1 /* vi:set ts=8 sts=4 sw=4 noet: 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 * quickfix.c: functions for quickfix mode, using a file with error messages 12 */ 13 14 #include "vim.h" 15 16 #if defined(FEAT_QUICKFIX) || defined(PROTO) 17 18 struct dir_stack_T 19 { 20 struct dir_stack_T *next; 21 char_u *dirname; 22 }; 23 24 /* 25 * For each error the next struct is allocated and linked in a list. 26 */ 27 typedef struct qfline_S qfline_T; 28 struct qfline_S 29 { 30 qfline_T *qf_next; /* pointer to next error in the list */ 31 qfline_T *qf_prev; /* pointer to previous error in the list */ 32 linenr_T qf_lnum; /* line number where the error occurred */ 33 int qf_fnum; /* file number for the line */ 34 int qf_col; /* column where the error occurred */ 35 int qf_nr; /* error number */ 36 char_u *qf_module; /* module name for this error */ 37 char_u *qf_pattern; /* search pattern for the error */ 38 char_u *qf_text; /* description of the error */ 39 char_u qf_viscol; /* set to TRUE if qf_col is screen column */ 40 char_u qf_cleared; /* set to TRUE if line has been deleted */ 41 char_u qf_type; /* type of the error (mostly 'E'); 1 for 42 :helpgrep */ 43 char_u qf_valid; /* valid error message detected */ 44 }; 45 46 /* 47 * There is a stack of error lists. 48 */ 49 #define LISTCOUNT 10 50 #define INVALID_QFIDX (-1) 51 52 /* 53 * Quickfix/Location list definition 54 * Contains a list of entries (qfline_T). qf_start points to the first entry 55 * and qf_last points to the last entry. qf_count contains the list size. 56 * 57 * Usually the list contains one or more entries. But an empty list can be 58 * created using setqflist()/setloclist() with a title and/or user context 59 * information and entries can be added later using setqflist()/setloclist(). 60 */ 61 typedef struct qf_list_S 62 { 63 int_u qf_id; /* Unique identifier for this list */ 64 qfline_T *qf_start; /* pointer to the first error */ 65 qfline_T *qf_last; /* pointer to the last error */ 66 qfline_T *qf_ptr; /* pointer to the current error */ 67 int qf_count; /* number of errors (0 means empty list) */ 68 int qf_index; /* current index in the error list */ 69 int qf_nonevalid; /* TRUE if not a single valid entry found */ 70 char_u *qf_title; /* title derived from the command that created 71 * the error list or set by setqflist */ 72 typval_T *qf_ctx; /* context set by setqflist/setloclist */ 73 74 struct dir_stack_T *qf_dir_stack; 75 char_u *qf_directory; 76 struct dir_stack_T *qf_file_stack; 77 char_u *qf_currfile; 78 int qf_multiline; 79 int qf_multiignore; 80 int qf_multiscan; 81 long qf_changedtick; 82 } qf_list_T; 83 84 /* 85 * Quickfix/Location list stack definition 86 * Contains a list of quickfix/location lists (qf_list_T) 87 */ 88 struct qf_info_S 89 { 90 /* 91 * Count of references to this list. Used only for location lists. 92 * When a location list window reference this list, qf_refcount 93 * will be 2. Otherwise, qf_refcount will be 1. When qf_refcount 94 * reaches 0, the list is freed. 95 */ 96 int qf_refcount; 97 int qf_listcount; /* current number of lists */ 98 int qf_curlist; /* current error list */ 99 qf_list_T qf_lists[LISTCOUNT]; 100 }; 101 102 static qf_info_T ql_info; /* global quickfix list */ 103 static int_u last_qf_id = 0; /* Last used quickfix list id */ 104 105 #define FMT_PATTERNS 11 /* maximum number of % recognized */ 106 107 /* 108 * Structure used to hold the info of one part of 'errorformat' 109 */ 110 typedef struct efm_S efm_T; 111 struct efm_S 112 { 113 regprog_T *prog; /* pre-formatted part of 'errorformat' */ 114 efm_T *next; /* pointer to next (NULL if last) */ 115 char_u addr[FMT_PATTERNS]; /* indices of used % patterns */ 116 char_u prefix; /* prefix of this format line: */ 117 /* 'D' enter directory */ 118 /* 'X' leave directory */ 119 /* 'A' start of multi-line message */ 120 /* 'E' error message */ 121 /* 'W' warning message */ 122 /* 'I' informational message */ 123 /* 'C' continuation line */ 124 /* 'Z' end of multi-line message */ 125 /* 'G' general, unspecific message */ 126 /* 'P' push file (partial) message */ 127 /* 'Q' pop/quit file (partial) message */ 128 /* 'O' overread (partial) message */ 129 char_u flags; /* additional flags given in prefix */ 130 /* '-' do not include this line */ 131 /* '+' include whole line in message */ 132 int conthere; /* %> used */ 133 }; 134 135 static efm_T *fmt_start = NULL; /* cached across qf_parse_line() calls */ 136 137 static int qf_init_ext(qf_info_T *qi, int qf_idx, char_u *efile, buf_T *buf, typval_T *tv, char_u *errorformat, int newlist, linenr_T lnumfirst, linenr_T lnumlast, char_u *qf_title, char_u *enc); 138 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 139 static int qf_add_entry(qf_info_T *qi, int qf_idx, char_u *dir, char_u *fname, char_u *module, int bufnum, char_u *mesg, long lnum, int col, int vis_col, char_u *pattern, int nr, int type, int valid); 140 static qf_info_T *ll_new_list(void); 141 static void qf_free(qf_info_T *qi, int idx); 142 static char_u *qf_types(int, int); 143 static int qf_get_fnum(qf_info_T *qi, int qf_idx, char_u *, char_u *); 144 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 145 static char_u *qf_pop_dir(struct dir_stack_T **); 146 static char_u *qf_guess_filepath(qf_info_T *qi, int qf_idx, char_u *); 147 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 148 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 149 static win_T *qf_find_win(qf_info_T *qi); 150 static buf_T *qf_find_buf(qf_info_T *qi); 151 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 152 static void qf_set_title_var(qf_info_T *qi); 153 static void qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last); 154 static char_u *get_mef_name(void); 155 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 156 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 157 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 158 static qf_info_T *ll_get_or_alloc_list(win_T *); 159 160 /* Quickfix window check helper macro */ 161 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 162 /* Location list window check helper macro */ 163 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 164 /* 165 * Return location list for window 'wp' 166 * For location list window, return the referenced location list 167 */ 168 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 169 170 /* 171 * Looking up a buffer can be slow if there are many. Remember the last one 172 * to make this a lot faster if there are multiple matches in the same file. 173 */ 174 static char_u *qf_last_bufname = NULL; 175 static bufref_T qf_last_bufref = {NULL, 0, 0}; 176 177 static char *e_loc_list_changed = 178 N_("E926: Current location list was changed"); 179 180 /* 181 * Read the errorfile "efile" into memory, line by line, building the error 182 * list. Set the error list's title to qf_title. 183 * Return -1 for error, number of errors for success. 184 */ 185 int 186 qf_init(win_T *wp, 187 char_u *efile, 188 char_u *errorformat, 189 int newlist, /* TRUE: start a new error list */ 190 char_u *qf_title, 191 char_u *enc) 192 { 193 qf_info_T *qi = &ql_info; 194 195 if (wp != NULL) 196 { 197 qi = ll_get_or_alloc_list(wp); 198 if (qi == NULL) 199 return FAIL; 200 } 201 202 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 203 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 204 } 205 206 /* 207 * Maximum number of bytes allowed per line while reading a errorfile. 208 */ 209 #define LINE_MAXLEN 4096 210 211 static struct fmtpattern 212 { 213 char_u convchar; 214 char *pattern; 215 } fmt_pat[FMT_PATTERNS] = 216 { 217 {'f', ".\\+"}, /* only used when at end */ 218 {'n', "\\d\\+"}, 219 {'l', "\\d\\+"}, 220 {'c', "\\d\\+"}, 221 {'t', "."}, 222 {'m', ".\\+"}, 223 {'r', ".*"}, 224 {'p', "[- .]*"}, 225 {'v', "\\d\\+"}, 226 {'s', ".\\+"}, 227 {'o', ".\\+"} 228 }; 229 230 /* 231 * Converts a 'errorformat' string to regular expression pattern 232 */ 233 static int 234 efm_to_regpat( 235 char_u *efm, 236 int len, 237 efm_T *fmt_ptr, 238 char_u *regpat, 239 char_u *errmsg) 240 { 241 char_u *ptr; 242 char_u *efmp; 243 char_u *srcptr; 244 int round; 245 int idx = 0; 246 247 /* 248 * Build regexp pattern from current 'errorformat' option 249 */ 250 ptr = regpat; 251 *ptr++ = '^'; 252 round = 0; 253 for (efmp = efm; efmp < efm + len; ++efmp) 254 { 255 if (*efmp == '%') 256 { 257 ++efmp; 258 for (idx = 0; idx < FMT_PATTERNS; ++idx) 259 if (fmt_pat[idx].convchar == *efmp) 260 break; 261 if (idx < FMT_PATTERNS) 262 { 263 if (fmt_ptr->addr[idx]) 264 { 265 sprintf((char *)errmsg, 266 _("E372: Too many %%%c in format string"), *efmp); 267 EMSG(errmsg); 268 return -1; 269 } 270 if ((idx 271 && idx < 6 272 && vim_strchr((char_u *)"DXOPQ", 273 fmt_ptr->prefix) != NULL) 274 || (idx == 6 275 && vim_strchr((char_u *)"OPQ", 276 fmt_ptr->prefix) == NULL)) 277 { 278 sprintf((char *)errmsg, 279 _("E373: Unexpected %%%c in format string"), *efmp); 280 EMSG(errmsg); 281 return -1; 282 } 283 fmt_ptr->addr[idx] = (char_u)++round; 284 *ptr++ = '\\'; 285 *ptr++ = '('; 286 #ifdef BACKSLASH_IN_FILENAME 287 if (*efmp == 'f') 288 { 289 /* Also match "c:" in the file name, even when 290 * checking for a colon next: "%f:". 291 * "\%(\a:\)\=" */ 292 STRCPY(ptr, "\\%(\\a:\\)\\="); 293 ptr += 10; 294 } 295 #endif 296 if (*efmp == 'f' && efmp[1] != NUL) 297 { 298 if (efmp[1] != '\\' && efmp[1] != '%') 299 { 300 /* A file name may contain spaces, but this isn't 301 * in "\f". For "%f:%l:%m" there may be a ":" in 302 * the file name. Use ".\{-1,}x" instead (x is 303 * the next character), the requirement that :999: 304 * follows should work. */ 305 STRCPY(ptr, ".\\{-1,}"); 306 ptr += 7; 307 } 308 else 309 { 310 /* File name followed by '\\' or '%': include as 311 * many file name chars as possible. */ 312 STRCPY(ptr, "\\f\\+"); 313 ptr += 4; 314 } 315 } 316 else 317 { 318 srcptr = (char_u *)fmt_pat[idx].pattern; 319 while ((*ptr = *srcptr++) != NUL) 320 ++ptr; 321 } 322 *ptr++ = '\\'; 323 *ptr++ = ')'; 324 } 325 else if (*efmp == '*') 326 { 327 if (*++efmp == '[' || *efmp == '\\') 328 { 329 if ((*ptr++ = *efmp) == '[') /* %*[^a-z0-9] etc. */ 330 { 331 if (efmp[1] == '^') 332 *ptr++ = *++efmp; 333 if (efmp < efm + len) 334 { 335 *ptr++ = *++efmp; /* could be ']' */ 336 while (efmp < efm + len 337 && (*ptr++ = *++efmp) != ']') 338 /* skip */; 339 if (efmp == efm + len) 340 { 341 EMSG(_("E374: Missing ] in format string")); 342 return -1; 343 } 344 } 345 } 346 else if (efmp < efm + len) /* %*\D, %*\s etc. */ 347 *ptr++ = *++efmp; 348 *ptr++ = '\\'; 349 *ptr++ = '+'; 350 } 351 else 352 { 353 /* TODO: scanf()-like: %*ud, %*3c, %*f, ... ? */ 354 sprintf((char *)errmsg, 355 _("E375: Unsupported %%%c in format string"), *efmp); 356 EMSG(errmsg); 357 return -1; 358 } 359 } 360 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 361 *ptr++ = *efmp; /* regexp magic characters */ 362 else if (*efmp == '#') 363 *ptr++ = '*'; 364 else if (*efmp == '>') 365 fmt_ptr->conthere = TRUE; 366 else if (efmp == efm + 1) /* analyse prefix */ 367 { 368 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 369 fmt_ptr->flags = *efmp++; 370 if (vim_strchr((char_u *)"DXAEWICZGOPQ", *efmp) != NULL) 371 fmt_ptr->prefix = *efmp; 372 else 373 { 374 sprintf((char *)errmsg, 375 _("E376: Invalid %%%c in format string prefix"), *efmp); 376 EMSG(errmsg); 377 return -1; 378 } 379 } 380 else 381 { 382 sprintf((char *)errmsg, 383 _("E377: Invalid %%%c in format string"), *efmp); 384 EMSG(errmsg); 385 return -1; 386 } 387 } 388 else /* copy normal character */ 389 { 390 if (*efmp == '\\' && efmp + 1 < efm + len) 391 ++efmp; 392 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 393 *ptr++ = '\\'; /* escape regexp atoms */ 394 if (*efmp) 395 *ptr++ = *efmp; 396 } 397 } 398 *ptr++ = '$'; 399 *ptr = NUL; 400 401 return 0; 402 } 403 404 static void 405 free_efm_list(efm_T **efm_first) 406 { 407 efm_T *efm_ptr; 408 409 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 410 { 411 *efm_first = efm_ptr->next; 412 vim_regfree(efm_ptr->prog); 413 vim_free(efm_ptr); 414 } 415 fmt_start = NULL; 416 } 417 418 /* Parse 'errorformat' option */ 419 static efm_T * 420 parse_efm_option(char_u *efm) 421 { 422 char_u *errmsg = NULL; 423 int errmsglen; 424 efm_T *fmt_ptr = NULL; 425 efm_T *fmt_first = NULL; 426 efm_T *fmt_last = NULL; 427 char_u *fmtstr = NULL; 428 int len; 429 int i; 430 int round; 431 432 errmsglen = CMDBUFFSIZE + 1; 433 errmsg = alloc_id(errmsglen, aid_qf_errmsg); 434 if (errmsg == NULL) 435 goto parse_efm_end; 436 437 /* 438 * Each part of the format string is copied and modified from errorformat 439 * to regex prog. Only a few % characters are allowed. 440 */ 441 442 /* 443 * Get some space to modify the format string into. 444 */ 445 i = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 446 for (round = FMT_PATTERNS; round > 0; ) 447 i += (int)STRLEN(fmt_pat[--round].pattern); 448 #ifdef BACKSLASH_IN_FILENAME 449 i += 12; /* "%f" can become twelve chars longer (see efm_to_regpat) */ 450 #else 451 i += 2; /* "%f" can become two chars longer */ 452 #endif 453 if ((fmtstr = alloc(i)) == NULL) 454 goto parse_efm_error; 455 456 while (efm[0] != NUL) 457 { 458 /* 459 * Allocate a new eformat structure and put it at the end of the list 460 */ 461 fmt_ptr = (efm_T *)alloc_clear((unsigned)sizeof(efm_T)); 462 if (fmt_ptr == NULL) 463 goto parse_efm_error; 464 if (fmt_first == NULL) /* first one */ 465 fmt_first = fmt_ptr; 466 else 467 fmt_last->next = fmt_ptr; 468 fmt_last = fmt_ptr; 469 470 /* 471 * Isolate one part in the 'errorformat' option 472 */ 473 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 474 if (efm[len] == '\\' && efm[len + 1] != NUL) 475 ++len; 476 477 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr, errmsg) == -1) 478 goto parse_efm_error; 479 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 480 goto parse_efm_error; 481 /* 482 * Advance to next part 483 */ 484 efm = skip_to_option_part(efm + len); /* skip comma and spaces */ 485 } 486 487 if (fmt_first == NULL) /* nothing found */ 488 EMSG(_("E378: 'errorformat' contains no pattern")); 489 490 goto parse_efm_end; 491 492 parse_efm_error: 493 free_efm_list(&fmt_first); 494 495 parse_efm_end: 496 vim_free(fmtstr); 497 vim_free(errmsg); 498 499 return fmt_first; 500 } 501 502 enum { 503 QF_FAIL = 0, 504 QF_OK = 1, 505 QF_END_OF_INPUT = 2, 506 QF_NOMEM = 3, 507 QF_IGNORE_LINE = 4, 508 QF_MULTISCAN = 5, 509 }; 510 511 typedef struct { 512 char_u *linebuf; 513 int linelen; 514 char_u *growbuf; 515 int growbufsiz; 516 FILE *fd; 517 typval_T *tv; 518 char_u *p_str; 519 listitem_T *p_li; 520 buf_T *buf; 521 linenr_T buflnum; 522 linenr_T lnumlast; 523 vimconv_T vc; 524 } qfstate_T; 525 526 static char_u * 527 qf_grow_linebuf(qfstate_T *state, int newsz) 528 { 529 char_u *p; 530 531 /* 532 * If the line exceeds LINE_MAXLEN exclude the last 533 * byte since it's not a NL character. 534 */ 535 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 536 if (state->growbuf == NULL) 537 { 538 state->growbuf = alloc(state->linelen + 1); 539 if (state->growbuf == NULL) 540 return NULL; 541 state->growbufsiz = state->linelen; 542 } 543 else if (state->linelen > state->growbufsiz) 544 { 545 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 546 return NULL; 547 state->growbuf = p; 548 state->growbufsiz = state->linelen; 549 } 550 return state->growbuf; 551 } 552 553 /* 554 * Get the next string (separated by newline) from state->p_str. 555 */ 556 static int 557 qf_get_next_str_line(qfstate_T *state) 558 { 559 /* Get the next line from the supplied string */ 560 char_u *p_str = state->p_str; 561 char_u *p; 562 int len; 563 564 if (*p_str == NUL) /* Reached the end of the string */ 565 return QF_END_OF_INPUT; 566 567 p = vim_strchr(p_str, '\n'); 568 if (p != NULL) 569 len = (int)(p - p_str) + 1; 570 else 571 len = (int)STRLEN(p_str); 572 573 if (len > IOSIZE - 2) 574 { 575 state->linebuf = qf_grow_linebuf(state, len); 576 if (state->linebuf == NULL) 577 return QF_NOMEM; 578 } 579 else 580 { 581 state->linebuf = IObuff; 582 state->linelen = len; 583 } 584 vim_strncpy(state->linebuf, p_str, state->linelen); 585 586 /* 587 * Increment using len in order to discard the rest of the 588 * line if it exceeds LINE_MAXLEN. 589 */ 590 p_str += len; 591 state->p_str = p_str; 592 593 return QF_OK; 594 } 595 596 /* 597 * Get the next string from state->p_Li. 598 */ 599 static int 600 qf_get_next_list_line(qfstate_T *state) 601 { 602 listitem_T *p_li = state->p_li; 603 int len; 604 605 while (p_li != NULL 606 && (p_li->li_tv.v_type != VAR_STRING 607 || p_li->li_tv.vval.v_string == NULL)) 608 p_li = p_li->li_next; /* Skip non-string items */ 609 610 if (p_li == NULL) /* End of the list */ 611 { 612 state->p_li = NULL; 613 return QF_END_OF_INPUT; 614 } 615 616 len = (int)STRLEN(p_li->li_tv.vval.v_string); 617 if (len > IOSIZE - 2) 618 { 619 state->linebuf = qf_grow_linebuf(state, len); 620 if (state->linebuf == NULL) 621 return QF_NOMEM; 622 } 623 else 624 { 625 state->linebuf = IObuff; 626 state->linelen = len; 627 } 628 629 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 630 631 state->p_li = p_li->li_next; /* next item */ 632 return QF_OK; 633 } 634 635 /* 636 * Get the next string from state->buf. 637 */ 638 static int 639 qf_get_next_buf_line(qfstate_T *state) 640 { 641 char_u *p_buf = NULL; 642 int len; 643 644 /* Get the next line from the supplied buffer */ 645 if (state->buflnum > state->lnumlast) 646 return QF_END_OF_INPUT; 647 648 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 649 state->buflnum += 1; 650 651 len = (int)STRLEN(p_buf); 652 if (len > IOSIZE - 2) 653 { 654 state->linebuf = qf_grow_linebuf(state, len); 655 if (state->linebuf == NULL) 656 return QF_NOMEM; 657 } 658 else 659 { 660 state->linebuf = IObuff; 661 state->linelen = len; 662 } 663 vim_strncpy(state->linebuf, p_buf, state->linelen); 664 665 return QF_OK; 666 } 667 668 /* 669 * Get the next string from file state->fd. 670 */ 671 static int 672 qf_get_next_file_line(qfstate_T *state) 673 { 674 int discard; 675 int growbuflen; 676 677 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 678 return QF_END_OF_INPUT; 679 680 discard = FALSE; 681 state->linelen = (int)STRLEN(IObuff); 682 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 683 { 684 /* 685 * The current line exceeds IObuff, continue reading using 686 * growbuf until EOL or LINE_MAXLEN bytes is read. 687 */ 688 if (state->growbuf == NULL) 689 { 690 state->growbufsiz = 2 * (IOSIZE - 1); 691 state->growbuf = alloc(state->growbufsiz); 692 if (state->growbuf == NULL) 693 return QF_NOMEM; 694 } 695 696 /* Copy the read part of the line, excluding null-terminator */ 697 memcpy(state->growbuf, IObuff, IOSIZE - 1); 698 growbuflen = state->linelen; 699 700 for (;;) 701 { 702 char_u *p; 703 704 if (fgets((char *)state->growbuf + growbuflen, 705 state->growbufsiz - growbuflen, state->fd) == NULL) 706 break; 707 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 708 growbuflen += state->linelen; 709 if ((state->growbuf)[growbuflen - 1] == '\n') 710 break; 711 if (state->growbufsiz == LINE_MAXLEN) 712 { 713 discard = TRUE; 714 break; 715 } 716 717 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 718 ? 2 * state->growbufsiz : LINE_MAXLEN; 719 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 720 return QF_NOMEM; 721 state->growbuf = p; 722 } 723 724 while (discard) 725 { 726 /* 727 * The current line is longer than LINE_MAXLEN, continue 728 * reading but discard everything until EOL or EOF is 729 * reached. 730 */ 731 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 732 || (int)STRLEN(IObuff) < IOSIZE - 1 733 || IObuff[IOSIZE - 1] == '\n') 734 break; 735 } 736 737 state->linebuf = state->growbuf; 738 state->linelen = growbuflen; 739 } 740 else 741 state->linebuf = IObuff; 742 743 #ifdef FEAT_MBYTE 744 /* Convert a line if it contains a non-ASCII character. */ 745 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 746 { 747 char_u *line; 748 749 line = string_convert(&state->vc, state->linebuf, &state->linelen); 750 if (line != NULL) 751 { 752 if (state->linelen < IOSIZE) 753 { 754 STRCPY(state->linebuf, line); 755 vim_free(line); 756 } 757 else 758 { 759 vim_free(state->growbuf); 760 state->linebuf = state->growbuf = line; 761 state->growbufsiz = state->linelen < LINE_MAXLEN 762 ? state->linelen : LINE_MAXLEN; 763 } 764 } 765 } 766 #endif 767 768 return QF_OK; 769 } 770 771 /* 772 * Get the next string from a file/buffer/list/string. 773 */ 774 static int 775 qf_get_nextline(qfstate_T *state) 776 { 777 int status = QF_FAIL; 778 779 if (state->fd == NULL) 780 { 781 if (state->tv != NULL) 782 { 783 if (state->tv->v_type == VAR_STRING) 784 /* Get the next line from the supplied string */ 785 status = qf_get_next_str_line(state); 786 else if (state->tv->v_type == VAR_LIST) 787 /* Get the next line from the supplied list */ 788 status = qf_get_next_list_line(state); 789 } 790 else 791 /* Get the next line from the supplied buffer */ 792 status = qf_get_next_buf_line(state); 793 } 794 else 795 /* Get the next line from the supplied file */ 796 status = qf_get_next_file_line(state); 797 798 if (status != QF_OK) 799 return status; 800 801 /* remove newline/CR from the line */ 802 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 803 { 804 state->linebuf[state->linelen - 1] = NUL; 805 #ifdef USE_CRNL 806 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 807 state->linebuf[state->linelen - 2] = NUL; 808 #endif 809 } 810 811 #ifdef FEAT_MBYTE 812 remove_bom(state->linebuf); 813 #endif 814 815 return QF_OK; 816 } 817 818 typedef struct { 819 char_u *namebuf; 820 char_u *module; 821 char_u *errmsg; 822 int errmsglen; 823 long lnum; 824 int col; 825 char_u use_viscol; 826 char_u *pattern; 827 int enr; 828 int type; 829 int valid; 830 } qffields_T; 831 832 /* 833 * Parse the error format matches in 'regmatch' and set the values in 'fields'. 