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 void qf_new_list(qf_info_T *qi, char_u *qf_title); 138 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); 139 static void qf_free(qf_info_T *qi, int idx); 140 static char_u *qf_types(int, int); 141 static int qf_get_fnum(qf_info_T *qi, int qf_idx, char_u *, char_u *); 142 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 143 static char_u *qf_pop_dir(struct dir_stack_T **); 144 static char_u *qf_guess_filepath(qf_info_T *qi, int qf_idx, char_u *); 145 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 146 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 147 static win_T *qf_find_win(qf_info_T *qi); 148 static buf_T *qf_find_buf(qf_info_T *qi); 149 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 150 static void qf_set_title_var(qf_info_T *qi); 151 static void qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last); 152 static char_u *get_mef_name(void); 153 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 154 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 155 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 156 static qf_info_T *ll_get_or_alloc_list(win_T *); 157 158 /* Quickfix window check helper macro */ 159 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 160 /* Location list window check helper macro */ 161 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 162 /* 163 * Return location list for window 'wp' 164 * For location list window, return the referenced location list 165 */ 166 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 167 168 /* 169 * Looking up a buffer can be slow if there are many. Remember the last one 170 * to make this a lot faster if there are multiple matches in the same file. 171 */ 172 static char_u *qf_last_bufname = NULL; 173 static bufref_T qf_last_bufref = {NULL, 0, 0}; 174 175 static char *e_loc_list_changed = 176 N_("E926: Current location list was changed"); 177 178 /* 179 * Maximum number of bytes allowed per line while reading a errorfile. 180 */ 181 #define LINE_MAXLEN 4096 182 183 static struct fmtpattern 184 { 185 char_u convchar; 186 char *pattern; 187 } fmt_pat[FMT_PATTERNS] = 188 { 189 {'f', ".\\+"}, /* only used when at end */ 190 {'n', "\\d\\+"}, 191 {'l', "\\d\\+"}, 192 {'c', "\\d\\+"}, 193 {'t', "."}, 194 {'m', ".\\+"}, 195 {'r', ".*"}, 196 {'p', "[- .]*"}, 197 {'v', "\\d\\+"}, 198 {'s', ".\\+"}, 199 {'o', ".\\+"} 200 }; 201 202 /* 203 * Convert an errorformat pattern to a regular expression pattern. 204 * See fmt_pat definition above for the list of supported patterns. 205 */ 206 static char_u * 207 fmtpat_to_regpat( 208 char_u *efmp, 209 efm_T *fmt_ptr, 210 int idx, 211 int round, 212 char_u *ptr, 213 char_u *errmsg) 214 { 215 char_u *srcptr; 216 217 if (fmt_ptr->addr[idx]) 218 { 219 /* Each errorformat pattern can occur only once */ 220 sprintf((char *)errmsg, 221 _("E372: Too many %%%c in format string"), *efmp); 222 EMSG(errmsg); 223 return NULL; 224 } 225 if ((idx && idx < 6 226 && vim_strchr((char_u *)"DXOPQ", fmt_ptr->prefix) != NULL) 227 || (idx == 6 228 && vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL)) 229 { 230 sprintf((char *)errmsg, 231 _("E373: Unexpected %%%c in format string"), *efmp); 232 EMSG(errmsg); 233 return NULL; 234 } 235 fmt_ptr->addr[idx] = (char_u)++round; 236 *ptr++ = '\\'; 237 *ptr++ = '('; 238 #ifdef BACKSLASH_IN_FILENAME 239 if (*efmp == 'f') 240 { 241 /* Also match "c:" in the file name, even when 242 * checking for a colon next: "%f:". 243 * "\%(\a:\)\=" */ 244 STRCPY(ptr, "\\%(\\a:\\)\\="); 245 ptr += 10; 246 } 247 #endif 248 if (*efmp == 'f' && efmp[1] != NUL) 249 { 250 if (efmp[1] != '\\' && efmp[1] != '%') 251 { 252 /* A file name may contain spaces, but this isn't 253 * in "\f". For "%f:%l:%m" there may be a ":" in 254 * the file name. Use ".\{-1,}x" instead (x is 255 * the next character), the requirement that :999: 256 * follows should work. */ 257 STRCPY(ptr, ".\\{-1,}"); 258 ptr += 7; 259 } 260 else 261 { 262 /* File name followed by '\\' or '%': include as 263 * many file name chars as possible. */ 264 STRCPY(ptr, "\\f\\+"); 265 ptr += 4; 266 } 267 } 268 else 269 { 270 srcptr = (char_u *)fmt_pat[idx].pattern; 271 while ((*ptr = *srcptr++) != NUL) 272 ++ptr; 273 } 274 *ptr++ = '\\'; 275 *ptr++ = ')'; 276 277 return ptr; 278 } 279 280 /* 281 * Convert a scanf like format in 'errorformat' to a regular expression. 282 */ 283 static char_u * 284 scanf_fmt_to_regpat( 285 char_u *efm, 286 int len, 287 char_u **pefmp, 288 char_u *ptr, 289 char_u *errmsg) 290 { 291 char_u *efmp = *pefmp; 292 293 if (*++efmp == '[' || *efmp == '\\') 294 { 295 if ((*ptr++ = *efmp) == '[') /* %*[^a-z0-9] etc. */ 296 { 297 if (efmp[1] == '^') 298 *ptr++ = *++efmp; 299 if (efmp < efm + len) 300 { 301 *ptr++ = *++efmp; /* could be ']' */ 302 while (efmp < efm + len 303 && (*ptr++ = *++efmp) != ']') 304 /* skip */; 305 if (efmp == efm + len) 306 { 307 EMSG(_("E374: Missing ] in format string")); 308 return NULL; 309 } 310 } 311 } 312 else if (efmp < efm + len) /* %*\D, %*\s etc. */ 313 *ptr++ = *++efmp; 314 *ptr++ = '\\'; 315 *ptr++ = '+'; 316 } 317 else 318 { 319 /* TODO: scanf()-like: %*ud, %*3c, %*f, ... ? */ 320 sprintf((char *)errmsg, 321 _("E375: Unsupported %%%c in format string"), *efmp); 322 EMSG(errmsg); 323 return NULL; 324 } 325 326 *pefmp = efmp; 327 328 return ptr; 329 } 330 331 /* 332 * Analyze/parse an errorformat prefix. 333 */ 334 static int 335 efm_analyze_prefix(char_u **pefmp, efm_T *fmt_ptr, char_u *errmsg) 336 { 337 char_u *efmp = *pefmp; 338 339 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 340 fmt_ptr->flags = *efmp++; 341 if (vim_strchr((char_u *)"DXAEWICZGOPQ", *efmp) != NULL) 342 fmt_ptr->prefix = *efmp; 343 else 344 { 345 sprintf((char *)errmsg, 346 _("E376: Invalid %%%c in format string prefix"), *efmp); 347 EMSG(errmsg); 348 return FAIL; 349 } 350 351 *pefmp = efmp; 352 353 return OK; 354 } 355 356 /* 357 * Converts a 'errorformat' string to regular expression pattern 358 */ 359 static int 360 efm_to_regpat( 361 char_u *efm, 362 int len, 363 efm_T *fmt_ptr, 364 char_u *regpat, 365 char_u *errmsg) 366 { 367 char_u *ptr; 368 char_u *efmp; 369 int round; 370 int idx = 0; 371 372 /* 373 * Build regexp pattern from current 'errorformat' option 374 */ 375 ptr = regpat; 376 *ptr++ = '^'; 377 round = 0; 378 for (efmp = efm; efmp < efm + len; ++efmp) 379 { 380 if (*efmp == '%') 381 { 382 ++efmp; 383 for (idx = 0; idx < FMT_PATTERNS; ++idx) 384 if (fmt_pat[idx].convchar == *efmp) 385 break; 386 if (idx < FMT_PATTERNS) 387 { 388 ptr = fmtpat_to_regpat(efmp, fmt_ptr, idx, round, ptr, 389 errmsg); 390 if (ptr == NULL) 391 return -1; 392 round++; 393 } 394 else if (*efmp == '*') 395 { 396 ptr = scanf_fmt_to_regpat(efm, len, &efmp, ptr, errmsg); 397 if (ptr == NULL) 398 return -1; 399 } 400 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 401 *ptr++ = *efmp; /* regexp magic characters */ 402 else if (*efmp == '#') 403 *ptr++ = '*'; 404 else if (*efmp == '>') 405 fmt_ptr->conthere = TRUE; 406 else if (efmp == efm + 1) /* analyse prefix */ 407 { 408 if (efm_analyze_prefix(&efmp, fmt_ptr, errmsg) == FAIL) 409 return -1; 410 } 411 else 412 { 413 sprintf((char *)errmsg, 414 _("E377: Invalid %%%c in format string"), *efmp); 415 EMSG(errmsg); 416 return -1; 417 } 418 } 419 else /* copy normal character */ 420 { 421 if (*efmp == '\\' && efmp + 1 < efm + len) 422 ++efmp; 423 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 424 *ptr++ = '\\'; /* escape regexp atoms */ 425 if (*efmp) 426 *ptr++ = *efmp; 427 } 428 } 429 *ptr++ = '$'; 430 *ptr = NUL; 431 432 return 0; 433 } 434 435 static void 436 free_efm_list(efm_T **efm_first) 437 { 438 efm_T *efm_ptr; 439 440 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 441 { 442 *efm_first = efm_ptr->next; 443 vim_regfree(efm_ptr->prog); 444 vim_free(efm_ptr); 445 } 446 fmt_start = NULL; 447 } 448 449 /* Parse 'errorformat' option */ 450 static efm_T * 451 parse_efm_option(char_u *efm) 452 { 453 char_u *errmsg = NULL; 454 int errmsglen; 455 efm_T *fmt_ptr = NULL; 456 efm_T *fmt_first = NULL; 457 efm_T *fmt_last = NULL; 458 char_u *fmtstr = NULL; 459 int len; 460 int i; 461 int round; 462 463 errmsglen = CMDBUFFSIZE + 1; 464 errmsg = alloc_id(errmsglen, aid_qf_errmsg); 465 if (errmsg == NULL) 466 goto parse_efm_end; 467 468 /* 469 * Each part of the format string is copied and modified from errorformat 470 * to regex prog. Only a few % characters are allowed. 471 */ 472 473 /* 474 * Get some space to modify the format string into. 475 */ 476 i = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 477 for (round = FMT_PATTERNS; round > 0; ) 478 i += (int)STRLEN(fmt_pat[--round].pattern); 479 #ifdef BACKSLASH_IN_FILENAME 480 i += 12; /* "%f" can become twelve chars longer (see efm_to_regpat) */ 481 #else 482 i += 2; /* "%f" can become two chars longer */ 483 #endif 484 if ((fmtstr = alloc(i)) == NULL) 485 goto parse_efm_error; 486 487 while (efm[0] != NUL) 488 { 489 /* 490 * Allocate a new eformat structure and put it at the end of the list 491 */ 492 fmt_ptr = (efm_T *)alloc_clear((unsigned)sizeof(efm_T)); 493 if (fmt_ptr == NULL) 494 goto parse_efm_error; 495 if (fmt_first == NULL) /* first one */ 496 fmt_first = fmt_ptr; 497 else 498 fmt_last->next = fmt_ptr; 499 fmt_last = fmt_ptr; 500 501 /* 502 * Isolate one part in the 'errorformat' option 503 */ 504 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 505 if (efm[len] == '\\' && efm[len + 1] != NUL) 506 ++len; 507 508 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr, errmsg) == -1) 509 goto parse_efm_error; 510 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 511 goto parse_efm_error; 512 /* 513 * Advance to next part 514 */ 515 efm = skip_to_option_part(efm + len); /* skip comma and spaces */ 516 } 517 518 if (fmt_first == NULL) /* nothing found */ 519 EMSG(_("E378: 'errorformat' contains no pattern")); 520 521 goto parse_efm_end; 522 523 parse_efm_error: 524 free_efm_list(&fmt_first); 525 526 parse_efm_end: 527 vim_free(fmtstr); 528 vim_free(errmsg); 529 530 return fmt_first; 531 } 532 533 enum { 534 QF_FAIL = 0, 535 QF_OK = 1, 536 QF_END_OF_INPUT = 2, 537 QF_NOMEM = 3, 538 QF_IGNORE_LINE = 4, 539 QF_MULTISCAN = 5, 540 }; 541 542 typedef struct { 543 char_u *linebuf; 544 int linelen; 545 char_u *growbuf; 546 int growbufsiz; 547 FILE *fd; 548 typval_T *tv; 549 char_u *p_str; 550 listitem_T *p_li; 551 buf_T *buf; 552 linenr_T buflnum; 553 linenr_T lnumlast; 554 vimconv_T vc; 555 } qfstate_T; 556 557 static char_u * 558 qf_grow_linebuf(qfstate_T *state, int newsz) 559 { 560 char_u *p; 561 562 /* 563 * If the line exceeds LINE_MAXLEN exclude the last 564 * byte since it's not a NL character. 565 */ 566 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 567 if (state->growbuf == NULL) 568 { 569 state->growbuf = alloc(state->linelen + 1); 570 if (state->growbuf == NULL) 571 return NULL; 572 state->growbufsiz = state->linelen; 573 } 574 else if (state->linelen > state->growbufsiz) 575 { 576 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 577 return NULL; 578 state->growbuf = p; 579 state->growbufsiz = state->linelen; 580 } 581 return state->growbuf; 582 } 583 584 /* 585 * Get the next string (separated by newline) from state->p_str. 586 */ 587 static int 588 qf_get_next_str_line(qfstate_T *state) 589 { 590 /* Get the next line from the supplied string */ 591 char_u *p_str = state->p_str; 592 char_u *p; 593 int len; 594 595 if (*p_str == NUL) /* Reached the end of the string */ 596 return QF_END_OF_INPUT; 597 598 p = vim_strchr(p_str, '\n'); 599 if (p != NULL) 600 len = (int)(p - p_str) + 1; 601 else 602 len = (int)STRLEN(p_str); 603 604 if (len > IOSIZE - 2) 605 { 606 state->linebuf = qf_grow_linebuf(state, len); 607 if (state->linebuf == NULL) 608 return QF_NOMEM; 609 } 610 else 611 { 612 state->linebuf = IObuff; 613 state->linelen = len; 614 } 615 vim_strncpy(state->linebuf, p_str, state->linelen); 616 617 /* 618 * Increment using len in order to discard the rest of the 619 * line if it exceeds LINE_MAXLEN. 620 */ 621 p_str += len; 622 state->p_str = p_str; 623 624 return QF_OK; 625 } 626 627 /* 628 * Get the next string from state->p_Li. 629 */ 630 static int 631 qf_get_next_list_line(qfstate_T *state) 632 { 633 listitem_T *p_li = state->p_li; 634 int len; 635 636 while (p_li != NULL 637 && (p_li->li_tv.v_type != VAR_STRING 638 || p_li->li_tv.vval.v_string == NULL)) 639 p_li = p_li->li_next; /* Skip non-string items */ 640 641 if (p_li == NULL) /* End of the list */ 642 { 643 state->p_li = NULL; 644 return QF_END_OF_INPUT; 645 } 646 647 len = (int)STRLEN(p_li->li_tv.vval.v_string); 648 if (len > IOSIZE - 2) 649 { 650 state->linebuf = qf_grow_linebuf(state, len); 651 if (state->linebuf == NULL) 652 return QF_NOMEM; 653 } 654 else 655 { 656 state->linebuf = IObuff; 657 state->linelen = len; 658 } 659 660 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 661 662 state->p_li = p_li->li_next; /* next item */ 663 return QF_OK; 664 } 665 666 /* 667 * Get the next string from state->buf. 668 */ 669 static int 670 qf_get_next_buf_line(qfstate_T *state) 671 { 672 char_u *p_buf = NULL; 673 int len; 674 675 /* Get the next line from the supplied buffer */ 676 if (state->buflnum > state->lnumlast) 677 return QF_END_OF_INPUT; 678 679 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 680 state->buflnum += 1; 681 682 len = (int)STRLEN(p_buf); 683 if (len > IOSIZE - 2) 684 { 685 state->linebuf = qf_grow_linebuf(state, len); 686 if (state->linebuf == NULL) 687 return QF_NOMEM; 688 } 689 else 690 { 691 state->linebuf = IObuff; 692 state->linelen = len; 693 } 694 vim_strncpy(state->linebuf, p_buf, state->linelen); 695 696 return QF_OK; 697 } 698 699 /* 700 * Get the next string from file state->fd. 701 */ 702 static int 703 qf_get_next_file_line(qfstate_T *state) 704 { 705 int discard; 706 int growbuflen; 707 708 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 709 return QF_END_OF_INPUT; 710 711 discard = FALSE; 712 state->linelen = (int)STRLEN(IObuff); 713 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 714 { 715 /* 716 * The current line exceeds IObuff, continue reading using 717 * growbuf until EOL or LINE_MAXLEN bytes is read. 718 */ 719 if (state->growbuf == NULL) 720 { 721 state->growbufsiz = 2 * (IOSIZE - 1); 722 state->growbuf = alloc(state->growbufsiz); 723 if (state->growbuf == NULL) 724 return QF_NOMEM; 725 } 726 727 /* Copy the read part of the line, excluding null-terminator */ 728 memcpy(state->growbuf, IObuff, IOSIZE - 1); 729 growbuflen = state->linelen; 730 731 for (;;) 732 { 733 char_u *p; 734 735 if (fgets((char *)state->growbuf + growbuflen, 736 state->growbufsiz - growbuflen, state->fd) == NULL) 737 break; 738 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 739 growbuflen += state->linelen; 740 if ((state->growbuf)[growbuflen - 1] == '\n') 741 break; 742 if (state->growbufsiz == LINE_MAXLEN) 743 { 744 discard = TRUE; 745 break; 746 } 747 748 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 749 ? 2 * state->growbufsiz : LINE_MAXLEN; 750 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 751 return QF_NOMEM; 752 state->growbuf = p; 753 } 754 755 while (discard) 756 { 757 /* 758 * The current line is longer than LINE_MAXLEN, continue 759 * reading but discard everything until EOL or EOF is 760 * reached. 761 */ 762 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 763 || (int)STRLEN(IObuff) < IOSIZE - 1 764 || IObuff[IOSIZE - 1] == '\n') 765 break; 766 } 767 768 state->linebuf = state->growbuf; 769 state->linelen = growbuflen; 770 } 771 else 772 state->linebuf = IObuff; 773 774 #ifdef FEAT_MBYTE 775 /* Convert a line if it contains a non-ASCII character. */ 776 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 777 { 778 char_u *line; 779 780 line = string_convert(&state->vc, state->linebuf, &state->linelen); 781 if (line != NULL) 782 { 783 if (state->linelen < IOSIZE) 784 { 785 STRCPY(state->linebuf, line); 786 vim_free(line); 787 } 788 else 789 { 790 vim_free(state->growbuf); 791 state->linebuf = state->growbuf = line; 792 state->growbufsiz = state->linelen < LINE_MAXLEN 793 ? state->linelen : LINE_MAXLEN; 794 } 795 } 796 } 797 #endif 798 799 return QF_OK; 800 } 801 802 /* 803 * Get the next string from a file/buffer/list/string. 804 */ 805 static int 806 qf_get_nextline(qfstate_T *state) 807 { 808 int status = QF_FAIL; 809 810 if (state->fd == NULL) 811 { 812 if (state->tv != NULL) 813 { 814 if (state->tv->v_type == VAR_STRING) 815 /* Get the next line from the supplied string */ 816 status = qf_get_next_str_line(state); 817 else if (state->tv->v_type == VAR_LIST) 818 /* Get the next line from the supplied list */ 819 status = qf_get_next_list_line(state); 820 } 821 else 822 /* Get the next line from the supplied buffer */ 823 status = qf_get_next_buf_line(state); 824 } 825 else 826 /* Get the next line from the supplied file */ 827 status = qf_get_next_file_line(state); 828 829 if (status != QF_OK) 830 return status; 831 832 /* remove newline/CR from the line */ 833 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 834 { 835 state->linebuf[state->linelen - 1] = NUL; 836 #ifdef USE_CRNL 837 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 838 state->linebuf[state->linelen - 2] = NUL; 839 #endif 840 } 841 842 #ifdef FEAT_MBYTE 843 remove_bom(state->linebuf); 844 #endif 845 846 return QF_OK; 847 } 848 849 typedef struct { 850 char_u *namebuf; 851 char_u *module; 852 char_u *errmsg; 853 int errmsglen; 854 long lnum; 855 int col; 856 char_u use_viscol; 857 char_u *pattern; 858 int enr; 859 int type; 860 int valid; 861 } qffields_T; 862 863 /* 864 * Parse the error format matches in 'regmatch' and set the values in 'fields'. 865 * fmt_ptr contains the 'efm' format specifiers/prefixes that have a match. 866 * Returns QF_OK if all the matches are successfully parsed. On failure, 867 * returns QF_FAIL or QF_NOMEM. 868 */ 869 static int 870 qf_parse_match( 871 char_u *linebuf, 872 int linelen, 873 efm_T *fmt_ptr, 874 regmatch_T *regmatch, 875 qffields_T *fields, 876 int qf_multiline, 877 int qf_multiscan, 878 char_u **tail) 879 { 880 char_u *p; 881 int idx = fmt_ptr->prefix; 882 int i; 883 int len; 884 885 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 886 return QF_FAIL; 887 if (vim_strchr((char_u *)"EWI", idx) != NULL) 888 fields->type = idx; 889 else 890 fields->type = 0; 891 /* 892 * Extract error message data from matched line. 893 * We check for an actual submatch, because "\[" and "\]" in 894 * the 'errorformat' may cause the wrong submatch to be used. 895 */ 896 if ((i = (int)fmt_ptr->addr[0]) > 0) /* %f */ 897 { 898 int c; 899 900 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 901 return QF_FAIL; 902 903 /* Expand ~/file and $HOME/file to full path. */ 904 c = *regmatch->endp[i]; 905 *regmatch->endp[i] = NUL; 906 expand_env(regmatch->startp[i], fields->namebuf, CMDBUFFSIZE); 907 *regmatch->endp[i] = c; 908 909 if (vim_strchr((char_u *)"OPQ", idx) != NULL 910 && mch_getperm(fields->namebuf) == -1) 911 return QF_FAIL; 912 } 913 if ((i = (int)fmt_ptr->addr[1]) > 0) /* %n */ 914 { 915 if (regmatch->startp[i] == NULL) 916 return QF_FAIL; 917 fields->enr = (int)atol((char *)regmatch->startp[i]); 918 } 919 if ((i = (int)fmt_ptr->addr[2]) > 0) /* %l */ 920 { 921 if (regmatch->startp[i] == NULL) 922 return QF_FAIL; 923 fields->lnum = atol((char *)regmatch->startp[i]); 924 } 925 if ((i = (int)fmt_ptr->addr[3]) > 0) /* %c */ 926 { 927 if (regmatch->startp[i] == NULL) 928 return QF_FAIL; 929 fields->col = (int)atol((char *)regmatch->startp[i]); 930 } 931 if ((i = (int)fmt_ptr->addr[4]) > 0) /* %t */ 932 { 933 if (regmatch->startp[i] == NULL) 934 return QF_FAIL; 935 fields->type = *regmatch->startp[i]; 936 } 937 if (fmt_ptr->flags == '+' && !qf_multiscan) /* %+ */ 938 { 939 if (linelen >= fields->errmsglen) 940 { 941 /* linelen + null terminator */ 942 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 943 return QF_NOMEM; 944 fields->errmsg = p; 945 fields->errmsglen = linelen + 1; 946 } 947 vim_strncpy(fields->errmsg, linebuf, linelen); 948 } 949 else if ((i = (int)fmt_ptr->addr[5]) > 0) /* %m */ 950 { 951 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 952 return QF_FAIL; 953 len = (int)(regmatch->endp[i] - regmatch->startp[i]); 954 if (len >= fields->errmsglen) 955 { 956 /* len + null terminator */ 957 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 958 return QF_NOMEM; 959 fields->errmsg = p; 960 fields->errmsglen = len + 1; 961 } 962 vim_strncpy(fields->errmsg, regmatch->startp[i], len); 963 } 964 if ((i = (int)fmt_ptr->addr[6]) > 0) /* %r */ 965 { 966 if (regmatch->startp[i] == NULL) 967 return QF_FAIL; 968 *tail = regmatch->startp[i]; 969 } 970 if ((i = (int)fmt_ptr->addr[7]) > 0) /* %p */ 971 { 972 char_u *match_ptr; 973 974 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 975 return QF_FAIL; 976 fields->col = 0; 977 for (match_ptr = regmatch->startp[i]; 978 match_ptr != regmatch->endp[i]; ++match_ptr) 979 { 980 ++fields->col; 981 if (*match_ptr == TAB) 982 { 983 fields->col += 7; 984 fields->col -= fields->col % 8; 985 } 986 } 987 ++fields->col; 988 fields->use_viscol = TRUE; 989 } 990 if ((i = (int)fmt_ptr->addr[8]) > 0) /* %v */ 991 { 992 if (regmatch->startp[i] == NULL) 993 return QF_FAIL; 994 fields->col = (int)atol((char *)regmatch->startp[i]); 995 fields->use_viscol = TRUE; 996 } 997 if ((i = (int)fmt_ptr->addr[9]) > 0) /* %s */ 998 { 999 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 1000 return QF_FAIL; 1001 len = (int)(regmatch->endp[i] - regmatch->startp[i]); 1002 if (len > CMDBUFFSIZE - 5) 1003 len = CMDBUFFSIZE - 5; 1004 STRCPY(fields->pattern, "^\\V"); 1005 STRNCAT(fields->pattern, regmatch->startp[i], len); 1006 fields->pattern[len + 3] = '\\'; 1007 fields->pattern[len + 4] = '$'; 1008 fields->pattern[len + 5] = NUL; 1009 } 1010 if ((i = (int)fmt_ptr->addr[10]) > 0) /* %o */ 1011 { 1012 if (regmatch->startp[i] == NULL || regmatch->endp[i] == NULL) 1013 return QF_FAIL; 1014 len = (int)(regmatch->endp[i] - regmatch->startp[i]); 1015 if (len > CMDBUFFSIZE) 1016 len = CMDBUFFSIZE; 1017 STRNCAT(fields->module, regmatch->startp[i], len); 1018 } 1019 1020 return QF_OK; 1021 } 1022 1023 /* 1024 * Parse an error line in 'linebuf' using a single error format string in 1025 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1026 * Returns QF_OK if the efm format matches completely and the fields are 1027 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1028 */ 1029 static int 1030 qf_parse_get_fields( 1031 char_u *linebuf, 1032 int linelen, 1033 efm_T *fmt_ptr, 1034 qffields_T *fields, 1035 int qf_multiline, 1036 int qf_multiscan, 1037 char_u **tail) 1038 { 1039 regmatch_T regmatch; 1040 int status = QF_FAIL; 1041 int r; 1042 1043 if (qf_multiscan && 1044 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1045 return QF_FAIL; 1046 1047 fields->namebuf[0] = NUL; 1048 fields->module[0] = NUL; 1049 fields->pattern[0] = NUL; 1050 if (!qf_multiscan) 1051 fields->errmsg[0] = NUL; 1052 fields->lnum = 0; 1053 fields->col = 0; 1054 fields->use_viscol = FALSE; 1055 fields->enr = -1; 1056 fields->type = 0; 1057 *tail = NULL; 1058 1059 /* Always ignore case when looking for a matching error. */ 1060 regmatch.rm_ic = TRUE; 1061 regmatch.regprog = fmt_ptr->prog; 1062 r = vim_regexec(®match, linebuf, (colnr_T)0); 1063 fmt_ptr->prog = regmatch.regprog; 1064 if (r) 1065 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1066 fields, qf_multiline, qf_multiscan, tail); 1067 1068 return status; 1069 } 1070 1071 /* 1072 * Parse directory error format prefixes (%D and %X). 