
| 1017 if (newcmd == NULL) | |
| 1018 return; | |
| 1019 STRCPY(newcmd, p_shq); | |
| 1020 STRCAT(newcmd, prevcmd); | |
| 1021 STRCAT(newcmd, p_shq); | |
| 1022 free_newcmd = TRUE; | |
| 1023 } | |
| 1024 if (addr_count == 0) /* :! */ | |
| 1025 { | |
| 1026 /* echo the command */ | |
| 1027 msg_start(); | |
| 1028 msg_putchar(':'); | |
| 1029 msg_putchar('!'); | |
| 1030 msg_outtrans(newcmd); | |
| 1031 msg_clr_eos(); | |
| 1032 windgoto(msg_row, msg_col); | |
| 1033 | |
| 1034 do_shell(newcmd, 0); | |
| 1035 } | |
| 1036 else /* :range! */ | |
| 725 | 1037 { |
| 7 | 1038 /* Careful: This may recursively call do_bang() again! (because of |
| 1039 * autocommands) */ | |
| 1040 do_filter(line1, line2, eap, newcmd, do_in, do_out); | |
| 725 | 1041 #ifdef FEAT_AUTOCMD |
| 1042 apply_autocmds(EVENT_SHELLFILTERPOST, NULL, NULL, FALSE, curbuf); | |
| 1043 #endif | |
| 1044 } | |
| 7 | 1045 if (free_newcmd) |
| 1046 vim_free(newcmd); | |
| 1047 } | |
| 1048 | |
| 1049 /* | |
| 1050 * do_filter: filter lines through a command given by the user | |
| 1051 * | |
| 169 | 1052 * We mostly use temp files and the call_shell() routine here. This would |
| 1053 * normally be done using pipes on a UNIX machine, but this is more portable | |
| 1054 * to non-unix machines. The call_shell() routine needs to be able | |
| 7 | 1055 * to deal with redirection somehow, and should handle things like looking |
| 1056 * at the PATH env. variable, and adding reasonable extensions to the | |
| 1057 * command name given by the user. All reasonable versions of call_shell() | |
| 1058 * do this. | |
| 169 | 1059 * Alternatively, if on Unix and redirecting input or output, but not both, |
| 1060 * and the 'shelltemp' option isn't set, use pipes. | |
| 7 | 1061 * We use input redirection if do_in is TRUE. |
| 1062 * We use output redirection if do_out is TRUE. | |
| 1063 */ | |
| 1064 static void | |
| 1065 do_filter(line1, line2, eap, cmd, do_in, do_out) | |
| 1066 linenr_T line1, line2; | |
| 1067 exarg_T *eap; /* for forced 'ff' and 'fenc' */ | |
| 1068 char_u *cmd; | |
| 1069 int do_in, do_out; | |
| 1070 { | |
| 1071 char_u *itmp = NULL; | |
| 1072 char_u *otmp = NULL; | |
| 1073 linenr_T linecount; | |
| 1074 linenr_T read_linecount; | |
| 1075 pos_T cursor_save; | |
| 1076 char_u *cmd_buf; | |
| 1077 #ifdef FEAT_AUTOCMD | |
| 1078 buf_T *old_curbuf = curbuf; | |
| 1079 #endif | |
| 169 | 1080 int shell_flags = 0; |
| 7 | 1081 |
| 1082 if (*cmd == NUL) /* no filter command */ | |
| 1083 return; | |
| 1084 | |
| 1085 #ifdef WIN3264 | |
| 1086 /* | |
| 1087 * Check if external commands are allowed now. | |
| 1088 */ | |
| 1089 if (can_end_termcap_mode(TRUE) == FALSE) | |
| 1090 return; | |
| 1091 #endif | |
| 1092 | |
| 1093 cursor_save = curwin->w_cursor; | |
| 1094 linecount = line2 - line1 + 1; | |
| 1095 curwin->w_cursor.lnum = line1; | |
| 1096 curwin->w_cursor.col = 0; | |
| 1097 changed_line_abv_curs(); | |
| 1098 invalidate_botline(); | |
| 1099 | |
| 1100 /* | |
| 169 | 1101 * When using temp files: |
| 1102 * 1. * Form temp file names | |
| 1103 * 2. * Write the lines to a temp file | |
| 1104 * 3. Run the filter command on the temp file | |
| 1105 * 4. * Read the output of the command into the buffer | |
| 1106 * 5. * Delete the original lines to be filtered | |
| 1107 * 6. * Remove the temp files | |
| 1108 * | |
| 1109 * When writing the input with a pipe or when catching the output with a | |
| 1110 * pipe only need to do 3. | |
| 7 | 1111 */ |
| 1112 | |
| 169 | 1113 if (do_out) |
| 1114 shell_flags |= SHELL_DOOUT; | |
| 1115 | |
| 1116 #if !defined(USE_SYSTEM) && defined(UNIX) | |
| 1117 if (!do_in && do_out && !p_stmp) | |
| 1118 { | |
| 1119 /* Use a pipe to fetch stdout of the command, do not use a temp file. */ | |
| 1120 shell_flags |= SHELL_READ; | |
| 1121 curwin->w_cursor.lnum = line2; | |
| 1122 } | |
| 1123 else if (do_in && !do_out && !p_stmp) | |
| 7 | 1124 { |
| 169 | 1125 /* Use a pipe to write stdin of the command, do not use a temp file. */ |
| 1126 shell_flags |= SHELL_WRITE; | |
| 1127 curbuf->b_op_start.lnum = line1; | |
| 1128 curbuf->b_op_end.lnum = line2; | |
| 7 | 1129 } |
| 169 | 1130 else if (do_in && do_out && !p_stmp) |
| 1131 { | |
| 1132 /* Use a pipe to write stdin and fetch stdout of the command, do not | |
| 1133 * use a temp file. */ | |
| 1134 shell_flags |= SHELL_READ|SHELL_WRITE; | |
| 1135 curbuf->b_op_start.lnum = line1; | |
| 1136 curbuf->b_op_end.lnum = line2; | |
| 1137 curwin->w_cursor.lnum = line2; | |
| 1138 } | |
| 1139 else | |
| 1140 #endif | |
| 1141 if ((do_in && (itmp = vim_tempname('i')) == NULL) | |
| 1142 || (do_out && (otmp = vim_tempname('o')) == NULL)) | |
| 1143 { | |
| 1144 EMSG(_(e_notmp)); | |
| 1145 goto filterend; | |
| 1146 } | |
| 7 | 1147 |
| 1148 /* | |
| 1149 * The writing and reading of temp files will not be shown. | |
| 1150 * Vi also doesn't do this and the messages are not very informative. | |
| 1151 */ | |
| 1152 ++no_wait_return; /* don't call wait_return() while busy */ | |
| 169 | 1153 if (itmp != NULL && buf_write(curbuf, itmp, NULL, line1, line2, eap, |
| 7 | 1154 FALSE, FALSE, FALSE, TRUE) == FAIL) |
| 1155 { | |
| 1156 msg_putchar('\n'); /* keep message from buf_write() */ | |
| 1157 --no_wait_return; | |
| 1158 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
| 1159 if (!aborting()) | |
| 1160 #endif | |
| 1161 (void)EMSG2(_(e_notcreate), itmp); /* will call wait_return */ | |
| 1162 goto filterend; | |
| 1163 } | |
| 1164 #ifdef FEAT_AUTOCMD | |
| 1165 if (curbuf != old_curbuf) | |
| 1166 goto filterend; | |
| 1167 #endif | |
| 1168 | |
| 1169 if (!do_out) | |
| 1170 msg_putchar('\n'); | |
| 1171 | |
| 1581 | 1172 /* Create the shell command in allocated memory. */ |
| 7 | 1173 cmd_buf = make_filter_cmd(cmd, itmp, otmp); |
| 1174 if (cmd_buf == NULL) | |
| 1175 goto filterend; | |
| 1176 | |
| 1177 windgoto((int)Rows - 1, 0); | |
| 1178 cursor_on(); | |
| 1179 | |
| 1180 /* | |
| 1181 * When not redirecting the output the command can write anything to the | |
| 1182 * screen. If 'shellredir' is equal to ">", screen may be messed up by | |
| 1183 * stderr output of external command. Clear the screen later. | |
| 1184 * If do_in is FALSE, this could be something like ":r !cat", which may | |
| 1185 * also mess up the screen, clear it later. | |
| 1186 */ | |
| 1187 if (!do_out || STRCMP(p_srr, ">") == 0 || !do_in) | |
| 1188 redraw_later_clear(); | |
| 1189 | |
| 169 | 1190 if (do_out) |
| 1191 { | |
| 1192 if (u_save((linenr_T)(line2), (linenr_T)(line2 + 1)) == FAIL) | |
| 1581 | 1193 { |
| 1194 vim_free(cmd_buf); | |
| 169 | 1195 goto error; |
| 1581 | 1196 } |
| 169 | 1197 redraw_curbuf_later(VALID); |
| 1198 } | |
| 1199 read_linecount = curbuf->b_ml.ml_line_count; | |
| 1200 | |
| 7 | 1201 /* |
| 1202 * When call_shell() fails wait_return() is called to give the user a | |
| 1203 * chance to read the error messages. Otherwise errors are ignored, so you | |
| 1204 * can see the error messages from the command that appear on stdout; use | |
| 1205 * 'u' to fix the text | |
| 1206 * Switch to cooked mode when not redirecting stdin, avoids that something | |
| 1207 * like ":r !cat" hangs. | |
| 1208 * Pass on the SHELL_DOOUT flag when the output is being redirected. | |
| 1209 */ | |
| 169 | 1210 if (call_shell(cmd_buf, SHELL_FILTER | SHELL_COOKED | shell_flags)) |
| 7 | 1211 { |
| 1212 redraw_later_clear(); | |
| 1213 wait_return(FALSE); | |
| 1214 } | |
| 1215 vim_free(cmd_buf); | |
| 1216 | |
| 1217 did_check_timestamps = FALSE; | |
| 1218 need_check_timestamps = TRUE; | |
| 1219 | |
| 1220 /* When interrupting the shell command, it may still have produced some | |
| 1221 * useful output. Reset got_int here, so that readfile() won't cancel | |
| 1222 * reading. */ | |
| 1223 ui_breakcheck(); | |
| 1224 got_int = FALSE; | |
| 1225 | |
| 1226 if (do_out) | |
| 1227 { | |
| 169 | 1228 if (otmp != NULL) |
| 7 | 1229 { |
| 169 | 1230 if (readfile(otmp, NULL, line2, (linenr_T)0, (linenr_T)MAXLNUM, |
| 1231 eap, READ_FILTER) == FAIL) | |
| 1232 { | |
| 7 | 1233 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) |
| 169 | 1234 if (!aborting()) |
| 1235 #endif | |
| 1236 { | |
| 1237 msg_putchar('\n'); | |
| 1238 EMSG2(_(e_notread), otmp); | |
| 1239 } | |
| 1240 goto error; | |
| 7 | 1241 } |
| 169 | 1242 #ifdef FEAT_AUTOCMD |
| 1243 if (curbuf != old_curbuf) | |
| 1244 goto filterend; | |
| 1245 #endif | |
| 7 | 1246 } |
| 169 | 1247 |
| 1248 read_linecount = curbuf->b_ml.ml_line_count - read_linecount; | |
| 1249 | |
| 1250 if (shell_flags & SHELL_READ) | |
| 1251 { | |
| 1252 curbuf->b_op_start.lnum = line2 + 1; | |
| 1253 curbuf->b_op_end.lnum = curwin->w_cursor.lnum; | |
| 1254 appended_lines_mark(line2, read_linecount); | |
| 1255 } | |
| 7 | 1256 |
| 1257 if (do_in) | |
| 1258 { | |
| 1259 if (cmdmod.keepmarks || vim_strchr(p_cpo, CPO_REMMARK) == NULL) | |
| 1260 { | |
| 1261 if (read_linecount >= linecount) | |
| 1262 /* move all marks from old lines to new lines */ | |
| 1263 mark_adjust(line1, line2, linecount, 0L); | |
| 1264 else | |
| 1265 { | |
| 1266 /* move marks from old lines to new lines, delete marks | |
| 1267 * that are in deleted lines */ | |
| 1268 mark_adjust(line1, line1 + read_linecount - 1, | |
| 1269 linecount, 0L); | |
| 1270 mark_adjust(line1 + read_linecount, line2, MAXLNUM, 0L); | |
| 1271 } | |
| 1272 } | |
| 1273 | |
| 1274 /* | |
| 1275 * Put cursor on first filtered line for ":range!cmd". | |
| 1276 * Adjust '[ and '] (set by buf_write()). | |
| 1277 */ | |
| 1278 curwin->w_cursor.lnum = line1; | |
| 1279 del_lines(linecount, TRUE); | |
| 1280 curbuf->b_op_start.lnum -= linecount; /* adjust '[ */ | |
| 1281 curbuf->b_op_end.lnum -= linecount; /* adjust '] */ | |
| 1282 write_lnum_adjust(-linecount); /* adjust last line | |
| 1283 for next write */ | |
| 100 | 1284 #ifdef FEAT_FOLDING |
| 1285 foldUpdate(curwin, curbuf->b_op_start.lnum, curbuf->b_op_end.lnum); | |
| 1286 #endif | |
| 7 | 1287 } |
| 1288 else | |
| 1289 { | |
| 1290 /* | |
| 1291 * Put cursor on last new line for ":r !cmd". | |
| 1292 */ | |
| 169 | 1293 linecount = curbuf->b_op_end.lnum - curbuf->b_op_start.lnum + 1; |
| 7 | 1294 curwin->w_cursor.lnum = curbuf->b_op_end.lnum; |
| 1295 } | |
| 100 | 1296 |
| 7 | 1297 beginline(BL_WHITE | BL_FIX); /* cursor on first non-blank */ |
| 1298 --no_wait_return; | |
| 1299 | |
| 1300 if (linecount > p_report) | |
| 1301 { | |
| 1302 if (do_in) | |
| 1303 { | |
| 274 | 1304 vim_snprintf((char *)msg_buf, sizeof(msg_buf), |
| 1305 _("%ld lines filtered"), (long)linecount); | |
| 7 | 1306 if (msg(msg_buf) && !msg_scroll) |
| 1307 /* save message to display it after redraw */ | |
| 680 | 1308 set_keep_msg(msg_buf, 0); |
| 7 | 1309 } |
| 1310 else | |
| 1311 msgmore((long)linecount); | |
| 1312 } | |
| 1313 } | |
| 1314 else | |
| 1315 { | |
| 1316 error: | |
| 1317 /* put cursor back in same position for ":w !cmd" */ | |
| 1318 curwin->w_cursor = cursor_save; | |
| 1319 --no_wait_return; | |
| 1320 wait_return(FALSE); | |
| 1321 } | |
| 1322 | |
| 1323 filterend: | |
| 1324 | |
| 1325 #ifdef FEAT_AUTOCMD | |
| 1326 if (curbuf != old_curbuf) | |
| 1327 { | |
| 1328 --no_wait_return; | |
| 1329 EMSG(_("E135: *Filter* Autocommands must not change current buffer")); | |
| 1330 } | |
| 1331 #endif | |
| 1332 if (itmp != NULL) | |
| 1333 mch_remove(itmp); | |
| 1334 if (otmp != NULL) | |
| 1335 mch_remove(otmp); | |
| 1336 vim_free(itmp); | |
| 1337 vim_free(otmp); | |
| 1338 } | |
| 1339 | |
| 1340 /* | |
| 1341 * Call a shell to execute a command. | |
| 1342 * When "cmd" is NULL start an interactive shell. | |
| 1343 */ | |
| 1344 void | |
| 1345 do_shell(cmd, flags) | |
| 1346 char_u *cmd; | |
| 1347 int flags; /* may be SHELL_DOOUT when output is redirected */ | |
| 1348 { | |
| 1349 buf_T *buf; | |
| 1350 #ifndef FEAT_GUI_MSWIN | |
| 1351 int save_nwr; | |
| 1352 #endif | |
| 1353 #ifdef MSWIN | |
| 1354 int winstart = FALSE; | |
| 1355 #endif | |
| 1356 | |
| 1357 /* | |
| 1358 * Disallow shell commands for "rvim". | |
| 1359 * Disallow shell commands from .exrc and .vimrc in current directory for | |
| 1360 * security reasons. | |
| 1361 */ | |
| 1362 if (check_restricted() || check_secure()) | |
| 1363 { | |
| 1364 msg_end(); | |
| 1365 return; | |
| 1366 } | |
| 1367 | |
| 1368 #ifdef MSWIN | |
| 1369 /* | |
| 1370 * Check if external commands are allowed now. | |
| 1371 */ | |
| 1372 if (can_end_termcap_mode(TRUE) == FALSE) | |
| 1373 return; | |
| 1374 | |
| 1375 /* | |
| 1376 * Check if ":!start" is used. | |
| 1377 */ | |
| 1378 if (cmd != NULL) | |
| 1379 winstart = (STRNICMP(cmd, "start ", 6) == 0); | |
| 1380 #endif | |
| 1381 | |
| 1382 /* | |
| 1383 * For autocommands we want to get the output on the current screen, to | |
| 1384 * avoid having to type return below. | |
| 1385 */ | |
| 1386 msg_putchar('\r'); /* put cursor at start of line */ | |
| 1387 #ifdef FEAT_AUTOCMD | |
| 1388 if (!autocmd_busy) | |
| 1389 #endif | |
| 1390 { | |
| 1391 #ifdef MSWIN | |
| 1392 if (!winstart) | |
| 1393 #endif | |
| 1394 stoptermcap(); | |
| 1395 } | |
| 1396 #ifdef MSWIN | |
| 1397 if (!winstart) | |
| 1398 #endif | |
| 1399 msg_putchar('\n'); /* may shift screen one line up */ | |
| 1400 | |
| 1401 /* warning message before calling the shell */ | |
| 1402 if (p_warn | |
| 1403 #ifdef FEAT_AUTOCMD | |
| 1404 && !autocmd_busy | |
| 1405 #endif | |
| 1406 && msg_silent == 0) | |
| 1407 for (buf = firstbuf; buf; buf = buf->b_next) | |
| 1408 if (bufIsChanged(buf)) | |
| 1409 { | |
| 1410 #ifdef FEAT_GUI_MSWIN | |
| 1411 if (!winstart) | |
| 1412 starttermcap(); /* don't want a message box here */ | |
| 1413 #endif | |
| 1414 MSG_PUTS(_("[No write since last change]\n")); | |
| 1415 #ifdef FEAT_GUI_MSWIN | |
| 1416 if (!winstart) | |
| 1417 stoptermcap(); | |
| 1418 #endif | |
| 1419 break; | |
| 1420 } | |
| 1421 | |
| 1422 /* This windgoto is required for when the '\n' resulted in a "delete line | |
| 1423 * 1" command to the terminal. */ | |
| 1424 if (!swapping_screen()) | |
| 1425 windgoto(msg_row, msg_col); | |
| 1426 cursor_on(); | |
| 1427 (void)call_shell(cmd, SHELL_COOKED | flags); | |
| 1428 did_check_timestamps = FALSE; | |
| 1429 need_check_timestamps = TRUE; | |
| 1430 | |
| 1431 /* | |
| 1432 * put the message cursor at the end of the screen, avoids wait_return() | |
| 1433 * to overwrite the text that the external command showed | |
| 1434 */ | |
| 1435 if (!swapping_screen()) | |
| 1436 { | |
| 1437 msg_row = Rows - 1; | |
| 1438 msg_col = 0; | |
| 1439 } | |
| 1440 | |
| 1441 #ifdef FEAT_AUTOCMD | |
| 1442 if (autocmd_busy) | |
| 1443 { | |
| 1444 if (msg_silent == 0) | |
| 1445 redraw_later_clear(); | |
| 1446 } | |
| 1447 else | |
| 1448 #endif | |
| 1449 { | |
| 1450 /* | |
| 1451 * For ":sh" there is no need to call wait_return(), just redraw. | |
| 1452 * Also for the Win32 GUI (the output is in a console window). | |
| 1453 * Otherwise there is probably text on the screen that the user wants | |
| 1454 * to read before redrawing, so call wait_return(). | |
| 1455 */ | |
| 1456 #ifndef FEAT_GUI_MSWIN | |
| 1457 if (cmd == NULL | |
| 1458 # ifdef WIN3264 | |
| 1459 || (winstart && !need_wait_return) | |
| 1460 # endif | |
| 1461 ) | |
| 1462 { | |
| 1463 if (msg_silent == 0) | |
| 1464 redraw_later_clear(); | |
| 1465 need_wait_return = FALSE; | |
| 1466 } | |
| 1467 else | |
| 1468 { | |
| 1469 /* | |
| 1470 * If we switch screens when starttermcap() is called, we really | |
| 1471 * want to wait for "hit return to continue". | |
| 1472 */ | |
| 1473 save_nwr = no_wait_return; | |
| 1474 if (swapping_screen()) | |
| 1475 no_wait_return = FALSE; | |
| 1476 # ifdef AMIGA | |
| 1477 wait_return(term_console ? -1 : msg_silent == 0); /* see below */ | |
| 1478 # else | |
| 1479 wait_return(msg_silent == 0); | |
| 1480 # endif | |
| 1481 no_wait_return = save_nwr; | |
| 1482 } | |
| 1483 #endif /* FEAT_GUI_W32 */ | |
| 1484 | |
| 1485 #ifdef MSWIN | |
| 1486 if (!winstart) /* if winstart==TRUE, never stopped termcap! */ | |
| 1487 #endif | |
| 1488 starttermcap(); /* start termcap if not done by wait_return() */ | |
| 1489 | |
| 1490 /* | |
| 1491 * In an Amiga window redrawing is caused by asking the window size. | |
| 1492 * If we got an interrupt this will not work. The chance that the | |
| 1493 * window size is wrong is very small, but we need to redraw the | |
| 1494 * screen. Don't do this if ':' hit in wait_return(). THIS IS UGLY | |
| 1495 * but it saves an extra redraw. | |
| 1496 */ | |
| 1497 #ifdef AMIGA | |
| 1498 if (skip_redraw) /* ':' hit in wait_return() */ | |
| 1499 { | |
| 1500 if (msg_silent == 0) | |
| 1501 redraw_later_clear(); | |
| 1502 } | |
| 1503 else if (term_console) | |
| 1504 { | |
| 1505 OUT_STR(IF_EB("\033[0 q", ESC_STR "[0 q")); /* get window size */ | |
| 1506 if (got_int && msg_silent == 0) | |
| 1507 redraw_later_clear(); /* if got_int is TRUE, redraw needed */ | |
| 1508 else | |
| 1509 must_redraw = 0; /* no extra redraw needed */ | |
| 1510 } | |
| 1511 #endif | |
| 1512 } | |
| 1513 | |
| 1514 /* display any error messages now */ | |
| 1515 display_errors(); | |
| 725 | 1516 |
| 1517 #ifdef FEAT_AUTOCMD | |
| 1518 apply_autocmds(EVENT_SHELLCMDPOST, NULL, NULL, FALSE, curbuf); | |
| 1519 #endif | |
| 7 | 1520 } |
| 1521 | |
| 1522 /* | |
| 1523 * Create a shell command from a command string, input redirection file and | |
| 1524 * output redirection file. | |
| 1525 * Returns an allocated string with the shell command, or NULL for failure. | |
| 1526 */ | |
| 1527 char_u * | |
| 1528 make_filter_cmd(cmd, itmp, otmp) | |
| 1529 char_u *cmd; /* command */ | |
| 1530 char_u *itmp; /* NULL or name of input file */ | |
| 1531 char_u *otmp; /* NULL or name of output file */ | |
| 1532 { | |
| 1533 char_u *buf; | |
| 1534 long_u len; | |
| 1535 | |
| 1536 len = (long_u)STRLEN(cmd) + 3; /* "()" + NUL */ | |
| 1537 if (itmp != NULL) | |
| 1538 len += (long_u)STRLEN(itmp) + 9; /* " { < " + " } " */ | |
| 1539 if (otmp != NULL) | |
| 1540 len += (long_u)STRLEN(otmp) + (long_u)STRLEN(p_srr) + 2; /* " " */ | |
| 1541 buf = lalloc(len, TRUE); | |
| 1542 if (buf == NULL) | |
| 1543 return NULL; | |
| 1544 | |
| 1545 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2) | |
| 1546 /* | |
| 169 | 1547 * Put braces around the command (for concatenated commands) when |
| 1548 * redirecting input and/or output. | |
| 7 | 1549 */ |
| 169 | 1550 if (itmp != NULL || otmp != NULL) |
| 1872 | 1551 vim_snprintf((char *)buf, len, "(%s)", (char *)cmd); |
| 169 | 1552 else |
| 1553 STRCPY(buf, cmd); | |
| 7 | 1554 if (itmp != NULL) |
| 1555 { | |
| 1556 STRCAT(buf, " < "); | |
| 1557 STRCAT(buf, itmp); | |
| 1558 } | |
| 1559 #else | |
| 1560 /* | |
| 1561 * for shells that don't understand braces around commands, at least allow | |
| 1562 * the use of commands in a pipe. | |
| 1563 */ | |
| 1564 STRCPY(buf, cmd); | |
| 1565 if (itmp != NULL) | |
| 1566 { | |
| 1567 char_u *p; | |
| 1568 | |
| 1569 /* | |
| 1570 * If there is a pipe, we have to put the '<' in front of it. | |
| 1571 * Don't do this when 'shellquote' is not empty, otherwise the | |
| 1572 * redirection would be inside the quotes. | |
| 1573 */ | |
| 1574 if (*p_shq == NUL) | |
| 1575 { | |
| 1576 p = vim_strchr(buf, '|'); | |
| 1577 if (p != NULL) | |
| 1578 *p = NUL; | |
| 1579 } | |
| 1580 # ifdef RISCOS | |
| 1581 STRCAT(buf, " { < "); /* Use RISC OS notation for input. */ | |
| 1582 STRCAT(buf, itmp); | |
| 1583 STRCAT(buf, " } "); | |
| 1584 # else | |
| 1585 STRCAT(buf, " <"); /* " < " causes problems on Amiga */ | |
| 1586 STRCAT(buf, itmp); | |
| 1587 # endif | |
| 1588 if (*p_shq == NUL) | |
| 1589 { | |
| 1590 p = vim_strchr(cmd, '|'); | |
| 1591 if (p != NULL) | |
| 1592 { | |
| 1593 STRCAT(buf, " "); /* insert a space before the '|' for DOS */ | |
| 1594 STRCAT(buf, p); | |
| 1595 } | |
| 1596 } | |
| 1597 } | |
| 1598 #endif | |
| 1599 if (otmp != NULL) | |
| 1872 | 1600 append_redir(buf, (int)len, p_srr, otmp); |
| 7 | 1601 |
| 1602 return buf; | |
| 1603 } | |
| 1604 | |
| 1605 /* | |
| 1872 | 1606 * Append output redirection for file "fname" to the end of string buffer |
| 1607 * "buf[buflen]" | |
| 7 | 1608 * Works with the 'shellredir' and 'shellpipe' options. |
| 1609 * The caller should make sure that there is enough room: | |
| 1610 * STRLEN(opt) + STRLEN(fname) + 3 | |
| 1611 */ | |
| 1612 void | |
| 1872 | 1613 append_redir(buf, buflen, opt, fname) |
| 7 | 1614 char_u *buf; |
| 1872 | 1615 int buflen; |
| 7 | 1616 char_u *opt; |
| 1617 char_u *fname; | |
| 1618 { | |
| 1619 char_u *p; | |
| 1872 | 1620 char_u *end; |
| 1621 | |
| 1622 end = buf + STRLEN(buf); | |
| 7 | 1623 /* find "%s", skipping "%%" */ |
| 1624 for (p = opt; (p = vim_strchr(p, '%')) != NULL; ++p) | |
| 1625 if (p[1] == 's') | |
| 1626 break; | |
| 1627 if (p != NULL) | |
| 1628 { | |
| 1872 | 1629 *end = ' '; /* not really needed? Not with sh, ksh or bash */ |
| 1630 vim_snprintf((char *)end + 1, (size_t)(buflen - (end + 1 - buf)), | |
| 1631 (char *)opt, (char *)fname); | |
| 7 | 1632 } |
| 1633 else | |
| 1872 | 1634 vim_snprintf((char *)end, (size_t)(buflen - (end - buf)), |
| 7 | 1635 #ifdef FEAT_QUICKFIX |
| 1636 # ifndef RISCOS | |
| 1637 opt != p_sp ? " %s%s" : | |
| 1638 # endif | |
| 1639 " %s %s", | |
| 1640 #else | |
| 1641 # ifndef RISCOS | |
| 1642 " %s%s", /* " > %s" causes problems on Amiga */ | |
| 1643 # else | |
| 1644 " %s %s", /* But is needed for 'shellpipe' and RISC OS */ | |
| 1645 # endif | |
| 1646 #endif | |
| 1647 (char *)opt, (char *)fname); | |
| 1648 } | |
| 1649 | |
| 1650 #ifdef FEAT_VIMINFO | |
| 1651 | |
| 1652 static int no_viminfo __ARGS((void)); | |
| 1653 static int viminfo_errcnt; | |
| 1654 | |
| 1655 static int | |
| 1656 no_viminfo() | |
| 1657 { | |
| 1658 /* "vim -i NONE" does not read or write a viminfo file */ | |
| 1659 return (use_viminfo != NULL && STRCMP(use_viminfo, "NONE") == 0); | |
| 1660 } | |
| 1661 | |
| 1662 /* | |
| 1663 * Report an error for reading a viminfo file. | |
| 1664 * Count the number of errors. When there are more than 10, return TRUE. | |
| 1665 */ | |
| 1666 int | |
| 1667 viminfo_error(errnum, message, line) | |
| 1668 char *errnum; | |
| 1669 char *message; | |
| 1670 char_u *line; | |
| 1671 { | |
| 274 | 1672 vim_snprintf((char *)IObuff, IOSIZE, _("%sviminfo: %s in line: "), |
| 1673 errnum, message); | |
| 1459 | 1674 STRNCAT(IObuff, line, IOSIZE - STRLEN(IObuff) - 1); |
| 156 | 1675 if (IObuff[STRLEN(IObuff) - 1] == '\n') |
| 1676 IObuff[STRLEN(IObuff) - 1] = NUL; | |
| 7 | 1677 emsg(IObuff); |
| 1678 if (++viminfo_errcnt >= 10) | |
| 1679 { | |
| 1680 EMSG(_("E136: viminfo: Too many errors, skipping rest of file")); | |
| 1681 return TRUE; | |
| 1682 } | |
| 1683 return FALSE; | |
| 1684 } | |
| 1685 | |
| 1686 /* | |
| 1687 * read_viminfo() -- Read the viminfo file. Registers etc. which are already | |
| 1733 | 1688 * set are not over-written unless "flags" includes VIF_FORCEIT. -- webb |
| 7 | 1689 */ |
| 1690 int | |
| 1733 | 1691 read_viminfo(file, flags) |
| 1692 char_u *file; /* file name or NULL to use default name */ | |
| 1693 int flags; /* VIF_WANT_INFO et al. */ | |
| 7 | 1694 { |
| 1695 FILE *fp; | |
| 1696 char_u *fname; | |
| 1697 | |
| 1698 if (no_viminfo()) | |
| 1699 return FAIL; | |
| 1700 | |
| 1733 | 1701 fname = viminfo_filename(file); /* get file name in allocated buffer */ |
| 7 | 1702 if (fname == NULL) |
| 1703 return FAIL; | |
| 1704 fp = mch_fopen((char *)fname, READBIN); | |
| 1705 | |
| 1706 if (p_verbose > 0) | |
| 294 | 1707 { |
| 1708 verbose_enter(); | |
| 274 | 1709 smsg((char_u *)_("Reading viminfo file \"%s\"%s%s%s"), |
| 1710 fname, | |
| 1733 | 1711 (flags & VIF_WANT_INFO) ? _(" info") : "", |
| 1712 (flags & VIF_WANT_MARKS) ? _(" marks") : "", | |
| 1713 (flags & VIF_GET_OLDFILES) ? _(" oldfiles") : "", | |
| 274 | 1714 fp == NULL ? _(" FAILED") : ""); |
| 294 | 1715 verbose_leave(); |
| 1716 } | |
| 7 | 1717 |
| 1718 vim_free(fname); | |
| 1719 if (fp == NULL) | |
| 1720 return FAIL; | |
| 1721 | |
| 1722 viminfo_errcnt = 0; | |
| 1733 | 1723 do_viminfo(fp, NULL, flags); |
| 7 | 1724 |
| 1725 fclose(fp); | |
| 1726 return OK; | |
| 1727 } | |
| 1728 | |
| 1729 /* | |
| 1730 * write_viminfo() -- Write the viminfo file. The old one is read in first so | |
| 1731 * that effectively a merge of current info and old info is done. This allows | |
| 1732 * multiple vims to run simultaneously, without losing any marks etc. If | |
| 1733 * forceit is TRUE, then the old file is not read in, and only internal info is | |
| 1734 * written to the file. -- webb | |
| 1735 */ | |
| 1736 void | |
| 1737 write_viminfo(file, forceit) | |
| 1738 char_u *file; | |
| 1739 int forceit; | |
| 1740 { | |
| 1741 char_u *fname; | |
| 1742 FILE *fp_in = NULL; /* input viminfo file, if any */ | |
| 1743 FILE *fp_out = NULL; /* output viminfo file */ | |
| 1744 char_u *tempname = NULL; /* name of temp viminfo file */ | |
| 1745 struct stat st_new; /* mch_stat() of potential new file */ | |
| 1746 char_u *wp; | |
| 1747 #if defined(UNIX) || defined(VMS) | |
| 1748 mode_t umask_save; | |
| 1749 #endif | |
| 1750 #ifdef UNIX | |
| 1751 int shortname = FALSE; /* use 8.3 file name */ | |
| 1752 struct stat st_old; /* mch_stat() of existing viminfo file */ | |
| 1753 #endif | |
| 601 | 1754 #ifdef WIN3264 |
| 1755 long perm = -1; | |
| 1756 #endif | |
| 7 | 1757 |
| 1758 if (no_viminfo()) | |
| 1759 return; | |
| 1760 | |
| 1761 fname = viminfo_filename(file); /* may set to default if NULL */ | |
| 1762 if (fname == NULL) | |
| 1763 return; | |
| 1764 | |
| 1765 fp_in = mch_fopen((char *)fname, READBIN); | |
| 1766 if (fp_in == NULL) | |
| 1767 { | |
| 1768 /* if it does exist, but we can't read it, don't try writing */ | |
| 1769 if (mch_stat((char *)fname, &st_new) == 0) | |
| 1770 goto end; | |
| 1771 #if defined(UNIX) || defined(VMS) | |
| 1772 /* | |
| 1773 * For Unix we create the .viminfo non-accessible for others, | |
| 1774 * because it may contain text from non-accessible documents. | |
| 1775 */ | |
| 1776 umask_save = umask(077); | |
| 1777 #endif | |
| 1778 fp_out = mch_fopen((char *)fname, WRITEBIN); | |
| 1779 #if defined(UNIX) || defined(VMS) | |
| 1780 (void)umask(umask_save); | |
| 1781 #endif | |
| 1782 } | |
| 1783 else | |
| 1784 { | |
| 1785 /* | |
| 1786 * There is an existing viminfo file. Create a temporary file to | |
| 1787 * write the new viminfo into, in the same directory as the | |
| 1788 * existing viminfo file, which will be renamed later. | |
| 1789 */ | |
| 1790 #ifdef UNIX | |
| 1791 /* | |
| 1792 * For Unix we check the owner of the file. It's not very nice to | |
| 1793 * overwrite a user's viminfo file after a "su root", with a | |
| 1794 * viminfo file that the user can't read. | |
| 1795 */ | |
| 1869 | 1796 st_old.st_dev = (dev_t)0; |
| 1438 | 1797 st_old.st_ino = 0; |
| 7 | 1798 st_old.st_mode = 0600; |
| 1076 | 1799 if (mch_stat((char *)fname, &st_old) == 0 |
| 1800 && getuid() != ROOT_UID | |
| 560 | 1801 && !(st_old.st_uid == getuid() |
| 7 | 1802 ? (st_old.st_mode & 0200) |
| 1803 : (st_old.st_gid == getgid() | |
| 1804 ? (st_old.st_mode & 0020) | |
| 1805 : (st_old.st_mode & 0002)))) | |
| 1806 { | |
| 944 | 1807 int tt = msg_didany; |
| 7 | 1808 |
| 1809 /* avoid a wait_return for this message, it's annoying */ | |
| 1810 EMSG2(_("E137: Viminfo file is not writable: %s"), fname); | |
| 1811 msg_didany = tt; | |
| 840 | 1812 fclose(fp_in); |
| 7 | 1813 goto end; |
| 1814 } | |
| 1815 #endif | |
| 601 | 1816 #ifdef WIN3264 |
| 1817 /* Get the file attributes of the existing viminfo file. */ | |
| 1818 perm = mch_getperm(fname); | |
| 1819 #endif | |