834 * fmt_ptr contains the 'efm' format specifiers/prefixes that have a match. 835 * Returns QF_OK if all the matches are successfully parsed. On failure, 836 * returns QF_FAIL or QF_NOMEM. 837 */ 838 static int 839 qf_parse_match( 840 char_u *linebuf, 841 int linelen, 842 efm_T *fmt_ptr, 843 regmatch_T *regmatch, 844 qffields_T *fields, 845 int qf_multiline, 846 int qf_multiscan, 847 char_u **tail) 848 { 849 char_u *p; 850 int idx = fmt_ptr->prefix; 851 int i; 852 int len; 853 854 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 855 return QF_FAIL; 856 if (vim_strchr((char_u *)"EWI", idx) != NULL) 857 fields->type = idx; 858 else 859 fields->type = 0; 860 /* 861 * Extract error message data from matched line. 862 * We check for an actual submatch, because "\[" and "\]" in 863 * the 'errorformat' may cause the wrong submatch to be used. 864 */ 865 if ((i = (int)fmt_ptr->addr[0]) > 0) /* %f */ 866 { 867 int c; 868 869 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 870 return QF_FAIL; 871 872 /* Expand ~/file and $HOME/file to full path. */ 873 c = *regmatch->endp[i]; 874 *regmatch->endp[i] = NUL; 875 expand_env(regmatch->startp[i], fields->namebuf, CMDBUFFSIZE); 876 *regmatch->endp[i] = c; 877 878 if (vim_strchr((char_u *)"OPQ", idx) != NULL 879 && mch_getperm(fields->namebuf) == -1) 880 return QF_FAIL; 881 } 882 if ((i = (int)fmt_ptr->addr[1]) > 0) /* %n */ 883 { 884 if (regmatch->startp[i] == NULL) 885 return QF_FAIL; 886 fields->enr = (int)atol((char *)regmatch->startp[i]); 887 } 888 if ((i = (int)fmt_ptr->addr[2]) > 0) /* %l */ 889 { 890 if (regmatch->startp[i] == NULL) 891 return QF_FAIL; 892 fields->lnum = atol((char *)regmatch->startp[i]); 893 } 894 if ((i = (int)fmt_ptr->addr[3]) > 0) /* %c */ 895 { 896 if (regmatch->startp[i] == NULL) 897 return QF_FAIL; 898 fields->col = (int)atol((char *)regmatch->startp[i]); 899 } 900 if ((i = (int)fmt_ptr->addr[4]) > 0) /* %t */ 901 { 902 if (regmatch->startp[i] == NULL) 903 return QF_FAIL; 904 fields->type = *regmatch->startp[i]; 905 } 906 if (fmt_ptr->flags == '+' && !qf_multiscan) /* %+ */ 907 { 908 if (linelen >= fields->errmsglen) 909 { 910 /* linelen + null terminator */ 911 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 912 return QF_NOMEM; 913 fields->errmsg = p; 914 fields->errmsglen = linelen + 1; 915 } 916 vim_strncpy(fields->errmsg, linebuf, linelen); 917 } 918 else if ((i = (int)fmt_ptr->addr[5]) > 0) /* %m */ 919 { 920 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 921 return QF_FAIL; 922 len = (int)(regmatch->endp[i] - regmatch->startp[i]); 923 if (len >= fields->errmsglen) 924 { 925 /* len + null terminator */ 926 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 927 return QF_NOMEM; 928 fields->errmsg = p; 929 fields->errmsglen = len + 1; 930 } 931 vim_strncpy(fields->errmsg, regmatch->startp[i], len); 932 } 933 if ((i = (int)fmt_ptr->addr[6]) > 0) /* %r */ 934 { 935 if (regmatch->startp[i] == NULL) 936 return QF_FAIL; 937 *tail = regmatch->startp[i]; 938 } 939 if ((i = (int)fmt_ptr->addr[7]) > 0) /* %p */ 940 { 941 char_u *match_ptr; 942 943 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 944 return QF_FAIL; 945 fields->col = 0; 946 for (match_ptr = regmatch->startp[i]; 947 match_ptr != regmatch->endp[i]; ++match_ptr) 948 { 949 ++fields->col; 950 if (*match_ptr == TAB) 951 { 952 fields->col += 7; 953 fields->col -= fields->col % 8; 954 } 955 } 956 ++fields->col; 957 fields->use_viscol = TRUE; 958 } 959 if ((i = (int)fmt_ptr->addr[8]) > 0) /* %v */ 960 { 961 if (regmatch->startp[i] == NULL) 962 return QF_FAIL; 963 fields->col = (int)atol((char *)regmatch->startp[i]); 964 fields->use_viscol = TRUE; 965 } 966 if ((i = (int)fmt_ptr->addr[9]) > 0) /* %s */ 967 { 968 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 969 return QF_FAIL; 970 len = (int)(regmatch->endp[i] - regmatch->startp[i]); 971 if (len > CMDBUFFSIZE - 5) 972 len = CMDBUFFSIZE - 5; 973 STRCPY(fields->pattern, "^\\V"); 974 STRNCAT(fields->pattern, regmatch->startp[i], len); 975 fields->pattern[len + 3] = '\\'; 976 fields->pattern[len + 4] = '$'; 977 fields->pattern[len + 5] = NUL; 978 } 979 if ((i = (int)fmt_ptr->addr[10]) > 0) /* %o */ 980 { 981 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 982 return QF_FAIL; 983 len = (int)(regmatch->endp[i] - regmatch->startp[i]); 984 if (len > CMDBUFFSIZE) 985 len = CMDBUFFSIZE; 986 STRNCAT(fields->module, regmatch->startp[i], len); 987 } 988 989 return QF_OK; 990 } 991 992 /* 993 * Parse an error line in 'linebuf' using a single error format string in 994 * 'fmt_ptr->prog' and return the matching values in 'fields'. 995 * Returns QF_OK if the efm format matches completely and the fields are 996 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 997 */ 998 static int 999 qf_parse_get_fields( 1000 char_u *linebuf, 1001 int linelen, 1002 efm_T *fmt_ptr, 1003 qffields_T *fields, 1004 int qf_multiline, 1005 int qf_multiscan, 1006 char_u **tail) 1007 { 1008 regmatch_T regmatch; 1009 int status = QF_FAIL; 1010 int r; 1011 1012 if (qf_multiscan && 1013 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1014 return QF_FAIL; 1015 1016 fields->namebuf[0] = NUL; 1017 fields->module[0] = NUL; 1018 fields->pattern[0] = NUL; 1019 if (!qf_multiscan) 1020 fields->errmsg[0] = NUL; 1021 fields->lnum = 0; 1022 fields->col = 0; 1023 fields->use_viscol = FALSE; 1024 fields->enr = -1; 1025 fields->type = 0; 1026 *tail = NULL; 1027 1028 /* Always ignore case when looking for a matching error. */ 1029 regmatch.rm_ic = TRUE; 1030 regmatch.regprog = fmt_ptr->prog; 1031 r = vim_regexec(®match, linebuf, (colnr_T)0); 1032 fmt_ptr->prog = regmatch.regprog; 1033 if (r) 1034 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1035 fields, qf_multiline, qf_multiscan, tail); 1036 1037 return status; 1038 } 1039 1040 /* 1041 * Parse directory error format prefixes (%D and %X). 1042 * Push and pop directories from the directory stack when scanning directory 1043 * names. 1044 */ 1045 static int 1046 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1047 { 1048 if (idx == 'D') /* enter directory */ 1049 { 1050 if (*fields->namebuf == NUL) 1051 { 1052 EMSG(_("E379: Missing or empty directory name")); 1053 return QF_FAIL; 1054 } 1055 qfl->qf_directory = 1056 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1057 if (qfl->qf_directory == NULL) 1058 return QF_FAIL; 1059 } 1060 else if (idx == 'X') /* leave directory */ 1061 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1062 1063 return QF_OK; 1064 } 1065 1066 /* 1067 * Parse global file name error format prefixes (%O, %P and %Q). 1068 */ 1069 static int 1070 qf_parse_file_pfx( 1071 int idx, 1072 qffields_T *fields, 1073 qf_list_T *qfl, 1074 char_u *tail) 1075 { 1076 fields->valid = FALSE; 1077 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1078 { 1079 if (*fields->namebuf && idx == 'P') 1080 qfl->qf_currfile = 1081 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1082 else if (idx == 'Q') 1083 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1084 *fields->namebuf = NUL; 1085 if (tail && *tail) 1086 { 1087 STRMOVE(IObuff, skipwhite(tail)); 1088 qfl->qf_multiscan = TRUE; 1089 return QF_MULTISCAN; 1090 } 1091 } 1092 1093 return QF_OK; 1094 } 1095 1096 /* 1097 * Parse a non-error line (a line which doesn't match any of the error 1098 * format in 'efm'). 1099 */ 1100 static int 1101 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1102 { 1103 char_u *p; 1104 1105 fields->namebuf[0] = NUL; /* no match found, remove file name */ 1106 fields->lnum = 0; /* don't jump to this line */ 1107 fields->valid = FALSE; 1108 if (linelen >= fields->errmsglen) 1109 { 1110 /* linelen + null terminator */ 1111 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1112 return QF_NOMEM; 1113 fields->errmsg = p; 1114 fields->errmsglen = linelen + 1; 1115 } 1116 /* copy whole line to error message */ 1117 vim_strncpy(fields->errmsg, linebuf, linelen); 1118 1119 return QF_OK; 1120 } 1121 1122 /* 1123 * Parse multi-line error format prefixes (%C and %Z) 1124 */ 1125 static int 1126 qf_parse_multiline_pfx( 1127 qf_info_T *qi, 1128 int qf_idx, 1129 int idx, 1130 qf_list_T *qfl, 1131 qffields_T *fields) 1132 { 1133 char_u *ptr; 1134 int len; 1135 1136 if (!qfl->qf_multiignore) 1137 { 1138 qfline_T *qfprev = qfl->qf_last; 1139 1140 if (qfprev == NULL) 1141 return QF_FAIL; 1142 if (*fields->errmsg && !qfl->qf_multiignore) 1143 { 1144 len = (int)STRLEN(qfprev->qf_text); 1145 if ((ptr = alloc((unsigned)(len + STRLEN(fields->errmsg) + 2))) 1146 == NULL) 1147 return QF_FAIL; 1148 STRCPY(ptr, qfprev->qf_text); 1149 vim_free(qfprev->qf_text); 1150 qfprev->qf_text = ptr; 1151 *(ptr += len) = '\n'; 1152 STRCPY(++ptr, fields->errmsg); 1153 } 1154 if (qfprev->qf_nr == -1) 1155 qfprev->qf_nr = fields->enr; 1156 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1157 /* only printable chars allowed */ 1158 qfprev->qf_type = fields->type; 1159 1160 if (!qfprev->qf_lnum) 1161 qfprev->qf_lnum = fields->lnum; 1162 if (!qfprev->qf_col) 1163 qfprev->qf_col = fields->col; 1164 qfprev->qf_viscol = fields->use_viscol; 1165 if (!qfprev->qf_fnum) 1166 qfprev->qf_fnum = qf_get_fnum(qi, qf_idx, 1167 qfl->qf_directory, 1168 *fields->namebuf || qfl->qf_directory != NULL 1169 ? fields->namebuf 1170 : qfl->qf_currfile != NULL && fields->valid 1171 ? qfl->qf_currfile : 0); 1172 } 1173 if (idx == 'Z') 1174 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1175 line_breakcheck(); 1176 1177 return QF_IGNORE_LINE; 1178 } 1179 1180 /* 1181 * Parse a line and get the quickfix fields. 1182 * Return the QF_ status. 1183 */ 1184 static int 1185 qf_parse_line( 1186 qf_info_T *qi, 1187 int qf_idx, 1188 char_u *linebuf, 1189 int linelen, 1190 efm_T *fmt_first, 1191 qffields_T *fields) 1192 { 1193 efm_T *fmt_ptr; 1194 int idx = 0; 1195 char_u *tail = NULL; 1196 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 1197 int status; 1198 1199 restofline: 1200 /* If there was no %> item start at the first pattern */ 1201 if (fmt_start == NULL) 1202 fmt_ptr = fmt_first; 1203 else 1204 { 1205 /* Otherwise start from the last used pattern */ 1206 fmt_ptr = fmt_start; 1207 fmt_start = NULL; 1208 } 1209 1210 /* 1211 * Try to match each part of 'errorformat' until we find a complete 1212 * match or no match. 1213 */ 1214 fields->valid = TRUE; 1215 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1216 { 1217 idx = fmt_ptr->prefix; 1218 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1219 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1220 if (status == QF_NOMEM) 1221 return status; 1222 if (status == QF_OK) 1223 break; 1224 } 1225 qfl->qf_multiscan = FALSE; 1226 1227 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1228 { 1229 if (fmt_ptr != NULL) 1230 { 1231 /* 'D' and 'X' directory specifiers */ 1232 status = qf_parse_dir_pfx(idx, fields, qfl); 1233 if (status != QF_OK) 1234 return status; 1235 } 1236 1237 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1238 if (status != QF_OK) 1239 return status; 1240 1241 if (fmt_ptr == NULL) 1242 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1243 } 1244 else if (fmt_ptr != NULL) 1245 { 1246 /* honor %> item */ 1247 if (fmt_ptr->conthere) 1248 fmt_start = fmt_ptr; 1249 1250 if (vim_strchr((char_u *)"AEWI", idx) != NULL) 1251 { 1252 qfl->qf_multiline = TRUE; /* start of a multi-line message */ 1253 qfl->qf_multiignore = FALSE;/* reset continuation */ 1254 } 1255 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1256 { /* continuation of multi-line msg */ 1257 status = qf_parse_multiline_pfx(qi, qf_idx, idx, qfl, fields); 1258 if (status != QF_OK) 1259 return status; 1260 } 1261 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1262 { /* global file names */ 1263 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1264 if (status == QF_MULTISCAN) 1265 goto restofline; 1266 } 1267 if (fmt_ptr->flags == '-') /* generally exclude this line */ 1268 { 1269 if (qfl->qf_multiline) 1270 /* also exclude continuation lines */ 1271 qfl->qf_multiignore = TRUE; 1272 return QF_IGNORE_LINE; 1273 } 1274 } 1275 1276 return QF_OK; 1277 } 1278 1279 /* 1280 * Read the errorfile "efile" into memory, line by line, building the error 1281 * list. 1282 * Alternative: when "efile" is NULL read errors from buffer "buf". 1283 * Alternative: when "tv" is not NULL get errors from the string or list. 1284 * Always use 'errorformat' from "buf" if there is a local value. 1285 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1286 * Set the title of the list to "qf_title". 1287 * Return -1 for error, number of errors for success. 1288 */ 1289 static int 1290 qf_init_ext( 1291 qf_info_T *qi, 1292 int qf_idx, 1293 char_u *efile, 1294 buf_T *buf, 1295 typval_T *tv, 1296 char_u *errorformat, 1297 int newlist, /* TRUE: start a new error list */ 1298 linenr_T lnumfirst, /* first line number to use */ 1299 linenr_T lnumlast, /* last line number to use */ 1300 char_u *qf_title, 1301 char_u *enc) 1302 { 1303 qf_list_T *qfl; 1304 qfstate_T state; 1305 qffields_T fields; 1306 qfline_T *old_last = NULL; 1307 int adding = FALSE; 1308 static efm_T *fmt_first = NULL; 1309 char_u *efm; 1310 static char_u *last_efm = NULL; 1311 int retval = -1; /* default: return error flag */ 1312 int status; 1313 1314 /* Do not used the cached buffer, it may have been wiped out. */ 1315 VIM_CLEAR(qf_last_bufname); 1316 1317 vim_memset(&state, 0, sizeof(state)); 1318 vim_memset(&fields, 0, sizeof(fields)); 1319 #ifdef FEAT_MBYTE 1320 state.vc.vc_type = CONV_NONE; 1321 if (enc != NULL && *enc != NUL) 1322 convert_setup(&state.vc, enc, p_enc); 1323 #endif 1324 fields.namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1325 fields.module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1326 fields.errmsglen = CMDBUFFSIZE + 1; 1327 fields.errmsg = alloc_id(fields.errmsglen, aid_qf_errmsg); 1328 fields.pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1329 if (fields.namebuf == NULL || fields.errmsg == NULL 1330 || fields.pattern == NULL || fields.module == NULL) 1331 goto qf_init_end; 1332 1333 if (efile != NULL && (state.fd = mch_fopen((char *)efile, "r")) == NULL) 1334 { 1335 EMSG2(_(e_openerrf), efile); 1336 goto qf_init_end; 1337 } 1338 1339 if (newlist || qf_idx == qi->qf_listcount) 1340 { 1341 /* make place for a new list */ 1342 qf_new_list(qi, qf_title); 1343 qf_idx = qi->qf_curlist; 1344 } 1345 else 1346 { 1347 /* Adding to existing list, use last entry. */ 1348 adding = TRUE; 1349 if (qi->qf_lists[qf_idx].qf_count > 0) 1350 old_last = qi->qf_lists[qf_idx].qf_last; 1351 } 1352 1353 qfl = &qi->qf_lists[qf_idx]; 1354 1355 /* Use the local value of 'errorformat' if it's set. */ 1356 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1357 efm = buf->b_p_efm; 1358 else 1359 efm = errorformat; 1360 1361 /* 1362 * If the errorformat didn't change between calls, then reuse the 1363 * previously parsed values. 1364 */ 1365 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1366 { 1367 /* free the previously parsed data */ 1368 VIM_CLEAR(last_efm); 1369 free_efm_list(&fmt_first); 1370 1371 /* parse the current 'efm' */ 1372 fmt_first = parse_efm_option(efm); 1373 if (fmt_first != NULL) 1374 last_efm = vim_strsave(efm); 1375 } 1376 1377 if (fmt_first == NULL) /* nothing found */ 1378 goto error2; 1379 1380 /* 1381 * got_int is reset here, because it was probably set when killing the 1382 * ":make" command, but we still want to read the errorfile then. 1383 */ 1384 got_int = FALSE; 1385 1386 if (tv != NULL) 1387 { 1388 if (tv->v_type == VAR_STRING) 1389 state.p_str = tv->vval.v_string; 1390 else if (tv->v_type == VAR_LIST) 1391 state.p_li = tv->vval.v_list->lv_first; 1392 state.tv = tv; 1393 } 1394 state.buf = buf; 1395 state.buflnum = lnumfirst; 1396 state.lnumlast = lnumlast; 1397 1398 /* 1399 * Read the lines in the error file one by one. 1400 * Try to recognize one of the error formats in each line. 1401 */ 1402 while (!got_int) 1403 { 1404 /* Get the next line from a file/buffer/list/string */ 1405 status = qf_get_nextline(&state); 1406 if (status == QF_NOMEM) /* memory alloc failure */ 1407 goto qf_init_end; 1408 if (status == QF_END_OF_INPUT) /* end of input */ 1409 break; 1410 1411 status = qf_parse_line(qi, qf_idx, state.linebuf, state.linelen, 1412 fmt_first, &fields); 1413 if (status == QF_FAIL) 1414 goto error2; 1415 if (status == QF_NOMEM) 1416 goto qf_init_end; 1417 if (status == QF_IGNORE_LINE) 1418 continue; 1419 1420 if (qf_add_entry(qi, 1421 qf_idx, 1422 qfl->qf_directory, 1423 (*fields.namebuf || qfl->qf_directory != NULL) 1424 ? fields.namebuf 1425 : ((qfl->qf_currfile != NULL && fields.valid) 1426 ? qfl->qf_currfile : (char_u *)NULL), 1427 fields.module, 1428 0, 1429 fields.errmsg, 1430 fields.lnum, 1431 fields.col, 1432 fields.use_viscol, 1433 fields.pattern, 1434 fields.enr, 1435 fields.type, 1436 fields.valid) == FAIL) 1437 goto error2; 1438 line_breakcheck(); 1439 } 1440 if (state.fd == NULL || !ferror(state.fd)) 1441 { 1442 if (qfl->qf_index == 0) 1443 { 1444 /* no valid entry found */ 1445 qfl->qf_ptr = qfl->qf_start; 1446 qfl->qf_index = 1; 1447 qfl->qf_nonevalid = TRUE; 1448 } 1449 else 1450 { 1451 qfl->qf_nonevalid = FALSE; 1452 if (qfl->qf_ptr == NULL) 1453 qfl->qf_ptr = qfl->qf_start; 1454 } 1455 /* return number of matches */ 1456 retval = qfl->qf_count; 1457 goto qf_init_end; 1458 } 1459 EMSG(_(e_readerrf)); 1460 error2: 1461 if (!adding) 1462 { 1463 /* Error when creating a new list. Free the new list */ 1464 qf_free(qi, qi->qf_curlist); 1465 qi->qf_listcount--; 1466 if (qi->qf_curlist > 0) 1467 --qi->qf_curlist; 1468 } 1469 qf_init_end: 1470 if (state.fd != NULL) 1471 fclose(state.fd); 1472 vim_free(fields.namebuf); 1473 vim_free(fields.module); 1474 vim_free(fields.errmsg); 1475 vim_free(fields.pattern); 1476 vim_free(state.growbuf); 1477 1478 if (qf_idx == qi->qf_curlist) 1479 qf_update_buffer(qi, old_last); 1480 #ifdef FEAT_MBYTE 1481 if (state.vc.vc_type != CONV_NONE) 1482 convert_setup(&state.vc, NULL, NULL); 1483 #endif 1484 1485 return retval; 1486 } 1487 1488 /* 1489 * Set the title of the specified quickfix list. Frees the previous title. 1490 * Prepends ':' to the title. 1491 */ 1492 static void 1493 qf_store_title(qf_info_T *qi, int qf_idx, char_u *title) 1494 { 1495 VIM_CLEAR(qi->qf_lists[qf_idx].qf_title); 1496 1497 if (title != NULL) 1498 { 1499 char_u *p = alloc((int)STRLEN(title) + 2); 1500 1501 qi->qf_lists[qf_idx].qf_title = p; 1502 if (p != NULL) 1503 STRCPY(p, title); 1504 } 1505 } 1506 1507 /* 1508 * The title of a quickfix/location list is set, by default, to the command 1509 * that created the quickfix list with the ":" prefix. 1510 * Create a quickfix list title string by prepending ":" to a user command. 1511 * Returns a pointer to a static buffer with the title. 1512 */ 1513 static char_u * 1514 qf_cmdtitle(char_u *cmd) 1515 { 1516 static char_u qftitle_str[IOSIZE]; 1517 1518 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1519 return qftitle_str; 1520 } 1521 1522 /* 1523 * Prepare for adding a new quickfix list. If the current list is in the 1524 * middle of the stack, then all the following lists are freed and then 1525 * the new list is added. 1526 */ 1527 static void 1528 qf_new_list(qf_info_T *qi, char_u *qf_title) 1529 { 1530 int i; 1531 1532 /* 1533 * If the current entry is not the last entry, delete entries beyond 1534 * the current entry. This makes it possible to browse in a tree-like 1535 * way with ":grep'. 1536 */ 1537 while (qi->qf_listcount > qi->qf_curlist + 1) 1538 qf_free(qi, --qi->qf_listcount); 1539 1540 /* 1541 * When the stack is full, remove to oldest entry 1542 * Otherwise, add a new entry. 1543 */ 1544 if (qi->qf_listcount == LISTCOUNT) 1545 { 1546 qf_free(qi, 0); 1547 for (i = 1; i < LISTCOUNT; ++i) 1548 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1549 qi->qf_curlist = LISTCOUNT - 1; 1550 } 1551 else 1552 qi->qf_curlist = qi->qf_listcount++; 1553 vim_memset(&qi->qf_lists[qi->qf_curlist], 0, (size_t)(sizeof(qf_list_T))); 1554 qf_store_title(qi, qi->qf_curlist, qf_title); 1555 qi->qf_lists[qi->qf_curlist].qf_id = ++last_qf_id; 1556 } 1557 1558 /* 1559 * Free a location list 1560 */ 1561 static void 1562 ll_free_all(qf_info_T **pqi) 1563 { 1564 int i; 1565 qf_info_T *qi; 1566 1567 qi = *pqi; 1568 if (qi == NULL) 1569 return; 1570 *pqi = NULL; /* Remove reference to this list */ 1571 1572 qi->qf_refcount--; 1573 if (qi->qf_refcount < 1) 1574 { 1575 /* No references to this location list */ 1576 for (i = 0; i < qi->qf_listcount; ++i) 1577 qf_free(qi, i); 1578 vim_free(qi); 1579 } 1580 } 1581 1582 /* 1583 * Free all the quickfix/location lists in the stack. 1584 */ 1585 void 1586 qf_free_all(win_T *wp) 1587 { 1588 int i; 1589 qf_info_T *qi = &ql_info; 1590 1591 if (wp != NULL) 1592 { 1593 /* location list */ 1594 ll_free_all(&wp->w_llist); 1595 ll_free_all(&wp->w_llist_ref); 1596 } 1597 else 1598 /* quickfix list */ 1599 for (i = 0; i < qi->qf_listcount; ++i) 1600 qf_free(qi, i); 1601 } 1602 1603 /* 1604 * Add an entry to the end of the list of errors. 