1073 * Push and pop directories from the directory stack when scanning directory 1074 * names. 1075 */ 1076 static int 1077 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1078 { 1079 if (idx == 'D') /* enter directory */ 1080 { 1081 if (*fields->namebuf == NUL) 1082 { 1083 EMSG(_("E379: Missing or empty directory name")); 1084 return QF_FAIL; 1085 } 1086 qfl->qf_directory = 1087 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1088 if (qfl->qf_directory == NULL) 1089 return QF_FAIL; 1090 } 1091 else if (idx == 'X') /* leave directory */ 1092 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1093 1094 return QF_OK; 1095 } 1096 1097 /* 1098 * Parse global file name error format prefixes (%O, %P and %Q). 1099 */ 1100 static int 1101 qf_parse_file_pfx( 1102 int idx, 1103 qffields_T *fields, 1104 qf_list_T *qfl, 1105 char_u *tail) 1106 { 1107 fields->valid = FALSE; 1108 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1109 { 1110 if (*fields->namebuf && idx == 'P') 1111 qfl->qf_currfile = 1112 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1113 else if (idx == 'Q') 1114 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1115 *fields->namebuf = NUL; 1116 if (tail && *tail) 1117 { 1118 STRMOVE(IObuff, skipwhite(tail)); 1119 qfl->qf_multiscan = TRUE; 1120 return QF_MULTISCAN; 1121 } 1122 } 1123 1124 return QF_OK; 1125 } 1126 1127 /* 1128 * Parse a non-error line (a line which doesn't match any of the error 1129 * format in 'efm'). 1130 */ 1131 static int 1132 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1133 { 1134 char_u *p; 1135 1136 fields->namebuf[0] = NUL; /* no match found, remove file name */ 1137 fields->lnum = 0; /* don't jump to this line */ 1138 fields->valid = FALSE; 1139 if (linelen >= fields->errmsglen) 1140 { 1141 /* linelen + null terminator */ 1142 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1143 return QF_NOMEM; 1144 fields->errmsg = p; 1145 fields->errmsglen = linelen + 1; 1146 } 1147 /* copy whole line to error message */ 1148 vim_strncpy(fields->errmsg, linebuf, linelen); 1149 1150 return QF_OK; 1151 } 1152 1153 /* 1154 * Parse multi-line error format prefixes (%C and %Z) 1155 */ 1156 static int 1157 qf_parse_multiline_pfx( 1158 qf_info_T *qi, 1159 int qf_idx, 1160 int idx, 1161 qf_list_T *qfl, 1162 qffields_T *fields) 1163 { 1164 char_u *ptr; 1165 int len; 1166 1167 if (!qfl->qf_multiignore) 1168 { 1169 qfline_T *qfprev = qfl->qf_last; 1170 1171 if (qfprev == NULL) 1172 return QF_FAIL; 1173 if (*fields->errmsg && !qfl->qf_multiignore) 1174 { 1175 len = (int)STRLEN(qfprev->qf_text); 1176 if ((ptr = alloc((unsigned)(len + STRLEN(fields->errmsg) + 2))) 1177 == NULL) 1178 return QF_FAIL; 1179 STRCPY(ptr, qfprev->qf_text); 1180 vim_free(qfprev->qf_text); 1181 qfprev->qf_text = ptr; 1182 *(ptr += len) = '\n'; 1183 STRCPY(++ptr, fields->errmsg); 1184 } 1185 if (qfprev->qf_nr == -1) 1186 qfprev->qf_nr = fields->enr; 1187 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1188 /* only printable chars allowed */ 1189 qfprev->qf_type = fields->type; 1190 1191 if (!qfprev->qf_lnum) 1192 qfprev->qf_lnum = fields->lnum; 1193 if (!qfprev->qf_col) 1194 qfprev->qf_col = fields->col; 1195 qfprev->qf_viscol = fields->use_viscol; 1196 if (!qfprev->qf_fnum) 1197 qfprev->qf_fnum = qf_get_fnum(qi, qf_idx, 1198 qfl->qf_directory, 1199 *fields->namebuf || qfl->qf_directory != NULL 1200 ? fields->namebuf 1201 : qfl->qf_currfile != NULL && fields->valid 1202 ? qfl->qf_currfile : 0); 1203 } 1204 if (idx == 'Z') 1205 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1206 line_breakcheck(); 1207 1208 return QF_IGNORE_LINE; 1209 } 1210 1211 /* 1212 * Parse a line and get the quickfix fields. 1213 * Return the QF_ status. 1214 */ 1215 static int 1216 qf_parse_line( 1217 qf_info_T *qi, 1218 int qf_idx, 1219 char_u *linebuf, 1220 int linelen, 1221 efm_T *fmt_first, 1222 qffields_T *fields) 1223 { 1224 efm_T *fmt_ptr; 1225 int idx = 0; 1226 char_u *tail = NULL; 1227 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 1228 int status; 1229 1230 restofline: 1231 /* If there was no %> item start at the first pattern */ 1232 if (fmt_start == NULL) 1233 fmt_ptr = fmt_first; 1234 else 1235 { 1236 /* Otherwise start from the last used pattern */ 1237 fmt_ptr = fmt_start; 1238 fmt_start = NULL; 1239 } 1240 1241 /* 1242 * Try to match each part of 'errorformat' until we find a complete 1243 * match or no match. 1244 */ 1245 fields->valid = TRUE; 1246 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1247 { 1248 idx = fmt_ptr->prefix; 1249 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1250 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1251 if (status == QF_NOMEM) 1252 return status; 1253 if (status == QF_OK) 1254 break; 1255 } 1256 qfl->qf_multiscan = FALSE; 1257 1258 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1259 { 1260 if (fmt_ptr != NULL) 1261 { 1262 /* 'D' and 'X' directory specifiers */ 1263 status = qf_parse_dir_pfx(idx, fields, qfl); 1264 if (status != QF_OK) 1265 return status; 1266 } 1267 1268 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1269 if (status != QF_OK) 1270 return status; 1271 1272 if (fmt_ptr == NULL) 1273 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1274 } 1275 else if (fmt_ptr != NULL) 1276 { 1277 /* honor %> item */ 1278 if (fmt_ptr->conthere) 1279 fmt_start = fmt_ptr; 1280 1281 if (vim_strchr((char_u *)"AEWI", idx) != NULL) 1282 { 1283 qfl->qf_multiline = TRUE; /* start of a multi-line message */ 1284 qfl->qf_multiignore = FALSE;/* reset continuation */ 1285 } 1286 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1287 { /* continuation of multi-line msg */ 1288 status = qf_parse_multiline_pfx(qi, qf_idx, idx, qfl, fields); 1289 if (status != QF_OK) 1290 return status; 1291 } 1292 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1293 { /* global file names */ 1294 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1295 if (status == QF_MULTISCAN) 1296 goto restofline; 1297 } 1298 if (fmt_ptr->flags == '-') /* generally exclude this line */ 1299 { 1300 if (qfl->qf_multiline) 1301 /* also exclude continuation lines */ 1302 qfl->qf_multiignore = TRUE; 1303 return QF_IGNORE_LINE; 1304 } 1305 } 1306 1307 return QF_OK; 1308 } 1309 1310 /* 1311 * Allocate the fields used for parsing lines and populating a quickfix list. 1312 */ 1313 static int 1314 qf_alloc_fields(qffields_T *pfields) 1315 { 1316 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1317 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1318 pfields->errmsglen = CMDBUFFSIZE + 1; 1319 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1320 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1321 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1322 || pfields->pattern == NULL || pfields->module == NULL) 1323 return FAIL; 1324 1325 return OK; 1326 } 1327 1328 /* 1329 * Free the fields used for parsing lines and populating a quickfix list. 1330 */ 1331 static void 1332 qf_free_fields(qffields_T *pfields) 1333 { 1334 vim_free(pfields->namebuf); 1335 vim_free(pfields->module); 1336 vim_free(pfields->errmsg); 1337 vim_free(pfields->pattern); 1338 } 1339 1340 /* 1341 * Setup the state information used for parsing lines and populating a 1342 * quickfix list. 1343 */ 1344 static int 1345 qf_setup_state( 1346 qfstate_T *pstate, 1347 char_u *enc, 1348 char_u *efile, 1349 typval_T *tv, 1350 buf_T *buf, 1351 linenr_T lnumfirst, 1352 linenr_T lnumlast) 1353 { 1354 #ifdef FEAT_MBYTE 1355 pstate->vc.vc_type = CONV_NONE; 1356 if (enc != NULL && *enc != NUL) 1357 convert_setup(&pstate->vc, enc, p_enc); 1358 #endif 1359 1360 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1361 { 1362 EMSG2(_(e_openerrf), efile); 1363 return FAIL; 1364 } 1365 1366 if (tv != NULL) 1367 { 1368 if (tv->v_type == VAR_STRING) 1369 pstate->p_str = tv->vval.v_string; 1370 else if (tv->v_type == VAR_LIST) 1371 pstate->p_li = tv->vval.v_list->lv_first; 1372 pstate->tv = tv; 1373 } 1374 pstate->buf = buf; 1375 pstate->buflnum = lnumfirst; 1376 pstate->lnumlast = lnumlast; 1377 1378 return OK; 1379 } 1380 1381 /* 1382 * Cleanup the state information used for parsing lines and populating a 1383 * quickfix list. 1384 */ 1385 static void 1386 qf_cleanup_state(qfstate_T *pstate) 1387 { 1388 if (pstate->fd != NULL) 1389 fclose(pstate->fd); 1390 1391 vim_free(pstate->growbuf); 1392 #ifdef FEAT_MBYTE 1393 if (pstate->vc.vc_type != CONV_NONE) 1394 convert_setup(&pstate->vc, NULL, NULL); 1395 #endif 1396 } 1397 1398 /* 1399 * Read the errorfile "efile" into memory, line by line, building the error 1400 * list. 1401 * Alternative: when "efile" is NULL read errors from buffer "buf". 1402 * Alternative: when "tv" is not NULL get errors from the string or list. 1403 * Always use 'errorformat' from "buf" if there is a local value. 1404 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1405 * Set the title of the list to "qf_title". 1406 * Return -1 for error, number of errors for success. 1407 */ 1408 static int 1409 qf_init_ext( 1410 qf_info_T *qi, 1411 int qf_idx, 1412 char_u *efile, 1413 buf_T *buf, 1414 typval_T *tv, 1415 char_u *errorformat, 1416 int newlist, /* TRUE: start a new error list */ 1417 linenr_T lnumfirst, /* first line number to use */ 1418 linenr_T lnumlast, /* last line number to use */ 1419 char_u *qf_title, 1420 char_u *enc) 1421 { 1422 qf_list_T *qfl; 1423 qfstate_T state; 1424 qffields_T fields; 1425 qfline_T *old_last = NULL; 1426 int adding = FALSE; 1427 static efm_T *fmt_first = NULL; 1428 char_u *efm; 1429 static char_u *last_efm = NULL; 1430 int retval = -1; /* default: return error flag */ 1431 int status; 1432 1433 /* Do not used the cached buffer, it may have been wiped out. */ 1434 VIM_CLEAR(qf_last_bufname); 1435 1436 vim_memset(&state, 0, sizeof(state)); 1437 vim_memset(&fields, 0, sizeof(fields)); 1438 if ((qf_alloc_fields(&fields) == FAIL) || 1439 (qf_setup_state(&state, enc, efile, tv, buf, 1440 lnumfirst, lnumlast) == FAIL)) 1441 goto qf_init_end; 1442 1443 if (newlist || qf_idx == qi->qf_listcount) 1444 { 1445 /* make place for a new list */ 1446 qf_new_list(qi, qf_title); 1447 qf_idx = qi->qf_curlist; 1448 } 1449 else 1450 { 1451 /* Adding to existing list, use last entry. */ 1452 adding = TRUE; 1453 if (qi->qf_lists[qf_idx].qf_count > 0) 1454 old_last = qi->qf_lists[qf_idx].qf_last; 1455 } 1456 1457 qfl = &qi->qf_lists[qf_idx]; 1458 1459 /* Use the local value of 'errorformat' if it's set. */ 1460 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1461 efm = buf->b_p_efm; 1462 else 1463 efm = errorformat; 1464 1465 /* 1466 * If the errorformat didn't change between calls, then reuse the 1467 * previously parsed values. 1468 */ 1469 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1470 { 1471 /* free the previously parsed data */ 1472 VIM_CLEAR(last_efm); 1473 free_efm_list(&fmt_first); 1474 1475 /* parse the current 'efm' */ 1476 fmt_first = parse_efm_option(efm); 1477 if (fmt_first != NULL) 1478 last_efm = vim_strsave(efm); 1479 } 1480 1481 if (fmt_first == NULL) /* nothing found */ 1482 goto error2; 1483 1484 /* 1485 * got_int is reset here, because it was probably set when killing the 1486 * ":make" command, but we still want to read the errorfile then. 1487 */ 1488 got_int = FALSE; 1489 1490 /* 1491 * Read the lines in the error file one by one. 1492 * Try to recognize one of the error formats in each line. 1493 */ 1494 while (!got_int) 1495 { 1496 /* Get the next line from a file/buffer/list/string */ 1497 status = qf_get_nextline(&state); 1498 if (status == QF_NOMEM) /* memory alloc failure */ 1499 goto qf_init_end; 1500 if (status == QF_END_OF_INPUT) /* end of input */ 1501 break; 1502 1503 status = qf_parse_line(qi, qf_idx, state.linebuf, state.linelen, 1504 fmt_first, &fields); 1505 if (status == QF_FAIL) 1506 goto error2; 1507 if (status == QF_NOMEM) 1508 goto qf_init_end; 1509 if (status == QF_IGNORE_LINE) 1510 continue; 1511 1512 if (qf_add_entry(qi, 1513 qf_idx, 1514 qfl->qf_directory, 1515 (*fields.namebuf || qfl->qf_directory != NULL) 1516 ? fields.namebuf 1517 : ((qfl->qf_currfile != NULL && fields.valid) 1518 ? qfl->qf_currfile : (char_u *)NULL), 1519 fields.module, 1520 0, 1521 fields.errmsg, 1522 fields.lnum, 1523 fields.col, 1524 fields.use_viscol, 1525 fields.pattern, 1526 fields.enr, 1527 fields.type, 1528 fields.valid) == FAIL) 1529 goto error2; 1530 line_breakcheck(); 1531 } 1532 if (state.fd == NULL || !ferror(state.fd)) 1533 { 1534 if (qfl->qf_index == 0) 1535 { 1536 /* no valid entry found */ 1537 qfl->qf_ptr = qfl->qf_start; 1538 qfl->qf_index = 1; 1539 qfl->qf_nonevalid = TRUE; 1540 } 1541 else 1542 { 1543 qfl->qf_nonevalid = FALSE; 1544 if (qfl->qf_ptr == NULL) 1545 qfl->qf_ptr = qfl->qf_start; 1546 } 1547 /* return number of matches */ 1548 retval = qfl->qf_count; 1549 goto qf_init_end; 1550 } 1551 EMSG(_(e_readerrf)); 1552 error2: 1553 if (!adding) 1554 { 1555 /* Error when creating a new list. Free the new list */ 1556 qf_free(qi, qi->qf_curlist); 1557 qi->qf_listcount--; 1558 if (qi->qf_curlist > 0) 1559 --qi->qf_curlist; 1560 } 1561 qf_init_end: 1562 if (qf_idx == qi->qf_curlist) 1563 qf_update_buffer(qi, old_last); 1564 qf_cleanup_state(&state); 1565 qf_free_fields(&fields); 1566 1567 return retval; 1568 } 1569 1570 /* 1571 * Read the errorfile "efile" into memory, line by line, building the error 1572 * list. Set the error list's title to qf_title. 1573 * Return -1 for error, number of errors for success. 1574 */ 1575 int 1576 qf_init(win_T *wp, 1577 char_u *efile, 1578 char_u *errorformat, 1579 int newlist, /* TRUE: start a new error list */ 1580 char_u *qf_title, 1581 char_u *enc) 1582 { 1583 qf_info_T *qi = &ql_info; 1584 1585 if (wp != NULL) 1586 { 1587 qi = ll_get_or_alloc_list(wp); 1588 if (qi == NULL) 1589 return FAIL; 1590 } 1591 1592 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1593 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1594 } 1595 1596 /* 1597 * Set the title of the specified quickfix list. Frees the previous title. 1598 * Prepends ':' to the title. 1599 */ 1600 static void 1601 qf_store_title(qf_info_T *qi, int qf_idx, char_u *title) 1602 { 1603 VIM_CLEAR(qi->qf_lists[qf_idx].qf_title); 1604 1605 if (title != NULL) 1606 { 1607 char_u *p = alloc((int)STRLEN(title) + 2); 1608 1609 qi->qf_lists[qf_idx].qf_title = p; 1610 if (p != NULL) 1611 STRCPY(p, title); 1612 } 1613 } 1614 1615 /* 1616 * The title of a quickfix/location list is set, by default, to the command 1617 * that created the quickfix list with the ":" prefix. 1618 * Create a quickfix list title string by prepending ":" to a user command. 1619 * Returns a pointer to a static buffer with the title. 1620 */ 1621 static char_u * 1622 qf_cmdtitle(char_u *cmd) 1623 { 1624 static char_u qftitle_str[IOSIZE]; 1625 1626 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1627 return qftitle_str; 1628 } 1629 1630 /* 1631 * Prepare for adding a new quickfix list. If the current list is in the 1632 * middle of the stack, then all the following lists are freed and then 1633 * the new list is added. 1634 */ 1635 static void 1636 qf_new_list(qf_info_T *qi, char_u *qf_title) 1637 { 1638 int i; 1639 1640 /* 1641 * If the current entry is not the last entry, delete entries beyond 1642 * the current entry. This makes it possible to browse in a tree-like 1643 * way with ":grep'. 1644 */ 1645 while (qi->qf_listcount > qi->qf_curlist + 1) 1646 qf_free(qi, --qi->qf_listcount); 1647 1648 /* 1649 * When the stack is full, remove to oldest entry 1650 * Otherwise, add a new entry. 1651 */ 1652 if (qi->qf_listcount == LISTCOUNT) 1653 { 1654 qf_free(qi, 0); 1655 for (i = 1; i < LISTCOUNT; ++i) 1656 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1657 qi->qf_curlist = LISTCOUNT - 1; 1658 } 1659 else 1660 qi->qf_curlist = qi->qf_listcount++; 1661 vim_memset(&qi->qf_lists[qi->qf_curlist], 0, (size_t)(sizeof(qf_list_T))); 1662 qf_store_title(qi, qi->qf_curlist, qf_title); 1663 qi->qf_lists[qi->qf_curlist].qf_id = ++last_qf_id; 1664 } 1665 1666 /* 1667 * Free a location list 1668 */ 1669 static void 1670 ll_free_all(qf_info_T **pqi) 1671 { 1672 int i; 1673 qf_info_T *qi; 1674 1675 qi = *pqi; 1676 if (qi == NULL) 1677 return; 1678 *pqi = NULL; /* Remove reference to this list */ 1679 1680 qi->qf_refcount--; 1681 if (qi->qf_refcount < 1) 1682 { 1683 /* No references to this location list */ 1684 for (i = 0; i < qi->qf_listcount; ++i) 1685 qf_free(qi, i); 1686 vim_free(qi); 1687 } 1688 } 1689 1690 /* 1691 * Free all the quickfix/location lists in the stack. 1692 */ 1693 void 1694 qf_free_all(win_T *wp) 1695 { 1696 int i; 1697 qf_info_T *qi = &ql_info; 1698 1699 if (wp != NULL) 1700 { 1701 /* location list */ 1702 ll_free_all(&wp->w_llist); 1703 ll_free_all(&wp->w_llist_ref); 1704 } 1705 else 1706 /* quickfix list */ 1707 for (i = 0; i < qi->qf_listcount; ++i) 1708 qf_free(qi, i); 1709 } 1710 1711 /* 1712 * Add an entry to the end of the list of errors. 1713 * Returns OK or FAIL. 1714 */ 1715 static int 1716 qf_add_entry( 1717 qf_info_T *qi, /* quickfix list */ 1718 int qf_idx, /* list index */ 1719 char_u *dir, /* optional directory name */ 1720 char_u *fname, /* file name or NULL */ 1721 char_u *module, /* module name or NULL */ 1722 int bufnum, /* buffer number or zero */ 1723 char_u *mesg, /* message */ 1724 long lnum, /* line number */ 1725 int col, /* column */ 1726 int vis_col, /* using visual column */ 1727 char_u *pattern, /* search pattern */ 1728 int nr, /* error number */ 1729 int type, /* type character */ 1730 int valid) /* valid entry */ 1731 { 1732 qfline_T *qfp; 1733 qfline_T **lastp; /* pointer to qf_last or NULL */ 1734 1735 if ((qfp = (qfline_T *)alloc((unsigned)sizeof(qfline_T))) == NULL) 1736 return FAIL; 1737 if (bufnum != 0) 1738 { 1739 buf_T *buf = buflist_findnr(bufnum); 1740 1741 qfp->qf_fnum = bufnum; 1742 if (buf != NULL) 1743 buf->b_has_qf_entry |= 1744 (qi == &ql_info) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 1745 } 1746 else 1747 qfp->qf_fnum = qf_get_fnum(qi, qf_idx, dir, fname); 1748 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 1749 { 1750 vim_free(qfp); 1751 return FAIL; 1752 } 1753 qfp->qf_lnum = lnum; 1754 qfp->qf_col = col; 1755 qfp->qf_viscol = vis_col; 1756 if (pattern == NULL || *pattern == NUL) 1757 qfp->qf_pattern = NULL; 1758 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 1759 { 1760 vim_free(qfp->qf_text); 1761 vim_free(qfp); 1762 return FAIL; 1763 } 1764 if (module == NULL || *module == NUL) 1765 qfp->qf_module = NULL; 1766 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 1767 { 1768 vim_free(qfp->qf_text); 1769 vim_free(qfp->qf_pattern); 1770 vim_free(qfp); 1771 return FAIL; 1772 } 1773 qfp->qf_nr = nr; 1774 if (type != 1 && !vim_isprintc(type)) /* only printable chars allowed */ 1775 type = 0; 1776 qfp->qf_type = type; 1777 qfp->qf_valid = valid; 1778 1779 lastp = &qi->qf_lists[qf_idx].qf_last; 1780 if (qi->qf_lists[qf_idx].qf_count == 0) 1781 /* first element in the list */ 1782 { 1783 qi->qf_lists[qf_idx].qf_start = qfp; 1784 qi->qf_lists[qf_idx].qf_ptr = qfp; 1785 qi->qf_lists[qf_idx].qf_index = 0; 1786 qfp->qf_prev = NULL; 1787 } 1788 else 1789 { 1790 qfp->qf_prev = *lastp; 1791 (*lastp)->qf_next = qfp; 1792 } 1793 qfp->qf_next = NULL; 1794 qfp->qf_cleared = FALSE; 1795 *lastp = qfp; 1796 ++qi->qf_lists[qf_idx].qf_count; 1797 if (qi->qf_lists[qf_idx].qf_index == 0 && qfp->qf_valid) 1798 /* first valid entry */ 1799 { 1800 qi->qf_lists[qf_idx].qf_index = 1801 qi->qf_lists[qf_idx].qf_count; 1802 qi->qf_lists[qf_idx].qf_ptr = qfp; 1803 } 1804 1805 return OK; 1806 } 1807 1808 /* 1809 * Allocate a new location list 1810 */ 1811 static qf_info_T * 1812 ll_new_list(void) 1813 { 1814 qf_info_T *qi; 1815 1816 qi = (qf_info_T *)alloc((unsigned)sizeof(qf_info_T)); 1817 if (qi != NULL) 1818 { 1819 vim_memset(qi, 0, (size_t)(sizeof(qf_info_T))); 1820 qi->qf_refcount++; 1821 } 1822 1823 return qi; 1824 } 1825 1826 /* 1827 * Return the location list for window 'wp'. 