| 7 | 1820 |
| 1821 /* | |
| 1822 * Make tempname. | |
| 1823 * May try twice: Once normal and once with shortname set, just in | |
| 1824 * case somebody puts his viminfo file in an 8.3 filesystem. | |
| 1825 */ | |
| 1826 for (;;) | |
| 1827 { | |
| 1828 tempname = buf_modname( | |
| 1829 #ifdef UNIX | |
| 1830 shortname, | |
| 1831 #else | |
| 1832 # ifdef SHORT_FNAME | |
| 1833 TRUE, | |
| 1834 # else | |
| 1835 # ifdef FEAT_GUI_W32 | |
| 1836 gui_is_win32s(), | |
| 1837 # else | |
| 1838 FALSE, | |
| 1839 # endif | |
| 1840 # endif | |
| 1841 #endif | |
| 1842 fname, | |
| 1843 #ifdef VMS | |
| 1844 (char_u *)"-tmp", | |
| 1845 #else | |
| 1846 # ifdef RISCOS | |
| 1847 (char_u *)"/tmp", | |
| 1848 # else | |
| 1849 (char_u *)".tmp", | |
| 1850 # endif | |
| 1851 #endif | |
| 1852 FALSE); | |
| 1853 if (tempname == NULL) /* out of memory */ | |
| 1854 break; | |
| 1855 | |
| 1856 /* | |
| 1857 * Check if tempfile already exists. Never overwrite an | |
| 1858 * existing file! | |
| 1859 */ | |
| 1860 if (mch_stat((char *)tempname, &st_new) == 0) | |
| 1861 { | |
| 1862 #ifdef UNIX | |
| 1863 /* | |
| 1864 * Check if tempfile is same as original file. May happen | |
| 1865 * when modname() gave the same file back. E.g. silly | |
| 1866 * link, or file name-length reached. Try again with | |
| 1867 * shortname set. | |
| 1868 */ | |
| 560 | 1869 if (!shortname && st_new.st_dev == st_old.st_dev |
| 1870 && st_new.st_ino == st_old.st_ino) | |
| 7 | 1871 { |
| 1872 vim_free(tempname); | |
| 1873 tempname = NULL; | |
| 1874 shortname = TRUE; | |
| 1875 continue; | |
| 1876 } | |
| 1877 #endif | |
| 1878 /* | |
| 1879 * Try another name. Change one character, just before | |
| 1880 * the extension. This should also work for an 8.3 | |
| 1881 * file name, when after adding the extension it still is | |
| 1882 * the same file as the original. | |
| 1883 */ | |
| 1884 wp = tempname + STRLEN(tempname) - 5; | |
| 1885 if (wp < gettail(tempname)) /* empty file name? */ | |
| 1886 wp = gettail(tempname); | |
| 1887 for (*wp = 'z'; mch_stat((char *)tempname, &st_new) == 0; | |
| 1888 --*wp) | |
| 1889 { | |
| 1890 /* | |
| 1891 * They all exist? Must be something wrong! Don't | |
| 1892 * write the viminfo file then. | |
| 1893 */ | |
| 1894 if (*wp == 'a') | |
| 1895 { | |
| 1896 vim_free(tempname); | |
| 1897 tempname = NULL; | |
| 1898 break; | |
| 1899 } | |
| 1900 } | |
| 1901 } | |
| 1902 break; | |
| 1903 } | |
| 1904 | |
| 1905 if (tempname != NULL) | |
| 1906 { | |
| 762 | 1907 #ifdef VMS |
| 1908 /* fdopen() fails for some reason */ | |
| 770 | 1909 umask_save = umask(077); |
| 1910 fp_out = mch_fopen((char *)tempname, WRITEBIN); | |
| 1911 (void)umask(umask_save); | |
| 762 | 1912 #else |
| 557 | 1913 int fd; |
| 1914 | |
| 1915 /* Use mch_open() to be able to use O_NOFOLLOW and set file | |
| 601 | 1916 * protection: |
| 673 | 1917 * Unix: same as original file, but strip s-bit. Reset umask to |
| 1918 * avoid it getting in the way. | |
| 601 | 1919 * Others: r&w for user only. */ |
| 762 | 1920 # ifdef UNIX |
| 673 | 1921 umask_save = umask(0); |
| 557 | 1922 fd = mch_open((char *)tempname, |
| 1923 O_CREAT|O_EXTRA|O_EXCL|O_WRONLY|O_NOFOLLOW, | |
| 569 | 1924 (int)((st_old.st_mode & 0777) | 0600)); |
| 673 | 1925 (void)umask(umask_save); |
| 762 | 1926 # else |
| 569 | 1927 fd = mch_open((char *)tempname, |
| 673 | 1928 O_CREAT|O_EXTRA|O_EXCL|O_WRONLY|O_NOFOLLOW, 0600); |
| 762 | 1929 # endif |
| 557 | 1930 if (fd < 0) |
| 1931 fp_out = NULL; | |
| 1932 else | |
| 1933 fp_out = fdopen(fd, WRITEBIN); | |
| 762 | 1934 #endif /* VMS */ |
| 7 | 1935 |
| 1936 /* | |
| 1937 * If we can't create in the same directory, try creating a | |
| 1938 * "normal" temp file. | |
| 1939 */ | |
| 1940 if (fp_out == NULL) | |
| 1941 { | |
| 1942 vim_free(tempname); | |
| 1943 if ((tempname = vim_tempname('o')) != NULL) | |
| 1944 fp_out = mch_fopen((char *)tempname, WRITEBIN); | |
| 1945 } | |
| 557 | 1946 |
| 1947 #if defined(UNIX) && defined(HAVE_FCHOWN) | |
| 7 | 1948 /* |
| 557 | 1949 * Make sure the owner can read/write it. This only works for |
| 1950 * root. | |
| 7 | 1951 */ |
| 1952 if (fp_out != NULL) | |
| 1757 | 1953 ignored = fchown(fileno(fp_out), st_old.st_uid, st_old.st_gid); |
| 7 | 1954 #endif |
| 1955 } | |
| 1956 } | |
| 1957 | |
| 1958 /* | |
| 1959 * Check if the new viminfo file can be written to. | |
| 1960 */ | |
| 1961 if (fp_out == NULL) | |
| 1962 { | |
| 1963 EMSG2(_("E138: Can't write viminfo file %s!"), | |
| 301 | 1964 (fp_in == NULL || tempname == NULL) ? fname : tempname); |
| 7 | 1965 if (fp_in != NULL) |
| 1966 fclose(fp_in); | |
| 1967 goto end; | |
| 1968 } | |
| 1969 | |
| 1970 if (p_verbose > 0) | |
| 294 | 1971 { |
| 1972 verbose_enter(); | |
| 274 | 1973 smsg((char_u *)_("Writing viminfo file \"%s\""), fname); |
| 294 | 1974 verbose_leave(); |
| 1975 } | |
| 7 | 1976 |
| 1977 viminfo_errcnt = 0; | |
| 1733 | 1978 do_viminfo(fp_in, fp_out, forceit ? 0 : (VIF_WANT_INFO | VIF_WANT_MARKS)); |
| 7 | 1979 |
| 1980 fclose(fp_out); /* errors are ignored !? */ | |
| 1981 if (fp_in != NULL) | |
| 1982 { | |
| 1983 fclose(fp_in); | |
| 601 | 1984 |
| 7 | 1985 /* |
| 601 | 1986 * In case of an error keep the original viminfo file. |
| 1987 * Otherwise rename the newly written file. | |
| 7 | 1988 */ |
| 1989 if (viminfo_errcnt || vim_rename(tempname, fname) == -1) | |
| 1990 mch_remove(tempname); | |
| 601 | 1991 |
| 1992 #ifdef WIN3264 | |
| 1993 /* If the viminfo file was hidden then also hide the new file. */ | |
| 1994 if (perm > 0 && (perm & FILE_ATTRIBUTE_HIDDEN)) | |
| 1995 mch_hide(fname); | |
| 1996 #endif | |
| 1997 } | |
| 1998 | |
| 7 | 1999 end: |
| 2000 vim_free(fname); | |
| 2001 vim_free(tempname); | |
| 2002 } | |
| 2003 | |
| 2004 /* | |
| 2005 * Get the viminfo file name to use. | |
| 2006 * If "file" is given and not empty, use it (has already been expanded by | |
| 2007 * cmdline functions). | |
| 2008 * Otherwise use "-i file_name", value from 'viminfo' or the default, and | |
| 2009 * expand environment variables. | |
| 2010 * Returns an allocated string. NULL when out of memory. | |
| 2011 */ | |
| 2012 static char_u * | |
| 2013 viminfo_filename(file) | |
| 2014 char_u *file; | |
| 2015 { | |
| 2016 if (file == NULL || *file == NUL) | |
| 2017 { | |
| 2018 if (use_viminfo != NULL) | |
| 2019 file = use_viminfo; | |
| 2020 else if ((file = find_viminfo_parameter('n')) == NULL || *file == NUL) | |
| 2021 { | |
| 2022 #ifdef VIMINFO_FILE2 | |
| 2023 /* don't use $HOME when not defined (turned into "c:/"!). */ | |
| 2024 # ifdef VMS | |
| 2025 if (mch_getenv((char_u *)"SYS$LOGIN") == NULL) | |
| 2026 # else | |
| 2027 if (mch_getenv((char_u *)"HOME") == NULL) | |
| 2028 # endif | |
| 2029 { | |
| 2030 /* don't use $VIM when not available. */ | |
| 2031 expand_env((char_u *)"$VIM", NameBuff, MAXPATHL); | |
| 2032 if (STRCMP("$VIM", NameBuff) != 0) /* $VIM was expanded */ | |
| 2033 file = (char_u *)VIMINFO_FILE2; | |
| 2034 else | |
| 2035 file = (char_u *)VIMINFO_FILE; | |
| 2036 } | |
| 2037 else | |
| 2038 #endif | |
| 2039 file = (char_u *)VIMINFO_FILE; | |
| 2040 } | |
| 2041 expand_env(file, NameBuff, MAXPATHL); | |
| 2042 file = NameBuff; | |
| 2043 } | |
| 2044 return vim_strsave(file); | |
| 2045 } | |
| 2046 | |
| 2047 /* | |
| 2048 * do_viminfo() -- Should only be called from read_viminfo() & write_viminfo(). | |
| 2049 */ | |
| 2050 static void | |
| 1733 | 2051 do_viminfo(fp_in, fp_out, flags) |
| 7 | 2052 FILE *fp_in; |
| 2053 FILE *fp_out; | |
| 1733 | 2054 int flags; |
| 7 | 2055 { |
| 2056 int count = 0; | |
| 2057 int eof = FALSE; | |
| 2058 vir_T vir; | |
| 2059 | |
| 2060 if ((vir.vir_line = alloc(LSIZE)) == NULL) | |
| 2061 return; | |
| 2062 vir.vir_fd = fp_in; | |
| 2063 #ifdef FEAT_MBYTE | |
| 2064 vir.vir_conv.vc_type = CONV_NONE; | |
| 2065 #endif | |
| 2066 | |
| 2067 if (fp_in != NULL) | |
| 2068 { | |
| 1733 | 2069 if (flags & VIF_WANT_INFO) |
| 2070 eof = read_viminfo_up_to_marks(&vir, | |
| 2071 flags & VIF_FORCEIT, fp_out != NULL); | |
| 7 | 2072 else |
| 2073 /* Skip info, find start of marks */ | |
| 2074 while (!(eof = viminfo_readline(&vir)) | |
| 2075 && vir.vir_line[0] != '>') | |
| 2076 ; | |
| 2077 } | |
| 2078 if (fp_out != NULL) | |
| 2079 { | |
| 2080 /* Write the info: */ | |
| 2081 fprintf(fp_out, _("# This viminfo file was generated by Vim %s.\n"), | |
| 2082 VIM_VERSION_MEDIUM); | |
| 2083 fprintf(fp_out, _("# You may edit it if you're careful!\n\n")); | |
| 2084 #ifdef FEAT_MBYTE | |
| 2085 fprintf(fp_out, _("# Value of 'encoding' when this file was written\n")); | |
| 2086 fprintf(fp_out, "*encoding=%s\n\n", p_enc); | |
| 2087 #endif | |
| 2088 write_viminfo_search_pattern(fp_out); | |
| 2089 write_viminfo_sub_string(fp_out); | |
| 2090 #ifdef FEAT_CMDHIST | |
| 2091 write_viminfo_history(fp_out); | |
| 2092 #endif | |
| 2093 write_viminfo_registers(fp_out); | |
| 2094 #ifdef FEAT_EVAL | |
| 2095 write_viminfo_varlist(fp_out); | |
| 2096 #endif | |
| 2097 write_viminfo_filemarks(fp_out); | |
| 2098 write_viminfo_bufferlist(fp_out); | |
| 2099 count = write_viminfo_marks(fp_out); | |
| 2100 } | |
| 1733 | 2101 if (fp_in != NULL |
| 2102 && (flags & (VIF_WANT_MARKS | VIF_GET_OLDFILES | VIF_FORCEIT))) | |
| 2103 copy_viminfo_marks(&vir, fp_out, count, eof, flags); | |
| 7 | 2104 |
| 2105 vim_free(vir.vir_line); | |
| 2106 #ifdef FEAT_MBYTE | |
| 2107 if (vir.vir_conv.vc_type != CONV_NONE) | |
| 2108 convert_setup(&vir.vir_conv, NULL, NULL); | |
| 2109 #endif | |
| 2110 } | |
| 2111 | |
| 2112 /* | |
| 2113 * read_viminfo_up_to_marks() -- Only called from do_viminfo(). Reads in the | |
| 2114 * first part of the viminfo file which contains everything but the marks that | |
| 2115 * are local to a file. Returns TRUE when end-of-file is reached. -- webb | |
| 2116 */ | |
| 2117 static int | |
| 2118 read_viminfo_up_to_marks(virp, forceit, writing) | |
| 2119 vir_T *virp; | |
| 2120 int forceit; | |
| 2121 int writing; | |
| 2122 { | |
| 2123 int eof; | |
| 2124 buf_T *buf; | |
| 2125 | |
| 2126 #ifdef FEAT_CMDHIST | |
| 2127 prepare_viminfo_history(forceit ? 9999 : 0); | |
| 2128 #endif | |
| 2129 eof = viminfo_readline(virp); | |
| 2130 while (!eof && virp->vir_line[0] != '>') | |
| 2131 { | |
| 2132 switch (virp->vir_line[0]) | |
| 2133 { | |
| 2134 /* Characters reserved for future expansion, ignored now */ | |
| 2135 case '+': /* "+40 /path/dir file", for running vim without args */ | |
| 2136 case '|': /* to be defined */ | |
| 2137 case '^': /* to be defined */ | |
| 2138 case '<': /* long line - ignored */ | |
| 2139 /* A comment or empty line. */ | |
| 2140 case NUL: | |
| 2141 case '\r': | |
| 2142 case '\n': | |
| 2143 case '#': | |
| 2144 eof = viminfo_readline(virp); | |
| 2145 break; | |
| 2146 case '*': /* "*encoding=value" */ | |
| 2147 eof = viminfo_encoding(virp); | |
| 2148 break; | |
| 2149 case '!': /* global variable */ | |
| 2150 #ifdef FEAT_EVAL | |
| 2151 eof = read_viminfo_varlist(virp, writing); | |
| 2152 #else | |
| 2153 eof = viminfo_readline(virp); | |
| 2154 #endif | |
| 2155 break; | |
| 2156 case '%': /* entry for buffer list */ | |
| 2157 eof = read_viminfo_bufferlist(virp, writing); | |
| 2158 break; | |
| 2159 case '"': | |
| 2160 eof = read_viminfo_register(virp, forceit); | |
| 2161 break; | |
| 2162 case '/': /* Search string */ | |
| 2163 case '&': /* Substitute search string */ | |
| 2164 case '~': /* Last search string, followed by '/' or '&' */ | |
| 2165 eof = read_viminfo_search_pattern(virp, forceit); | |
| 2166 break; | |
| 2167 case '$': | |
| 2168 eof = read_viminfo_sub_string(virp, forceit); | |
| 2169 break; | |
| 2170 case ':': | |
| 2171 case '?': | |
| 2172 case '=': | |
| 2173 case '@': | |
| 2174 #ifdef FEAT_CMDHIST | |
| 2175 eof = read_viminfo_history(virp); | |
| 2176 #else | |
| 2177 eof = viminfo_readline(virp); | |
| 2178 #endif | |
| 2179 break; | |
| 2180 case '-': | |
| 2181 case '\'': | |
| 2182 eof = read_viminfo_filemark(virp, forceit); | |
| 2183 break; | |
| 2184 default: | |
| 2185 if (viminfo_error("E575: ", _("Illegal starting char"), | |
| 2186 virp->vir_line)) | |
| 2187 eof = TRUE; | |
| 2188 else | |
| 2189 eof = viminfo_readline(virp); | |
| 2190 break; | |
| 2191 } | |
| 2192 } | |
| 2193 | |
| 2194 #ifdef FEAT_CMDHIST | |
| 2195 /* Finish reading history items. */ | |
| 2196 finish_viminfo_history(); | |
| 2197 #endif | |
| 2198 | |
| 2199 /* Change file names to buffer numbers for fmarks. */ | |
| 2200 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 2201 fmarks_check_names(buf); | |
| 2202 | |
| 2203 return eof; | |
| 2204 } | |
| 2205 | |
| 2206 /* | |
| 2207 * Compare the 'encoding' value in the viminfo file with the current value of | |
| 2208 * 'encoding'. If different and the 'c' flag is in 'viminfo', setup for | |
| 2209 * conversion of text with iconv() in viminfo_readstring(). | |
| 2210 */ | |
| 2211 static int | |
| 2212 viminfo_encoding(virp) | |
| 2213 vir_T *virp; | |
| 2214 { | |
| 2215 #ifdef FEAT_MBYTE | |
| 2216 char_u *p; | |
| 2217 int i; | |
| 2218 | |
| 2219 if (get_viminfo_parameter('c') != 0) | |
| 2220 { | |
| 2221 p = vim_strchr(virp->vir_line, '='); | |
| 2222 if (p != NULL) | |
| 2223 { | |
| 2224 /* remove trailing newline */ | |
| 2225 ++p; | |
| 2226 for (i = 0; vim_isprintc(p[i]); ++i) | |
| 2227 ; | |
| 2228 p[i] = NUL; | |
| 2229 | |
| 2230 convert_setup(&virp->vir_conv, p, p_enc); | |
| 2231 } | |
| 2232 } | |
| 2233 #endif | |
| 2234 return viminfo_readline(virp); | |
| 2235 } | |
| 2236 | |
| 2237 /* | |
| 2238 * Read a line from the viminfo file. | |
| 2239 * Returns TRUE for end-of-file; | |
| 2240 */ | |
| 2241 int | |
| 2242 viminfo_readline(virp) | |
| 2243 vir_T *virp; | |
| 2244 { | |
| 2245 return vim_fgets(virp->vir_line, LSIZE, virp->vir_fd); | |
| 2246 } | |
| 2247 | |
| 2248 /* | |
| 2249 * check string read from viminfo file | |
| 2250 * remove '\n' at the end of the line | |
| 2251 * - replace CTRL-V CTRL-V with CTRL-V | |
| 2252 * - replace CTRL-V 'n' with '\n' | |
| 2253 * | |
| 2254 * Check for a long line as written by viminfo_writestring(). | |
| 2255 * | |
| 2256 * Return the string in allocated memory (NULL when out of memory). | |
| 2257 */ | |
| 2258 char_u * | |
| 2259 viminfo_readstring(virp, off, convert) | |
| 2260 vir_T *virp; | |
| 2261 int off; /* offset for virp->vir_line */ | |
| 1883 | 2262 int convert UNUSED; /* convert the string */ |
| 7 | 2263 { |
| 2264 char_u *retval; | |
| 2265 char_u *s, *d; | |
| 2266 long len; | |
| 2267 | |
| 2268 if (virp->vir_line[off] == Ctrl_V && vim_isdigit(virp->vir_line[off + 1])) | |
| 2269 { | |
| 2270 len = atol((char *)virp->vir_line + off + 1); | |
| 2271 retval = lalloc(len, TRUE); | |
| 2272 if (retval == NULL) | |
| 2273 { | |
| 2274 /* Line too long? File messed up? Skip next line. */ | |
| 2275 (void)vim_fgets(virp->vir_line, 10, virp->vir_fd); | |
| 2276 return NULL; | |
| 2277 } | |
| 2278 (void)vim_fgets(retval, (int)len, virp->vir_fd); | |
| 2279 s = retval + 1; /* Skip the leading '<' */ | |
| 2280 } | |
| 2281 else | |
| 2282 { | |
| 2283 retval = vim_strsave(virp->vir_line + off); | |
| 2284 if (retval == NULL) | |
| 2285 return NULL; | |
| 2286 s = retval; | |
| 2287 } | |
| 2288 | |
| 2289 /* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */ | |
| 2290 d = retval; | |
| 2291 while (*s != NUL && *s != '\n') | |
| 2292 { | |
| 2293 if (s[0] == Ctrl_V && s[1] != NUL) | |
| 2294 { | |
| 2295 if (s[1] == 'n') | |
| 2296 *d++ = '\n'; | |
| 2297 else | |
| 2298 *d++ = Ctrl_V; | |
| 2299 s += 2; | |
| 2300 } | |
| 2301 else | |
| 2302 *d++ = *s++; | |
| 2303 } | |
| 2304 *d = NUL; | |
| 2305 | |
| 2306 #ifdef FEAT_MBYTE | |
| 2307 if (convert && virp->vir_conv.vc_type != CONV_NONE && *retval != NUL) | |
| 2308 { | |
| 2309 d = string_convert(&virp->vir_conv, retval, NULL); | |
| 2310 if (d != NULL) | |
| 2311 { | |
| 2312 vim_free(retval); | |
| 2313 retval = d; | |
| 2314 } | |
| 2315 } | |
| 2316 #endif | |
| 2317 | |
| 2318 return retval; | |
| 2319 } | |
| 2320 | |
| 2321 /* | |
| 2322 * write string to viminfo file | |
| 2323 * - replace CTRL-V with CTRL-V CTRL-V | |
| 2324 * - replace '\n' with CTRL-V 'n' | |
| 2325 * - add a '\n' at the end | |
| 2326 * | |
| 2327 * For a long line: | |
| 2328 * - write " CTRL-V <length> \n " in first line | |
| 2329 * - write " < <string> \n " in second line | |
| 2330 */ | |
| 2331 void | |
| 2332 viminfo_writestring(fd, p) | |
| 2333 FILE *fd; | |
| 2334 char_u *p; | |
| 2335 { | |
| 2336 int c; | |
| 2337 char_u *s; | |
| 2338 int len = 0; | |
| 2339 | |
| 2340 for (s = p; *s != NUL; ++s) | |
| 2341 { | |
| 2342 if (*s == Ctrl_V || *s == '\n') | |
| 2343 ++len; | |
| 2344 ++len; | |
| 2345 } | |
| 2346 | |
| 2347 /* If the string will be too long, write its length and put it in the next | |
| 2348 * line. Take into account that some room is needed for what comes before | |
| 2349 * the string (e.g., variable name). Add something to the length for the | |
| 2350 * '<', NL and trailing NUL. */ | |
| 2351 if (len > LSIZE / 2) | |
| 2352 fprintf(fd, IF_EB("\026%d\n<", CTRL_V_STR "%d\n<"), len + 3); | |
| 2353 | |
| 2354 while ((c = *p++) != NUL) | |
| 2355 { | |
| 2356 if (c == Ctrl_V || c == '\n') | |
| 2357 { | |
| 2358 putc(Ctrl_V, fd); | |
| 2359 if (c == '\n') | |
| 2360 c = 'n'; | |
| 2361 } | |
| 2362 putc(c, fd); | |
| 2363 } | |
| 2364 putc('\n', fd); | |
| 2365 } | |
| 2366 #endif /* FEAT_VIMINFO */ | |
| 2367 | |
| 2368 /* | |
| 2369 * Implementation of ":fixdel", also used by get_stty(). | |
| 2370 * <BS> resulting <Del> | |
| 2371 * ^? ^H | |
| 2372 * not ^? ^? | |
| 2373 */ | |
| 2374 void | |
| 2375 do_fixdel(eap) | |
| 1876 | 2376 exarg_T *eap UNUSED; |
| 7 | 2377 { |
| 2378 char_u *p; | |
| 2379 | |
| 2380 p = find_termcode((char_u *)"kb"); | |
| 2381 add_termcode((char_u *)"kD", p != NULL | |
| 2382 && *p == DEL ? (char_u *)CTRL_H_STR : DEL_STR, FALSE); | |
| 2383 } | |
| 2384 | |
| 2385 void | |
| 169 | 2386 print_line_no_prefix(lnum, use_number, list) |
| 7 | 2387 linenr_T lnum; |
| 2388 int use_number; | |
| 169 | 2389 int list; |
| 7 | 2390 { |
| 13 | 2391 char_u numbuf[30]; |
| 7 | 2392 |
| 2393 if (curwin->w_p_nu || use_number) | |
| 2394 { | |
| 1872 | 2395 vim_snprintf((char *)numbuf, sizeof(numbuf), |
| 2396 "%*ld ", number_width(curwin), (long)lnum); | |
| 7 | 2397 msg_puts_attr(numbuf, hl_attr(HLF_N)); /* Highlight line nrs */ |
| 2398 } | |
| 169 | 2399 msg_prt_line(ml_get(lnum), list); |
| 7 | 2400 } |
| 2401 | |
| 2402 /* | |
| 2403 * Print a text line. Also in silent mode ("ex -s"). | |
| 2404 */ | |
| 2405 void | |
| 169 | 2406 print_line(lnum, use_number, list) |
| 7 | 2407 linenr_T lnum; |
| 2408 int use_number; | |
| 169 | 2409 int list; |
| 7 | 2410 { |
| 2411 int save_silent = silent_mode; | |
| 2412 | |
| 169 | 2413 msg_start(); |
| 7 | 2414 silent_mode = FALSE; |
| 169 | 2415 info_message = TRUE; /* use mch_msg(), not mch_errmsg() */ |
| 2416 print_line_no_prefix(lnum, use_number, list); | |
| 7 | 2417 if (save_silent) |
| 2418 { | |
| 2419 msg_putchar('\n'); | |
| 2420 cursor_on(); /* msg_start() switches it off */ | |
| 2421 out_flush(); | |
| 2422 silent_mode = save_silent; | |
| 1798 | 2423 } |
| 2424 info_message = FALSE; | |
| 7 | 2425 } |
| 2426 | |
| 2427 /* | |
| 2428 * ":file[!] [fname]". | |
| 2429 */ | |
| 2430 void | |
| 2431 ex_file(eap) | |
| 2432 exarg_T *eap; | |
| 2433 { | |
| 2434 char_u *fname, *sfname, *xfname; | |
| 2435 buf_T *buf; | |
| 2436 | |
| 14 | 2437 /* ":0file" removes the file name. Check for illegal uses ":3file", |
| 2438 * "0file name", etc. */ | |
| 2439 if (eap->addr_count > 0 | |
| 2440 && (*eap->arg != NUL | |
| 2441 || eap->line2 > 0 | |
| 2442 || eap->addr_count > 1)) | |
| 2443 { | |
| 2444 EMSG(_(e_invarg)); | |
| 2445 return; | |
| 2446 } | |
| 2447 | |
| 2448 if (*eap->arg != NUL || eap->addr_count == 1) | |
| 7 | 2449 { |
| 2450 #ifdef FEAT_AUTOCMD | |
| 2451 buf = curbuf; | |
| 2452 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf); | |
| 2453 /* buffer changed, don't change name now */ | |
| 2454 if (buf != curbuf) | |
| 2455 return; | |
| 2456 # ifdef FEAT_EVAL | |
| 2457 if (aborting()) /* autocmds may abort script processing */ | |
| 2458 return; | |
| 2459 # endif | |
| 2460 #endif | |
| 2461 /* | |
| 2462 * The name of the current buffer will be changed. | |
| 2463 * A new (unlisted) buffer entry needs to be made to hold the old file | |
| 2464 * name, which will become the alternate file name. | |
| 29 | 2465 * But don't set the alternate file name if the buffer didn't have a |
| 2466 * name. | |
| 7 | 2467 */ |
| 2468 fname = curbuf->b_ffname; | |
| 2469 sfname = curbuf->b_sfname; | |
| 2470 xfname = curbuf->b_fname; | |
| 2471 curbuf->b_ffname = NULL; | |
| 2472 curbuf->b_sfname = NULL; | |
| 2473 if (setfname(curbuf, eap->arg, NULL, TRUE) == FAIL) | |
| 2474 { | |
| 2475 curbuf->b_ffname = fname; | |
| 2476 curbuf->b_sfname = sfname; | |
| 2477 return; | |
| 2478 } | |
| 2479 curbuf->b_flags |= BF_NOTEDITED; | |
| 29 | 2480 if (xfname != NULL && *xfname != NUL) |
| 2481 { | |
| 2482 buf = buflist_new(fname, xfname, curwin->w_cursor.lnum, 0); | |
| 2483 if (buf != NULL && !cmdmod.keepalt) | |
| 2484 curwin->w_alt_fnum = buf->b_fnum; | |
| 2485 } | |
| 7 | 2486 vim_free(fname); |
| 2487 vim_free(sfname); | |
| 2488 #ifdef FEAT_AUTOCMD | |
| 2489 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf); | |
| 2490 #endif | |
| 961 | 2491 /* Change directories when the 'acd' option is set. */ |
| 2492 DO_AUTOCHDIR | |
| 7 | 2493 } |
| 2494 /* print full file name if :cd used */ | |
| 2495 fileinfo(FALSE, FALSE, eap->forceit); | |
| 2496 } | |
| 2497 | |
| 2498 /* | |
| 2499 * ":update". | |
| 2500 */ | |
| 2501 void | |
| 2502 ex_update(eap) | |
| 2503 exarg_T *eap; | |
| 2504 { | |
| 2505 if (curbufIsChanged()) | |
| 2506 (void)do_write(eap); | |
| 2507 } | |
| 2508 | |
| 2509 /* | |
| 2510 * ":write" and ":saveas". | |
| 2511 */ | |
| 2512 void | |
| 2513 ex_write(eap) | |
| 2514 exarg_T *eap; | |
| 2515 { | |
| 2516 if (eap->usefilter) /* input lines to shell command */ | |
| 2517 do_bang(1, eap, FALSE, TRUE, FALSE); | |
| 2518 else | |
| 2519 (void)do_write(eap); | |
| 2520 } | |
| 2521 | |
| 2522 /* | |
| 2523 * write current buffer to file 'eap->arg' | |
| 2524 * if 'eap->append' is TRUE, append to the file | |
| 2525 * | |
| 2526 * if *eap->arg == NUL write to current file | |
| 2527 * | |
| 2528 * return FAIL for failure, OK otherwise | |
| 2529 */ | |
| 2530 int | |
| 2531 do_write(eap) | |
| 2532 exarg_T *eap; | |
| 2533 { | |
| 2534 int other; | |
| 2535 char_u *fname = NULL; /* init to shut up gcc */ | |
| 2536 char_u *ffname; | |
| 2537 int retval = FAIL; | |
| 2538 char_u *free_fname = NULL; | |
| 2539 #ifdef FEAT_BROWSE | |
| 2540 char_u *browse_file = NULL; | |
| 2541 #endif | |
| 2542 buf_T *alt_buf = NULL; | |
| 2543 | |
| 2544 if (not_writing()) /* check 'write' option */ | |
| 2545 return FAIL; | |
| 2546 | |
| 2547 ffname = eap->arg; | |
| 2548 #ifdef FEAT_BROWSE | |
| 2549 if (cmdmod.browse) | |
| 2550 { | |
| 29 | 2551 browse_file = do_browse(BROWSE_SAVE, (char_u *)_("Save As"), ffname, |
| 7 | 2552 NULL, NULL, NULL, curbuf); |
| 2553 if (browse_file == NULL) | |
| 2554 goto theend; | |
| 2555 ffname = browse_file; | |
| 2556 } | |
| 2557 #endif | |
| 2558 if (*ffname == NUL) | |
| 2559 { | |
| 2560 if (eap->cmdidx == CMD_saveas) | |
| 2561 { | |
| 2562 EMSG(_(e_argreq)); | |
| 2563 goto theend; | |
| 2564 } | |
| 2565 other = FALSE; | |
| 2566 } | |
| 2567 else | |
| 2568 { | |
| 2569 fname = ffname; | |
| 2570 free_fname = fix_fname(ffname); | |
| 2571 /* | |
| 2572 * When out-of-memory, keep unexpanded file name, because we MUST be | |
| 2573 * able to write the file in this situation. | |
| 2574 */ | |
| 2575 if (free_fname != NULL) | |
| 2576 ffname = free_fname; | |
| 2577 other = otherfile(ffname); | |
| 2578 } | |
| 2579 | |
| 2580 /* | |
| 2581 * If we have a new file, put its name in the list of alternate file names. | |
| 2582 */ | |
| 2583 if (other) | |
| 2584 { | |
| 2585 if (vim_strchr(p_cpo, CPO_ALTWRITE) != NULL | |
| 2586 || eap->cmdidx == CMD_saveas) | |
| 2587 alt_buf = setaltfname(ffname, fname, (linenr_T)1); | |
| 2588 else | |
| 2589 alt_buf = buflist_findname(ffname); | |
| 2590 if (alt_buf != NULL && alt_buf->b_ml.ml_mfp != NULL) | |
| 2591 { | |
| 2592 /* Overwriting a file that is loaded in another buffer is not a | |
| 2593 * good idea. */ | |
| 315 | 2594 EMSG(_(e_bufloaded)); |
| 7 | 2595 goto theend; |
| 2596 } | |
| 2597 } | |
| 2598 | |
| 2599 /* | |
| 2600 * Writing to the current file is not allowed in readonly mode | |
| 2601 * and a file name is required. | |
| 2602 * "nofile" and "nowrite" buffers cannot be written implicitly either. | |
| 2603 */ | |
| 2604 if (!other && ( | |
| 2605 #ifdef FEAT_QUICKFIX | |
| 2606 bt_dontwrite_msg(curbuf) || | |
| 2607 #endif | |
| 2608 check_fname() == FAIL || check_readonly(&eap->forceit, curbuf))) | |
| 2609 goto theend; | |
| 2610 | |
| 2611 if (!other) | |
| 2612 { | |
| 2613 ffname = curbuf->b_ffname; | |
| 2614 fname = curbuf->b_fname; | |
| 2615 /* | |
| 2616 * Not writing the whole file is only allowed with '!'. | |
| 2617 */ | |
| 2618 if ( (eap->line1 != 1 | |
| 2619 || eap->line2 != curbuf->b_ml.ml_line_count) | |
| 2620 && !eap->forceit | |
| 2621 && !eap->append | |
| 2622 && !p_wa) | |
| 2623 { | |
| 2624 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 2625 if (p_confirm || cmdmod.confirm) | |
| 2626 { | |
| 2627 if (vim_dialog_yesno(VIM_QUESTION, NULL, | |
| 2628 (char_u *)_("Write partial file?"), 2) != VIM_YES) | |
| 2629 goto theend; | |
| 2630 eap->forceit = TRUE; | |
| 2631 } | |
| 2632 else | |
| 2633 #endif | |
| 2634 { | |
| 2635 EMSG(_("E140: Use ! to write partial buffer")); | |
| 2636 goto theend; | |
| 2637 } | |
| 2638 } | |
| 2639 } | |
| 2640 | |
| 2641 if (check_overwrite(eap, curbuf, fname, ffname, other) == OK) | |
| 2642 { | |
| 2643 if (eap->cmdidx == CMD_saveas && alt_buf != NULL) | |
| 2644 { | |
| 2645 #ifdef FEAT_AUTOCMD | |
| 2646 buf_T *was_curbuf = curbuf; | |
| 2647 | |
| 2648 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, curbuf); | |
| 21 | 2649 apply_autocmds(EVENT_BUFFILEPRE, NULL, NULL, FALSE, alt_buf); |
| 7 | 2650 # ifdef FEAT_EVAL |
| 2651 if (curbuf != was_curbuf || aborting()) | |
| 2652 # else | |
| 2653 if (curbuf != was_curbuf) | |
| 2654 # endif | |
| 2655 { | |
| 2656 /* buffer changed, don't change name now */ | |
| 2657 retval = FAIL; | |
| 2658 goto theend; | |
| 2659 } | |
| 2660 #endif | |
| 2661 /* Exchange the file names for the current and the alternate | |
| 2662 * buffer. This makes it look like we are now editing the buffer | |
| 2663 * under the new name. Must be done before buf_write(), because | |
| 2664 * if there is no file name and 'cpo' contains 'F', it will set | |
| 2665 * the file name. */ | |
| 2666 fname = alt_buf->b_fname; | |
| 2667 alt_buf->b_fname = curbuf->b_fname; | |
| 2668 curbuf->b_fname = fname; | |
| 2669 fname = alt_buf->b_ffname; | |
| 2670 alt_buf->b_ffname = curbuf->b_ffname; | |
| 2671 curbuf->b_ffname = fname; | |
| 2672 fname = alt_buf->b_sfname; | |
| 2673 alt_buf->b_sfname = curbuf->b_sfname; | |
| 2674 curbuf->b_sfname = fname; | |
| 2675 buf_name_changed(curbuf); | |
| 2676 #ifdef FEAT_AUTOCMD | |
| 2677 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, curbuf); | |
| 21 | 2678 apply_autocmds(EVENT_BUFFILEPOST, NULL, NULL, FALSE, alt_buf); |
| 7 | 2679 if (!alt_buf->b_p_bl) |
| 2680 { | |
| 2681 alt_buf->b_p_bl = TRUE; | |
| 2682 apply_autocmds(EVENT_BUFADD, NULL, NULL, FALSE, alt_buf); | |
| 2683 } | |
| 2684 # ifdef FEAT_EVAL | |