1605 * Returns OK or FAIL. 1606 */ 1607 static int 1608 qf_add_entry( 1609 qf_info_T *qi, /* quickfix list */ 1610 int qf_idx, /* list index */ 1611 char_u *dir, /* optional directory name */ 1612 char_u *fname, /* file name or NULL */ 1613 char_u *module, /* module name or NULL */ 1614 int bufnum, /* buffer number or zero */ 1615 char_u *mesg, /* message */ 1616 long lnum, /* line number */ 1617 int col, /* column */ 1618 int vis_col, /* using visual column */ 1619 char_u *pattern, /* search pattern */ 1620 int nr, /* error number */ 1621 int type, /* type character */ 1622 int valid) /* valid entry */ 1623 { 1624 qfline_T *qfp; 1625 qfline_T **lastp; /* pointer to qf_last or NULL */ 1626 1627 if ((qfp = (qfline_T *)alloc((unsigned)sizeof(qfline_T))) == NULL) 1628 return FAIL; 1629 if (bufnum != 0) 1630 { 1631 buf_T *buf = buflist_findnr(bufnum); 1632 1633 qfp->qf_fnum = bufnum; 1634 if (buf != NULL) 1635 buf->b_has_qf_entry |= 1636 (qi == &ql_info) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 1637 } 1638 else 1639 qfp->qf_fnum = qf_get_fnum(qi, qf_idx, dir, fname); 1640 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 1641 { 1642 vim_free(qfp); 1643 return FAIL; 1644 } 1645 qfp->qf_lnum = lnum; 1646 qfp->qf_col = col; 1647 qfp->qf_viscol = vis_col; 1648 if (pattern == NULL || *pattern == NUL) 1649 qfp->qf_pattern = NULL; 1650 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 1651 { 1652 vim_free(qfp->qf_text); 1653 vim_free(qfp); 1654 return FAIL; 1655 } 1656 if (module == NULL || *module == NUL) 1657 qfp->qf_module = NULL; 1658 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 1659 { 1660 vim_free(qfp->qf_text); 1661 vim_free(qfp->qf_pattern); 1662 vim_free(qfp); 1663 return FAIL; 1664 } 1665 qfp->qf_nr = nr; 1666 if (type != 1 && !vim_isprintc(type)) /* only printable chars allowed */ 1667 type = 0; 1668 qfp->qf_type = type; 1669 qfp->qf_valid = valid; 1670 1671 lastp = &qi->qf_lists[qf_idx].qf_last; 1672 if (qi->qf_lists[qf_idx].qf_count == 0) 1673 /* first element in the list */ 1674 { 1675 qi->qf_lists[qf_idx].qf_start = qfp; 1676 qi->qf_lists[qf_idx].qf_ptr = qfp; 1677 qi->qf_lists[qf_idx].qf_index = 0; 1678 qfp->qf_prev = NULL; 1679 } 1680 else 1681 { 1682 qfp->qf_prev = *lastp; 1683 (*lastp)->qf_next = qfp; 1684 } 1685 qfp->qf_next = NULL; 1686 qfp->qf_cleared = FALSE; 1687 *lastp = qfp; 1688 ++qi->qf_lists[qf_idx].qf_count; 1689 if (qi->qf_lists[qf_idx].qf_index == 0 && qfp->qf_valid) 1690 /* first valid entry */ 1691 { 1692 qi->qf_lists[qf_idx].qf_index = 1693 qi->qf_lists[qf_idx].qf_count; 1694 qi->qf_lists[qf_idx].qf_ptr = qfp; 1695 } 1696 1697 return OK; 1698 } 1699 1700 /* 1701 * Allocate a new location list 1702 */ 1703 static qf_info_T * 1704 ll_new_list(void) 1705 { 1706 qf_info_T *qi; 1707 1708 qi = (qf_info_T *)alloc((unsigned)sizeof(qf_info_T)); 1709 if (qi != NULL) 1710 { 1711 vim_memset(qi, 0, (size_t)(sizeof(qf_info_T))); 1712 qi->qf_refcount++; 1713 } 1714 1715 return qi; 1716 } 1717 1718 /* 1719 * Return the location list for window 'wp'. 1720 * If not present, allocate a location list 1721 */ 1722 static qf_info_T * 1723 ll_get_or_alloc_list(win_T *wp) 1724 { 1725 if (IS_LL_WINDOW(wp)) 1726 /* For a location list window, use the referenced location list */ 1727 return wp->w_llist_ref; 1728 1729 /* 1730 * For a non-location list window, w_llist_ref should not point to a 1731 * location list. 1732 */ 1733 ll_free_all(&wp->w_llist_ref); 1734 1735 if (wp->w_llist == NULL) 1736 wp->w_llist = ll_new_list(); /* new location list */ 1737 return wp->w_llist; 1738 } 1739 1740 /* 1741 * Copy the location list from window "from" to window "to". 1742 */ 1743 void 1744 copy_loclist(win_T *from, win_T *to) 1745 { 1746 qf_info_T *qi; 1747 int idx; 1748 int i; 1749 1750 /* 1751 * When copying from a location list window, copy the referenced 1752 * location list. For other windows, copy the location list for 1753 * that window. 1754 */ 1755 if (IS_LL_WINDOW(from)) 1756 qi = from->w_llist_ref; 1757 else 1758 qi = from->w_llist; 1759 1760 if (qi == NULL) /* no location list to copy */ 1761 return; 1762 1763 /* allocate a new location list */ 1764 if ((to->w_llist = ll_new_list()) == NULL) 1765 return; 1766 1767 to->w_llist->qf_listcount = qi->qf_listcount; 1768 1769 /* Copy the location lists one at a time */ 1770 for (idx = 0; idx < qi->qf_listcount; idx++) 1771 { 1772 qf_list_T *from_qfl; 1773 qf_list_T *to_qfl; 1774 1775 to->w_llist->qf_curlist = idx; 1776 1777 from_qfl = &qi->qf_lists[idx]; 1778 to_qfl = &to->w_llist->qf_lists[idx]; 1779 1780 /* Some of the fields are populated by qf_add_entry() */ 1781 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 1782 to_qfl->qf_count = 0; 1783 to_qfl->qf_index = 0; 1784 to_qfl->qf_start = NULL; 1785 to_qfl->qf_last = NULL; 1786 to_qfl->qf_ptr = NULL; 1787 if (from_qfl->qf_title != NULL) 1788 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 1789 else 1790 to_qfl->qf_title = NULL; 1791 if (from_qfl->qf_ctx != NULL) 1792 { 1793 to_qfl->qf_ctx = alloc_tv(); 1794 if (to_qfl->qf_ctx != NULL) 1795 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 1796 } 1797 else 1798 to_qfl->qf_ctx = NULL; 1799 1800 if (from_qfl->qf_count) 1801 { 1802 qfline_T *from_qfp; 1803 qfline_T *prevp; 1804 1805 /* copy all the location entries in this list */ 1806 for (i = 0, from_qfp = from_qfl->qf_start; 1807 i < from_qfl->qf_count && from_qfp != NULL; 1808 ++i, from_qfp = from_qfp->qf_next) 1809 { 1810 if (qf_add_entry(to->w_llist, 1811 to->w_llist->qf_curlist, 1812 NULL, 1813 NULL, 1814 from_qfp->qf_module, 1815 0, 1816 from_qfp->qf_text, 1817 from_qfp->qf_lnum, 1818 from_qfp->qf_col, 1819 from_qfp->qf_viscol, 1820 from_qfp->qf_pattern, 1821 from_qfp->qf_nr, 1822 0, 1823 from_qfp->qf_valid) == FAIL) 1824 { 1825 qf_free_all(to); 1826 return; 1827 } 1828 /* 1829 * qf_add_entry() will not set the qf_num field, as the 1830 * directory and file names are not supplied. So the qf_fnum 1831 * field is copied here. 1832 */ 1833 prevp = to->w_llist->qf_lists[to->w_llist->qf_curlist].qf_last; 1834 prevp->qf_fnum = from_qfp->qf_fnum; /* file number */ 1835 prevp->qf_type = from_qfp->qf_type; /* error type */ 1836 if (from_qfl->qf_ptr == from_qfp) 1837 to_qfl->qf_ptr = prevp; /* current location */ 1838 } 1839 } 1840 1841 to_qfl->qf_index = from_qfl->qf_index; /* current index in the list */ 1842 1843 /* Assign a new ID for the location list */ 1844 to_qfl->qf_id = ++last_qf_id; 1845 to_qfl->qf_changedtick = 0L; 1846 1847 /* When no valid entries are present in the list, qf_ptr points to 1848 * the first item in the list */ 1849 if (to_qfl->qf_nonevalid) 1850 { 1851 to_qfl->qf_ptr = to_qfl->qf_start; 1852 to_qfl->qf_index = 1; 1853 } 1854 } 1855 1856 to->w_llist->qf_curlist = qi->qf_curlist; /* current list */ 1857 } 1858 1859 /* 1860 * Get buffer number for file "directory/fname". 1861 * Also sets the b_has_qf_entry flag. 1862 */ 1863 static int 1864 qf_get_fnum(qf_info_T *qi, int qf_idx, char_u *directory, char_u *fname) 1865 { 1866 char_u *ptr = NULL; 1867 buf_T *buf; 1868 char_u *bufname; 1869 1870 if (fname == NULL || *fname == NUL) /* no file name */ 1871 return 0; 1872 1873 #ifdef VMS 1874 vms_remove_version(fname); 1875 #endif 1876 #ifdef BACKSLASH_IN_FILENAME 1877 if (directory != NULL) 1878 slash_adjust(directory); 1879 slash_adjust(fname); 1880 #endif 1881 if (directory != NULL && !vim_isAbsName(fname) 1882 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 1883 { 1884 /* 1885 * Here we check if the file really exists. 1886 * This should normally be true, but if make works without 1887 * "leaving directory"-messages we might have missed a 1888 * directory change. 1889 */ 1890 if (mch_getperm(ptr) < 0) 1891 { 1892 vim_free(ptr); 1893 directory = qf_guess_filepath(qi, qf_idx, fname); 1894 if (directory) 1895 ptr = concat_fnames(directory, fname, TRUE); 1896 else 1897 ptr = vim_strsave(fname); 1898 } 1899 /* Use concatenated directory name and file name */ 1900 bufname = ptr; 1901 } 1902 else 1903 bufname = fname; 1904 1905 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 1906 && bufref_valid(&qf_last_bufref)) 1907 { 1908 buf = qf_last_bufref.br_buf; 1909 vim_free(ptr); 1910 } 1911 else 1912 { 1913 vim_free(qf_last_bufname); 1914 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 1915 if (bufname == ptr) 1916 qf_last_bufname = bufname; 1917 else 1918 qf_last_bufname = vim_strsave(bufname); 1919 set_bufref(&qf_last_bufref, buf); 1920 } 1921 if (buf == NULL) 1922 return 0; 1923 1924 buf->b_has_qf_entry = 1925 (qi == &ql_info) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 1926 return buf->b_fnum; 1927 } 1928 1929 /* 1930 * Push dirbuf onto the directory stack and return pointer to actual dir or 1931 * NULL on error. 1932 */ 1933 static char_u * 1934 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 1935 { 1936 struct dir_stack_T *ds_new; 1937 struct dir_stack_T *ds_ptr; 1938 1939 /* allocate new stack element and hook it in */ 1940 ds_new = (struct dir_stack_T *)alloc((unsigned)sizeof(struct dir_stack_T)); 1941 if (ds_new == NULL) 1942 return NULL; 1943 1944 ds_new->next = *stackptr; 1945 *stackptr = ds_new; 1946 1947 /* store directory on the stack */ 1948 if (vim_isAbsName(dirbuf) 1949 || (*stackptr)->next == NULL 1950 || (*stackptr && is_file_stack)) 1951 (*stackptr)->dirname = vim_strsave(dirbuf); 1952 else 1953 { 1954 /* Okay we don't have an absolute path. 1955 * dirbuf must be a subdir of one of the directories on the stack. 1956 * Let's search... 1957 */ 1958 ds_new = (*stackptr)->next; 1959 (*stackptr)->dirname = NULL; 1960 while (ds_new) 1961 { 1962 vim_free((*stackptr)->dirname); 1963 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 1964 TRUE); 1965 if (mch_isdir((*stackptr)->dirname) == TRUE) 1966 break; 1967 1968 ds_new = ds_new->next; 1969 } 1970 1971 /* clean up all dirs we already left */ 1972 while ((*stackptr)->next != ds_new) 1973 { 1974 ds_ptr = (*stackptr)->next; 1975 (*stackptr)->next = (*stackptr)->next->next; 1976 vim_free(ds_ptr->dirname); 1977 vim_free(ds_ptr); 1978 } 1979 1980 /* Nothing found -> it must be on top level */ 1981 if (ds_new == NULL) 1982 { 1983 vim_free((*stackptr)->dirname); 1984 (*stackptr)->dirname = vim_strsave(dirbuf); 1985 } 1986 } 1987 1988 if ((*stackptr)->dirname != NULL) 1989 return (*stackptr)->dirname; 1990 else 1991 { 1992 ds_ptr = *stackptr; 1993 *stackptr = (*stackptr)->next; 1994 vim_free(ds_ptr); 1995 return NULL; 1996 } 1997 } 1998 1999 /* 2000 * pop dirbuf from the directory stack and return previous directory or NULL if 2001 * stack is empty 2002 */ 2003 static char_u * 2004 qf_pop_dir(struct dir_stack_T **stackptr) 2005 { 2006 struct dir_stack_T *ds_ptr; 2007 2008 /* TODO: Should we check if dirbuf is the directory on top of the stack? 2009 * What to do if it isn't? */ 2010 2011 /* pop top element and free it */ 2012 if (*stackptr != NULL) 2013 { 2014 ds_ptr = *stackptr; 2015 *stackptr = (*stackptr)->next; 2016 vim_free(ds_ptr->dirname); 2017 vim_free(ds_ptr); 2018 } 2019 2020 /* return NEW top element as current dir or NULL if stack is empty*/ 2021 return *stackptr ? (*stackptr)->dirname : NULL; 2022 } 2023 2024 /* 2025 * clean up directory stack 2026 */ 2027 static void 2028 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2029 { 2030 struct dir_stack_T *ds_ptr; 2031 2032 while ((ds_ptr = *stackptr) != NULL) 2033 { 2034 *stackptr = (*stackptr)->next; 2035 vim_free(ds_ptr->dirname); 2036 vim_free(ds_ptr); 2037 } 2038 } 2039 2040 /* 2041 * Check in which directory of the directory stack the given file can be 2042 * found. 2043 * Returns a pointer to the directory name or NULL if not found. 2044 * Cleans up intermediate directory entries. 2045 * 2046 * TODO: How to solve the following problem? 2047 * If we have this directory tree: 2048 * ./ 2049 * ./aa 2050 * ./aa/bb 2051 * ./bb 2052 * ./bb/x.c 2053 * and make says: 2054 * making all in aa 2055 * making all in bb 2056 * x.c:9: Error 2057 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2058 * qf_guess_filepath will return NULL. 2059 */ 2060 static char_u * 2061 qf_guess_filepath(qf_info_T *qi, int qf_idx, char_u *filename) 2062 { 2063 struct dir_stack_T *ds_ptr; 2064 struct dir_stack_T *ds_tmp; 2065 char_u *fullname; 2066 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 2067 2068 /* no dirs on the stack - there's nothing we can do */ 2069 if (qfl->qf_dir_stack == NULL) 2070 return NULL; 2071 2072 ds_ptr = qfl->qf_dir_stack->next; 2073 fullname = NULL; 2074 while (ds_ptr) 2075 { 2076 vim_free(fullname); 2077 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2078 2079 /* If concat_fnames failed, just go on. The worst thing that can happen 2080 * is that we delete the entire stack. 2081 */ 2082 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2083 break; 2084 2085 ds_ptr = ds_ptr->next; 2086 } 2087 2088 vim_free(fullname); 2089 2090 /* clean up all dirs we already left */ 2091 while (qfl->qf_dir_stack->next != ds_ptr) 2092 { 2093 ds_tmp = qfl->qf_dir_stack->next; 2094 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2095 vim_free(ds_tmp->dirname); 2096 vim_free(ds_tmp); 2097 } 2098 2099 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2100 } 2101 2102 /* 2103 * Returns TRUE if a quickfix/location list with the given identifier exists. 2104 */ 2105 static int 2106 qflist_valid (win_T *wp, int_u qf_id) 2107 { 2108 qf_info_T *qi = &ql_info; 2109 int i; 2110 2111 if (wp != NULL) 2112 { 2113 qi = GET_LOC_LIST(wp); /* Location list */ 2114 if (qi == NULL) 2115 return FALSE; 2116 } 2117 2118 for (i = 0; i < qi->qf_listcount; ++i) 2119 if (qi->qf_lists[i].qf_id == qf_id) 2120 return TRUE; 2121 2122 return FALSE; 2123 } 2124 2125 /* 2126 * When loading a file from the quickfix, the auto commands may modify it. 2127 * This may invalidate the current quickfix entry. This function checks 2128 * whether an entry is still present in the quickfix list. 2129 * Similar to location list. 2130 */ 2131 static int 2132 is_qf_entry_present(qf_info_T *qi, qfline_T *qf_ptr) 2133 { 2134 qf_list_T *qfl; 2135 qfline_T *qfp; 2136 int i; 2137 2138 qfl = &qi->qf_lists[qi->qf_curlist]; 2139 2140 /* Search for the entry in the current list */ 2141 for (i = 0, qfp = qfl->qf_start; i < qfl->qf_count; 2142 ++i, qfp = qfp->qf_next) 2143 if (qfp == NULL || qfp == qf_ptr) 2144 break; 2145 2146 if (i == qfl->qf_count) /* Entry is not found */ 2147 return FALSE; 2148 2149 return TRUE; 2150 } 2151 2152 /* 2153 * Get the next valid entry in the current quickfix/location list. The search 2154 * starts from the current entry. Returns NULL on failure. 2155 */ 2156 static qfline_T * 2157 get_next_valid_entry( 2158 qf_info_T *qi, 2159 qfline_T *qf_ptr, 2160 int *qf_index, 2161 int dir) 2162 { 2163 int idx; 2164 int old_qf_fnum; 2165 2166 idx = *qf_index; 2167 old_qf_fnum = qf_ptr->qf_fnum; 2168 2169 do 2170 { 2171 if (idx == qi->qf_lists[qi->qf_curlist].qf_count 2172 || qf_ptr->qf_next == NULL) 2173 return NULL; 2174 ++idx; 2175 qf_ptr = qf_ptr->qf_next; 2176 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid 2177 && !qf_ptr->qf_valid) 2178 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2179 2180 *qf_index = idx; 2181 return qf_ptr; 2182 } 2183 2184 /* 2185 * Get the previous valid entry in the current quickfix/location list. The 2186 * search starts from the current entry. Returns NULL on failure. 2187 */ 2188 static qfline_T * 2189 get_prev_valid_entry( 2190 qf_info_T *qi, 2191 qfline_T *qf_ptr, 2192 int *qf_index, 2193 int dir) 2194 { 2195 int idx; 2196 int old_qf_fnum; 2197 2198 idx = *qf_index; 2199 old_qf_fnum = qf_ptr->qf_fnum; 2200 2201 do 2202 { 2203 if (idx == 1 || qf_ptr->qf_prev == NULL) 2204 return NULL; 2205 --idx; 2206 qf_ptr = qf_ptr->qf_prev; 2207 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid 2208 && !qf_ptr->qf_valid) 2209 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2210 2211 *qf_index = idx; 2212 return qf_ptr; 2213 } 2214 2215 /* 2216 * Get the n'th (errornr) previous/next valid entry from the current entry in 2217 * the quickfix list. 2218 * dir == FORWARD or FORWARD_FILE: next valid entry 2219 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2220 */ 2221 static qfline_T * 2222 get_nth_valid_entry( 2223 qf_info_T *qi, 2224 int errornr, 2225 qfline_T *qf_ptr, 2226 int *qf_index, 2227 int dir) 2228 { 2229 qfline_T *prev_qf_ptr; 2230 int prev_index; 2231 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 2232 char_u *err = e_no_more_items; 2233 2234 while (errornr--) 2235 { 2236 prev_qf_ptr = qf_ptr; 2237 prev_index = *qf_index; 2238 2239 if (dir == FORWARD || dir == FORWARD_FILE) 2240 qf_ptr = get_next_valid_entry(qi, qf_ptr, qf_index, dir); 2241 else 2242 qf_ptr = get_prev_valid_entry(qi, qf_ptr, qf_index, dir); 2243 if (qf_ptr == NULL) 2244 { 2245 qf_ptr = prev_qf_ptr; 2246 *qf_index = prev_index; 2247 if (err != NULL) 2248 { 2249 EMSG(_(err)); 2250 return NULL; 2251 } 2252 break; 2253 } 2254 2255 err = NULL; 2256 } 2257 2258 return qf_ptr; 2259 } 2260 2261 /* 2262 * Get n'th (errornr) quickfix entry 2263 */ 2264 static qfline_T * 2265 get_nth_entry( 2266 qf_info_T *qi, 2267 int errornr, 2268 qfline_T *qf_ptr, 2269 int *cur_qfidx) 2270 { 2271 int qf_idx = *cur_qfidx; 2272 2273 /* New error number is less than the current error number */ 2274 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2275 { 2276 --qf_idx; 2277 qf_ptr = qf_ptr->qf_prev; 2278 } 2279 /* New error number is greater than the current error number */ 2280 while (errornr > qf_idx && 2281 qf_idx < qi->qf_lists[qi->qf_curlist].qf_count && 2282 qf_ptr->qf_next != NULL) 2283 { 2284 ++qf_idx; 2285 qf_ptr = qf_ptr->qf_next; 2286 } 2287 2288 *cur_qfidx = qf_idx; 2289 return qf_ptr; 2290 } 2291 2292 /* 2293 * Find a window displaying a Vim help file. 2294 */ 2295 static win_T * 2296 qf_find_help_win(void) 2297 { 2298 win_T *wp; 2299 2300 FOR_ALL_WINDOWS(wp) 2301 if (bt_help(wp->w_buffer)) 2302 return wp; 2303 2304 return NULL; 2305 } 2306 2307 /* 2308 * Find a help window or open one. 2309 */ 2310 static int 2311 jump_to_help_window(qf_info_T *qi, int *opened_window) 2312 { 2313 win_T *wp; 2314 int flags; 2315 2316 if (cmdmod.tab != 0) 2317 wp = NULL; 2318 else 2319 wp = qf_find_help_win(); 2320 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2321 win_enter(wp, TRUE); 2322 else 2323 { 2324 /* 2325 * Split off help window; put it at far top if no position 2326 * specified, the current window is vertically split and narrow. 2327 */ 2328 flags = WSP_HELP; 2329 if (cmdmod.split == 0 && curwin->w_width != Columns 2330 && curwin->w_width < 80) 2331 flags |= WSP_TOP; 2332 if (qi != &ql_info) 2333 flags |= WSP_NEWLOC; /* don't copy the location list */ 2334 2335 if (win_split(0, flags) == FAIL) 2336 return FAIL; 2337 2338 *opened_window = TRUE; 2339 2340 if (curwin->w_height < p_hh) 2341 win_setheight((int)p_hh); 2342 2343 if (qi != &ql_info) /* not a quickfix list */ 2344 { 2345 /* The new window should use the supplied location list */ 2346 curwin->w_llist = qi; 2347 qi->qf_refcount++; 2348 } 2349 } 2350 2351 if (!p_im) 2352 restart_edit = 0; /* don't want insert mode in help file */ 2353 2354 return OK; 2355 } 2356 2357 /* 2358 * Find a non-quickfix window using the given location list. 2359 * Returns NULL if a matching window is not found. 2360 */ 2361 static win_T * 2362 qf_find_win_with_loclist(qf_info_T *ll) 2363 { 2364 win_T *wp; 2365 2366 FOR_ALL_WINDOWS(wp) 2367 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2368 return wp; 2369 2370 return NULL; 2371 } 2372 2373 /* 2374 * Find a window containing a normal buffer 2375 */ 2376 static win_T * 2377 qf_find_win_with_normal_buf(void) 2378 { 2379 win_T *wp; 2380 2381 FOR_ALL_WINDOWS(wp) 2382 if (wp->w_buffer->b_p_bt[0] == NUL) 2383 return wp; 2384 2385 return NULL; 2386 } 2387 2388 /* 2389 * Go to a window in any tabpage containing the specified file. Returns TRUE 2390 * if successfully jumped to the window. Otherwise returns FALSE. 2391 */ 2392 static int 2393 qf_goto_tabwin_with_file(int fnum) 2394 { 2395 tabpage_T *tp; 2396 win_T *wp; 2397 2398 FOR_ALL_TAB_WINDOWS(tp, wp) 2399 if (wp->w_buffer->b_fnum == fnum) 2400 { 2401 goto_tabpage_win(tp, wp); 2402 return TRUE; 2403 } 2404 2405 return FALSE; 2406 } 2407 2408 /* 2409 * Create a new window to show a file above the quickfix window. Called when 2410 * only the quickfix window is present. 2411 */ 2412 static int 2413 qf_open_new_file_win(qf_info_T *ll_ref) 2414 { 2415 int flags; 2416 2417 flags = WSP_ABOVE; 2418 if (ll_ref != NULL) 2419 flags |= WSP_NEWLOC; 2420 if (win_split(0, flags) == FAIL) 2421 return FAIL; /* not enough room for window */ 2422 p_swb = empty_option; /* don't split again */ 2423 swb_flags = 0; 2424 RESET_BINDING(curwin); 2425 if (ll_ref != NULL) 2426 { 2427 /* The new window should use the location list from the 2428 * location list window */ 2429 curwin->w_llist = ll_ref; 2430 ll_ref->qf_refcount++; 2431 } 2432 return OK; 2433 } 2434 2435 /* 2436 * Go to a window that shows the right buffer. If the window is not found, go 2437 * to the window just above the location list window. This is used for opening 2438 * a file from a location window and not from a quickfix window. If some usable 2439 * window is previously found, then it is supplied in 'use_win'. 2440 */ 2441 static void 2442 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2443 { 2444 win_T *win = use_win; 2445 2446 if (win == NULL) 2447 { 2448 /* Find the window showing the selected file */ 2449 FOR_ALL_WINDOWS(win) 2450 if (win->w_buffer->b_fnum == qf_fnum) 2451 break; 2452 if (win == NULL) 2453 { 2454 /* Find a previous usable window */ 2455 win = curwin; 2456 do 2457 { 2458 if (win->w_buffer->b_p_bt[0] == NUL) 2459 break; 2460 if (win->w_prev == NULL) 2461 win = lastwin; /* wrap around the top */ 2462 else 2463 win = win->w_prev; /* go to previous window */ 2464 } while (win != curwin); 2465 } 2466 } 2467 win_goto(win); 2468 2469 /* If the location list for the window is not set, then set it 2470 * to the location list from the location window */ 2471 if (win->w_llist == NULL) 2472 { 2473 win->w_llist = ll_ref; 2474 ll_ref->qf_refcount++; 2475 } 2476 } 2477 2478 /* 2479 * Go to a window that shows the specified file. If a window is not found, go 2480 * to the window just above the quickfix window. This is used for opening a 2481 * file from a quickfix window and not from a location window. 