1828 * If not present, allocate a location list 1829 */ 1830 static qf_info_T * 1831 ll_get_or_alloc_list(win_T *wp) 1832 { 1833 if (IS_LL_WINDOW(wp)) 1834 /* For a location list window, use the referenced location list */ 1835 return wp->w_llist_ref; 1836 1837 /* 1838 * For a non-location list window, w_llist_ref should not point to a 1839 * location list. 1840 */ 1841 ll_free_all(&wp->w_llist_ref); 1842 1843 if (wp->w_llist == NULL) 1844 wp->w_llist = ll_new_list(); /* new location list */ 1845 return wp->w_llist; 1846 } 1847 1848 /* 1849 * Copy the location list from window "from" to window "to". 1850 */ 1851 void 1852 copy_loclist(win_T *from, win_T *to) 1853 { 1854 qf_info_T *qi; 1855 int idx; 1856 int i; 1857 1858 /* 1859 * When copying from a location list window, copy the referenced 1860 * location list. For other windows, copy the location list for 1861 * that window. 1862 */ 1863 if (IS_LL_WINDOW(from)) 1864 qi = from->w_llist_ref; 1865 else 1866 qi = from->w_llist; 1867 1868 if (qi == NULL) /* no location list to copy */ 1869 return; 1870 1871 /* allocate a new location list */ 1872 if ((to->w_llist = ll_new_list()) == NULL) 1873 return; 1874 1875 to->w_llist->qf_listcount = qi->qf_listcount; 1876 1877 /* Copy the location lists one at a time */ 1878 for (idx = 0; idx < qi->qf_listcount; idx++) 1879 { 1880 qf_list_T *from_qfl; 1881 qf_list_T *to_qfl; 1882 1883 to->w_llist->qf_curlist = idx; 1884 1885 from_qfl = &qi->qf_lists[idx]; 1886 to_qfl = &to->w_llist->qf_lists[idx]; 1887 1888 /* Some of the fields are populated by qf_add_entry() */ 1889 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 1890 to_qfl->qf_count = 0; 1891 to_qfl->qf_index = 0; 1892 to_qfl->qf_start = NULL; 1893 to_qfl->qf_last = NULL; 1894 to_qfl->qf_ptr = NULL; 1895 if (from_qfl->qf_title != NULL) 1896 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 1897 else 1898 to_qfl->qf_title = NULL; 1899 if (from_qfl->qf_ctx != NULL) 1900 { 1901 to_qfl->qf_ctx = alloc_tv(); 1902 if (to_qfl->qf_ctx != NULL) 1903 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 1904 } 1905 else 1906 to_qfl->qf_ctx = NULL; 1907 1908 if (from_qfl->qf_count) 1909 { 1910 qfline_T *from_qfp; 1911 qfline_T *prevp; 1912 1913 /* copy all the location entries in this list */ 1914 for (i = 0, from_qfp = from_qfl->qf_start; 1915 i < from_qfl->qf_count && from_qfp != NULL; 1916 ++i, from_qfp = from_qfp->qf_next) 1917 { 1918 if (qf_add_entry(to->w_llist, 1919 to->w_llist->qf_curlist, 1920 NULL, 1921 NULL, 1922 from_qfp->qf_module, 1923 0, 1924 from_qfp->qf_text, 1925 from_qfp->qf_lnum, 1926 from_qfp->qf_col, 1927 from_qfp->qf_viscol, 1928 from_qfp->qf_pattern, 1929 from_qfp->qf_nr, 1930 0, 1931 from_qfp->qf_valid) == FAIL) 1932 { 1933 qf_free_all(to); 1934 return; 1935 } 1936 /* 1937 * qf_add_entry() will not set the qf_num field, as the 1938 * directory and file names are not supplied. So the qf_fnum 1939 * field is copied here. 1940 */ 1941 prevp = to->w_llist->qf_lists[to->w_llist->qf_curlist].qf_last; 1942 prevp->qf_fnum = from_qfp->qf_fnum; /* file number */ 1943 prevp->qf_type = from_qfp->qf_type; /* error type */ 1944 if (from_qfl->qf_ptr == from_qfp) 1945 to_qfl->qf_ptr = prevp; /* current location */ 1946 } 1947 } 1948 1949 to_qfl->qf_index = from_qfl->qf_index; /* current index in the list */ 1950 1951 /* Assign a new ID for the location list */ 1952 to_qfl->qf_id = ++last_qf_id; 1953 to_qfl->qf_changedtick = 0L; 1954 1955 /* When no valid entries are present in the list, qf_ptr points to 1956 * the first item in the list */ 1957 if (to_qfl->qf_nonevalid) 1958 { 1959 to_qfl->qf_ptr = to_qfl->qf_start; 1960 to_qfl->qf_index = 1; 1961 } 1962 } 1963 1964 to->w_llist->qf_curlist = qi->qf_curlist; /* current list */ 1965 } 1966 1967 /* 1968 * Get buffer number for file "directory/fname". 1969 * Also sets the b_has_qf_entry flag. 1970 */ 1971 static int 1972 qf_get_fnum(qf_info_T *qi, int qf_idx, char_u *directory, char_u *fname) 1973 { 1974 char_u *ptr = NULL; 1975 buf_T *buf; 1976 char_u *bufname; 1977 1978 if (fname == NULL || *fname == NUL) /* no file name */ 1979 return 0; 1980 1981 #ifdef VMS 1982 vms_remove_version(fname); 1983 #endif 1984 #ifdef BACKSLASH_IN_FILENAME 1985 if (directory != NULL) 1986 slash_adjust(directory); 1987 slash_adjust(fname); 1988 #endif 1989 if (directory != NULL && !vim_isAbsName(fname) 1990 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 1991 { 1992 /* 1993 * Here we check if the file really exists. 1994 * This should normally be true, but if make works without 1995 * "leaving directory"-messages we might have missed a 1996 * directory change. 1997 */ 1998 if (mch_getperm(ptr) < 0) 1999 { 2000 vim_free(ptr); 2001 directory = qf_guess_filepath(qi, qf_idx, fname); 2002 if (directory) 2003 ptr = concat_fnames(directory, fname, TRUE); 2004 else 2005 ptr = vim_strsave(fname); 2006 } 2007 /* Use concatenated directory name and file name */ 2008 bufname = ptr; 2009 } 2010 else 2011 bufname = fname; 2012 2013 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2014 && bufref_valid(&qf_last_bufref)) 2015 { 2016 buf = qf_last_bufref.br_buf; 2017 vim_free(ptr); 2018 } 2019 else 2020 { 2021 vim_free(qf_last_bufname); 2022 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2023 if (bufname == ptr) 2024 qf_last_bufname = bufname; 2025 else 2026 qf_last_bufname = vim_strsave(bufname); 2027 set_bufref(&qf_last_bufref, buf); 2028 } 2029 if (buf == NULL) 2030 return 0; 2031 2032 buf->b_has_qf_entry = 2033 (qi == &ql_info) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2034 return buf->b_fnum; 2035 } 2036 2037 /* 2038 * Push dirbuf onto the directory stack and return pointer to actual dir or 2039 * NULL on error. 2040 */ 2041 static char_u * 2042 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2043 { 2044 struct dir_stack_T *ds_new; 2045 struct dir_stack_T *ds_ptr; 2046 2047 /* allocate new stack element and hook it in */ 2048 ds_new = (struct dir_stack_T *)alloc((unsigned)sizeof(struct dir_stack_T)); 2049 if (ds_new == NULL) 2050 return NULL; 2051 2052 ds_new->next = *stackptr; 2053 *stackptr = ds_new; 2054 2055 /* store directory on the stack */ 2056 if (vim_isAbsName(dirbuf) 2057 || (*stackptr)->next == NULL 2058 || (*stackptr && is_file_stack)) 2059 (*stackptr)->dirname = vim_strsave(dirbuf); 2060 else 2061 { 2062 /* Okay we don't have an absolute path. 2063 * dirbuf must be a subdir of one of the directories on the stack. 2064 * Let's search... 2065 */ 2066 ds_new = (*stackptr)->next; 2067 (*stackptr)->dirname = NULL; 2068 while (ds_new) 2069 { 2070 vim_free((*stackptr)->dirname); 2071 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2072 TRUE); 2073 if (mch_isdir((*stackptr)->dirname) == TRUE) 2074 break; 2075 2076 ds_new = ds_new->next; 2077 } 2078 2079 /* clean up all dirs we already left */ 2080 while ((*stackptr)->next != ds_new) 2081 { 2082 ds_ptr = (*stackptr)->next; 2083 (*stackptr)->next = (*stackptr)->next->next; 2084 vim_free(ds_ptr->dirname); 2085 vim_free(ds_ptr); 2086 } 2087 2088 /* Nothing found -> it must be on top level */ 2089 if (ds_new == NULL) 2090 { 2091 vim_free((*stackptr)->dirname); 2092 (*stackptr)->dirname = vim_strsave(dirbuf); 2093 } 2094 } 2095 2096 if ((*stackptr)->dirname != NULL) 2097 return (*stackptr)->dirname; 2098 else 2099 { 2100 ds_ptr = *stackptr; 2101 *stackptr = (*stackptr)->next; 2102 vim_free(ds_ptr); 2103 return NULL; 2104 } 2105 } 2106 2107 /* 2108 * pop dirbuf from the directory stack and return previous directory or NULL if 2109 * stack is empty 2110 */ 2111 static char_u * 2112 qf_pop_dir(struct dir_stack_T **stackptr) 2113 { 2114 struct dir_stack_T *ds_ptr; 2115 2116 /* TODO: Should we check if dirbuf is the directory on top of the stack? 2117 * What to do if it isn't? */ 2118 2119 /* pop top element and free it */ 2120 if (*stackptr != NULL) 2121 { 2122 ds_ptr = *stackptr; 2123 *stackptr = (*stackptr)->next; 2124 vim_free(ds_ptr->dirname); 2125 vim_free(ds_ptr); 2126 } 2127 2128 /* return NEW top element as current dir or NULL if stack is empty*/ 2129 return *stackptr ? (*stackptr)->dirname : NULL; 2130 } 2131 2132 /* 2133 * clean up directory stack 2134 */ 2135 static void 2136 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2137 { 2138 struct dir_stack_T *ds_ptr; 2139 2140 while ((ds_ptr = *stackptr) != NULL) 2141 { 2142 *stackptr = (*stackptr)->next; 2143 vim_free(ds_ptr->dirname); 2144 vim_free(ds_ptr); 2145 } 2146 } 2147 2148 /* 2149 * Check in which directory of the directory stack the given file can be 2150 * found. 2151 * Returns a pointer to the directory name or NULL if not found. 2152 * Cleans up intermediate directory entries. 2153 * 2154 * TODO: How to solve the following problem? 2155 * If we have this directory tree: 2156 * ./ 2157 * ./aa 2158 * ./aa/bb 2159 * ./bb 2160 * ./bb/x.c 2161 * and make says: 2162 * making all in aa 2163 * making all in bb 2164 * x.c:9: Error 2165 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2166 * qf_guess_filepath will return NULL. 2167 */ 2168 static char_u * 2169 qf_guess_filepath(qf_info_T *qi, int qf_idx, char_u *filename) 2170 { 2171 struct dir_stack_T *ds_ptr; 2172 struct dir_stack_T *ds_tmp; 2173 char_u *fullname; 2174 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 2175 2176 /* no dirs on the stack - there's nothing we can do */ 2177 if (qfl->qf_dir_stack == NULL) 2178 return NULL; 2179 2180 ds_ptr = qfl->qf_dir_stack->next; 2181 fullname = NULL; 2182 while (ds_ptr) 2183 { 2184 vim_free(fullname); 2185 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2186 2187 /* If concat_fnames failed, just go on. The worst thing that can happen 2188 * is that we delete the entire stack. 2189 */ 2190 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2191 break; 2192 2193 ds_ptr = ds_ptr->next; 2194 } 2195 2196 vim_free(fullname); 2197 2198 /* clean up all dirs we already left */ 2199 while (qfl->qf_dir_stack->next != ds_ptr) 2200 { 2201 ds_tmp = qfl->qf_dir_stack->next; 2202 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2203 vim_free(ds_tmp->dirname); 2204 vim_free(ds_tmp); 2205 } 2206 2207 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2208 } 2209 2210 /* 2211 * Returns TRUE if a quickfix/location list with the given identifier exists. 2212 */ 2213 static int 2214 qflist_valid (win_T *wp, int_u qf_id) 2215 { 2216 qf_info_T *qi = &ql_info; 2217 int i; 2218 2219 if (wp != NULL) 2220 { 2221 qi = GET_LOC_LIST(wp); /* Location list */ 2222 if (qi == NULL) 2223 return FALSE; 2224 } 2225 2226 for (i = 0; i < qi->qf_listcount; ++i) 2227 if (qi->qf_lists[i].qf_id == qf_id) 2228 return TRUE; 2229 2230 return FALSE; 2231 } 2232 2233 /* 2234 * When loading a file from the quickfix, the autocommands may modify it. 2235 * This may invalidate the current quickfix entry. This function checks 2236 * whether an entry is still present in the quickfix list. 2237 * Similar to location list. 2238 */ 2239 static int 2240 is_qf_entry_present(qf_info_T *qi, qfline_T *qf_ptr) 2241 { 2242 qf_list_T *qfl; 2243 qfline_T *qfp; 2244 int i; 2245 2246 qfl = &qi->qf_lists[qi->qf_curlist]; 2247 2248 /* Search for the entry in the current list */ 2249 for (i = 0, qfp = qfl->qf_start; i < qfl->qf_count; 2250 ++i, qfp = qfp->qf_next) 2251 if (qfp == NULL || qfp == qf_ptr) 2252 break; 2253 2254 if (i == qfl->qf_count) /* Entry is not found */ 2255 return FALSE; 2256 2257 return TRUE; 2258 } 2259 2260 /* 2261 * Get the next valid entry in the current quickfix/location list. The search 2262 * starts from the current entry. Returns NULL on failure. 2263 */ 2264 static qfline_T * 2265 get_next_valid_entry( 2266 qf_info_T *qi, 2267 qfline_T *qf_ptr, 2268 int *qf_index, 2269 int dir) 2270 { 2271 int idx; 2272 int old_qf_fnum; 2273 2274 idx = *qf_index; 2275 old_qf_fnum = qf_ptr->qf_fnum; 2276 2277 do 2278 { 2279 if (idx == qi->qf_lists[qi->qf_curlist].qf_count 2280 || qf_ptr->qf_next == NULL) 2281 return NULL; 2282 ++idx; 2283 qf_ptr = qf_ptr->qf_next; 2284 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid 2285 && !qf_ptr->qf_valid) 2286 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2287 2288 *qf_index = idx; 2289 return qf_ptr; 2290 } 2291 2292 /* 2293 * Get the previous valid entry in the current quickfix/location list. The 2294 * search starts from the current entry. Returns NULL on failure. 2295 */ 2296 static qfline_T * 2297 get_prev_valid_entry( 2298 qf_info_T *qi, 2299 qfline_T *qf_ptr, 2300 int *qf_index, 2301 int dir) 2302 { 2303 int idx; 2304 int old_qf_fnum; 2305 2306 idx = *qf_index; 2307 old_qf_fnum = qf_ptr->qf_fnum; 2308 2309 do 2310 { 2311 if (idx == 1 || qf_ptr->qf_prev == NULL) 2312 return NULL; 2313 --idx; 2314 qf_ptr = qf_ptr->qf_prev; 2315 } while ((!qi->qf_lists[qi->qf_curlist].qf_nonevalid 2316 && !qf_ptr->qf_valid) 2317 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2318 2319 *qf_index = idx; 2320 return qf_ptr; 2321 } 2322 2323 /* 2324 * Get the n'th (errornr) previous/next valid entry from the current entry in 2325 * the quickfix list. 2326 * dir == FORWARD or FORWARD_FILE: next valid entry 2327 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2328 */ 2329 static qfline_T * 2330 get_nth_valid_entry( 2331 qf_info_T *qi, 2332 int errornr, 2333 qfline_T *qf_ptr, 2334 int *qf_index, 2335 int dir) 2336 { 2337 qfline_T *prev_qf_ptr; 2338 int prev_index; 2339 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 2340 char_u *err = e_no_more_items; 2341 2342 while (errornr--) 2343 { 2344 prev_qf_ptr = qf_ptr; 2345 prev_index = *qf_index; 2346 2347 if (dir == FORWARD || dir == FORWARD_FILE) 2348 qf_ptr = get_next_valid_entry(qi, qf_ptr, qf_index, dir); 2349 else 2350 qf_ptr = get_prev_valid_entry(qi, qf_ptr, qf_index, dir); 2351 if (qf_ptr == NULL) 2352 { 2353 qf_ptr = prev_qf_ptr; 2354 *qf_index = prev_index; 2355 if (err != NULL) 2356 { 2357 EMSG(_(err)); 2358 return NULL; 2359 } 2360 break; 2361 } 2362 2363 err = NULL; 2364 } 2365 2366 return qf_ptr; 2367 } 2368 2369 /* 2370 * Get n'th (errornr) quickfix entry 2371 */ 2372 static qfline_T * 2373 get_nth_entry( 2374 qf_info_T *qi, 2375 int errornr, 2376 qfline_T *qf_ptr, 2377 int *cur_qfidx) 2378 { 2379 int qf_idx = *cur_qfidx; 2380 2381 /* New error number is less than the current error number */ 2382 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2383 { 2384 --qf_idx; 2385 qf_ptr = qf_ptr->qf_prev; 2386 } 2387 /* New error number is greater than the current error number */ 2388 while (errornr > qf_idx && 2389 qf_idx < qi->qf_lists[qi->qf_curlist].qf_count && 2390 qf_ptr->qf_next != NULL) 2391 { 2392 ++qf_idx; 2393 qf_ptr = qf_ptr->qf_next; 2394 } 2395 2396 *cur_qfidx = qf_idx; 2397 return qf_ptr; 2398 } 2399 2400 /* 2401 * Find a window displaying a Vim help file. 2402 */ 2403 static win_T * 2404 qf_find_help_win(void) 2405 { 2406 win_T *wp; 2407 2408 FOR_ALL_WINDOWS(wp) 2409 if (bt_help(wp->w_buffer)) 2410 return wp; 2411 2412 return NULL; 2413 } 2414 2415 /* 2416 * Find a help window or open one. 2417 */ 2418 static int 2419 jump_to_help_window(qf_info_T *qi, int *opened_window) 2420 { 2421 win_T *wp; 2422 int flags; 2423 2424 if (cmdmod.tab != 0) 2425 wp = NULL; 2426 else 2427 wp = qf_find_help_win(); 2428 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2429 win_enter(wp, TRUE); 2430 else 2431 { 2432 /* 2433 * Split off help window; put it at far top if no position 2434 * specified, the current window is vertically split and narrow. 2435 */ 2436 flags = WSP_HELP; 2437 if (cmdmod.split == 0 && curwin->w_width != Columns 2438 && curwin->w_width < 80) 2439 flags |= WSP_TOP; 2440 if (qi != &ql_info) 2441 flags |= WSP_NEWLOC; /* don't copy the location list */ 2442 2443 if (win_split(0, flags) == FAIL) 2444 return FAIL; 2445 2446 *opened_window = TRUE; 2447 2448 if (curwin->w_height < p_hh) 2449 win_setheight((int)p_hh); 2450 2451 if (qi != &ql_info) /* not a quickfix list */ 2452 { 2453 /* The new window should use the supplied location list */ 2454 curwin->w_llist = qi; 2455 qi->qf_refcount++; 2456 } 2457 } 2458 2459 if (!p_im) 2460 restart_edit = 0; /* don't want insert mode in help file */ 2461 2462 return OK; 2463 } 2464 2465 /* 2466 * Find a non-quickfix window using the given location list. 2467 * Returns NULL if a matching window is not found. 2468 */ 2469 static win_T * 2470 qf_find_win_with_loclist(qf_info_T *ll) 2471 { 2472 win_T *wp; 2473 2474 FOR_ALL_WINDOWS(wp) 2475 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2476 return wp; 2477 2478 return NULL; 2479 } 2480 2481 /* 2482 * Find a window containing a normal buffer 2483 */ 2484 static win_T * 2485 qf_find_win_with_normal_buf(void) 2486 { 2487 win_T *wp; 2488 2489 FOR_ALL_WINDOWS(wp) 2490 if (wp->w_buffer->b_p_bt[0] == NUL) 2491 return wp; 2492 2493 return NULL; 2494 } 2495 2496 /* 2497 * Go to a window in any tabpage containing the specified file. Returns TRUE 2498 * if successfully jumped to the window. Otherwise returns FALSE. 2499 */ 2500 static int 2501 qf_goto_tabwin_with_file(int fnum) 2502 { 2503 tabpage_T *tp; 2504 win_T *wp; 2505 2506 FOR_ALL_TAB_WINDOWS(tp, wp) 2507 if (wp->w_buffer->b_fnum == fnum) 2508 { 2509 goto_tabpage_win(tp, wp); 2510 return TRUE; 2511 } 2512 2513 return FALSE; 2514 } 2515 2516 /* 2517 * Create a new window to show a file above the quickfix window. Called when 2518 * only the quickfix window is present. 2519 */ 2520 static int 2521 qf_open_new_file_win(qf_info_T *ll_ref) 2522 { 2523 int flags; 2524 2525 flags = WSP_ABOVE; 2526 if (ll_ref != NULL) 2527 flags |= WSP_NEWLOC; 2528 if (win_split(0, flags) == FAIL) 2529 return FAIL; /* not enough room for window */ 2530 p_swb = empty_option; /* don't split again */ 2531 swb_flags = 0; 2532 RESET_BINDING(curwin); 2533 if (ll_ref != NULL) 2534 { 2535 /* The new window should use the location list from the 2536 * location list window */ 2537 curwin->w_llist = ll_ref; 2538 ll_ref->qf_refcount++; 2539 } 2540 return OK; 2541 } 2542 2543 /* 2544 * Go to a window that shows the right buffer. If the window is not found, go 2545 * to the window just above the location list window. This is used for opening 2546 * a file from a location window and not from a quickfix window. If some usable 2547 * window is previously found, then it is supplied in 'use_win'. 2548 */ 2549 static void 2550 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2551 { 2552 win_T *win = use_win; 2553 2554 if (win == NULL) 2555 { 2556 /* Find the window showing the selected file */ 2557 FOR_ALL_WINDOWS(win) 2558 if (win->w_buffer->b_fnum == qf_fnum) 2559 break; 2560 if (win == NULL) 2561 { 2562 /* Find a previous usable window */ 2563 win = curwin; 2564 do 2565 { 2566 if (win->w_buffer->b_p_bt[0] == NUL) 2567 break; 2568 if (win->w_prev == NULL) 2569 win = lastwin; /* wrap around the top */ 2570 else 2571 win = win->w_prev; /* go to previous window */ 2572 } while (win != curwin); 2573 } 2574 } 2575 win_goto(win); 2576 2577 /* If the location list for the window is not set, then set it 2578 * to the location list from the location window */ 2579 if (win->w_llist == NULL) 2580 { 2581 win->w_llist = ll_ref; 2582 if (ll_ref != NULL) 2583 ll_ref->qf_refcount++; 2584 } 2585 } 2586 2587 /* 2588 * Go to a window that shows the specified file. If a window is not found, go 2589 * to the window just above the quickfix window. This is used for opening a 2590 * file from a quickfix window and not from a location window. 2591 */ 2592 static void 2593 qf_goto_win_with_qfl_file(int qf_fnum) 2594 { 2595 win_T *win; 2596 win_T *altwin; 2597 2598 win = curwin; 2599 altwin = NULL; 2600 for (;;) 2601 { 2602 if (win->w_buffer->b_fnum == qf_fnum) 2603 break; 2604 if (win->w_prev == NULL) 2605 win = lastwin; /* wrap around the top */ 2606 else 2607 win = win->w_prev; /* go to previous window */ 2608 2609 if (IS_QF_WINDOW(win)) 2610 { 2611 /* Didn't find it, go to the window before the quickfix 2612 * window. */ 2613 if (altwin != NULL) 2614 win = altwin; 2615 else if (curwin->w_prev != NULL) 2616 win = curwin->w_prev; 2617 else 2618 win = curwin->w_next; 2619 break; 2620 } 2621 2622 /* Remember a usable window. */ 2623 if (altwin == NULL && !win->w_p_pvw 2624 && win->w_buffer->b_p_bt[0] == NUL) 2625 altwin = win; 2626 } 2627 2628 win_goto(win); 2629 } 2630 2631 /* 2632 * Find a suitable window for opening a file (qf_fnum) from the 2633 * quickfix/location list and jump to it. If the file is already opened in a 2634 * window, jump to it. Otherwise open a new window to display the file. This is 2635 * called from either a quickfix or a location list window. 2636 */ 2637 static int 2638 qf_jump_to_usable_window(int qf_fnum, int *opened_window) 2639 { 2640 win_T *usable_win_ptr = NULL; 2641 int usable_win; 2642 qf_info_T *ll_ref; 2643 win_T *win; 2644 2645 usable_win = 0; 2646 2647 ll_ref = curwin->w_llist_ref; 2648 if (ll_ref != NULL) 2649 { 2650 /* Find a non-quickfix window with this location list */ 2651 usable_win_ptr = qf_find_win_with_loclist(ll_ref); 2652 if (usable_win_ptr != NULL) 2653 usable_win = 1; 2654 } 2655 2656 if (!usable_win) 2657 { 2658 /* Locate a window showing a normal buffer */ 2659 win = qf_find_win_with_normal_buf(); 2660 if (win != NULL) 2661 usable_win = 1; 2662 } 2663 2664 /* 2665 * If no usable window is found and 'switchbuf' contains "usetab" 2666 * then search in other tabs. 2667 */ 2668 if (!usable_win && (swb_flags & SWB_USETAB)) 2669 usable_win = qf_goto_tabwin_with_file(qf_fnum); 2670 2671 /* 2672 * If there is only one window and it is the quickfix window, create a 2673 * new one above the quickfix window. 