| 2685 if (curbuf != was_curbuf || aborting()) | |
| 2686 # else | |
| 2687 if (curbuf != was_curbuf) | |
| 2688 # endif | |
| 2689 { | |
| 2690 /* buffer changed, don't write the file */ | |
| 2691 retval = FAIL; | |
| 2692 goto theend; | |
| 2693 } | |
| 634 | 2694 |
| 2695 /* If 'filetype' was empty try detecting it now. */ | |
| 2696 if (*curbuf->b_p_ft == NUL) | |
| 2697 { | |
| 819 | 2698 if (au_has_group((char_u *)"filetypedetect")) |
| 2699 (void)do_doautocmd((char_u *)"filetypedetect BufRead", | |
| 2700 TRUE); | |
| 717 | 2701 do_modelines(0); |
| 634 | 2702 } |
| 7 | 2703 #endif |
| 2704 } | |
| 2705 | |
| 2706 retval = buf_write(curbuf, ffname, fname, eap->line1, eap->line2, | |
| 2707 eap, eap->append, eap->forceit, TRUE, FALSE); | |
| 634 | 2708 |
| 819 | 2709 /* After ":saveas fname" reset 'readonly'. */ |
| 961 | 2710 if (eap->cmdidx == CMD_saveas) |
| 2711 { | |
| 2712 if (retval == OK) | |
| 1806 | 2713 { |
| 961 | 2714 curbuf->b_p_ro = FALSE; |
| 1806 | 2715 #ifdef FEAT_WINDOWS |
| 2716 redraw_tabline = TRUE; | |
| 2717 #endif | |
| 2718 } | |
| 961 | 2719 /* Change directories when the 'acd' option is set. */ |
| 2720 DO_AUTOCHDIR | |
| 2721 } | |
| 7 | 2722 } |
| 2723 | |
| 2724 theend: | |
| 2725 #ifdef FEAT_BROWSE | |
| 2726 vim_free(browse_file); | |
| 2727 #endif | |
| 2728 vim_free(free_fname); | |
| 2729 return retval; | |
| 2730 } | |
| 2731 | |
| 2732 /* | |
| 2733 * Check if it is allowed to overwrite a file. If b_flags has BF_NOTEDITED, | |
| 2734 * BF_NEW or BF_READERR, check for overwriting current file. | |
| 2735 * May set eap->forceit if a dialog says it's OK to overwrite. | |
| 2736 * Return OK if it's OK, FAIL if it is not. | |
| 2737 */ | |
| 2738 static int | |
| 2739 check_overwrite(eap, buf, fname, ffname, other) | |
| 2740 exarg_T *eap; | |
| 2741 buf_T *buf; | |
| 2742 char_u *fname; /* file name to be used (can differ from | |
| 2743 buf->ffname) */ | |
| 2744 char_u *ffname; /* full path version of fname */ | |
| 2745 int other; /* writing under other name */ | |
| 2746 { | |
| 2747 /* | |
| 2748 * write to other file or b_flags set or not writing the whole file: | |
| 2749 * overwriting only allowed with '!' | |
| 2750 */ | |
| 2751 if ( (other | |
| 2752 || (buf->b_flags & BF_NOTEDITED) | |
| 2753 || ((buf->b_flags & BF_NEW) | |
| 2754 && vim_strchr(p_cpo, CPO_OVERNEW) == NULL) | |
| 2755 || (buf->b_flags & BF_READERR)) | |
| 2756 && !p_wa | |
| 1457 | 2757 #ifdef FEAT_QUICKFIX |
| 2758 && !bt_nofile(buf) | |
| 2759 #endif | |
| 7 | 2760 && vim_fexists(ffname)) |
| 2761 { | |
| 460 | 2762 if (!eap->forceit && !eap->append) |
| 7 | 2763 { |
| 460 | 2764 #ifdef UNIX |
| 637 | 2765 /* with UNIX it is possible to open a directory */ |
| 460 | 2766 if (mch_isdir(ffname)) |
| 2767 { | |
| 2768 EMSG2(_(e_isadir2), ffname); | |
| 2769 return FAIL; | |
| 2770 } | |
| 7 | 2771 #endif |
| 2772 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 460 | 2773 if (p_confirm || cmdmod.confirm) |
| 2774 { | |
| 2775 char_u buff[IOSIZE]; | |
| 2776 | |
| 2777 dialog_msg(buff, _("Overwrite existing file \"%s\"?"), fname); | |
| 2778 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) != VIM_YES) | |
| 2779 return FAIL; | |
| 2780 eap->forceit = TRUE; | |
| 2781 } | |
| 2782 else | |
| 2783 #endif | |
| 2784 { | |
| 2785 EMSG(_(e_exists)); | |
| 7 | 2786 return FAIL; |
| 460 | 2787 } |
| 7 | 2788 } |
| 460 | 2789 |
| 2790 /* For ":w! filename" check that no swap file exists for "filename". */ | |
| 2791 if (other && !emsg_silent) | |
| 7 | 2792 { |
| 460 | 2793 char_u dir[MAXPATHL]; |
| 2794 char_u *p; | |
| 2795 int r; | |
| 2796 char_u *swapname; | |
| 2797 | |
| 2798 /* We only try the first entry in 'directory', without checking if | |
| 2799 * it's writable. If the "." directory is not writable the write | |
| 2800 * will probably fail anyway. | |
| 2801 * Use 'shortname' of the current buffer, since there is no buffer | |
| 2802 * for the written file. */ | |
| 2803 if (*p_dir == NUL) | |
| 2804 STRCPY(dir, "."); | |
| 2805 else | |
| 2806 { | |
| 2807 p = p_dir; | |
| 2808 copy_option_part(&p, dir, MAXPATHL, ","); | |
| 2809 } | |
| 2810 swapname = makeswapname(fname, ffname, curbuf, dir); | |
| 2811 r = vim_fexists(swapname); | |
| 2812 if (r) | |
| 2813 { | |
| 2814 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 2815 if (p_confirm || cmdmod.confirm) | |
| 2816 { | |
| 2817 char_u buff[IOSIZE]; | |
| 2818 | |
| 2819 dialog_msg(buff, | |
| 2820 _("Swap file \"%s\" exists, overwrite anyway?"), | |
| 2821 swapname); | |
| 2822 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) | |
| 2823 != VIM_YES) | |
| 819 | 2824 { |
| 2825 vim_free(swapname); | |
| 460 | 2826 return FAIL; |
| 819 | 2827 } |
| 460 | 2828 eap->forceit = TRUE; |
| 2829 } | |
| 2830 else | |
| 2831 #endif | |
| 2832 { | |
| 2833 EMSG2(_("E768: Swap file exists: %s (:silent! overrides)"), | |
| 2834 swapname); | |
| 819 | 2835 vim_free(swapname); |
| 460 | 2836 return FAIL; |
| 2837 } | |
| 2838 } | |
| 819 | 2839 vim_free(swapname); |
| 7 | 2840 } |
| 2841 } | |
| 2842 return OK; | |
| 2843 } | |
| 2844 | |
| 2845 /* | |
| 2846 * Handle ":wnext", ":wNext" and ":wprevious" commands. | |
| 2847 */ | |
| 2848 void | |
| 2849 ex_wnext(eap) | |
| 2850 exarg_T *eap; | |
| 2851 { | |
| 2852 int i; | |
| 2853 | |
| 2854 if (eap->cmd[1] == 'n') | |
| 2855 i = curwin->w_arg_idx + (int)eap->line2; | |
| 2856 else | |
| 2857 i = curwin->w_arg_idx - (int)eap->line2; | |
| 2858 eap->line1 = 1; | |
| 2859 eap->line2 = curbuf->b_ml.ml_line_count; | |
| 2860 if (do_write(eap) != FAIL) | |
| 2861 do_argfile(eap, i); | |
| 2862 } | |
| 2863 | |
| 2864 /* | |
| 2865 * ":wall", ":wqall" and ":xall": Write all changed files (and exit). | |
| 2866 */ | |
| 2867 void | |
| 2868 do_wqall(eap) | |
| 2869 exarg_T *eap; | |
| 2870 { | |
| 2871 buf_T *buf; | |
| 2872 int error = 0; | |
| 2873 int save_forceit = eap->forceit; | |
| 2874 | |
| 2875 if (eap->cmdidx == CMD_xall || eap->cmdidx == CMD_wqall) | |
| 2876 exiting = TRUE; | |
| 2877 | |
| 2878 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 2879 { | |
| 2880 if (bufIsChanged(buf)) | |
| 2881 { | |
| 2882 /* | |
| 2883 * Check if there is a reason the buffer cannot be written: | |
| 2884 * 1. if the 'write' option is set | |
| 2885 * 2. if there is no file name (even after browsing) | |
| 2886 * 3. if the 'readonly' is set (even after a dialog) | |
| 2887 * 4. if overwriting is allowed (even after a dialog) | |
| 2888 */ | |
| 2889 if (not_writing()) | |
| 2890 { | |
| 2891 ++error; | |
| 2892 break; | |
| 2893 } | |
| 2894 #ifdef FEAT_BROWSE | |
| 2895 /* ":browse wall": ask for file name if there isn't one */ | |
| 2896 if (buf->b_ffname == NULL && cmdmod.browse) | |
| 2897 browse_save_fname(buf); | |
| 2898 #endif | |
| 2899 if (buf->b_ffname == NULL) | |
| 2900 { | |
| 2901 EMSGN(_("E141: No file name for buffer %ld"), (long)buf->b_fnum); | |
| 2902 ++error; | |
| 2903 } | |
| 2904 else if (check_readonly(&eap->forceit, buf) | |
| 2905 || check_overwrite(eap, buf, buf->b_fname, buf->b_ffname, | |
| 2906 FALSE) == FAIL) | |
| 2907 { | |
| 2908 ++error; | |
| 2909 } | |
| 2910 else | |
| 2911 { | |
| 2912 if (buf_write_all(buf, eap->forceit) == FAIL) | |
| 2913 ++error; | |
| 2914 #ifdef FEAT_AUTOCMD | |
| 2915 /* an autocommand may have deleted the buffer */ | |
| 2916 if (!buf_valid(buf)) | |
| 2917 buf = firstbuf; | |
| 2918 #endif | |
| 2919 } | |
| 2920 eap->forceit = save_forceit; /* check_overwrite() may set it */ | |
| 2921 } | |
| 2922 } | |
| 2923 if (exiting) | |
| 2924 { | |
| 2925 if (!error) | |
| 2926 getout(0); /* exit Vim */ | |
| 2927 not_exiting(); | |
| 2928 } | |
| 2929 } | |
| 2930 | |
| 2931 /* | |
| 2932 * Check the 'write' option. | |
| 2933 * Return TRUE and give a message when it's not st. | |
| 2934 */ | |
| 2935 int | |
| 2936 not_writing() | |
| 2937 { | |
| 2938 if (p_write) | |
| 2939 return FALSE; | |
| 2940 EMSG(_("E142: File not written: Writing is disabled by 'write' option")); | |
| 2941 return TRUE; | |
| 2942 } | |
| 2943 | |
| 2944 /* | |
| 1303 | 2945 * Check if a buffer is read-only (either 'readonly' option is set or file is |
| 2946 * read-only). Ask for overruling in a dialog. Return TRUE and give an error | |
| 2947 * message when the buffer is readonly. | |
| 7 | 2948 */ |
| 2949 static int | |
| 2950 check_readonly(forceit, buf) | |
| 2951 int *forceit; | |
| 2952 buf_T *buf; | |
| 2953 { | |
| 1303 | 2954 struct stat st; |
| 2955 | |
| 2956 /* Handle a file being readonly when the 'readonly' option is set or when | |
| 2957 * the file exists and permissions are read-only. | |
| 2958 * We will send 0777 to check_file_readonly(), as the "perm" variable is | |
| 2959 * important for device checks but not here. */ | |
| 2960 if (!*forceit && (buf->b_p_ro | |
| 2961 || (mch_stat((char *)buf->b_ffname, &st) >= 0 | |
| 2962 && check_file_readonly(buf->b_ffname, 0777)))) | |
| 7 | 2963 { |
| 2964 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 2965 if ((p_confirm || cmdmod.confirm) && buf->b_fname != NULL) | |
| 2966 { | |
| 2967 char_u buff[IOSIZE]; | |
| 2968 | |
| 1303 | 2969 if (buf->b_p_ro) |
| 2970 dialog_msg(buff, _("'readonly' option is set for \"%s\".\nDo you wish to write anyway?"), | |
| 2971 buf->b_fname); | |
| 2972 else | |
| 2973 dialog_msg(buff, _("File permissions of \"%s\" are read-only.\nIt may still be possible to write it.\nDo you wish to try?"), | |
| 7 | 2974 buf->b_fname); |
| 2975 | |
| 2976 if (vim_dialog_yesno(VIM_QUESTION, NULL, buff, 2) == VIM_YES) | |
| 2977 { | |
| 2978 /* Set forceit, to force the writing of a readonly file */ | |
| 2979 *forceit = TRUE; | |
| 2980 return FALSE; | |
| 2981 } | |
| 2982 else | |
| 2983 return TRUE; | |
| 2984 } | |
| 2985 else | |
| 2986 #endif | |
| 1303 | 2987 if (buf->b_p_ro) |
| 7 | 2988 EMSG(_(e_readonly)); |
| 1303 | 2989 else |
| 2990 EMSG2(_("E505: \"%s\" is read-only (add ! to override)"), | |
| 2991 buf->b_fname); | |
| 7 | 2992 return TRUE; |
| 2993 } | |
| 1303 | 2994 |
| 7 | 2995 return FALSE; |
| 2996 } | |
| 2997 | |
| 2998 /* | |
| 632 | 2999 * Try to abandon current file and edit a new or existing file. |
| 3000 * 'fnum' is the number of the file, if zero use ffname/sfname. | |
| 7 | 3001 * |
| 632 | 3002 * Return 1 for "normal" error, 2 for "not written" error, 0 for success |
| 1370 | 3003 * -1 for successfully opening another file. |
| 7 | 3004 * 'lnum' is the line number for the cursor in the new file (if non-zero). |
| 3005 */ | |
| 3006 int | |
| 3007 getfile(fnum, ffname, sfname, setpm, lnum, forceit) | |
| 3008 int fnum; | |
| 3009 char_u *ffname; | |
| 3010 char_u *sfname; | |
| 3011 int setpm; | |
| 3012 linenr_T lnum; | |
| 3013 int forceit; | |
| 3014 { | |
| 3015 int other; | |
| 3016 int retval; | |
| 3017 char_u *free_me = NULL; | |
| 3018 | |
| 634 | 3019 if (text_locked()) |
| 7 | 3020 return 1; |
| 819 | 3021 #ifdef FEAT_AUTOCMD |
| 3022 if (curbuf_locked()) | |
| 3023 return 1; | |
| 3024 #endif | |
| 7 | 3025 |
| 3026 if (fnum == 0) | |
| 3027 { | |
| 3028 /* make ffname full path, set sfname */ | |
| 3029 fname_expand(curbuf, &ffname, &sfname); | |
| 3030 other = otherfile(ffname); | |
| 3031 free_me = ffname; /* has been allocated, free() later */ | |
| 3032 } | |
| 3033 else | |
| 3034 other = (fnum != curbuf->b_fnum); | |
| 3035 | |
| 3036 if (other) | |
| 3037 ++no_wait_return; /* don't wait for autowrite message */ | |
| 3038 if (other && !forceit && curbuf->b_nwindows == 1 && !P_HID(curbuf) | |
| 3039 && curbufIsChanged() && autowrite(curbuf, forceit) == FAIL) | |
| 3040 { | |
| 3041 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 3042 if (p_confirm && p_write) | |
| 3043 dialog_changed(curbuf, FALSE); | |
| 3044 if (curbufIsChanged()) | |
| 3045 #endif | |
| 3046 { | |
| 3047 if (other) | |
| 3048 --no_wait_return; | |
| 3049 EMSG(_(e_nowrtmsg)); | |
| 3050 retval = 2; /* file has been changed */ | |
| 3051 goto theend; | |
| 3052 } | |
| 3053 } | |
| 3054 if (other) | |
| 3055 --no_wait_return; | |
| 3056 if (setpm) | |
| 3057 setpcmark(); | |
| 3058 if (!other) | |
| 3059 { | |
| 3060 if (lnum != 0) | |
| 3061 curwin->w_cursor.lnum = lnum; | |
| 3062 check_cursor_lnum(); | |
| 3063 beginline(BL_SOL | BL_FIX); | |
| 3064 retval = 0; /* it's in the same file */ | |
| 3065 } | |
| 3066 else if (do_ecmd(fnum, ffname, sfname, NULL, lnum, | |
| 1743 | 3067 (P_HID(curbuf) ? ECMD_HIDE : 0) + (forceit ? ECMD_FORCEIT : 0), |
| 3068 curwin) == OK) | |
| 7 | 3069 retval = -1; /* opened another file */ |
| 3070 else | |
| 3071 retval = 1; /* error encountered */ | |
| 3072 | |
| 3073 theend: | |
| 3074 vim_free(free_me); | |
| 3075 return retval; | |
| 3076 } | |
| 3077 | |
| 3078 /* | |
| 3079 * start editing a new file | |
| 3080 * | |
| 3081 * fnum: file number; if zero use ffname/sfname | |
| 3082 * ffname: the file name | |
| 3083 * - full path if sfname used, | |
| 3084 * - any file name if sfname is NULL | |
| 3085 * - empty string to re-edit with the same file name (but may be | |
| 3086 * in a different directory) | |
| 3087 * - NULL to start an empty buffer | |
| 3088 * sfname: the short file name (or NULL) | |
| 3089 * eap: contains the command to be executed after loading the file and | |
| 3090 * forced 'ff' and 'fenc' | |
| 3091 * newlnum: if > 0: put cursor on this line number (if possible) | |
| 3092 * if ECMD_LASTL: use last position in loaded file | |
| 3093 * if ECMD_LAST: use last position in all files | |
| 3094 * if ECMD_ONE: use first line | |
| 3095 * flags: | |
| 3096 * ECMD_HIDE: if TRUE don't free the current buffer | |
| 3097 * ECMD_SET_HELP: set b_help flag of (new) buffer before opening file | |
| 3098 * ECMD_OLDBUF: use existing buffer if it exists | |
| 3099 * ECMD_FORCEIT: ! used for Ex command | |
| 3100 * ECMD_ADDBUF: don't edit, just add to buffer list | |
| 1743 | 3101 * oldwin: Should be "curwin" when editing a new buffer in the current |
| 3102 * window, NULL when splitting the window first. When not NULL info | |
| 3103 * of the previous buffer for "oldwin" is stored. | |
| 7 | 3104 * |
| 3105 * return FAIL for failure, OK otherwise | |
| 3106 */ | |
| 3107 int | |
| 1743 | 3108 do_ecmd(fnum, ffname, sfname, eap, newlnum, flags, oldwin) |
| 7 | 3109 int fnum; |
| 3110 char_u *ffname; | |
| 3111 char_u *sfname; | |
| 3112 exarg_T *eap; /* can be NULL! */ | |
| 3113 linenr_T newlnum; | |
| 3114 int flags; | |
| 1743 | 3115 win_T *oldwin; |
| 7 | 3116 { |
| 3117 int other_file; /* TRUE if editing another file */ | |
| 3118 int oldbuf; /* TRUE if using existing buffer */ | |
| 3119 #ifdef FEAT_AUTOCMD | |
| 3120 int auto_buf = FALSE; /* TRUE if autocommands brought us | |
| 3121 into the buffer unexpectedly */ | |
| 3122 char_u *new_name = NULL; | |
| 716 | 3123 int did_set_swapcommand = FALSE; |
| 7 | 3124 #endif |
| 3125 buf_T *buf; | |
| 3126 #if defined(FEAT_AUTOCMD) || defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
| 3127 buf_T *old_curbuf = curbuf; | |
| 3128 #endif | |
| 3129 char_u *free_fname = NULL; | |
| 3130 #ifdef FEAT_BROWSE | |
| 3131 char_u *browse_file = NULL; | |
| 3132 #endif | |
| 3133 int retval = FAIL; | |
| 3134 long n; | |
| 3135 linenr_T lnum; | |
| 3136 linenr_T topline = 0; | |
| 3137 int newcol = -1; | |
| 3138 int solcol = -1; | |
| 3139 pos_T *pos; | |
| 3140 #ifdef FEAT_SUN_WORKSHOP | |
| 3141 char_u *cp; | |
| 3142 #endif | |
| 3143 char_u *command = NULL; | |
| 1185 | 3144 #ifdef FEAT_SPELL |
| 3145 int did_get_winopts = FALSE; | |
| 3146 #endif | |
| 7 | 3147 |
| 3148 if (eap != NULL) | |
| 3149 command = eap->do_ecmd_cmd; | |
| 3150 | |
| 3151 if (fnum != 0) | |
| 3152 { | |
| 3153 if (fnum == curbuf->b_fnum) /* file is already being edited */ | |
| 3154 return OK; /* nothing to do */ | |
| 3155 other_file = TRUE; | |
| 3156 } | |
| 3157 else | |
| 3158 { | |
| 3159 #ifdef FEAT_BROWSE | |
| 3160 if (cmdmod.browse) | |
| 3161 { | |
| 1683 | 3162 # ifdef FEAT_AUTOCMD |
| 462 | 3163 if ( |
| 1683 | 3164 # ifdef FEAT_GUI |
| 462 | 3165 !gui.in_use && |
| 1683 | 3166 # endif |
| 462 | 3167 au_has_group((char_u *)"FileExplorer")) |
| 3168 { | |
| 3169 /* No browsing supported but we do have the file explorer: | |
| 3170 * Edit the directory. */ | |
| 3171 if (ffname == NULL || !mch_isdir(ffname)) | |
| 3172 ffname = (char_u *)"."; | |
| 3173 } | |
| 3174 else | |
| 1683 | 3175 # endif |
| 462 | 3176 { |
| 3177 browse_file = do_browse(0, (char_u *)_("Edit File"), ffname, | |
| 7 | 3178 NULL, NULL, NULL, curbuf); |
| 462 | 3179 if (browse_file == NULL) |
| 3180 goto theend; | |
| 3181 ffname = browse_file; | |
| 3182 } | |
| 7 | 3183 } |
| 3184 #endif | |
| 3185 /* if no short name given, use ffname for short name */ | |
| 3186 if (sfname == NULL) | |
| 3187 sfname = ffname; | |
| 3188 #ifdef USE_FNAME_CASE | |
| 3189 # ifdef USE_LONG_FNAME | |
| 3190 if (USE_LONG_FNAME) | |
| 3191 # endif | |
| 436 | 3192 if (sfname != NULL) |
| 3193 fname_case(sfname, 0); /* set correct case for sfname */ | |
| 7 | 3194 #endif |
| 3195 | |
| 3196 #ifdef FEAT_LISTCMDS | |
| 3197 if ((flags & ECMD_ADDBUF) && (ffname == NULL || *ffname == NUL)) | |
| 3198 goto theend; | |
| 3199 #endif | |
| 3200 | |
| 3201 if (ffname == NULL) | |
| 3202 other_file = TRUE; | |
| 3203 /* there is no file name */ | |
| 3204 else if (*ffname == NUL && curbuf->b_ffname == NULL) | |
| 3205 other_file = FALSE; | |
| 3206 else | |
| 3207 { | |
| 3208 if (*ffname == NUL) /* re-edit with same file name */ | |
| 3209 { | |
| 3210 ffname = curbuf->b_ffname; | |
| 3211 sfname = curbuf->b_fname; | |
| 3212 } | |
| 3213 free_fname = fix_fname(ffname); /* may expand to full path name */ | |
| 3214 if (free_fname != NULL) | |
| 3215 ffname = free_fname; | |
| 3216 other_file = otherfile(ffname); | |
| 3217 #ifdef FEAT_SUN_WORKSHOP | |
| 3218 if (usingSunWorkShop && p_acd | |
| 3219 && (cp = vim_strrchr(sfname, '/')) != NULL) | |
| 3220 sfname = ++cp; | |
| 3221 #endif | |
| 3222 } | |
| 3223 } | |
| 3224 | |
| 3225 /* | |
| 3226 * if the file was changed we may not be allowed to abandon it | |
| 3227 * - if we are going to re-edit the same file | |
| 3228 * - or if we are the only window on this file and if ECMD_HIDE is FALSE | |
| 3229 */ | |
| 3230 if ( ((!other_file && !(flags & ECMD_OLDBUF)) | |
| 3231 || (curbuf->b_nwindows == 1 | |
| 3232 && !(flags & (ECMD_HIDE | ECMD_ADDBUF)))) | |
| 3233 && check_changed(curbuf, p_awa, !other_file, | |
| 3234 (flags & ECMD_FORCEIT), FALSE)) | |
| 3235 { | |
| 3236 if (fnum == 0 && other_file && ffname != NULL) | |
| 3237 (void)setaltfname(ffname, sfname, newlnum < 0 ? 0 : newlnum); | |
| 3238 goto theend; | |
| 3239 } | |
| 3240 | |
| 3241 #ifdef FEAT_VISUAL | |
| 3242 /* | |
| 3243 * End Visual mode before switching to another buffer, so the text can be | |
| 3244 * copied into the GUI selection buffer. | |
| 3245 */ | |
| 3246 reset_VIsual(); | |
| 3247 #endif | |
| 3248 | |
| 716 | 3249 #ifdef FEAT_AUTOCMD |
| 3250 if ((command != NULL || newlnum > (linenr_T)0) | |
| 3251 && *get_vim_var_str(VV_SWAPCOMMAND) == NUL) | |
| 3252 { | |
| 3253 int len; | |
| 3254 char_u *p; | |
| 3255 | |
| 3256 /* Set v:swapcommand for the SwapExists autocommands. */ | |
| 3257 if (command != NULL) | |
| 835 | 3258 len = (int)STRLEN(command) + 3; |
| 716 | 3259 else |
| 3260 len = 30; | |
| 3261 p = alloc((unsigned)len); | |
| 3262 if (p != NULL) | |
| 3263 { | |
| 3264 if (command != NULL) | |
| 3265 vim_snprintf((char *)p, len, ":%s\r", command); | |
| 3266 else | |
| 3267 vim_snprintf((char *)p, len, "%ldG", (long)newlnum); | |
| 3268 set_vim_var_string(VV_SWAPCOMMAND, p, -1); | |
| 3269 did_set_swapcommand = TRUE; | |
| 3270 vim_free(p); | |
| 3271 } | |
| 3272 } | |
| 3273 #endif | |
| 3274 | |
| 7 | 3275 /* |
| 3276 * If we are starting to edit another file, open a (new) buffer. | |
| 3277 * Otherwise we re-use the current buffer. | |
| 3278 */ | |
| 3279 if (other_file) | |
| 3280 { | |
| 3281 #ifdef FEAT_LISTCMDS | |
| 3282 if (!(flags & ECMD_ADDBUF)) | |
| 3283 #endif | |
| 3284 { | |
| 22 | 3285 if (!cmdmod.keepalt) |
| 3286 curwin->w_alt_fnum = curbuf->b_fnum; | |
| 1743 | 3287 if (oldwin != NULL) |
| 3288 buflist_altfpos(oldwin); | |
| 7 | 3289 } |
| 3290 | |
| 3291 if (fnum) | |
| 3292 buf = buflist_findnr(fnum); | |
| 3293 else | |
| 3294 { | |
| 3295 #ifdef FEAT_LISTCMDS | |
| 3296 if (flags & ECMD_ADDBUF) | |
| 3297 { | |
| 3298 linenr_T tlnum = 1L; | |
| 3299 | |
| 3300 if (command != NULL) | |
| 3301 { | |
| 3302 tlnum = atol((char *)command); | |
| 3303 if (tlnum <= 0) | |
| 3304 tlnum = 1L; | |
| 3305 } | |
| 3306 (void)buflist_new(ffname, sfname, tlnum, BLN_LISTED); | |
| 3307 goto theend; | |
| 3308 } | |
| 3309 #endif | |
| 3310 buf = buflist_new(ffname, sfname, 0L, | |
| 3311 BLN_CURBUF | ((flags & ECMD_SET_HELP) ? 0 : BLN_LISTED)); | |
| 3312 } | |
| 3313 if (buf == NULL) | |
| 3314 goto theend; | |
| 3315 if (buf->b_ml.ml_mfp == NULL) /* no memfile yet */ | |
| 3316 { | |
| 3317 oldbuf = FALSE; | |
| 3318 buf->b_nwindows = 0; | |
| 3319 } | |
| 3320 else /* existing memfile */ | |
| 3321 { | |
| 3322 oldbuf = TRUE; | |
| 3323 (void)buf_check_timestamp(buf, FALSE); | |
| 3324 /* Check if autocommands made buffer invalid or changed the current | |
| 3325 * buffer. */ | |
| 3326 if (!buf_valid(buf) | |
| 3327 #ifdef FEAT_AUTOCMD | |
| 3328 || curbuf != old_curbuf | |
| 3329 #endif | |
| 3330 ) | |
| 3331 goto theend; | |
| 3332 #ifdef FEAT_EVAL | |
| 3333 if (aborting()) /* autocmds may abort script processing */ | |
| 3334 goto theend; | |
| 3335 #endif | |
| 3336 } | |
| 3337 | |
| 3338 /* May jump to last used line number for a loaded buffer or when asked | |
| 3339 * for explicitly */ | |
| 3340 if ((oldbuf && newlnum == ECMD_LASTL) || newlnum == ECMD_LAST) | |
| 3341 { | |
| 3342 pos = buflist_findfpos(buf); | |
| 3343 newlnum = pos->lnum; | |
| 3344 solcol = pos->col; | |
| 3345 } | |
| 3346 | |
| 3347 /* | |
| 3348 * Make the (new) buffer the one used by the current window. | |
| 3349 * If the old buffer becomes unused, free it if ECMD_HIDE is FALSE. | |
| 3350 * If the current buffer was empty and has no file name, curbuf | |
| 3351 * is returned by buflist_new(). | |
| 3352 */ | |
| 3353 if (buf != curbuf) | |
| 3354 { | |
| 3355 #ifdef FEAT_AUTOCMD | |
| 3356 /* | |
| 3357 * Be careful: The autocommands may delete any buffer and change | |
| 3358 * the current buffer. | |
| 3359 * - If the buffer we are going to edit is deleted, give up. | |
| 3360 * - If the current buffer is deleted, prefer to load the new | |
| 3361 * buffer when loading a buffer is required. This avoids | |
| 3362 * loading another buffer which then must be closed again. | |
| 3363 * - If we ended up in the new buffer already, need to skip a few | |
| 3364 * things, set auto_buf. | |
| 3365 */ | |
| 3366 if (buf->b_fname != NULL) | |
| 3367 new_name = vim_strsave(buf->b_fname); | |
| 3368 au_new_curbuf = buf; | |
| 3369 apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf); | |
| 3370 if (!buf_valid(buf)) /* new buffer has been deleted */ | |
| 3371 { | |
| 3372 delbuf_msg(new_name); /* frees new_name */ | |
| 3373 goto theend; | |
| 3374 } | |
| 3375 # ifdef FEAT_EVAL | |
| 3376 if (aborting()) /* autocmds may abort script processing */ | |
| 3377 { | |
| 3378 vim_free(new_name); | |
| 3379 goto theend; | |
| 3380 } | |
| 3381 # endif | |
| 3382 if (buf == curbuf) /* already in new buffer */ | |
| 3383 auto_buf = TRUE; | |
| 3384 else | |
| 3385 { | |
| 3386 if (curbuf == old_curbuf) | |
| 3387 #endif | |
| 3388 buf_copy_options(buf, BCO_ENTER); | |
| 3389 | |
| 3390 /* close the link to the current buffer */ | |
| 825 | 3391 u_sync(FALSE); |
| 1743 | 3392 close_buffer(oldwin, curbuf, |
| 7 | 3393 (flags & ECMD_HIDE) ? 0 : DOBUF_UNLOAD); |
| 3394 | |
| 3395 #ifdef FEAT_AUTOCMD | |
| 3396 # ifdef FEAT_EVAL | |
| 3397 if (aborting()) /* autocmds may abort script processing */ | |
| 3398 { | |
| 3399 vim_free(new_name); | |
| 3400 goto theend; | |
| 3401 } | |
| 3402 # endif | |
| 3403 /* Be careful again, like above. */ | |
| 3404 if (!buf_valid(buf)) /* new buffer has been deleted */ | |
| 3405 { | |
| 3406 delbuf_msg(new_name); /* frees new_name */ | |
| 3407 goto theend; | |
| 3408 } | |
| 3409 if (buf == curbuf) /* already in new buffer */ | |
| 3410 auto_buf = TRUE; | |
| 3411 else | |
| 3412 #endif | |
| 3413 { | |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3414 #ifdef FEAT_SYN_HL |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3415 /* |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3416 * <VN> We could instead free the synblock |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3417 * and re-attach to buffer, perhaps. |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3418 */ |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3419 if (curwin->w_s == &(curwin->w_buffer->b_s)) |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3420 curwin->w_s = &(buf->b_s); |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3421 #endif |
| 7 | 3422 curwin->w_buffer = buf; |
| 3423 curbuf = buf; | |
| 3424 ++curbuf->b_nwindows; | |
| 3425 /* set 'fileformat' */ | |
| 3426 if (*p_ffs && !oldbuf) | |
| 3427 set_fileformat(default_fileformat(), OPT_LOCAL); | |
| 3428 } | |
| 3429 | |
| 3430 /* May get the window options from the last time this buffer | |
| 3431 * was in this window (or another window). If not used | |
| 3432 * before, reset the local window options to the global | |
| 3433 * values. Also restores old folding stuff. */ | |
| 1289 | 3434 get_winopts(curbuf); |
| 1185 | 3435 #ifdef FEAT_SPELL |
| 3436 did_get_winopts = TRUE; | |
| 3437 #endif | |
| 7 | 3438 |
| 3439 #ifdef FEAT_AUTOCMD | |
| 3440 } | |
| 3441 vim_free(new_name); | |
| 3442 au_new_curbuf = NULL; | |
| 3443 #endif | |
| 3444 } | |
| 3445 else | |
| 3446 ++curbuf->b_nwindows; | |
| 3447 | |
| 3448 curwin->w_pcmark.lnum = 1; | |
| 3449 curwin->w_pcmark.col = 0; | |
| 3450 } | |
| 3451 else /* !other_file */ | |
| 3452 { | |
| 3453 if ( | |
| 3454 #ifdef FEAT_LISTCMDS | |
| 3455 (flags & ECMD_ADDBUF) || | |
| 3456 #endif | |
| 3457 check_fname() == FAIL) | |
| 3458 goto theend; | |
| 3459 oldbuf = (flags & ECMD_OLDBUF); | |
| 3460 } | |
| 3461 | |
| 3462 if ((flags & ECMD_SET_HELP) || keep_help_flag) | |
| 3463 { | |
| 3464 char_u *p; | |
| 3465 | |
| 3466 curbuf->b_help = TRUE; | |
| 3467 #ifdef FEAT_QUICKFIX | |
| 3468 set_string_option_direct((char_u *)"buftype", -1, | |
| 694 | 3469 (char_u *)"help", OPT_FREE|OPT_LOCAL, 0); |
| 7 | 3470 #endif |
| 3471 | |
| 3472 /* | |
| 3473 * Always set these options after jumping to a help tag, because the | |
| 3474 * user may have an autocommand that gets in the way. | |
| 3475 * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and | |
| 3476 * latin1 word characters (for translated help files). | |
| 3477 * Only set it when needed, buf_init_chartab() is some work. | |
| 3478 */ | |
| 3479 p = | |
| 3480 #ifdef EBCDIC | |
| 3481 (char_u *)"65-255,^*,^|,^\""; | |
| 3482 #else | |
| 3483 (char_u *)"!-~,^*,^|,^\",192-255"; | |
| 3484 #endif | |
| 3485 if (STRCMP(curbuf->b_p_isk, p) != 0) | |
| 3486 { | |
| 3487 set_string_option_direct((char_u *)"isk", -1, p, | |
| 694 | 3488 OPT_FREE|OPT_LOCAL, 0); |
| 7 | 3489 check_buf_options(curbuf); |
| 3490 (void)buf_init_chartab(curbuf, FALSE); | |
| 3491 } | |
| 3492 | |
| 3493 curbuf->b_p_ts = 8; /* 'tabstop' is 8 */ | |
| 3494 curwin->w_p_list = FALSE; /* no list mode */ | |
| 3495 | |
| 3496 curbuf->b_p_ma = FALSE; /* not modifiable */ | |
| 3497 curbuf->b_p_bin = FALSE; /* reset 'bin' before reading file */ | |
| 3498 curwin->w_p_nu = 0; /* no line numbers */ | |
|
2178
c6f1aa1e9f32
Add 'relativenumber' patch from Markus Heidelberg.