2482 */ 2483 static void 2484 qf_goto_win_with_qfl_file(int qf_fnum) 2485 { 2486 win_T *win; 2487 win_T *altwin; 2488 2489 win = curwin; 2490 altwin = NULL; 2491 for (;;) 2492 { 2493 if (win->w_buffer->b_fnum == qf_fnum) 2494 break; 2495 if (win->w_prev == NULL) 2496 win = lastwin; /* wrap around the top */ 2497 else 2498 win = win->w_prev; /* go to previous window */ 2499 2500 if (IS_QF_WINDOW(win)) 2501 { 2502 /* Didn't find it, go to the window before the quickfix 2503 * window. */ 2504 if (altwin != NULL) 2505 win = altwin; 2506 else if (curwin->w_prev != NULL) 2507 win = curwin->w_prev; 2508 else 2509 win = curwin->w_next; 2510 break; 2511 } 2512 2513 /* Remember a usable window. */ 2514 if (altwin == NULL && !win->w_p_pvw 2515 && win->w_buffer->b_p_bt[0] == NUL) 2516 altwin = win; 2517 } 2518 2519 win_goto(win); 2520 } 2521 2522 /* 2523 * Find a suitable window for opening a file (qf_fnum) from the 2524 * quickfix/location list and jump to it. If the file is already opened in a 2525 * window, jump to it. Otherwise open a new window to display the file. This is 2526 * called from either a quickfix or a location list window. 2527 */ 2528 static int 2529 qf_jump_to_usable_window(int qf_fnum, int *opened_window) 2530 { 2531 win_T *usable_win_ptr = NULL; 2532 int usable_win; 2533 qf_info_T *ll_ref; 2534 win_T *win; 2535 2536 usable_win = 0; 2537 2538 ll_ref = curwin->w_llist_ref; 2539 if (ll_ref != NULL) 2540 { 2541 /* Find a non-quickfix window with this location list */ 2542 usable_win_ptr = qf_find_win_with_loclist(ll_ref); 2543 if (usable_win_ptr != NULL) 2544 usable_win = 1; 2545 } 2546 2547 if (!usable_win) 2548 { 2549 /* Locate a window showing a normal buffer */ 2550 win = qf_find_win_with_normal_buf(); 2551 if (win != NULL) 2552 usable_win = 1; 2553 } 2554 2555 /* 2556 * If no usable window is found and 'switchbuf' contains "usetab" 2557 * then search in other tabs. 2558 */ 2559 if (!usable_win && (swb_flags & SWB_USETAB)) 2560 usable_win = qf_goto_tabwin_with_file(qf_fnum); 2561 2562 /* 2563 * If there is only one window and it is the quickfix window, create a 2564 * new one above the quickfix window. 2565 */ 2566 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win) 2567 { 2568 if (qf_open_new_file_win(ll_ref) != OK) 2569 return FAIL; 2570 *opened_window = TRUE; /* close it when fail */ 2571 } 2572 else 2573 { 2574 if (curwin->w_llist_ref != NULL) /* In a location window */ 2575 qf_goto_win_with_ll_file(usable_win_ptr, qf_fnum, ll_ref); 2576 else /* In a quickfix window */ 2577 qf_goto_win_with_qfl_file(qf_fnum); 2578 } 2579 2580 return OK; 2581 } 2582 2583 /* 2584 * Edit the selected file or help file. 2585 */ 2586 static int 2587 qf_jump_edit_buffer( 2588 qf_info_T *qi, 2589 qfline_T *qf_ptr, 2590 int forceit, 2591 win_T *oldwin, 2592 int *opened_window, 2593 int *abort) 2594 { 2595 int retval = OK; 2596 2597 if (qf_ptr->qf_type == 1) 2598 { 2599 /* Open help file (do_ecmd() will set b_help flag, readfile() will 2600 * set b_p_ro flag). */ 2601 if (!can_abandon(curbuf, forceit)) 2602 { 2603 no_write_message(); 2604 retval = FAIL; 2605 } 2606 else 2607 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 2608 ECMD_HIDE + ECMD_SET_HELP, 2609 oldwin == curwin ? curwin : NULL); 2610 } 2611 else 2612 { 2613 int old_qf_curlist = qi->qf_curlist; 2614 int save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 2615 2616 retval = buflist_getfile(qf_ptr->qf_fnum, 2617 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 2618 2619 if (qi != &ql_info) 2620 { 2621 /* 2622 * Location list. Check whether the associated window is still 2623 * present and the list is still valid. 2624 */ 2625 if (!win_valid_any_tab(oldwin)) 2626 { 2627 EMSG(_("E924: Current window was closed")); 2628 *abort = TRUE; 2629 *opened_window = FALSE; 2630 } 2631 else if (!qflist_valid(oldwin, save_qfid)) 2632 { 2633 EMSG(_(e_loc_list_changed)); 2634 *abort = TRUE; 2635 } 2636 } 2637 else if (old_qf_curlist != qi->qf_curlist 2638 || !is_qf_entry_present(qi, qf_ptr)) 2639 { 2640 if (qi == &ql_info) 2641 EMSG(_("E925: Current quickfix was changed")); 2642 else 2643 EMSG(_(e_loc_list_changed)); 2644 *abort = TRUE; 2645 } 2646 2647 if (*abort) 2648 retval = FAIL; 2649 } 2650 2651 return retval; 2652 } 2653 2654 /* 2655 * Go to the error line in the current file using either line/column number or 2656 * a search pattern. 2657 */ 2658 static void 2659 qf_jump_goto_line( 2660 linenr_T qf_lnum, 2661 int qf_col, 2662 char_u qf_viscol, 2663 char_u *qf_pattern) 2664 { 2665 linenr_T i; 2666 char_u *line; 2667 colnr_T screen_col; 2668 colnr_T char_col; 2669 2670 if (qf_pattern == NULL) 2671 { 2672 /* 2673 * Go to line with error, unless qf_lnum is 0. 2674 */ 2675 i = qf_lnum; 2676 if (i > 0) 2677 { 2678 if (i > curbuf->b_ml.ml_line_count) 2679 i = curbuf->b_ml.ml_line_count; 2680 curwin->w_cursor.lnum = i; 2681 } 2682 if (qf_col > 0) 2683 { 2684 curwin->w_cursor.col = qf_col - 1; 2685 #ifdef FEAT_VIRTUALEDIT 2686 curwin->w_cursor.coladd = 0; 2687 #endif 2688 if (qf_viscol == TRUE) 2689 { 2690 /* 2691 * Check each character from the beginning of the error 2692 * line up to the error column. For each tab character 2693 * found, reduce the error column value by the length of 2694 * a tab character. 2695 */ 2696 line = ml_get_curline(); 2697 screen_col = 0; 2698 for (char_col = 0; char_col < curwin->w_cursor.col; ++char_col) 2699 { 2700 if (*line == NUL) 2701 break; 2702 if (*line++ == '\t') 2703 { 2704 curwin->w_cursor.col -= 7 - (screen_col % 8); 2705 screen_col += 8 - (screen_col % 8); 2706 } 2707 else 2708 ++screen_col; 2709 } 2710 } 2711 check_cursor(); 2712 } 2713 else 2714 beginline(BL_WHITE | BL_FIX); 2715 } 2716 else 2717 { 2718 pos_T save_cursor; 2719 2720 /* Move the cursor to the first line in the buffer */ 2721 save_cursor = curwin->w_cursor; 2722 curwin->w_cursor.lnum = 0; 2723 if (!do_search(NULL, '/', qf_pattern, (long)1, 2724 SEARCH_KEEP, NULL, NULL)) 2725 curwin->w_cursor = save_cursor; 2726 } 2727 } 2728 2729 /* 2730 * Display quickfix list index and size message 2731 */ 2732 static void 2733 qf_jump_print_msg( 2734 qf_info_T *qi, 2735 int qf_index, 2736 qfline_T *qf_ptr, 2737 buf_T *old_curbuf, 2738 linenr_T old_lnum) 2739 { 2740 linenr_T i; 2741 int len; 2742 2743 /* Update the screen before showing the message, unless the screen 2744 * scrolled up. */ 2745 if (!msg_scrolled) 2746 update_topline_redraw(); 2747 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 2748 qi->qf_lists[qi->qf_curlist].qf_count, 2749 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 2750 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 2751 /* Add the message, skipping leading whitespace and newlines. */ 2752 len = (int)STRLEN(IObuff); 2753 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 2754 2755 /* Output the message. Overwrite to avoid scrolling when the 'O' 2756 * flag is present in 'shortmess'; But when not jumping, print the 2757 * whole message. */ 2758 i = msg_scroll; 2759 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 2760 msg_scroll = TRUE; 2761 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 2762 msg_scroll = FALSE; 2763 msg_attr_keep(IObuff, 0, TRUE); 2764 msg_scroll = i; 2765 } 2766 2767 /* 2768 * jump to a quickfix line 2769 * if dir == FORWARD go "errornr" valid entries forward 2770 * if dir == BACKWARD go "errornr" valid entries backward 2771 * if dir == FORWARD_FILE go "errornr" valid entries files backward 2772 * if dir == BACKWARD_FILE go "errornr" valid entries files backward 2773 * else if "errornr" is zero, redisplay the same line 2774 * else go to entry "errornr" 2775 */ 2776 void 2777 qf_jump(qf_info_T *qi, 2778 int dir, 2779 int errornr, 2780 int forceit) 2781 { 2782 qfline_T *qf_ptr; 2783 qfline_T *old_qf_ptr; 2784 int qf_index; 2785 int old_qf_index; 2786 buf_T *old_curbuf; 2787 linenr_T old_lnum; 2788 char_u *old_swb = p_swb; 2789 unsigned old_swb_flags = swb_flags; 2790 int opened_window = FALSE; 2791 win_T *oldwin = curwin; 2792 int print_message = TRUE; 2793 #ifdef FEAT_FOLDING 2794 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 2795 #endif 2796 int retval = OK; 2797 2798 if (qi == NULL) 2799 qi = &ql_info; 2800 2801 if (qi->qf_curlist >= qi->qf_listcount 2802 || qi->qf_lists[qi->qf_curlist].qf_count == 0) 2803 { 2804 EMSG(_(e_quickfix)); 2805 return; 2806 } 2807 2808 qf_ptr = qi->qf_lists[qi->qf_curlist].qf_ptr; 2809 old_qf_ptr = qf_ptr; 2810 qf_index = qi->qf_lists[qi->qf_curlist].qf_index; 2811 old_qf_index = qf_index; 2812 if (dir != 0) /* next/prev valid entry */ 2813 { 2814 qf_ptr = get_nth_valid_entry(qi, errornr, qf_ptr, &qf_index, dir); 2815 if (qf_ptr == NULL) 2816 { 2817 qf_ptr = old_qf_ptr; 2818 qf_index = old_qf_index; 2819 goto theend; 2820 } 2821 } 2822 else if (errornr != 0) /* go to specified number */ 2823 qf_ptr = get_nth_entry(qi, errornr, qf_ptr, &qf_index); 2824 2825 qi->qf_lists[qi->qf_curlist].qf_index = qf_index; 2826 if (qf_win_pos_update(qi, old_qf_index)) 2827 /* No need to print the error message if it's visible in the error 2828 * window */ 2829 print_message = FALSE; 2830 2831 /* 2832 * For ":helpgrep" find a help window or open one. 2833 */ 2834 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) || cmdmod.tab != 0)) 2835 if (jump_to_help_window(qi, &opened_window) == FAIL) 2836 goto theend; 2837 2838 /* 2839 * If currently in the quickfix window, find another window to show the 2840 * file in. 2841 */ 2842 if (bt_quickfix(curbuf) && !opened_window) 2843 { 2844 /* 2845 * If there is no file specified, we don't know where to go. 2846 * But do advance, otherwise ":cn" gets stuck. 2847 */ 2848 if (qf_ptr->qf_fnum == 0) 2849 goto theend; 2850 2851 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, &opened_window) == FAIL) 2852 goto failed; 2853 } 2854 2855 /* 2856 * If there is a file name, 2857 * read the wanted file if needed, and check autowrite etc. 2858 */ 2859 old_curbuf = curbuf; 2860 old_lnum = curwin->w_cursor.lnum; 2861 2862 if (qf_ptr->qf_fnum != 0) 2863 { 2864 int abort = FALSE; 2865 2866 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, oldwin, 2867 &opened_window, &abort); 2868 if (abort) 2869 { 2870 qi = NULL; 2871 qf_ptr = NULL; 2872 } 2873 } 2874 2875 if (retval == OK) 2876 { 2877 /* When not switched to another buffer, still need to set pc mark */ 2878 if (curbuf == old_curbuf) 2879 setpcmark(); 2880 2881 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 2882 qf_ptr->qf_pattern); 2883 2884 #ifdef FEAT_FOLDING 2885 if ((fdo_flags & FDO_QUICKFIX) && old_KeyTyped) 2886 foldOpenCursor(); 2887 #endif 2888 if (print_message) 2889 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 2890 } 2891 else 2892 { 2893 if (opened_window) 2894 win_close(curwin, TRUE); /* Close opened window */ 2895 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 2896 { 2897 /* 2898 * Couldn't open file, so put index back where it was. This could 2899 * happen if the file was readonly and we changed something. 2900 */ 2901 failed: 2902 qf_ptr = old_qf_ptr; 2903 qf_index = old_qf_index; 2904 } 2905 } 2906 theend: 2907 if (qi != NULL) 2908 { 2909 qi->qf_lists[qi->qf_curlist].qf_ptr = qf_ptr; 2910 qi->qf_lists[qi->qf_curlist].qf_index = qf_index; 2911 } 2912 if (p_swb != old_swb && opened_window) 2913 { 2914 /* Restore old 'switchbuf' value, but not when an autocommand or 2915 * modeline has changed the value. */ 2916 if (p_swb == empty_option) 2917 { 2918 p_swb = old_swb; 2919 swb_flags = old_swb_flags; 2920 } 2921 else 2922 free_string_option(old_swb); 2923 } 2924 } 2925 2926 /* 2927 * ":clist": list all errors 2928 * ":llist": list all locations 2929 */ 2930 void 2931 qf_list(exarg_T *eap) 2932 { 2933 buf_T *buf; 2934 char_u *fname; 2935 qfline_T *qfp; 2936 int i; 2937 int idx1 = 1; 2938 int idx2 = -1; 2939 char_u *arg = eap->arg; 2940 int plus = FALSE; 2941 int qfFileAttr; 2942 int qfSepAttr; 2943 int qfLineAttr; 2944 int all = eap->forceit; /* if not :cl!, only show 2945 recognised errors */ 2946 qf_info_T *qi = &ql_info; 2947 2948 if (eap->cmdidx == CMD_llist) 2949 { 2950 qi = GET_LOC_LIST(curwin); 2951 if (qi == NULL) 2952 { 2953 EMSG(_(e_loclist)); 2954 return; 2955 } 2956 } 2957 2958 if (qi->qf_curlist >= qi->qf_listcount 2959 || qi->qf_lists[qi->qf_curlist].qf_count == 0) 2960 { 2961 EMSG(_(e_quickfix)); 2962 return; 2963 } 2964 if (*arg == '+') 2965 { 2966 ++arg; 2967 plus = TRUE; 2968 } 2969 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 2970 { 2971 EMSG(_(e_trailing)); 2972 return; 2973 } 2974 if (plus) 2975 { 2976 i = qi->qf_lists[qi->qf_curlist].qf_index; 2977 idx2 = i + idx1; 2978 idx1 = i; 2979 } 2980 else 2981 { 2982 i = qi->qf_lists[qi->qf_curlist].qf_count; 2983 if (idx1 < 0) 2984 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 2985 if (idx2 < 0) 2986 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 2987 } 2988 2989 /* Shorten all the file names, so that it is easy to read */ 2990 shorten_fnames(FALSE); 2991 2992 /* 2993 * Get the attributes for the different quickfix highlight items. Note 2994 * that this depends on syntax items defined in the qf.vim syntax file 2995 */ 2996 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 2997 if (qfFileAttr == 0) 2998 qfFileAttr = HL_ATTR(HLF_D); 2999 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3000 if (qfSepAttr == 0) 3001 qfSepAttr = HL_ATTR(HLF_D); 3002 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3003 if (qfLineAttr == 0) 3004 qfLineAttr = HL_ATTR(HLF_N); 3005 3006 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid) 3007 all = TRUE; 3008 qfp = qi->qf_lists[qi->qf_curlist].qf_start; 3009 for (i = 1; !got_int && i <= qi->qf_lists[qi->qf_curlist].qf_count; ) 3010 { 3011 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3012 { 3013 msg_putchar('\n'); 3014 if (got_int) 3015 break; 3016 3017 fname = NULL; 3018 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3019 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", i, (char *)qfp->qf_module); 3020 else { 3021 if (qfp->qf_fnum != 0 3022 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3023 { 3024 fname = buf->b_fname; 3025 if (qfp->qf_type == 1) /* :helpgrep */ 3026 fname = gettail(fname); 3027 } 3028 if (fname == NULL) 3029 sprintf((char *)IObuff, "%2d", i); 3030 else 3031 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3032 i, (char *)fname); 3033 } 3034 msg_outtrans_attr(IObuff, i == qi->qf_lists[qi->qf_curlist].qf_index 3035 ? HL_ATTR(HLF_QFL) : qfFileAttr); 3036 3037 if (qfp->qf_lnum != 0) 3038 msg_puts_attr((char_u *)":", qfSepAttr); 3039 if (qfp->qf_lnum == 0) 3040 IObuff[0] = NUL; 3041 else if (qfp->qf_col == 0) 3042 sprintf((char *)IObuff, "%ld", qfp->qf_lnum); 3043 else 3044 sprintf((char *)IObuff, "%ld col %d", 3045 qfp->qf_lnum, qfp->qf_col); 3046 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3047 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3048 msg_puts_attr(IObuff, qfLineAttr); 3049 msg_puts_attr((char_u *)":", qfSepAttr); 3050 if (qfp->qf_pattern != NULL) 3051 { 3052 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3053 msg_puts(IObuff); 3054 msg_puts_attr((char_u *)":", qfSepAttr); 3055 } 3056 msg_puts((char_u *)" "); 3057 3058 /* Remove newlines and leading whitespace from the text. For an 3059 * unrecognized line keep the indent, the compiler may mark a word 3060 * with ^^^^. */ 3061 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3062 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3063 IObuff, IOSIZE); 3064 msg_prt_line(IObuff, FALSE); 3065 out_flush(); /* show one line at a time */ 3066 } 3067 3068 qfp = qfp->qf_next; 3069 if (qfp == NULL) 3070 break; 3071 ++i; 3072 ui_breakcheck(); 3073 } 3074 } 3075 3076 /* 3077 * Remove newlines and leading whitespace from an error message. 3078 * Put the result in "buf[bufsize]". 3079 */ 3080 static void 3081 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3082 { 3083 int i; 3084 char_u *p = text; 3085 3086 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3087 { 3088 if (*p == '\n') 3089 { 3090 buf[i] = ' '; 3091 while (*++p != NUL) 3092 if (!VIM_ISWHITE(*p) && *p != '\n') 3093 break; 3094 } 3095 else 3096 buf[i] = *p++; 3097 } 3098 buf[i] = NUL; 3099 } 3100 3101 /* 3102 * Display information (list number, list size and the title) about a 3103 * quickfix/location list. 3104 */ 3105 static void 3106 qf_msg(qf_info_T *qi, int which, char *lead) 3107 { 3108 char *title = (char *)qi->qf_lists[which].qf_title; 3109 int count = qi->qf_lists[which].qf_count; 3110 char_u buf[IOSIZE]; 3111 3112 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3113 lead, 3114 which + 1, 3115 qi->qf_listcount, 3116 count); 3117 3118 if (title != NULL) 3119 { 3120 size_t len = STRLEN(buf); 3121 3122 if (len < 34) 3123 { 3124 vim_memset(buf + len, ' ', 34 - len); 3125 buf[34] = NUL; 3126 } 3127 vim_strcat(buf, (char_u *)title, IOSIZE); 3128 } 3129 trunc_string(buf, buf, Columns - 1, IOSIZE); 3130 msg(buf); 3131 } 3132 3133 /* 3134 * ":colder [count]": Up in the quickfix stack. 3135 * ":cnewer [count]": Down in the quickfix stack. 3136 * ":lolder [count]": Up in the location list stack. 3137 * ":lnewer [count]": Down in the location list stack. 3138 */ 3139 void 3140 qf_age(exarg_T *eap) 3141 { 3142 qf_info_T *qi = &ql_info; 3143 int count; 3144 3145 if (eap->cmdidx == CMD_lolder || eap->cmdidx == CMD_lnewer) 3146 { 3147 qi = GET_LOC_LIST(curwin); 3148 if (qi == NULL) 3149 { 3150 EMSG(_(e_loclist)); 3151 return; 3152 } 3153 } 3154 3155 if (eap->addr_count != 0) 3156 count = eap->line2; 3157 else 3158 count = 1; 3159 while (count--) 3160 { 3161 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3162 { 3163 if (qi->qf_curlist == 0) 3164 { 3165 EMSG(_("E380: At bottom of quickfix stack")); 3166 break; 3167 } 3168 --qi->qf_curlist; 3169 } 3170 else 3171 { 3172 if (qi->qf_curlist >= qi->qf_listcount - 1) 3173 { 3174 EMSG(_("E381: At top of quickfix stack")); 3175 break; 3176 } 3177 ++qi->qf_curlist; 3178 } 3179 } 3180 qf_msg(qi, qi->qf_curlist, ""); 3181 qf_update_buffer(qi, NULL); 3182 } 3183 3184 /* 3185 * Display the information about all the quickfix/location lists in the stack 3186 */ 3187 void 3188 qf_history(exarg_T *eap) 3189 { 3190 qf_info_T *qi = &ql_info; 3191 int i; 3192 3193 if (eap->cmdidx == CMD_lhistory) 3194 qi = GET_LOC_LIST(curwin); 3195 if (qi == NULL || (qi->qf_listcount == 0 3196 && qi->qf_lists[qi->qf_curlist].qf_count == 0)) 3197 MSG(_("No entries")); 3198 else 3199 for (i = 0; i < qi->qf_listcount; ++i) 3200 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3201 } 3202 3203 /* 3204 * Free all the entries in the error list "idx". Note that other information 3205 * associated with the list like context and title are not freed. 3206 */ 3207 static void 3208 qf_free_items(qf_info_T *qi, int idx) 3209 { 3210 qfline_T *qfp; 3211 qfline_T *qfpnext; 3212 int stop = FALSE; 3213 qf_list_T *qfl = &qi->qf_lists[idx]; 3214 3215 while (qfl->qf_count && qfl->qf_start != NULL) 3216 { 3217 qfp = qfl->qf_start; 3218 qfpnext = qfp->qf_next; 3219 if (!stop) 3220 { 3221 vim_free(qfp->qf_module); 3222 vim_free(qfp->qf_text); 3223 vim_free(qfp->qf_pattern); 3224 stop = (qfp == qfpnext); 3225 vim_free(qfp); 3226 if (stop) 3227 /* Somehow qf_count may have an incorrect value, set it to 1 3228 * to avoid crashing when it's wrong. 3229 * TODO: Avoid qf_count being incorrect. */ 3230 qfl->qf_count = 1; 3231 } 3232 qfl->qf_start = qfpnext; 3233 --qfl->qf_count; 3234 } 3235 3236 qfl->qf_index = 0; 3237 qfl->qf_start = NULL; 3238 qfl->qf_last = NULL; 3239 qfl->qf_ptr = NULL; 3240 qfl->qf_nonevalid = TRUE; 3241 3242 qf_clean_dir_stack(&qfl->qf_dir_stack); 3243 qfl->qf_directory = NULL; 3244 qf_clean_dir_stack(&qfl->qf_file_stack); 3245 qfl->qf_currfile = NULL; 3246 qfl->qf_multiline = FALSE; 3247 qfl->qf_multiignore = FALSE; 3248 qfl->qf_multiscan = FALSE; 3249 } 3250 3251 /* 3252 * Free error list "idx". Frees all the entries in the quickfix list, 3253 * associated context information and the title. 