2674 */ 2675 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win) 2676 { 2677 if (qf_open_new_file_win(ll_ref) != OK) 2678 return FAIL; 2679 *opened_window = TRUE; /* close it when fail */ 2680 } 2681 else 2682 { 2683 if (curwin->w_llist_ref != NULL) /* In a location window */ 2684 qf_goto_win_with_ll_file(usable_win_ptr, qf_fnum, ll_ref); 2685 else /* In a quickfix window */ 2686 qf_goto_win_with_qfl_file(qf_fnum); 2687 } 2688 2689 return OK; 2690 } 2691 2692 /* 2693 * Edit the selected file or help file. 2694 */ 2695 static int 2696 qf_jump_edit_buffer( 2697 qf_info_T *qi, 2698 qfline_T *qf_ptr, 2699 int forceit, 2700 win_T *oldwin, 2701 int *opened_window, 2702 int *abort) 2703 { 2704 int retval = OK; 2705 2706 if (qf_ptr->qf_type == 1) 2707 { 2708 /* Open help file (do_ecmd() will set b_help flag, readfile() will 2709 * set b_p_ro flag). */ 2710 if (!can_abandon(curbuf, forceit)) 2711 { 2712 no_write_message(); 2713 retval = FAIL; 2714 } 2715 else 2716 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 2717 ECMD_HIDE + ECMD_SET_HELP, 2718 oldwin == curwin ? curwin : NULL); 2719 } 2720 else 2721 { 2722 int old_qf_curlist = qi->qf_curlist; 2723 int save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 2724 2725 retval = buflist_getfile(qf_ptr->qf_fnum, 2726 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 2727 2728 if (qi != &ql_info) 2729 { 2730 /* 2731 * Location list. Check whether the associated window is still 2732 * present and the list is still valid. 2733 */ 2734 if (!win_valid_any_tab(oldwin)) 2735 { 2736 EMSG(_("E924: Current window was closed")); 2737 *abort = TRUE; 2738 *opened_window = FALSE; 2739 } 2740 else if (!qflist_valid(oldwin, save_qfid)) 2741 { 2742 EMSG(_(e_loc_list_changed)); 2743 *abort = TRUE; 2744 } 2745 } 2746 else if (old_qf_curlist != qi->qf_curlist 2747 || !is_qf_entry_present(qi, qf_ptr)) 2748 { 2749 if (qi == &ql_info) 2750 EMSG(_("E925: Current quickfix was changed")); 2751 else 2752 EMSG(_(e_loc_list_changed)); 2753 *abort = TRUE; 2754 } 2755 2756 if (*abort) 2757 retval = FAIL; 2758 } 2759 2760 return retval; 2761 } 2762 2763 /* 2764 * Go to the error line in the current file using either line/column number or 2765 * a search pattern. 2766 */ 2767 static void 2768 qf_jump_goto_line( 2769 linenr_T qf_lnum, 2770 int qf_col, 2771 char_u qf_viscol, 2772 char_u *qf_pattern) 2773 { 2774 linenr_T i; 2775 char_u *line; 2776 colnr_T screen_col; 2777 colnr_T char_col; 2778 2779 if (qf_pattern == NULL) 2780 { 2781 /* 2782 * Go to line with error, unless qf_lnum is 0. 2783 */ 2784 i = qf_lnum; 2785 if (i > 0) 2786 { 2787 if (i > curbuf->b_ml.ml_line_count) 2788 i = curbuf->b_ml.ml_line_count; 2789 curwin->w_cursor.lnum = i; 2790 } 2791 if (qf_col > 0) 2792 { 2793 curwin->w_cursor.col = qf_col - 1; 2794 #ifdef FEAT_VIRTUALEDIT 2795 curwin->w_cursor.coladd = 0; 2796 #endif 2797 if (qf_viscol == TRUE) 2798 { 2799 /* 2800 * Check each character from the beginning of the error 2801 * line up to the error column. For each tab character 2802 * found, reduce the error column value by the length of 2803 * a tab character. 2804 */ 2805 line = ml_get_curline(); 2806 screen_col = 0; 2807 for (char_col = 0; char_col < curwin->w_cursor.col; ++char_col) 2808 { 2809 if (*line == NUL) 2810 break; 2811 if (*line++ == '\t') 2812 { 2813 curwin->w_cursor.col -= 7 - (screen_col % 8); 2814 screen_col += 8 - (screen_col % 8); 2815 } 2816 else 2817 ++screen_col; 2818 } 2819 } 2820 check_cursor(); 2821 } 2822 else 2823 beginline(BL_WHITE | BL_FIX); 2824 } 2825 else 2826 { 2827 pos_T save_cursor; 2828 2829 /* Move the cursor to the first line in the buffer */ 2830 save_cursor = curwin->w_cursor; 2831 curwin->w_cursor.lnum = 0; 2832 if (!do_search(NULL, '/', qf_pattern, (long)1, 2833 SEARCH_KEEP, NULL, NULL)) 2834 curwin->w_cursor = save_cursor; 2835 } 2836 } 2837 2838 /* 2839 * Display quickfix list index and size message 2840 */ 2841 static void 2842 qf_jump_print_msg( 2843 qf_info_T *qi, 2844 int qf_index, 2845 qfline_T *qf_ptr, 2846 buf_T *old_curbuf, 2847 linenr_T old_lnum) 2848 { 2849 linenr_T i; 2850 int len; 2851 2852 /* Update the screen before showing the message, unless the screen 2853 * scrolled up. */ 2854 if (!msg_scrolled) 2855 update_topline_redraw(); 2856 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 2857 qi->qf_lists[qi->qf_curlist].qf_count, 2858 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 2859 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 2860 /* Add the message, skipping leading whitespace and newlines. */ 2861 len = (int)STRLEN(IObuff); 2862 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 2863 2864 /* Output the message. Overwrite to avoid scrolling when the 'O' 2865 * flag is present in 'shortmess'; But when not jumping, print the 2866 * whole message. */ 2867 i = msg_scroll; 2868 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 2869 msg_scroll = TRUE; 2870 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 2871 msg_scroll = FALSE; 2872 msg_attr_keep(IObuff, 0, TRUE); 2873 msg_scroll = i; 2874 } 2875 2876 /* 2877 * jump to a quickfix line 2878 * if dir == FORWARD go "errornr" valid entries forward 2879 * if dir == BACKWARD go "errornr" valid entries backward 2880 * if dir == FORWARD_FILE go "errornr" valid entries files backward 2881 * if dir == BACKWARD_FILE go "errornr" valid entries files backward 2882 * else if "errornr" is zero, redisplay the same line 2883 * else go to entry "errornr" 2884 */ 2885 void 2886 qf_jump(qf_info_T *qi, 2887 int dir, 2888 int errornr, 2889 int forceit) 2890 { 2891 qfline_T *qf_ptr; 2892 qfline_T *old_qf_ptr; 2893 int qf_index; 2894 int old_qf_index; 2895 buf_T *old_curbuf; 2896 linenr_T old_lnum; 2897 char_u *old_swb = p_swb; 2898 unsigned old_swb_flags = swb_flags; 2899 int opened_window = FALSE; 2900 win_T *oldwin = curwin; 2901 int print_message = TRUE; 2902 #ifdef FEAT_FOLDING 2903 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 2904 #endif 2905 int retval = OK; 2906 2907 if (qi == NULL) 2908 qi = &ql_info; 2909 2910 if (qi->qf_curlist >= qi->qf_listcount 2911 || qi->qf_lists[qi->qf_curlist].qf_count == 0) 2912 { 2913 EMSG(_(e_quickfix)); 2914 return; 2915 } 2916 2917 qf_ptr = qi->qf_lists[qi->qf_curlist].qf_ptr; 2918 old_qf_ptr = qf_ptr; 2919 qf_index = qi->qf_lists[qi->qf_curlist].qf_index; 2920 old_qf_index = qf_index; 2921 if (dir != 0) /* next/prev valid entry */ 2922 { 2923 qf_ptr = get_nth_valid_entry(qi, errornr, qf_ptr, &qf_index, dir); 2924 if (qf_ptr == NULL) 2925 { 2926 qf_ptr = old_qf_ptr; 2927 qf_index = old_qf_index; 2928 goto theend; 2929 } 2930 } 2931 else if (errornr != 0) /* go to specified number */ 2932 qf_ptr = get_nth_entry(qi, errornr, qf_ptr, &qf_index); 2933 2934 qi->qf_lists[qi->qf_curlist].qf_index = qf_index; 2935 if (qf_win_pos_update(qi, old_qf_index)) 2936 /* No need to print the error message if it's visible in the error 2937 * window */ 2938 print_message = FALSE; 2939 2940 /* 2941 * For ":helpgrep" find a help window or open one. 2942 */ 2943 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) || cmdmod.tab != 0)) 2944 if (jump_to_help_window(qi, &opened_window) == FAIL) 2945 goto theend; 2946 2947 /* 2948 * If currently in the quickfix window, find another window to show the 2949 * file in. 2950 */ 2951 if (bt_quickfix(curbuf) && !opened_window) 2952 { 2953 /* 2954 * If there is no file specified, we don't know where to go. 2955 * But do advance, otherwise ":cn" gets stuck. 2956 */ 2957 if (qf_ptr->qf_fnum == 0) 2958 goto theend; 2959 2960 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, &opened_window) == FAIL) 2961 goto failed; 2962 } 2963 2964 /* 2965 * If there is a file name, 2966 * read the wanted file if needed, and check autowrite etc. 2967 */ 2968 old_curbuf = curbuf; 2969 old_lnum = curwin->w_cursor.lnum; 2970 2971 if (qf_ptr->qf_fnum != 0) 2972 { 2973 int abort = FALSE; 2974 2975 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, oldwin, 2976 &opened_window, &abort); 2977 if (abort) 2978 { 2979 qi = NULL; 2980 qf_ptr = NULL; 2981 } 2982 } 2983 2984 if (retval == OK) 2985 { 2986 /* When not switched to another buffer, still need to set pc mark */ 2987 if (curbuf == old_curbuf) 2988 setpcmark(); 2989 2990 if (qf_ptr != NULL) 2991 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, 2992 qf_ptr->qf_viscol, qf_ptr->qf_pattern); 2993 2994 #ifdef FEAT_FOLDING 2995 if ((fdo_flags & FDO_QUICKFIX) && old_KeyTyped) 2996 foldOpenCursor(); 2997 #endif 2998 if (print_message) 2999 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3000 } 3001 else 3002 { 3003 if (opened_window) 3004 win_close(curwin, TRUE); /* Close opened window */ 3005 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3006 { 3007 /* 3008 * Couldn't open file, so put index back where it was. This could 3009 * happen if the file was readonly and we changed something. 3010 */ 3011 failed: 3012 qf_ptr = old_qf_ptr; 3013 qf_index = old_qf_index; 3014 } 3015 } 3016 theend: 3017 if (qi != NULL) 3018 { 3019 qi->qf_lists[qi->qf_curlist].qf_ptr = qf_ptr; 3020 qi->qf_lists[qi->qf_curlist].qf_index = qf_index; 3021 } 3022 if (p_swb != old_swb && opened_window) 3023 { 3024 /* Restore old 'switchbuf' value, but not when an autocommand or 3025 * modeline has changed the value. */ 3026 if (p_swb == empty_option) 3027 { 3028 p_swb = old_swb; 3029 swb_flags = old_swb_flags; 3030 } 3031 else 3032 free_string_option(old_swb); 3033 } 3034 } 3035 3036 /* 3037 * ":clist": list all errors 3038 * ":llist": list all locations 3039 */ 3040 void 3041 qf_list(exarg_T *eap) 3042 { 3043 buf_T *buf; 3044 char_u *fname; 3045 qfline_T *qfp; 3046 int i; 3047 int idx1 = 1; 3048 int idx2 = -1; 3049 char_u *arg = eap->arg; 3050 int plus = FALSE; 3051 int qfFileAttr; 3052 int qfSepAttr; 3053 int qfLineAttr; 3054 int all = eap->forceit; /* if not :cl!, only show 3055 recognised errors */ 3056 qf_info_T *qi = &ql_info; 3057 3058 if (eap->cmdidx == CMD_llist) 3059 { 3060 qi = GET_LOC_LIST(curwin); 3061 if (qi == NULL) 3062 { 3063 EMSG(_(e_loclist)); 3064 return; 3065 } 3066 } 3067 3068 if (qi->qf_curlist >= qi->qf_listcount 3069 || qi->qf_lists[qi->qf_curlist].qf_count == 0) 3070 { 3071 EMSG(_(e_quickfix)); 3072 return; 3073 } 3074 if (*arg == '+') 3075 { 3076 ++arg; 3077 plus = TRUE; 3078 } 3079 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3080 { 3081 EMSG(_(e_trailing)); 3082 return; 3083 } 3084 if (plus) 3085 { 3086 i = qi->qf_lists[qi->qf_curlist].qf_index; 3087 idx2 = i + idx1; 3088 idx1 = i; 3089 } 3090 else 3091 { 3092 i = qi->qf_lists[qi->qf_curlist].qf_count; 3093 if (idx1 < 0) 3094 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3095 if (idx2 < 0) 3096 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3097 } 3098 3099 /* Shorten all the file names, so that it is easy to read */ 3100 shorten_fnames(FALSE); 3101 3102 /* 3103 * Get the attributes for the different quickfix highlight items. Note 3104 * that this depends on syntax items defined in the qf.vim syntax file 3105 */ 3106 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3107 if (qfFileAttr == 0) 3108 qfFileAttr = HL_ATTR(HLF_D); 3109 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3110 if (qfSepAttr == 0) 3111 qfSepAttr = HL_ATTR(HLF_D); 3112 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3113 if (qfLineAttr == 0) 3114 qfLineAttr = HL_ATTR(HLF_N); 3115 3116 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid) 3117 all = TRUE; 3118 qfp = qi->qf_lists[qi->qf_curlist].qf_start; 3119 for (i = 1; !got_int && i <= qi->qf_lists[qi->qf_curlist].qf_count; ) 3120 { 3121 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3122 { 3123 msg_putchar('\n'); 3124 if (got_int) 3125 break; 3126 3127 fname = NULL; 3128 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3129 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", i, (char *)qfp->qf_module); 3130 else { 3131 if (qfp->qf_fnum != 0 3132 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3133 { 3134 fname = buf->b_fname; 3135 if (qfp->qf_type == 1) /* :helpgrep */ 3136 fname = gettail(fname); 3137 } 3138 if (fname == NULL) 3139 sprintf((char *)IObuff, "%2d", i); 3140 else 3141 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3142 i, (char *)fname); 3143 } 3144 msg_outtrans_attr(IObuff, i == qi->qf_lists[qi->qf_curlist].qf_index 3145 ? HL_ATTR(HLF_QFL) : qfFileAttr); 3146 3147 if (qfp->qf_lnum != 0) 3148 msg_puts_attr((char_u *)":", qfSepAttr); 3149 if (qfp->qf_lnum == 0) 3150 IObuff[0] = NUL; 3151 else if (qfp->qf_col == 0) 3152 sprintf((char *)IObuff, "%ld", qfp->qf_lnum); 3153 else 3154 sprintf((char *)IObuff, "%ld col %d", 3155 qfp->qf_lnum, qfp->qf_col); 3156 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3157 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3158 msg_puts_attr(IObuff, qfLineAttr); 3159 msg_puts_attr((char_u *)":", qfSepAttr); 3160 if (qfp->qf_pattern != NULL) 3161 { 3162 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3163 msg_puts(IObuff); 3164 msg_puts_attr((char_u *)":", qfSepAttr); 3165 } 3166 msg_puts((char_u *)" "); 3167 3168 /* Remove newlines and leading whitespace from the text. For an 3169 * unrecognized line keep the indent, the compiler may mark a word 3170 * with ^^^^. */ 3171 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3172 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3173 IObuff, IOSIZE); 3174 msg_prt_line(IObuff, FALSE); 3175 out_flush(); /* show one line at a time */ 3176 } 3177 3178 qfp = qfp->qf_next; 3179 if (qfp == NULL) 3180 break; 3181 ++i; 3182 ui_breakcheck(); 3183 } 3184 } 3185 3186 /* 3187 * Remove newlines and leading whitespace from an error message. 3188 * Put the result in "buf[bufsize]". 3189 */ 3190 static void 3191 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3192 { 3193 int i; 3194 char_u *p = text; 3195 3196 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3197 { 3198 if (*p == '\n') 3199 { 3200 buf[i] = ' '; 3201 while (*++p != NUL) 3202 if (!VIM_ISWHITE(*p) && *p != '\n') 3203 break; 3204 } 3205 else 3206 buf[i] = *p++; 3207 } 3208 buf[i] = NUL; 3209 } 3210 3211 /* 3212 * Display information (list number, list size and the title) about a 3213 * quickfix/location list. 3214 */ 3215 static void 3216 qf_msg(qf_info_T *qi, int which, char *lead) 3217 { 3218 char *title = (char *)qi->qf_lists[which].qf_title; 3219 int count = qi->qf_lists[which].qf_count; 3220 char_u buf[IOSIZE]; 3221 3222 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3223 lead, 3224 which + 1, 3225 qi->qf_listcount, 3226 count); 3227 3228 if (title != NULL) 3229 { 3230 size_t len = STRLEN(buf); 3231 3232 if (len < 34) 3233 { 3234 vim_memset(buf + len, ' ', 34 - len); 3235 buf[34] = NUL; 3236 } 3237 vim_strcat(buf, (char_u *)title, IOSIZE); 3238 } 3239 trunc_string(buf, buf, Columns - 1, IOSIZE); 3240 msg(buf); 3241 } 3242 3243 /* 3244 * ":colder [count]": Up in the quickfix stack. 3245 * ":cnewer [count]": Down in the quickfix stack. 3246 * ":lolder [count]": Up in the location list stack. 3247 * ":lnewer [count]": Down in the location list stack. 3248 */ 3249 void 3250 qf_age(exarg_T *eap) 3251 { 3252 qf_info_T *qi = &ql_info; 3253 int count; 3254 3255 if (eap->cmdidx == CMD_lolder || eap->cmdidx == CMD_lnewer) 3256 { 3257 qi = GET_LOC_LIST(curwin); 3258 if (qi == NULL) 3259 { 3260 EMSG(_(e_loclist)); 3261 return; 3262 } 3263 } 3264 3265 if (eap->addr_count != 0) 3266 count = eap->line2; 3267 else 3268 count = 1; 3269 while (count--) 3270 { 3271 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3272 { 3273 if (qi->qf_curlist == 0) 3274 { 3275 EMSG(_("E380: At bottom of quickfix stack")); 3276 break; 3277 } 3278 --qi->qf_curlist; 3279 } 3280 else 3281 { 3282 if (qi->qf_curlist >= qi->qf_listcount - 1) 3283 { 3284 EMSG(_("E381: At top of quickfix stack")); 3285 break; 3286 } 3287 ++qi->qf_curlist; 3288 } 3289 } 3290 qf_msg(qi, qi->qf_curlist, ""); 3291 qf_update_buffer(qi, NULL); 3292 } 3293 3294 /* 3295 * Display the information about all the quickfix/location lists in the stack 3296 */ 3297 void 3298 qf_history(exarg_T *eap) 3299 { 3300 qf_info_T *qi = &ql_info; 3301 int i; 3302 3303 if (eap->cmdidx == CMD_lhistory) 3304 qi = GET_LOC_LIST(curwin); 3305 if (qi == NULL || (qi->qf_listcount == 0 3306 && qi->qf_lists[qi->qf_curlist].qf_count == 0)) 3307 MSG(_("No entries")); 3308 else 3309 for (i = 0; i < qi->qf_listcount; ++i) 3310 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3311 } 3312 3313 /* 3314 * Free all the entries in the error list "idx". Note that other information 3315 * associated with the list like context and title are not freed. 3316 */ 3317 static void 3318 qf_free_items(qf_info_T *qi, int idx) 3319 { 3320 qfline_T *qfp; 3321 qfline_T *qfpnext; 3322 int stop = FALSE; 3323 qf_list_T *qfl = &qi->qf_lists[idx]; 3324 3325 while (qfl->qf_count && qfl->qf_start != NULL) 3326 { 3327 qfp = qfl->qf_start; 3328 qfpnext = qfp->qf_next; 3329 if (!stop) 3330 { 3331 vim_free(qfp->qf_module); 3332 vim_free(qfp->qf_text); 3333 vim_free(qfp->qf_pattern); 3334 stop = (qfp == qfpnext); 3335 vim_free(qfp); 3336 if (stop) 3337 /* Somehow qf_count may have an incorrect value, set it to 1 3338 * to avoid crashing when it's wrong. 3339 * TODO: Avoid qf_count being incorrect. */ 3340 qfl->qf_count = 1; 3341 } 3342 qfl->qf_start = qfpnext; 3343 --qfl->qf_count; 3344 } 3345 3346 qfl->qf_index = 0; 3347 qfl->qf_start = NULL; 3348 qfl->qf_last = NULL; 3349 qfl->qf_ptr = NULL; 3350 qfl->qf_nonevalid = TRUE; 3351 3352 qf_clean_dir_stack(&qfl->qf_dir_stack); 3353 qfl->qf_directory = NULL; 3354 qf_clean_dir_stack(&qfl->qf_file_stack); 3355 qfl->qf_currfile = NULL; 3356 qfl->qf_multiline = FALSE; 3357 qfl->qf_multiignore = FALSE; 3358 qfl->qf_multiscan = FALSE; 3359 } 3360 3361 /* 3362 * Free error list "idx". Frees all the entries in the quickfix list, 3363 * associated context information and the title. 3364 */ 3365 static void 3366 qf_free(qf_info_T *qi, int idx) 3367 { 3368 qf_list_T *qfl = &qi->qf_lists[idx]; 3369 3370 qf_free_items(qi, idx); 3371 3372 VIM_CLEAR(qfl->qf_title); 3373 free_tv(qfl->qf_ctx); 3374 qfl->qf_ctx = NULL; 3375 qfl->qf_id = 0; 3376 qfl->qf_changedtick = 0L; 3377 } 3378 3379 /* 3380 * qf_mark_adjust: adjust marks 3381 */ 3382 void 3383 qf_mark_adjust( 3384 win_T *wp, 3385 linenr_T line1, 3386 linenr_T line2, 3387 long amount, 3388 long amount_after) 3389 { 3390 int i; 3391 qfline_T *qfp; 3392 int idx; 3393 qf_info_T *qi = &ql_info; 3394 int found_one = FALSE; 3395 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3396 3397 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3398 return; 3399 if (wp != NULL) 3400 { 3401 if (wp->w_llist == NULL) 3402 return; 3403 qi = wp->w_llist; 3404 } 3405 3406 for (idx = 0; idx < qi->qf_listcount; ++idx) 3407 if (qi->qf_lists[idx].qf_count) 3408 for (i = 0, qfp = qi->qf_lists[idx].qf_start; 3409 i < qi->qf_lists[idx].qf_count && qfp != NULL; 3410 ++i, qfp = qfp->qf_next) 3411 if (qfp->qf_fnum == curbuf->b_fnum) 3412 { 3413 found_one = TRUE; 3414 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3415 { 3416 if (amount == MAXLNUM) 3417 qfp->qf_cleared = TRUE; 3418 else 3419 qfp->qf_lnum += amount; 3420 } 3421 else if (amount_after && qfp->qf_lnum > line2) 3422 qfp->qf_lnum += amount_after; 3423 } 3424 3425 if (!found_one) 3426 curbuf->b_has_qf_entry &= ~buf_has_flag; 3427 } 3428 3429 /* 3430 * Make a nice message out of the error character and the error number: 3431 * char number message 3432 * e or E 0 " error" 3433 * w or W 0 " warning" 3434 * i or I 0 " info" 3435 * 0 0 "" 3436 * other 0 " c" 3437 * e or E n " error n" 3438 * w or W n " warning n" 3439 * i or I n " info n" 3440 * 0 n " error n" 3441 * other n " c n" 3442 * 1 x "" :helpgrep 3443 */ 3444 static char_u * 3445 qf_types(int c, int nr) 3446 { 3447 static char_u buf[20]; 3448 static char_u cc[3]; 3449 char_u *p; 3450 3451 if (c == 'W' || c == 'w') 3452 p = (char_u *)" warning"; 3453 else if (c == 'I' || c == 'i') 3454 p = (char_u *)" info"; 3455 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3456 p = (char_u *)" error"; 3457 else if (c == 0 || c == 1) 3458 p = (char_u *)""; 3459 else 3460 { 3461 cc[0] = ' '; 3462 cc[1] = c; 3463 cc[2] = NUL; 3464 p = cc; 3465 } 3466 3467 if (nr <= 0) 3468 return p; 3469 3470 sprintf((char *)buf, "%s %3d", (char *)p, nr); 3471 return buf; 3472 } 3473 3474 /* 3475 * ":cwindow": open the quickfix window if we have errors to display, 3476 * close it if not. 3477 * ":lwindow": open the location list window if we have locations to display, 3478 * close it if not. 3479 */ 3480 void 3481 ex_cwindow(exarg_T *eap) 3482 { 3483 qf_info_T *qi = &ql_info; 3484 win_T *win; 3485 3486 if (eap->cmdidx == CMD_lwindow) 3487 { 3488 qi = GET_LOC_LIST(curwin); 3489 if (qi == NULL) 3490 return; 3491 } 3492 3493 /* Look for an existing quickfix window. */ 3494 win = qf_find_win(qi); 3495 3496 /* 3497 * If a quickfix window is open but we have no errors to display, 3498 * close the window. If a quickfix window is not open, then open 3499 * it if we have errors; otherwise, leave it closed. 3500 */ 3501 if (qi->qf_lists[qi->qf_curlist].qf_nonevalid 3502 || qi->qf_lists[qi->qf_curlist].qf_count == 0 3503 || qi->qf_curlist >= qi->qf_listcount) 3504 { 3505 if (win != NULL) 3506 ex_cclose(eap); 3507 } 3508 else if (win == NULL) 3509 ex_copen(eap); 3510 } 3511 3512 /* 3513 * ":cclose": close the window showing the list of errors. 