Bram Moolenaar <bram@vim.org>
parents:
2127
diff
changeset
|
3499 curwin->w_p_rnu = 0; /* no relative line numbers */ |
| 7 | 3500 #ifdef FEAT_SCROLLBIND |
| 3501 curwin->w_p_scb = FALSE; /* no scroll binding */ | |
| 3502 #endif | |
| 3503 #ifdef FEAT_ARABIC | |
| 3504 curwin->w_p_arab = FALSE; /* no arabic mode */ | |
| 3505 #endif | |
| 3506 #ifdef FEAT_RIGHTLEFT | |
| 3507 curwin->w_p_rl = FALSE; /* help window is left-to-right */ | |
| 3508 #endif | |
| 3509 #ifdef FEAT_FOLDING | |
| 3510 curwin->w_p_fen = FALSE; /* No folding in the help window */ | |
| 3511 #endif | |
| 3512 #ifdef FEAT_DIFF | |
| 3513 curwin->w_p_diff = FALSE; /* No 'diff' */ | |
| 3514 #endif | |
| 748 | 3515 #ifdef FEAT_SPELL |
| 371 | 3516 curwin->w_p_spell = FALSE; /* No spell checking */ |
| 3517 #endif | |
| 7 | 3518 |
| 3519 #ifdef FEAT_AUTOCMD | |
| 3520 buf = curbuf; | |
| 3521 #endif | |
| 3522 set_buflisted(FALSE); | |
| 3523 } | |
| 3524 else | |
| 3525 { | |
| 3526 #ifdef FEAT_AUTOCMD | |
| 3527 buf = curbuf; | |
| 3528 #endif | |
| 3529 /* Don't make a buffer listed if it's a help buffer. Useful when | |
| 3530 * using CTRL-O to go back to a help file. */ | |
| 3531 if (!curbuf->b_help) | |
| 3532 set_buflisted(TRUE); | |
| 3533 } | |
| 3534 | |
| 3535 #ifdef FEAT_AUTOCMD | |
| 3536 /* If autocommands change buffers under our fingers, forget about | |
| 3537 * editing the file. */ | |
| 3538 if (buf != curbuf) | |
| 3539 goto theend; | |
| 3540 # ifdef FEAT_EVAL | |
| 3541 if (aborting()) /* autocmds may abort script processing */ | |
| 3542 goto theend; | |
| 3543 # endif | |
| 3544 | |
| 3545 /* Since we are starting to edit a file, consider the filetype to be | |
| 3546 * unset. Helps for when an autocommand changes files and expects syntax | |
| 3547 * highlighting to work in the other file. */ | |
| 3548 did_filetype = FALSE; | |
| 3549 #endif | |
| 3550 | |
| 3551 /* | |
| 3552 * other_file oldbuf | |
| 3553 * FALSE FALSE re-edit same file, buffer is re-used | |
| 3554 * FALSE TRUE re-edit same file, nothing changes | |
| 3555 * TRUE FALSE start editing new file, new buffer | |
| 3556 * TRUE TRUE start editing in existing buffer (nothing to do) | |
| 3557 */ | |
| 3558 if (!other_file && !oldbuf) /* re-use the buffer */ | |
| 3559 { | |
| 3560 set_last_cursor(curwin); /* may set b_last_cursor */ | |
| 3561 if (newlnum == ECMD_LAST || newlnum == ECMD_LASTL) | |
| 3562 { | |
| 3563 newlnum = curwin->w_cursor.lnum; | |
| 3564 solcol = curwin->w_cursor.col; | |
| 3565 } | |
| 3566 #ifdef FEAT_AUTOCMD | |
| 3567 buf = curbuf; | |
| 3568 if (buf->b_fname != NULL) | |
| 3569 new_name = vim_strsave(buf->b_fname); | |
| 3570 else | |
| 3571 new_name = NULL; | |
| 3572 #endif | |
| 3573 buf_freeall(curbuf, FALSE, FALSE); /* free all things for buffer */ | |
| 3574 #ifdef FEAT_AUTOCMD | |
| 3575 /* If autocommands deleted the buffer we were going to re-edit, give | |
| 3576 * up and jump to the end. */ | |
| 3577 if (!buf_valid(buf)) | |
| 3578 { | |
| 3579 delbuf_msg(new_name); /* frees new_name */ | |
| 3580 goto theend; | |
| 3581 } | |
| 3582 vim_free(new_name); | |
| 3583 | |
| 3584 /* If autocommands change buffers under our fingers, forget about | |
| 3585 * re-editing the file. Should do the buf_clear_file(), but perhaps | |
| 3586 * the autocommands changed the buffer... */ | |
| 3587 if (buf != curbuf) | |
| 3588 goto theend; | |
| 3589 # ifdef FEAT_EVAL | |
| 3590 if (aborting()) /* autocmds may abort script processing */ | |
| 3591 goto theend; | |
| 3592 # endif | |
| 3593 #endif | |
| 3594 buf_clear_file(curbuf); | |
| 3595 curbuf->b_op_start.lnum = 0; /* clear '[ and '] marks */ | |
| 3596 curbuf->b_op_end.lnum = 0; | |
| 3597 } | |
| 3598 | |
| 3599 /* | |
| 3600 * If we get here we are sure to start editing | |
| 3601 */ | |
| 3602 /* don't redraw until the cursor is in the right line */ | |
| 3603 ++RedrawingDisabled; | |
| 3604 | |
| 3605 /* Assume success now */ | |
| 3606 retval = OK; | |
| 3607 | |
| 3608 /* | |
| 3609 * Reset cursor position, could be used by autocommands. | |
| 3610 */ | |
| 3611 check_cursor(); | |
| 3612 | |
| 3613 /* | |
| 3614 * Check if we are editing the w_arg_idx file in the argument list. | |
| 3615 */ | |
| 3616 check_arg_idx(curwin); | |
| 3617 | |
|
2254
4620acaf4814
One more fix for conceal patch.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3618 #ifdef FEAT_SYN_HL |
|
4620acaf4814
One more fix for conceal patch.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3619 reset_synblock(curwin); /* remove any ownsyntax */ |
|
4620acaf4814
One more fix for conceal patch.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3620 #endif |
|
4620acaf4814
One more fix for conceal patch.
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
3621 |
| 7 | 3622 #ifdef FEAT_AUTOCMD |
| 3623 if (!auto_buf) | |
| 3624 #endif | |
| 3625 { | |
| 3626 /* | |
| 3627 * Set cursor and init window before reading the file and executing | |
| 3628 * autocommands. This allows for the autocommands to position the | |
| 3629 * cursor. | |
| 3630 */ | |
| 677 | 3631 curwin_init(); |
| 7 | 3632 |
| 3633 #ifdef FEAT_FOLDING | |
| 1370 | 3634 /* It's possible that all lines in the buffer changed. Need to update |
| 3635 * automatic folding for all windows where it's used. */ | |
| 3636 # ifdef FEAT_WINDOWS | |
| 3637 { | |
| 3638 win_T *win; | |
| 3639 tabpage_T *tp; | |
| 3640 | |
| 3641 FOR_ALL_TAB_WINDOWS(tp, win) | |
| 3642 if (win->w_buffer == curbuf) | |
| 3643 foldUpdateAll(win); | |
| 3644 } | |
| 3645 # else | |
| 7 | 3646 foldUpdateAll(curwin); |
| 1370 | 3647 # endif |
| 7 | 3648 #endif |
| 3649 | |
| 961 | 3650 /* Change directories when the 'acd' option is set. */ |
| 3651 DO_AUTOCHDIR | |
| 3652 | |
| 7 | 3653 /* |
| 3654 * Careful: open_buffer() and apply_autocmds() may change the current | |
| 3655 * buffer and window. | |
| 3656 */ | |
| 3657 lnum = curwin->w_cursor.lnum; | |
| 3658 topline = curwin->w_topline; | |
| 3659 if (!oldbuf) /* need to read the file */ | |
| 3660 { | |
| 580 | 3661 #if defined(HAS_SWAP_EXISTS_ACTION) |
| 7 | 3662 swap_exists_action = SEA_DIALOG; |
| 3663 #endif | |
| 3664 curbuf->b_flags |= BF_CHECK_RO; /* set/reset 'ro' flag */ | |
| 3665 | |
| 3666 /* | |
| 3667 * Open the buffer and read the file. | |
| 3668 */ | |
| 3669 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL) | |
| 3670 if (should_abort(open_buffer(FALSE, eap))) | |
| 3671 retval = FAIL; | |
| 3672 #else | |
| 3673 (void)open_buffer(FALSE, eap); | |
| 3674 #endif | |
| 3675 | |
| 580 | 3676 #if defined(HAS_SWAP_EXISTS_ACTION) |
| 7 | 3677 if (swap_exists_action == SEA_QUIT) |
| 3678 retval = FAIL; | |
| 3679 handle_swap_exists(old_curbuf); | |
| 3680 #endif | |
| 3681 } | |
| 3682 #ifdef FEAT_AUTOCMD | |
| 3683 else | |
| 3684 { | |
| 23 | 3685 /* Read the modelines, but only to set window-local options. Any |
| 3686 * buffer-local options have already been set and may have been | |
| 3687 * changed by the user. */ | |
| 717 | 3688 do_modelines(OPT_WINONLY); |
| 23 | 3689 |
| 7 | 3690 apply_autocmds_retval(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf, |
| 3691 &retval); | |
| 3692 apply_autocmds_retval(EVENT_BUFWINENTER, NULL, NULL, FALSE, curbuf, | |
| 3693 &retval); | |
| 3694 } | |
| 3695 check_arg_idx(curwin); | |
| 3696 #endif | |
| 3697 | |
| 3698 /* | |
| 3699 * If autocommands change the cursor position or topline, we should | |
| 3700 * keep it. | |
| 3701 */ | |
| 3702 if (curwin->w_cursor.lnum != lnum) | |
| 3703 { | |
| 3704 newlnum = curwin->w_cursor.lnum; | |
| 3705 newcol = curwin->w_cursor.col; | |
| 3706 } | |
| 3707 if (curwin->w_topline == topline) | |
| 3708 topline = 0; | |
| 3709 | |
| 3710 /* Even when cursor didn't move we need to recompute topline. */ | |
| 3711 changed_line_abv_curs(); | |
| 3712 | |
| 3713 #ifdef FEAT_TITLE | |
| 3714 maketitle(); | |
| 3715 #endif | |
| 3716 } | |
| 3717 | |
| 3718 #ifdef FEAT_DIFF | |
| 3719 /* Tell the diff stuff that this buffer is new and/or needs updating. | |
| 3720 * Also needed when re-editing the same buffer, because unloading will | |
| 3721 * have removed it as a diff buffer. */ | |
| 673 | 3722 if (curwin->w_p_diff) |
| 3723 { | |
| 3724 diff_buf_add(curbuf); | |
| 3725 diff_invalidate(curbuf); | |
| 3726 } | |
| 7 | 3727 #endif |
| 3728 | |
| 1185 | 3729 #ifdef FEAT_SPELL |
| 3730 /* If the window options were changed may need to set the spell language. | |
| 3731 * Can only do this after the buffer has been properly setup. */ | |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3732 if (did_get_winopts && curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL) |
|
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
3733 (void)did_set_spelllang(curwin); |
| 1185 | 3734 #endif |
| 3735 | |
| 7 | 3736 if (command == NULL) |
| 3737 { | |
| 3738 if (newcol >= 0) /* position set by autocommands */ | |
| 3739 { | |
| 3740 curwin->w_cursor.lnum = newlnum; | |
| 3741 curwin->w_cursor.col = newcol; | |
| 3742 check_cursor(); | |
| 3743 } | |
| 3744 else if (newlnum > 0) /* line number from caller or old position */ | |
| 3745 { | |
| 3746 curwin->w_cursor.lnum = newlnum; | |
| 3747 check_cursor_lnum(); | |
| 3748 if (solcol >= 0 && !p_sol) | |
| 3749 { | |
| 3750 /* 'sol' is off: Use last known column. */ | |
| 3751 curwin->w_cursor.col = solcol; | |
| 3752 check_cursor_col(); | |
| 3753 #ifdef FEAT_VIRTUALEDIT | |
| 3754 curwin->w_cursor.coladd = 0; | |
| 3755 #endif | |
| 3756 curwin->w_set_curswant = TRUE; | |
| 3757 } | |
| 3758 else | |
| 3759 beginline(BL_SOL | BL_FIX); | |
| 3760 } | |
| 3761 else /* no line number, go to last line in Ex mode */ | |
| 3762 { | |
| 3763 if (exmode_active) | |
| 3764 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
| 3765 beginline(BL_WHITE | BL_FIX); | |
| 3766 } | |
| 3767 } | |
| 3768 | |
| 3769 #ifdef FEAT_WINDOWS | |
| 3770 /* Check if cursors in other windows on the same buffer are still valid */ | |
| 3771 check_lnums(FALSE); | |
| 3772 #endif | |
| 3773 | |
| 3774 /* | |
| 3775 * Did not read the file, need to show some info about the file. | |
| 3776 * Do this after setting the cursor. | |
| 3777 */ | |
| 3778 if (oldbuf | |
| 3779 #ifdef FEAT_AUTOCMD | |
| 3780 && !auto_buf | |
| 3781 #endif | |
| 3782 ) | |
| 3783 { | |
| 3784 int msg_scroll_save = msg_scroll; | |
| 3785 | |
| 3786 /* Obey the 'O' flag in 'cpoptions': overwrite any previous file | |
| 3787 * message. */ | |
| 3788 if (shortmess(SHM_OVERALL) && !exiting && p_verbose == 0) | |
| 3789 msg_scroll = FALSE; | |
| 3790 if (!msg_scroll) /* wait a bit when overwriting an error msg */ | |
| 3791 check_for_delay(FALSE); | |
| 3792 msg_start(); | |
| 3793 msg_scroll = msg_scroll_save; | |
| 3794 msg_scrolled_ign = TRUE; | |
| 3795 | |
| 3796 fileinfo(FALSE, TRUE, FALSE); | |
| 3797 | |
| 3798 msg_scrolled_ign = FALSE; | |
| 3799 } | |
| 3800 | |
| 3801 if (command != NULL) | |
| 3802 do_cmdline(command, NULL, NULL, DOCMD_VERBOSE); | |
| 3803 | |
| 3804 #ifdef FEAT_KEYMAP | |
| 3805 if (curbuf->b_kmap_state & KEYMAP_INIT) | |
| 1869 | 3806 (void)keymap_init(); |
| 7 | 3807 #endif |
| 3808 | |
| 3809 --RedrawingDisabled; | |
| 3810 if (!skip_redraw) | |
| 3811 { | |
| 3812 n = p_so; | |
| 3813 if (topline == 0 && command == NULL) | |
| 3814 p_so = 999; /* force cursor halfway the window */ | |
| 3815 update_topline(); | |
| 3816 #ifdef FEAT_SCROLLBIND | |
| 3817 curwin->w_scbind_pos = curwin->w_topline; | |
| 3818 #endif | |
| 3819 p_so = n; | |
| 3820 redraw_curbuf_later(NOT_VALID); /* redraw this buffer later */ | |
| 3821 } | |
| 3822 | |
| 3823 if (p_im) | |
| 3824 need_start_insertmode = TRUE; | |
| 3825 | |
| 961 | 3826 /* Change directories when the 'acd' option is set. */ |
| 3827 DO_AUTOCHDIR | |
| 821 | 3828 |
| 3829 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG) | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2178
diff
changeset
|
3830 if (curbuf->b_ffname != NULL) |
| 7 | 3831 { |
| 3832 # ifdef FEAT_SUN_WORKSHOP | |
|
2209
d0ddf7ba1630
Included the patch to support netbeans in a terminal.
Bram Moolenaar <bram@vim.org>
parents:
2178
diff
changeset
|
3833 if (gui.in_use && usingSunWorkShop) |
| 7 | 3834 workshop_file_opened((char *)curbuf->b_ffname, curbuf->b_p_ro); |
| 3835 # endif | |
| 3836 # ifdef FEAT_NETBEANS_INTG | |
| 2210 | 3837 if ((flags & ECMD_SET_HELP) != ECMD_SET_HELP) |
| 34 | 3838 netbeans_file_opened(curbuf); |
| 7 | 3839 # endif |
| 3840 } | |
| 3841 #endif | |
| 3842 | |
| 3843 theend: | |
| 716 | 3844 #ifdef FEAT_AUTOCMD |
| 3845 if (did_set_swapcommand) | |
| 3846 set_vim_var_string(VV_SWAPCOMMAND, NULL, -1); | |
| 3847 #endif | |
| 7 | 3848 #ifdef FEAT_BROWSE |
| 3849 vim_free(browse_file); | |
| 3850 #endif | |
| 3851 vim_free(free_fname); | |
| 3852 return retval; | |
| 3853 } | |
| 3854 | |
| 3855 #ifdef FEAT_AUTOCMD | |
| 3856 static void | |
| 3857 delbuf_msg(name) | |
| 3858 char_u *name; | |
| 3859 { | |
| 3860 EMSG2(_("E143: Autocommands unexpectedly deleted new buffer %s"), | |
| 3861 name == NULL ? (char_u *)"" : name); | |
| 3862 vim_free(name); | |
| 3863 au_new_curbuf = NULL; | |
| 3864 } | |
| 3865 #endif | |
| 3866 | |
| 169 | 3867 static int append_indent = 0; /* autoindent for first line */ |
| 3868 | |
| 7 | 3869 /* |
| 3870 * ":insert" and ":append", also used by ":change" | |
| 3871 */ | |
| 3872 void | |
| 3873 ex_append(eap) | |
| 3874 exarg_T *eap; | |
| 3875 { | |
| 3876 char_u *theline; | |
| 3877 int did_undo = FALSE; | |
| 3878 linenr_T lnum = eap->line2; | |
| 165 | 3879 int indent = 0; |
| 3880 char_u *p; | |
| 3881 int vcol; | |
| 3882 int empty = (curbuf->b_ml.ml_flags & ML_EMPTY); | |
| 7 | 3883 |
| 169 | 3884 /* the ! flag toggles autoindent */ |
| 3885 if (eap->forceit) | |
| 3886 curbuf->b_p_ai = !curbuf->b_p_ai; | |
| 3887 | |
| 3888 /* First autoindent comes from the line we start on */ | |
| 3889 if (eap->cmdidx != CMD_change && curbuf->b_p_ai && lnum > 0) | |
| 3890 append_indent = get_indent_lnum(lnum); | |
| 3891 | |
| 7 | 3892 if (eap->cmdidx != CMD_append) |
| 3893 --lnum; | |
| 3894 | |
| 165 | 3895 /* when the buffer is empty append to line 0 and delete the dummy line */ |
| 3896 if (empty && lnum == 1) | |
| 3897 lnum = 0; | |
| 3898 | |
| 7 | 3899 State = INSERT; /* behave like in Insert mode */ |
| 3900 if (curbuf->b_p_iminsert == B_IMODE_LMAP) | |
| 3901 State |= LANGMAP; | |
| 165 | 3902 |
| 408 | 3903 for (;;) |
| 7 | 3904 { |
| 3905 msg_scroll = TRUE; | |
| 3906 need_wait_return = FALSE; | |
| 169 | 3907 if (curbuf->b_p_ai) |
| 3908 { | |
| 3909 if (append_indent >= 0) | |
| 3910 { | |
| 3911 indent = append_indent; | |
| 3912 append_indent = -1; | |
| 3913 } | |
| 3914 else if (lnum > 0) | |
| 3915 indent = get_indent_lnum(lnum); | |
| 3916 } | |
| 3917 ex_keep_indent = FALSE; | |
| 7 | 3918 if (eap->getline == NULL) |
| 169 | 3919 { |
| 3920 /* No getline() function, use the lines that follow. This ends | |
| 3921 * when there is no more. */ | |
| 3922 if (eap->nextcmd == NULL || *eap->nextcmd == NUL) | |
| 3923 break; | |
| 3924 p = vim_strchr(eap->nextcmd, NL); | |
| 3925 if (p == NULL) | |
| 3926 p = eap->nextcmd + STRLEN(eap->nextcmd); | |
| 3927 theline = vim_strnsave(eap->nextcmd, (int)(p - eap->nextcmd)); | |
| 3928 if (*p != NUL) | |
| 3929 ++p; | |
| 3930 eap->nextcmd = p; | |
| 3931 } | |
| 7 | 3932 else |
| 3933 theline = eap->getline( | |
| 3934 #ifdef FEAT_EVAL | |
| 76 | 3935 eap->cstack->cs_looplevel > 0 ? -1 : |
| 7 | 3936 #endif |
| 165 | 3937 NUL, eap->cookie, indent); |
| 7 | 3938 lines_left = Rows - 1; |
| 165 | 3939 if (theline == NULL) |
| 3940 break; | |
| 3941 | |
| 169 | 3942 /* Using ^ CTRL-D in getexmodeline() makes us repeat the indent. */ |
| 3943 if (ex_keep_indent) | |
| 3944 append_indent = indent; | |
| 3945 | |
| 165 | 3946 /* Look for the "." after automatic indent. */ |
| 3947 vcol = 0; | |
| 3948 for (p = theline; indent > vcol; ++p) | |
| 3949 { | |
| 3950 if (*p == ' ') | |
| 3951 ++vcol; | |
| 3952 else if (*p == TAB) | |
| 3953 vcol += 8 - vcol % 8; | |
| 3954 else | |
| 3955 break; | |
| 3956 } | |
| 3957 if ((p[0] == '.' && p[1] == NUL) | |
| 321 | 3958 || (!did_undo && u_save(lnum, lnum + 1 + (empty ? 1 : 0)) |
| 3959 == FAIL)) | |
| 7 | 3960 { |
| 3961 vim_free(theline); | |
| 3962 break; | |
| 3963 } | |
| 3964 | |
| 169 | 3965 /* don't use autoindent if nothing was typed. */ |
| 3966 if (p[0] == NUL) | |
| 3967 theline[0] = NUL; | |
| 3968 | |
| 7 | 3969 did_undo = TRUE; |
| 3970 ml_append(lnum, theline, (colnr_T)0, FALSE); | |
| 3971 appended_lines_mark(lnum, 1L); | |
| 3972 | |
| 3973 vim_free(theline); | |
| 3974 ++lnum; | |
| 165 | 3975 |
| 3976 if (empty) | |
| 3977 { | |
| 3978 ml_delete(2L, FALSE); | |
| 3979 empty = FALSE; | |
| 3980 } | |
| 7 | 3981 } |
| 3982 State = NORMAL; | |
| 3983 | |
| 169 | 3984 if (eap->forceit) |
| 3985 curbuf->b_p_ai = !curbuf->b_p_ai; | |
| 3986 | |
| 7 | 3987 /* "start" is set to eap->line2+1 unless that position is invalid (when |
| 1227 | 3988 * eap->line2 pointed to the end of the buffer and nothing was appended) |
| 7 | 3989 * "end" is set to lnum when something has been appended, otherwise |
| 3990 * it is the same than "start" -- Acevedo */ | |
| 3991 curbuf->b_op_start.lnum = (eap->line2 < curbuf->b_ml.ml_line_count) ? | |
| 3992 eap->line2 + 1 : curbuf->b_ml.ml_line_count; | |
| 3993 if (eap->cmdidx != CMD_append) | |
| 3994 --curbuf->b_op_start.lnum; | |
| 3995 curbuf->b_op_end.lnum = (eap->line2 < lnum) | |
| 3996 ? lnum : curbuf->b_op_start.lnum; | |
| 3997 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
| 3998 curwin->w_cursor.lnum = lnum; | |
| 3999 check_cursor_lnum(); | |
| 4000 beginline(BL_SOL | BL_FIX); | |
| 4001 | |
| 4002 need_wait_return = FALSE; /* don't use wait_return() now */ | |
| 4003 ex_no_reprint = TRUE; | |
| 4004 } | |
| 4005 | |
| 4006 /* | |
| 4007 * ":change" | |
| 4008 */ | |
| 4009 void | |
| 4010 ex_change(eap) | |
| 4011 exarg_T *eap; | |
| 4012 { | |
| 4013 linenr_T lnum; | |
| 4014 | |
| 4015 if (eap->line2 >= eap->line1 | |
| 4016 && u_save(eap->line1 - 1, eap->line2 + 1) == FAIL) | |
| 4017 return; | |
| 4018 | |
| 169 | 4019 /* the ! flag toggles autoindent */ |
| 4020 if (eap->forceit ? !curbuf->b_p_ai : curbuf->b_p_ai) | |
| 4021 append_indent = get_indent_lnum(eap->line1); | |
| 4022 | |
| 7 | 4023 for (lnum = eap->line2; lnum >= eap->line1; --lnum) |
| 4024 { | |
| 4025 if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to delete */ | |
| 4026 break; | |
| 4027 ml_delete(eap->line1, FALSE); | |
| 4028 } | |
| 1929 | 4029 |
| 4030 /* make sure the cursor is not beyond the end of the file now */ | |
| 4031 check_cursor_lnum(); | |
| 7 | 4032 deleted_lines_mark(eap->line1, (long)(eap->line2 - lnum)); |
| 4033 | |
| 4034 /* ":append" on the line above the deleted lines. */ | |
| 4035 eap->line2 = eap->line1; | |
| 4036 ex_append(eap); | |
| 4037 } | |
| 4038 | |
| 4039 void | |
| 4040 ex_z(eap) | |
| 4041 exarg_T *eap; | |
| 4042 { | |
| 4043 char_u *x; | |
| 165 | 4044 int bigness; |
| 4045 char_u *kind; | |
| 7 | 4046 int minus = 0; |
| 4047 linenr_T start, end, curs, i; | |
| 4048 int j; | |
| 4049 linenr_T lnum = eap->line2; | |
| 4050 | |
| 165 | 4051 /* Vi compatible: ":z!" uses display height, without a count uses |
| 4052 * 'scroll' */ | |
| 4053 if (eap->forceit) | |
| 4054 bigness = curwin->w_height; | |
| 4055 else if (firstwin == lastwin) | |
| 4056 bigness = curwin->w_p_scr * 2; | |
| 1877 | 4057 #ifdef FEAT_WINDOWS |
| 165 | 4058 else |
| 4059 bigness = curwin->w_height - 3; | |
| 1877 | 4060 #endif |
| 7 | 4061 if (bigness < 1) |
| 4062 bigness = 1; | |
| 4063 | |
| 4064 x = eap->arg; | |
| 165 | 4065 kind = x; |
| 4066 if (*kind == '-' || *kind == '+' || *kind == '=' | |
| 4067 || *kind == '^' || *kind == '.') | |
| 4068 ++x; | |
| 4069 while (*x == '-' || *x == '+') | |
| 7 | 4070 ++x; |
| 4071 | |
| 4072 if (*x != 0) | |
| 4073 { | |
| 4074 if (!VIM_ISDIGIT(*x)) | |
| 4075 { | |
| 4076 EMSG(_("E144: non-numeric argument to :z")); | |
| 4077 return; | |
| 4078 } | |
| 4079 else | |
| 165 | 4080 { |
| 7 | 4081 bigness = atoi((char *)x); |
| 165 | 4082 p_window = bigness; |
| 169 | 4083 if (*kind == '=') |
| 4084 bigness += 2; | |
| 165 | 4085 } |
| 7 | 4086 } |
| 4087 | |
| 165 | 4088 /* the number of '-' and '+' multiplies the distance */ |
| 4089 if (*kind == '-' || *kind == '+') | |
| 4090 for (x = kind + 1; *x == *kind; ++x) | |
| 4091 ; | |
| 4092 | |
| 4093 switch (*kind) | |
| 7 | 4094 { |
| 4095 case '-': | |
| 835 | 4096 start = lnum - bigness * (linenr_T)(x - kind); |
| 165 | 4097 end = start + bigness; |
| 4098 curs = end; | |
| 7 | 4099 break; |
| 4100 | |
| 4101 case '=': | |
| 159 | 4102 start = lnum - (bigness + 1) / 2 + 1; |
| 4103 end = lnum + (bigness + 1) / 2 - 1; | |
| 7 | 4104 curs = lnum; |
| 4105 minus = 1; | |
| 4106 break; | |
| 4107 | |
| 4108 case '^': | |
| 4109 start = lnum - bigness * 2; | |
| 4110 end = lnum - bigness; | |
| 4111 curs = lnum - bigness; | |
| 4112 break; | |
| 4113 | |
| 4114 case '.': | |
| 159 | 4115 start = lnum - (bigness + 1) / 2 + 1; |
| 4116 end = lnum + (bigness + 1) / 2 - 1; | |
| 7 | 4117 curs = end; |
| 4118 break; | |
| 4119 | |
| 4120 default: /* '+' */ | |
| 4121 start = lnum; | |
| 165 | 4122 if (*kind == '+') |
| 835 | 4123 start += bigness * (linenr_T)(x - kind - 1) + 1; |
| 169 | 4124 else if (eap->addr_count == 0) |
| 4125 ++start; | |
| 4126 end = start + bigness - 1; | |
| 7 | 4127 curs = end; |
| 4128 break; | |
| 4129 } | |
| 4130 | |
| 4131 if (start < 1) | |
| 4132 start = 1; | |
| 4133 | |
| 4134 if (end > curbuf->b_ml.ml_line_count) | |
| 4135 end = curbuf->b_ml.ml_line_count; | |
| 4136 | |
| 4137 if (curs > curbuf->b_ml.ml_line_count) | |
| 4138 curs = curbuf->b_ml.ml_line_count; | |
| 4139 | |
| 4140 for (i = start; i <= end; i++) | |
| 4141 { | |
| 4142 if (minus && i == lnum) | |
| 4143 { | |
| 4144 msg_putchar('\n'); | |
| 4145 | |
| 4146 for (j = 1; j < Columns; j++) | |
| 4147 msg_putchar('-'); | |
| 4148 } | |
| 4149 | |
| 169 | 4150 print_line(i, eap->flags & EXFLAG_NR, eap->flags & EXFLAG_LIST); |
| 7 | 4151 |
| 4152 if (minus && i == lnum) | |
| 4153 { | |
| 4154 msg_putchar('\n'); | |
| 4155 | |
| 4156 for (j = 1; j < Columns; j++) | |
| 4157 msg_putchar('-'); | |
| 4158 } | |
| 4159 } | |
| 4160 | |
| 4161 curwin->w_cursor.lnum = curs; | |
| 4162 ex_no_reprint = TRUE; | |
| 4163 } | |
| 4164 | |
| 4165 /* | |
| 4166 * Check if the restricted flag is set. | |
| 4167 * If so, give an error message and return TRUE. | |
| 4168 * Otherwise, return FALSE. | |
| 4169 */ | |
| 4170 int | |
| 4171 check_restricted() | |
| 4172 { | |
| 4173 if (restricted) | |
| 4174 { | |
| 4175 EMSG(_("E145: Shell commands not allowed in rvim")); | |
| 4176 return TRUE; | |
| 4177 } | |
| 4178 return FALSE; | |
| 4179 } | |
| 4180 | |
| 4181 /* | |
| 4182 * Check if the secure flag is set (.exrc or .vimrc in current directory). | |
| 4183 * If so, give an error message and return TRUE. | |
| 4184 * Otherwise, return FALSE. | |
| 4185 */ | |
| 4186 int | |
| 4187 check_secure() | |
| 4188 { | |
| 4189 if (secure) | |
| 4190 { | |
| 4191 secure = 2; | |
| 4192 EMSG(_(e_curdir)); | |
| 4193 return TRUE; | |
| 4194 } | |
| 4195 #ifdef HAVE_SANDBOX | |
| 4196 /* | |
| 4197 * In the sandbox more things are not allowed, including the things | |
| 4198 * disallowed in secure mode. | |
| 4199 */ | |
| 4200 if (sandbox != 0) | |
| 4201 { | |
| 4202 EMSG(_(e_sandbox)); | |
| 4203 return TRUE; | |
| 4204 } | |
| 4205 #endif | |
| 4206 return FALSE; | |
| 4207 } | |
| 4208 | |
| 4209 static char_u *old_sub = NULL; /* previous substitute pattern */ | |
| 4210 static int global_need_beginline; /* call beginline() after ":g" */ | |
| 4211 | |
| 4212 /* do_sub() | |
| 4213 * | |
| 4214 * Perform a substitution from line eap->line1 to line eap->line2 using the | |
| 4215 * command pointed to by eap->arg which should be of the form: | |
| 4216 * | |
| 4217 * /pattern/substitution/{flags} | |
| 4218 * | |
| 4219 * The usual escapes are supported as described in the regexp docs. | |
| 4220 */ | |
| 4221 void | |
| 4222 do_sub(eap) | |
| 4223 exarg_T *eap; | |
| 4224 { | |
| 4225 linenr_T lnum; | |
| 4226 long i = 0; | |
| 4227 regmmatch_T regmatch; | |
| 4228 static int do_all = FALSE; /* do multiple substitutions per line */ | |
| 4229 static int do_ask = FALSE; /* ask for confirmation */ | |
| 170 | 4230 static int do_count = FALSE; /* count only */ |
| 7 | 4231 static int do_error = TRUE; /* if false, ignore errors */ |
| 4232 static int do_print = FALSE; /* print last line with subs. */ | |
| 169 | 4233 static int do_list = FALSE; /* list last line with subs. */ |
| 4234 static int do_number = FALSE; /* list last line with line nr*/ | |
| 7 | 4235 static int do_ic = 0; /* ignore case flag */ |
| 4236 char_u *pat = NULL, *sub = NULL; /* init for GCC */ | |
| 4237 int delimiter; | |
| 4238 int sublen; | |
| 4239 int got_quit = FALSE; | |
| 4240 int got_match = FALSE; | |
| 4241 int temp; | |
| 4242 int which_pat; | |
| 4243 char_u *cmd; | |
| 4244 int save_State; | |
| 165 | 4245 linenr_T first_line = 0; /* first changed line */ |
| 4246 linenr_T last_line= 0; /* below last changed line AFTER the | |
| 7 | 4247 * change */ |
| 4248 linenr_T old_line_count = curbuf->b_ml.ml_line_count; | |
| 4249 linenr_T line2; | |
| 165 | 4250 long nmatch; /* number of lines in match */ |
| 4251 char_u *sub_firstline; /* allocated copy of first sub line */ | |
| 4252 int endcolumn = FALSE; /* cursor in last column when done */ | |
| 170 | 4253 pos_T old_cursor = curwin->w_cursor; |
|
2126
e038754d419a
updated for version 7.2.408
Bram Moolenaar <bram@zimbu.org>
parents:
1929
diff
changeset
|
4254 int start_nsubs; |
| 7 | 4255 |
| 4256 cmd = eap->arg; | |
| 4257 if (!global_busy) | |
| 4258 { | |
| 4259 sub_nsubs = 0; | |