3254 */ 3255 static void 3256 qf_free(qf_info_T *qi, int idx) 3257 { 3258 qf_list_T *qfl = &qi->qf_lists[idx]; 3259 3260 qf_free_items(qi, idx); 3261 3262 VIM_CLEAR(qfl->qf_title); 3263 free_tv(qfl->qf_ctx); 3264 qfl->qf_ctx = NULL; 3265 qfl->qf_id = 0; 3266 qfl->qf_changedtick = 0L; 3267 } 3268 3269 /* 3270 * qf_mark_adjust: adjust marks 3271 */ 3272 void 3273 qf_mark_adjust( 3274 win_T *wp, 3275 linenr_T line1, 3276 linenr_T line2, 3277 long amount, 3278 long amount_after) 3279 { 3280 int i; 3281 qfline_T *qfp; 3282 int idx; 3283 qf_info_T *qi = &ql_info; 3284 int found_one = FALSE; 3285 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3286 3287 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3288 return; 3289 if (wp != NULL) 3290 { 3291 if (wp->w_llist == NULL) 3292 return; 3293 qi = wp->w_llist; 3294 } 3295 3296 for (idx = 0; idx < qi->qf_listcount; ++idx) 3297 if (qi->qf_lists[idx].qf_count) 3298 for (i = 0, qfp = qi->qf_lists[idx].qf_start; 3299 i < qi->qf_lists[idx].qf_count && qfp != NULL; 3300 ++i, qfp = qfp->qf_next) 3301 if (qfp->qf_fnum == curbuf->b_fnum) 3302 { 3303 found_one = TRUE; 3304 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3305 { 3306 if (amount == MAXLNUM) 3307 qfp->qf_cleared = TRUE; 3308 else 3309 qfp->qf_lnum += amount; 3310 } 3311 else if (amount_after && qfp->qf_lnum > line2) 3312 qfp->qf_lnum += amount_after; 3313 } 3314 3315 if (!found_one) 3316 curbuf->b_has_qf_entry &= ~buf_has_flag; 3317 } 3318 3319 /* 3320 * Make a nice message out of the error character and the error number: 3321 * char number message 3322 * e or E 0 " error" 3323 * w or W 0 " warning" 3324 * i or I 0 " info" 3325 * 0 0 "" 3326 * other 0 " c" 3327 * e or E n " error n" 3328 * w or W n " warning n" 3329 * i or I n " info n" 3330 * 0 n " error n" 3331 * other n " c n" 3332 * 1 x "" :helpgrep 3333 */ 3334 static char_u * 3335 qf_types(int c, int nr) 3336 { 3337 static char_u buf[20]; 3338 static char_u cc[3]; 3339 char_u *p; 3340 3341 if (c == 'W' || c == 'w') 3342 p = (char_u *)" warning"; 3343 else if (c == 'I' || c == 'i') 3344 p = (char_u *)" info"; 3345 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3346 p = (char_u *)" error"; 3347 else if (c == 0 || c == 1) 3348 p = (char_u *)""; 3349 else 3350 { 3351 cc[0] = ' '; 3352 cc[1] = c; 3353 cc[2] = NUL; 3354 p = cc; 3355 } 3356 3357 if (nr <= 0) 3358 return p; 3359 3360 sprintf((char *)buf, "%s %3d", (char *)p, nr); 3361 return buf; 3362 } 3363 3364 /* 3365 * ":cwindow": open the quickfix window if we have errors to display, 3366 * close it if not. 3367 * ":lwindow": open the location list window if we have locations to display, 3368 * close it if not. 3369 */ 3370 void 3371 ex_cwindow(exarg_T *eap) 3372 { 3373 qf_info_T *qi = &ql_info; 3374 win_T *win; 3375 3376 if (eap->cmdidx == CMD_lwindow) 3377 { 3378 qi = GET_LOC_LIST(curwin); 3379 if (qi == NULL) 3380 return; 3381 } 3382 3383 /* Look for an existing quickfix window. */ 3384 win = qf_find_win(qi); 3385 3386 /* 3387 * If a quickfix window is open but we have no errors to display, 3388 * close the window. If a quickfix window is not open, then open 3389 * it if we have errors; otherwise, leave it closed. 3390 */ 3391 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid 3392 || qi->qf_lists[qi->qf_curlist].qf_count == 0 3393 || qi->qf_curlist >= qi->qf_listcount) 3394 { 3395 if (win != NULL) 3396 ex_cclose(eap); 3397 } 3398 else if (win == NULL) 3399 ex_copen(eap); 3400 } 3401 3402 /* 3403 * ":cclose": close the window showing the list of errors. 3404 * ":lclose": close the window showing the location list 3405 */ 3406 void 3407 ex_cclose(exarg_T *eap) 3408 { 3409 win_T *win = NULL; 3410 qf_info_T *qi = &ql_info; 3411 3412 if (eap->cmdidx == CMD_lclose || eap->cmdidx == CMD_lwindow) 3413 { 3414 qi = GET_LOC_LIST(curwin); 3415 if (qi == NULL) 3416 return; 3417 } 3418 3419 /* Find existing quickfix window and close it. */ 3420 win = qf_find_win(qi); 3421 if (win != NULL) 3422 win_close(win, FALSE); 3423 } 3424 3425 /* 3426 * ":copen": open a window that shows the list of errors. 3427 * ":lopen": open a window that shows the location list. 3428 */ 3429 void 3430 ex_copen(exarg_T *eap) 3431 { 3432 qf_info_T *qi = &ql_info; 3433 int height; 3434 win_T *win; 3435 tabpage_T *prevtab = curtab; 3436 buf_T *qf_buf; 3437 win_T *oldwin = curwin; 3438 3439 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow) 3440 { 3441 qi = GET_LOC_LIST(curwin); 3442 if (qi == NULL) 3443 { 3444 EMSG(_(e_loclist)); 3445 return; 3446 } 3447 } 3448 3449 if (eap->addr_count != 0) 3450 height = eap->line2; 3451 else 3452 height = QF_WINHEIGHT; 3453 3454 reset_VIsual_and_resel(); /* stop Visual mode */ 3455 #ifdef FEAT_GUI 3456 need_mouse_correct = TRUE; 3457 #endif 3458 3459 /* 3460 * Find existing quickfix window, or open a new one. 3461 */ 3462 win = qf_find_win(qi); 3463 3464 if (win != NULL && cmdmod.tab == 0) 3465 { 3466 win_goto(win); 3467 if (eap->addr_count != 0) 3468 { 3469 if (cmdmod.split & WSP_VERT) 3470 { 3471 if (height != win->w_width) 3472 win_setwidth(height); 3473 } 3474 else if (height != win->w_height) 3475 win_setheight(height); 3476 } 3477 } 3478 else 3479 { 3480 int flags = 0; 3481 3482 qf_buf = qf_find_buf(qi); 3483 3484 /* The current window becomes the previous window afterwards. */ 3485 win = curwin; 3486 3487 if ((eap->cmdidx == CMD_copen || eap->cmdidx == CMD_cwindow) 3488 && cmdmod.split == 0) 3489 /* Create the new quickfix window at the very bottom, except when 3490 * :belowright or :aboveleft is used. */ 3491 win_goto(lastwin); 3492 /* Default is to open the window below the current window */ 3493 if (cmdmod.split == 0) 3494 flags = WSP_BELOW; 3495 flags |= WSP_NEWLOC; 3496 if (win_split(height, flags) == FAIL) 3497 return; /* not enough room for window */ 3498 RESET_BINDING(curwin); 3499 3500 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow) 3501 { 3502 /* 3503 * For the location list window, create a reference to the 3504 * location list from the window 'win'. 3505 */ 3506 curwin->w_llist_ref = win->w_llist; 3507 win->w_llist->qf_refcount++; 3508 } 3509 3510 if (oldwin != curwin) 3511 oldwin = NULL; /* don't store info when in another window */ 3512 if (qf_buf != NULL) 3513 /* Use the existing quickfix buffer */ 3514 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 3515 ECMD_HIDE + ECMD_OLDBUF, oldwin); 3516 else 3517 { 3518 /* Create a new quickfix buffer */ 3519 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin); 3520 /* switch off 'swapfile' */ 3521 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 3522 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 3523 OPT_LOCAL); 3524 set_option_value((char_u *)"bh", 0L, (char_u *)"wipe", OPT_LOCAL); 3525 RESET_BINDING(curwin); 3526 #ifdef FEAT_DIFF 3527 curwin->w_p_diff = FALSE; 3528 #endif 3529 #ifdef FEAT_FOLDING 3530 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 3531 OPT_LOCAL); 3532 #endif 3533 } 3534 3535 /* Only set the height when still in the same tab page and there is no 3536 * window to the side. */ 3537 if (curtab == prevtab && curwin->w_width == Columns) 3538 win_setheight(height); 3539 curwin->w_p_wfh = TRUE; /* set 'winfixheight' */ 3540 if (win_valid(win)) 3541 prevwin = win; 3542 } 3543 3544 qf_set_title_var(qi); 3545 3546 /* 3547 * Fill the buffer with the quickfix list. 3548 */ 3549 qf_fill_buffer(qi, curbuf, NULL); 3550 3551 curwin->w_cursor.lnum = qi->qf_lists[qi->qf_curlist].qf_index; 3552 curwin->w_cursor.col = 0; 3553 check_cursor(); 3554 update_topline(); /* scroll to show the line */ 3555 } 3556 3557 /* 3558 * Move the cursor in the quickfix window to "lnum". 3559 */ 3560 static void 3561 qf_win_goto(win_T *win, linenr_T lnum) 3562 { 3563 win_T *old_curwin = curwin; 3564 3565 curwin = win; 3566 curbuf = win->w_buffer; 3567 curwin->w_cursor.lnum = lnum; 3568 curwin->w_cursor.col = 0; 3569 #ifdef FEAT_VIRTUALEDIT 3570 curwin->w_cursor.coladd = 0; 3571 #endif 3572 curwin->w_curswant = 0; 3573 update_topline(); /* scroll to show the line */ 3574 redraw_later(VALID); 3575 curwin->w_redr_status = TRUE; /* update ruler */ 3576 curwin = old_curwin; 3577 curbuf = curwin->w_buffer; 3578 } 3579 3580 /* 3581 * :cbottom/:lbottom commands. 3582 */ 3583 void 3584 ex_cbottom(exarg_T *eap UNUSED) 3585 { 3586 qf_info_T *qi = &ql_info; 3587 win_T *win; 3588 3589 if (eap->cmdidx == CMD_lbottom) 3590 { 3591 qi = GET_LOC_LIST(curwin); 3592 if (qi == NULL) 3593 { 3594 EMSG(_(e_loclist)); 3595 return; 3596 } 3597 } 3598 3599 win = qf_find_win(qi); 3600 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 3601 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 3602 } 3603 3604 /* 3605 * Return the number of the current entry (line number in the quickfix 3606 * window). 3607 */ 3608 linenr_T 3609 qf_current_entry(win_T *wp) 3610 { 3611 qf_info_T *qi = &ql_info; 3612 3613 if (IS_LL_WINDOW(wp)) 3614 /* In the location list window, use the referenced location list */ 3615 qi = wp->w_llist_ref; 3616 3617 return qi->qf_lists[qi->qf_curlist].qf_index; 3618 } 3619 3620 /* 3621 * Update the cursor position in the quickfix window to the current error. 3622 * Return TRUE if there is a quickfix window. 3623 */ 3624 static int 3625 qf_win_pos_update( 3626 qf_info_T *qi, 3627 int old_qf_index) /* previous qf_index or zero */ 3628 { 3629 win_T *win; 3630 int qf_index = qi->qf_lists[qi->qf_curlist].qf_index; 3631 3632 /* 3633 * Put the cursor on the current error in the quickfix window, so that 3634 * it's viewable. 3635 */ 3636 win = qf_find_win(qi); 3637 if (win != NULL 3638 && qf_index <= win->w_buffer->b_ml.ml_line_count 3639 && old_qf_index != qf_index) 3640 { 3641 if (qf_index > old_qf_index) 3642 { 3643 win->w_redraw_top = old_qf_index; 3644 win->w_redraw_bot = qf_index; 3645 } 3646 else 3647 { 3648 win->w_redraw_top = qf_index; 3649 win->w_redraw_bot = old_qf_index; 3650 } 3651 qf_win_goto(win, qf_index); 3652 } 3653 return win != NULL; 3654 } 3655 3656 /* 3657 * Check whether the given window is displaying the specified quickfix/location 3658 * list buffer 3659 */ 3660 static int 3661 is_qf_win(win_T *win, qf_info_T *qi) 3662 { 3663 /* 3664 * A window displaying the quickfix buffer will have the w_llist_ref field 3665 * set to NULL. 3666 * A window displaying a location list buffer will have the w_llist_ref 3667 * pointing to the location list. 3668 */ 3669 if (bt_quickfix(win->w_buffer)) 3670 if ((qi == &ql_info && win->w_llist_ref == NULL) 3671 || (qi != &ql_info && win->w_llist_ref == qi)) 3672 return TRUE; 3673 3674 return FALSE; 3675 } 3676 3677 /* 3678 * Find a window displaying the quickfix/location list 'qi' 3679 * Only searches in the current tabpage. 3680 */ 3681 static win_T * 3682 qf_find_win(qf_info_T *qi) 3683 { 3684 win_T *win; 3685 3686 FOR_ALL_WINDOWS(win) 3687 if (is_qf_win(win, qi)) 3688 return win; 3689 return NULL; 3690 } 3691 3692 /* 3693 * Find a quickfix buffer. 3694 * Searches in windows opened in all the tabs. 3695 */ 3696 static buf_T * 3697 qf_find_buf(qf_info_T *qi) 3698 { 3699 tabpage_T *tp; 3700 win_T *win; 3701 3702 FOR_ALL_TAB_WINDOWS(tp, win) 3703 if (is_qf_win(win, qi)) 3704 return win->w_buffer; 3705 3706 return NULL; 3707 } 3708 3709 /* 3710 * Update the w:quickfix_title variable in the quickfix/location list window 3711 */ 3712 static void 3713 qf_update_win_titlevar(qf_info_T *qi) 3714 { 3715 win_T *win; 3716 win_T *curwin_save; 3717 3718 if ((win = qf_find_win(qi)) != NULL) 3719 { 3720 curwin_save = curwin; 3721 curwin = win; 3722 qf_set_title_var(qi); 3723 curwin = curwin_save; 3724 } 3725 } 3726 3727 /* 3728 * Find the quickfix buffer. If it exists, update the contents. 3729 */ 3730 static void 3731 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 3732 { 3733 buf_T *buf; 3734 win_T *win; 3735 aco_save_T aco; 3736 3737 /* Check if a buffer for the quickfix list exists. Update it. */ 3738 buf = qf_find_buf(qi); 3739 if (buf != NULL) 3740 { 3741 linenr_T old_line_count = buf->b_ml.ml_line_count; 3742 3743 if (old_last == NULL) 3744 /* set curwin/curbuf to buf and save a few things */ 3745 aucmd_prepbuf(&aco, buf); 3746 3747 qf_update_win_titlevar(qi); 3748 3749 qf_fill_buffer(qi, buf, old_last); 3750 ++CHANGEDTICK(buf); 3751 3752 if (old_last == NULL) 3753 { 3754 (void)qf_win_pos_update(qi, 0); 3755 3756 /* restore curwin/curbuf and a few other things */ 3757 aucmd_restbuf(&aco); 3758 } 3759 3760 /* Only redraw when added lines are visible. This avoids flickering 3761 * when the added lines are not visible. */ 3762 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 3763 redraw_buf_later(buf, NOT_VALID); 3764 } 3765 } 3766 3767 /* 3768 * Set "w:quickfix_title" if "qi" has a title. 3769 */ 3770 static void 3771 qf_set_title_var(qf_info_T *qi) 3772 { 3773 if (qi->qf_lists[qi->qf_curlist].qf_title != NULL) 3774 set_internal_string_var((char_u *)"w:quickfix_title", 3775 qi->qf_lists[qi->qf_curlist].qf_title); 3776 } 3777 3778 /* 3779 * Fill current buffer with quickfix errors, replacing any previous contents. 3780 * curbuf must be the quickfix buffer! 3781 * If "old_last" is not NULL append the items after this one. 3782 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 3783 * ml_delete() is used and autocommands will be triggered. 3784 */ 3785 static void 3786 qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last) 3787 { 3788 linenr_T lnum; 3789 qfline_T *qfp; 3790 buf_T *errbuf; 3791 int len; 3792 int old_KeyTyped = KeyTyped; 3793 3794 if (old_last == NULL) 3795 { 3796 if (buf != curbuf) 3797 { 3798 internal_error("qf_fill_buffer()"); 3799 return; 3800 } 3801 3802 /* delete all existing lines */ 3803 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 3804 (void)ml_delete((linenr_T)1, FALSE); 3805 } 3806 3807 /* Check if there is anything to display */ 3808 if (qi->qf_curlist < qi->qf_listcount) 3809 { 3810 char_u dirname[MAXPATHL]; 3811 3812 *dirname = NUL; 3813 3814 /* Add one line for each error */ 3815 if (old_last == NULL) 3816 { 3817 qfp = qi->qf_lists[qi->qf_curlist].qf_start; 3818 lnum = 0; 3819 } 3820 else 3821 { 3822 qfp = old_last->qf_next; 3823 lnum = buf->b_ml.ml_line_count; 3824 } 3825 while (lnum < qi->qf_lists[qi->qf_curlist].qf_count) 3826 { 3827 if (qfp->qf_module != NULL) 3828 { 3829 STRCPY(IObuff, qfp->qf_module); 3830 len = (int)STRLEN(IObuff); 3831 } 3832 else if (qfp->qf_fnum != 0 3833 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 3834 && errbuf->b_fname != NULL) 3835 { 3836 if (qfp->qf_type == 1) /* :helpgrep */ 3837 STRCPY(IObuff, gettail(errbuf->b_fname)); 3838 else 3839 { 3840 /* shorten the file name if not done already */ 3841 if (errbuf->b_sfname == NULL 3842 || mch_isFullName(errbuf->b_sfname)) 3843 { 3844 if (*dirname == NUL) 3845 mch_dirname(dirname, MAXPATHL); 3846 shorten_buf_fname(errbuf, dirname, FALSE); 3847 } 3848 STRCPY(IObuff, errbuf->b_fname); 3849 } 3850 len = (int)STRLEN(IObuff); 3851 } 3852 else 3853 len = 0; 3854 IObuff[len++] = '|'; 3855 3856 if (qfp->qf_lnum > 0) 3857 { 3858 sprintf((char *)IObuff + len, "%ld", qfp->qf_lnum); 3859 len += (int)STRLEN(IObuff + len); 3860 3861 if (qfp->qf_col > 0) 3862 { 3863 sprintf((char *)IObuff + len, " col %d", qfp->qf_col); 3864 len += (int)STRLEN(IObuff + len); 3865 } 3866 3867 sprintf((char *)IObuff + len, "%s", 3868 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3869 len += (int)STRLEN(IObuff + len); 3870 } 3871 else if (qfp->qf_pattern != NULL) 3872 { 3873 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 3874 len += (int)STRLEN(IObuff + len); 3875 } 3876 IObuff[len++] = '|'; 3877 IObuff[len++] = ' '; 3878 3879 /* Remove newlines and leading whitespace from the text. 3880 * For an unrecognized line keep the indent, the compiler may 3881 * mark a word with ^^^^. */ 3882 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3883 IObuff + len, IOSIZE - len); 3884 3885 if (ml_append_buf(buf, lnum, IObuff, 3886 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 3887 break; 3888 ++lnum; 3889 qfp = qfp->qf_next; 3890 if (qfp == NULL) 3891 break; 3892 } 3893 3894 if (old_last == NULL) 3895 /* Delete the empty line which is now at the end */ 3896 (void)ml_delete(lnum + 1, FALSE); 3897 } 3898 3899 /* correct cursor position */ 3900 check_lnums(TRUE); 3901 3902 if (old_last == NULL) 3903 { 3904 /* Set the 'filetype' to "qf" each time after filling the buffer. 3905 * This resembles reading a file into a buffer, it's more logical when 3906 * using autocommands. */ 3907 ++curbuf_lock; 3908 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 3909 curbuf->b_p_ma = FALSE; 3910 3911 keep_filetype = TRUE; /* don't detect 'filetype' */ 3912 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 3913 FALSE, curbuf); 3914 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 3915 FALSE, curbuf); 3916 keep_filetype = FALSE; 3917 --curbuf_lock; 3918 3919 /* make sure it will be redrawn */ 3920 redraw_curbuf_later(NOT_VALID); 3921 } 3922 3923 /* Restore KeyTyped, setting 'filetype' may reset it. */ 3924 KeyTyped = old_KeyTyped; 3925 } 3926 3927 /* 3928 * For every change made to the quickfix list, update the changed tick. 3929 */ 3930 static void 3931 qf_list_changed(qf_info_T *qi, int qf_idx) 3932 { 3933 qi->qf_lists[qf_idx].qf_changedtick++; 3934 } 3935 3936 /* 3937 * Return TRUE when using ":vimgrep" for ":grep". 3938 */ 3939 int 3940 grep_internal(cmdidx_T cmdidx) 3941 { 3942 return ((cmdidx == CMD_grep 3943 || cmdidx == CMD_lgrep 3944 || cmdidx == CMD_grepadd 3945 || cmdidx == CMD_lgrepadd) 3946 && STRCMP("internal", 3947 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 3948 } 3949 3950 /* 3951 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 3952 */ 3953 void 3954 ex_make(exarg_T *eap) 3955 { 3956 char_u *fname; 3957 char_u *cmd; 3958 char_u *enc = NULL; 3959 unsigned len; 3960 win_T *wp = NULL; 3961 qf_info_T *qi = &ql_info; 3962 int res; 3963 char_u *au_name = NULL; 3964 3965 /* Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". */ 3966 if (grep_internal(eap->cmdidx)) 3967 { 3968 ex_vimgrep(eap); 3969 return; 3970 } 3971 3972 switch (eap->cmdidx) 3973 { 3974 case CMD_make: au_name = (char_u *)"make"; break; 3975 case CMD_lmake: au_name = (char_u *)"lmake"; break; 3976 case CMD_grep: au_name = (char_u *)"grep"; break; 3977 case CMD_lgrep: au_name = (char_u *)"lgrep"; break; 3978 case CMD_grepadd: au_name = (char_u *)"grepadd"; break; 3979 case CMD_lgrepadd: au_name = (char_u *)"lgrepadd"; break; 3980 default: break; 3981 } 3982 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 3983 curbuf->b_fname, TRUE, curbuf)) 3984 { 3985 #ifdef FEAT_EVAL 3986 if (aborting()) 3987 return; 3988 #endif 3989 } 3990 #ifdef FEAT_MBYTE 3991 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 3992 #endif 3993 3994 if (eap->cmdidx == CMD_lmake || eap->cmdidx == CMD_lgrep 3995 || eap->cmdidx == CMD_lgrepadd) 3996 wp = curwin; 3997 3998 autowrite_all(); 3999 fname = get_mef_name(); 4000 if (fname == NULL) 4001 return; 4002 mch_remove(fname); /* in case it's not unique */ 4003 4004 /* 4005 * If 'shellpipe' empty: don't redirect to 'errorfile'. 4006 */ 4007 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(eap->arg) + 1; 4008 if (*p_sp != NUL) 4009 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4010 cmd = alloc(len); 4011 if (cmd == NULL) 4012 return; 4013 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)eap->arg, 4014 (char *)p_shq); 4015 if (*p_sp != NUL) 4016 append_redir(cmd, len, p_sp, fname); 4017 /* 4018 * Output a newline if there's something else than the :make command that 4019 * was typed (in which case the cursor is in column 0). 4020 */ 4021 if (msg_col == 0) 4022 msg_didout = FALSE; 4023 msg_start(); 4024 MSG_PUTS(":!"); 4025 msg_outtrans(cmd); /* show what we are doing */ 4026 4027 /* let the shell know if we are redirecting output or not */ 4028 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 4029 4030 #ifdef AMIGA 4031 out_flush(); 4032 /* read window status report and redraw before message */ 4033 (void)char_avail(); 4034 #endif 4035 4036 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 4037 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 4038 (eap->cmdidx != CMD_grepadd 4039 && eap->cmdidx != CMD_lgrepadd), 4040 qf_cmdtitle(*eap->cmdlinep), enc); 4041 if (wp != NULL) 4042 qi = GET_LOC_LIST(wp); 4043 if (res >= 0 && qi != NULL) 4044 qf_list_changed(qi, qi->qf_curlist); 4045 if (au_name != NULL) 4046 { 4047 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 4048 curbuf->b_fname, TRUE, curbuf); 4049 if (qi != NULL && qi->qf_curlist < qi->qf_listcount) 4050 res = qi->qf_lists[qi->qf_curlist].qf_count; 4051 else 4052 res = 0; 4053 } 4054 if (res > 0 && !eap->forceit) 4055 qf_jump(qi, 0, 0, FALSE); /* display first error */ 4056 4057 mch_remove(fname); 4058 vim_free(fname); 4059 vim_free(cmd); 4060 } 4061 4062 /* 4063 * Return the name for the errorfile, in allocated memory. 4064 * Find a new unique name when 'makeef' contains "##". 4065 * Returns NULL for error. 4066 */ 4067 static char_u * 4068 get_mef_name(void) 4069 { 4070 char_u *p; 4071 char_u *name; 4072 static int start = -1; 4073 static int off = 0; 4074 #ifdef HAVE_LSTAT 4075 stat_T sb; 4076 #endif 4077 4078 if (*p_mef == NUL) 4079 { 4080 name = vim_tempname('e', FALSE); 4081 if (name == NULL) 4082 EMSG(_(e_notmp)); 4083 return name; 4084 } 4085 4086 for (p = p_mef; *p; ++p) 4087 if (p[0] == '#' && p[1] == '#') 4088 break; 4089 4090 if (*p == NUL) 4091 return vim_strsave(p_mef); 4092 4093 /* Keep trying until the name doesn't exist yet. */ 4094 for (;;) 4095 { 4096 if (start == -1) 4097 start = mch_get_pid(); 4098 else 4099 off += 19; 4100 4101 name = alloc((unsigned)STRLEN(p_mef) + 30); 4102 if (name == NULL) 4103 break; 4104 STRCPY(name, p_mef); 4105 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4106 STRCAT(name, p + 2); 4107 if (mch_getperm(name) < 0 4108 #ifdef HAVE_LSTAT 4109 /* Don't accept a symbolic link, it's a security risk. */ 4110 && mch_lstat((char *)name, &sb) < 0 4111 #endif 4112 ) 4113 break; 4114 vim_free(name); 4115 } 4116 return name; 4117 } 4118 4119 /* 4120 * Returns the number of valid entries in the current quickfix/location list. 4121 */ 4122 int 4123 qf_get_size(exarg_T *eap) 4124 { 4125 qf_info_T *qi = &ql_info; 4126 qfline_T *qfp; 4127 int i, sz = 0; 4128 int prev_fnum = 0; 4129 4130 if (eap->cmdidx == CMD_ldo || eap->cmdidx == CMD_lfdo) 4131 { 4132 /* Location list */ 4133 qi = GET_LOC_LIST(curwin); 4134 if (qi == NULL) 4135 return 0; 4136 } 4137 4138 for (i = 0, qfp = qi->qf_lists[qi->qf_curlist].qf_start; 4139 i < qi->qf_lists[qi->qf_curlist].qf_count && qfp != NULL; 4140 ++i, qfp = qfp->qf_next) 4141 { 4142 if (qfp->qf_valid) 4143 { 4144 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 4145 sz++; /* Count all valid entries */ 4146 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4147 { 4148 /* Count the number of files */ 4149 sz++; 4150 prev_fnum = qfp->qf_fnum; 4151 } 4152 } 4153 } 4154 4155 return sz; 4156 } 4157 4158 /* 4159 * Returns the current index of the quickfix/location list. 4160 * Returns 0 if there is an error. 