3514 * ":lclose": close the window showing the location list 3515 */ 3516 void 3517 ex_cclose(exarg_T *eap) 3518 { 3519 win_T *win = NULL; 3520 qf_info_T *qi = &ql_info; 3521 3522 if (eap->cmdidx == CMD_lclose || eap->cmdidx == CMD_lwindow) 3523 { 3524 qi = GET_LOC_LIST(curwin); 3525 if (qi == NULL) 3526 return; 3527 } 3528 3529 /* Find existing quickfix window and close it. */ 3530 win = qf_find_win(qi); 3531 if (win != NULL) 3532 win_close(win, FALSE); 3533 } 3534 3535 /* 3536 * ":copen": open a window that shows the list of errors. 3537 * ":lopen": open a window that shows the location list. 3538 */ 3539 void 3540 ex_copen(exarg_T *eap) 3541 { 3542 qf_info_T *qi = &ql_info; 3543 int height; 3544 win_T *win; 3545 tabpage_T *prevtab = curtab; 3546 buf_T *qf_buf; 3547 win_T *oldwin = curwin; 3548 3549 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow) 3550 { 3551 qi = GET_LOC_LIST(curwin); 3552 if (qi == NULL) 3553 { 3554 EMSG(_(e_loclist)); 3555 return; 3556 } 3557 } 3558 3559 if (eap->addr_count != 0) 3560 height = eap->line2; 3561 else 3562 height = QF_WINHEIGHT; 3563 3564 reset_VIsual_and_resel(); /* stop Visual mode */ 3565 #ifdef FEAT_GUI 3566 need_mouse_correct = TRUE; 3567 #endif 3568 3569 /* 3570 * Find existing quickfix window, or open a new one. 3571 */ 3572 win = qf_find_win(qi); 3573 3574 if (win != NULL && cmdmod.tab == 0) 3575 { 3576 win_goto(win); 3577 if (eap->addr_count != 0) 3578 { 3579 if (cmdmod.split & WSP_VERT) 3580 { 3581 if (height != win->w_width) 3582 win_setwidth(height); 3583 } 3584 else if (height != win->w_height) 3585 win_setheight(height); 3586 } 3587 } 3588 else 3589 { 3590 int flags = 0; 3591 3592 qf_buf = qf_find_buf(qi); 3593 3594 /* The current window becomes the previous window afterwards. */ 3595 win = curwin; 3596 3597 if ((eap->cmdidx == CMD_copen || eap->cmdidx == CMD_cwindow) 3598 && cmdmod.split == 0) 3599 /* Create the new quickfix window at the very bottom, except when 3600 * :belowright or :aboveleft is used. */ 3601 win_goto(lastwin); 3602 /* Default is to open the window below the current window */ 3603 if (cmdmod.split == 0) 3604 flags = WSP_BELOW; 3605 flags |= WSP_NEWLOC; 3606 if (win_split(height, flags) == FAIL) 3607 return; /* not enough room for window */ 3608 RESET_BINDING(curwin); 3609 3610 if (eap->cmdidx == CMD_lopen || eap->cmdidx == CMD_lwindow) 3611 { 3612 /* 3613 * For the location list window, create a reference to the 3614 * location list from the window 'win'. 3615 */ 3616 curwin->w_llist_ref = win->w_llist; 3617 win->w_llist->qf_refcount++; 3618 } 3619 3620 if (oldwin != curwin) 3621 oldwin = NULL; /* don't store info when in another window */ 3622 if (qf_buf != NULL) 3623 /* Use the existing quickfix buffer */ 3624 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 3625 ECMD_HIDE + ECMD_OLDBUF, oldwin); 3626 else 3627 { 3628 /* Create a new quickfix buffer */ 3629 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin); 3630 /* switch off 'swapfile' */ 3631 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 3632 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 3633 OPT_LOCAL); 3634 set_option_value((char_u *)"bh", 0L, (char_u *)"wipe", OPT_LOCAL); 3635 RESET_BINDING(curwin); 3636 #ifdef FEAT_DIFF 3637 curwin->w_p_diff = FALSE; 3638 #endif 3639 #ifdef FEAT_FOLDING 3640 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 3641 OPT_LOCAL); 3642 #endif 3643 } 3644 3645 /* Only set the height when still in the same tab page and there is no 3646 * window to the side. */ 3647 if (curtab == prevtab && curwin->w_width == Columns) 3648 win_setheight(height); 3649 curwin->w_p_wfh = TRUE; /* set 'winfixheight' */ 3650 if (win_valid(win)) 3651 prevwin = win; 3652 } 3653 3654 qf_set_title_var(qi); 3655 3656 /* 3657 * Fill the buffer with the quickfix list. 3658 */ 3659 qf_fill_buffer(qi, curbuf, NULL); 3660 3661 curwin->w_cursor.lnum = qi->qf_lists[qi->qf_curlist].qf_index; 3662 curwin->w_cursor.col = 0; 3663 check_cursor(); 3664 update_topline(); /* scroll to show the line */ 3665 } 3666 3667 /* 3668 * Move the cursor in the quickfix window to "lnum". 3669 */ 3670 static void 3671 qf_win_goto(win_T *win, linenr_T lnum) 3672 { 3673 win_T *old_curwin = curwin; 3674 3675 curwin = win; 3676 curbuf = win->w_buffer; 3677 curwin->w_cursor.lnum = lnum; 3678 curwin->w_cursor.col = 0; 3679 #ifdef FEAT_VIRTUALEDIT 3680 curwin->w_cursor.coladd = 0; 3681 #endif 3682 curwin->w_curswant = 0; 3683 update_topline(); /* scroll to show the line */ 3684 redraw_later(VALID); 3685 curwin->w_redr_status = TRUE; /* update ruler */ 3686 curwin = old_curwin; 3687 curbuf = curwin->w_buffer; 3688 } 3689 3690 /* 3691 * :cbottom/:lbottom commands. 3692 */ 3693 void 3694 ex_cbottom(exarg_T *eap UNUSED) 3695 { 3696 qf_info_T *qi = &ql_info; 3697 win_T *win; 3698 3699 if (eap->cmdidx == CMD_lbottom) 3700 { 3701 qi = GET_LOC_LIST(curwin); 3702 if (qi == NULL) 3703 { 3704 EMSG(_(e_loclist)); 3705 return; 3706 } 3707 } 3708 3709 win = qf_find_win(qi); 3710 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 3711 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 3712 } 3713 3714 /* 3715 * Return the number of the current entry (line number in the quickfix 3716 * window). 3717 */ 3718 linenr_T 3719 qf_current_entry(win_T *wp) 3720 { 3721 qf_info_T *qi = &ql_info; 3722 3723 if (IS_LL_WINDOW(wp)) 3724 /* In the location list window, use the referenced location list */ 3725 qi = wp->w_llist_ref; 3726 3727 return qi->qf_lists[qi->qf_curlist].qf_index; 3728 } 3729 3730 /* 3731 * Update the cursor position in the quickfix window to the current error. 3732 * Return TRUE if there is a quickfix window. 3733 */ 3734 static int 3735 qf_win_pos_update( 3736 qf_info_T *qi, 3737 int old_qf_index) /* previous qf_index or zero */ 3738 { 3739 win_T *win; 3740 int qf_index = qi->qf_lists[qi->qf_curlist].qf_index; 3741 3742 /* 3743 * Put the cursor on the current error in the quickfix window, so that 3744 * it's viewable. 3745 */ 3746 win = qf_find_win(qi); 3747 if (win != NULL 3748 && qf_index <= win->w_buffer->b_ml.ml_line_count 3749 && old_qf_index != qf_index) 3750 { 3751 if (qf_index > old_qf_index) 3752 { 3753 win->w_redraw_top = old_qf_index; 3754 win->w_redraw_bot = qf_index; 3755 } 3756 else 3757 { 3758 win->w_redraw_top = qf_index; 3759 win->w_redraw_bot = old_qf_index; 3760 } 3761 qf_win_goto(win, qf_index); 3762 } 3763 return win != NULL; 3764 } 3765 3766 /* 3767 * Check whether the given window is displaying the specified quickfix/location 3768 * list buffer 3769 */ 3770 static int 3771 is_qf_win(win_T *win, qf_info_T *qi) 3772 { 3773 /* 3774 * A window displaying the quickfix buffer will have the w_llist_ref field 3775 * set to NULL. 3776 * A window displaying a location list buffer will have the w_llist_ref 3777 * pointing to the location list. 3778 */ 3779 if (bt_quickfix(win->w_buffer)) 3780 if ((qi == &ql_info && win->w_llist_ref == NULL) 3781 || (qi != &ql_info && win->w_llist_ref == qi)) 3782 return TRUE; 3783 3784 return FALSE; 3785 } 3786 3787 /* 3788 * Find a window displaying the quickfix/location list 'qi' 3789 * Only searches in the current tabpage. 3790 */ 3791 static win_T * 3792 qf_find_win(qf_info_T *qi) 3793 { 3794 win_T *win; 3795 3796 FOR_ALL_WINDOWS(win) 3797 if (is_qf_win(win, qi)) 3798 return win; 3799 return NULL; 3800 } 3801 3802 /* 3803 * Find a quickfix buffer. 3804 * Searches in windows opened in all the tabs. 3805 */ 3806 static buf_T * 3807 qf_find_buf(qf_info_T *qi) 3808 { 3809 tabpage_T *tp; 3810 win_T *win; 3811 3812 FOR_ALL_TAB_WINDOWS(tp, win) 3813 if (is_qf_win(win, qi)) 3814 return win->w_buffer; 3815 3816 return NULL; 3817 } 3818 3819 /* 3820 * Update the w:quickfix_title variable in the quickfix/location list window 3821 */ 3822 static void 3823 qf_update_win_titlevar(qf_info_T *qi) 3824 { 3825 win_T *win; 3826 win_T *curwin_save; 3827 3828 if ((win = qf_find_win(qi)) != NULL) 3829 { 3830 curwin_save = curwin; 3831 curwin = win; 3832 qf_set_title_var(qi); 3833 curwin = curwin_save; 3834 } 3835 } 3836 3837 /* 3838 * Find the quickfix buffer. If it exists, update the contents. 3839 */ 3840 static void 3841 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 3842 { 3843 buf_T *buf; 3844 win_T *win; 3845 aco_save_T aco; 3846 3847 /* Check if a buffer for the quickfix list exists. Update it. */ 3848 buf = qf_find_buf(qi); 3849 if (buf != NULL) 3850 { 3851 linenr_T old_line_count = buf->b_ml.ml_line_count; 3852 3853 if (old_last == NULL) 3854 /* set curwin/curbuf to buf and save a few things */ 3855 aucmd_prepbuf(&aco, buf); 3856 3857 qf_update_win_titlevar(qi); 3858 3859 qf_fill_buffer(qi, buf, old_last); 3860 ++CHANGEDTICK(buf); 3861 3862 if (old_last == NULL) 3863 { 3864 (void)qf_win_pos_update(qi, 0); 3865 3866 /* restore curwin/curbuf and a few other things */ 3867 aucmd_restbuf(&aco); 3868 } 3869 3870 /* Only redraw when added lines are visible. This avoids flickering 3871 * when the added lines are not visible. */ 3872 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 3873 redraw_buf_later(buf, NOT_VALID); 3874 } 3875 } 3876 3877 /* 3878 * Set "w:quickfix_title" if "qi" has a title. 3879 */ 3880 static void 3881 qf_set_title_var(qf_info_T *qi) 3882 { 3883 if (qi->qf_lists[qi->qf_curlist].qf_title != NULL) 3884 set_internal_string_var((char_u *)"w:quickfix_title", 3885 qi->qf_lists[qi->qf_curlist].qf_title); 3886 } 3887 3888 /* 3889 * Add an error line to the quickfix buffer. 3890 */ 3891 static int 3892 qf_buf_add_line(buf_T *buf, linenr_T lnum, qfline_T *qfp, char_u *dirname) 3893 { 3894 int len; 3895 buf_T *errbuf; 3896 3897 if (qfp->qf_module != NULL) 3898 { 3899 STRCPY(IObuff, qfp->qf_module); 3900 len = (int)STRLEN(IObuff); 3901 } 3902 else if (qfp->qf_fnum != 0 3903 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 3904 && errbuf->b_fname != NULL) 3905 { 3906 if (qfp->qf_type == 1) /* :helpgrep */ 3907 STRCPY(IObuff, gettail(errbuf->b_fname)); 3908 else 3909 { 3910 /* shorten the file name if not done already */ 3911 if (errbuf->b_sfname == NULL 3912 || mch_isFullName(errbuf->b_sfname)) 3913 { 3914 if (*dirname == NUL) 3915 mch_dirname(dirname, MAXPATHL); 3916 shorten_buf_fname(errbuf, dirname, FALSE); 3917 } 3918 STRCPY(IObuff, errbuf->b_fname); 3919 } 3920 len = (int)STRLEN(IObuff); 3921 } 3922 else 3923 len = 0; 3924 IObuff[len++] = '|'; 3925 3926 if (qfp->qf_lnum > 0) 3927 { 3928 sprintf((char *)IObuff + len, "%ld", qfp->qf_lnum); 3929 len += (int)STRLEN(IObuff + len); 3930 3931 if (qfp->qf_col > 0) 3932 { 3933 sprintf((char *)IObuff + len, " col %d", qfp->qf_col); 3934 len += (int)STRLEN(IObuff + len); 3935 } 3936 3937 sprintf((char *)IObuff + len, "%s", 3938 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3939 len += (int)STRLEN(IObuff + len); 3940 } 3941 else if (qfp->qf_pattern != NULL) 3942 { 3943 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 3944 len += (int)STRLEN(IObuff + len); 3945 } 3946 IObuff[len++] = '|'; 3947 IObuff[len++] = ' '; 3948 3949 /* Remove newlines and leading whitespace from the text. 3950 * For an unrecognized line keep the indent, the compiler may 3951 * mark a word with ^^^^. */ 3952 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3953 IObuff + len, IOSIZE - len); 3954 3955 if (ml_append_buf(buf, lnum, IObuff, 3956 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 3957 return FAIL; 3958 3959 return OK; 3960 } 3961 3962 /* 3963 * Fill current buffer with quickfix errors, replacing any previous contents. 3964 * curbuf must be the quickfix buffer! 3965 * If "old_last" is not NULL append the items after this one. 3966 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 3967 * ml_delete() is used and autocommands will be triggered. 3968 */ 3969 static void 3970 qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last) 3971 { 3972 linenr_T lnum; 3973 qfline_T *qfp; 3974 int old_KeyTyped = KeyTyped; 3975 3976 if (old_last == NULL) 3977 { 3978 if (buf != curbuf) 3979 { 3980 internal_error("qf_fill_buffer()"); 3981 return; 3982 } 3983 3984 /* delete all existing lines */ 3985 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 3986 (void)ml_delete((linenr_T)1, FALSE); 3987 } 3988 3989 /* Check if there is anything to display */ 3990 if (qi->qf_curlist < qi->qf_listcount) 3991 { 3992 char_u dirname[MAXPATHL]; 3993 3994 *dirname = NUL; 3995 3996 /* Add one line for each error */ 3997 if (old_last == NULL) 3998 { 3999 qfp = qi->qf_lists[qi->qf_curlist].qf_start; 4000 lnum = 0; 4001 } 4002 else 4003 { 4004 qfp = old_last->qf_next; 4005 lnum = buf->b_ml.ml_line_count; 4006 } 4007 while (lnum < qi->qf_lists[qi->qf_curlist].qf_count) 4008 { 4009 if (qf_buf_add_line(buf, lnum, qfp, dirname) == FAIL) 4010 break; 4011 4012 ++lnum; 4013 qfp = qfp->qf_next; 4014 if (qfp == NULL) 4015 break; 4016 } 4017 4018 if (old_last == NULL) 4019 /* Delete the empty line which is now at the end */ 4020 (void)ml_delete(lnum + 1, FALSE); 4021 } 4022 4023 /* correct cursor position */ 4024 check_lnums(TRUE); 4025 4026 if (old_last == NULL) 4027 { 4028 /* Set the 'filetype' to "qf" each time after filling the buffer. 4029 * This resembles reading a file into a buffer, it's more logical when 4030 * using autocommands. */ 4031 ++curbuf_lock; 4032 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4033 curbuf->b_p_ma = FALSE; 4034 4035 keep_filetype = TRUE; /* don't detect 'filetype' */ 4036 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4037 FALSE, curbuf); 4038 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4039 FALSE, curbuf); 4040 keep_filetype = FALSE; 4041 --curbuf_lock; 4042 4043 /* make sure it will be redrawn */ 4044 redraw_curbuf_later(NOT_VALID); 4045 } 4046 4047 /* Restore KeyTyped, setting 'filetype' may reset it. */ 4048 KeyTyped = old_KeyTyped; 4049 } 4050 4051 /* 4052 * For every change made to the quickfix list, update the changed tick. 4053 */ 4054 static void 4055 qf_list_changed(qf_info_T *qi, int qf_idx) 4056 { 4057 qi->qf_lists[qf_idx].qf_changedtick++; 4058 } 4059 4060 /* 4061 * Return the quickfix/location list number with the given identifier. 4062 * Returns -1 if list is not found. 4063 */ 4064 static int 4065 qf_id2nr(qf_info_T *qi, int_u qfid) 4066 { 4067 int qf_idx; 4068 4069 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4070 if (qi->qf_lists[qf_idx].qf_id == qfid) 4071 return qf_idx; 4072 return INVALID_QFIDX; 4073 } 4074 4075 /* 4076 * Return TRUE when using ":vimgrep" for ":grep". 4077 */ 4078 int 4079 grep_internal(cmdidx_T cmdidx) 4080 { 4081 return ((cmdidx == CMD_grep 4082 || cmdidx == CMD_lgrep 4083 || cmdidx == CMD_grepadd 4084 || cmdidx == CMD_lgrepadd) 4085 && STRCMP("internal", 4086 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4087 } 4088 4089 /* 4090 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4091 */ 4092 void 4093 ex_make(exarg_T *eap) 4094 { 4095 char_u *fname; 4096 char_u *cmd; 4097 char_u *enc = NULL; 4098 unsigned len; 4099 win_T *wp = NULL; 4100 qf_info_T *qi = &ql_info; 4101 int res; 4102 char_u *au_name = NULL; 4103 int_u save_qfid; 4104 4105 /* Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". */ 4106 if (grep_internal(eap->cmdidx)) 4107 { 4108 ex_vimgrep(eap); 4109 return; 4110 } 4111 4112 switch (eap->cmdidx) 4113 { 4114 case CMD_make: au_name = (char_u *)"make"; break; 4115 case CMD_lmake: au_name = (char_u *)"lmake"; break; 4116 case CMD_grep: au_name = (char_u *)"grep"; break; 4117 case CMD_lgrep: au_name = (char_u *)"lgrep"; break; 4118 case CMD_grepadd: au_name = (char_u *)"grepadd"; break; 4119 case CMD_lgrepadd: au_name = (char_u *)"lgrepadd"; break; 4120 default: break; 4121 } 4122 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4123 curbuf->b_fname, TRUE, curbuf)) 4124 { 4125 #ifdef FEAT_EVAL 4126 if (aborting()) 4127 return; 4128 #endif 4129 } 4130 #ifdef FEAT_MBYTE 4131 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4132 #endif 4133 4134 if (eap->cmdidx == CMD_lmake || eap->cmdidx == CMD_lgrep 4135 || eap->cmdidx == CMD_lgrepadd) 4136 wp = curwin; 4137 4138 autowrite_all(); 4139 fname = get_mef_name(); 4140 if (fname == NULL) 4141 return; 4142 mch_remove(fname); /* in case it's not unique */ 4143 4144 /* 4145 * If 'shellpipe' empty: don't redirect to 'errorfile'. 4146 */ 4147 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(eap->arg) + 1; 4148 if (*p_sp != NUL) 4149 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4150 cmd = alloc(len); 4151 if (cmd == NULL) 4152 return; 4153 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)eap->arg, 4154 (char *)p_shq); 4155 if (*p_sp != NUL) 4156 append_redir(cmd, len, p_sp, fname); 4157 /* 4158 * Output a newline if there's something else than the :make command that 4159 * was typed (in which case the cursor is in column 0). 4160 */ 4161 if (msg_col == 0) 4162 msg_didout = FALSE; 4163 msg_start(); 4164 MSG_PUTS(":!"); 4165 msg_outtrans(cmd); /* show what we are doing */ 4166 4167 /* let the shell know if we are redirecting output or not */ 4168 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 4169 4170 #ifdef AMIGA 4171 out_flush(); 4172 /* read window status report and redraw before message */ 4173 (void)char_avail(); 4174 #endif 4175 4176 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 4177 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 4178 (eap->cmdidx != CMD_grepadd 4179 && eap->cmdidx != CMD_lgrepadd), 4180 qf_cmdtitle(*eap->cmdlinep), enc); 4181 if (wp != NULL) 4182 { 4183 qi = GET_LOC_LIST(wp); 4184 if (qi == NULL) 4185 goto cleanup; 4186 } 4187 if (res >= 0) 4188 qf_list_changed(qi, qi->qf_curlist); 4189 // Remember the current quickfix list identifier, so that we can 4190 // check for autocommands changing the current quickfix list. 4191 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4192 if (au_name != NULL) 4193 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 4194 curbuf->b_fname, TRUE, curbuf); 4195 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 4196 { 4197 // If autocommands changed the current list, then restore it 4198 if (qi->qf_lists[qi->qf_curlist].qf_id != save_qfid) 4199 qi->qf_curlist = qf_id2nr(qi, save_qfid); 4200 qf_jump(qi, 0, 0, FALSE); /* display first error */ 4201 } 4202 4203 cleanup: 4204 mch_remove(fname); 4205 vim_free(fname); 4206 vim_free(cmd); 4207 } 4208 4209 /* 4210 * Return the name for the errorfile, in allocated memory. 4211 * Find a new unique name when 'makeef' contains "##". 4212 * Returns NULL for error. 4213 */ 4214 static char_u * 4215 get_mef_name(void) 4216 { 4217 char_u *p; 4218 char_u *name; 4219 static int start = -1; 4220 static int off = 0; 4221 #ifdef HAVE_LSTAT 4222 stat_T sb; 4223 #endif 4224 4225 if (*p_mef == NUL) 4226 { 4227 name = vim_tempname('e', FALSE); 4228 if (name == NULL) 4229 EMSG(_(e_notmp)); 4230 return name; 4231 } 4232 4233 for (p = p_mef; *p; ++p) 4234 if (p[0] == '#' && p[1] == '#') 4235 break; 4236 4237 if (*p == NUL) 4238 return vim_strsave(p_mef); 4239 4240 /* Keep trying until the name doesn't exist yet. */ 4241 for (;;) 4242 { 4243 if (start == -1) 4244 start = mch_get_pid(); 4245 else 4246 off += 19; 4247 4248 name = alloc((unsigned)STRLEN(p_mef) + 30); 4249 if (name == NULL) 4250 break; 4251 STRCPY(name, p_mef); 4252 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4253 STRCAT(name, p + 2); 4254 if (mch_getperm(name) < 0 4255 #ifdef HAVE_LSTAT 4256 /* Don't accept a symbolic link, it's a security risk. */ 4257 && mch_lstat((char *)name, &sb) < 0 4258 #endif 4259 ) 4260 break; 4261 vim_free(name); 4262 } 4263 return name; 4264 } 4265 4266 /* 4267 * Returns the number of valid entries in the current quickfix/location list. 4268 */ 4269 int 4270 qf_get_size(exarg_T *eap) 4271 { 4272 qf_info_T *qi = &ql_info; 4273 qfline_T *qfp; 4274 int i, sz = 0; 4275 int prev_fnum = 0; 4276 4277 if (eap->cmdidx == CMD_ldo || eap->cmdidx == CMD_lfdo) 4278 { 4279 /* Location list */ 4280 qi = GET_LOC_LIST(curwin); 4281 if (qi == NULL) 4282 return 0; 4283 } 4284 4285 for (i = 0, qfp = qi->qf_lists[qi->qf_curlist].qf_start; 4286 i < qi->qf_lists[qi->qf_curlist].qf_count && qfp != NULL; 4287 ++i, qfp = qfp->qf_next) 4288 { 4289 if (qfp->qf_valid) 4290 { 4291 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 4292 sz++; /* Count all valid entries */ 4293 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4294 { 4295 /* Count the number of files */ 4296 sz++; 4297 prev_fnum = qfp->qf_fnum; 4298 } 4299 } 4300 } 4301 4302 return sz; 4303 } 4304 4305 /* 4306 * Returns the current index of the quickfix/location list. 4307 * Returns 0 if there is an error. 4308 */ 4309 int 4310 qf_get_cur_idx(exarg_T *eap) 4311 { 4312 qf_info_T *qi = &ql_info; 4313 4314 if (eap->cmdidx == CMD_ldo || eap->cmdidx == CMD_lfdo) 4315 { 4316 /* Location list */ 4317 qi = GET_LOC_LIST(curwin); 4318 if (qi == NULL) 4319 return 0; 4320 } 4321 4322 return qi->qf_lists[qi->qf_curlist].qf_index; 4323 } 4324 4325 /* 4326 * Returns the current index in the quickfix/location list (counting only valid 4327 * entries). If no valid entries are in the list, then returns 1. 4328 */ 4329 int 4330 qf_get_cur_valid_idx(exarg_T *eap) 4331 { 4332 qf_info_T *qi = &ql_info; 4333 qf_list_T *qfl; 4334 qfline_T *qfp; 4335 int i, eidx = 0; 4336 int prev_fnum = 0; 4337 4338 if (eap->cmdidx == CMD_ldo || eap->cmdidx == CMD_lfdo) 4339 { 4340 /* Location list */ 4341 qi = GET_LOC_LIST(curwin); 4342 if (qi == NULL) 4343 return 1; 4344 } 4345 4346 qfl = &qi->qf_lists[qi->qf_curlist]; 4347 qfp = qfl->qf_start; 4348 4349 /* check if the list has valid errors */ 4350 if (qfl->qf_count <= 0 || qfl->qf_nonevalid) 4351 return 1; 4352 4353 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 4354 { 4355 if (qfp->qf_valid) 4356 { 4357 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4358 { 4359 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4360 { 4361 /* Count the number of files */ 4362 eidx++; 4363 prev_fnum = qfp->qf_fnum; 4364 } 4365 } 4366 else 4367 eidx++; 4368 } 4369 } 4370 4371 return eidx ? eidx : 1; 4372 } 4373 4374 /* 4375 * Get the 'n'th valid error entry in the quickfix or location list. 4376 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 4377 * For :cdo and :ldo returns the 'n'th valid error entry. 