| 4260 sub_nlines = 0; | |
| 4261 } | |
|
2126
e038754d419a
updated for version 7.2.408
Bram Moolenaar <bram@zimbu.org>
parents:
1929
diff
changeset
|
4262 start_nsubs = sub_nsubs; |
| 7 | 4263 |
| 4264 if (eap->cmdidx == CMD_tilde) | |
| 4265 which_pat = RE_LAST; /* use last used regexp */ | |
| 4266 else | |
| 4267 which_pat = RE_SUBST; /* use last substitute regexp */ | |
| 4268 | |
| 4269 /* new pattern and substitution */ | |
| 4270 if (eap->cmd[0] == 's' && *cmd != NUL && !vim_iswhite(*cmd) | |
| 4271 && vim_strchr((char_u *)"0123456789cegriIp|\"", *cmd) == NULL) | |
| 4272 { | |
| 4273 /* don't accept alphanumeric for separator */ | |
| 4274 if (isalpha(*cmd)) | |
| 4275 { | |
| 4276 EMSG(_("E146: Regular expressions can't be delimited by letters")); | |
| 4277 return; | |
| 4278 } | |
| 4279 /* | |
| 4280 * undocumented vi feature: | |
| 4281 * "\/sub/" and "\?sub?" use last used search pattern (almost like | |
| 4282 * //sub/r). "\&sub&" use last substitute pattern (like //sub/). | |
| 4283 */ | |
| 4284 if (*cmd == '\\') | |
| 4285 { | |
| 4286 ++cmd; | |
| 4287 if (vim_strchr((char_u *)"/?&", *cmd) == NULL) | |
| 4288 { | |
| 4289 EMSG(_(e_backslash)); | |
| 4290 return; | |
| 4291 } | |
| 4292 if (*cmd != '&') | |
| 4293 which_pat = RE_SEARCH; /* use last '/' pattern */ | |
| 4294 pat = (char_u *)""; /* empty search pattern */ | |
| 4295 delimiter = *cmd++; /* remember delimiter character */ | |
| 4296 } | |
| 4297 else /* find the end of the regexp */ | |
| 4298 { | |
| 1466 | 4299 #ifdef FEAT_FKMAP /* reverse the flow of the Farsi characters */ |
| 4300 if (p_altkeymap && curwin->w_p_rl) | |
| 4301 lrF_sub(cmd); | |
| 4302 #endif | |
| 7 | 4303 which_pat = RE_LAST; /* use last used regexp */ |
| 4304 delimiter = *cmd++; /* remember delimiter character */ | |
| 4305 pat = cmd; /* remember start of search pat */ | |
| 4306 cmd = skip_regexp(cmd, delimiter, p_magic, &eap->arg); | |
| 4307 if (cmd[0] == delimiter) /* end delimiter found */ | |
| 4308 *cmd++ = NUL; /* replace it with a NUL */ | |
| 4309 } | |
| 4310 | |
| 4311 /* | |
| 4312 * Small incompatibility: vi sees '\n' as end of the command, but in | |
| 4313 * Vim we want to use '\n' to find/substitute a NUL. | |
| 4314 */ | |
| 4315 sub = cmd; /* remember the start of the substitution */ | |
| 4316 | |
| 4317 while (cmd[0]) | |
| 4318 { | |
| 4319 if (cmd[0] == delimiter) /* end delimiter found */ | |
| 4320 { | |
| 4321 *cmd++ = NUL; /* replace it with a NUL */ | |
| 4322 break; | |
| 4323 } | |
| 4324 if (cmd[0] == '\\' && cmd[1] != 0) /* skip escaped characters */ | |
| 4325 ++cmd; | |
| 39 | 4326 mb_ptr_adv(cmd); |
| 7 | 4327 } |
| 4328 | |
| 4329 if (!eap->skip) | |
| 4330 { | |
| 169 | 4331 /* In POSIX vi ":s/pat/%/" uses the previous subst. string. */ |
| 4332 if (STRCMP(sub, "%") == 0 | |
| 4333 && vim_strchr(p_cpo, CPO_SUBPERCENT) != NULL) | |
| 4334 { | |
| 4335 if (old_sub == NULL) /* there is no previous command */ | |
| 4336 { | |
| 4337 EMSG(_(e_nopresub)); | |
| 4338 return; | |
| 4339 } | |
| 4340 sub = old_sub; | |
| 4341 } | |
| 4342 else | |
| 4343 { | |
| 4344 vim_free(old_sub); | |
| 4345 old_sub = vim_strsave(sub); | |
| 4346 } | |
| 7 | 4347 } |
| 4348 } | |
| 4349 else if (!eap->skip) /* use previous pattern and substitution */ | |
| 4350 { | |
| 4351 if (old_sub == NULL) /* there is no previous command */ | |
| 4352 { | |
| 4353 EMSG(_(e_nopresub)); | |
| 4354 return; | |
| 4355 } | |
| 4356 pat = NULL; /* search_regcomp() will use previous pattern */ | |
| 4357 sub = old_sub; | |
| 163 | 4358 |
| 4359 /* Vi compatibility quirk: repeating with ":s" keeps the cursor in the | |
| 4360 * last column after using "$". */ | |
| 4361 endcolumn = (curwin->w_curswant == MAXCOL); | |
| 7 | 4362 } |
| 4363 | |
| 4364 /* | |
| 4365 * Find trailing options. When '&' is used, keep old options. | |
| 4366 */ | |
| 4367 if (*cmd == '&') | |
| 4368 ++cmd; | |
| 4369 else | |
| 4370 { | |
| 4371 if (!p_ed) | |
| 4372 { | |
| 4373 if (p_gd) /* default is global on */ | |
| 4374 do_all = TRUE; | |
| 4375 else | |
| 4376 do_all = FALSE; | |
| 4377 do_ask = FALSE; | |
| 4378 } | |
| 4379 do_error = TRUE; | |
| 4380 do_print = FALSE; | |
| 587 | 4381 do_count = FALSE; |
| 1321 | 4382 do_number = FALSE; |
| 7 | 4383 do_ic = 0; |
| 4384 } | |
| 4385 while (*cmd) | |
| 4386 { | |
| 4387 /* | |
| 4388 * Note that 'g' and 'c' are always inverted, also when p_ed is off. | |
| 4389 * 'r' is never inverted. | |
| 4390 */ | |
| 4391 if (*cmd == 'g') | |
| 4392 do_all = !do_all; | |
| 4393 else if (*cmd == 'c') | |
| 4394 do_ask = !do_ask; | |
| 170 | 4395 else if (*cmd == 'n') |
| 4396 do_count = TRUE; | |
| 7 | 4397 else if (*cmd == 'e') |
| 4398 do_error = !do_error; | |
| 4399 else if (*cmd == 'r') /* use last used regexp */ | |
| 4400 which_pat = RE_LAST; | |
| 4401 else if (*cmd == 'p') | |
| 4402 do_print = TRUE; | |
| 169 | 4403 else if (*cmd == '#') |
| 4404 { | |
| 4405 do_print = TRUE; | |
| 4406 do_number = TRUE; | |
| 4407 } | |
| 4408 else if (*cmd == 'l') | |
| 4409 { | |
| 4410 do_print = TRUE; | |
| 4411 do_list = TRUE; | |
| 4412 } | |
| 7 | 4413 else if (*cmd == 'i') /* ignore case */ |
| 4414 do_ic = 'i'; | |
| 4415 else if (*cmd == 'I') /* don't ignore case */ | |
| 4416 do_ic = 'I'; | |
| 4417 else | |
| 4418 break; | |
| 4419 ++cmd; | |
| 4420 } | |
| 170 | 4421 if (do_count) |
| 4422 do_ask = FALSE; | |
| 7 | 4423 |
| 4424 /* | |
| 4425 * check for a trailing count | |
| 4426 */ | |
| 4427 cmd = skipwhite(cmd); | |
| 4428 if (VIM_ISDIGIT(*cmd)) | |
| 4429 { | |
| 4430 i = getdigits(&cmd); | |
| 4431 if (i <= 0 && !eap->skip && do_error) | |
| 4432 { | |
| 4433 EMSG(_(e_zerocount)); | |
| 4434 return; | |
| 4435 } | |
| 4436 eap->line1 = eap->line2; | |
| 4437 eap->line2 += i - 1; | |
| 4438 if (eap->line2 > curbuf->b_ml.ml_line_count) | |
| 4439 eap->line2 = curbuf->b_ml.ml_line_count; | |
| 4440 } | |
| 4441 | |
| 4442 /* | |
| 4443 * check for trailing command or garbage | |
| 4444 */ | |
| 4445 cmd = skipwhite(cmd); | |
| 4446 if (*cmd && *cmd != '"') /* if not end-of-line or comment */ | |
| 4447 { | |
| 4448 eap->nextcmd = check_nextcmd(cmd); | |
| 4449 if (eap->nextcmd == NULL) | |
| 4450 { | |
| 4451 EMSG(_(e_trailing)); | |
| 4452 return; | |
| 4453 } | |
| 4454 } | |
| 4455 | |
| 4456 if (eap->skip) /* not executing commands, only parsing */ | |
| 4457 return; | |
| 4458 | |
| 823 | 4459 if (!do_count && !curbuf->b_p_ma) |
| 4460 { | |
| 825 | 4461 /* Substitution is not allowed in non-'modifiable' buffer */ |
| 823 | 4462 EMSG(_(e_modifiable)); |
| 4463 return; | |
| 4464 } | |
| 4465 | |
| 7 | 4466 if (search_regcomp(pat, RE_SUBST, which_pat, SEARCH_HIS, ®match) == FAIL) |
| 4467 { | |
| 4468 if (do_error) | |
| 4469 EMSG(_(e_invcmd)); | |
| 4470 return; | |
| 4471 } | |
| 4472 | |
| 4473 /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */ | |
| 4474 if (do_ic == 'i') | |
| 4475 regmatch.rmm_ic = TRUE; | |
| 4476 else if (do_ic == 'I') | |
| 4477 regmatch.rmm_ic = FALSE; | |
| 4478 | |
| 4479 sub_firstline = NULL; | |
| 4480 | |
| 4481 /* | |
| 4482 * ~ in the substitute pattern is replaced with the old pattern. | |
| 4483 * We do it here once to avoid it to be replaced over and over again. | |
| 4484 * But don't do it when it starts with "\=", then it's an expression. | |
| 4485 */ | |
| 4486 if (!(sub[0] == '\\' && sub[1] == '=')) | |
| 4487 sub = regtilde(sub, p_magic); | |
| 4488 | |
| 4489 /* | |
| 4490 * Check for a match on each line. | |
| 4491 */ | |
| 4492 line2 = eap->line2; | |
| 4493 for (lnum = eap->line1; lnum <= line2 && !(got_quit | |
| 4494 #if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD) | |
| 4495 || aborting() | |
| 4496 #endif | |
| 4497 ); ++lnum) | |
| 4498 { | |
| 1521 | 4499 nmatch = vim_regexec_multi(®match, curwin, curbuf, lnum, |
| 4500 (colnr_T)0, NULL); | |
| 7 | 4501 if (nmatch) |
| 4502 { | |
| 4503 colnr_T copycol; | |
| 4504 colnr_T matchcol; | |
| 4505 colnr_T prev_matchcol = MAXCOL; | |
| 4506 char_u *new_end, *new_start = NULL; | |
| 4507 unsigned new_start_len = 0; | |
| 4508 char_u *p1; | |
| 4509 int did_sub = FALSE; | |
| 4510 int lastone; | |
| 1872 | 4511 int len, copy_len, needed_len; |
| 7 | 4512 long nmatch_tl = 0; /* nr of lines matched below lnum */ |
| 4513 int do_again; /* do it again after joining lines */ | |
| 15 | 4514 int skip_match = FALSE; |
| 1499 | 4515 linenr_T sub_firstlnum; /* nr of first sub line */ |
| 7 | 4516 |
| 4517 /* | |
| 4518 * The new text is build up step by step, to avoid too much | |
| 4519 * copying. There are these pieces: | |
| 1581 | 4520 * sub_firstline The old text, unmodified. |
| 7 | 4521 * copycol Column in the old text where we started |
| 4522 * looking for a match; from here old text still | |
| 4523 * needs to be copied to the new text. | |
| 4524 * matchcol Column number of the old text where to look | |
| 4525 * for the next match. It's just after the | |
| 4526 * previous match or one further. | |
| 4527 * prev_matchcol Column just after the previous match (if any). | |
| 4528 * Mostly equal to matchcol, except for the first | |
| 4529 * match and after skipping an empty match. | |
| 4530 * regmatch.*pos Where the pattern matched in the old text. | |
| 4531 * new_start The new text, all that has been produced so | |
| 4532 * far. | |
| 4533 * new_end The new text, where to append new text. | |
| 4534 * | |
| 1499 | 4535 * lnum The line number where we found the start of |
| 4536 * the match. Can be below the line we searched | |
| 4537 * when there is a \n before a \zs in the | |
| 4538 * pattern. | |
| 7 | 4539 * sub_firstlnum The line number in the buffer where to look |
| 4540 * for a match. Can be different from "lnum" | |
| 4541 * when the pattern or substitute string contains | |
| 4542 * line breaks. | |
| 4543 * | |
| 4544 * Special situations: | |
| 4545 * - When the substitute string contains a line break, the part up | |
| 4546 * to the line break is inserted in the text, but the copy of | |
| 4547 * the original line is kept. "sub_firstlnum" is adjusted for | |
| 4548 * the inserted lines. | |
| 4549 * - When the matched pattern contains a line break, the old line | |
| 4550 * is taken from the line at the end of the pattern. The lines | |
| 4551 * in the match are deleted later, "sub_firstlnum" is adjusted | |
| 4552 * accordingly. | |
| 4553 * | |
| 4554 * The new text is built up in new_start[]. It has some extra | |
| 4555 * room to avoid using alloc()/free() too often. new_start_len is | |
| 1389 | 4556 * the length of the allocated memory at new_start. |
| 7 | 4557 * |
| 4558 * Make a copy of the old line, so it won't be taken away when | |
| 4559 * updating the screen or handling a multi-line match. The "old_" | |
| 4560 * pointers point into this copy. | |
| 4561 */ | |
| 1499 | 4562 sub_firstlnum = lnum; |
| 7 | 4563 copycol = 0; |
| 4564 matchcol = 0; | |
| 4565 | |
| 4566 /* At first match, remember current cursor position. */ | |
| 4567 if (!got_match) | |
| 4568 { | |
| 4569 setpcmark(); | |
| 4570 got_match = TRUE; | |
| 4571 } | |
| 4572 | |
| 4573 /* | |
| 4574 * Loop until nothing more to replace in this line. | |
| 4575 * 1. Handle match with empty string. | |
| 4576 * 2. If do_ask is set, ask for confirmation. | |
| 4577 * 3. substitute the string. | |
| 4578 * 4. if do_all is set, find next match | |
| 4579 * 5. break if there isn't another match in this line | |
| 4580 */ | |
| 4581 for (;;) | |
| 4582 { | |
| 1499 | 4583 /* Advance "lnum" to the line where the match starts. The |
| 4584 * match does not start in the first line when there is a line | |
| 4585 * break before \zs. */ | |
| 4586 if (regmatch.startpos[0].lnum > 0) | |
| 4587 { | |
| 4588 lnum += regmatch.startpos[0].lnum; | |
| 4589 sub_firstlnum += regmatch.startpos[0].lnum; | |
| 4590 nmatch -= regmatch.startpos[0].lnum; | |
| 4591 vim_free(sub_firstline); | |
| 4592 sub_firstline = NULL; | |
| 4593 } | |
| 4594 | |
| 4595 if (sub_firstline == NULL) | |
| 4596 { | |
| 4597 sub_firstline = vim_strsave(ml_get(sub_firstlnum)); | |
| 4598 if (sub_firstline == NULL) | |
| 4599 { | |
| 4600 vim_free(new_start); | |
| 4601 goto outofmem; | |
| 4602 } | |
| 4603 } | |
| 4604 | |
| 7 | 4605 /* Save the line number of the last change for the final |
| 4606 * cursor position (just like Vi). */ | |
| 4607 curwin->w_cursor.lnum = lnum; | |
| 4608 do_again = FALSE; | |
| 4609 | |
| 4610 /* | |
| 4611 * 1. Match empty string does not count, except for first | |
| 4612 * match. This reproduces the strange vi behaviour. | |
| 4613 * This also catches endless loops. | |
| 4614 */ | |
| 4615 if (matchcol == prev_matchcol | |
| 4616 && regmatch.endpos[0].lnum == 0 | |
| 4617 && matchcol == regmatch.endpos[0].col) | |
| 4618 { | |
| 15 | 4619 if (sub_firstline[matchcol] == NUL) |
| 4620 /* We already were at the end of the line. Don't look | |
| 4621 * for a match in this line again. */ | |
| 4622 skip_match = TRUE; | |
| 4623 else | |
| 4624 ++matchcol; /* search for a match at next column */ | |
| 7 | 4625 goto skip; |
| 4626 } | |
| 4627 | |
| 4628 /* Normally we continue searching for a match just after the | |
| 4629 * previous match. */ | |
| 4630 matchcol = regmatch.endpos[0].col; | |
| 4631 prev_matchcol = matchcol; | |
| 4632 | |
| 4633 /* | |
| 170 | 4634 * 2. If do_count is set only increase the counter. |
| 4635 * If do_ask is set, ask for confirmation. | |
| 7 | 4636 */ |
| 170 | 4637 if (do_count) |
| 4638 { | |
| 4639 /* For a multi-line match, put matchcol at the NUL at | |
| 4640 * the end of the line and set nmatch to one, so that | |
| 4641 * we continue looking for a match on the next line. | |
| 4642 * Avoids that ":s/\nB\@=//gc" get stuck. */ | |
| 4643 if (nmatch > 1) | |
| 4644 { | |
| 835 | 4645 matchcol = (colnr_T)STRLEN(sub_firstline); |
| 170 | 4646 nmatch = 1; |
| 1483 | 4647 skip_match = TRUE; |
| 170 | 4648 } |
| 4649 sub_nsubs++; | |
| 4650 did_sub = TRUE; | |
| 4651 goto skip; | |
| 4652 } | |
| 4653 | |
| 7 | 4654 if (do_ask) |
| 4655 { | |
| 1874 | 4656 int typed = 0; |
| 1872 | 4657 |
| 7 | 4658 /* change State to CONFIRM, so that the mouse works |
| 4659 * properly */ | |
| 4660 save_State = State; | |
| 4661 State = CONFIRM; | |
| 4662 #ifdef FEAT_MOUSE | |
| 4663 setmouse(); /* disable mouse in xterm */ | |
| 4664 #endif | |
| 4665 curwin->w_cursor.col = regmatch.startpos[0].col; | |
| 4666 | |
| 4667 /* When 'cpoptions' contains "u" don't sync undo when | |
| 4668 * asking for confirmation. */ | |
| 4669 if (vim_strchr(p_cpo, CPO_UNDO) != NULL) | |
| 4670 ++no_u_sync; | |
| 4671 | |
| 4672 /* | |
| 4673 * Loop until 'y', 'n', 'q', CTRL-E or CTRL-Y typed. | |
| 4674 */ | |
| 4675 while (do_ask) | |
| 4676 { | |
| 169 | 4677 if (exmode_active) |
| 4678 { | |
| 4679 char_u *resp; | |
| 4680 colnr_T sc, ec; | |
| 4681 | |
| 4682 print_line_no_prefix(lnum, FALSE, FALSE); | |
| 4683 | |
| 4684 getvcol(curwin, &curwin->w_cursor, &sc, NULL, NULL); | |
| 4685 curwin->w_cursor.col = regmatch.endpos[0].col - 1; | |
| 4686 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &ec); | |
| 4687 msg_start(); | |
| 170 | 4688 for (i = 0; i < (long)sc; ++i) |
| 169 | 4689 msg_putchar(' '); |
| 170 | 4690 for ( ; i <= (long)ec; ++i) |
| 169 | 4691 msg_putchar('^'); |
| 4692 | |
| 4693 resp = getexmodeline('?', NULL, 0); | |
| 4694 if (resp != NULL) | |
| 4695 { | |
| 1872 | 4696 typed = *resp; |
| 169 | 4697 vim_free(resp); |
| 4698 } | |
| 4699 } | |
| 4700 else | |
| 4701 { | |
| 7 | 4702 #ifdef FEAT_FOLDING |
| 169 | 4703 int save_p_fen = curwin->w_p_fen; |
| 4704 | |
| 4705 curwin->w_p_fen = FALSE; | |
| 4706 #endif | |
| 4707 /* Invert the matched string. | |
| 4708 * Remove the inversion afterwards. */ | |
| 4709 temp = RedrawingDisabled; | |
| 4710 RedrawingDisabled = 0; | |
| 4711 | |
| 1499 | 4712 search_match_lines = regmatch.endpos[0].lnum |
| 4713 - regmatch.startpos[0].lnum; | |
| 169 | 4714 search_match_endcol = regmatch.endpos[0].col; |
| 4715 highlight_match = TRUE; | |
| 4716 | |
| 4717 update_topline(); | |
| 4718 validate_cursor(); | |
| 748 | 4719 update_screen(SOME_VALID); |
| 169 | 4720 highlight_match = FALSE; |
| 748 | 4721 redraw_later(SOME_VALID); |
| 7 | 4722 |
| 4723 #ifdef FEAT_FOLDING | |
| 169 | 4724 curwin->w_p_fen = save_p_fen; |
| 4725 #endif | |
| 4726 if (msg_row == Rows - 1) | |
| 4727 msg_didout = FALSE; /* avoid a scroll-up */ | |
| 4728 msg_starthere(); | |
| 4729 i = msg_scroll; | |
| 4730 msg_scroll = 0; /* truncate msg when | |
| 4731 needed */ | |
| 4732 msg_no_more = TRUE; | |
| 4733 /* write message same highlighting as for | |
| 4734 * wait_return */ | |
| 4735 smsg_attr(hl_attr(HLF_R), | |
| 4736 (char_u *)_("replace with %s (y/n/a/q/l/^E/^Y)?"), sub); | |
| 4737 msg_no_more = FALSE; | |
| 4738 msg_scroll = i; | |
| 4739 showruler(TRUE); | |
| 4740 windgoto(msg_row, msg_col); | |
| 4741 RedrawingDisabled = temp; | |
| 7 | 4742 |
| 4743 #ifdef USE_ON_FLY_SCROLL | |
| 169 | 4744 dont_scroll = FALSE; /* allow scrolling here */ |
| 4745 #endif | |
| 4746 ++no_mapping; /* don't map this key */ | |
| 4747 ++allow_keys; /* allow special keys */ | |
| 1872 | 4748 typed = plain_vgetc(); |
| 169 | 4749 --allow_keys; |
| 4750 --no_mapping; | |
| 4751 | |
| 4752 /* clear the question */ | |
| 4753 msg_didout = FALSE; /* don't scroll up */ | |
| 4754 msg_col = 0; | |
| 4755 gotocmdline(TRUE); | |
| 4756 } | |
| 4757 | |
| 7 | 4758 need_wait_return = FALSE; /* no hit-return prompt */ |
| 1872 | 4759 if (typed == 'q' || typed == ESC || typed == Ctrl_C |
| 7 | 4760 #ifdef UNIX |
| 1872 | 4761 || typed == intr_char |
| 7 | 4762 #endif |
| 4763 ) | |
| 4764 { | |
| 4765 got_quit = TRUE; | |
| 4766 break; | |
| 4767 } | |
| 1872 | 4768 if (typed == 'n') |
| 7 | 4769 break; |
| 1872 | 4770 if (typed == 'y') |
| 7 | 4771 break; |
| 1872 | 4772 if (typed == 'l') |
| 7 | 4773 { |
| 4774 /* last: replace and then stop */ | |
| 4775 do_all = FALSE; | |
| 4776 line2 = lnum; | |
| 4777 break; | |
| 4778 } | |
| 1872 | 4779 if (typed == 'a') |
| 7 | 4780 { |
| 4781 do_ask = FALSE; | |
| 4782 break; | |
| 4783 } | |
| 4784 #ifdef FEAT_INS_EXPAND | |
| 1872 | 4785 if (typed == Ctrl_E) |
| 7 | 4786 scrollup_clamp(); |
| 1872 | 4787 else if (typed == Ctrl_Y) |
| 7 | 4788 scrolldown_clamp(); |
| 4789 #endif | |
| 4790 } | |
| 4791 State = save_State; | |
| 4792 #ifdef FEAT_MOUSE | |
| 4793 setmouse(); | |
| 4794 #endif | |
| 4795 if (vim_strchr(p_cpo, CPO_UNDO) != NULL) | |
| 4796 --no_u_sync; | |
| 4797 | |
| 1872 | 4798 if (typed == 'n') |
| 7 | 4799 { |
| 4800 /* For a multi-line match, put matchcol at the NUL at | |
| 4801 * the end of the line and set nmatch to one, so that | |
| 4802 * we continue looking for a match on the next line. | |
| 1091 | 4803 * Avoids that ":%s/\nB\@=//gc" and ":%s/\n/,\r/gc" |
| 4804 * get stuck when pressing 'n'. */ | |
| 7 | 4805 if (nmatch > 1) |
| 4806 { | |
| 835 | 4807 matchcol = (colnr_T)STRLEN(sub_firstline); |
| 1091 | 4808 skip_match = TRUE; |
| 7 | 4809 } |
| 4810 goto skip; | |
| 4811 } | |
| 4812 if (got_quit) | |
| 4813 break; | |
| 4814 } | |
| 4815 | |
| 4816 /* Move the cursor to the start of the match, so that we can | |
| 4817 * use "\=col("."). */ | |
| 4818 curwin->w_cursor.col = regmatch.startpos[0].col; | |
| 4819 | |
| 4820 /* | |
| 4821 * 3. substitute the string. | |
| 4822 */ | |
| 4823 /* get length of substitution part */ | |
| 1499 | 4824 sublen = vim_regsub_multi(®match, |
| 4825 sub_firstlnum - regmatch.startpos[0].lnum, | |
| 7 | 4826 sub, sub_firstline, FALSE, p_magic, TRUE); |
| 4827 | |
| 533 | 4828 /* When the match included the "$" of the last line it may |
| 819 | 4829 * go beyond the last line of the buffer. */ |
| 533 | 4830 if (nmatch > curbuf->b_ml.ml_line_count - sub_firstlnum + 1) |
| 4831 { | |
| 4832 nmatch = curbuf->b_ml.ml_line_count - sub_firstlnum + 1; | |
| 4833 skip_match = TRUE; | |
| 4834 } | |
| 4835 | |
| 7 | 4836 /* Need room for: |
| 4837 * - result so far in new_start (not for first sub in line) | |
| 4838 * - original text up to match | |
| 4839 * - length of substituted part | |
| 4840 * - original text after match | |
| 4841 */ | |
| 4842 if (nmatch == 1) | |
| 4843 p1 = sub_firstline; | |
| 4844 else | |
| 4845 { | |
| 4846 p1 = ml_get(sub_firstlnum + nmatch - 1); | |
| 4847 nmatch_tl += nmatch - 1; | |
| 4848 } | |
| 1872 | 4849 copy_len = regmatch.startpos[0].col - copycol; |
| 4850 needed_len = copy_len + ((unsigned)STRLEN(p1) | |
| 4851 - regmatch.endpos[0].col) + sublen + 1; | |
| 7 | 4852 if (new_start == NULL) |
| 4853 { | |
| 4854 /* | |
| 4855 * Get some space for a temporary buffer to do the | |
| 4856 * substitution into (and some extra space to avoid | |
| 4857 * too many calls to alloc()/free()). | |
| 4858 */ | |
| 4859 new_start_len = needed_len + 50; | |
| 4860 if ((new_start = alloc_check(new_start_len)) == NULL) | |
| 4861 goto outofmem; | |
| 4862 *new_start = NUL; | |
| 4863 new_end = new_start; | |
| 4864 } | |
| 4865 else | |
| 4866 { | |
| 4867 /* | |
| 4868 * Check if the temporary buffer is long enough to do the | |
| 4869 * substitution into. If not, make it larger (with a bit | |
| 4870 * extra to avoid too many calls to alloc()/free()). | |
| 4871 */ | |
| 4872 len = (unsigned)STRLEN(new_start); | |
| 4873 needed_len += len; | |
| 1872 | 4874 if (needed_len > (int)new_start_len) |
| 7 | 4875 { |
| 4876 new_start_len = needed_len + 50; | |
| 4877 if ((p1 = alloc_check(new_start_len)) == NULL) | |
| 4878 { | |
| 4879 vim_free(new_start); | |
| 4880 goto outofmem; | |
| 4881 } | |
| 4882 mch_memmove(p1, new_start, (size_t)(len + 1)); | |
| 4883 vim_free(new_start); | |
| 4884 new_start = p1; | |
| 4885 } | |
| 4886 new_end = new_start + len; | |
| 4887 } | |
| 4888 | |
| 4889 /* | |
| 4890 * copy the text up to the part that matched | |
| 4891 */ | |
| 1872 | 4892 mch_memmove(new_end, sub_firstline + copycol, (size_t)copy_len); |
| 4893 new_end += copy_len; | |
| 7 | 4894 |
| 1499 | 4895 (void)vim_regsub_multi(®match, |
| 4896 sub_firstlnum - regmatch.startpos[0].lnum, | |
| 7 | 4897 sub, new_end, TRUE, p_magic, TRUE); |
| 4898 sub_nsubs++; | |
| 4899 did_sub = TRUE; | |
| 4900 | |
| 4901 /* Move the cursor to the start of the line, to avoid that it | |
| 4902 * is beyond the end of the line after the substitution. */ | |
| 4903 curwin->w_cursor.col = 0; | |
| 4904 | |
| 4905 /* For a multi-line match, make a copy of the last matched | |
| 4906 * line and continue in that one. */ | |
| 4907 if (nmatch > 1) | |
| 4908 { | |
| 4909 sub_firstlnum += nmatch - 1; | |
| 4910 vim_free(sub_firstline); | |
| 4911 sub_firstline = vim_strsave(ml_get(sub_firstlnum)); | |
| 4912 /* When going beyond the last line, stop substituting. */ | |
| 4913 if (sub_firstlnum <= line2) | |
| 4914 do_again = TRUE; | |
| 4915 else | |
| 4916 do_all = FALSE; | |
| 4917 } | |
| 4918 | |
| 4919 /* Remember next character to be copied. */ | |
| 4920 copycol = regmatch.endpos[0].col; | |
| 4921 | |
| 819 | 4922 if (skip_match) |
| 4923 { | |
| 4924 /* Already hit end of the buffer, sub_firstlnum is one | |
| 4925 * less than what it ought to be. */ | |
| 4926 vim_free(sub_firstline); | |
| 4927 sub_firstline = vim_strsave((char_u *)""); | |
| 4928 copycol = 0; | |
| 4929 } | |
| 4930 | |
| 7 | 4931 /* |
| 4932 * Now the trick is to replace CTRL-M chars with a real line | |
| 4933 * break. This would make it impossible to insert a CTRL-M in | |
| 4934 * the text. The line break can be avoided by preceding the | |
| 4935 * CTRL-M with a backslash. To be able to insert a backslash, | |
| 4936 * they must be doubled in the string and are halved here. | |
| 4937 * That is Vi compatible. | |
| 4938 */ | |
| 4939 for (p1 = new_end; *p1; ++p1) | |
| 4940 { | |
| 4941 if (p1[0] == '\\' && p1[1] != NUL) /* remove backslash */ | |
| 1624 | 4942 STRMOVE(p1, p1 + 1); |
| 7 | 4943 else if (*p1 == CAR) |
| 4944 { | |
| 4945 if (u_inssub(lnum) == OK) /* prepare for undo */ | |
| 4946 { | |
| 4947 *p1 = NUL; /* truncate up to the CR */ | |
| 4948 ml_append(lnum - 1, new_start, | |
| 4949 (colnr_T)(p1 - new_start + 1), FALSE); | |
| 4950 mark_adjust(lnum + 1, (linenr_T)MAXLNUM, 1L, 0L); | |
| 4951 if (do_ask) | |
| 4952 appended_lines(lnum - 1, 1L); | |
| 4953 else | |
| 4954 { | |
| 4955 if (first_line == 0) | |
| 4956 first_line = lnum; | |
| 4957 last_line = lnum + 1; | |
| 4958 } | |
| 4959 /* All line numbers increase. */ | |
| 4960 ++sub_firstlnum; | |
| 4961 ++lnum; | |
| 4962 ++line2; | |
| 4963 /* move the cursor to the new line, like Vi */ | |
| 4964 ++curwin->w_cursor.lnum; | |
| 1444 | 4965 /* copy the rest */ |
| 1624 | 4966 STRMOVE(new_start, p1 + 1); |
| 7 | 4967 p1 = new_start - 1; |
| 4968 } | |
| 4969 } | |
| 4970 #ifdef FEAT_MBYTE | |
| 4971 else if (has_mbyte) | |
| 474 | 4972 p1 += (*mb_ptr2len)(p1) - 1; |
| 7 | 4973 #endif |
| 4974 } | |
| 4975 | |
| 4976 /* | |
| 4977 * 4. If do_all is set, find next match. | |
| 4978 * Prevent endless loop with patterns that match empty | |
| 4979 * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g. | |
| 4980 * But ":s/\n/#/" is OK. | |
| 4981 */ | |
| 4982 skip: | |
| 4983 /* We already know that we did the last subst when we are at | |
| 4984 * the end of the line, except that a pattern like | |
| 1499 | 4985 * "bar\|\nfoo" may match at the NUL. "lnum" can be below |
| 4986 * "line2" when there is a \zs in the pattern after a line | |
| 4987 * break. */ | |
| 15 | 4988 lastone = (skip_match |
| 4989 || got_int | |
| 4990 || got_quit | |
| 1499 | 4991 || lnum > line2 |
| 15 | 4992 || !(do_all || do_again) |
| 4993 || (sub_firstline[matchcol] == NUL && nmatch <= 1 | |
| 4994 && !re_multiline(regmatch.regprog))); | |
| 7 | 4995 nmatch = -1; |
| 4996 | |
| 4997 /* | |
| 4998 * Replace the line in the buffer when needed. This is | |
| 4999 * skipped when there are more matches. | |