4161 */ 4162 int 4163 qf_get_cur_idx(exarg_T *eap) 4164 { 4165 qf_info_T *qi = &ql_info; 4166 4167 if (eap->cmdidx == CMD_ldo || eap->cmdidx == CMD_lfdo) 4168 { 4169 /* Location list */ 4170 qi = GET_LOC_LIST(curwin); 4171 if (qi == NULL) 4172 return 0; 4173 } 4174 4175 return qi->qf_lists[qi->qf_curlist].qf_index; 4176 } 4177 4178 /* 4179 * Returns the current index in the quickfix/location list (counting only valid 4180 * entries). If no valid entries are in the list, then returns 1. 4181 */ 4182 int 4183 qf_get_cur_valid_idx(exarg_T *eap) 4184 { 4185 qf_info_T *qi = &ql_info; 4186 qf_list_T *qfl; 4187 qfline_T *qfp; 4188 int i, eidx = 0; 4189 int prev_fnum = 0; 4190 4191 if (eap->cmdidx == CMD_ldo || eap->cmdidx == CMD_lfdo) 4192 { 4193 /* Location list */ 4194 qi = GET_LOC_LIST(curwin); 4195 if (qi == NULL) 4196 return 1; 4197 } 4198 4199 qfl = &qi->qf_lists[qi->qf_curlist]; 4200 qfp = qfl->qf_start; 4201 4202 /* check if the list has valid errors */ 4203 if (qfl->qf_count <= 0 || qfl->qf_nonevalid) 4204 return 1; 4205 4206 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 4207 { 4208 if (qfp->qf_valid) 4209 { 4210 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4211 { 4212 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4213 { 4214 /* Count the number of files */ 4215 eidx++; 4216 prev_fnum = qfp->qf_fnum; 4217 } 4218 } 4219 else 4220 eidx++; 4221 } 4222 } 4223 4224 return eidx ? eidx : 1; 4225 } 4226 4227 /* 4228 * Get the 'n'th valid error entry in the quickfix or location list. 4229 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 4230 * For :cdo and :ldo returns the 'n'th valid error entry. 4231 * For :cfdo and :lfdo returns the 'n'th valid file entry. 4232 */ 4233 static int 4234 qf_get_nth_valid_entry(qf_info_T *qi, int n, int fdo) 4235 { 4236 qf_list_T *qfl = &qi->qf_lists[qi->qf_curlist]; 4237 qfline_T *qfp = qfl->qf_start; 4238 int i, eidx; 4239 int prev_fnum = 0; 4240 4241 /* check if the list has valid errors */ 4242 if (qfl->qf_count <= 0 || qfl->qf_nonevalid) 4243 return 1; 4244 4245 for (i = 1, eidx = 0; i <= qfl->qf_count && qfp != NULL; 4246 i++, qfp = qfp->qf_next) 4247 { 4248 if (qfp->qf_valid) 4249 { 4250 if (fdo) 4251 { 4252 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4253 { 4254 /* Count the number of files */ 4255 eidx++; 4256 prev_fnum = qfp->qf_fnum; 4257 } 4258 } 4259 else 4260 eidx++; 4261 } 4262 4263 if (eidx == n) 4264 break; 4265 } 4266 4267 if (i <= qfl->qf_count) 4268 return i; 4269 else 4270 return 1; 4271 } 4272 4273 /* 4274 * ":cc", ":crewind", ":cfirst" and ":clast". 4275 * ":ll", ":lrewind", ":lfirst" and ":llast". 4276 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 4277 */ 4278 void 4279 ex_cc(exarg_T *eap) 4280 { 4281 qf_info_T *qi = &ql_info; 4282 int errornr; 4283 4284 if (eap->cmdidx == CMD_ll 4285 || eap->cmdidx == CMD_lrewind 4286 || eap->cmdidx == CMD_lfirst 4287 || eap->cmdidx == CMD_llast 4288 || eap->cmdidx == CMD_ldo 4289 || eap->cmdidx == CMD_lfdo) 4290 { 4291 qi = GET_LOC_LIST(curwin); 4292 if (qi == NULL) 4293 { 4294 EMSG(_(e_loclist)); 4295 return; 4296 } 4297 } 4298 4299 if (eap->addr_count > 0) 4300 errornr = (int)eap->line2; 4301 else 4302 { 4303 if (eap->cmdidx == CMD_cc || eap->cmdidx == CMD_ll) 4304 errornr = 0; 4305 else if (eap->cmdidx == CMD_crewind || eap->cmdidx == CMD_lrewind 4306 || eap->cmdidx == CMD_cfirst || eap->cmdidx == CMD_lfirst) 4307 errornr = 1; 4308 else 4309 errornr = 32767; 4310 } 4311 4312 /* For cdo and ldo commands, jump to the nth valid error. 4313 * For cfdo and lfdo commands, jump to the nth valid file entry. 4314 */ 4315 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 4316 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4317 errornr = qf_get_nth_valid_entry(qi, 4318 eap->addr_count > 0 ? (int)eap->line1 : 1, 4319 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 4320 4321 qf_jump(qi, 0, errornr, eap->forceit); 4322 } 4323 4324 /* 4325 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 4326 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 4327 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 4328 */ 4329 void 4330 ex_cnext(exarg_T *eap) 4331 { 4332 qf_info_T *qi = &ql_info; 4333 int errornr; 4334 4335 if (eap->cmdidx == CMD_lnext 4336 || eap->cmdidx == CMD_lNext 4337 || eap->cmdidx == CMD_lprevious 4338 || eap->cmdidx == CMD_lnfile 4339 || eap->cmdidx == CMD_lNfile 4340 || eap->cmdidx == CMD_lpfile 4341 || eap->cmdidx == CMD_ldo 4342 || eap->cmdidx == CMD_lfdo) 4343 { 4344 qi = GET_LOC_LIST(curwin); 4345 if (qi == NULL) 4346 { 4347 EMSG(_(e_loclist)); 4348 return; 4349 } 4350 } 4351 4352 if (eap->addr_count > 0 4353 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 4354 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 4355 errornr = (int)eap->line2; 4356 else 4357 errornr = 1; 4358 4359 qf_jump(qi, (eap->cmdidx == CMD_cnext || eap->cmdidx == CMD_lnext 4360 || eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 4361 ? FORWARD 4362 : (eap->cmdidx == CMD_cnfile || eap->cmdidx == CMD_lnfile 4363 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4364 ? FORWARD_FILE 4365 : (eap->cmdidx == CMD_cpfile || eap->cmdidx == CMD_lpfile 4366 || eap->cmdidx == CMD_cNfile || eap->cmdidx == CMD_lNfile) 4367 ? BACKWARD_FILE 4368 : BACKWARD, 4369 errornr, eap->forceit); 4370 } 4371 4372 /* 4373 * ":cfile"/":cgetfile"/":caddfile" commands. 4374 * ":lfile"/":lgetfile"/":laddfile" commands. 4375 */ 4376 void 4377 ex_cfile(exarg_T *eap) 4378 { 4379 char_u *enc = NULL; 4380 win_T *wp = NULL; 4381 qf_info_T *qi = &ql_info; 4382 char_u *au_name = NULL; 4383 int save_qfid = 0; /* init for gcc */ 4384 int res; 4385 4386 switch (eap->cmdidx) 4387 { 4388 case CMD_cfile: au_name = (char_u *)"cfile"; break; 4389 case CMD_cgetfile: au_name = (char_u *)"cgetfile"; break; 4390 case CMD_caddfile: au_name = (char_u *)"caddfile"; break; 4391 case CMD_lfile: au_name = (char_u *)"lfile"; break; 4392 case CMD_lgetfile: au_name = (char_u *)"lgetfile"; break; 4393 case CMD_laddfile: au_name = (char_u *)"laddfile"; break; 4394 default: break; 4395 } 4396 if (au_name != NULL) 4397 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, NULL, FALSE, curbuf); 4398 #ifdef FEAT_MBYTE 4399 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4400 #endif 4401 #ifdef FEAT_BROWSE 4402 if (cmdmod.browse) 4403 { 4404 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 4405 NULL, NULL, 4406 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 4407 if (browse_file == NULL) 4408 return; 4409 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 4410 vim_free(browse_file); 4411 } 4412 else 4413 #endif 4414 if (*eap->arg != NUL) 4415 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 4416 4417 if (eap->cmdidx == CMD_lfile 4418 || eap->cmdidx == CMD_lgetfile 4419 || eap->cmdidx == CMD_laddfile) 4420 wp = curwin; 4421 4422 /* 4423 * This function is used by the :cfile, :cgetfile and :caddfile 4424 * commands. 4425 * :cfile always creates a new quickfix list and jumps to the 4426 * first error. 4427 * :cgetfile creates a new quickfix list but doesn't jump to the 4428 * first error. 4429 * :caddfile adds to an existing quickfix list. If there is no 4430 * quickfix list then a new list is created. 4431 */ 4432 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 4433 && eap->cmdidx != CMD_laddfile), 4434 qf_cmdtitle(*eap->cmdlinep), enc); 4435 if (wp != NULL) 4436 qi = GET_LOC_LIST(wp); 4437 if (res >= 0 && qi != NULL) 4438 qf_list_changed(qi, qi->qf_curlist); 4439 if (qi != NULL) 4440 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4441 if (au_name != NULL) 4442 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 4443 4444 /* An autocmd might have freed the quickfix/location list. Check whether it 4445 * is still valid. */ 4446 if (qi != NULL && !qflist_valid(wp, save_qfid)) 4447 return; 4448 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile)) 4449 qf_jump(qi, 0, 0, eap->forceit); /* display first error */ 4450 } 4451 4452 /* 4453 * Return the quickfix/location list number with the given identifier. 4454 * Returns -1 if list is not found. 4455 */ 4456 static int 4457 qf_id2nr(qf_info_T *qi, int_u qfid) 4458 { 4459 int qf_idx; 4460 4461 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4462 if (qi->qf_lists[qf_idx].qf_id == qfid) 4463 return qf_idx; 4464 return INVALID_QFIDX; 4465 } 4466 4467 /* 4468 * Return the vimgrep autocmd name. 4469 */ 4470 static char_u * 4471 vgr_get_auname(cmdidx_T cmdidx) 4472 { 4473 switch (cmdidx) 4474 { 4475 case CMD_vimgrep: return (char_u *)"vimgrep"; 4476 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 4477 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 4478 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 4479 case CMD_grep: return (char_u *)"grep"; 4480 case CMD_lgrep: return (char_u *)"lgrep"; 4481 case CMD_grepadd: return (char_u *)"grepadd"; 4482 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4483 default: return NULL; 4484 } 4485 } 4486 4487 /* 4488 * Initialize the regmatch used by vimgrep for pattern "s". 4489 */ 4490 static void 4491 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 4492 { 4493 /* Get the search pattern: either white-separated or enclosed in // */ 4494 regmatch->regprog = NULL; 4495 4496 if (s == NULL || *s == NUL) 4497 { 4498 /* Pattern is empty, use last search pattern. */ 4499 if (last_search_pat() == NULL) 4500 { 4501 EMSG(_(e_noprevre)); 4502 return; 4503 } 4504 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 4505 } 4506 else 4507 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 4508 4509 regmatch->rmm_ic = p_ic; 4510 regmatch->rmm_maxcol = 0; 4511 } 4512 4513 /* 4514 * Display a file name when vimgrep is running. 4515 */ 4516 static void 4517 vgr_display_fname(char_u *fname) 4518 { 4519 char_u *p; 4520 4521 msg_start(); 4522 p = msg_strtrunc(fname, TRUE); 4523 if (p == NULL) 4524 msg_outtrans(fname); 4525 else 4526 { 4527 msg_outtrans(p); 4528 vim_free(p); 4529 } 4530 msg_clr_eos(); 4531 msg_didout = FALSE; /* overwrite this message */ 4532 msg_nowait = TRUE; /* don't wait for this message */ 4533 msg_col = 0; 4534 out_flush(); 4535 } 4536 4537 /* 4538 * Load a dummy buffer to search for a pattern using vimgrep. 4539 */ 4540 static buf_T * 4541 vgr_load_dummy_buf( 4542 char_u *fname, 4543 char_u *dirname_start, 4544 char_u *dirname_now) 4545 { 4546 int save_mls; 4547 #if defined(FEAT_SYN_HL) 4548 char_u *save_ei = NULL; 4549 #endif 4550 buf_T *buf; 4551 4552 #if defined(FEAT_SYN_HL) 4553 /* Don't do Filetype autocommands to avoid loading syntax and 4554 * indent scripts, a great speed improvement. */ 4555 save_ei = au_event_disable(",Filetype"); 4556 #endif 4557 /* Don't use modelines here, it's useless. */ 4558 save_mls = p_mls; 4559 p_mls = 0; 4560 4561 /* Load file into a buffer, so that 'fileencoding' is detected, 4562 * autocommands applied, etc. */ 4563 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 4564 4565 p_mls = save_mls; 4566 #if defined(FEAT_SYN_HL) 4567 au_event_restore(save_ei); 4568 #endif 4569 4570 return buf; 4571 } 4572 4573 /* 4574 * Check whether a quickfix/location list valid. Autocmds may remove or change 4575 * a quickfix list when vimgrep is running. If the list is not found, create a 4576 * new list. 4577 */ 4578 static int 4579 vgr_qflist_valid( 4580 win_T *wp, 4581 qf_info_T *qi, 4582 int_u qfid, 4583 char_u *title) 4584 { 4585 /* Verify that the quickfix/location list was not freed by an autocmd */ 4586 if (!qflist_valid(wp, qfid)) 4587 { 4588 if (wp != NULL) 4589 { 4590 /* An autocmd has freed the location list. */ 4591 EMSG(_(e_loc_list_changed)); 4592 return FALSE; 4593 } 4594 else 4595 { 4596 /* Quickfix list is not found, create a new one. */ 4597 qf_new_list(qi, title); 4598 return TRUE; 4599 } 4600 } 4601 4602 if (qi->qf_lists[qi->qf_curlist].qf_id != qfid) 4603 /* Autocommands changed the quickfix list. Find the one we were 4604 * using and restore it. */ 4605 qi->qf_curlist = qf_id2nr(qi, qfid); 4606 4607 return TRUE; 4608 } 4609 4610 /* 4611 * Search for a pattern in all the lines in a buffer and add the matching lines 4612 * to a quickfix list. 4613 */ 4614 static int 4615 vgr_match_buflines( 4616 qf_info_T *qi, 4617 char_u *fname, 4618 buf_T *buf, 4619 regmmatch_T *regmatch, 4620 long tomatch, 4621 int duplicate_name, 4622 int flags) 4623 { 4624 int found_match = FALSE; 4625 long lnum; 4626 colnr_T col; 4627 4628 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && tomatch > 0; ++lnum) 4629 { 4630 col = 0; 4631 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 4632 col, NULL, NULL) > 0) 4633 { 4634 /* Pass the buffer number so that it gets used even for a 4635 * dummy buffer, unless duplicate_name is set, then the 4636 * buffer will be wiped out below. */ 4637 if (qf_add_entry(qi, 4638 qi->qf_curlist, 4639 NULL, /* dir */ 4640 fname, 4641 NULL, 4642 duplicate_name ? 0 : buf->b_fnum, 4643 ml_get_buf(buf, 4644 regmatch->startpos[0].lnum + lnum, FALSE), 4645 regmatch->startpos[0].lnum + lnum, 4646 regmatch->startpos[0].col + 1, 4647 FALSE, /* vis_col */ 4648 NULL, /* search pattern */ 4649 0, /* nr */ 4650 0, /* type */ 4651 TRUE /* valid */ 4652 ) == FAIL) 4653 { 4654 got_int = TRUE; 4655 break; 4656 } 4657 found_match = TRUE; 4658 if (--tomatch == 0) 4659 break; 4660 if ((flags & VGR_GLOBAL) == 0 4661 || regmatch->endpos[0].lnum > 0) 4662 break; 4663 col = regmatch->endpos[0].col 4664 + (col == regmatch->endpos[0].col); 4665 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 4666 break; 4667 } 4668 line_breakcheck(); 4669 if (got_int) 4670 break; 4671 } 4672 4673 return found_match; 4674 } 4675 4676 /* 4677 * Jump to the first match and update the directory. 4678 */ 4679 static void 4680 vgr_jump_to_match( 4681 qf_info_T *qi, 4682 int forceit, 4683 int *redraw_for_dummy, 4684 buf_T *first_match_buf, 4685 char_u *target_dir) 4686 { 4687 buf_T *buf; 4688 4689 buf = curbuf; 4690 qf_jump(qi, 0, 0, forceit); 4691 if (buf != curbuf) 4692 /* If we jumped to another buffer redrawing will already be 4693 * taken care of. */ 4694 *redraw_for_dummy = FALSE; 4695 4696 /* Jump to the directory used after loading the buffer. */ 4697 if (curbuf == first_match_buf && target_dir != NULL) 4698 { 4699 exarg_T ea; 4700 4701 ea.arg = target_dir; 4702 ea.cmdidx = CMD_lcd; 4703 ex_cd(&ea); 4704 } 4705 } 4706 4707 /* 4708 * ":vimgrep {pattern} file(s)" 4709 * ":vimgrepadd {pattern} file(s)" 4710 * ":lvimgrep {pattern} file(s)" 4711 * ":lvimgrepadd {pattern} file(s)" 4712 */ 4713 void 4714 ex_vimgrep(exarg_T *eap) 4715 { 4716 regmmatch_T regmatch; 4717 int fcount; 4718 char_u **fnames; 4719 char_u *fname; 4720 char_u *title; 4721 char_u *s; 4722 char_u *p; 4723 int fi; 4724 qf_info_T *qi = &ql_info; 4725 int_u save_qfid; 4726 win_T *wp = NULL; 4727 buf_T *buf; 4728 int duplicate_name = FALSE; 4729 int using_dummy; 4730 int redraw_for_dummy = FALSE; 4731 int found_match; 4732 buf_T *first_match_buf = NULL; 4733 time_t seconds = 0; 4734 aco_save_T aco; 4735 int flags = 0; 4736 long tomatch; 4737 char_u *dirname_start = NULL; 4738 char_u *dirname_now = NULL; 4739 char_u *target_dir = NULL; 4740 char_u *au_name = NULL; 4741 4742 au_name = vgr_get_auname(eap->cmdidx); 4743 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4744 curbuf->b_fname, TRUE, curbuf)) 4745 { 4746 #ifdef FEAT_EVAL 4747 if (aborting()) 4748 return; 4749 #endif 4750 } 4751 4752 if (eap->cmdidx == CMD_lgrep 4753 || eap->cmdidx == CMD_lvimgrep 4754 || eap->cmdidx == CMD_lgrepadd 4755 || eap->cmdidx == CMD_lvimgrepadd) 4756 { 4757 qi = ll_get_or_alloc_list(curwin); 4758 if (qi == NULL) 4759 return; 4760 wp = curwin; 4761 } 4762 4763 if (eap->addr_count > 0) 4764 tomatch = eap->line2; 4765 else 4766 tomatch = MAXLNUM; 4767 4768 /* Get the search pattern: either white-separated or enclosed in // */ 4769 regmatch.regprog = NULL; 4770 title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 4771 p = skip_vimgrep_pat(eap->arg, &s, &flags); 4772 if (p == NULL) 4773 { 4774 EMSG(_(e_invalpat)); 4775 goto theend; 4776 } 4777 4778 vgr_init_regmatch(®match, s); 4779 if (regmatch.regprog == NULL) 4780 goto theend; 4781 4782 p = skipwhite(p); 4783 if (*p == NUL) 4784 { 4785 EMSG(_("E683: File name missing or invalid pattern")); 4786 goto theend; 4787 } 4788 4789 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 4790 && eap->cmdidx != CMD_vimgrepadd 4791 && eap->cmdidx != CMD_lvimgrepadd) 4792 || qi->qf_curlist == qi->qf_listcount) 4793 /* make place for a new list */ 4794 qf_new_list(qi, title != NULL ? title : qf_cmdtitle(*eap->cmdlinep)); 4795 4796 /* parse the list of arguments */ 4797 if (get_arglist_exp(p, &fcount, &fnames, TRUE) == FAIL) 4798 goto theend; 4799 if (fcount == 0) 4800 { 4801 EMSG(_(e_nomatch)); 4802 goto theend; 4803 } 4804 4805 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 4806 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 4807 if (dirname_start == NULL || dirname_now == NULL) 4808 { 4809 FreeWild(fcount, fnames); 4810 goto theend; 4811 } 4812 4813 /* Remember the current directory, because a BufRead autocommand that does 4814 * ":lcd %:p:h" changes the meaning of short path names. */ 4815 mch_dirname(dirname_start, MAXPATHL); 4816 4817 /* Remember the current quickfix list identifier, so that we can check for 4818 * autocommands changing the current quickfix list. */ 4819 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4820 4821 seconds = (time_t)0; 4822 for (fi = 0; fi < fcount && !got_int && tomatch > 0; ++fi) 4823 { 4824 fname = shorten_fname1(fnames[fi]); 4825 if (time(NULL) > seconds) 4826 { 4827 /* Display the file name every second or so, show the user we are 4828 * working on it. */ 4829 seconds = time(NULL); 4830 vgr_display_fname(fname); 4831 } 4832 4833 buf = buflist_findname_exp(fnames[fi]); 4834 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 4835 { 4836 /* Remember that a buffer with this name already exists. */ 4837 duplicate_name = (buf != NULL); 4838 using_dummy = TRUE; 4839 redraw_for_dummy = TRUE; 4840 4841 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 4842 } 4843 else 4844 /* Use existing, loaded buffer. */ 4845 using_dummy = FALSE; 4846 4847 /* Check whether the quickfix list is still valid. When loading a 4848 * buffer above, autocommands might have changed the quickfix list. */ 4849 if (!vgr_qflist_valid(wp, qi, save_qfid, qf_cmdtitle(*eap->cmdlinep))) 4850 { 4851 FreeWild(fcount, fnames); 4852 goto theend; 4853 } 4854 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4855 4856 if (buf == NULL) 4857 { 4858 if (!got_int) 4859 smsg((char_u *)_("Cannot open file \"%s\""), fname); 4860 } 4861 else 4862 { 4863 /* Try for a match in all lines of the buffer. 4864 * For ":1vimgrep" look for first match only. */ 4865 found_match = vgr_match_buflines(qi, fname, buf, ®match, 4866 tomatch, duplicate_name, flags); 4867 4868 if (using_dummy) 4869 { 4870 if (found_match && first_match_buf == NULL) 4871 first_match_buf = buf; 4872 if (duplicate_name) 4873 { 4874 /* Never keep a dummy buffer if there is another buffer 4875 * with the same name. */ 4876 wipe_dummy_buffer(buf, dirname_start); 4877 buf = NULL; 4878 } 4879 else if (!cmdmod.hide 4880 || buf->b_p_bh[0] == 'u' /* "unload" */ 4881 || buf->b_p_bh[0] == 'w' /* "wipe" */ 4882 || buf->b_p_bh[0] == 'd') /* "delete" */ 4883 { 4884 /* When no match was found we don't need to remember the 4885 * buffer, wipe it out. If there was a match and it 4886 * wasn't the first one or we won't jump there: only 4887 * unload the buffer. 4888 * Ignore 'hidden' here, because it may lead to having too 4889 * many swap files. */ 4890 if (!found_match) 4891 { 4892 wipe_dummy_buffer(buf, dirname_start); 4893 buf = NULL; 4894 } 4895 else if (buf != first_match_buf || (flags & VGR_NOJUMP)) 4896 { 4897 unload_dummy_buffer(buf, dirname_start); 4898 /* Keeping the buffer, remove the dummy flag. */ 4899 buf->b_flags &= ~BF_DUMMY; 4900 buf = NULL; 4901 } 4902 } 4903 4904 if (buf != NULL) 4905 { 4906 /* Keeping the buffer, remove the dummy flag. */ 4907 buf->b_flags &= ~BF_DUMMY; 4908 4909 /* If the buffer is still loaded we need to use the 4910 * directory we jumped to below. */ 4911 if (buf == first_match_buf 4912 && target_dir == NULL 4913 && STRCMP(dirname_start, dirname_now) != 0) 4914 target_dir = vim_strsave(dirname_now); 4915 4916 /* The buffer is still loaded, the Filetype autocommands 4917 * need to be done now, in that buffer. And the modelines 4918 * need to be done (again). But not the window-local 4919 * options! */ 4920 aucmd_prepbuf(&aco, buf); 4921 #if defined(FEAT_SYN_HL) 4922 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 4923 buf->b_fname, TRUE, buf); 4924 #endif 4925 do_modelines(OPT_NOWIN); 4926 aucmd_restbuf(&aco); 4927 } 4928 } 4929 } 4930 } 4931 4932 FreeWild(fcount, fnames); 4933 4934 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE; 4935 qi->qf_lists[qi->qf_curlist].qf_ptr = qi->qf_lists[qi->qf_curlist].qf_start; 4936 qi->qf_lists[qi->qf_curlist].qf_index = 1; 4937 qf_list_changed(qi, qi->qf_curlist); 4938 4939 qf_update_buffer(qi, NULL); 4940 4941 if (au_name != NULL) 4942 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 4943 curbuf->b_fname, TRUE, curbuf); 4944 /* 4945 * The QuickFixCmdPost autocmd may free the quickfix list. Check the list 4946 * is still valid. 