4378 * For :cfdo and :lfdo returns the 'n'th valid file entry. 4379 */ 4380 static int 4381 qf_get_nth_valid_entry(qf_info_T *qi, int n, int fdo) 4382 { 4383 qf_list_T *qfl = &qi->qf_lists[qi->qf_curlist]; 4384 qfline_T *qfp = qfl->qf_start; 4385 int i, eidx; 4386 int prev_fnum = 0; 4387 4388 /* check if the list has valid errors */ 4389 if (qfl->qf_count <= 0 || qfl->qf_nonevalid) 4390 return 1; 4391 4392 for (i = 1, eidx = 0; i <= qfl->qf_count && qfp != NULL; 4393 i++, qfp = qfp->qf_next) 4394 { 4395 if (qfp->qf_valid) 4396 { 4397 if (fdo) 4398 { 4399 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4400 { 4401 /* Count the number of files */ 4402 eidx++; 4403 prev_fnum = qfp->qf_fnum; 4404 } 4405 } 4406 else 4407 eidx++; 4408 } 4409 4410 if (eidx == n) 4411 break; 4412 } 4413 4414 if (i <= qfl->qf_count) 4415 return i; 4416 else 4417 return 1; 4418 } 4419 4420 /* 4421 * ":cc", ":crewind", ":cfirst" and ":clast". 4422 * ":ll", ":lrewind", ":lfirst" and ":llast". 4423 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 4424 */ 4425 void 4426 ex_cc(exarg_T *eap) 4427 { 4428 qf_info_T *qi = &ql_info; 4429 int errornr; 4430 4431 if (eap->cmdidx == CMD_ll 4432 || eap->cmdidx == CMD_lrewind 4433 || eap->cmdidx == CMD_lfirst 4434 || eap->cmdidx == CMD_llast 4435 || eap->cmdidx == CMD_ldo 4436 || eap->cmdidx == CMD_lfdo) 4437 { 4438 qi = GET_LOC_LIST(curwin); 4439 if (qi == NULL) 4440 { 4441 EMSG(_(e_loclist)); 4442 return; 4443 } 4444 } 4445 4446 if (eap->addr_count > 0) 4447 errornr = (int)eap->line2; 4448 else 4449 { 4450 if (eap->cmdidx == CMD_cc || eap->cmdidx == CMD_ll) 4451 errornr = 0; 4452 else if (eap->cmdidx == CMD_crewind || eap->cmdidx == CMD_lrewind 4453 || eap->cmdidx == CMD_cfirst || eap->cmdidx == CMD_lfirst) 4454 errornr = 1; 4455 else 4456 errornr = 32767; 4457 } 4458 4459 /* For cdo and ldo commands, jump to the nth valid error. 4460 * For cfdo and lfdo commands, jump to the nth valid file entry. 4461 */ 4462 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 4463 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4464 errornr = qf_get_nth_valid_entry(qi, 4465 eap->addr_count > 0 ? (int)eap->line1 : 1, 4466 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 4467 4468 qf_jump(qi, 0, errornr, eap->forceit); 4469 } 4470 4471 /* 4472 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 4473 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 4474 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 4475 */ 4476 void 4477 ex_cnext(exarg_T *eap) 4478 { 4479 qf_info_T *qi = &ql_info; 4480 int errornr; 4481 4482 if (eap->cmdidx == CMD_lnext 4483 || eap->cmdidx == CMD_lNext 4484 || eap->cmdidx == CMD_lprevious 4485 || eap->cmdidx == CMD_lnfile 4486 || eap->cmdidx == CMD_lNfile 4487 || eap->cmdidx == CMD_lpfile 4488 || eap->cmdidx == CMD_ldo 4489 || eap->cmdidx == CMD_lfdo) 4490 { 4491 qi = GET_LOC_LIST(curwin); 4492 if (qi == NULL) 4493 { 4494 EMSG(_(e_loclist)); 4495 return; 4496 } 4497 } 4498 4499 if (eap->addr_count > 0 4500 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 4501 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 4502 errornr = (int)eap->line2; 4503 else 4504 errornr = 1; 4505 4506 qf_jump(qi, (eap->cmdidx == CMD_cnext || eap->cmdidx == CMD_lnext 4507 || eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 4508 ? FORWARD 4509 : (eap->cmdidx == CMD_cnfile || eap->cmdidx == CMD_lnfile 4510 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4511 ? FORWARD_FILE 4512 : (eap->cmdidx == CMD_cpfile || eap->cmdidx == CMD_lpfile 4513 || eap->cmdidx == CMD_cNfile || eap->cmdidx == CMD_lNfile) 4514 ? BACKWARD_FILE 4515 : BACKWARD, 4516 errornr, eap->forceit); 4517 } 4518 4519 /* 4520 * ":cfile"/":cgetfile"/":caddfile" commands. 4521 * ":lfile"/":lgetfile"/":laddfile" commands. 4522 */ 4523 void 4524 ex_cfile(exarg_T *eap) 4525 { 4526 char_u *enc = NULL; 4527 win_T *wp = NULL; 4528 qf_info_T *qi = &ql_info; 4529 char_u *au_name = NULL; 4530 int_u save_qfid = 0; /* init for gcc */ 4531 int res; 4532 4533 switch (eap->cmdidx) 4534 { 4535 case CMD_cfile: au_name = (char_u *)"cfile"; break; 4536 case CMD_cgetfile: au_name = (char_u *)"cgetfile"; break; 4537 case CMD_caddfile: au_name = (char_u *)"caddfile"; break; 4538 case CMD_lfile: au_name = (char_u *)"lfile"; break; 4539 case CMD_lgetfile: au_name = (char_u *)"lgetfile"; break; 4540 case CMD_laddfile: au_name = (char_u *)"laddfile"; break; 4541 default: break; 4542 } 4543 if (au_name != NULL) 4544 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, NULL, FALSE, curbuf); 4545 #ifdef FEAT_MBYTE 4546 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4547 #endif 4548 #ifdef FEAT_BROWSE 4549 if (cmdmod.browse) 4550 { 4551 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 4552 NULL, NULL, 4553 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 4554 if (browse_file == NULL) 4555 return; 4556 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 4557 vim_free(browse_file); 4558 } 4559 else 4560 #endif 4561 if (*eap->arg != NUL) 4562 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 4563 4564 if (eap->cmdidx == CMD_lfile 4565 || eap->cmdidx == CMD_lgetfile 4566 || eap->cmdidx == CMD_laddfile) 4567 wp = curwin; 4568 4569 /* 4570 * This function is used by the :cfile, :cgetfile and :caddfile 4571 * commands. 4572 * :cfile always creates a new quickfix list and jumps to the 4573 * first error. 4574 * :cgetfile creates a new quickfix list but doesn't jump to the 4575 * first error. 4576 * :caddfile adds to an existing quickfix list. If there is no 4577 * quickfix list then a new list is created. 4578 */ 4579 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 4580 && eap->cmdidx != CMD_laddfile), 4581 qf_cmdtitle(*eap->cmdlinep), enc); 4582 if (wp != NULL) 4583 { 4584 qi = GET_LOC_LIST(wp); 4585 if (qi == NULL) 4586 return; 4587 } 4588 if (res >= 0) 4589 qf_list_changed(qi, qi->qf_curlist); 4590 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4591 if (au_name != NULL) 4592 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 4593 4594 // Jump to the first error for a new list and if autocmds didn't 4595 // free the list. 4596 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 4597 && qflist_valid(wp, save_qfid)) 4598 { 4599 // If autocommands changed the current list, then restore it 4600 if (qi->qf_lists[qi->qf_curlist].qf_id != save_qfid) 4601 qi->qf_curlist = qf_id2nr(qi, save_qfid); 4602 qf_jump(qi, 0, 0, eap->forceit); /* display first error */ 4603 } 4604 } 4605 4606 /* 4607 * Return the vimgrep autocmd name. 4608 */ 4609 static char_u * 4610 vgr_get_auname(cmdidx_T cmdidx) 4611 { 4612 switch (cmdidx) 4613 { 4614 case CMD_vimgrep: return (char_u *)"vimgrep"; 4615 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 4616 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 4617 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 4618 case CMD_grep: return (char_u *)"grep"; 4619 case CMD_lgrep: return (char_u *)"lgrep"; 4620 case CMD_grepadd: return (char_u *)"grepadd"; 4621 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4622 default: return NULL; 4623 } 4624 } 4625 4626 /* 4627 * Initialize the regmatch used by vimgrep for pattern "s". 4628 */ 4629 static void 4630 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 4631 { 4632 /* Get the search pattern: either white-separated or enclosed in // */ 4633 regmatch->regprog = NULL; 4634 4635 if (s == NULL || *s == NUL) 4636 { 4637 /* Pattern is empty, use last search pattern. */ 4638 if (last_search_pat() == NULL) 4639 { 4640 EMSG(_(e_noprevre)); 4641 return; 4642 } 4643 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 4644 } 4645 else 4646 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 4647 4648 regmatch->rmm_ic = p_ic; 4649 regmatch->rmm_maxcol = 0; 4650 } 4651 4652 /* 4653 * Display a file name when vimgrep is running. 4654 */ 4655 static void 4656 vgr_display_fname(char_u *fname) 4657 { 4658 char_u *p; 4659 4660 msg_start(); 4661 p = msg_strtrunc(fname, TRUE); 4662 if (p == NULL) 4663 msg_outtrans(fname); 4664 else 4665 { 4666 msg_outtrans(p); 4667 vim_free(p); 4668 } 4669 msg_clr_eos(); 4670 msg_didout = FALSE; /* overwrite this message */ 4671 msg_nowait = TRUE; /* don't wait for this message */ 4672 msg_col = 0; 4673 out_flush(); 4674 } 4675 4676 /* 4677 * Load a dummy buffer to search for a pattern using vimgrep. 4678 */ 4679 static buf_T * 4680 vgr_load_dummy_buf( 4681 char_u *fname, 4682 char_u *dirname_start, 4683 char_u *dirname_now) 4684 { 4685 int save_mls; 4686 #if defined(FEAT_SYN_HL) 4687 char_u *save_ei = NULL; 4688 #endif 4689 buf_T *buf; 4690 4691 #if defined(FEAT_SYN_HL) 4692 /* Don't do Filetype autocommands to avoid loading syntax and 4693 * indent scripts, a great speed improvement. */ 4694 save_ei = au_event_disable(",Filetype"); 4695 #endif 4696 /* Don't use modelines here, it's useless. */ 4697 save_mls = p_mls; 4698 p_mls = 0; 4699 4700 /* Load file into a buffer, so that 'fileencoding' is detected, 4701 * autocommands applied, etc. */ 4702 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 4703 4704 p_mls = save_mls; 4705 #if defined(FEAT_SYN_HL) 4706 au_event_restore(save_ei); 4707 #endif 4708 4709 return buf; 4710 } 4711 4712 /* 4713 * Check whether a quickfix/location list valid. Autocmds may remove or change 4714 * a quickfix list when vimgrep is running. If the list is not found, create a 4715 * new list. 4716 */ 4717 static int 4718 vgr_qflist_valid( 4719 win_T *wp, 4720 qf_info_T *qi, 4721 int_u qfid, 4722 char_u *title) 4723 { 4724 /* Verify that the quickfix/location list was not freed by an autocmd */ 4725 if (!qflist_valid(wp, qfid)) 4726 { 4727 if (wp != NULL) 4728 { 4729 /* An autocmd has freed the location list. */ 4730 EMSG(_(e_loc_list_changed)); 4731 return FALSE; 4732 } 4733 else 4734 { 4735 /* Quickfix list is not found, create a new one. */ 4736 qf_new_list(qi, title); 4737 return TRUE; 4738 } 4739 } 4740 4741 if (qi->qf_lists[qi->qf_curlist].qf_id != qfid) 4742 /* Autocommands changed the quickfix list. Find the one we were 4743 * using and restore it. */ 4744 qi->qf_curlist = qf_id2nr(qi, qfid); 4745 4746 return TRUE; 4747 } 4748 4749 /* 4750 * Search for a pattern in all the lines in a buffer and add the matching lines 4751 * to a quickfix list. 4752 */ 4753 static int 4754 vgr_match_buflines( 4755 qf_info_T *qi, 4756 char_u *fname, 4757 buf_T *buf, 4758 regmmatch_T *regmatch, 4759 long tomatch, 4760 int duplicate_name, 4761 int flags) 4762 { 4763 int found_match = FALSE; 4764 long lnum; 4765 colnr_T col; 4766 4767 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && tomatch > 0; ++lnum) 4768 { 4769 col = 0; 4770 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 4771 col, NULL, NULL) > 0) 4772 { 4773 /* Pass the buffer number so that it gets used even for a 4774 * dummy buffer, unless duplicate_name is set, then the 4775 * buffer will be wiped out below. */ 4776 if (qf_add_entry(qi, 4777 qi->qf_curlist, 4778 NULL, /* dir */ 4779 fname, 4780 NULL, 4781 duplicate_name ? 0 : buf->b_fnum, 4782 ml_get_buf(buf, 4783 regmatch->startpos[0].lnum + lnum, FALSE), 4784 regmatch->startpos[0].lnum + lnum, 4785 regmatch->startpos[0].col + 1, 4786 FALSE, /* vis_col */ 4787 NULL, /* search pattern */ 4788 0, /* nr */ 4789 0, /* type */ 4790 TRUE /* valid */ 4791 ) == FAIL) 4792 { 4793 got_int = TRUE; 4794 break; 4795 } 4796 found_match = TRUE; 4797 if (--tomatch == 0) 4798 break; 4799 if ((flags & VGR_GLOBAL) == 0 4800 || regmatch->endpos[0].lnum > 0) 4801 break; 4802 col = regmatch->endpos[0].col 4803 + (col == regmatch->endpos[0].col); 4804 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 4805 break; 4806 } 4807 line_breakcheck(); 4808 if (got_int) 4809 break; 4810 } 4811 4812 return found_match; 4813 } 4814 4815 /* 4816 * Jump to the first match and update the directory. 4817 */ 4818 static void 4819 vgr_jump_to_match( 4820 qf_info_T *qi, 4821 int forceit, 4822 int *redraw_for_dummy, 4823 buf_T *first_match_buf, 4824 char_u *target_dir) 4825 { 4826 buf_T *buf; 4827 4828 buf = curbuf; 4829 qf_jump(qi, 0, 0, forceit); 4830 if (buf != curbuf) 4831 /* If we jumped to another buffer redrawing will already be 4832 * taken care of. */ 4833 *redraw_for_dummy = FALSE; 4834 4835 /* Jump to the directory used after loading the buffer. */ 4836 if (curbuf == first_match_buf && target_dir != NULL) 4837 { 4838 exarg_T ea; 4839 4840 ea.arg = target_dir; 4841 ea.cmdidx = CMD_lcd; 4842 ex_cd(&ea); 4843 } 4844 } 4845 4846 /* 4847 * ":vimgrep {pattern} file(s)" 4848 * ":vimgrepadd {pattern} file(s)" 4849 * ":lvimgrep {pattern} file(s)" 4850 * ":lvimgrepadd {pattern} file(s)" 4851 */ 4852 void 4853 ex_vimgrep(exarg_T *eap) 4854 { 4855 regmmatch_T regmatch; 4856 int fcount; 4857 char_u **fnames; 4858 char_u *fname; 4859 char_u *title; 4860 char_u *s; 4861 char_u *p; 4862 int fi; 4863 qf_info_T *qi = &ql_info; 4864 int_u save_qfid; 4865 win_T *wp = NULL; 4866 buf_T *buf; 4867 int duplicate_name = FALSE; 4868 int using_dummy; 4869 int redraw_for_dummy = FALSE; 4870 int found_match; 4871 buf_T *first_match_buf = NULL; 4872 time_t seconds = 0; 4873 aco_save_T aco; 4874 int flags = 0; 4875 long tomatch; 4876 char_u *dirname_start = NULL; 4877 char_u *dirname_now = NULL; 4878 char_u *target_dir = NULL; 4879 char_u *au_name = NULL; 4880 4881 au_name = vgr_get_auname(eap->cmdidx); 4882 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4883 curbuf->b_fname, TRUE, curbuf)) 4884 { 4885 #ifdef FEAT_EVAL 4886 if (aborting()) 4887 return; 4888 #endif 4889 } 4890 4891 if (eap->cmdidx == CMD_lgrep 4892 || eap->cmdidx == CMD_lvimgrep 4893 || eap->cmdidx == CMD_lgrepadd 4894 || eap->cmdidx == CMD_lvimgrepadd) 4895 { 4896 qi = ll_get_or_alloc_list(curwin); 4897 if (qi == NULL) 4898 return; 4899 wp = curwin; 4900 } 4901 4902 if (eap->addr_count > 0) 4903 tomatch = eap->line2; 4904 else 4905 tomatch = MAXLNUM; 4906 4907 /* Get the search pattern: either white-separated or enclosed in // */ 4908 regmatch.regprog = NULL; 4909 title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 4910 p = skip_vimgrep_pat(eap->arg, &s, &flags); 4911 if (p == NULL) 4912 { 4913 EMSG(_(e_invalpat)); 4914 goto theend; 4915 } 4916 4917 vgr_init_regmatch(®match, s); 4918 if (regmatch.regprog == NULL) 4919 goto theend; 4920 4921 p = skipwhite(p); 4922 if (*p == NUL) 4923 { 4924 EMSG(_("E683: File name missing or invalid pattern")); 4925 goto theend; 4926 } 4927 4928 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 4929 && eap->cmdidx != CMD_vimgrepadd 4930 && eap->cmdidx != CMD_lvimgrepadd) 4931 || qi->qf_curlist == qi->qf_listcount) 4932 /* make place for a new list */ 4933 qf_new_list(qi, title != NULL ? title : qf_cmdtitle(*eap->cmdlinep)); 4934 4935 /* parse the list of arguments */ 4936 if (get_arglist_exp(p, &fcount, &fnames, TRUE) == FAIL) 4937 goto theend; 4938 if (fcount == 0) 4939 { 4940 EMSG(_(e_nomatch)); 4941 goto theend; 4942 } 4943 4944 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 4945 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 4946 if (dirname_start == NULL || dirname_now == NULL) 4947 { 4948 FreeWild(fcount, fnames); 4949 goto theend; 4950 } 4951 4952 /* Remember the current directory, because a BufRead autocommand that does 4953 * ":lcd %:p:h" changes the meaning of short path names. */ 4954 mch_dirname(dirname_start, MAXPATHL); 4955 4956 /* Remember the current quickfix list identifier, so that we can check for 4957 * autocommands changing the current quickfix list. */ 4958 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4959 4960 seconds = (time_t)0; 4961 for (fi = 0; fi < fcount && !got_int && tomatch > 0; ++fi) 4962 { 4963 fname = shorten_fname1(fnames[fi]); 4964 if (time(NULL) > seconds) 4965 { 4966 /* Display the file name every second or so, show the user we are 4967 * working on it. */ 4968 seconds = time(NULL); 4969 vgr_display_fname(fname); 4970 } 4971 4972 buf = buflist_findname_exp(fnames[fi]); 4973 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 4974 { 4975 /* Remember that a buffer with this name already exists. */ 4976 duplicate_name = (buf != NULL); 4977 using_dummy = TRUE; 4978 redraw_for_dummy = TRUE; 4979 4980 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 4981 } 4982 else 4983 /* Use existing, loaded buffer. */ 4984 using_dummy = FALSE; 4985 4986 /* Check whether the quickfix list is still valid. When loading a 4987 * buffer above, autocommands might have changed the quickfix list. */ 4988 if (!vgr_qflist_valid(wp, qi, save_qfid, qf_cmdtitle(*eap->cmdlinep))) 4989 { 4990 FreeWild(fcount, fnames); 4991 goto theend; 4992 } 4993 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4994 4995 if (buf == NULL) 4996 { 4997 if (!got_int) 4998 smsg((char_u *)_("Cannot open file \"%s\""), fname); 4999 } 5000 else 5001 { 5002 /* Try for a match in all lines of the buffer. 5003 * For ":1vimgrep" look for first match only. */ 5004 found_match = vgr_match_buflines(qi, fname, buf, ®match, 5005 tomatch, duplicate_name, flags); 5006 5007 if (using_dummy) 5008 { 5009 if (found_match && first_match_buf == NULL) 5010 first_match_buf = buf; 5011 if (duplicate_name) 5012 { 5013 /* Never keep a dummy buffer if there is another buffer 5014 * with the same name. */ 5015 wipe_dummy_buffer(buf, dirname_start); 5016 buf = NULL; 5017 } 5018 else if (!cmdmod.hide 5019 || buf->b_p_bh[0] == 'u' /* "unload" */ 5020 || buf->b_p_bh[0] == 'w' /* "wipe" */ 5021 || buf->b_p_bh[0] == 'd') /* "delete" */ 5022 { 5023 /* When no match was found we don't need to remember the 5024 * buffer, wipe it out. If there was a match and it 5025 * wasn't the first one or we won't jump there: only 5026 * unload the buffer. 5027 * Ignore 'hidden' here, because it may lead to having too 5028 * many swap files. */ 5029 if (!found_match) 5030 { 5031 wipe_dummy_buffer(buf, dirname_start); 5032 buf = NULL; 5033 } 5034 else if (buf != first_match_buf || (flags & VGR_NOJUMP)) 5035 { 5036 unload_dummy_buffer(buf, dirname_start); 5037 /* Keeping the buffer, remove the dummy flag. */ 5038 buf->b_flags &= ~BF_DUMMY; 5039 buf = NULL; 5040 } 5041 } 5042 5043 if (buf != NULL) 5044 { 5045 /* Keeping the buffer, remove the dummy flag. */ 5046 buf->b_flags &= ~BF_DUMMY; 5047 5048 /* If the buffer is still loaded we need to use the 5049 * directory we jumped to below. */ 5050 if (buf == first_match_buf 5051 && target_dir == NULL 5052 && STRCMP(dirname_start, dirname_now) != 0) 5053 target_dir = vim_strsave(dirname_now); 5054 5055 /* The buffer is still loaded, the Filetype autocommands 5056 * need to be done now, in that buffer. And the modelines 5057 * need to be done (again). But not the window-local 5058 * options! */ 5059 aucmd_prepbuf(&aco, buf); 5060 #if defined(FEAT_SYN_HL) 5061 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 5062 buf->b_fname, TRUE, buf); 5063 #endif 5064 do_modelines(OPT_NOWIN); 5065 aucmd_restbuf(&aco); 5066 } 5067 } 5068 } 5069 } 5070 5071 FreeWild(fcount, fnames); 5072 5073 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE; 5074 qi->qf_lists[qi->qf_curlist].qf_ptr = qi->qf_lists[qi->qf_curlist].qf_start; 5075 qi->qf_lists[qi->qf_curlist].qf_index = 1; 5076 qf_list_changed(qi, qi->qf_curlist); 5077 5078 qf_update_buffer(qi, NULL); 5079 5080 if (au_name != NULL) 5081 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 5082 curbuf->b_fname, TRUE, curbuf); 5083 /* 5084 * The QuickFixCmdPost autocmd may free the quickfix list. Check the list 5085 * is still valid. 5086 */ 5087 if (!qflist_valid(wp, save_qfid)) 5088 goto theend; 5089 5090 // If autocommands changed the current list, then restore it 5091 if (qi->qf_lists[qi->qf_curlist].qf_id != save_qfid) 5092 qi->qf_curlist = qf_id2nr(qi, save_qfid); 5093 5094 /* Jump to first match. */ 5095 if (qi->qf_lists[qi->qf_curlist].qf_count > 0) 5096 { 5097 if ((flags & VGR_NOJUMP) == 0) 5098 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 5099 first_match_buf, target_dir); 5100 } 5101 else 5102 EMSG2(_(e_nomatch2), s); 5103 5104 /* If we loaded a dummy buffer into the current window, the autocommands 5105 * may have messed up things, need to redraw and recompute folds. */ 5106 if (redraw_for_dummy) 5107 { 5108 #ifdef FEAT_FOLDING 5109 foldUpdateAll(curwin); 5110 #else 5111 redraw_later(NOT_VALID); 5112 #endif 5113 } 5114 5115 theend: 5116 vim_free(title); 5117 vim_free(dirname_now); 5118 vim_free(dirname_start); 5119 vim_free(target_dir); 5120 vim_regfree(regmatch.regprog); 5121 } 5122 5123 /* 5124 * Restore current working directory to "dirname_start" if they differ, taking 5125 * into account whether it is set locally or globally. 5126 */ 5127 static void 5128 restore_start_dir(char_u *dirname_start) 5129 { 5130 char_u *dirname_now = alloc(MAXPATHL); 5131 5132 if (NULL != dirname_now) 5133 { 5134 mch_dirname(dirname_now, MAXPATHL); 5135 if (STRCMP(dirname_start, dirname_now) != 0) 5136 { 5137 /* If the directory has changed, change it back by building up an 5138 * appropriate ex command and executing it. */ 5139 exarg_T ea; 5140 5141 ea.arg = dirname_start; 5142 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 5143 ex_cd(&ea); 5144 } 5145 vim_free(dirname_now); 5146 } 5147 } 5148 5149 /* 5150 * Load file "fname" into a dummy buffer and return the buffer pointer, 5151 * placing the directory resulting from the buffer load into the 5152 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 5153 * prior to calling this function. Restores directory to "dirname_start" prior 5154 * to returning, if autocmds or the 'autochdir' option have changed it. 5155 * 5156 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 5157 * or wipe_dummy_buffer() later! 