| 5000 * The check for nmatch_tl is needed for when multi-line | |
| 5001 * matching must replace the lines before trying to do another | |
| 5002 * match, otherwise "\@<=" won't work. | |
| 5003 * When asking the user we like to show the already replaced | |
| 5004 * text, but don't do it when "\<@=" or "\<@!" is used, it | |
| 5005 * changes what matches. | |
| 1499 | 5006 * When the match starts below where we start searching also |
| 5007 * need to replace the line first (using \zs after \n). | |
| 7 | 5008 */ |
| 5009 if (lastone | |
| 5010 || (do_ask && !re_lookbehind(regmatch.regprog)) | |
| 5011 || nmatch_tl > 0 | |
| 5012 || (nmatch = vim_regexec_multi(®match, curwin, | |
| 1521 | 5013 curbuf, sub_firstlnum, |
| 5014 matchcol, NULL)) == 0 | |
| 1499 | 5015 || regmatch.startpos[0].lnum > 0) |
| 7 | 5016 { |
| 5017 if (new_start != NULL) | |
| 5018 { | |
| 5019 /* | |
| 5020 * Copy the rest of the line, that didn't match. | |
| 5021 * "matchcol" has to be adjusted, we use the end of | |
| 5022 * the line as reference, because the substitute may | |
| 5023 * have changed the number of characters. Same for | |
| 5024 * "prev_matchcol". | |
| 5025 */ | |
| 5026 STRCAT(new_start, sub_firstline + copycol); | |
| 5027 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol; | |
| 5028 prev_matchcol = (colnr_T)STRLEN(sub_firstline) | |
| 5029 - prev_matchcol; | |
| 5030 | |
| 5031 if (u_savesub(lnum) != OK) | |
| 5032 break; | |
| 5033 ml_replace(lnum, new_start, TRUE); | |
| 5034 | |
| 5035 if (nmatch_tl > 0) | |
| 5036 { | |
| 5037 /* | |
| 5038 * Matched lines have now been substituted and are | |
| 5039 * useless, delete them. The part after the match | |
| 5040 * has been appended to new_start, we don't need | |
| 5041 * it in the buffer. | |
| 5042 */ | |
| 5043 ++lnum; | |
| 5044 if (u_savedel(lnum, nmatch_tl) != OK) | |
| 5045 break; | |
| 5046 for (i = 0; i < nmatch_tl; ++i) | |
| 5047 ml_delete(lnum, (int)FALSE); | |
| 5048 mark_adjust(lnum, lnum + nmatch_tl - 1, | |
| 5049 (long)MAXLNUM, -nmatch_tl); | |
| 5050 if (do_ask) | |
| 5051 deleted_lines(lnum, nmatch_tl); | |
| 5052 --lnum; | |
| 5053 line2 -= nmatch_tl; /* nr of lines decreases */ | |
| 5054 nmatch_tl = 0; | |
| 5055 } | |
| 5056 | |
| 5057 /* When asking, undo is saved each time, must also set | |
| 5058 * changed flag each time. */ | |
| 5059 if (do_ask) | |
| 5060 changed_bytes(lnum, 0); | |
| 5061 else | |
| 5062 { | |
| 5063 if (first_line == 0) | |
| 5064 first_line = lnum; | |
| 5065 last_line = lnum + 1; | |
| 5066 } | |
| 5067 | |
| 5068 sub_firstlnum = lnum; | |
| 5069 vim_free(sub_firstline); /* free the temp buffer */ | |
| 5070 sub_firstline = new_start; | |
| 5071 new_start = NULL; | |
| 5072 matchcol = (colnr_T)STRLEN(sub_firstline) - matchcol; | |
| 5073 prev_matchcol = (colnr_T)STRLEN(sub_firstline) | |
| 5074 - prev_matchcol; | |
| 5075 copycol = 0; | |
| 5076 } | |
| 5077 if (nmatch == -1 && !lastone) | |
| 5078 nmatch = vim_regexec_multi(®match, curwin, curbuf, | |
| 1521 | 5079 sub_firstlnum, matchcol, NULL); |
| 7 | 5080 |
| 5081 /* | |
| 5082 * 5. break if there isn't another match in this line | |
| 5083 */ | |
| 5084 if (nmatch <= 0) | |
| 1499 | 5085 { |
| 5086 /* If the match found didn't start where we were | |
| 5087 * searching, do the next search in the line where we | |
| 5088 * found the match. */ | |
| 5089 if (nmatch == -1) | |
| 5090 lnum -= regmatch.startpos[0].lnum; | |
| 7 | 5091 break; |
| 1499 | 5092 } |
| 7 | 5093 } |
| 5094 | |
| 5095 line_breakcheck(); | |
| 5096 } | |
| 5097 | |
| 5098 if (did_sub) | |
| 5099 ++sub_nlines; | |
| 1720 | 5100 vim_free(new_start); /* for when substitute was cancelled */ |
| 7 | 5101 vim_free(sub_firstline); /* free the copy of the original line */ |
| 5102 sub_firstline = NULL; | |
| 5103 } | |
| 5104 | |
| 5105 line_breakcheck(); | |
| 5106 } | |
| 5107 | |
| 5108 if (first_line != 0) | |
| 5109 { | |
| 5110 /* Need to subtract the number of added lines from "last_line" to get | |
| 5111 * the line number before the change (same as adding the number of | |
| 5112 * deleted lines). */ | |
| 5113 i = curbuf->b_ml.ml_line_count - old_line_count; | |
| 5114 changed_lines(first_line, 0, last_line - i, i); | |
| 5115 } | |
| 5116 | |
| 5117 outofmem: | |
| 5118 vim_free(sub_firstline); /* may have to free allocated copy of the line */ | |
| 170 | 5119 |
| 5120 /* ":s/pat//n" doesn't move the cursor */ | |
| 5121 if (do_count) | |
| 5122 curwin->w_cursor = old_cursor; | |
| 5123 | |
|
2126
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Bram Moolenaar <bram@zimbu.org>
parents:
1929
diff
changeset
|
5124 if (sub_nsubs > start_nsubs) |
| 7 | 5125 { |
| 5126 /* Set the '[ and '] marks. */ | |
| 5127 curbuf->b_op_start.lnum = eap->line1; | |
| 5128 curbuf->b_op_end.lnum = line2; | |
| 5129 curbuf->b_op_start.col = curbuf->b_op_end.col = 0; | |
| 5130 | |
| 5131 if (!global_busy) | |
| 5132 { | |
| 163 | 5133 if (endcolumn) |
| 5134 coladvance((colnr_T)MAXCOL); | |
| 5135 else | |
| 5136 beginline(BL_WHITE | BL_FIX); | |
| 170 | 5137 if (!do_sub_msg(do_count) && do_ask) |
| 7 | 5138 MSG(""); |
| 5139 } | |
| 5140 else | |
| 5141 global_need_beginline = TRUE; | |
| 5142 if (do_print) | |
| 169 | 5143 print_line(curwin->w_cursor.lnum, do_number, do_list); |
| 7 | 5144 } |
| 5145 else if (!global_busy) | |
| 5146 { | |
| 5147 if (got_int) /* interrupted */ | |
| 5148 EMSG(_(e_interr)); | |
| 5149 else if (got_match) /* did find something but nothing substituted */ | |
| 5150 MSG(""); | |
| 5151 else if (do_error) /* nothing found */ | |
| 5152 EMSG2(_(e_patnotf2), get_search_pat()); | |
| 5153 } | |
| 5154 | |
| 5155 vim_free(regmatch.regprog); | |
| 5156 } | |
| 5157 | |
| 5158 /* | |
| 5159 * Give message for number of substitutions. | |
| 5160 * Can also be used after a ":global" command. | |
| 5161 * Return TRUE if a message was given. | |
| 5162 */ | |
| 484 | 5163 int |
| 170 | 5164 do_sub_msg(count_only) |
| 5165 int count_only; /* used 'n' flag for ":s" */ | |
| 7 | 5166 { |
| 274 | 5167 int len = 0; |
| 5168 | |
| 7 | 5169 /* |
| 5170 * Only report substitutions when: | |
| 5171 * - more than 'report' substitutions | |
| 5172 * - command was typed by user, or number of changed lines > 'report' | |
| 5173 * - giving messages is not disabled by 'lazyredraw' | |
| 5174 */ | |
| 170 | 5175 if (((sub_nsubs > p_report && (KeyTyped || sub_nlines > 1 || p_report < 1)) |
| 5176 || count_only) | |
| 7 | 5177 && messaging()) |
| 5178 { | |
| 5179 if (got_int) | |
| 274 | 5180 { |
| 7 | 5181 STRCPY(msg_buf, _("(Interrupted) ")); |
| 835 | 5182 len = (int)STRLEN(msg_buf); |
| 274 | 5183 } |
| 7 | 5184 if (sub_nsubs == 1) |
| 274 | 5185 vim_snprintf((char *)msg_buf + len, sizeof(msg_buf) - len, |
| 5186 "%s", count_only ? _("1 match") : _("1 substitution")); | |
| 7 | 5187 else |
| 274 | 5188 vim_snprintf((char *)msg_buf + len, sizeof(msg_buf) - len, |
| 170 | 5189 count_only ? _("%ld matches") : _("%ld substitutions"), |
| 7 | 5190 sub_nsubs); |
| 835 | 5191 len = (int)STRLEN(msg_buf); |
| 7 | 5192 if (sub_nlines == 1) |
| 274 | 5193 vim_snprintf((char *)msg_buf + len, sizeof(msg_buf) - len, |
| 5194 "%s", _(" on 1 line")); | |
| 7 | 5195 else |
| 274 | 5196 vim_snprintf((char *)msg_buf + len, sizeof(msg_buf) - len, |
| 5197 _(" on %ld lines"), (long)sub_nlines); | |
| 7 | 5198 if (msg(msg_buf)) |
| 5199 /* save message to display it after redraw */ | |
| 680 | 5200 set_keep_msg(msg_buf, 0); |
| 7 | 5201 return TRUE; |
| 5202 } | |
| 5203 if (got_int) | |
| 5204 { | |
| 5205 EMSG(_(e_interr)); | |
| 5206 return TRUE; | |
| 5207 } | |
| 5208 return FALSE; | |
| 5209 } | |
| 5210 | |
| 5211 /* | |
| 5212 * Execute a global command of the form: | |
| 5213 * | |
| 5214 * g/pattern/X : execute X on all lines where pattern matches | |
| 5215 * v/pattern/X : execute X on all lines where pattern does not match | |
| 5216 * | |
| 5217 * where 'X' is an EX command | |
| 5218 * | |
| 5219 * The command character (as well as the trailing slash) is optional, and | |
| 5220 * is assumed to be 'p' if missing. | |
| 5221 * | |
| 5222 * This is implemented in two passes: first we scan the file for the pattern and | |
| 5223 * set a mark for each line that (not) matches. secondly we execute the command | |
| 5224 * for each line that has a mark. This is required because after deleting | |
| 5225 * lines we do not know where to search for the next match. | |
| 5226 */ | |
| 5227 void | |
| 5228 ex_global(eap) | |
| 5229 exarg_T *eap; | |
| 5230 { | |
| 5231 linenr_T lnum; /* line number according to old situation */ | |
| 170 | 5232 int ndone = 0; |
| 7 | 5233 int type; /* first char of cmd: 'v' or 'g' */ |
| 5234 char_u *cmd; /* command argument */ | |
| 5235 | |
| 5236 char_u delim; /* delimiter, normally '/' */ | |
| 5237 char_u *pat; | |
| 5238 regmmatch_T regmatch; | |
| 5239 int match; | |
| 5240 int which_pat; | |
| 5241 | |
| 5242 if (global_busy) | |
| 5243 { | |
| 5244 EMSG(_("E147: Cannot do :global recursive")); /* will increment global_busy */ | |
| 5245 return; | |
| 5246 } | |
| 5247 | |
| 5248 if (eap->forceit) /* ":global!" is like ":vglobal" */ | |
| 5249 type = 'v'; | |
| 5250 else | |
| 5251 type = *eap->cmd; | |
| 5252 cmd = eap->arg; | |
| 5253 which_pat = RE_LAST; /* default: use last used regexp */ | |
| 5254 | |
| 5255 /* | |
| 5256 * undocumented vi feature: | |
| 5257 * "\/" and "\?": use previous search pattern. | |
| 5258 * "\&": use previous substitute pattern. | |
| 5259 */ | |
| 5260 if (*cmd == '\\') | |
| 5261 { | |
| 5262 ++cmd; | |
| 5263 if (vim_strchr((char_u *)"/?&", *cmd) == NULL) | |
| 5264 { | |
| 5265 EMSG(_(e_backslash)); | |
| 5266 return; | |
| 5267 } | |
| 5268 if (*cmd == '&') | |
| 5269 which_pat = RE_SUBST; /* use previous substitute pattern */ | |
| 5270 else | |
| 5271 which_pat = RE_SEARCH; /* use previous search pattern */ | |
| 5272 ++cmd; | |
| 5273 pat = (char_u *)""; | |
| 5274 } | |
| 5275 else if (*cmd == NUL) | |
| 5276 { | |
| 5277 EMSG(_("E148: Regular expression missing from global")); | |
| 5278 return; | |
| 5279 } | |
| 5280 else | |
| 5281 { | |
| 5282 delim = *cmd; /* get the delimiter */ | |
| 5283 if (delim) | |
| 5284 ++cmd; /* skip delimiter if there is one */ | |
| 5285 pat = cmd; /* remember start of pattern */ | |
| 5286 cmd = skip_regexp(cmd, delim, p_magic, &eap->arg); | |
| 5287 if (cmd[0] == delim) /* end delimiter found */ | |
| 5288 *cmd++ = NUL; /* replace it with a NUL */ | |
| 5289 } | |
| 5290 | |
| 5291 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */ | |
| 5292 if (p_altkeymap && curwin->w_p_rl) | |
| 5293 lrFswap(pat,0); | |
| 5294 #endif | |
| 5295 | |
| 5296 if (search_regcomp(pat, RE_BOTH, which_pat, SEARCH_HIS, ®match) == FAIL) | |
| 5297 { | |
| 5298 EMSG(_(e_invcmd)); | |
| 5299 return; | |
| 5300 } | |
| 5301 | |
| 5302 /* | |
| 5303 * pass 1: set marks for each (not) matching line | |
| 5304 */ | |
| 5305 for (lnum = eap->line1; lnum <= eap->line2 && !got_int; ++lnum) | |
| 5306 { | |
| 5307 /* a match on this line? */ | |
| 1521 | 5308 match = vim_regexec_multi(®match, curwin, curbuf, lnum, |
| 5309 (colnr_T)0, NULL); | |
| 7 | 5310 if ((type == 'g' && match) || (type == 'v' && !match)) |
| 5311 { | |
| 5312 ml_setmarked(lnum); | |
| 5313 ndone++; | |
| 5314 } | |
| 5315 line_breakcheck(); | |
| 5316 } | |
| 5317 | |
| 5318 /* | |
| 5319 * pass 2: execute the command for each line that has been marked | |
| 5320 */ | |
| 5321 if (got_int) | |
| 5322 MSG(_(e_interr)); | |
| 5323 else if (ndone == 0) | |
| 5324 { | |
| 5325 if (type == 'v') | |
| 274 | 5326 smsg((char_u *)_("Pattern found in every line: %s"), pat); |
| 7 | 5327 else |
| 274 | 5328 smsg((char_u *)_(e_patnotf2), pat); |
| 7 | 5329 } |
| 5330 else | |
| 5331 global_exe(cmd); | |
| 5332 | |
| 5333 ml_clearmarked(); /* clear rest of the marks */ | |
| 5334 vim_free(regmatch.regprog); | |
| 5335 } | |
| 5336 | |
| 5337 /* | |
| 5338 * Execute "cmd" on lines marked with ml_setmarked(). | |
| 5339 */ | |
| 5340 void | |
| 5341 global_exe(cmd) | |
| 5342 char_u *cmd; | |
| 5343 { | |
| 5344 linenr_T old_lcount; /* b_ml.ml_line_count before the command */ | |
| 5345 linenr_T lnum; /* line number according to old situation */ | |
| 5346 | |
| 5347 /* | |
| 5348 * Set current position only once for a global command. | |
| 5349 * If global_busy is set, setpcmark() will not do anything. | |
| 5350 * If there is an error, global_busy will be incremented. | |
| 5351 */ | |
| 5352 setpcmark(); | |
| 5353 | |
| 5354 /* When the command writes a message, don't overwrite the command. */ | |
| 5355 msg_didout = TRUE; | |
| 5356 | |
|
2127
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updated for version 7.2.409
Bram Moolenaar <bram@zimbu.org>
parents:
2126
diff
changeset
|
5357 sub_nsubs = 0; |
|
4e22214f8464
updated for version 7.2.409
Bram Moolenaar <bram@zimbu.org>
parents:
2126
diff
changeset
|
5358 sub_nlines = 0; |
| 7 | 5359 global_need_beginline = FALSE; |
| 5360 global_busy = 1; | |
| 5361 old_lcount = curbuf->b_ml.ml_line_count; | |
| 5362 while (!got_int && (lnum = ml_firstmarked()) != 0 && global_busy == 1) | |
| 5363 { | |
| 5364 curwin->w_cursor.lnum = lnum; | |
| 5365 curwin->w_cursor.col = 0; | |
| 5366 if (*cmd == NUL || *cmd == '\n') | |
| 5367 do_cmdline((char_u *)"p", NULL, NULL, DOCMD_NOWAIT); | |
| 5368 else | |
| 5369 do_cmdline(cmd, NULL, NULL, DOCMD_NOWAIT); | |
| 5370 ui_breakcheck(); | |
| 5371 } | |
| 5372 | |
| 5373 global_busy = 0; | |
| 5374 if (global_need_beginline) | |
| 5375 beginline(BL_WHITE | BL_FIX); | |
| 5376 else | |
| 5377 check_cursor(); /* cursor may be beyond the end of the line */ | |
| 5378 | |
| 39 | 5379 /* the cursor may not have moved in the text but a change in a previous |
| 5380 * line may move it on the screen */ | |
| 5381 changed_line_abv_curs(); | |
| 5382 | |
| 7 | 5383 /* If it looks like no message was written, allow overwriting the |
| 5384 * command with the report for number of changes. */ | |
| 5385 if (msg_col == 0 && msg_scrolled == 0) | |
| 5386 msg_didout = FALSE; | |
| 5387 | |
| 1227 | 5388 /* If substitutes done, report number of substitutes, otherwise report |
| 7 | 5389 * number of extra or deleted lines. */ |
| 170 | 5390 if (!do_sub_msg(FALSE)) |
| 7 | 5391 msgmore(curbuf->b_ml.ml_line_count - old_lcount); |
| 5392 } | |
| 5393 | |
| 5394 #ifdef FEAT_VIMINFO | |
| 5395 int | |
| 5396 read_viminfo_sub_string(virp, force) | |
| 5397 vir_T *virp; | |
| 5398 int force; | |
| 5399 { | |
| 5400 if (old_sub != NULL && force) | |
| 5401 vim_free(old_sub); | |
| 5402 if (force || old_sub == NULL) | |
| 5403 old_sub = viminfo_readstring(virp, 1, TRUE); | |
| 5404 return viminfo_readline(virp); | |
| 5405 } | |
| 5406 | |
| 5407 void | |
| 5408 write_viminfo_sub_string(fp) | |
| 5409 FILE *fp; | |
| 5410 { | |
| 5411 if (get_viminfo_parameter('/') != 0 && old_sub != NULL) | |
| 5412 { | |
| 5413 fprintf(fp, _("\n# Last Substitute String:\n$")); | |
| 5414 viminfo_writestring(fp, old_sub); | |
| 5415 } | |
| 5416 } | |
| 5417 #endif /* FEAT_VIMINFO */ | |
| 5418 | |
| 359 | 5419 #if defined(EXITFREE) || defined(PROTO) |
| 5420 void | |
| 5421 free_old_sub() | |
| 5422 { | |
| 5423 vim_free(old_sub); | |
| 5424 } | |
| 5425 #endif | |
| 5426 | |
| 7 | 5427 #if (defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)) || defined(PROTO) |
| 5428 /* | |
| 5429 * Set up for a tagpreview. | |
| 735 | 5430 * Return TRUE when it was created. |
| 7 | 5431 */ |
| 735 | 5432 int |
| 816 | 5433 prepare_tagpreview(undo_sync) |
| 5434 int undo_sync; /* sync undo when leaving the window */ | |
| 7 | 5435 { |
| 5436 win_T *wp; | |
| 5437 | |
| 5438 # ifdef FEAT_GUI | |
| 5439 need_mouse_correct = TRUE; | |
| 5440 # endif | |
| 5441 | |
| 5442 /* | |
| 5443 * If there is already a preview window open, use that one. | |
| 5444 */ | |
| 5445 if (!curwin->w_p_pvw) | |
| 5446 { | |
| 5447 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 5448 if (wp->w_p_pvw) | |
| 5449 break; | |
| 5450 if (wp != NULL) | |
| 816 | 5451 win_enter(wp, undo_sync); |
| 7 | 5452 else |
| 5453 { | |
| 5454 /* | |
| 5455 * There is no preview window open yet. Create one. | |
| 5456 */ | |
| 5457 if (win_split(g_do_tagpreview > 0 ? g_do_tagpreview : 0, 0) | |
| 5458 == FAIL) | |
| 735 | 5459 return FALSE; |
| 7 | 5460 curwin->w_p_pvw = TRUE; |
| 5461 curwin->w_p_wfh = TRUE; | |
| 5462 # ifdef FEAT_SCROLLBIND | |
| 5463 curwin->w_p_scb = FALSE; /* don't take over 'scrollbind' */ | |
| 5464 # endif | |
| 5465 # ifdef FEAT_DIFF | |
| 5466 curwin->w_p_diff = FALSE; /* no 'diff' */ | |
| 5467 # endif | |
| 5468 # ifdef FEAT_FOLDING | |
| 5469 curwin->w_p_fdc = 0; /* no 'foldcolumn' */ | |
| 5470 # endif | |
| 735 | 5471 return TRUE; |
| 7 | 5472 } |
| 5473 } | |
| 735 | 5474 return FALSE; |
| 7 | 5475 } |
| 5476 | |
| 5477 #endif | |
| 5478 | |
| 5479 | |
| 5480 /* | |
| 5481 * ":help": open a read-only window on a help file | |
| 5482 */ | |
| 5483 void | |
| 5484 ex_help(eap) | |
| 5485 exarg_T *eap; | |
| 5486 { | |
| 5487 char_u *arg; | |
| 5488 char_u *tag; | |
| 5489 FILE *helpfd; /* file descriptor of help file */ | |
| 5490 int n; | |
| 5491 int i; | |
| 5492 #ifdef FEAT_WINDOWS | |
| 5493 win_T *wp; | |
| 5494 #endif | |
| 5495 int num_matches; | |
| 5496 char_u **matches; | |
| 5497 char_u *p; | |
| 5498 int empty_fnum = 0; | |
| 5499 int alt_fnum = 0; | |
| 5500 buf_T *buf; | |
| 5501 #ifdef FEAT_MULTI_LANG | |
| 5502 int len; | |
| 9 | 5503 char_u *lang; |
| 7 | 5504 #endif |
| 5505 | |
| 5506 if (eap != NULL) | |
| 5507 { | |
| 5508 /* | |
| 5509 * A ":help" command ends at the first LF, or at a '|' that is | |
| 5510 * followed by some text. Set nextcmd to the following command. | |
| 5511 */ | |
| 5512 for (arg = eap->arg; *arg; ++arg) | |
| 5513 { | |
| 5514 if (*arg == '\n' || *arg == '\r' | |
| 5515 || (*arg == '|' && arg[1] != NUL && arg[1] != '|')) | |
| 5516 { | |
| 5517 *arg++ = NUL; | |
| 5518 eap->nextcmd = arg; | |
| 5519 break; | |
| 5520 } | |
| 5521 } | |
| 5522 arg = eap->arg; | |
| 5523 | |
| 5524 if (eap->forceit && *arg == NUL) | |
| 5525 { | |
| 5526 EMSG(_("E478: Don't panic!")); | |
| 5527 return; | |
| 5528 } | |
| 5529 | |
| 5530 if (eap->skip) /* not executing commands */ | |
| 5531 return; | |
| 5532 } | |
| 5533 else | |
| 5534 arg = (char_u *)""; | |
| 5535 | |
| 5536 /* remove trailing blanks */ | |
| 5537 p = arg + STRLEN(arg) - 1; | |
| 5538 while (p > arg && vim_iswhite(*p) && p[-1] != '\\') | |
| 5539 *p-- = NUL; | |
| 5540 | |
| 5541 #ifdef FEAT_MULTI_LANG | |
| 5542 /* Check for a specified language */ | |
| 9 | 5543 lang = check_help_lang(arg); |
| 7 | 5544 #endif |
| 5545 | |
| 5546 /* When no argument given go to the index. */ | |
| 5547 if (*arg == NUL) | |
| 5548 arg = (char_u *)"help.txt"; | |
| 5549 | |
| 5550 /* | |
| 5551 * Check if there is a match for the argument. | |
| 5552 */ | |
| 5553 n = find_help_tags(arg, &num_matches, &matches, | |
| 5554 eap != NULL && eap->forceit); | |
| 5555 | |
| 5556 i = 0; | |
| 5557 #ifdef FEAT_MULTI_LANG | |
| 5558 if (n != FAIL && lang != NULL) | |
| 5559 /* Find first item with the requested language. */ | |
| 5560 for (i = 0; i < num_matches; ++i) | |
| 5561 { | |
| 835 | 5562 len = (int)STRLEN(matches[i]); |
| 7 | 5563 if (len > 3 && matches[i][len - 3] == '@' |
| 5564 && STRICMP(matches[i] + len - 2, lang) == 0) | |
| 5565 break; | |
| 5566 } | |
| 5567 #endif | |
| 5568 if (i >= num_matches || n == FAIL) | |
| 5569 { | |
| 5570 #ifdef FEAT_MULTI_LANG | |
| 5571 if (lang != NULL) | |
| 5572 EMSG3(_("E661: Sorry, no '%s' help for %s"), lang, arg); | |
| 5573 else | |
| 5574 #endif | |
| 5575 EMSG2(_("E149: Sorry, no help for %s"), arg); | |
| 5576 if (n != FAIL) | |
| 5577 FreeWild(num_matches, matches); | |
| 5578 return; | |
| 5579 } | |
| 5580 | |
| 5581 /* The first match (in the requested language) is the best match. */ | |
| 5582 tag = vim_strsave(matches[i]); | |
| 5583 FreeWild(num_matches, matches); | |
| 5584 | |
| 5585 #ifdef FEAT_GUI | |
| 5586 need_mouse_correct = TRUE; | |
| 5587 #endif | |
| 5588 | |
| 5589 /* | |
| 5590 * Re-use an existing help window or open a new one. | |
| 684 | 5591 * Always open a new one for ":tab help". |
| 7 | 5592 */ |
| 684 | 5593 if (!curwin->w_buffer->b_help |
| 5594 #ifdef FEAT_WINDOWS | |
| 5595 || cmdmod.tab != 0 | |
| 5596 #endif | |
| 5597 ) | |
| 7 | 5598 { |
| 5599 #ifdef FEAT_WINDOWS | |
| 684 | 5600 if (cmdmod.tab != 0) |
| 5601 wp = NULL; | |
| 5602 else | |
| 5603 for (wp = firstwin; wp != NULL; wp = wp->w_next) | |
| 5604 if (wp->w_buffer != NULL && wp->w_buffer->b_help) | |
| 5605 break; | |
| 7 | 5606 if (wp != NULL && wp->w_buffer->b_nwindows > 0) |
| 5607 win_enter(wp, TRUE); | |
| 5608 else | |
| 5609 #endif | |
| 5610 { | |
| 5611 /* | |
| 5612 * There is no help window yet. | |
| 5613 * Try to open the file specified by the "helpfile" option. | |
| 5614 */ | |
| 5615 if ((helpfd = mch_fopen((char *)p_hf, READBIN)) == NULL) | |
| 5616 { | |
| 274 | 5617 smsg((char_u *)_("Sorry, help file \"%s\" not found"), p_hf); |
| 7 | 5618 goto erret; |
| 5619 } | |
| 5620 fclose(helpfd); | |
| 5621 | |
| 5622 #ifdef FEAT_WINDOWS | |
| 5623 /* Split off help window; put it at far top if no position | |
| 684 | 5624 * specified, the current window is vertically split and |
| 5625 * narrow. */ | |
| 7 | 5626 n = WSP_HELP; |
| 5627 # ifdef FEAT_VERTSPLIT | |
| 5628 if (cmdmod.split == 0 && curwin->w_width != Columns | |
| 684 | 5629 && curwin->w_width < 80) |
| 7 | 5630 n |= WSP_TOP; |
| 5631 # endif | |
| 5632 if (win_split(0, n) == FAIL) | |
| 684 | 5633 goto erret; |
| 7 | 5634 #else |
| 5635 /* use current window */ | |
| 5636 if (!can_abandon(curbuf, FALSE)) | |
| 5637 goto erret; | |
| 684 | 5638 #endif |
| 7 | 5639 |
| 5640 #ifdef FEAT_WINDOWS | |
| 5641 if (curwin->w_height < p_hh) | |
| 5642 win_setheight((int)p_hh); | |
| 5643 #endif | |
| 5644 | |
| 5645 /* | |
| 5646 * Open help file (do_ecmd() will set b_help flag, readfile() will | |
| 5647 * set b_p_ro flag). | |
| 5648 * Set the alternate file to the previously edited file. | |
| 5649 */ | |
| 5650 alt_fnum = curbuf->b_fnum; | |
| 5651 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_LASTL, | |
| 1743 | 5652 ECMD_HIDE + ECMD_SET_HELP, |
| 5653 #ifdef FEAT_WINDOWS | |
| 5654 NULL /* buffer is still open, don't store info */ | |
| 5655 #else | |
| 5656 curwin | |
| 5657 #endif | |
| 5658 ); | |
| 22 | 5659 if (!cmdmod.keepalt) |
| 5660 curwin->w_alt_fnum = alt_fnum; | |
| 7 | 5661 empty_fnum = curbuf->b_fnum; |
| 5662 } | |
| 5663 } | |
| 5664 | |
| 5665 if (!p_im) | |
| 5666 restart_edit = 0; /* don't want insert mode in help file */ | |
| 5667 | |
| 5668 if (tag != NULL) | |
| 5669 do_tag(tag, DT_HELP, 1, FALSE, TRUE); | |
| 5670 | |
| 819 | 5671 /* Delete the empty buffer if we're not using it. Careful: autocommands |
| 5672 * may have jumped to another window, check that the buffer is not in a | |
| 5673 * window. */ | |
| 7 | 5674 if (empty_fnum != 0 && curbuf->b_fnum != empty_fnum) |
| 5675 { | |
| 5676 buf = buflist_findnr(empty_fnum); | |
| 819 | 5677 if (buf != NULL && buf->b_nwindows == 0) |
| 7 | 5678 wipe_buffer(buf, TRUE); |
| 5679 } | |
| 5680 | |
| 5681 /* keep the previous alternate file */ | |
| 22 | 5682 if (alt_fnum != 0 && curwin->w_alt_fnum == empty_fnum && !cmdmod.keepalt) |
| 7 | 5683 curwin->w_alt_fnum = alt_fnum; |
| 5684 | |
| 5685 erret: | |
| 5686 vim_free(tag); | |
| 5687 } | |
| 5688 | |
| 5689 | |
| 9 | 5690 #if defined(FEAT_MULTI_LANG) || defined(PROTO) |
| 5691 /* | |
| 5692 * In an argument search for a language specifiers in the form "@xx". | |
| 5693 * Changes the "@" to NUL if found, and returns a pointer to "xx". | |
| 5694 * Returns NULL if not found. | |
| 5695 */ | |
| 5696 char_u * | |
| 5697 check_help_lang(arg) | |
| 5698 char_u *arg; | |
| 5699 { | |
| 835 | 5700 int len = (int)STRLEN(arg); |
| 9 | 5701 |
| 5702 if (len >= 3 && arg[len - 3] == '@' && ASCII_ISALPHA(arg[len - 2]) | |
| 5703 && ASCII_ISALPHA(arg[len - 1])) | |
| 5704 { | |
| 5705 arg[len - 3] = NUL; /* remove the '@' */ | |
| 5706 return arg + len - 2; | |
| 5707 } | |
| 5708 return NULL; | |
| 5709 } | |
| 5710 #endif | |
| 5711 | |
| 7 | 5712 /* |
| 5713 * Return a heuristic indicating how well the given string matches. The | |
| 5714 * smaller the number, the better the match. This is the order of priorities, | |
| 5715 * from best match to worst match: | |
| 5716 * - Match with least alpha-numeric characters is better. | |
| 5717 * - Match with least total characters is better. | |
| 5718 * - Match towards the start is better. | |
| 5719 * - Match starting with "+" is worse (feature instead of command) | |
| 5720 * Assumption is made that the matched_string passed has already been found to | |
| 5721 * match some string for which help is requested. webb. | |
| 5722 */ | |
| 5723 int | |
| 5724 help_heuristic(matched_string, offset, wrong_case) | |
| 5725 char_u *matched_string; | |
| 5726 int offset; /* offset for match */ | |
| 5727 int wrong_case; /* no matching case */ | |
| 5728 { | |
| 5729 int num_letters; | |
| 5730 char_u *p; | |
| 5731 | |
| 5732 num_letters = 0; | |
| 5733 for (p = matched_string; *p; p++) | |
| 5734 if (ASCII_ISALNUM(*p)) | |
| 5735 num_letters++; | |
| 5736 | |
| 5737 /* | |
| 5738 * Multiply the number of letters by 100 to give it a much bigger | |
| 5739 * weighting than the number of characters. | |
| 5740 * If there only is a match while ignoring case, add 5000. | |
| 5741 * If the match starts in the middle of a word, add 10000 to put it | |
| 5742 * somewhere in the last half. | |
| 5743 * If the match is more than 2 chars from the start, multiply by 200 to | |
| 5744 * put it after matches at the start. | |
| 5745 */ | |
| 5746 if (ASCII_ISALNUM(matched_string[offset]) && offset > 0 | |