4947 */ 4948 if (!qflist_valid(wp, save_qfid)) 4949 goto theend; 4950 4951 /* Jump to first match. */ 4952 if (qi->qf_lists[qi->qf_curlist].qf_count > 0) 4953 { 4954 if ((flags & VGR_NOJUMP) == 0) 4955 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 4956 first_match_buf, target_dir); 4957 } 4958 else 4959 EMSG2(_(e_nomatch2), s); 4960 4961 /* If we loaded a dummy buffer into the current window, the autocommands 4962 * may have messed up things, need to redraw and recompute folds. */ 4963 if (redraw_for_dummy) 4964 { 4965 #ifdef FEAT_FOLDING 4966 foldUpdateAll(curwin); 4967 #else 4968 redraw_later(NOT_VALID); 4969 #endif 4970 } 4971 4972 theend: 4973 vim_free(title); 4974 vim_free(dirname_now); 4975 vim_free(dirname_start); 4976 vim_free(target_dir); 4977 vim_regfree(regmatch.regprog); 4978 } 4979 4980 /* 4981 * Restore current working directory to "dirname_start" if they differ, taking 4982 * into account whether it is set locally or globally. 4983 */ 4984 static void 4985 restore_start_dir(char_u *dirname_start) 4986 { 4987 char_u *dirname_now = alloc(MAXPATHL); 4988 4989 if (NULL != dirname_now) 4990 { 4991 mch_dirname(dirname_now, MAXPATHL); 4992 if (STRCMP(dirname_start, dirname_now) != 0) 4993 { 4994 /* If the directory has changed, change it back by building up an 4995 * appropriate ex command and executing it. */ 4996 exarg_T ea; 4997 4998 ea.arg = dirname_start; 4999 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 5000 ex_cd(&ea); 5001 } 5002 vim_free(dirname_now); 5003 } 5004 } 5005 5006 /* 5007 * Load file "fname" into a dummy buffer and return the buffer pointer, 5008 * placing the directory resulting from the buffer load into the 5009 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 5010 * prior to calling this function. Restores directory to "dirname_start" prior 5011 * to returning, if autocmds or the 'autochdir' option have changed it. 5012 * 5013 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 5014 * or wipe_dummy_buffer() later! 5015 * 5016 * Returns NULL if it fails. 5017 */ 5018 static buf_T * 5019 load_dummy_buffer( 5020 char_u *fname, 5021 char_u *dirname_start, /* in: old directory */ 5022 char_u *resulting_dir) /* out: new directory */ 5023 { 5024 buf_T *newbuf; 5025 bufref_T newbufref; 5026 bufref_T newbuf_to_wipe; 5027 int failed = TRUE; 5028 aco_save_T aco; 5029 int readfile_result; 5030 5031 /* Allocate a buffer without putting it in the buffer list. */ 5032 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 5033 if (newbuf == NULL) 5034 return NULL; 5035 set_bufref(&newbufref, newbuf); 5036 5037 /* Init the options. */ 5038 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 5039 5040 /* need to open the memfile before putting the buffer in a window */ 5041 if (ml_open(newbuf) == OK) 5042 { 5043 /* Make sure this buffer isn't wiped out by auto commands. */ 5044 ++newbuf->b_locked; 5045 5046 /* set curwin/curbuf to buf and save a few things */ 5047 aucmd_prepbuf(&aco, newbuf); 5048 5049 /* Need to set the filename for autocommands. */ 5050 (void)setfname(curbuf, fname, NULL, FALSE); 5051 5052 /* Create swap file now to avoid the ATTENTION message. */ 5053 check_need_swap(TRUE); 5054 5055 /* Remove the "dummy" flag, otherwise autocommands may not 5056 * work. */ 5057 curbuf->b_flags &= ~BF_DUMMY; 5058 5059 newbuf_to_wipe.br_buf = NULL; 5060 readfile_result = readfile(fname, NULL, 5061 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 5062 NULL, READ_NEW | READ_DUMMY); 5063 --newbuf->b_locked; 5064 if (readfile_result == OK 5065 && !got_int 5066 && !(curbuf->b_flags & BF_NEW)) 5067 { 5068 failed = FALSE; 5069 if (curbuf != newbuf) 5070 { 5071 /* Bloody autocommands changed the buffer! Can happen when 5072 * using netrw and editing a remote file. Use the current 5073 * buffer instead, delete the dummy one after restoring the 5074 * window stuff. */ 5075 set_bufref(&newbuf_to_wipe, newbuf); 5076 newbuf = curbuf; 5077 } 5078 } 5079 5080 /* restore curwin/curbuf and a few other things */ 5081 aucmd_restbuf(&aco); 5082 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 5083 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 5084 5085 /* Add back the "dummy" flag, otherwise buflist_findname_stat() won't 5086 * skip it. */ 5087 newbuf->b_flags |= BF_DUMMY; 5088 } 5089 5090 /* 5091 * When autocommands/'autochdir' option changed directory: go back. 5092 * Let the caller know what the resulting dir was first, in case it is 5093 * important. 5094 */ 5095 mch_dirname(resulting_dir, MAXPATHL); 5096 restore_start_dir(dirname_start); 5097 5098 if (!bufref_valid(&newbufref)) 5099 return NULL; 5100 if (failed) 5101 { 5102 wipe_dummy_buffer(newbuf, dirname_start); 5103 return NULL; 5104 } 5105 return newbuf; 5106 } 5107 5108 /* 5109 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 5110 * directory to "dirname_start" prior to returning, if autocmds or the 5111 * 'autochdir' option have changed it. 5112 */ 5113 static void 5114 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 5115 { 5116 if (curbuf != buf) /* safety check */ 5117 { 5118 #if defined(FEAT_EVAL) 5119 cleanup_T cs; 5120 5121 /* Reset the error/interrupt/exception state here so that aborting() 5122 * returns FALSE when wiping out the buffer. Otherwise it doesn't 5123 * work when got_int is set. */ 5124 enter_cleanup(&cs); 5125 #endif 5126 5127 wipe_buffer(buf, FALSE); 5128 5129 #if defined(FEAT_EVAL) 5130 /* Restore the error/interrupt/exception state if not discarded by a 5131 * new aborting error, interrupt, or uncaught exception. */ 5132 leave_cleanup(&cs); 5133 #endif 5134 /* When autocommands/'autochdir' option changed directory: go back. */ 5135 restore_start_dir(dirname_start); 5136 } 5137 } 5138 5139 /* 5140 * Unload the dummy buffer that load_dummy_buffer() created. Restores 5141 * directory to "dirname_start" prior to returning, if autocmds or the 5142 * 'autochdir' option have changed it. 5143 */ 5144 static void 5145 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 5146 { 5147 if (curbuf != buf) /* safety check */ 5148 { 5149 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE); 5150 5151 /* When autocommands/'autochdir' option changed directory: go back. */ 5152 restore_start_dir(dirname_start); 5153 } 5154 } 5155 5156 #if defined(FEAT_EVAL) || defined(PROTO) 5157 /* 5158 * Add each quickfix error to list "list" as a dictionary. 5159 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 5160 */ 5161 int 5162 get_errorlist(qf_info_T *qi_arg, win_T *wp, int qf_idx, list_T *list) 5163 { 5164 qf_info_T *qi = qi_arg; 5165 dict_T *dict; 5166 char_u buf[2]; 5167 qfline_T *qfp; 5168 int i; 5169 int bufnum; 5170 5171 if (qi == NULL) 5172 { 5173 qi = &ql_info; 5174 if (wp != NULL) 5175 { 5176 qi = GET_LOC_LIST(wp); 5177 if (qi == NULL) 5178 return FAIL; 5179 } 5180 } 5181 5182 if (qf_idx == INVALID_QFIDX) 5183 qf_idx = qi->qf_curlist; 5184 5185 if (qf_idx >= qi->qf_listcount 5186 || qi->qf_lists[qf_idx].qf_count == 0) 5187 return FAIL; 5188 5189 qfp = qi->qf_lists[qf_idx].qf_start; 5190 for (i = 1; !got_int && i <= qi->qf_lists[qf_idx].qf_count; ++i) 5191 { 5192 /* Handle entries with a non-existing buffer number. */ 5193 bufnum = qfp->qf_fnum; 5194 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 5195 bufnum = 0; 5196 5197 if ((dict = dict_alloc()) == NULL) 5198 return FAIL; 5199 if (list_append_dict(list, dict) == FAIL) 5200 return FAIL; 5201 5202 buf[0] = qfp->qf_type; 5203 buf[1] = NUL; 5204 if ( dict_add_nr_str(dict, "bufnr", (long)bufnum, NULL) == FAIL 5205 || dict_add_nr_str(dict, "lnum", (long)qfp->qf_lnum, NULL) == FAIL 5206 || dict_add_nr_str(dict, "col", (long)qfp->qf_col, NULL) == FAIL 5207 || dict_add_nr_str(dict, "vcol", (long)qfp->qf_viscol, NULL) == FAIL 5208 || dict_add_nr_str(dict, "nr", (long)qfp->qf_nr, NULL) == FAIL 5209 || dict_add_nr_str(dict, "module", 0L, 5210 qfp->qf_module == NULL ? (char_u *)"" : qfp->qf_module) == FAIL 5211 || dict_add_nr_str(dict, "pattern", 0L, 5212 qfp->qf_pattern == NULL ? (char_u *)"" : qfp->qf_pattern) == FAIL 5213 || dict_add_nr_str(dict, "text", 0L, 5214 qfp->qf_text == NULL ? (char_u *)"" : qfp->qf_text) == FAIL 5215 || dict_add_nr_str(dict, "type", 0L, buf) == FAIL 5216 || dict_add_nr_str(dict, "valid", (long)qfp->qf_valid, NULL) == FAIL) 5217 return FAIL; 5218 5219 qfp = qfp->qf_next; 5220 if (qfp == NULL) 5221 break; 5222 } 5223 return OK; 5224 } 5225 5226 /* 5227 * Flags used by getqflist()/getloclist() to determine which fields to return. 5228 */ 5229 enum { 5230 QF_GETLIST_NONE = 0x0, 5231 QF_GETLIST_TITLE = 0x1, 5232 QF_GETLIST_ITEMS = 0x2, 5233 QF_GETLIST_NR = 0x4, 5234 QF_GETLIST_WINID = 0x8, 5235 QF_GETLIST_CONTEXT = 0x10, 5236 QF_GETLIST_ID = 0x20, 5237 QF_GETLIST_IDX = 0x40, 5238 QF_GETLIST_SIZE = 0x80, 5239 QF_GETLIST_TICK = 0x100, 5240 QF_GETLIST_ALL = 0x1FF, 5241 }; 5242 5243 /* 5244 * Parse text from 'di' and return the quickfix list items. 5245 * Existing quickfix lists are not modified. 5246 */ 5247 static int 5248 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 5249 { 5250 int status = FAIL; 5251 qf_info_T *qi; 5252 char_u *errorformat = p_efm; 5253 dictitem_T *efm_di; 5254 list_T *l; 5255 5256 /* Only a List value is supported */ 5257 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 5258 { 5259 /* If errorformat is supplied then use it, otherwise use the 'efm' 5260 * option setting 5261 */ 5262 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 5263 { 5264 if (efm_di->di_tv.v_type != VAR_STRING || 5265 efm_di->di_tv.vval.v_string == NULL) 5266 return FAIL; 5267 errorformat = efm_di->di_tv.vval.v_string; 5268 } 5269 5270 l = list_alloc(); 5271 if (l == NULL) 5272 return FAIL; 5273 5274 qi = (qf_info_T *)alloc((unsigned)sizeof(qf_info_T)); 5275 if (qi != NULL) 5276 { 5277 vim_memset(qi, 0, (size_t)(sizeof(qf_info_T))); 5278 qi->qf_refcount++; 5279 5280 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 5281 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 5282 { 5283 (void)get_errorlist(qi, NULL, 0, l); 5284 qf_free(qi, 0); 5285 } 5286 free(qi); 5287 } 5288 dict_add_list(retdict, "items", l); 5289 status = OK; 5290 } 5291 5292 return status; 5293 } 5294 5295 /* 5296 * Return the quickfix/location list window identifier in the current tabpage. 5297 */ 5298 static int 5299 qf_winid(qf_info_T *qi) 5300 { 5301 win_T *win; 5302 5303 /* The quickfix window can be opened even if the quickfix list is not set 5304 * using ":copen". This is not true for location lists. */ 5305 if (qi == NULL) 5306 return 0; 5307 win = qf_find_win(qi); 5308 if (win != NULL) 5309 return win->w_id; 5310 return 0; 5311 } 5312 5313 /* 5314 * Convert the keys in 'what' to quickfix list property flags. 5315 */ 5316 static int 5317 qf_getprop_keys2flags(dict_T *what) 5318 { 5319 int flags = QF_GETLIST_NONE; 5320 5321 if (dict_find(what, (char_u *)"all", -1) != NULL) 5322 flags |= QF_GETLIST_ALL; 5323 5324 if (dict_find(what, (char_u *)"title", -1) != NULL) 5325 flags |= QF_GETLIST_TITLE; 5326 5327 if (dict_find(what, (char_u *)"nr", -1) != NULL) 5328 flags |= QF_GETLIST_NR; 5329 5330 if (dict_find(what, (char_u *)"winid", -1) != NULL) 5331 flags |= QF_GETLIST_WINID; 5332 5333 if (dict_find(what, (char_u *)"context", -1) != NULL) 5334 flags |= QF_GETLIST_CONTEXT; 5335 5336 if (dict_find(what, (char_u *)"id", -1) != NULL) 5337 flags |= QF_GETLIST_ID; 5338 5339 if (dict_find(what, (char_u *)"items", -1) != NULL) 5340 flags |= QF_GETLIST_ITEMS; 5341 5342 if (dict_find(what, (char_u *)"idx", -1) != NULL) 5343 flags |= QF_GETLIST_IDX; 5344 5345 if (dict_find(what, (char_u *)"size", -1) != NULL) 5346 flags |= QF_GETLIST_SIZE; 5347 5348 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 5349 flags |= QF_GETLIST_TICK; 5350 5351 return flags; 5352 } 5353 5354 /* 5355 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 5356 * If 'nr' and 'id' are not present in 'what' then return the current 5357 * quickfix list index. 5358 * If 'nr' is zero then return the current quickfix list index. 5359 * If 'nr' is '$' then return the last quickfix list index. 5360 * If 'id' is present then return the index of the quickfix list with that id. 5361 * If 'id' is zero then return the quickfix list index specified by 'nr'. 5362 * Return -1, if quickfix list is not present or if the stack is empty. 5363 */ 5364 static int 5365 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 5366 { 5367 int qf_idx; 5368 dictitem_T *di; 5369 5370 qf_idx = qi->qf_curlist; /* default is the current list */ 5371 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 5372 { 5373 /* Use the specified quickfix/location list */ 5374 if (di->di_tv.v_type == VAR_NUMBER) 5375 { 5376 /* for zero use the current list */ 5377 if (di->di_tv.vval.v_number != 0) 5378 { 5379 qf_idx = di->di_tv.vval.v_number - 1; 5380 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 5381 qf_idx = INVALID_QFIDX; 5382 } 5383 } 5384 else if (di->di_tv.v_type == VAR_STRING 5385 && di->di_tv.vval.v_string != NULL 5386 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 5387 /* Get the last quickfix list number */ 5388 qf_idx = qi->qf_listcount - 1; 5389 else 5390 qf_idx = INVALID_QFIDX; 5391 } 5392 5393 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 5394 { 5395 /* Look for a list with the specified id */ 5396 if (di->di_tv.v_type == VAR_NUMBER) 5397 { 5398 /* 5399 * For zero, use the current list or the list specified by 'nr' 5400 */ 5401 if (di->di_tv.vval.v_number != 0) 5402 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 5403 } 5404 else 5405 qf_idx = INVALID_QFIDX; 5406 } 5407 5408 return qf_idx; 5409 } 5410 5411 /* 5412 * Return default values for quickfix list properties in retdict. 5413 */ 5414 static int 5415 qf_getprop_defaults(qf_info_T *qi, int flags, dict_T *retdict) 5416 { 5417 int status = OK; 5418 5419 if (flags & QF_GETLIST_TITLE) 5420 status = dict_add_nr_str(retdict, "title", 0L, (char_u *)""); 5421 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 5422 { 5423 list_T *l = list_alloc(); 5424 if (l != NULL) 5425 status = dict_add_list(retdict, "items", l); 5426 else 5427 status = FAIL; 5428 } 5429 if ((status == OK) && (flags & QF_GETLIST_NR)) 5430 status = dict_add_nr_str(retdict, "nr", 0L, NULL); 5431 if ((status == OK) && (flags & QF_GETLIST_WINID)) 5432 status = dict_add_nr_str(retdict, "winid", qf_winid(qi), NULL); 5433 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 5434 status = dict_add_nr_str(retdict, "context", 0L, (char_u *)""); 5435 if ((status == OK) && (flags & QF_GETLIST_ID)) 5436 status = dict_add_nr_str(retdict, "id", 0L, NULL); 5437 if ((status == OK) && (flags & QF_GETLIST_IDX)) 5438 status = dict_add_nr_str(retdict, "idx", 0L, NULL); 5439 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 5440 status = dict_add_nr_str(retdict, "size", 0L, NULL); 5441 if ((status == OK) && (flags & QF_GETLIST_TICK)) 5442 status = dict_add_nr_str(retdict, "changedtick", 0L, NULL); 5443 5444 return status; 5445 } 5446 5447 /* 5448 * Return the quickfix list title as 'title' in retdict 5449 */ 5450 static int 5451 qf_getprop_title(qf_info_T *qi, int qf_idx, dict_T *retdict) 5452 { 5453 char_u *t; 5454 5455 t = qi->qf_lists[qf_idx].qf_title; 5456 if (t == NULL) 5457 t = (char_u *)""; 5458 return dict_add_nr_str(retdict, "title", 0L, t); 5459 } 5460 5461 /* 5462 * Return the quickfix list items/entries as 'items' in retdict 5463 */ 5464 static int 5465 qf_getprop_items(qf_info_T *qi, int qf_idx, dict_T *retdict) 5466 { 5467 int status = OK; 5468 list_T *l = list_alloc(); 5469 if (l != NULL) 5470 { 5471 (void)get_errorlist(qi, NULL, qf_idx, l); 5472 dict_add_list(retdict, "items", l); 5473 } 5474 else 5475 status = FAIL; 5476 5477 return status; 5478 } 5479 5480 /* 5481 * Return the quickfix list context (if any) as 'context' in retdict. 5482 */ 5483 static int 5484 qf_getprop_ctx(qf_info_T *qi, int qf_idx, dict_T *retdict) 5485 { 5486 int status; 5487 dictitem_T *di; 5488 5489 if (qi->qf_lists[qf_idx].qf_ctx != NULL) 5490 { 5491 di = dictitem_alloc((char_u *)"context"); 5492 if (di != NULL) 5493 { 5494 copy_tv(qi->qf_lists[qf_idx].qf_ctx, &di->di_tv); 5495 status = dict_add(retdict, di); 5496 if (status == FAIL) 5497 dictitem_free(di); 5498 } 5499 else 5500 status = FAIL; 5501 } 5502 else 5503 status = dict_add_nr_str(retdict, "context", 0L, (char_u *)""); 5504 5505 return status; 5506 } 5507 5508 /* 5509 * Return the quickfix list index as 'idx' in retdict 5510 */ 5511 static int 5512 qf_getprop_idx(qf_info_T *qi, int qf_idx, dict_T *retdict) 5513 { 5514 int idx = qi->qf_lists[qf_idx].qf_index; 5515 if (qi->qf_lists[qf_idx].qf_count == 0) 5516 /* For empty lists, qf_index is set to 1 */ 5517 idx = 0; 5518 return dict_add_nr_str(retdict, "idx", idx, NULL); 5519 } 5520 5521 /* 5522 * Return quickfix/location list details (title) as a 5523 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 5524 * then current list is used. Otherwise the specified list is used. 5525 */ 5526 int 5527 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 5528 { 5529 qf_info_T *qi = &ql_info; 5530 int status = OK; 5531 int qf_idx; 5532 dictitem_T *di; 5533 int flags = QF_GETLIST_NONE; 5534 5535 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 5536 return qf_get_list_from_lines(what, di, retdict); 5537 5538 if (wp != NULL) 5539 qi = GET_LOC_LIST(wp); 5540 5541 flags = qf_getprop_keys2flags(what); 5542 5543 if (qi != NULL && qi->qf_listcount != 0) 5544 qf_idx = qf_getprop_qfidx(qi, what); 5545 5546 /* List is not present or is empty */ 5547 if (qi == NULL || qi->qf_listcount == 0 || qf_idx == INVALID_QFIDX) 5548 return qf_getprop_defaults(qi, flags, retdict); 5549 5550 if (flags & QF_GETLIST_TITLE) 5551 status = qf_getprop_title(qi, qf_idx, retdict); 5552 if ((status == OK) && (flags & QF_GETLIST_NR)) 5553 status = dict_add_nr_str(retdict, "nr", qf_idx + 1, NULL); 5554 if ((status == OK) && (flags & QF_GETLIST_WINID)) 5555 status = dict_add_nr_str(retdict, "winid", qf_winid(qi), NULL); 5556 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 5557 status = qf_getprop_items(qi, qf_idx, retdict); 5558 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 5559 status = qf_getprop_ctx(qi, qf_idx, retdict); 5560 if ((status == OK) && (flags & QF_GETLIST_ID)) 5561 status = dict_add_nr_str(retdict, "id", qi->qf_lists[qf_idx].qf_id, 5562 NULL); 5563 if ((status == OK) && (flags & QF_GETLIST_IDX)) 5564 status = qf_getprop_idx(qi, qf_idx, retdict); 5565 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 5566 status = dict_add_nr_str(retdict, "size", 5567 qi->qf_lists[qf_idx].qf_count, NULL); 5568 if ((status == OK) && (flags & QF_GETLIST_TICK)) 5569 status = dict_add_nr_str(retdict, "changedtick", 5570 qi->qf_lists[qf_idx].qf_changedtick, NULL); 5571 5572 return status; 5573 } 5574 5575 /* 5576 * Add list of entries to quickfix/location list. Each list entry is 5577 * a dictionary with item information. 5578 */ 5579 static int 5580 qf_add_entries( 5581 qf_info_T *qi, 5582 int qf_idx, 5583 list_T *list, 5584 char_u *title, 5585 int action) 5586 { 5587 listitem_T *li; 5588 dict_T *d; 5589 char_u *filename, *module, *pattern, *text, *type; 5590 int bufnum; 5591 long lnum; 5592 int col, nr; 5593 int vcol; 5594 qfline_T *old_last = NULL; 5595 int valid, status; 5596 int retval = OK; 5597 int did_bufnr_emsg = FALSE; 5598 5599 if (action == ' ' || qf_idx == qi->qf_listcount) 5600 { 5601 /* make place for a new list */ 5602 qf_new_list(qi, title); 5603 qf_idx = qi->qf_curlist; 5604 } 5605 else if (action == 'a' && qi->qf_lists[qf_idx].qf_count > 0) 5606 /* Adding to existing list, use last entry. */ 5607 old_last = qi->qf_lists[qf_idx].qf_last; 5608 else if (action == 'r') 5609 { 5610 qf_free_items(qi, qf_idx); 5611 qf_store_title(qi, qf_idx, title); 5612 } 5613 5614 for (li = list->lv_first; li != NULL; li = li->li_next) 5615 { 5616 if (li->li_tv.v_type != VAR_DICT) 5617 continue; /* Skip non-dict items */ 5618 5619 d = li->li_tv.vval.v_dict; 5620 if (d == NULL) 5621 continue; 5622 5623 filename = get_dict_string(d, (char_u *)"filename", TRUE); 5624 module = get_dict_string(d, (char_u *)"module", TRUE); 5625 bufnum = (int)get_dict_number(d, (char_u *)"bufnr"); 5626 lnum = (int)get_dict_number(d, (char_u *)"lnum"); 5627 col = (int)get_dict_number(d, (char_u *)"col"); 5628 vcol = (int)get_dict_number(d, (char_u *)"vcol"); 5629 nr = (int)get_dict_number(d, (char_u *)"nr"); 5630 type = get_dict_string(d, (char_u *)"type", TRUE); 5631 pattern = get_dict_string(d, (char_u *)"pattern", TRUE); 5632 text = get_dict_string(d, (char_u *)"text", TRUE); 5633 if (text == NULL) 5634 text = vim_strsave((char_u *)""); 5635 5636 valid = TRUE; 5637 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 5638 valid = FALSE; 5639 5640 /* Mark entries with non-existing buffer number as not valid. Give the 5641 * error message only once. */ 5642 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 5643 { 5644 if (!did_bufnr_emsg) 5645 { 5646 did_bufnr_emsg = TRUE; 5647 EMSGN(_("E92: Buffer %ld not found"), bufnum); 5648 } 5649 valid = FALSE; 5650 bufnum = 0; 5651 } 5652 5653 /* If the 'valid' field is present it overrules the detected value. */ 5654 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 5655 valid = (int)get_dict_number(d, (char_u *)"valid"); 5656 5657 status = qf_add_entry(qi, 5658 qf_idx, 5659 NULL, /* dir */ 5660 filename, 5661 module, 5662 bufnum, 5663 text, 5664 lnum, 5665 col, 5666 vcol, /* vis_col */ 5667 pattern, /* search pattern */ 5668 nr, 5669 type == NULL ? NUL : *type, 5670 valid); 5671 5672 vim_free(filename); 5673 vim_free(module); 5674 vim_free(pattern); 5675 vim_free(text); 5676 vim_free(type); 5677 5678 if (status == FAIL) 5679 { 5680 retval = FAIL; 5681 break; 5682 } 5683 } 5684 5685 if (qi->qf_lists[qf_idx].qf_index == 0) 5686 /* no valid entry */ 5687 qi->qf_lists[qf_idx].qf_nonevalid = TRUE; 5688 else 5689 qi->qf_lists[qf_idx].qf_nonevalid = FALSE; 5690 if (action != 'a') 5691 { 5692 qi->qf_lists[qf_idx].qf_ptr = 5693 qi->qf_lists[qf_idx].qf_start; 5694 if (qi->qf_lists[qf_idx].qf_count > 0) 5695 qi->qf_lists[qf_idx].qf_index = 1; 5696 } 5697 5698 /* Don't update the cursor in quickfix window when appending entries */ 5699 qf_update_buffer(qi, old_last); 5700 5701 return retval; 5702 } 5703 5704 /* 5705 * Get the quickfix list index from 'nr' or 'id' 5706 */ 5707 static int 5708 qf_setprop_get_qfidx( 5709 qf_info_T *qi, 5710 dict_T *what, 5711 int action, 5712 int *newlist) 5713 { 5714 dictitem_T *di; 5715 int qf_idx = qi->qf_curlist; /* default is the current list */ 5716 5717 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 5718 { 5719 /* Use the specified quickfix/location list */ 5720 if (di->di_tv.v_type == VAR_NUMBER) 5721 { 5722 /* for zero use the current list */ 5723 if (di->di_tv.vval.v_number != 0) 5724 qf_idx = di->di_tv.vval.v_number - 1; 5725 5726 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 5727 { 5728 /* 5729 * When creating a new list, accept qf_idx pointing to the next 5730 * non-available list and add the new list at the end of the 5731 * stack. 