5158 * 5159 * Returns NULL if it fails. 5160 */ 5161 static buf_T * 5162 load_dummy_buffer( 5163 char_u *fname, 5164 char_u *dirname_start, /* in: old directory */ 5165 char_u *resulting_dir) /* out: new directory */ 5166 { 5167 buf_T *newbuf; 5168 bufref_T newbufref; 5169 bufref_T newbuf_to_wipe; 5170 int failed = TRUE; 5171 aco_save_T aco; 5172 int readfile_result; 5173 5174 /* Allocate a buffer without putting it in the buffer list. */ 5175 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 5176 if (newbuf == NULL) 5177 return NULL; 5178 set_bufref(&newbufref, newbuf); 5179 5180 /* Init the options. */ 5181 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 5182 5183 /* need to open the memfile before putting the buffer in a window */ 5184 if (ml_open(newbuf) == OK) 5185 { 5186 /* Make sure this buffer isn't wiped out by autocommands. */ 5187 ++newbuf->b_locked; 5188 5189 /* set curwin/curbuf to buf and save a few things */ 5190 aucmd_prepbuf(&aco, newbuf); 5191 5192 /* Need to set the filename for autocommands. */ 5193 (void)setfname(curbuf, fname, NULL, FALSE); 5194 5195 /* Create swap file now to avoid the ATTENTION message. */ 5196 check_need_swap(TRUE); 5197 5198 /* Remove the "dummy" flag, otherwise autocommands may not 5199 * work. */ 5200 curbuf->b_flags &= ~BF_DUMMY; 5201 5202 newbuf_to_wipe.br_buf = NULL; 5203 readfile_result = readfile(fname, NULL, 5204 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 5205 NULL, READ_NEW | READ_DUMMY); 5206 --newbuf->b_locked; 5207 if (readfile_result == OK 5208 && !got_int 5209 && !(curbuf->b_flags & BF_NEW)) 5210 { 5211 failed = FALSE; 5212 if (curbuf != newbuf) 5213 { 5214 /* Bloody autocommands changed the buffer! Can happen when 5215 * using netrw and editing a remote file. Use the current 5216 * buffer instead, delete the dummy one after restoring the 5217 * window stuff. */ 5218 set_bufref(&newbuf_to_wipe, newbuf); 5219 newbuf = curbuf; 5220 } 5221 } 5222 5223 /* restore curwin/curbuf and a few other things */ 5224 aucmd_restbuf(&aco); 5225 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 5226 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 5227 5228 /* Add back the "dummy" flag, otherwise buflist_findname_stat() won't 5229 * skip it. */ 5230 newbuf->b_flags |= BF_DUMMY; 5231 } 5232 5233 /* 5234 * When autocommands/'autochdir' option changed directory: go back. 5235 * Let the caller know what the resulting dir was first, in case it is 5236 * important. 5237 */ 5238 mch_dirname(resulting_dir, MAXPATHL); 5239 restore_start_dir(dirname_start); 5240 5241 if (!bufref_valid(&newbufref)) 5242 return NULL; 5243 if (failed) 5244 { 5245 wipe_dummy_buffer(newbuf, dirname_start); 5246 return NULL; 5247 } 5248 return newbuf; 5249 } 5250 5251 /* 5252 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 5253 * directory to "dirname_start" prior to returning, if autocmds or the 5254 * 'autochdir' option have changed it. 5255 */ 5256 static void 5257 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 5258 { 5259 if (curbuf != buf) /* safety check */ 5260 { 5261 #if defined(FEAT_EVAL) 5262 cleanup_T cs; 5263 5264 /* Reset the error/interrupt/exception state here so that aborting() 5265 * returns FALSE when wiping out the buffer. Otherwise it doesn't 5266 * work when got_int is set. */ 5267 enter_cleanup(&cs); 5268 #endif 5269 5270 wipe_buffer(buf, FALSE); 5271 5272 #if defined(FEAT_EVAL) 5273 /* Restore the error/interrupt/exception state if not discarded by a 5274 * new aborting error, interrupt, or uncaught exception. */ 5275 leave_cleanup(&cs); 5276 #endif 5277 /* When autocommands/'autochdir' option changed directory: go back. */ 5278 restore_start_dir(dirname_start); 5279 } 5280 } 5281 5282 /* 5283 * Unload the dummy buffer that load_dummy_buffer() created. Restores 5284 * directory to "dirname_start" prior to returning, if autocmds or the 5285 * 'autochdir' option have changed it. 5286 */ 5287 static void 5288 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 5289 { 5290 if (curbuf != buf) /* safety check */ 5291 { 5292 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE); 5293 5294 /* When autocommands/'autochdir' option changed directory: go back. */ 5295 restore_start_dir(dirname_start); 5296 } 5297 } 5298 5299 #if defined(FEAT_EVAL) || defined(PROTO) 5300 /* 5301 * Add each quickfix error to list "list" as a dictionary. 5302 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 5303 */ 5304 int 5305 get_errorlist(qf_info_T *qi_arg, win_T *wp, int qf_idx, list_T *list) 5306 { 5307 qf_info_T *qi = qi_arg; 5308 dict_T *dict; 5309 char_u buf[2]; 5310 qfline_T *qfp; 5311 int i; 5312 int bufnum; 5313 5314 if (qi == NULL) 5315 { 5316 qi = &ql_info; 5317 if (wp != NULL) 5318 { 5319 qi = GET_LOC_LIST(wp); 5320 if (qi == NULL) 5321 return FAIL; 5322 } 5323 } 5324 5325 if (qf_idx == INVALID_QFIDX) 5326 qf_idx = qi->qf_curlist; 5327 5328 if (qf_idx >= qi->qf_listcount 5329 || qi->qf_lists[qf_idx].qf_count == 0) 5330 return FAIL; 5331 5332 qfp = qi->qf_lists[qf_idx].qf_start; 5333 for (i = 1; !got_int && i <= qi->qf_lists[qf_idx].qf_count; ++i) 5334 { 5335 /* Handle entries with a non-existing buffer number. */ 5336 bufnum = qfp->qf_fnum; 5337 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 5338 bufnum = 0; 5339 5340 if ((dict = dict_alloc()) == NULL) 5341 return FAIL; 5342 if (list_append_dict(list, dict) == FAIL) 5343 return FAIL; 5344 5345 buf[0] = qfp->qf_type; 5346 buf[1] = NUL; 5347 if ( dict_add_nr_str(dict, "bufnr", (long)bufnum, NULL) == FAIL 5348 || dict_add_nr_str(dict, "lnum", (long)qfp->qf_lnum, NULL) == FAIL 5349 || dict_add_nr_str(dict, "col", (long)qfp->qf_col, NULL) == FAIL 5350 || dict_add_nr_str(dict, "vcol", (long)qfp->qf_viscol, NULL) == FAIL 5351 || dict_add_nr_str(dict, "nr", (long)qfp->qf_nr, NULL) == FAIL 5352 || dict_add_nr_str(dict, "module", 0L, 5353 qfp->qf_module == NULL ? (char_u *)"" : qfp->qf_module) == FAIL 5354 || dict_add_nr_str(dict, "pattern", 0L, 5355 qfp->qf_pattern == NULL ? (char_u *)"" : qfp->qf_pattern) == FAIL 5356 || dict_add_nr_str(dict, "text", 0L, 5357 qfp->qf_text == NULL ? (char_u *)"" : qfp->qf_text) == FAIL 5358 || dict_add_nr_str(dict, "type", 0L, buf) == FAIL 5359 || dict_add_nr_str(dict, "valid", (long)qfp->qf_valid, NULL) == FAIL) 5360 return FAIL; 5361 5362 qfp = qfp->qf_next; 5363 if (qfp == NULL) 5364 break; 5365 } 5366 return OK; 5367 } 5368 5369 /* 5370 * Flags used by getqflist()/getloclist() to determine which fields to return. 5371 */ 5372 enum { 5373 QF_GETLIST_NONE = 0x0, 5374 QF_GETLIST_TITLE = 0x1, 5375 QF_GETLIST_ITEMS = 0x2, 5376 QF_GETLIST_NR = 0x4, 5377 QF_GETLIST_WINID = 0x8, 5378 QF_GETLIST_CONTEXT = 0x10, 5379 QF_GETLIST_ID = 0x20, 5380 QF_GETLIST_IDX = 0x40, 5381 QF_GETLIST_SIZE = 0x80, 5382 QF_GETLIST_TICK = 0x100, 5383 QF_GETLIST_ALL = 0x1FF, 5384 }; 5385 5386 /* 5387 * Parse text from 'di' and return the quickfix list items. 5388 * Existing quickfix lists are not modified. 5389 */ 5390 static int 5391 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 5392 { 5393 int status = FAIL; 5394 qf_info_T *qi; 5395 char_u *errorformat = p_efm; 5396 dictitem_T *efm_di; 5397 list_T *l; 5398 5399 /* Only a List value is supported */ 5400 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 5401 { 5402 /* If errorformat is supplied then use it, otherwise use the 'efm' 5403 * option setting 5404 */ 5405 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 5406 { 5407 if (efm_di->di_tv.v_type != VAR_STRING || 5408 efm_di->di_tv.vval.v_string == NULL) 5409 return FAIL; 5410 errorformat = efm_di->di_tv.vval.v_string; 5411 } 5412 5413 l = list_alloc(); 5414 if (l == NULL) 5415 return FAIL; 5416 5417 qi = (qf_info_T *)alloc((unsigned)sizeof(qf_info_T)); 5418 if (qi != NULL) 5419 { 5420 vim_memset(qi, 0, (size_t)(sizeof(qf_info_T))); 5421 qi->qf_refcount++; 5422 5423 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 5424 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 5425 { 5426 (void)get_errorlist(qi, NULL, 0, l); 5427 qf_free(qi, 0); 5428 } 5429 free(qi); 5430 } 5431 dict_add_list(retdict, "items", l); 5432 status = OK; 5433 } 5434 5435 return status; 5436 } 5437 5438 /* 5439 * Return the quickfix/location list window identifier in the current tabpage. 5440 */ 5441 static int 5442 qf_winid(qf_info_T *qi) 5443 { 5444 win_T *win; 5445 5446 /* The quickfix window can be opened even if the quickfix list is not set 5447 * using ":copen". This is not true for location lists. */ 5448 if (qi == NULL) 5449 return 0; 5450 win = qf_find_win(qi); 5451 if (win != NULL) 5452 return win->w_id; 5453 return 0; 5454 } 5455 5456 /* 5457 * Convert the keys in 'what' to quickfix list property flags. 5458 */ 5459 static int 5460 qf_getprop_keys2flags(dict_T *what) 5461 { 5462 int flags = QF_GETLIST_NONE; 5463 5464 if (dict_find(what, (char_u *)"all", -1) != NULL) 5465 flags |= QF_GETLIST_ALL; 5466 5467 if (dict_find(what, (char_u *)"title", -1) != NULL) 5468 flags |= QF_GETLIST_TITLE; 5469 5470 if (dict_find(what, (char_u *)"nr", -1) != NULL) 5471 flags |= QF_GETLIST_NR; 5472 5473 if (dict_find(what, (char_u *)"winid", -1) != NULL) 5474 flags |= QF_GETLIST_WINID; 5475 5476 if (dict_find(what, (char_u *)"context", -1) != NULL) 5477 flags |= QF_GETLIST_CONTEXT; 5478 5479 if (dict_find(what, (char_u *)"id", -1) != NULL) 5480 flags |= QF_GETLIST_ID; 5481 5482 if (dict_find(what, (char_u *)"items", -1) != NULL) 5483 flags |= QF_GETLIST_ITEMS; 5484 5485 if (dict_find(what, (char_u *)"idx", -1) != NULL) 5486 flags |= QF_GETLIST_IDX; 5487 5488 if (dict_find(what, (char_u *)"size", -1) != NULL) 5489 flags |= QF_GETLIST_SIZE; 5490 5491 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 5492 flags |= QF_GETLIST_TICK; 5493 5494 return flags; 5495 } 5496 5497 /* 5498 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 5499 * If 'nr' and 'id' are not present in 'what' then return the current 5500 * quickfix list index. 5501 * If 'nr' is zero then return the current quickfix list index. 5502 * If 'nr' is '$' then return the last quickfix list index. 5503 * If 'id' is present then return the index of the quickfix list with that id. 5504 * If 'id' is zero then return the quickfix list index specified by 'nr'. 5505 * Return -1, if quickfix list is not present or if the stack is empty. 5506 */ 5507 static int 5508 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 5509 { 5510 int qf_idx; 5511 dictitem_T *di; 5512 5513 qf_idx = qi->qf_curlist; /* default is the current list */ 5514 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 5515 { 5516 /* Use the specified quickfix/location list */ 5517 if (di->di_tv.v_type == VAR_NUMBER) 5518 { 5519 /* for zero use the current list */ 5520 if (di->di_tv.vval.v_number != 0) 5521 { 5522 qf_idx = di->di_tv.vval.v_number - 1; 5523 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 5524 qf_idx = INVALID_QFIDX; 5525 } 5526 } 5527 else if (di->di_tv.v_type == VAR_STRING 5528 && di->di_tv.vval.v_string != NULL 5529 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 5530 /* Get the last quickfix list number */ 5531 qf_idx = qi->qf_listcount - 1; 5532 else 5533 qf_idx = INVALID_QFIDX; 5534 } 5535 5536 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 5537 { 5538 /* Look for a list with the specified id */ 5539 if (di->di_tv.v_type == VAR_NUMBER) 5540 { 5541 /* 5542 * For zero, use the current list or the list specified by 'nr' 5543 */ 5544 if (di->di_tv.vval.v_number != 0) 5545 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 5546 } 5547 else 5548 qf_idx = INVALID_QFIDX; 5549 } 5550 5551 return qf_idx; 5552 } 5553 5554 /* 5555 * Return default values for quickfix list properties in retdict. 5556 */ 5557 static int 5558 qf_getprop_defaults(qf_info_T *qi, int flags, dict_T *retdict) 5559 { 5560 int status = OK; 5561 5562 if (flags & QF_GETLIST_TITLE) 5563 status = dict_add_nr_str(retdict, "title", 0L, (char_u *)""); 5564 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 5565 { 5566 list_T *l = list_alloc(); 5567 if (l != NULL) 5568 status = dict_add_list(retdict, "items", l); 5569 else 5570 status = FAIL; 5571 } 5572 if ((status == OK) && (flags & QF_GETLIST_NR)) 5573 status = dict_add_nr_str(retdict, "nr", 0L, NULL); 5574 if ((status == OK) && (flags & QF_GETLIST_WINID)) 5575 status = dict_add_nr_str(retdict, "winid", qf_winid(qi), NULL); 5576 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 5577 status = dict_add_nr_str(retdict, "context", 0L, (char_u *)""); 5578 if ((status == OK) && (flags & QF_GETLIST_ID)) 5579 status = dict_add_nr_str(retdict, "id", 0L, NULL); 5580 if ((status == OK) && (flags & QF_GETLIST_IDX)) 5581 status = dict_add_nr_str(retdict, "idx", 0L, NULL); 5582 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 5583 status = dict_add_nr_str(retdict, "size", 0L, NULL); 5584 if ((status == OK) && (flags & QF_GETLIST_TICK)) 5585 status = dict_add_nr_str(retdict, "changedtick", 0L, NULL); 5586 5587 return status; 5588 } 5589 5590 /* 5591 * Return the quickfix list title as 'title' in retdict 5592 */ 5593 static int 5594 qf_getprop_title(qf_info_T *qi, int qf_idx, dict_T *retdict) 5595 { 5596 char_u *t; 5597 5598 t = qi->qf_lists[qf_idx].qf_title; 5599 if (t == NULL) 5600 t = (char_u *)""; 5601 return dict_add_nr_str(retdict, "title", 0L, t); 5602 } 5603 5604 /* 5605 * Return the quickfix list items/entries as 'items' in retdict 5606 */ 5607 static int 5608 qf_getprop_items(qf_info_T *qi, int qf_idx, dict_T *retdict) 5609 { 5610 int status = OK; 5611 list_T *l = list_alloc(); 5612 if (l != NULL) 5613 { 5614 (void)get_errorlist(qi, NULL, qf_idx, l); 5615 dict_add_list(retdict, "items", l); 5616 } 5617 else 5618 status = FAIL; 5619 5620 return status; 5621 } 5622 5623 /* 5624 * Return the quickfix list context (if any) as 'context' in retdict. 5625 */ 5626 static int 5627 qf_getprop_ctx(qf_info_T *qi, int qf_idx, dict_T *retdict) 5628 { 5629 int status; 5630 dictitem_T *di; 5631 5632 if (qi->qf_lists[qf_idx].qf_ctx != NULL) 5633 { 5634 di = dictitem_alloc((char_u *)"context"); 5635 if (di != NULL) 5636 { 5637 copy_tv(qi->qf_lists[qf_idx].qf_ctx, &di->di_tv); 5638 status = dict_add(retdict, di); 5639 if (status == FAIL) 5640 dictitem_free(di); 5641 } 5642 else 5643 status = FAIL; 5644 } 5645 else 5646 status = dict_add_nr_str(retdict, "context", 0L, (char_u *)""); 5647 5648 return status; 5649 } 5650 5651 /* 5652 * Return the quickfix list index as 'idx' in retdict 5653 */ 5654 static int 5655 qf_getprop_idx(qf_info_T *qi, int qf_idx, dict_T *retdict) 5656 { 5657 int idx = qi->qf_lists[qf_idx].qf_index; 5658 if (qi->qf_lists[qf_idx].qf_count == 0) 5659 /* For empty lists, qf_index is set to 1 */ 5660 idx = 0; 5661 return dict_add_nr_str(retdict, "idx", idx, NULL); 5662 } 5663 5664 /* 5665 * Return quickfix/location list details (title) as a 5666 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 5667 * then current list is used. Otherwise the specified list is used. 5668 */ 5669 int 5670 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 5671 { 5672 qf_info_T *qi = &ql_info; 5673 int status = OK; 5674 int qf_idx; 5675 dictitem_T *di; 5676 int flags = QF_GETLIST_NONE; 5677 5678 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 5679 return qf_get_list_from_lines(what, di, retdict); 5680 5681 if (wp != NULL) 5682 qi = GET_LOC_LIST(wp); 5683 5684 flags = qf_getprop_keys2flags(what); 5685 5686 if (qi != NULL && qi->qf_listcount != 0) 5687 qf_idx = qf_getprop_qfidx(qi, what); 5688 5689 /* List is not present or is empty */ 5690 if (qi == NULL || qi->qf_listcount == 0 || qf_idx == INVALID_QFIDX) 5691 return qf_getprop_defaults(qi, flags, retdict); 5692 5693 if (flags & QF_GETLIST_TITLE) 5694 status = qf_getprop_title(qi, qf_idx, retdict); 5695 if ((status == OK) && (flags & QF_GETLIST_NR)) 5696 status = dict_add_nr_str(retdict, "nr", qf_idx + 1, NULL); 5697 if ((status == OK) && (flags & QF_GETLIST_WINID)) 5698 status = dict_add_nr_str(retdict, "winid", qf_winid(qi), NULL); 5699 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 5700 status = qf_getprop_items(qi, qf_idx, retdict); 5701 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 5702 status = qf_getprop_ctx(qi, qf_idx, retdict); 5703 if ((status == OK) && (flags & QF_GETLIST_ID)) 5704 status = dict_add_nr_str(retdict, "id", qi->qf_lists[qf_idx].qf_id, 5705 NULL); 5706 if ((status == OK) && (flags & QF_GETLIST_IDX)) 5707 status = qf_getprop_idx(qi, qf_idx, retdict); 5708 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 5709 status = dict_add_nr_str(retdict, "size", 5710 qi->qf_lists[qf_idx].qf_count, NULL); 5711 if ((status == OK) && (flags & QF_GETLIST_TICK)) 5712 status = dict_add_nr_str(retdict, "changedtick", 5713 qi->qf_lists[qf_idx].qf_changedtick, NULL); 5714 5715 return status; 5716 } 5717 5718 /* 5719 * Add list of entries to quickfix/location list. Each list entry is 5720 * a dictionary with item information. 5721 */ 5722 static int 5723 qf_add_entries( 5724 qf_info_T *qi, 5725 int qf_idx, 5726 list_T *list, 5727 char_u *title, 5728 int action) 5729 { 5730 listitem_T *li; 5731 dict_T *d; 5732 char_u *filename, *module, *pattern, *text, *type; 5733 int bufnum; 5734 long lnum; 5735 int col, nr; 5736 int vcol; 5737 qfline_T *old_last = NULL; 5738 int valid, status; 5739 int retval = OK; 5740 int did_bufnr_emsg = FALSE; 5741 5742 if (action == ' ' || qf_idx == qi->qf_listcount) 5743 { 5744 /* make place for a new list */ 5745 qf_new_list(qi, title); 5746 qf_idx = qi->qf_curlist; 5747 } 5748 else if (action == 'a' && qi->qf_lists[qf_idx].qf_count > 0) 5749 /* Adding to existing list, use last entry. */ 5750 old_last = qi->qf_lists[qf_idx].qf_last; 5751 else if (action == 'r') 5752 { 5753 qf_free_items(qi, qf_idx); 5754 qf_store_title(qi, qf_idx, title); 5755 } 5756 5757 for (li = list->lv_first; li != NULL; li = li->li_next) 5758 { 5759 if (li->li_tv.v_type != VAR_DICT) 5760 continue; /* Skip non-dict items */ 5761 5762 d = li->li_tv.vval.v_dict; 5763 if (d == NULL) 5764 continue; 5765 5766 filename = get_dict_string(d, (char_u *)"filename", TRUE); 5767 module = get_dict_string(d, (char_u *)"module", TRUE); 5768 bufnum = (int)get_dict_number(d, (char_u *)"bufnr"); 5769 lnum = (int)get_dict_number(d, (char_u *)"lnum"); 5770 col = (int)get_dict_number(d, (char_u *)"col"); 5771 vcol = (int)get_dict_number(d, (char_u *)"vcol"); 5772 nr = (int)get_dict_number(d, (char_u *)"nr"); 5773 type = get_dict_string(d, (char_u *)"type", TRUE); 5774 pattern = get_dict_string(d, (char_u *)"pattern", TRUE); 5775 text = get_dict_string(d, (char_u *)"text", TRUE); 5776 if (text == NULL) 5777 text = vim_strsave((char_u *)""); 5778 5779 valid = TRUE; 5780 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 5781 valid = FALSE; 5782 5783 /* Mark entries with non-existing buffer number as not valid. Give the 5784 * error message only once. */ 5785 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 5786 { 5787 if (!did_bufnr_emsg) 5788 { 5789 did_bufnr_emsg = TRUE; 5790 EMSGN(_("E92: Buffer %ld not found"), bufnum); 5791 } 5792 valid = FALSE; 5793 bufnum = 0; 5794 } 5795 5796 /* If the 'valid' field is present it overrules the detected value. */ 5797 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 5798 valid = (int)get_dict_number(d, (char_u *)"valid"); 5799 5800 status = qf_add_entry(qi, 5801 qf_idx, 5802 NULL, /* dir */ 5803 filename, 5804 module, 5805 bufnum, 5806 text, 5807 lnum, 5808 col, 5809 vcol, /* vis_col */ 5810 pattern, /* search pattern */ 5811 nr, 5812 type == NULL ? NUL : *type, 5813 valid); 5814 5815 vim_free(filename); 5816 vim_free(module); 5817 vim_free(pattern); 5818 vim_free(text); 5819 vim_free(type); 5820 5821 if (status == FAIL) 5822 { 5823 retval = FAIL; 5824 break; 5825 } 5826 } 5827 5828 if (qi->qf_lists[qf_idx].qf_index == 0) 5829 /* no valid entry */ 5830 qi->qf_lists[qf_idx].qf_nonevalid = TRUE; 5831 else 5832 qi->qf_lists[qf_idx].qf_nonevalid = FALSE; 5833 if (action != 'a') 5834 { 5835 qi->qf_lists[qf_idx].qf_ptr = 5836 qi->qf_lists[qf_idx].qf_start; 5837 if (qi->qf_lists[qf_idx].qf_count > 0) 5838 qi->qf_lists[qf_idx].qf_index = 1; 5839 } 5840 5841 /* Don't update the cursor in quickfix window when appending entries */ 5842 qf_update_buffer(qi, old_last); 5843 5844 return retval; 5845 } 5846 5847 /* 5848 * Get the quickfix list index from 'nr' or 'id' 5849 */ 5850 static int 5851 qf_setprop_get_qfidx( 5852 qf_info_T *qi, 5853 dict_T *what, 5854 int action, 5855 int *newlist) 5856 { 5857 dictitem_T *di; 5858 int qf_idx = qi->qf_curlist; /* default is the current list */ 5859 5860 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 5861 { 5862 /* Use the specified quickfix/location list */ 5863 if (di->di_tv.v_type == VAR_NUMBER) 5864 { 5865 /* for zero use the current list */ 5866 if (di->di_tv.vval.v_number != 0) 5867 qf_idx = di->di_tv.vval.v_number - 1; 5868 5869 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 5870 { 5871 /* 5872 * When creating a new list, accept qf_idx pointing to the next 5873 * non-available list and add the new list at the end of the 5874 * stack. 