| 5747 && ASCII_ISALNUM(matched_string[offset - 1])) | |
| 5748 offset += 10000; | |
| 5749 else if (offset > 2) | |
| 5750 offset *= 200; | |
| 5751 if (wrong_case) | |
| 5752 offset += 5000; | |
| 5753 /* Features are less interesting than the subjects themselves, but "+" | |
| 5754 * alone is not a feature. */ | |
| 5755 if (matched_string[0] == '+' && matched_string[1] != NUL) | |
| 5756 offset += 100; | |
| 5757 return (int)(100 * num_letters + STRLEN(matched_string) + offset); | |
| 5758 } | |
| 5759 | |
| 5760 /* | |
| 5761 * Compare functions for qsort() below, that checks the help heuristics number | |
| 5762 * that has been put after the tagname by find_tags(). | |
| 5763 */ | |
| 5764 static int | |
| 5765 #ifdef __BORLANDC__ | |
| 5766 _RTLENTRYF | |
| 5767 #endif | |
| 5768 help_compare(s1, s2) | |
| 5769 const void *s1; | |
| 5770 const void *s2; | |
| 5771 { | |
| 5772 char *p1; | |
| 5773 char *p2; | |
| 5774 | |
| 5775 p1 = *(char **)s1 + strlen(*(char **)s1) + 1; | |
| 5776 p2 = *(char **)s2 + strlen(*(char **)s2) + 1; | |
| 5777 return strcmp(p1, p2); | |
| 5778 } | |
| 5779 | |
| 5780 /* | |
| 5781 * Find all help tags matching "arg", sort them and return in matches[], with | |
| 5782 * the number of matches in num_matches. | |
| 5783 * The matches will be sorted with a "best" match algorithm. | |
| 5784 * When "keep_lang" is TRUE try keeping the language of the current buffer. | |
| 5785 */ | |
| 5786 int | |
| 5787 find_help_tags(arg, num_matches, matches, keep_lang) | |
| 5788 char_u *arg; | |
| 5789 int *num_matches; | |
| 5790 char_u ***matches; | |
| 5791 int keep_lang; | |
| 5792 { | |
| 5793 char_u *s, *d; | |
| 5794 int i; | |
| 5795 static char *(mtable[]) = {"*", "g*", "[*", "]*", ":*", | |
| 445 | 5796 "/*", "/\\*", "\"*", "**", |
| 5797 "/\\(\\)", | |
| 323 | 5798 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?", |
| 279 | 5799 "/\\?", "/\\z(\\)", "\\=", ":s\\=", |
| 7 | 5800 "[count]", "[quotex]", "[range]", |
| 5801 "[pattern]", "\\|", "\\%$"}; | |
| 5802 static char *(rtable[]) = {"star", "gstar", "[star", "]star", ":star", | |
| 445 | 5803 "/star", "/\\\\star", "quotestar", "starstar", |
| 5804 "/\\\\(\\\\)", | |
| 323 | 5805 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?", |
| 279 | 5806 "/\\\\?", "/\\\\z(\\\\)", "\\\\=", ":s\\\\=", |
| 7 | 5807 "\\[count]", "\\[quotex]", "\\[range]", |
| 5808 "\\[pattern]", "\\\\bar", "/\\\\%\\$"}; | |
| 5809 int flags; | |
| 5810 | |
| 5811 d = IObuff; /* assume IObuff is long enough! */ | |
| 5812 | |
| 5813 /* | |
| 5814 * Recognize a few exceptions to the rule. Some strings that contain '*' | |
| 5815 * with "star". Otherwise '*' is recognized as a wildcard. | |
| 5816 */ | |
| 1872 | 5817 for (i = (int)(sizeof(mtable) / sizeof(char *)); --i >= 0; ) |
| 7 | 5818 if (STRCMP(arg, mtable[i]) == 0) |
| 5819 { | |
| 5820 STRCPY(d, rtable[i]); | |
| 5821 break; | |
| 5822 } | |
| 5823 | |
| 5824 if (i < 0) /* no match in table */ | |
| 5825 { | |
| 5826 /* Replace "\S" with "/\\S", etc. Otherwise every tag is matched. | |
| 5827 * Also replace "\%^" and "\%(", they match every tag too. | |
| 5828 * Also "\zs", "\z1", etc. | |
| 5829 * Also "\@<", "\@=", "\@<=", etc. | |
| 5830 * And also "\_$" and "\_^". */ | |
| 5831 if (arg[0] == '\\' | |
| 5832 && ((arg[1] != NUL && arg[2] == NUL) | |
| 5833 || (vim_strchr((char_u *)"%_z@", arg[1]) != NULL | |
| 5834 && arg[2] != NUL))) | |
| 5835 { | |
| 5836 STRCPY(d, "/\\\\"); | |
| 5837 STRCPY(d + 3, arg + 1); | |
| 5838 /* Check for "/\\_$", should be "/\\_\$" */ | |
| 5839 if (d[3] == '_' && d[4] == '$') | |
| 5840 STRCPY(d + 4, "\\$"); | |
| 5841 } | |
| 5842 else | |
| 5843 { | |
| 5844 /* replace "[:...:]" with "\[:...:]"; "[+...]" with "\[++...]" */ | |
| 5845 if (arg[0] == '[' && (arg[1] == ':' | |
| 5846 || (arg[1] == '+' && arg[2] == '+'))) | |
| 5847 *d++ = '\\'; | |
| 5848 | |
| 5849 for (s = arg; *s; ++s) | |
| 5850 { | |
| 5851 /* | |
| 5852 * Replace "|" with "bar" and '"' with "quote" to match the name of | |
| 5853 * the tags for these commands. | |
| 5854 * Replace "*" with ".*" and "?" with "." to match command line | |
| 5855 * completion. | |
| 5856 * Insert a backslash before '~', '$' and '.' to avoid their | |
| 5857 * special meaning. | |
| 5858 */ | |
| 5859 if (d - IObuff > IOSIZE - 10) /* getting too long!? */ | |
| 5860 break; | |
| 5861 switch (*s) | |
| 5862 { | |
| 5863 case '|': STRCPY(d, "bar"); | |
| 5864 d += 3; | |
| 5865 continue; | |
| 5866 case '"': STRCPY(d, "quote"); | |
| 5867 d += 5; | |
| 5868 continue; | |
| 5869 case '*': *d++ = '.'; | |
| 5870 break; | |
| 5871 case '?': *d++ = '.'; | |
| 5872 continue; | |
| 5873 case '$': | |
| 5874 case '.': | |
| 5875 case '~': *d++ = '\\'; | |
| 5876 break; | |
| 5877 } | |
| 5878 | |
| 5879 /* | |
| 5880 * Replace "^x" by "CTRL-X". Don't do this for "^_" to make | |
| 5881 * ":help i_^_CTRL-D" work. | |
| 5882 * Insert '-' before and after "CTRL-X" when applicable. | |
| 5883 */ | |
| 5884 if (*s < ' ' || (*s == '^' && s[1] && (ASCII_ISALPHA(s[1]) | |
| 5885 || vim_strchr((char_u *)"?@[\\]^", s[1]) != NULL))) | |
| 5886 { | |
| 5887 if (d > IObuff && d[-1] != '_') | |
| 5888 *d++ = '_'; /* prepend a '_' */ | |
| 5889 STRCPY(d, "CTRL-"); | |
| 5890 d += 5; | |
| 5891 if (*s < ' ') | |
| 5892 { | |
| 5893 #ifdef EBCDIC | |
| 5894 *d++ = CtrlChar(*s); | |
| 5895 #else | |
| 5896 *d++ = *s + '@'; | |
| 5897 #endif | |
| 5898 if (d[-1] == '\\') | |
| 5899 *d++ = '\\'; /* double a backslash */ | |
| 5900 } | |
| 5901 else | |
| 5902 *d++ = *++s; | |
| 5903 if (s[1] != NUL && s[1] != '_') | |
| 5904 *d++ = '_'; /* append a '_' */ | |
| 5905 continue; | |
| 5906 } | |
| 5907 else if (*s == '^') /* "^" or "CTRL-^" or "^_" */ | |
| 5908 *d++ = '\\'; | |
| 5909 | |
| 5910 /* | |
| 5911 * Insert a backslash before a backslash after a slash, for search | |
| 5912 * pattern tags: "/\|" --> "/\\|". | |
| 5913 */ | |
| 5914 else if (s[0] == '\\' && s[1] != '\\' | |
| 5915 && *arg == '/' && s == arg + 1) | |
| 5916 *d++ = '\\'; | |
| 5917 | |
| 5918 /* "CTRL-\_" -> "CTRL-\\_" to avoid the special meaning of "\_" in | |
| 5919 * "CTRL-\_CTRL-N" */ | |
| 5920 if (STRNICMP(s, "CTRL-\\_", 7) == 0) | |
| 5921 { | |
| 5922 STRCPY(d, "CTRL-\\\\"); | |
| 5923 d += 7; | |
| 5924 s += 6; | |
| 5925 } | |
| 5926 | |
| 5927 *d++ = *s; | |
| 5928 | |
| 5929 /* | |
| 5930 * If tag starts with ', toss everything after a second '. Fixes | |
| 5931 * CTRL-] on 'option'. (would include the trailing '.'). | |
| 5932 */ | |
| 5933 if (*s == '\'' && s > arg && *arg == '\'') | |
| 5934 break; | |
| 5935 } | |
| 5936 *d = NUL; | |
| 5937 } | |
| 5938 } | |
| 5939 | |
| 5940 *matches = (char_u **)""; | |
| 5941 *num_matches = 0; | |
| 5942 flags = TAG_HELP | TAG_REGEXP | TAG_NAMES | TAG_VERBOSE; | |
| 5943 if (keep_lang) | |
| 5944 flags |= TAG_KEEP_LANG; | |
| 1696 | 5945 if (find_tags(IObuff, num_matches, matches, flags, (int)MAXCOL, NULL) == OK |
| 7 | 5946 && *num_matches > 0) |
| 1696 | 5947 { |
| 7 | 5948 /* Sort the matches found on the heuristic number that is after the |
| 5949 * tag name. */ | |
| 5950 qsort((void *)*matches, (size_t)*num_matches, | |
| 5951 sizeof(char_u *), help_compare); | |
| 1696 | 5952 /* Delete more than TAG_MANY to reduce the size of the listing. */ |
| 5953 while (*num_matches > TAG_MANY) | |
| 5954 vim_free((*matches)[--*num_matches]); | |
| 5955 } | |
| 7 | 5956 return OK; |
| 5957 } | |
| 5958 | |
| 5959 /* | |
| 5960 * After reading a help file: May cleanup a help buffer when syntax | |
| 5961 * highlighting is not used. | |
| 5962 */ | |
| 5963 void | |
| 5964 fix_help_buffer() | |
| 5965 { | |
| 5966 linenr_T lnum; | |
| 5967 char_u *line; | |
| 5968 int in_example = FALSE; | |
| 5969 int len; | |
| 5970 char_u *p; | |
| 5971 char_u *rt; | |
| 5972 int mustfree; | |
| 5973 | |
| 5974 /* set filetype to "help". */ | |
| 5975 set_option_value((char_u *)"ft", 0L, (char_u *)"help", OPT_LOCAL); | |
| 5976 | |
| 5977 #ifdef FEAT_SYN_HL | |
|
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
5978 if (!syntax_present(curwin)) |
| 7 | 5979 #endif |
| 5980 { | |
| 5981 for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum) | |
| 5982 { | |
| 5983 line = ml_get_buf(curbuf, lnum, FALSE); | |
| 5984 len = (int)STRLEN(line); | |
| 5985 if (in_example && len > 0 && !vim_iswhite(line[0])) | |
| 5986 { | |
| 5987 /* End of example: non-white or '<' in first column. */ | |
| 5988 if (line[0] == '<') | |
| 5989 { | |
| 5990 /* blank-out a '<' in the first column */ | |
| 5991 line = ml_get_buf(curbuf, lnum, TRUE); | |
| 5992 line[0] = ' '; | |
| 5993 } | |
| 5994 in_example = FALSE; | |
| 5995 } | |
| 5996 if (!in_example && len > 0) | |
| 5997 { | |
| 5998 if (line[len - 1] == '>' && (len == 1 || line[len - 2] == ' ')) | |
| 5999 { | |
| 6000 /* blank-out a '>' in the last column (start of example) */ | |
| 6001 line = ml_get_buf(curbuf, lnum, TRUE); | |
| 6002 line[len - 1] = ' '; | |
| 6003 in_example = TRUE; | |
| 6004 } | |
| 6005 else if (line[len - 1] == '~') | |
| 6006 { | |
| 6007 /* blank-out a '~' at the end of line (header marker) */ | |
| 6008 line = ml_get_buf(curbuf, lnum, TRUE); | |
| 6009 line[len - 1] = ' '; | |
| 6010 } | |
| 6011 } | |
| 6012 } | |
| 6013 } | |
| 6014 | |
| 6015 /* | |
| 6016 * In the "help.txt" file, add the locally added help files. | |
| 6017 * This uses the very first line in the help file. | |
| 6018 */ | |
| 6019 if (fnamecmp(gettail(curbuf->b_fname), "help.txt") == 0) | |
| 6020 { | |
| 6021 for (lnum = 1; lnum < curbuf->b_ml.ml_line_count; ++lnum) | |
| 6022 { | |
| 6023 line = ml_get_buf(curbuf, lnum, FALSE); | |
| 6024 if (strstr((char *)line, "*local-additions*") != NULL) | |
| 6025 { | |
| 6026 /* Go through all directories in 'runtimepath', skipping | |
| 6027 * $VIMRUNTIME. */ | |
| 6028 p = p_rtp; | |
| 6029 while (*p != NUL) | |
| 6030 { | |
| 6031 copy_option_part(&p, NameBuff, MAXPATHL, ","); | |
| 6032 mustfree = FALSE; | |
| 6033 rt = vim_getenv((char_u *)"VIMRUNTIME", &mustfree); | |
| 6034 if (fullpathcmp(rt, NameBuff, FALSE) != FPC_SAME) | |
| 6035 { | |
| 6036 int fcount; | |
| 6037 char_u **fnames; | |
| 6038 FILE *fd; | |
| 6039 char_u *s; | |
| 6040 int fi; | |
| 6041 #ifdef FEAT_MBYTE | |
| 6042 vimconv_T vc; | |
| 6043 char_u *cp; | |
| 6044 #endif | |
| 6045 | |
| 6046 /* Find all "doc/ *.txt" files in this directory. */ | |
| 6047 add_pathsep(NameBuff); | |
| 6048 STRCAT(NameBuff, "doc/*.txt"); | |
| 6049 if (gen_expand_wildcards(1, &NameBuff, &fcount, | |
| 6050 &fnames, EW_FILE|EW_SILENT) == OK | |
| 6051 && fcount > 0) | |
| 6052 { | |
| 6053 for (fi = 0; fi < fcount; ++fi) | |
| 6054 { | |
| 531 | 6055 fd = mch_fopen((char *)fnames[fi], "r"); |
| 7 | 6056 if (fd != NULL) |
| 6057 { | |
| 6058 vim_fgets(IObuff, IOSIZE, fd); | |
| 6059 if (IObuff[0] == '*' | |
| 6060 && (s = vim_strchr(IObuff + 1, '*')) | |
| 6061 != NULL) | |
| 6062 { | |
| 6063 #ifdef FEAT_MBYTE | |
| 6064 int this_utf = MAYBE; | |
| 6065 #endif | |
| 6066 /* Change tag definition to a | |
| 6067 * reference and remove <CR>/<NL>. */ | |
| 6068 IObuff[0] = '|'; | |
| 6069 *s = '|'; | |
| 6070 while (*s != NUL) | |
| 6071 { | |
| 6072 if (*s == '\r' || *s == '\n') | |
| 6073 *s = NUL; | |
| 6074 #ifdef FEAT_MBYTE | |
| 6075 /* The text is utf-8 when a byte | |
| 6076 * above 127 is found and no | |
| 6077 * illegal byte sequence is found. | |
| 6078 */ | |
| 6079 if (*s >= 0x80 && this_utf != FALSE) | |
| 6080 { | |
| 6081 int l; | |
| 6082 | |
| 6083 this_utf = TRUE; | |
| 474 | 6084 l = utf_ptr2len(s); |
| 7 | 6085 if (l == 1) |
| 6086 this_utf = FALSE; | |
| 6087 s += l - 1; | |
| 6088 } | |
| 6089 #endif | |
| 6090 ++s; | |
| 6091 } | |
| 6092 #ifdef FEAT_MBYTE | |
| 6093 /* The help file is latin1 or utf-8; | |
| 6094 * conversion to the current | |
| 6095 * 'encoding' may be required. */ | |
| 6096 vc.vc_type = CONV_NONE; | |
| 6097 convert_setup(&vc, (char_u *)( | |
| 6098 this_utf == TRUE ? "utf-8" | |
| 6099 : "latin1"), p_enc); | |
| 6100 if (vc.vc_type == CONV_NONE) | |
| 6101 /* No conversion needed. */ | |
| 6102 cp = IObuff; | |
| 6103 else | |
| 6104 { | |
| 6105 /* Do the conversion. If it fails | |
| 6106 * use the unconverted text. */ | |
| 6107 cp = string_convert(&vc, IObuff, | |
| 6108 NULL); | |
| 6109 if (cp == NULL) | |
| 6110 cp = IObuff; | |
| 6111 } | |
| 6112 convert_setup(&vc, NULL, NULL); | |
| 6113 | |
| 6114 ml_append(lnum, cp, (colnr_T)0, FALSE); | |
| 6115 if (cp != IObuff) | |
| 6116 vim_free(cp); | |
| 6117 #else | |
| 6118 ml_append(lnum, IObuff, (colnr_T)0, | |
| 6119 FALSE); | |
| 6120 #endif | |
| 6121 ++lnum; | |
| 6122 } | |
| 6123 fclose(fd); | |
| 6124 } | |
| 6125 } | |
| 6126 FreeWild(fcount, fnames); | |
| 6127 } | |
| 6128 } | |
| 6129 if (mustfree) | |
| 6130 vim_free(rt); | |
| 6131 } | |
| 6132 break; | |
| 6133 } | |
| 6134 } | |
| 6135 } | |
| 6136 } | |
| 6137 | |
| 40 | 6138 /* |
| 6139 * ":exusage" | |
| 6140 */ | |
| 6141 void | |
| 6142 ex_exusage(eap) | |
| 1876 | 6143 exarg_T *eap UNUSED; |
| 40 | 6144 { |
| 6145 do_cmdline_cmd((char_u *)"help ex-cmd-index"); | |
| 6146 } | |
| 6147 | |
| 6148 /* | |
| 6149 * ":viusage" | |
| 6150 */ | |
| 6151 void | |
| 6152 ex_viusage(eap) | |
| 1876 | 6153 exarg_T *eap UNUSED; |
| 40 | 6154 { |
| 6155 do_cmdline_cmd((char_u *)"help normal-index"); | |
| 6156 } | |
| 6157 | |
| 7 | 6158 #if defined(FEAT_EX_EXTRA) || defined(PROTO) |
| 1502 | 6159 static void helptags_one __ARGS((char_u *dir, char_u *ext, char_u *lang, int add_help_tags)); |
| 7 | 6160 |
| 6161 /* | |
| 6162 * ":helptags" | |
| 6163 */ | |
| 6164 void | |
| 6165 ex_helptags(eap) | |
| 6166 exarg_T *eap; | |
| 6167 { | |
| 6168 garray_T ga; | |
| 6169 int i, j; | |
| 6170 int len; | |
| 9 | 6171 #ifdef FEAT_MULTI_LANG |
| 7 | 6172 char_u lang[2]; |
| 9 | 6173 #endif |
| 1507 | 6174 expand_T xpc; |
| 6175 char_u *dirname; | |
| 7 | 6176 char_u ext[5]; |
| 6177 char_u fname[8]; | |
| 6178 int filecount; | |
| 6179 char_u **files; | |
| 1502 | 6180 int add_help_tags = FALSE; |
| 6181 | |
| 6182 /* Check for ":helptags ++t {dir}". */ | |
| 6183 if (STRNCMP(eap->arg, "++t", 3) == 0 && vim_iswhite(eap->arg[3])) | |
| 6184 { | |
| 6185 add_help_tags = TRUE; | |
| 6186 eap->arg = skipwhite(eap->arg + 3); | |
| 6187 } | |
| 7 | 6188 |
| 1507 | 6189 ExpandInit(&xpc); |
| 6190 xpc.xp_context = EXPAND_DIRECTORIES; | |
| 6191 dirname = ExpandOne(&xpc, eap->arg, NULL, | |
| 6192 WILD_LIST_NOTFOUND|WILD_SILENT, WILD_EXPAND_FREE); | |
| 6193 if (dirname == NULL || !mch_isdir(dirname)) | |
| 7 | 6194 { |
| 6195 EMSG2(_("E150: Not a directory: %s"), eap->arg); | |
| 6196 return; | |
| 6197 } | |
| 6198 | |
| 6199 #ifdef FEAT_MULTI_LANG | |
| 6200 /* Get a list of all files in the directory. */ | |
| 1507 | 6201 STRCPY(NameBuff, dirname); |
| 7 | 6202 add_pathsep(NameBuff); |
| 6203 STRCAT(NameBuff, "*"); | |
| 6204 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files, | |
| 6205 EW_FILE|EW_SILENT) == FAIL | |
| 6206 || filecount == 0) | |
| 6207 { | |
| 6208 EMSG2("E151: No match: %s", NameBuff); | |
| 1507 | 6209 vim_free(dirname); |
| 7 | 6210 return; |
| 6211 } | |
| 6212 | |
| 6213 /* Go over all files in the directory to find out what languages are | |
| 6214 * present. */ | |
| 6215 ga_init2(&ga, 1, 10); | |
| 6216 for (i = 0; i < filecount; ++i) | |
| 6217 { | |
| 835 | 6218 len = (int)STRLEN(files[i]); |
| 7 | 6219 if (len > 4) |
| 6220 { | |
| 6221 if (STRICMP(files[i] + len - 4, ".txt") == 0) | |
| 6222 { | |
| 6223 /* ".txt" -> language "en" */ | |
| 6224 lang[0] = 'e'; | |
| 6225 lang[1] = 'n'; | |
| 6226 } | |
| 6227 else if (files[i][len - 4] == '.' | |
| 6228 && ASCII_ISALPHA(files[i][len - 3]) | |
| 6229 && ASCII_ISALPHA(files[i][len - 2]) | |
| 6230 && TOLOWER_ASC(files[i][len - 1]) == 'x') | |
| 6231 { | |
| 6232 /* ".abx" -> language "ab" */ | |
| 6233 lang[0] = TOLOWER_ASC(files[i][len - 3]); | |
| 6234 lang[1] = TOLOWER_ASC(files[i][len - 2]); | |
| 6235 } | |
| 6236 else | |
| 6237 continue; | |
| 6238 | |
| 6239 /* Did we find this language already? */ | |
| 6240 for (j = 0; j < ga.ga_len; j += 2) | |
| 6241 if (STRNCMP(lang, ((char_u *)ga.ga_data) + j, 2) == 0) | |
| 6242 break; | |
| 6243 if (j == ga.ga_len) | |
| 6244 { | |
| 6245 /* New language, add it. */ | |
| 6246 if (ga_grow(&ga, 2) == FAIL) | |
| 6247 break; | |
| 6248 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[0]; | |
| 6249 ((char_u *)ga.ga_data)[ga.ga_len++] = lang[1]; | |
| 6250 } | |
| 6251 } | |
| 6252 } | |
| 6253 | |
| 6254 /* | |
| 6255 * Loop over the found languages to generate a tags file for each one. | |
| 6256 */ | |
| 6257 for (j = 0; j < ga.ga_len; j += 2) | |
| 6258 { | |
| 6259 STRCPY(fname, "tags-xx"); | |
| 6260 fname[5] = ((char_u *)ga.ga_data)[j]; | |
| 6261 fname[6] = ((char_u *)ga.ga_data)[j + 1]; | |
| 6262 if (fname[5] == 'e' && fname[6] == 'n') | |
| 6263 { | |
| 6264 /* English is an exception: use ".txt" and "tags". */ | |
| 6265 fname[4] = NUL; | |
| 6266 STRCPY(ext, ".txt"); | |
| 6267 } | |
| 6268 else | |
| 6269 { | |
| 6270 /* Language "ab" uses ".abx" and "tags-ab". */ | |
| 6271 STRCPY(ext, ".xxx"); | |
| 6272 ext[1] = fname[5]; | |
| 6273 ext[2] = fname[6]; | |
| 6274 } | |
| 1507 | 6275 helptags_one(dirname, ext, fname, add_help_tags); |
| 7 | 6276 } |
| 6277 | |
| 6278 ga_clear(&ga); | |
| 6279 FreeWild(filecount, files); | |
| 6280 | |
| 6281 #else | |
| 6282 /* No language support, just use "*.txt" and "tags". */ | |
| 1507 | 6283 helptags_one(dirname, (char_u *)".txt", (char_u *)"tags", add_help_tags); |
| 6284 #endif | |
| 6285 vim_free(dirname); | |
| 7 | 6286 } |
| 6287 | |
| 6288 static void | |
| 1502 | 6289 helptags_one(dir, ext, tagfname, add_help_tags) |
| 6290 char_u *dir; /* doc directory */ | |
| 6291 char_u *ext; /* suffix, ".txt", ".itx", ".frx", etc. */ | |
| 6292 char_u *tagfname; /* "tags" for English, "tags-fr" for French. */ | |
| 6293 int add_help_tags; /* add "help-tags" tag */ | |
| 7 | 6294 { |
| 6295 FILE *fd_tags; | |
| 6296 FILE *fd; | |
| 6297 garray_T ga; | |
| 6298 int filecount; | |
| 6299 char_u **files; | |
| 6300 char_u *p1, *p2; | |
| 6301 int fi; | |
| 6302 char_u *s; | |
| 6303 int i; | |
| 6304 char_u *fname; | |
| 6305 # ifdef FEAT_MBYTE | |
| 6306 int utf8 = MAYBE; | |
| 6307 int this_utf8; | |
| 6308 int firstline; | |
| 6309 int mix = FALSE; /* detected mixed encodings */ | |
| 6310 # endif | |
| 6311 | |
| 6312 /* | |
| 6313 * Find all *.txt files. | |
| 6314 */ | |
| 6315 STRCPY(NameBuff, dir); | |
| 6316 add_pathsep(NameBuff); | |
| 6317 STRCAT(NameBuff, "*"); | |
| 6318 STRCAT(NameBuff, ext); | |
| 6319 if (gen_expand_wildcards(1, &NameBuff, &filecount, &files, | |
| 6320 EW_FILE|EW_SILENT) == FAIL | |
| 6321 || filecount == 0) | |
| 6322 { | |
| 6323 if (!got_int) | |
| 6324 EMSG2("E151: No match: %s", NameBuff); | |
| 6325 return; | |
| 6326 } | |
| 6327 | |
| 6328 /* | |
| 6329 * Open the tags file for writing. | |
| 6330 * Do this before scanning through all the files. | |
| 6331 */ | |
| 6332 STRCPY(NameBuff, dir); | |
| 6333 add_pathsep(NameBuff); | |
| 6334 STRCAT(NameBuff, tagfname); | |
| 531 | 6335 fd_tags = mch_fopen((char *)NameBuff, "w"); |
| 7 | 6336 if (fd_tags == NULL) |
| 6337 { | |
| 6338 EMSG2(_("E152: Cannot open %s for writing"), NameBuff); | |
| 6339 FreeWild(filecount, files); | |
| 6340 return; | |
| 6341 } | |
| 6342 | |
| 6343 /* | |
| 1502 | 6344 * If using the "++t" argument or generating tags for "$VIMRUNTIME/doc" |
| 6345 * add the "help-tags" tag. | |
| 7 | 6346 */ |
| 6347 ga_init2(&ga, (int)sizeof(char_u *), 100); | |
| 1502 | 6348 if (add_help_tags || fullpathcmp((char_u *)"$VIMRUNTIME/doc", |
| 6349 dir, FALSE) == FPC_SAME) | |
| 7 | 6350 { |
| 6351 if (ga_grow(&ga, 1) == FAIL) | |
| 6352 got_int = TRUE; | |
| 6353 else | |
| 6354 { | |
| 835 | 6355 s = alloc(18 + (unsigned)STRLEN(tagfname)); |
| 7 | 6356 if (s == NULL) |
| 6357 got_int = TRUE; | |
| 6358 else | |
| 6359 { | |
| 6360 sprintf((char *)s, "help-tags\t%s\t1\n", tagfname); | |
| 6361 ((char_u **)ga.ga_data)[ga.ga_len] = s; | |
| 6362 ++ga.ga_len; | |
| 6363 } | |
| 6364 } | |
| 6365 } | |
| 6366 | |
| 6367 /* | |
| 6368 * Go over all the files and extract the tags. | |
| 6369 */ | |
| 6370 for (fi = 0; fi < filecount && !got_int; ++fi) | |
| 6371 { | |
| 531 | 6372 fd = mch_fopen((char *)files[fi], "r"); |
| 7 | 6373 if (fd == NULL) |
| 6374 { | |
| 6375 EMSG2(_("E153: Unable to open %s for reading"), files[fi]); | |
| 6376 continue; | |
| 6377 } | |
| 6378 fname = gettail(files[fi]); | |
| 6379 | |
| 6380 # ifdef FEAT_MBYTE | |
| 6381 firstline = TRUE; | |
| 6382 # endif | |
| 6383 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) | |
| 6384 { | |
| 6385 # ifdef FEAT_MBYTE | |
| 6386 if (firstline) | |
| 6387 { | |
| 6388 /* Detect utf-8 file by a non-ASCII char in the first line. */ | |
| 6389 this_utf8 = MAYBE; | |
| 6390 for (s = IObuff; *s != NUL; ++s) | |
| 6391 if (*s >= 0x80) | |
| 6392 { | |
| 6393 int l; | |
| 6394 | |
| 6395 this_utf8 = TRUE; | |
| 474 | 6396 l = utf_ptr2len(s); |
| 7 | 6397 if (l == 1) |
| 6398 { | |
| 6399 /* Illegal UTF-8 byte sequence. */ | |
| 6400 this_utf8 = FALSE; | |
| 6401 break; | |
| 6402 } | |
| 6403 s += l - 1; | |
| 6404 } | |
| 6405 if (this_utf8 == MAYBE) /* only ASCII characters found */ | |
| 6406 this_utf8 = FALSE; | |
| 6407 if (utf8 == MAYBE) /* first file */ | |
| 6408 utf8 = this_utf8; | |
| 6409 else if (utf8 != this_utf8) | |
| 6410 { | |
| 6411 EMSG2(_("E670: Mix of help file encodings within a language: %s"), files[fi]); | |
| 6412 mix = !got_int; | |
| 6413 got_int = TRUE; | |
| 6414 } | |
| 6415 firstline = FALSE; | |
| 6416 } | |
| 6417 # endif | |
| 6418 p1 = vim_strchr(IObuff, '*'); /* find first '*' */ | |
| 6419 while (p1 != NULL) | |
| 6420 { | |
| 6421 p2 = vim_strchr(p1 + 1, '*'); /* find second '*' */ | |
| 6422 if (p2 != NULL && p2 > p1 + 1) /* skip "*" and "**" */ | |
| 6423 { | |
| 6424 for (s = p1 + 1; s < p2; ++s) | |
| 6425 if (*s == ' ' || *s == '\t' || *s == '|') | |
| 6426 break; | |
| 6427 | |
| 6428 /* | |
| 6429 * Only accept a *tag* when it consists of valid | |
| 6430 * characters, there is white space before it and is | |
| 6431 * followed by a white character or end-of-line. | |
| 6432 */ | |
| 6433 if (s == p2 | |
| 6434 && (p1 == IObuff || p1[-1] == ' ' || p1[-1] == '\t') | |
| 6435 && (vim_strchr((char_u *)" \t\n\r", s[1]) != NULL | |
| 6436 || s[1] == '\0')) | |
| 6437 { | |
| 6438 *p2 = '\0'; | |
| 6439 ++p1; | |
| 6440 if (ga_grow(&ga, 1) == FAIL) | |
| 6441 { | |
| 6442 got_int = TRUE; | |
| 6443 break; | |
| 6444 } | |
| 6445 s = alloc((unsigned)(p2 - p1 + STRLEN(fname) + 2)); | |
| 6446 if (s == NULL) | |
| 6447 { | |
| 6448 got_int = TRUE; | |
| 6449 break; | |
| 6450 } | |
| 6451 ((char_u **)ga.ga_data)[ga.ga_len] = s; | |
| 6452 ++ga.ga_len; | |
| 6453 sprintf((char *)s, "%s\t%s", p1, fname); | |
| 6454 | |
| 6455 /* find next '*' */ | |
| 6456 p2 = vim_strchr(p2 + 1, '*'); | |
| 6457 } | |
| 6458 } | |
| 6459 p1 = p2; | |
| 6460 } | |
| 6461 line_breakcheck(); | |
| 6462 } | |
| 6463 | |
| 6464 fclose(fd); | |
| 6465 } | |
| 6466 | |
| 6467 FreeWild(filecount, files); | |
| 6468 | |
| 6469 if (!got_int) | |
| 6470 { | |
| 6471 /* | |
| 6472 * Sort the tags. | |
| 6473 */ | |
| 6474 sort_strings((char_u **)ga.ga_data, ga.ga_len); | |
| 6475 | |
| 6476 /* | |
| 6477 * Check for duplicates. | |
| 6478 */ | |
| 6479 for (i = 1; i < ga.ga_len; ++i) | |
| 6480 { | |
| 6481 p1 = ((char_u **)ga.ga_data)[i - 1]; | |
| 6482 p2 = ((char_u **)ga.ga_data)[i]; | |
| 6483 while (*p1 == *p2) | |
| 6484 { | |
| 6485 if (*p2 == '\t') | |
| 6486 { | |
| 6487 *p2 = NUL; | |
| 274 | 6488 vim_snprintf((char *)NameBuff, MAXPATHL, |
| 7 | 6489 _("E154: Duplicate tag \"%s\" in file %s/%s"), |
| 6490 ((char_u **)ga.ga_data)[i], dir, p2 + 1); | |
| 6491 EMSG(NameBuff); | |
| 6492 *p2 = '\t'; | |
| 6493 break; | |
| 6494 } | |
| 6495 ++p1; | |
| 6496 ++p2; | |
| 6497 } | |
| 6498 } | |
| 6499 | |
| 6500 # ifdef FEAT_MBYTE | |
| 6501 if (utf8 == TRUE) | |
| 6502 fprintf(fd_tags, "!_TAG_FILE_ENCODING\tutf-8\t//\n"); | |
| 6503 # endif | |
| 6504 | |
| 6505 /* | |
| 6506 * Write the tags into the file. | |
| 6507 */ | |
| 6508 for (i = 0; i < ga.ga_len; ++i) | |
| 6509 { | |
| 6510 s = ((char_u **)ga.ga_data)[i]; | |
| 1325 | 6511 if (STRNCMP(s, "help-tags\t", 10) == 0) |
| 7 | 6512 /* help-tags entry was added in formatted form */ |
| 1325 | 6513 fputs((char *)s, fd_tags); |
| 7 | 6514 else |
| 6515 { | |
| 6516 fprintf(fd_tags, "%s\t/*", s); | |
| 6517 for (p1 = s; *p1 != '\t'; ++p1) | |
| 6518 { | |
| 6519 /* insert backslash before '\\' and '/' */ | |
| 6520 if (*p1 == '\\' || *p1 == '/') | |
| 6521 putc('\\', fd_tags); | |
| 6522 putc(*p1, fd_tags); | |
| 6523 } | |
| 6524 fprintf(fd_tags, "*\n"); | |
| 6525 } | |
| 6526 } | |
| 6527 } | |
| 6528 #ifdef FEAT_MBYTE | |
| 6529 if (mix) | |
| 6530 got_int = FALSE; /* continue with other languages */ | |
| 6531 #endif | |
| 6532 | |
| 6533 for (i = 0; i < ga.ga_len; ++i) | |
| 6534 vim_free(((char_u **)ga.ga_data)[i]); | |
| 6535 ga_clear(&ga); | |
| 6536 fclose(fd_tags); /* there is no check for an error... */ | |
| 6537 } | |
| 6538 #endif | |
| 6539 | |
| 6540 #if defined(FEAT_SIGNS) || defined(PROTO) | |
| 6541 | |
| 6542 /* | |
| 6543 * Struct to hold the sign properties. | |
| 6544 */ | |
| 6545 typedef struct sign sign_T; | |
| 6546 | |
| 6547 struct sign | |
| 6548 { | |
| 6549 sign_T *sn_next; /* next sign in list */ | |
| 6550 int sn_typenr; /* type number of sign (negative if not equal | |
| 6551 to name) */ | |
| 6552 char_u *sn_name; /* name of sign */ | |
| 6553 char_u *sn_icon; /* name of pixmap */ | |
| 6554 #ifdef FEAT_SIGN_ICONS | |
| 6555 void *sn_image; /* icon image */ | |
| 6556 #endif | |