5732 */ 5733 *newlist = TRUE; 5734 qf_idx = qi->qf_listcount > 0 ? qi->qf_listcount - 1 : 0; 5735 } 5736 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 5737 return INVALID_QFIDX; 5738 else if (action != ' ') 5739 *newlist = FALSE; /* use the specified list */ 5740 } 5741 else if (di->di_tv.v_type == VAR_STRING 5742 && di->di_tv.vval.v_string != NULL 5743 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 5744 { 5745 if (qi->qf_listcount > 0) 5746 qf_idx = qi->qf_listcount - 1; 5747 else if (*newlist) 5748 qf_idx = 0; 5749 else 5750 return INVALID_QFIDX; 5751 } 5752 else 5753 return INVALID_QFIDX; 5754 } 5755 5756 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 5757 { 5758 /* Use the quickfix/location list with the specified id */ 5759 if (di->di_tv.v_type != VAR_NUMBER) 5760 return INVALID_QFIDX; 5761 5762 return qf_id2nr(qi, di->di_tv.vval.v_number); 5763 } 5764 5765 return qf_idx; 5766 } 5767 5768 /* 5769 * Set the quickfix list title. 5770 */ 5771 static int 5772 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 5773 { 5774 if (di->di_tv.v_type != VAR_STRING) 5775 return FAIL; 5776 5777 vim_free(qi->qf_lists[qf_idx].qf_title); 5778 qi->qf_lists[qf_idx].qf_title = 5779 get_dict_string(what, (char_u *)"title", TRUE); 5780 if (qf_idx == qi->qf_curlist) 5781 qf_update_win_titlevar(qi); 5782 5783 return OK; 5784 } 5785 5786 /* 5787 * Set quickfix list items/entries. 5788 */ 5789 static int 5790 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 5791 { 5792 int retval = FAIL; 5793 char_u *title_save; 5794 5795 if (di->di_tv.v_type != VAR_LIST) 5796 return FAIL; 5797 5798 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 5799 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 5800 title_save, action == ' ' ? 'a' : action); 5801 vim_free(title_save); 5802 5803 return retval; 5804 } 5805 5806 /* 5807 * Set quickfix list items/entries from a list of lines. 5808 */ 5809 static int 5810 qf_setprop_items_from_lines( 5811 qf_info_T *qi, 5812 int qf_idx, 5813 dict_T *what, 5814 dictitem_T *di, 5815 int action) 5816 { 5817 char_u *errorformat = p_efm; 5818 dictitem_T *efm_di; 5819 int retval = FAIL; 5820 5821 /* Use the user supplied errorformat settings (if present) */ 5822 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 5823 { 5824 if (efm_di->di_tv.v_type != VAR_STRING || 5825 efm_di->di_tv.vval.v_string == NULL) 5826 return FAIL; 5827 errorformat = efm_di->di_tv.vval.v_string; 5828 } 5829 5830 /* Only a List value is supported */ 5831 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 5832 return FAIL; 5833 5834 if (action == 'r') 5835 qf_free_items(qi, qf_idx); 5836 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 5837 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 5838 retval = OK; 5839 5840 return retval; 5841 } 5842 5843 /* 5844 * Set quickfix list context. 5845 */ 5846 static int 5847 qf_setprop_context(qf_info_T *qi, int qf_idx, dictitem_T *di) 5848 { 5849 typval_T *ctx; 5850 5851 free_tv(qi->qf_lists[qf_idx].qf_ctx); 5852 ctx = alloc_tv(); 5853 if (ctx != NULL) 5854 copy_tv(&di->di_tv, ctx); 5855 qi->qf_lists[qf_idx].qf_ctx = ctx; 5856 5857 return OK; 5858 } 5859 5860 /* 5861 * Set quickfix/location list properties (title, items, context). 5862 * Also used to add items from parsing a list of lines. 5863 * Used by the setqflist() and setloclist() Vim script functions. 5864 */ 5865 static int 5866 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 5867 { 5868 dictitem_T *di; 5869 int retval = FAIL; 5870 int qf_idx; 5871 int newlist = FALSE; 5872 5873 if (action == ' ' || qi->qf_curlist == qi->qf_listcount) 5874 newlist = TRUE; 5875 5876 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 5877 if (qf_idx == INVALID_QFIDX) /* List not found */ 5878 return FAIL; 5879 5880 if (newlist) 5881 { 5882 qi->qf_curlist = qf_idx; 5883 qf_new_list(qi, title); 5884 qf_idx = qi->qf_curlist; 5885 } 5886 5887 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 5888 retval = qf_setprop_title(qi, qf_idx, what, di); 5889 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 5890 retval = qf_setprop_items(qi, qf_idx, di, action); 5891 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 5892 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 5893 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 5894 retval = qf_setprop_context(qi, qf_idx, di); 5895 5896 if (retval == OK) 5897 qf_list_changed(qi, qf_idx); 5898 5899 return retval; 5900 } 5901 5902 /* 5903 * Find the non-location list window with the specified location list. 5904 */ 5905 static win_T * 5906 find_win_with_ll(qf_info_T *qi) 5907 { 5908 win_T *wp = NULL; 5909 5910 FOR_ALL_WINDOWS(wp) 5911 if ((wp->w_llist == qi) && !bt_quickfix(wp->w_buffer)) 5912 return wp; 5913 5914 return NULL; 5915 } 5916 5917 /* 5918 * Free the entire quickfix/location list stack. 5919 * If the quickfix/location list window is open, then clear it. 5920 */ 5921 static void 5922 qf_free_stack(win_T *wp, qf_info_T *qi) 5923 { 5924 win_T *qfwin = qf_find_win(qi); 5925 win_T *llwin = NULL; 5926 win_T *orig_wp = wp; 5927 5928 if (qfwin != NULL) 5929 { 5930 /* If the quickfix/location list window is open, then clear it */ 5931 if (qi->qf_curlist < qi->qf_listcount) 5932 qf_free(qi, qi->qf_curlist); 5933 qf_update_buffer(qi, NULL); 5934 } 5935 5936 if (wp != NULL && IS_LL_WINDOW(wp)) 5937 { 5938 /* If in the location list window, then use the non-location list 5939 * window with this location list (if present) 5940 */ 5941 llwin = find_win_with_ll(qi); 5942 if (llwin != NULL) 5943 wp = llwin; 5944 } 5945 5946 qf_free_all(wp); 5947 if (wp == NULL) 5948 { 5949 /* quickfix list */ 5950 qi->qf_curlist = 0; 5951 qi->qf_listcount = 0; 5952 } 5953 else if (IS_LL_WINDOW(orig_wp)) 5954 { 5955 /* If the location list window is open, then create a new empty 5956 * location list */ 5957 qf_info_T *new_ll = ll_new_list(); 5958 5959 /* first free the list reference in the location list window */ 5960 ll_free_all(&orig_wp->w_llist_ref); 5961 5962 orig_wp->w_llist_ref = new_ll; 5963 if (llwin != NULL) 5964 { 5965 llwin->w_llist = new_ll; 5966 new_ll->qf_refcount++; 5967 } 5968 } 5969 } 5970 5971 /* 5972 * Populate the quickfix list with the items supplied in the list 5973 * of dictionaries. "title" will be copied to w:quickfix_title. 5974 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 5975 */ 5976 int 5977 set_errorlist( 5978 win_T *wp, 5979 list_T *list, 5980 int action, 5981 char_u *title, 5982 dict_T *what) 5983 { 5984 qf_info_T *qi = &ql_info; 5985 int retval = OK; 5986 5987 if (wp != NULL) 5988 { 5989 qi = ll_get_or_alloc_list(wp); 5990 if (qi == NULL) 5991 return FAIL; 5992 } 5993 5994 if (action == 'f') 5995 { 5996 /* Free the entire quickfix or location list stack */ 5997 qf_free_stack(wp, qi); 5998 } 5999 else if (what != NULL) 6000 retval = qf_set_properties(qi, what, action, title); 6001 else 6002 { 6003 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 6004 if (retval == OK) 6005 qf_list_changed(qi, qi->qf_curlist); 6006 } 6007 6008 return retval; 6009 } 6010 6011 /* 6012 * Mark the context as in use for all the lists in a quickfix stack. 6013 */ 6014 static int 6015 mark_quickfix_ctx(qf_info_T *qi, int copyID) 6016 { 6017 int i; 6018 int abort = FALSE; 6019 typval_T *ctx; 6020 6021 for (i = 0; i < LISTCOUNT && !abort; ++i) 6022 { 6023 ctx = qi->qf_lists[i].qf_ctx; 6024 if (ctx != NULL && ctx->v_type != VAR_NUMBER 6025 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 6026 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 6027 } 6028 6029 return abort; 6030 } 6031 6032 /* 6033 * Mark the context of the quickfix list and the location lists (if present) as 6034 * "in use". So that garbage collection doesn't free the context. 6035 */ 6036 int 6037 set_ref_in_quickfix(int copyID) 6038 { 6039 int abort = FALSE; 6040 tabpage_T *tp; 6041 win_T *win; 6042 6043 abort = mark_quickfix_ctx(&ql_info, copyID); 6044 if (abort) 6045 return abort; 6046 6047 FOR_ALL_TAB_WINDOWS(tp, win) 6048 { 6049 if (win->w_llist != NULL) 6050 { 6051 abort = mark_quickfix_ctx(win->w_llist, copyID); 6052 if (abort) 6053 return abort; 6054 } 6055 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 6056 { 6057 /* In a location list window and none of the other windows is 6058 * referring to this location list. Mark the location list 6059 * context as still in use. 6060 */ 6061 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 6062 if (abort) 6063 return abort; 6064 } 6065 } 6066 6067 return abort; 6068 } 6069 #endif 6070 6071 /* 6072 * ":[range]cbuffer [bufnr]" command. 6073 * ":[range]caddbuffer [bufnr]" command. 6074 * ":[range]cgetbuffer [bufnr]" command. 6075 * ":[range]lbuffer [bufnr]" command. 6076 * ":[range]laddbuffer [bufnr]" command. 6077 * ":[range]lgetbuffer [bufnr]" command. 6078 */ 6079 void 6080 ex_cbuffer(exarg_T *eap) 6081 { 6082 buf_T *buf = NULL; 6083 qf_info_T *qi = &ql_info; 6084 char_u *au_name = NULL; 6085 int res; 6086 6087 switch (eap->cmdidx) 6088 { 6089 case CMD_cbuffer: au_name = (char_u *)"cbuffer"; break; 6090 case CMD_cgetbuffer: au_name = (char_u *)"cgetbuffer"; break; 6091 case CMD_caddbuffer: au_name = (char_u *)"caddbuffer"; break; 6092 case CMD_lbuffer: au_name = (char_u *)"lbuffer"; break; 6093 case CMD_lgetbuffer: au_name = (char_u *)"lgetbuffer"; break; 6094 case CMD_laddbuffer: au_name = (char_u *)"laddbuffer"; break; 6095 default: break; 6096 } 6097 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6098 curbuf->b_fname, TRUE, curbuf)) 6099 { 6100 #ifdef FEAT_EVAL 6101 if (aborting()) 6102 return; 6103 #endif 6104 } 6105 6106 /* Must come after autocommands. */ 6107 if (eap->cmdidx == CMD_lbuffer 6108 || eap->cmdidx == CMD_lgetbuffer 6109 || eap->cmdidx == CMD_laddbuffer) 6110 { 6111 qi = ll_get_or_alloc_list(curwin); 6112 if (qi == NULL) 6113 return; 6114 } 6115 6116 if (*eap->arg == NUL) 6117 buf = curbuf; 6118 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 6119 buf = buflist_findnr(atoi((char *)eap->arg)); 6120 if (buf == NULL) 6121 EMSG(_(e_invarg)); 6122 else if (buf->b_ml.ml_mfp == NULL) 6123 EMSG(_("E681: Buffer is not loaded")); 6124 else 6125 { 6126 if (eap->addr_count == 0) 6127 { 6128 eap->line1 = 1; 6129 eap->line2 = buf->b_ml.ml_line_count; 6130 } 6131 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 6132 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 6133 EMSG(_(e_invrange)); 6134 else 6135 { 6136 char_u *qf_title = qf_cmdtitle(*eap->cmdlinep); 6137 6138 if (buf->b_sfname) 6139 { 6140 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 6141 (char *)qf_title, (char *)buf->b_sfname); 6142 qf_title = IObuff; 6143 } 6144 6145 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 6146 (eap->cmdidx != CMD_caddbuffer 6147 && eap->cmdidx != CMD_laddbuffer), 6148 eap->line1, eap->line2, 6149 qf_title, NULL); 6150 if (res >= 0) 6151 qf_list_changed(qi, qi->qf_curlist); 6152 if (au_name != NULL) 6153 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6154 curbuf->b_fname, TRUE, curbuf); 6155 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 6156 eap->cmdidx == CMD_lbuffer)) 6157 qf_jump(qi, 0, 0, eap->forceit); /* display first error */ 6158 } 6159 } 6160 } 6161 6162 #if defined(FEAT_EVAL) || defined(PROTO) 6163 /* 6164 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 6165 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 6166 */ 6167 void 6168 ex_cexpr(exarg_T *eap) 6169 { 6170 typval_T *tv; 6171 qf_info_T *qi = &ql_info; 6172 char_u *au_name = NULL; 6173 int res; 6174 6175 switch (eap->cmdidx) 6176 { 6177 case CMD_cexpr: au_name = (char_u *)"cexpr"; break; 6178 case CMD_cgetexpr: au_name = (char_u *)"cgetexpr"; break; 6179 case CMD_caddexpr: au_name = (char_u *)"caddexpr"; break; 6180 case CMD_lexpr: au_name = (char_u *)"lexpr"; break; 6181 case CMD_lgetexpr: au_name = (char_u *)"lgetexpr"; break; 6182 case CMD_laddexpr: au_name = (char_u *)"laddexpr"; break; 6183 default: break; 6184 } 6185 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6186 curbuf->b_fname, TRUE, curbuf)) 6187 { 6188 #ifdef FEAT_EVAL 6189 if (aborting()) 6190 return; 6191 #endif 6192 } 6193 6194 if (eap->cmdidx == CMD_lexpr 6195 || eap->cmdidx == CMD_lgetexpr 6196 || eap->cmdidx == CMD_laddexpr) 6197 { 6198 qi = ll_get_or_alloc_list(curwin); 6199 if (qi == NULL) 6200 return; 6201 } 6202 6203 /* Evaluate the expression. When the result is a string or a list we can 6204 * use it to fill the errorlist. */ 6205 tv = eval_expr(eap->arg, NULL); 6206 if (tv != NULL) 6207 { 6208 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 6209 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 6210 { 6211 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 6212 (eap->cmdidx != CMD_caddexpr 6213 && eap->cmdidx != CMD_laddexpr), 6214 (linenr_T)0, (linenr_T)0, 6215 qf_cmdtitle(*eap->cmdlinep), NULL); 6216 if (res >= 0) 6217 qf_list_changed(qi, qi->qf_curlist); 6218 if (au_name != NULL) 6219 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6220 curbuf->b_fname, TRUE, curbuf); 6221 if (res > 0 && (eap->cmdidx == CMD_cexpr || 6222 eap->cmdidx == CMD_lexpr)) 6223 qf_jump(qi, 0, 0, eap->forceit); /* display first error */ 6224 } 6225 else 6226 EMSG(_("E777: String or List expected")); 6227 free_tv(tv); 6228 } 6229 } 6230 #endif 6231 6232 /* 6233 * Get the location list for ":lhelpgrep" 6234 */ 6235 static qf_info_T * 6236 hgr_get_ll(int *new_ll) 6237 { 6238 win_T *wp; 6239 qf_info_T *qi; 6240 6241 /* If the current window is a help window, then use it */ 6242 if (bt_help(curwin->w_buffer)) 6243 wp = curwin; 6244 else 6245 /* Find an existing help window */ 6246 wp = qf_find_help_win(); 6247 6248 if (wp == NULL) /* Help window not found */ 6249 qi = NULL; 6250 else 6251 qi = wp->w_llist; 6252 6253 if (qi == NULL) 6254 { 6255 /* Allocate a new location list for help text matches */ 6256 if ((qi = ll_new_list()) == NULL) 6257 return NULL; 6258 *new_ll = TRUE; 6259 } 6260 6261 return qi; 6262 } 6263 6264 /* 6265 * Search for a pattern in a help file. 6266 */ 6267 static void 6268 hgr_search_file( 6269 qf_info_T *qi, 6270 char_u *fname, 6271 #ifdef FEAT_MBYTE 6272 vimconv_T *p_vc, 6273 #endif 6274 regmatch_T *p_regmatch) 6275 { 6276 FILE *fd; 6277 long lnum; 6278 6279 fd = mch_fopen((char *)fname, "r"); 6280 if (fd == NULL) 6281 return; 6282 6283 lnum = 1; 6284 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 6285 { 6286 char_u *line = IObuff; 6287 #ifdef FEAT_MBYTE 6288 /* Convert a line if 'encoding' is not utf-8 and 6289 * the line contains a non-ASCII character. */ 6290 if (p_vc->vc_type != CONV_NONE 6291 && has_non_ascii(IObuff)) 6292 { 6293 line = string_convert(p_vc, IObuff, NULL); 6294 if (line == NULL) 6295 line = IObuff; 6296 } 6297 #endif 6298 6299 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 6300 { 6301 int l = (int)STRLEN(line); 6302 6303 /* remove trailing CR, LF, spaces, etc. */ 6304 while (l > 0 && line[l - 1] <= ' ') 6305 line[--l] = NUL; 6306 6307 if (qf_add_entry(qi, 6308 qi->qf_curlist, 6309 NULL, /* dir */ 6310 fname, 6311 NULL, 6312 0, 6313 line, 6314 lnum, 6315 (int)(p_regmatch->startp[0] - line) 6316 + 1, /* col */ 6317 FALSE, /* vis_col */ 6318 NULL, /* search pattern */ 6319 0, /* nr */ 6320 1, /* type */ 6321 TRUE /* valid */ 6322 ) == FAIL) 6323 { 6324 got_int = TRUE; 6325 #ifdef FEAT_MBYTE 6326 if (line != IObuff) 6327 vim_free(line); 6328 #endif 6329 break; 6330 } 6331 } 6332 #ifdef FEAT_MBYTE 6333 if (line != IObuff) 6334 vim_free(line); 6335 #endif 6336 ++lnum; 6337 line_breakcheck(); 6338 } 6339 fclose(fd); 6340 } 6341 6342 /* 6343 * Search for a pattern in all the help files in the doc directory under 6344 * the given directory. 6345 */ 6346 static void 6347 hgr_search_files_in_dir( 6348 qf_info_T *qi, 6349 char_u *dirname, 6350 regmatch_T *p_regmatch 6351 #ifdef FEAT_MBYTE 6352 , vimconv_T *p_vc 6353 #endif 6354 #ifdef FEAT_MULTI_LANG 6355 , char_u *lang 6356 #endif 6357 ) 6358 { 6359 int fcount; 6360 char_u **fnames; 6361 int fi; 6362 6363 /* Find all "*.txt" and "*.??x" files in the "doc" directory. */ 6364 add_pathsep(dirname); 6365 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 6366 if (gen_expand_wildcards(1, &dirname, &fcount, 6367 &fnames, EW_FILE|EW_SILENT) == OK 6368 && fcount > 0) 6369 { 6370 for (fi = 0; fi < fcount && !got_int; ++fi) 6371 { 6372 #ifdef FEAT_MULTI_LANG 6373 /* Skip files for a different language. */ 6374 if (lang != NULL 6375 && STRNICMP(lang, fnames[fi] 6376 + STRLEN(fnames[fi]) - 3, 2) != 0 6377 && !(STRNICMP(lang, "en", 2) == 0 6378 && STRNICMP("txt", fnames[fi] 6379 + STRLEN(fnames[fi]) - 3, 3) == 0)) 6380 continue; 6381 #endif 6382 6383 hgr_search_file(qi, fnames[fi], 6384 #ifdef FEAT_MBYTE 6385 p_vc, 6386 #endif 6387 p_regmatch); 6388 } 6389 FreeWild(fcount, fnames); 6390 } 6391 } 6392 6393 /* 6394 * Search for a pattern in all the help files in the 'runtimepath' 6395 * and add the matches to a quickfix list. 6396 * 'arg' is the language specifier. If supplied, then only matches in the 6397 * specified language are found. 6398 */ 6399 static void 6400 hgr_search_in_rtp(qf_info_T *qi, regmatch_T *p_regmatch, char_u *arg) 6401 { 6402 char_u *p; 6403 #ifdef FEAT_MULTI_LANG 6404 char_u *lang; 6405 #endif 6406 6407 #ifdef FEAT_MBYTE 6408 vimconv_T vc; 6409 6410 /* Help files are in utf-8 or latin1, convert lines when 'encoding' 6411 * differs. */ 6412 vc.vc_type = CONV_NONE; 6413 if (!enc_utf8) 6414 convert_setup(&vc, (char_u *)"utf-8", p_enc); 6415 #endif 6416 6417 #ifdef FEAT_MULTI_LANG 6418 /* Check for a specified language */ 6419 lang = check_help_lang(arg); 6420 #endif 6421 6422 /* Go through all the directories in 'runtimepath' */ 6423 p = p_rtp; 6424 while (*p != NUL && !got_int) 6425 { 6426 copy_option_part(&p, NameBuff, MAXPATHL, ","); 6427 6428 hgr_search_files_in_dir(qi, NameBuff, p_regmatch 6429 #ifdef FEAT_MBYTE 6430 , &vc 6431 #endif 6432 #ifdef FEAT_MULTI_LANG 6433 , lang 6434 #endif 6435 ); 6436 } 6437 6438 #ifdef FEAT_MBYTE 6439 if (vc.vc_type != CONV_NONE) 6440 convert_setup(&vc, NULL, NULL); 6441 #endif 6442 } 6443 6444 /* 6445 * ":helpgrep {pattern}" 6446 */ 6447 void 6448 ex_helpgrep(exarg_T *eap) 6449 { 6450 regmatch_T regmatch; 6451 char_u *save_cpo; 6452 qf_info_T *qi = &ql_info; 6453 int new_qi = FALSE; 6454 char_u *au_name = NULL; 6455 6456 switch (eap->cmdidx) 6457 { 6458 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 6459 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 6460 default: break; 6461 } 6462 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6463 curbuf->b_fname, TRUE, curbuf)) 6464 { 6465 #ifdef FEAT_EVAL 6466 if (aborting()) 6467 return; 6468 #endif 6469 } 6470 6471 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */ 6472 save_cpo = p_cpo; 6473 p_cpo = empty_option; 6474 6475 if (eap->cmdidx == CMD_lhelpgrep) 6476 { 6477 qi = hgr_get_ll(&new_qi); 6478 if (qi == NULL) 6479 return; 6480 } 6481 6482 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 6483 regmatch.rm_ic = FALSE; 6484 if (regmatch.regprog != NULL) 6485 { 6486 /* create a new quickfix list */ 6487 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 6488 6489 hgr_search_in_rtp(qi, ®match, eap->arg); 6490 6491 vim_regfree(regmatch.regprog); 6492 6493 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE; 6494 qi->qf_lists[qi->qf_curlist].qf_ptr = 6495 qi->qf_lists[qi->qf_curlist].qf_start; 6496 qi->qf_lists[qi->qf_curlist].qf_index = 1; 6497 } 6498 6499 if (p_cpo == empty_option) 6500 p_cpo = save_cpo; 6501 else 6502 /* Darn, some plugin changed the value. */ 6503 free_string_option(save_cpo); 6504 6505 qf_list_changed(qi, qi->qf_curlist); 6506 qf_update_buffer(qi, NULL); 6507 6508 if (au_name != NULL) 6509 { 6510 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6511 curbuf->b_fname, TRUE, curbuf); 6512 if (!new_qi && qi != &ql_info && qf_find_buf(qi) == NULL) 6513 /* autocommands made "qi" invalid */ 6514 return; 6515 } 6516 6517 /* Jump to first match. */ 6518 if (qi->qf_lists[qi->qf_curlist].qf_count > 0) 6519 qf_jump(qi, 0, 0, FALSE); 6520 else 6521 EMSG2(_(e_nomatch2), eap->arg); 6522 6523 if (eap->cmdidx == CMD_lhelpgrep) 6524 { 6525 /* If the help window is not opened or if it already points to the 6526 * correct location list, then free the new location list. */ 6527 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 6528 { 6529 if (new_qi) 6530 ll_free_all(&qi); 6531 } 6532 else if (curwin->w_llist == NULL) 6533 curwin->w_llist = qi; 6534 } 6535 } 6536 6537 #endif /* FEAT_QUICKFIX */ 6538