5875 */ 5876 *newlist = TRUE; 5877 qf_idx = qi->qf_listcount > 0 ? qi->qf_listcount - 1 : 0; 5878 } 5879 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 5880 return INVALID_QFIDX; 5881 else if (action != ' ') 5882 *newlist = FALSE; /* use the specified list */ 5883 } 5884 else if (di->di_tv.v_type == VAR_STRING 5885 && di->di_tv.vval.v_string != NULL 5886 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 5887 { 5888 if (qi->qf_listcount > 0) 5889 qf_idx = qi->qf_listcount - 1; 5890 else if (*newlist) 5891 qf_idx = 0; 5892 else 5893 return INVALID_QFIDX; 5894 } 5895 else 5896 return INVALID_QFIDX; 5897 } 5898 5899 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 5900 { 5901 /* Use the quickfix/location list with the specified id */ 5902 if (di->di_tv.v_type != VAR_NUMBER) 5903 return INVALID_QFIDX; 5904 5905 return qf_id2nr(qi, di->di_tv.vval.v_number); 5906 } 5907 5908 return qf_idx; 5909 } 5910 5911 /* 5912 * Set the quickfix list title. 5913 */ 5914 static int 5915 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 5916 { 5917 if (di->di_tv.v_type != VAR_STRING) 5918 return FAIL; 5919 5920 vim_free(qi->qf_lists[qf_idx].qf_title); 5921 qi->qf_lists[qf_idx].qf_title = 5922 get_dict_string(what, (char_u *)"title", TRUE); 5923 if (qf_idx == qi->qf_curlist) 5924 qf_update_win_titlevar(qi); 5925 5926 return OK; 5927 } 5928 5929 /* 5930 * Set quickfix list items/entries. 5931 */ 5932 static int 5933 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 5934 { 5935 int retval = FAIL; 5936 char_u *title_save; 5937 5938 if (di->di_tv.v_type != VAR_LIST) 5939 return FAIL; 5940 5941 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 5942 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 5943 title_save, action == ' ' ? 'a' : action); 5944 vim_free(title_save); 5945 5946 return retval; 5947 } 5948 5949 /* 5950 * Set quickfix list items/entries from a list of lines. 5951 */ 5952 static int 5953 qf_setprop_items_from_lines( 5954 qf_info_T *qi, 5955 int qf_idx, 5956 dict_T *what, 5957 dictitem_T *di, 5958 int action) 5959 { 5960 char_u *errorformat = p_efm; 5961 dictitem_T *efm_di; 5962 int retval = FAIL; 5963 5964 /* Use the user supplied errorformat settings (if present) */ 5965 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 5966 { 5967 if (efm_di->di_tv.v_type != VAR_STRING || 5968 efm_di->di_tv.vval.v_string == NULL) 5969 return FAIL; 5970 errorformat = efm_di->di_tv.vval.v_string; 5971 } 5972 5973 /* Only a List value is supported */ 5974 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 5975 return FAIL; 5976 5977 if (action == 'r') 5978 qf_free_items(qi, qf_idx); 5979 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 5980 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 5981 retval = OK; 5982 5983 return retval; 5984 } 5985 5986 /* 5987 * Set quickfix list context. 5988 */ 5989 static int 5990 qf_setprop_context(qf_info_T *qi, int qf_idx, dictitem_T *di) 5991 { 5992 typval_T *ctx; 5993 5994 free_tv(qi->qf_lists[qf_idx].qf_ctx); 5995 ctx = alloc_tv(); 5996 if (ctx != NULL) 5997 copy_tv(&di->di_tv, ctx); 5998 qi->qf_lists[qf_idx].qf_ctx = ctx; 5999 6000 return OK; 6001 } 6002 6003 /* 6004 * Set quickfix/location list properties (title, items, context). 6005 * Also used to add items from parsing a list of lines. 6006 * Used by the setqflist() and setloclist() Vim script functions. 6007 */ 6008 static int 6009 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 6010 { 6011 dictitem_T *di; 6012 int retval = FAIL; 6013 int qf_idx; 6014 int newlist = FALSE; 6015 6016 if (action == ' ' || qi->qf_curlist == qi->qf_listcount) 6017 newlist = TRUE; 6018 6019 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 6020 if (qf_idx == INVALID_QFIDX) /* List not found */ 6021 return FAIL; 6022 6023 if (newlist) 6024 { 6025 qi->qf_curlist = qf_idx; 6026 qf_new_list(qi, title); 6027 qf_idx = qi->qf_curlist; 6028 } 6029 6030 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 6031 retval = qf_setprop_title(qi, qf_idx, what, di); 6032 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 6033 retval = qf_setprop_items(qi, qf_idx, di, action); 6034 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 6035 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 6036 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 6037 retval = qf_setprop_context(qi, qf_idx, di); 6038 6039 if (retval == OK) 6040 qf_list_changed(qi, qf_idx); 6041 6042 return retval; 6043 } 6044 6045 /* 6046 * Find the non-location list window with the specified location list. 6047 */ 6048 static win_T * 6049 find_win_with_ll(qf_info_T *qi) 6050 { 6051 win_T *wp = NULL; 6052 6053 FOR_ALL_WINDOWS(wp) 6054 if ((wp->w_llist == qi) && !bt_quickfix(wp->w_buffer)) 6055 return wp; 6056 6057 return NULL; 6058 } 6059 6060 /* 6061 * Free the entire quickfix/location list stack. 6062 * If the quickfix/location list window is open, then clear it. 6063 */ 6064 static void 6065 qf_free_stack(win_T *wp, qf_info_T *qi) 6066 { 6067 win_T *qfwin = qf_find_win(qi); 6068 win_T *llwin = NULL; 6069 win_T *orig_wp = wp; 6070 6071 if (qfwin != NULL) 6072 { 6073 /* If the quickfix/location list window is open, then clear it */ 6074 if (qi->qf_curlist < qi->qf_listcount) 6075 qf_free(qi, qi->qf_curlist); 6076 qf_update_buffer(qi, NULL); 6077 } 6078 6079 if (wp != NULL && IS_LL_WINDOW(wp)) 6080 { 6081 /* If in the location list window, then use the non-location list 6082 * window with this location list (if present) 6083 */ 6084 llwin = find_win_with_ll(qi); 6085 if (llwin != NULL) 6086 wp = llwin; 6087 } 6088 6089 qf_free_all(wp); 6090 if (wp == NULL) 6091 { 6092 /* quickfix list */ 6093 qi->qf_curlist = 0; 6094 qi->qf_listcount = 0; 6095 } 6096 else if (IS_LL_WINDOW(orig_wp)) 6097 { 6098 /* If the location list window is open, then create a new empty 6099 * location list */ 6100 qf_info_T *new_ll = ll_new_list(); 6101 6102 /* first free the list reference in the location list window */ 6103 ll_free_all(&orig_wp->w_llist_ref); 6104 6105 orig_wp->w_llist_ref = new_ll; 6106 if (llwin != NULL) 6107 { 6108 llwin->w_llist = new_ll; 6109 new_ll->qf_refcount++; 6110 } 6111 } 6112 } 6113 6114 /* 6115 * Populate the quickfix list with the items supplied in the list 6116 * of dictionaries. "title" will be copied to w:quickfix_title. 6117 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 6118 */ 6119 int 6120 set_errorlist( 6121 win_T *wp, 6122 list_T *list, 6123 int action, 6124 char_u *title, 6125 dict_T *what) 6126 { 6127 qf_info_T *qi = &ql_info; 6128 int retval = OK; 6129 6130 if (wp != NULL) 6131 { 6132 qi = ll_get_or_alloc_list(wp); 6133 if (qi == NULL) 6134 return FAIL; 6135 } 6136 6137 if (action == 'f') 6138 { 6139 /* Free the entire quickfix or location list stack */ 6140 qf_free_stack(wp, qi); 6141 } 6142 else if (what != NULL) 6143 retval = qf_set_properties(qi, what, action, title); 6144 else 6145 { 6146 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 6147 if (retval == OK) 6148 qf_list_changed(qi, qi->qf_curlist); 6149 } 6150 6151 return retval; 6152 } 6153 6154 /* 6155 * Mark the context as in use for all the lists in a quickfix stack. 6156 */ 6157 static int 6158 mark_quickfix_ctx(qf_info_T *qi, int copyID) 6159 { 6160 int i; 6161 int abort = FALSE; 6162 typval_T *ctx; 6163 6164 for (i = 0; i < LISTCOUNT && !abort; ++i) 6165 { 6166 ctx = qi->qf_lists[i].qf_ctx; 6167 if (ctx != NULL && ctx->v_type != VAR_NUMBER 6168 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 6169 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 6170 } 6171 6172 return abort; 6173 } 6174 6175 /* 6176 * Mark the context of the quickfix list and the location lists (if present) as 6177 * "in use". So that garbage collection doesn't free the context. 6178 */ 6179 int 6180 set_ref_in_quickfix(int copyID) 6181 { 6182 int abort = FALSE; 6183 tabpage_T *tp; 6184 win_T *win; 6185 6186 abort = mark_quickfix_ctx(&ql_info, copyID); 6187 if (abort) 6188 return abort; 6189 6190 FOR_ALL_TAB_WINDOWS(tp, win) 6191 { 6192 if (win->w_llist != NULL) 6193 { 6194 abort = mark_quickfix_ctx(win->w_llist, copyID); 6195 if (abort) 6196 return abort; 6197 } 6198 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 6199 { 6200 /* In a location list window and none of the other windows is 6201 * referring to this location list. Mark the location list 6202 * context as still in use. 6203 */ 6204 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 6205 if (abort) 6206 return abort; 6207 } 6208 } 6209 6210 return abort; 6211 } 6212 #endif 6213 6214 /* 6215 * ":[range]cbuffer [bufnr]" command. 6216 * ":[range]caddbuffer [bufnr]" command. 6217 * ":[range]cgetbuffer [bufnr]" command. 6218 * ":[range]lbuffer [bufnr]" command. 6219 * ":[range]laddbuffer [bufnr]" command. 6220 * ":[range]lgetbuffer [bufnr]" command. 6221 */ 6222 void 6223 ex_cbuffer(exarg_T *eap) 6224 { 6225 buf_T *buf = NULL; 6226 qf_info_T *qi = &ql_info; 6227 char_u *au_name = NULL; 6228 int res; 6229 int_u save_qfid; 6230 win_T *wp = NULL; 6231 6232 switch (eap->cmdidx) 6233 { 6234 case CMD_cbuffer: au_name = (char_u *)"cbuffer"; break; 6235 case CMD_cgetbuffer: au_name = (char_u *)"cgetbuffer"; break; 6236 case CMD_caddbuffer: au_name = (char_u *)"caddbuffer"; break; 6237 case CMD_lbuffer: au_name = (char_u *)"lbuffer"; break; 6238 case CMD_lgetbuffer: au_name = (char_u *)"lgetbuffer"; break; 6239 case CMD_laddbuffer: au_name = (char_u *)"laddbuffer"; break; 6240 default: break; 6241 } 6242 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6243 curbuf->b_fname, TRUE, curbuf)) 6244 { 6245 #ifdef FEAT_EVAL 6246 if (aborting()) 6247 return; 6248 #endif 6249 } 6250 6251 /* Must come after autocommands. */ 6252 if (eap->cmdidx == CMD_lbuffer 6253 || eap->cmdidx == CMD_lgetbuffer 6254 || eap->cmdidx == CMD_laddbuffer) 6255 { 6256 qi = ll_get_or_alloc_list(curwin); 6257 if (qi == NULL) 6258 return; 6259 wp = curwin; 6260 } 6261 6262 if (*eap->arg == NUL) 6263 buf = curbuf; 6264 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 6265 buf = buflist_findnr(atoi((char *)eap->arg)); 6266 if (buf == NULL) 6267 EMSG(_(e_invarg)); 6268 else if (buf->b_ml.ml_mfp == NULL) 6269 EMSG(_("E681: Buffer is not loaded")); 6270 else 6271 { 6272 if (eap->addr_count == 0) 6273 { 6274 eap->line1 = 1; 6275 eap->line2 = buf->b_ml.ml_line_count; 6276 } 6277 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 6278 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 6279 EMSG(_(e_invrange)); 6280 else 6281 { 6282 char_u *qf_title = qf_cmdtitle(*eap->cmdlinep); 6283 6284 if (buf->b_sfname) 6285 { 6286 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 6287 (char *)qf_title, (char *)buf->b_sfname); 6288 qf_title = IObuff; 6289 } 6290 6291 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 6292 (eap->cmdidx != CMD_caddbuffer 6293 && eap->cmdidx != CMD_laddbuffer), 6294 eap->line1, eap->line2, 6295 qf_title, NULL); 6296 if (res >= 0) 6297 qf_list_changed(qi, qi->qf_curlist); 6298 6299 // Remember the current quickfix list identifier, so that we can 6300 // check for autocommands changing the current quickfix list. 6301 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 6302 if (au_name != NULL) 6303 { 6304 buf_T *curbuf_old = curbuf; 6305 6306 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6307 curbuf->b_fname, TRUE, curbuf); 6308 if (curbuf != curbuf_old) 6309 // Autocommands changed buffer, don't jump now, "qi" may 6310 // be invalid. 6311 res = 0; 6312 } 6313 // Jump to the first error for a new list and if autocmds didn't 6314 // free the list. 6315 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 6316 eap->cmdidx == CMD_lbuffer) 6317 && qflist_valid(wp, save_qfid)) 6318 { 6319 // If autocommands changed the current list, then restore it 6320 if (qi->qf_lists[qi->qf_curlist].qf_id != save_qfid) 6321 qi->qf_curlist = qf_id2nr(qi, save_qfid); 6322 qf_jump(qi, 0, 0, eap->forceit); /* display first error */ 6323 } 6324 } 6325 } 6326 } 6327 6328 #if defined(FEAT_EVAL) || defined(PROTO) 6329 /* 6330 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 6331 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 6332 */ 6333 void 6334 ex_cexpr(exarg_T *eap) 6335 { 6336 typval_T *tv; 6337 qf_info_T *qi = &ql_info; 6338 char_u *au_name = NULL; 6339 int res; 6340 int_u save_qfid; 6341 win_T *wp = NULL; 6342 6343 switch (eap->cmdidx) 6344 { 6345 case CMD_cexpr: au_name = (char_u *)"cexpr"; break; 6346 case CMD_cgetexpr: au_name = (char_u *)"cgetexpr"; break; 6347 case CMD_caddexpr: au_name = (char_u *)"caddexpr"; break; 6348 case CMD_lexpr: au_name = (char_u *)"lexpr"; break; 6349 case CMD_lgetexpr: au_name = (char_u *)"lgetexpr"; break; 6350 case CMD_laddexpr: au_name = (char_u *)"laddexpr"; break; 6351 default: break; 6352 } 6353 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6354 curbuf->b_fname, TRUE, curbuf)) 6355 { 6356 #ifdef FEAT_EVAL 6357 if (aborting()) 6358 return; 6359 #endif 6360 } 6361 6362 if (eap->cmdidx == CMD_lexpr 6363 || eap->cmdidx == CMD_lgetexpr 6364 || eap->cmdidx == CMD_laddexpr) 6365 { 6366 qi = ll_get_or_alloc_list(curwin); 6367 if (qi == NULL) 6368 return; 6369 wp = curwin; 6370 } 6371 6372 /* Evaluate the expression. When the result is a string or a list we can 6373 * use it to fill the errorlist. */ 6374 tv = eval_expr(eap->arg, NULL); 6375 if (tv != NULL) 6376 { 6377 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 6378 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 6379 { 6380 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 6381 (eap->cmdidx != CMD_caddexpr 6382 && eap->cmdidx != CMD_laddexpr), 6383 (linenr_T)0, (linenr_T)0, 6384 qf_cmdtitle(*eap->cmdlinep), NULL); 6385 if (res >= 0) 6386 qf_list_changed(qi, qi->qf_curlist); 6387 6388 // Remember the current quickfix list identifier, so that we can 6389 // check for autocommands changing the current quickfix list. 6390 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 6391 if (au_name != NULL) 6392 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6393 curbuf->b_fname, TRUE, curbuf); 6394 6395 // Jump to the first error for a new list and if autocmds didn't 6396 // free the list. 6397 if (res > 0 && (eap->cmdidx == CMD_cexpr 6398 || eap->cmdidx == CMD_lexpr) 6399 && qflist_valid(wp, save_qfid)) 6400 { 6401 // If autocommands changed the current list, then restore it 6402 if (qi->qf_lists[qi->qf_curlist].qf_id != save_qfid) 6403 qi->qf_curlist = qf_id2nr(qi, save_qfid); 6404 qf_jump(qi, 0, 0, eap->forceit); 6405 } 6406 } 6407 else 6408 EMSG(_("E777: String or List expected")); 6409 free_tv(tv); 6410 } 6411 } 6412 #endif 6413 6414 /* 6415 * Get the location list for ":lhelpgrep" 6416 */ 6417 static qf_info_T * 6418 hgr_get_ll(int *new_ll) 6419 { 6420 win_T *wp; 6421 qf_info_T *qi; 6422 6423 /* If the current window is a help window, then use it */ 6424 if (bt_help(curwin->w_buffer)) 6425 wp = curwin; 6426 else 6427 /* Find an existing help window */ 6428 wp = qf_find_help_win(); 6429 6430 if (wp == NULL) /* Help window not found */ 6431 qi = NULL; 6432 else 6433 qi = wp->w_llist; 6434 6435 if (qi == NULL) 6436 { 6437 /* Allocate a new location list for help text matches */ 6438 if ((qi = ll_new_list()) == NULL) 6439 return NULL; 6440 *new_ll = TRUE; 6441 } 6442 6443 return qi; 6444 } 6445 6446 /* 6447 * Search for a pattern in a help file. 6448 */ 6449 static void 6450 hgr_search_file( 6451 qf_info_T *qi, 6452 char_u *fname, 6453 #ifdef FEAT_MBYTE 6454 vimconv_T *p_vc, 6455 #endif 6456 regmatch_T *p_regmatch) 6457 { 6458 FILE *fd; 6459 long lnum; 6460 6461 fd = mch_fopen((char *)fname, "r"); 6462 if (fd == NULL) 6463 return; 6464 6465 lnum = 1; 6466 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 6467 { 6468 char_u *line = IObuff; 6469 #ifdef FEAT_MBYTE 6470 /* Convert a line if 'encoding' is not utf-8 and 6471 * the line contains a non-ASCII character. */ 6472 if (p_vc->vc_type != CONV_NONE 6473 && has_non_ascii(IObuff)) 6474 { 6475 line = string_convert(p_vc, IObuff, NULL); 6476 if (line == NULL) 6477 line = IObuff; 6478 } 6479 #endif 6480 6481 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 6482 { 6483 int l = (int)STRLEN(line); 6484 6485 /* remove trailing CR, LF, spaces, etc. */ 6486 while (l > 0 && line[l - 1] <= ' ') 6487 line[--l] = NUL; 6488 6489 if (qf_add_entry(qi, 6490 qi->qf_curlist, 6491 NULL, /* dir */ 6492 fname, 6493 NULL, 6494 0, 6495 line, 6496 lnum, 6497 (int)(p_regmatch->startp[0] - line) 6498 + 1, /* col */ 6499 FALSE, /* vis_col */ 6500 NULL, /* search pattern */ 6501 0, /* nr */ 6502 1, /* type */ 6503 TRUE /* valid */ 6504 ) == FAIL) 6505 { 6506 got_int = TRUE; 6507 #ifdef FEAT_MBYTE 6508 if (line != IObuff) 6509 vim_free(line); 6510 #endif 6511 break; 6512 } 6513 } 6514 #ifdef FEAT_MBYTE 6515 if (line != IObuff) 6516 vim_free(line); 6517 #endif 6518 ++lnum; 6519 line_breakcheck(); 6520 } 6521 fclose(fd); 6522 } 6523 6524 /* 6525 * Search for a pattern in all the help files in the doc directory under 6526 * the given directory. 6527 */ 6528 static void 6529 hgr_search_files_in_dir( 6530 qf_info_T *qi, 6531 char_u *dirname, 6532 regmatch_T *p_regmatch 6533 #ifdef FEAT_MBYTE 6534 , vimconv_T *p_vc 6535 #endif 6536 #ifdef FEAT_MULTI_LANG 6537 , char_u *lang 6538 #endif 6539 ) 6540 { 6541 int fcount; 6542 char_u **fnames; 6543 int fi; 6544 6545 /* Find all "*.txt" and "*.??x" files in the "doc" directory. */ 6546 add_pathsep(dirname); 6547 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 6548 if (gen_expand_wildcards(1, &dirname, &fcount, 6549 &fnames, EW_FILE|EW_SILENT) == OK 6550 && fcount > 0) 6551 { 6552 for (fi = 0; fi < fcount && !got_int; ++fi) 6553 { 6554 #ifdef FEAT_MULTI_LANG 6555 /* Skip files for a different language. */ 6556 if (lang != NULL 6557 && STRNICMP(lang, fnames[fi] 6558 + STRLEN(fnames[fi]) - 3, 2) != 0 6559 && !(STRNICMP(lang, "en", 2) == 0 6560 && STRNICMP("txt", fnames[fi] 6561 + STRLEN(fnames[fi]) - 3, 3) == 0)) 6562 continue; 6563 #endif 6564 6565 hgr_search_file(qi, fnames[fi], 6566 #ifdef FEAT_MBYTE 6567 p_vc, 6568 #endif 6569 p_regmatch); 6570 } 6571 FreeWild(fcount, fnames); 6572 } 6573 } 6574 6575 /* 6576 * Search for a pattern in all the help files in the 'runtimepath' 6577 * and add the matches to a quickfix list. 6578 * 'arg' is the language specifier. If supplied, then only matches in the 6579 * specified language are found. 6580 */ 6581 static void 6582 hgr_search_in_rtp(qf_info_T *qi, regmatch_T *p_regmatch, char_u *arg) 6583 { 6584 char_u *p; 6585 #ifdef FEAT_MULTI_LANG 6586 char_u *lang; 6587 #endif 6588 6589 #ifdef FEAT_MBYTE 6590 vimconv_T vc; 6591 6592 /* Help files are in utf-8 or latin1, convert lines when 'encoding' 6593 * differs. */ 6594 vc.vc_type = CONV_NONE; 6595 if (!enc_utf8) 6596 convert_setup(&vc, (char_u *)"utf-8", p_enc); 6597 #endif 6598 6599 #ifdef FEAT_MULTI_LANG 6600 /* Check for a specified language */ 6601 lang = check_help_lang(arg); 6602 #endif 6603 6604 /* Go through all the directories in 'runtimepath' */ 6605 p = p_rtp; 6606 while (*p != NUL && !got_int) 6607 { 6608 copy_option_part(&p, NameBuff, MAXPATHL, ","); 6609 6610 hgr_search_files_in_dir(qi, NameBuff, p_regmatch 6611 #ifdef FEAT_MBYTE 6612 , &vc 6613 #endif 6614 #ifdef FEAT_MULTI_LANG 6615 , lang 6616 #endif 6617 ); 6618 } 6619 6620 #ifdef FEAT_MBYTE 6621 if (vc.vc_type != CONV_NONE) 6622 convert_setup(&vc, NULL, NULL); 6623 #endif 6624 } 6625 6626 /* 6627 * ":helpgrep {pattern}" 6628 */ 6629 void 6630 ex_helpgrep(exarg_T *eap) 6631 { 6632 regmatch_T regmatch; 6633 char_u *save_cpo; 6634 qf_info_T *qi = &ql_info; 6635 int new_qi = FALSE; 6636 char_u *au_name = NULL; 6637 6638 switch (eap->cmdidx) 6639 { 6640 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 6641 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 6642 default: break; 6643 } 6644 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6645 curbuf->b_fname, TRUE, curbuf)) 6646 { 6647 #ifdef FEAT_EVAL 6648 if (aborting()) 6649 return; 6650 #endif 6651 } 6652 6653 /* Make 'cpoptions' empty, the 'l' flag should not be used here. */ 6654 save_cpo = p_cpo; 6655 p_cpo = empty_option; 6656 6657 if (eap->cmdidx == CMD_lhelpgrep) 6658 { 6659 qi = hgr_get_ll(&new_qi); 6660 if (qi == NULL) 6661 return; 6662 } 6663 6664 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 6665 regmatch.rm_ic = FALSE; 6666 if (regmatch.regprog != NULL) 6667 { 6668 /* create a new quickfix list */ 6669 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 6670 6671 hgr_search_in_rtp(qi, ®match, eap->arg); 6672 6673 vim_regfree(regmatch.regprog); 6674 6675 qi->qf_lists[qi->qf_curlist].qf_nonevalid = FALSE; 6676 qi->qf_lists[qi->qf_curlist].qf_ptr = 6677 qi->qf_lists[qi->qf_curlist].qf_start; 6678 qi->qf_lists[qi->qf_curlist].qf_index = 1; 6679 } 6680 6681 if (p_cpo == empty_option) 6682 p_cpo = save_cpo; 6683 else 6684 /* Darn, some plugin changed the value. */ 6685 free_string_option(save_cpo); 6686 6687 qf_list_changed(qi, qi->qf_curlist); 6688 qf_update_buffer(qi, NULL); 6689 6690 if (au_name != NULL) 6691 { 6692 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6693 curbuf->b_fname, TRUE, curbuf); 6694 if (!new_qi && qi != &ql_info && qf_find_buf(qi) == NULL) 6695 /* autocommands made "qi" invalid */ 6696 return; 6697 } 6698 6699 /* Jump to first match. */ 6700 if (qi->qf_lists[qi->qf_curlist].qf_count > 0) 6701 qf_jump(qi, 0, 0, FALSE); 6702 else 6703 EMSG2(_(e_nomatch2), eap->arg); 6704 6705 if (eap->cmdidx == CMD_lhelpgrep) 6706 { 6707 /* If the help window is not opened or if it already points to the 6708 * correct location list, then free the new location list. */ 6709 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 6710 { 6711 if (new_qi) 6712 ll_free_all(&qi); 6713 } 6714 else if (curwin->w_llist == NULL) 6715 curwin->w_llist = qi; 6716 } 6717 } 6718 6719 #endif /* FEAT_QUICKFIX */ 6720