| 6557 char_u *sn_text; /* text used instead of pixmap */ | |
| 6558 int sn_line_hl; /* highlight ID for line */ | |
| 6559 int sn_text_hl; /* highlight ID for text */ | |
| 6560 }; | |
| 6561 | |
| 6562 static sign_T *first_sign = NULL; | |
| 6563 static int last_sign_typenr = MAX_TYPENR; /* is decremented */ | |
| 6564 | |
| 1874 | 6565 static int sign_cmd_idx __ARGS((char_u *begin_cmd, char_u *end_cmd)); |
| 7 | 6566 static void sign_list_defined __ARGS((sign_T *sp)); |
| 1828 | 6567 static void sign_undefine __ARGS((sign_T *sp, sign_T *sp_prev)); |
| 7 | 6568 |
| 1868 | 6569 static char *cmds[] = { |
| 6570 "define", | |
| 6571 #define SIGNCMD_DEFINE 0 | |
| 6572 "undefine", | |
| 6573 #define SIGNCMD_UNDEFINE 1 | |
| 6574 "list", | |
| 6575 #define SIGNCMD_LIST 2 | |
| 6576 "place", | |
| 6577 #define SIGNCMD_PLACE 3 | |
| 6578 "unplace", | |
| 6579 #define SIGNCMD_UNPLACE 4 | |
| 6580 "jump", | |
| 6581 #define SIGNCMD_JUMP 5 | |
| 6582 NULL | |
| 6583 #define SIGNCMD_LAST 6 | |
| 6584 }; | |
| 6585 | |
| 6586 /* | |
| 6587 * Find index of a ":sign" subcmd from its name. | |
| 6588 * "*end_cmd" must be writable. | |
| 6589 */ | |
| 6590 static int | |
| 6591 sign_cmd_idx(begin_cmd, end_cmd) | |
| 1874 | 6592 char_u *begin_cmd; /* begin of sign subcmd */ |
| 6593 char_u *end_cmd; /* just after sign subcmd */ | |
| 1868 | 6594 { |
| 6595 int idx; | |
| 6596 char save = *end_cmd; | |
| 6597 | |
| 6598 *end_cmd = NUL; | |
| 6599 for (idx = 0; ; ++idx) | |
| 6600 if (cmds[idx] == NULL || STRCMP(begin_cmd, cmds[idx]) == 0) | |
| 6601 break; | |
| 6602 *end_cmd = save; | |
| 6603 return idx; | |
| 6604 } | |
| 6605 | |
| 7 | 6606 /* |
| 6607 * ":sign" command | |
| 6608 */ | |
| 6609 void | |
| 6610 ex_sign(eap) | |
| 6611 exarg_T *eap; | |
| 6612 { | |
| 6613 char_u *arg = eap->arg; | |
| 6614 char_u *p; | |
| 6615 int idx; | |
| 6616 sign_T *sp; | |
| 6617 sign_T *sp_prev; | |
| 6618 buf_T *buf; | |
| 6619 | |
| 6620 /* Parse the subcommand. */ | |
| 6621 p = skiptowhite(arg); | |
| 1868 | 6622 idx = sign_cmd_idx(arg, p); |
| 6623 if (idx == SIGNCMD_LAST) | |
| 6624 { | |
| 6625 EMSG2(_("E160: Unknown sign command: %s"), arg); | |
| 6626 return; | |
| 7 | 6627 } |
| 6628 arg = skipwhite(p); | |
| 6629 | |
| 6630 if (idx <= SIGNCMD_LIST) | |
| 6631 { | |
| 6632 /* | |
| 6633 * Define, undefine or list signs. | |
| 6634 */ | |
| 6635 if (idx == SIGNCMD_LIST && *arg == NUL) | |
| 6636 { | |
| 6637 /* ":sign list": list all defined signs */ | |
| 6638 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 6639 sign_list_defined(sp); | |
| 6640 } | |
| 6641 else if (*arg == NUL) | |
| 6642 EMSG(_("E156: Missing sign name")); | |
| 6643 else | |
| 6644 { | |
| 6645 p = skiptowhite(arg); | |
| 6646 if (*p != NUL) | |
| 6647 *p++ = NUL; | |
| 6648 sp_prev = NULL; | |
| 6649 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 6650 { | |
| 6651 if (STRCMP(sp->sn_name, arg) == 0) | |
| 6652 break; | |
| 6653 sp_prev = sp; | |
| 6654 } | |
| 6655 if (idx == SIGNCMD_DEFINE) | |
| 6656 { | |
| 6657 /* ":sign define {name} ...": define a sign */ | |
| 6658 if (sp == NULL) | |
| 6659 { | |
| 6660 /* Allocate a new sign. */ | |
| 6661 sp = (sign_T *)alloc_clear((unsigned)sizeof(sign_T)); | |
| 6662 if (sp == NULL) | |
| 6663 return; | |
| 6664 if (sp_prev == NULL) | |
| 6665 first_sign = sp; | |
| 6666 else | |
| 6667 sp_prev->sn_next = sp; | |
| 6668 sp->sn_name = vim_strnsave(arg, (int)(p - arg)); | |
| 6669 | |
| 6670 /* If the name is a number use that for the typenr, | |
| 6671 * otherwise use a negative number. */ | |
| 6672 if (VIM_ISDIGIT(*arg)) | |
| 6673 sp->sn_typenr = atoi((char *)arg); | |
| 6674 else | |
| 6675 { | |
| 6676 sign_T *lp; | |
| 6677 int start = last_sign_typenr; | |
| 6678 | |
| 6679 for (lp = first_sign; lp != NULL; lp = lp->sn_next) | |
| 6680 { | |
| 6681 if (lp->sn_typenr == last_sign_typenr) | |
| 6682 { | |
| 6683 --last_sign_typenr; | |
| 6684 if (last_sign_typenr == 0) | |
| 6685 last_sign_typenr = MAX_TYPENR; | |
| 6686 if (last_sign_typenr == start) | |
| 6687 { | |
| 6688 EMSG(_("E612: Too many signs defined")); | |
| 6689 return; | |
| 6690 } | |
| 6691 lp = first_sign; | |
| 6692 continue; | |
| 6693 } | |
| 6694 } | |
| 6695 | |
| 6696 sp->sn_typenr = last_sign_typenr--; | |
| 6697 if (last_sign_typenr == 0) | |
| 6698 last_sign_typenr = MAX_TYPENR; /* wrap around */ | |
| 6699 } | |
| 6700 } | |
| 6701 | |
| 6702 /* set values for a defined sign. */ | |
| 6703 for (;;) | |
| 6704 { | |
| 6705 arg = skipwhite(p); | |
| 6706 if (*arg == NUL) | |
| 6707 break; | |
| 6708 p = skiptowhite_esc(arg); | |
| 6709 if (STRNCMP(arg, "icon=", 5) == 0) | |
| 6710 { | |
| 6711 arg += 5; | |
| 6712 vim_free(sp->sn_icon); | |
| 6713 sp->sn_icon = vim_strnsave(arg, (int)(p - arg)); | |
| 6714 backslash_halve(sp->sn_icon); | |
| 6715 #ifdef FEAT_SIGN_ICONS | |
| 6716 if (gui.in_use) | |
| 6717 { | |
| 6718 out_flush(); | |
| 6719 if (sp->sn_image != NULL) | |
| 6720 gui_mch_destroy_sign(sp->sn_image); | |
| 6721 sp->sn_image = gui_mch_register_sign(sp->sn_icon); | |
| 6722 } | |
| 6723 #endif | |
| 6724 } | |
| 6725 else if (STRNCMP(arg, "text=", 5) == 0) | |
| 6726 { | |
| 6727 char_u *s; | |
| 6728 int cells; | |
| 6729 int len; | |
| 6730 | |
| 6731 arg += 5; | |
| 6732 #ifdef FEAT_MBYTE | |
| 6733 /* Count cells and check for non-printable chars */ | |
| 6734 if (has_mbyte) | |
| 6735 { | |
| 6736 cells = 0; | |
| 474 | 6737 for (s = arg; s < p; s += (*mb_ptr2len)(s)) |
| 7 | 6738 { |
| 6739 if (!vim_isprintc((*mb_ptr2char)(s))) | |
| 6740 break; | |
| 6741 cells += (*mb_ptr2cells)(s); | |
| 6742 } | |
| 6743 } | |
| 6744 else | |
| 6745 #endif | |
| 6746 { | |
| 6747 for (s = arg; s < p; ++s) | |
| 6748 if (!vim_isprintc(*s)) | |
| 6749 break; | |
| 835 | 6750 cells = (int)(s - arg); |
| 7 | 6751 } |
| 6752 /* Currently must be one or two display cells */ | |
| 6753 if (s != p || cells < 1 || cells > 2) | |
| 6754 { | |
| 6755 *p = NUL; | |
| 6756 EMSG2(_("E239: Invalid sign text: %s"), arg); | |
| 6757 return; | |
| 6758 } | |
| 6759 | |
| 6760 vim_free(sp->sn_text); | |
| 6761 /* Allocate one byte more if we need to pad up | |
| 6762 * with a space. */ | |
| 835 | 6763 len = (int)(p - arg + ((cells == 1) ? 1 : 0)); |
| 7 | 6764 sp->sn_text = vim_strnsave(arg, len); |
| 6765 | |
| 6766 if (sp->sn_text != NULL && cells == 1) | |
| 6767 STRCPY(sp->sn_text + len - 1, " "); | |
| 6768 } | |
| 6769 else if (STRNCMP(arg, "linehl=", 7) == 0) | |
| 6770 { | |
| 6771 arg += 7; | |
| 6772 sp->sn_line_hl = syn_check_group(arg, (int)(p - arg)); | |
| 6773 } | |
| 6774 else if (STRNCMP(arg, "texthl=", 7) == 0) | |
| 6775 { | |
| 6776 arg += 7; | |
| 6777 sp->sn_text_hl = syn_check_group(arg, (int)(p - arg)); | |
| 6778 } | |
| 6779 else | |
| 6780 { | |
| 6781 EMSG2(_(e_invarg2), arg); | |
| 6782 return; | |
| 6783 } | |
| 6784 } | |
| 6785 } | |
| 6786 else if (sp == NULL) | |
| 6787 EMSG2(_("E155: Unknown sign: %s"), arg); | |
| 6788 else if (idx == SIGNCMD_LIST) | |
| 6789 /* ":sign list {name}" */ | |
| 6790 sign_list_defined(sp); | |
| 6791 else | |
| 6792 /* ":sign undefine {name}" */ | |
| 1828 | 6793 sign_undefine(sp, sp_prev); |
| 7 | 6794 } |
| 6795 } | |
| 6796 else | |
| 6797 { | |
| 6798 int id = -1; | |
| 6799 linenr_T lnum = -1; | |
| 6800 char_u *sign_name = NULL; | |
| 6801 char_u *arg1; | |
| 6802 | |
| 6803 if (*arg == NUL) | |
| 6804 { | |
| 6805 if (idx == SIGNCMD_PLACE) | |
| 6806 { | |
| 6807 /* ":sign place": list placed signs in all buffers */ | |
| 6808 sign_list_placed(NULL); | |
| 6809 } | |
| 6810 else if (idx == SIGNCMD_UNPLACE) | |
| 6811 { | |
| 6812 /* ":sign unplace": remove placed sign at cursor */ | |
| 6813 id = buf_findsign_id(curwin->w_buffer, curwin->w_cursor.lnum); | |
| 6814 if (id > 0) | |
| 6815 { | |
| 6816 buf_delsign(curwin->w_buffer, id); | |
| 6817 update_debug_sign(curwin->w_buffer, curwin->w_cursor.lnum); | |
| 6818 } | |
| 6819 else | |
| 6820 EMSG(_("E159: Missing sign number")); | |
| 6821 } | |
| 6822 else | |
| 6823 EMSG(_(e_argreq)); | |
| 6824 return; | |
| 6825 } | |
| 6826 | |
| 6827 if (idx == SIGNCMD_UNPLACE && arg[0] == '*' && arg[1] == NUL) | |
| 6828 { | |
| 6829 /* ":sign unplace *": remove all placed signs */ | |
| 6830 buf_delete_all_signs(); | |
| 6831 return; | |
| 6832 } | |
| 6833 | |
| 6834 /* first arg could be placed sign id */ | |
| 6835 arg1 = arg; | |
| 6836 if (VIM_ISDIGIT(*arg)) | |
| 6837 { | |
| 6838 id = getdigits(&arg); | |
| 6839 if (!vim_iswhite(*arg) && *arg != NUL) | |
| 6840 { | |
| 6841 id = -1; | |
| 6842 arg = arg1; | |
| 6843 } | |
| 6844 else | |
| 6845 { | |
| 6846 arg = skipwhite(arg); | |
| 6847 if (idx == SIGNCMD_UNPLACE && *arg == NUL) | |
| 6848 { | |
| 6849 /* ":sign unplace {id}": remove placed sign by number */ | |
| 6850 for (buf = firstbuf; buf != NULL; buf = buf->b_next) | |
| 6851 if ((lnum = buf_delsign(buf, id)) != 0) | |
| 6852 update_debug_sign(buf, lnum); | |
| 6853 return; | |
| 6854 } | |
| 6855 } | |
| 6856 } | |
| 6857 | |
| 6858 /* | |
| 6859 * Check for line={lnum} name={name} and file={fname} or buffer={nr}. | |
| 6860 * Leave "arg" pointing to {fname}. | |
| 6861 */ | |
| 6862 for (;;) | |
| 6863 { | |
| 6864 if (STRNCMP(arg, "line=", 5) == 0) | |
| 6865 { | |
| 6866 arg += 5; | |
| 6867 lnum = atoi((char *)arg); | |
| 6868 arg = skiptowhite(arg); | |
| 6869 } | |
| 6870 else if (STRNCMP(arg, "name=", 5) == 0) | |
| 6871 { | |
| 6872 arg += 5; | |
| 6873 sign_name = arg; | |
| 6874 arg = skiptowhite(arg); | |
| 6875 if (*arg != NUL) | |
| 6876 *arg++ = NUL; | |
| 6877 } | |
| 6878 else if (STRNCMP(arg, "file=", 5) == 0) | |
| 6879 { | |
| 6880 arg += 5; | |
| 6881 buf = buflist_findname(arg); | |
| 6882 break; | |
| 6883 } | |
| 6884 else if (STRNCMP(arg, "buffer=", 7) == 0) | |
| 6885 { | |
| 6886 arg += 7; | |
| 6887 buf = buflist_findnr((int)getdigits(&arg)); | |
| 6888 if (*skipwhite(arg) != NUL) | |
| 6889 EMSG(_(e_trailing)); | |
| 6890 break; | |
| 6891 } | |
| 6892 else | |
| 6893 { | |
| 6894 EMSG(_(e_invarg)); | |
| 6895 return; | |
| 6896 } | |
| 6897 arg = skipwhite(arg); | |
| 6898 } | |
| 6899 | |
| 6900 if (buf == NULL) | |
| 6901 { | |
| 6902 EMSG2(_("E158: Invalid buffer name: %s"), arg); | |
| 6903 } | |
| 6904 else if (id <= 0) | |
| 6905 { | |
| 6906 if (lnum >= 0 || sign_name != NULL) | |
| 6907 EMSG(_(e_invarg)); | |
| 6908 else | |
| 6909 /* ":sign place file={fname}": list placed signs in one file */ | |
| 6910 sign_list_placed(buf); | |
| 6911 } | |
| 6912 else if (idx == SIGNCMD_JUMP) | |
| 6913 { | |
| 6914 /* ":sign jump {id} file={fname}" */ | |
| 6915 if (lnum >= 0 || sign_name != NULL) | |
| 6916 EMSG(_(e_invarg)); | |
| 6917 else if ((lnum = buf_findsign(buf, id)) > 0) | |
| 6918 { /* goto a sign ... */ | |
| 6919 if (buf_jump_open_win(buf) != NULL) | |
| 6920 { /* ... in a current window */ | |
| 6921 curwin->w_cursor.lnum = lnum; | |
| 6922 check_cursor_lnum(); | |
| 6923 beginline(BL_WHITE); | |
| 6924 } | |
| 6925 else | |
| 6926 { /* ... not currently in a window */ | |
| 6927 char_u *cmd; | |
| 6928 | |
| 6929 cmd = alloc((unsigned)STRLEN(buf->b_fname) + 25); | |
| 6930 if (cmd == NULL) | |
| 6931 return; | |
| 6932 sprintf((char *)cmd, "e +%ld %s", (long)lnum, buf->b_fname); | |
| 6933 do_cmdline_cmd(cmd); | |
| 6934 vim_free(cmd); | |
| 6935 } | |
| 6936 #ifdef FEAT_FOLDING | |
| 6937 foldOpenCursor(); | |
| 6938 #endif | |
| 6939 } | |
| 6940 else | |
| 6941 EMSGN(_("E157: Invalid sign ID: %ld"), id); | |
| 6942 } | |
| 6943 else if (idx == SIGNCMD_UNPLACE) | |
| 6944 { | |
| 6945 /* ":sign unplace {id} file={fname}" */ | |
| 6946 if (lnum >= 0 || sign_name != NULL) | |
| 6947 EMSG(_(e_invarg)); | |
| 6948 else | |
| 6949 { | |
| 6950 lnum = buf_delsign(buf, id); | |
| 6951 update_debug_sign(buf, lnum); | |
| 6952 } | |
| 6953 } | |
| 6954 /* idx == SIGNCMD_PLACE */ | |
| 6955 else if (sign_name != NULL) | |
| 6956 { | |
| 6957 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 6958 if (STRCMP(sp->sn_name, sign_name) == 0) | |
| 6959 break; | |
| 6960 if (sp == NULL) | |
| 6961 { | |
| 6962 EMSG2(_("E155: Unknown sign: %s"), sign_name); | |
| 6963 return; | |
| 6964 } | |
| 6965 if (lnum > 0) | |
| 6966 /* ":sign place {id} line={lnum} name={name} file={fname}": | |
| 6967 * place a sign */ | |
| 6968 buf_addsign(buf, id, lnum, sp->sn_typenr); | |
| 6969 else | |
| 6970 /* ":sign place {id} file={fname}": change sign type */ | |
| 6971 lnum = buf_change_sign_type(buf, id, sp->sn_typenr); | |
| 6972 update_debug_sign(buf, lnum); | |
| 6973 } | |
| 6974 else | |
| 6975 EMSG(_(e_invarg)); | |
| 6976 } | |
| 6977 } | |
| 6978 | |
| 6979 #if defined(FEAT_SIGN_ICONS) || defined(PROTO) | |
| 6980 /* | |
| 6981 * Allocate the icons. Called when the GUI has started. Allows defining | |
| 6982 * signs before it starts. | |
| 6983 */ | |
| 6984 void | |
| 6985 sign_gui_started() | |
| 6986 { | |
| 6987 sign_T *sp; | |
| 6988 | |
| 6989 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 6990 if (sp->sn_icon != NULL) | |
| 6991 sp->sn_image = gui_mch_register_sign(sp->sn_icon); | |
| 6992 } | |
| 6993 #endif | |
| 6994 | |
| 6995 /* | |
| 6996 * List one sign. | |
| 6997 */ | |
| 6998 static void | |
| 6999 sign_list_defined(sp) | |
| 7000 sign_T *sp; | |
| 7001 { | |
| 7002 char_u *p; | |
| 7003 | |
| 274 | 7004 smsg((char_u *)"sign %s", sp->sn_name); |
| 7 | 7005 if (sp->sn_icon != NULL) |
| 7006 { | |
| 7007 MSG_PUTS(" icon="); | |
| 7008 msg_outtrans(sp->sn_icon); | |
| 7009 #ifdef FEAT_SIGN_ICONS | |
| 7010 if (sp->sn_image == NULL) | |
| 7011 MSG_PUTS(_(" (NOT FOUND)")); | |
| 7012 #else | |
| 7013 MSG_PUTS(_(" (not supported)")); | |
| 7014 #endif | |
| 7015 } | |
| 7016 if (sp->sn_text != NULL) | |
| 7017 { | |
| 7018 MSG_PUTS(" text="); | |
| 7019 msg_outtrans(sp->sn_text); | |
| 7020 } | |
| 7021 if (sp->sn_line_hl > 0) | |
| 7022 { | |
| 7023 MSG_PUTS(" linehl="); | |
| 7024 p = get_highlight_name(NULL, sp->sn_line_hl - 1); | |
| 7025 if (p == NULL) | |
| 7026 MSG_PUTS("NONE"); | |
| 7027 else | |
| 7028 msg_puts(p); | |
| 7029 } | |
| 7030 if (sp->sn_text_hl > 0) | |
| 7031 { | |
| 7032 MSG_PUTS(" texthl="); | |
| 7033 p = get_highlight_name(NULL, sp->sn_text_hl - 1); | |
| 7034 if (p == NULL) | |
| 7035 MSG_PUTS("NONE"); | |
| 7036 else | |
| 7037 msg_puts(p); | |
| 7038 } | |
| 7039 } | |
| 7040 | |
| 7041 /* | |
| 1828 | 7042 * Undefine a sign and free its memory. |
| 7043 */ | |
| 7044 static void | |
| 7045 sign_undefine(sp, sp_prev) | |
| 7046 sign_T *sp; | |
| 7047 sign_T *sp_prev; | |
| 7048 { | |
| 7049 vim_free(sp->sn_name); | |
| 7050 vim_free(sp->sn_icon); | |
| 7051 #ifdef FEAT_SIGN_ICONS | |
| 7052 if (sp->sn_image != NULL) | |
| 7053 { | |
| 7054 out_flush(); | |
| 7055 gui_mch_destroy_sign(sp->sn_image); | |
| 7056 } | |
| 7057 #endif | |
| 7058 vim_free(sp->sn_text); | |
| 7059 if (sp_prev == NULL) | |
| 7060 first_sign = sp->sn_next; | |
| 7061 else | |
| 7062 sp_prev->sn_next = sp->sn_next; | |
| 7063 vim_free(sp); | |
| 7064 } | |
| 7065 | |
| 7066 /* | |
| 7 | 7067 * Get highlighting attribute for sign "typenr". |
| 7068 * If "line" is TRUE: line highl, if FALSE: text highl. | |
| 7069 */ | |
| 7070 int | |
| 7071 sign_get_attr(typenr, line) | |
| 7072 int typenr; | |
| 7073 int line; | |
| 7074 { | |
| 7075 sign_T *sp; | |
| 7076 | |
| 7077 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 7078 if (sp->sn_typenr == typenr) | |
| 7079 { | |
| 7080 if (line) | |
| 7081 { | |
| 7082 if (sp->sn_line_hl > 0) | |
| 7083 return syn_id2attr(sp->sn_line_hl); | |
| 7084 } | |
| 7085 else | |
| 7086 { | |
| 7087 if (sp->sn_text_hl > 0) | |
| 7088 return syn_id2attr(sp->sn_text_hl); | |
| 7089 } | |
| 7090 break; | |
| 7091 } | |
| 7092 return 0; | |
| 7093 } | |
| 7094 | |
| 7095 /* | |
| 7096 * Get text mark for sign "typenr". | |
| 7097 * Returns NULL if there isn't one. | |
| 7098 */ | |
| 7099 char_u * | |
| 7100 sign_get_text(typenr) | |
| 7101 int typenr; | |
| 7102 { | |
| 7103 sign_T *sp; | |
| 7104 | |
| 7105 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 7106 if (sp->sn_typenr == typenr) | |
| 7107 return sp->sn_text; | |
| 7108 return NULL; | |
| 7109 } | |
| 7110 | |
| 7111 #if defined(FEAT_SIGN_ICONS) || defined(PROTO) | |
| 7112 void * | |
| 7113 sign_get_image(typenr) | |
| 7114 int typenr; /* the attribute which may have a sign */ | |
| 7115 { | |
| 7116 sign_T *sp; | |
| 7117 | |
| 7118 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 7119 if (sp->sn_typenr == typenr) | |
| 7120 return sp->sn_image; | |
| 7121 return NULL; | |
| 7122 } | |
| 7123 #endif | |
| 7124 | |
| 7125 /* | |
| 7126 * Get the name of a sign by its typenr. | |
| 7127 */ | |
| 7128 char_u * | |
| 7129 sign_typenr2name(typenr) | |
| 7130 int typenr; | |
| 7131 { | |
| 7132 sign_T *sp; | |
| 7133 | |
| 7134 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 7135 if (sp->sn_typenr == typenr) | |
| 7136 return sp->sn_name; | |
| 7137 return (char_u *)_("[Deleted]"); | |
| 7138 } | |
| 7139 | |
| 1828 | 7140 #if defined(EXITFREE) || defined(PROTO) |
| 7141 /* | |
| 7142 * Undefine/free all signs. | |
| 7143 */ | |
| 7144 void | |
| 7145 free_signs() | |
| 7146 { | |
| 7147 while (first_sign != NULL) | |
| 7148 sign_undefine(first_sign, NULL); | |
| 7149 } | |
| 7150 #endif | |
| 7151 | |
| 1868 | 7152 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) |
| 7153 static enum | |
| 7154 { | |
| 7155 EXP_SUBCMD, /* expand :sign sub-commands */ | |
| 7156 EXP_DEFINE, /* expand :sign define {name} args */ | |
| 7157 EXP_PLACE, /* expand :sign place {id} args */ | |
| 7158 EXP_UNPLACE, /* expand :sign unplace" */ | |
| 7159 EXP_SIGN_NAMES /* expand with name of placed signs */ | |
| 7160 } expand_what; | |
| 7161 | |
| 7162 /* | |
| 7163 * Function given to ExpandGeneric() to obtain the sign command | |
| 7164 * expansion. | |
| 7165 */ | |
| 7166 char_u * | |
| 7167 get_sign_name(xp, idx) | |
| 1876 | 7168 expand_T *xp UNUSED; |
| 1868 | 7169 int idx; |
| 7170 { | |
| 7171 sign_T *sp; | |
| 7172 int current_idx; | |
| 7173 | |
| 7174 switch (expand_what) | |
| 7175 { | |
| 7176 case EXP_SUBCMD: | |
| 7177 return (char_u *)cmds[idx]; | |
| 7178 case EXP_DEFINE: | |
| 7179 { | |
| 7180 char *define_arg[] = | |
| 7181 { | |
| 7182 "icon=", "linehl=", "text=", "texthl=", NULL | |
| 7183 }; | |
| 7184 return (char_u *)define_arg[idx]; | |
| 7185 } | |
| 7186 case EXP_PLACE: | |
| 7187 { | |
| 7188 char *place_arg[] = | |
| 7189 { | |
| 7190 "line=", "name=", "file=", "buffer=", NULL | |
| 7191 }; | |
| 7192 return (char_u *)place_arg[idx]; | |
| 7193 } | |
| 7194 case EXP_UNPLACE: | |
| 7195 { | |
| 7196 char *unplace_arg[] = { "file=", "buffer=", NULL }; | |
| 7197 return (char_u *)unplace_arg[idx]; | |
| 7198 } | |
| 7199 case EXP_SIGN_NAMES: | |
| 7200 /* Complete with name of signs already defined */ | |
| 7201 current_idx = 0; | |
| 7202 for (sp = first_sign; sp != NULL; sp = sp->sn_next) | |
| 7203 if (current_idx++ == idx) | |
| 7204 return sp->sn_name; | |
| 7205 return NULL; | |
| 7206 default: | |
| 7207 return NULL; | |
| 7208 } | |
| 7209 } | |
| 7210 | |
| 7211 /* | |
| 7212 * Handle command line completion for :sign command. | |
| 7213 */ | |
| 7214 void | |
| 7215 set_context_in_sign_cmd(xp, arg) | |
| 7216 expand_T *xp; | |
| 7217 char_u *arg; | |
| 7218 { | |
| 7219 char_u *p; | |
| 7220 char_u *end_subcmd; | |
| 7221 char_u *last; | |
| 7222 int cmd_idx; | |
| 7223 char_u *begin_subcmd_args; | |
| 7224 | |
| 7225 /* Default: expand subcommands. */ | |
| 7226 xp->xp_context = EXPAND_SIGN; | |
| 7227 expand_what = EXP_SUBCMD; | |
| 7228 xp->xp_pattern = arg; | |
| 7229 | |
| 7230 end_subcmd = skiptowhite(arg); | |
| 7231 if (*end_subcmd == NUL) | |
| 7232 /* expand subcmd name | |
| 7233 * :sign {subcmd}<CTRL-D>*/ | |
| 7234 return; | |
| 7235 | |
| 7236 cmd_idx = sign_cmd_idx(arg, end_subcmd); | |
| 7237 | |
| 7238 /* :sign {subcmd} {subcmd_args} | |
| 7239 * | | |
| 7240 * begin_subcmd_args */ | |
| 7241 begin_subcmd_args = skipwhite(end_subcmd); | |
| 7242 p = skiptowhite(begin_subcmd_args); | |
| 7243 if (*p == NUL) | |
| 7244 { | |
| 7245 /* | |
| 7246 * Expand first argument of subcmd when possible. | |
| 7247 * For ":jump {id}" and ":unplace {id}", we could | |
| 7248 * possibly expand the ids of all signs already placed. | |
| 7249 */ | |
| 7250 xp->xp_pattern = begin_subcmd_args; | |
| 7251 switch (cmd_idx) | |
| 7252 { | |
| 7253 case SIGNCMD_LIST: | |
| 7254 case SIGNCMD_UNDEFINE: | |
| 7255 /* :sign list <CTRL-D> | |
| 7256 * :sign undefine <CTRL-D> */ | |
| 7257 expand_what = EXP_SIGN_NAMES; | |
| 7258 break; | |
| 7259 default: | |
| 7260 xp->xp_context = EXPAND_NOTHING; | |
| 7261 } | |
| 7262 return; | |
| 7263 } | |
| 7264 | |
| 7265 /* expand last argument of subcmd */ | |
| 7266 | |
| 7267 /* :sign define {name} {args}... | |
| 7268 * | | |
| 7269 * p */ | |
| 7270 | |
| 7271 /* Loop until reaching last argument. */ | |
| 7272 do | |
| 7273 { | |
| 7274 p = skipwhite(p); | |
| 7275 last = p; | |
| 7276 p = skiptowhite(p); | |
| 7277 } while (*p != NUL); | |
| 7278 | |
| 7279 p = vim_strchr(last, '='); | |
| 7280 | |
| 7281 /* :sign define {name} {args}... {last}= | |
| 7282 * | | | |
| 7283 * last p */ | |
| 7284 if (p == NUL) | |
| 7285 { | |
| 7286 /* Expand last argument name (before equal sign). */ | |
| 7287 xp->xp_pattern = last; | |
| 7288 switch (cmd_idx) | |
| 7289 { | |
| 7290 case SIGNCMD_DEFINE: | |
| 7291 expand_what = EXP_DEFINE; | |
| 7292 break; | |
| 7293 case SIGNCMD_PLACE: | |
| 7294 expand_what = EXP_PLACE; | |
| 7295 break; | |
| 7296 case SIGNCMD_JUMP: | |
| 7297 case SIGNCMD_UNPLACE: | |
| 7298 expand_what = EXP_UNPLACE; | |
| 7299 break; | |
| 7300 default: | |
| 7301 xp->xp_context = EXPAND_NOTHING; | |
| 7302 } | |
| 7303 } | |
| 7304 else | |
| 7305 { | |
| 7306 /* Expand last argument value (after equal sign). */ | |
| 7307 xp->xp_pattern = p + 1; | |
| 7308 switch (cmd_idx) | |
| 7309 { | |
| 7310 case SIGNCMD_DEFINE: | |
| 7311 if (STRNCMP(last, "texthl", p - last) == 0 || | |
| 7312 STRNCMP(last, "linehl", p - last) == 0) | |
| 7313 xp->xp_context = EXPAND_HIGHLIGHT; | |
| 7314 else if (STRNCMP(last, "icon", p - last) == 0) | |
| 7315 xp->xp_context = EXPAND_FILES; | |
| 7316 else | |
| 7317 xp->xp_context = EXPAND_NOTHING; | |
| 7318 break; | |
| 7319 case SIGNCMD_PLACE: | |
| 7320 if (STRNCMP(last, "name", p - last) == 0) | |
| 7321 expand_what = EXP_SIGN_NAMES; | |
| 7322 else | |
| 7323 xp->xp_context = EXPAND_NOTHING; | |
| 7324 break; | |
| 7325 default: | |
| 7326 xp->xp_context = EXPAND_NOTHING; | |
| 7327 } | |
| 7328 } | |
| 7329 } | |
| 7330 #endif | |
| 7 | 7331 #endif |
| 7332 | |
| 7333 #if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO) | |
| 7334 /* | |
| 7335 * ":drop" | |
| 7336 * Opens the first argument in a window. When there are two or more arguments | |
| 7337 * the argument list is redefined. | |
| 7338 */ | |
| 7339 void | |
| 7340 ex_drop(eap) | |
| 7341 exarg_T *eap; | |
| 7342 { | |
| 7343 int split = FALSE; | |
| 7344 win_T *wp; | |
| 7345 buf_T *buf; | |
| 735 | 7346 # ifdef FEAT_WINDOWS |
| 7347 tabpage_T *tp; | |
| 7348 # endif | |
| 7 | 7349 |
| 7350 /* | |
| 7351 * Check if the first argument is already being edited in a window. If | |
| 7352 * so, jump to that window. | |
| 7353 * We would actually need to check all arguments, but that's complicated | |
| 7354 * and mostly only one file is dropped. | |
| 7355 * This also ignores wildcards, since it is very unlikely the user is | |
| 7356 * editing a file name with a wildcard character. | |
| 7357 */ | |
| 735 | 7358 set_arglist(eap->arg); |
| 7359 | |
| 1067 | 7360 /* |
| 7361 * Expanding wildcards may result in an empty argument list. E.g. when | |
| 7362 * editing "foo.pyc" and ".pyc" is in 'wildignore'. Assume that we | |
| 7363 * already did an error message for this. | |
| 7364 */ | |
| 7365 if (ARGCOUNT == 0) | |
| 7366 return; | |
| 7367 | |
| 7 | 7368 # ifdef FEAT_WINDOWS |
| 735 | 7369 if (cmdmod.tab) |
| 7370 { | |
| 7371 /* ":tab drop file ...": open a tab for each argument that isn't | |
| 7372 * edited in a window yet. It's like ":tab all" but without closing | |
| 7373 * windows or tabs. */ | |
| 7374 ex_all(eap); | |
| 7375 } | |
| 7376 else | |
| 7 | 7377 # endif |
| 735 | 7378 { |
| 7379 /* ":drop file ...": Edit the first argument. Jump to an existing | |
| 7380 * window if possible, edit in current window if the current buffer | |
| 7381 * can be abandoned, otherwise open a new window. */ | |
| 7382 buf = buflist_findnr(ARGLIST[0].ae_fnum); | |
| 7383 | |
| 7384 FOR_ALL_TAB_WINDOWS(tp, wp) | |
| 7385 { | |
| 7386 if (wp->w_buffer == buf) | |
| 7 | 7387 { |
| 735 | 7388 # ifdef FEAT_WINDOWS |
| 825 | 7389 goto_tabpage_win(tp, wp); |
| 735 | 7390 # endif |
| 7 | 7391 curwin->w_arg_idx = 0; |
| 7392 return; | |
| 7393 } | |
| 7394 } | |
| 735 | 7395 |
| 7396 /* | |
| 7397 * Check whether the current buffer is changed. If so, we will need | |
| 7398 * to split the current window or data could be lost. | |
| 7399 * Skip the check if the 'hidden' option is set, as in this case the | |
| 7400 * buffer won't be lost. | |
| 7401 */ | |
| 7402 if (!P_HID(curbuf)) | |
| 7403 { | |
| 7 | 7404 # ifdef FEAT_WINDOWS |
| 735 | 7405 ++emsg_off; |
| 7 | 7406 # endif |
| 735 | 7407 split = check_changed(curbuf, TRUE, FALSE, FALSE, FALSE); |
| 7 | 7408 # ifdef FEAT_WINDOWS |
| 735 | 7409 --emsg_off; |
| 7 | 7410 # else |
| 735 | 7411 if (split) |
| 7412 return; | |
| 7 | 7413 # endif |
| 735 | 7414 } |
| 7415 | |
| 7416 /* Fake a ":sfirst" or ":first" command edit the first argument. */ | |
| 7417 if (split) | |
| 7418 { | |
| 7419 eap->cmdidx = CMD_sfirst; | |
| 7420 eap->cmd[0] = 's'; | |
| 7421 } | |
| 7422 else | |
| 7423 eap->cmdidx = CMD_first; | |
| 7424 ex_rewind(eap); | |
| 7425 } | |
| 7 | 7426 } |
| 7427 #endif |