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 list type. 54 */ 55 typedef enum 56 { 57 QFLT_QUICKFIX, // Quickfix list - global list 58 QFLT_LOCATION, // Location list - per window list 59 QFLT_INTERNAL // Internal - Temporary list used by getqflist()/getloclist() 60 } qfltype_T; 61 62 /* 63 * Quickfix/Location list definition 64 * Contains a list of entries (qfline_T). qf_start points to the first entry 65 * and qf_last points to the last entry. qf_count contains the list size. 66 * 67 * Usually the list contains one or more entries. But an empty list can be 68 * created using setqflist()/setloclist() with a title and/or user context 69 * information and entries can be added later using setqflist()/setloclist(). 70 */ 71 typedef struct qf_list_S 72 { 73 int_u qf_id; // Unique identifier for this list 74 qfltype_T qfl_type; 75 qfline_T *qf_start; // pointer to the first error 76 qfline_T *qf_last; // pointer to the last error 77 qfline_T *qf_ptr; // pointer to the current error 78 int qf_count; // number of errors (0 means empty list) 79 int qf_index; // current index in the error list 80 int qf_nonevalid; // TRUE if not a single valid entry found 81 char_u *qf_title; // title derived from the command that created 82 // the error list or set by setqflist 83 typval_T *qf_ctx; // context set by setqflist/setloclist 84 85 struct dir_stack_T *qf_dir_stack; 86 char_u *qf_directory; 87 struct dir_stack_T *qf_file_stack; 88 char_u *qf_currfile; 89 int qf_multiline; 90 int qf_multiignore; 91 int qf_multiscan; 92 long qf_changedtick; 93 } qf_list_T; 94 95 /* 96 * Quickfix/Location list stack definition 97 * Contains a list of quickfix/location lists (qf_list_T) 98 */ 99 struct qf_info_S 100 { 101 // Count of references to this list. Used only for location lists. 102 // When a location list window reference this list, qf_refcount 103 // will be 2. Otherwise, qf_refcount will be 1. When qf_refcount 104 // reaches 0, the list is freed. 105 int qf_refcount; 106 int qf_listcount; // current number of lists 107 int qf_curlist; // current error list 108 qf_list_T qf_lists[LISTCOUNT]; 109 qfltype_T qfl_type; // type of list 110 }; 111 112 static qf_info_T ql_info; // global quickfix list 113 static int_u last_qf_id = 0; // Last used quickfix list id 114 115 #define FMT_PATTERNS 11 // maximum number of % recognized 116 117 /* 118 * Structure used to hold the info of one part of 'errorformat' 119 */ 120 typedef struct efm_S efm_T; 121 struct efm_S 122 { 123 regprog_T *prog; // pre-formatted part of 'errorformat' 124 efm_T *next; // pointer to next (NULL if last) 125 char_u addr[FMT_PATTERNS]; // indices of used % patterns 126 char_u prefix; // prefix of this format line: 127 // 'D' enter directory 128 // 'X' leave directory 129 // 'A' start of multi-line message 130 // 'E' error message 131 // 'W' warning message 132 // 'I' informational message 133 // 'C' continuation line 134 // 'Z' end of multi-line message 135 // 'G' general, unspecific message 136 // 'P' push file (partial) message 137 // 'Q' pop/quit file (partial) message 138 // 'O' overread (partial) message 139 char_u flags; // additional flags given in prefix 140 // '-' do not include this line 141 // '+' include whole line in message 142 int conthere; // %> used 143 }; 144 145 // List of location lists to be deleted. 146 // Used to delay the deletion of locations lists by autocmds. 147 typedef struct qf_delq_S 148 { 149 struct qf_delq_S *next; 150 qf_info_T *qi; 151 } qf_delq_T; 152 static qf_delq_T *qf_delq_head = NULL; 153 154 // Counter to prevent autocmds from freeing up location lists when they are 155 // still being used. 156 static int quickfix_busy = 0; 157 158 static efm_T *fmt_start = NULL; // cached across qf_parse_line() calls 159 160 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 161 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); 162 static void qf_free(qf_list_T *qfl); 163 static char_u *qf_types(int, int); 164 static int qf_get_fnum(qf_info_T *qi, int qf_idx, char_u *, char_u *); 165 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 166 static char_u *qf_pop_dir(struct dir_stack_T **); 167 static char_u *qf_guess_filepath(qf_list_T *qfl, char_u *); 168 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 169 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 170 static win_T *qf_find_win(qf_info_T *qi); 171 static buf_T *qf_find_buf(qf_info_T *qi); 172 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 173 static void qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last); 174 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 175 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 176 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 177 static qf_info_T *ll_get_or_alloc_list(win_T *); 178 179 // Quickfix window check helper macro 180 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 181 // Location list window check helper macro 182 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 183 184 // Quickfix and location list stack check helper macros 185 #define IS_QF_STACK(qi) (qi->qfl_type == QFLT_QUICKFIX) 186 #define IS_LL_STACK(qi) (qi->qfl_type == QFLT_LOCATION) 187 #define IS_QF_LIST(qfl) (qfl->qfl_type == QFLT_QUICKFIX) 188 #define IS_LL_LIST(qfl) (qfl->qfl_type == QFLT_LOCATION) 189 190 /* 191 * Return location list for window 'wp' 192 * For location list window, return the referenced location list 193 */ 194 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 195 196 /* 197 * Looking up a buffer can be slow if there are many. Remember the last one 198 * to make this a lot faster if there are multiple matches in the same file. 199 */ 200 static char_u *qf_last_bufname = NULL; 201 static bufref_T qf_last_bufref = {NULL, 0, 0}; 202 203 static char *e_loc_list_changed = 204 N_("E926: Current location list was changed"); 205 206 /* 207 * Maximum number of bytes allowed per line while reading a errorfile. 208 */ 209 #define LINE_MAXLEN 4096 210 211 static struct fmtpattern 212 { 213 char_u convchar; 214 char *pattern; 215 } fmt_pat[FMT_PATTERNS] = 216 { 217 {'f', ".\\+"}, // only used when at end 218 {'n', "\\d\\+"}, 219 {'l', "\\d\\+"}, 220 {'c', "\\d\\+"}, 221 {'t', "."}, 222 {'m', ".\\+"}, 223 {'r', ".*"}, 224 {'p', "[- .]*"}, 225 {'v', "\\d\\+"}, 226 {'s', ".\\+"}, 227 {'o', ".\\+"} 228 }; 229 230 /* 231 * Convert an errorformat pattern to a regular expression pattern. 232 * See fmt_pat definition above for the list of supported patterns. The 233 * pattern specifier is supplied in "efmpat". The converted pattern is stored 234 * in "regpat". Returns a pointer to the location after the pattern. 235 */ 236 static char_u * 237 efmpat_to_regpat( 238 char_u *efmpat, 239 char_u *regpat, 240 efm_T *efminfo, 241 int idx, 242 int round) 243 { 244 char_u *srcptr; 245 246 if (efminfo->addr[idx]) 247 { 248 // Each errorformat pattern can occur only once 249 semsg(_("E372: Too many %%%c in format string"), *efmpat); 250 return NULL; 251 } 252 if ((idx && idx < 6 253 && vim_strchr((char_u *)"DXOPQ", efminfo->prefix) != NULL) 254 || (idx == 6 255 && vim_strchr((char_u *)"OPQ", efminfo->prefix) == NULL)) 256 { 257 semsg(_("E373: Unexpected %%%c in format string"), *efmpat); 258 return NULL; 259 } 260 efminfo->addr[idx] = (char_u)++round; 261 *regpat++ = '\\'; 262 *regpat++ = '('; 263 #ifdef BACKSLASH_IN_FILENAME 264 if (*efmpat == 'f') 265 { 266 // Also match "c:" in the file name, even when 267 // checking for a colon next: "%f:". 268 // "\%(\a:\)\=" 269 STRCPY(regpat, "\\%(\\a:\\)\\="); 270 regpat += 10; 271 } 272 #endif 273 if (*efmpat == 'f' && efmpat[1] != NUL) 274 { 275 if (efmpat[1] != '\\' && efmpat[1] != '%') 276 { 277 // A file name may contain spaces, but this isn't 278 // in "\f". For "%f:%l:%m" there may be a ":" in 279 // the file name. Use ".\{-1,}x" instead (x is 280 // the next character), the requirement that :999: 281 // follows should work. 282 STRCPY(regpat, ".\\{-1,}"); 283 regpat += 7; 284 } 285 else 286 { 287 // File name followed by '\\' or '%': include as 288 // many file name chars as possible. 289 STRCPY(regpat, "\\f\\+"); 290 regpat += 4; 291 } 292 } 293 else 294 { 295 srcptr = (char_u *)fmt_pat[idx].pattern; 296 while ((*regpat = *srcptr++) != NUL) 297 ++regpat; 298 } 299 *regpat++ = '\\'; 300 *regpat++ = ')'; 301 302 return regpat; 303 } 304 305 /* 306 * Convert a scanf like format in 'errorformat' to a regular expression. 307 * Returns a pointer to the location after the pattern. 308 */ 309 static char_u * 310 scanf_fmt_to_regpat( 311 char_u **pefmp, 312 char_u *efm, 313 int len, 314 char_u *regpat) 315 { 316 char_u *efmp = *pefmp; 317 318 if (*efmp == '[' || *efmp == '\\') 319 { 320 if ((*regpat++ = *efmp) == '[') // %*[^a-z0-9] etc. 321 { 322 if (efmp[1] == '^') 323 *regpat++ = *++efmp; 324 if (efmp < efm + len) 325 { 326 *regpat++ = *++efmp; // could be ']' 327 while (efmp < efm + len 328 && (*regpat++ = *++efmp) != ']') 329 // skip ; 330 if (efmp == efm + len) 331 { 332 emsg(_("E374: Missing ] in format string")); 333 return NULL; 334 } 335 } 336 } 337 else if (efmp < efm + len) // %*\D, %*\s etc. 338 *regpat++ = *++efmp; 339 *regpat++ = '\\'; 340 *regpat++ = '+'; 341 } 342 else 343 { 344 // TODO: scanf()-like: %*ud, %*3c, %*f, ... ? 345 semsg(_("E375: Unsupported %%%c in format string"), *efmp); 346 return NULL; 347 } 348 349 *pefmp = efmp; 350 351 return regpat; 352 } 353 354 /* 355 * Analyze/parse an errorformat prefix. 356 */ 357 static char_u * 358 efm_analyze_prefix(char_u *efmp, efm_T *efminfo) 359 { 360 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 361 efminfo->flags = *efmp++; 362 if (vim_strchr((char_u *)"DXAEWICZGOPQ", *efmp) != NULL) 363 efminfo->prefix = *efmp; 364 else 365 { 366 semsg(_("E376: Invalid %%%c in format string prefix"), *efmp); 367 return NULL; 368 } 369 370 return efmp; 371 } 372 373 /* 374 * Converts a 'errorformat' string part in 'efm' to a regular expression 375 * pattern. The resulting regex pattern is returned in "regpat". Additional 376 * information about the 'erroformat' pattern is returned in "fmt_ptr". 377 * Returns OK or FAIL. 378 */ 379 static int 380 efm_to_regpat( 381 char_u *efm, 382 int len, 383 efm_T *fmt_ptr, 384 char_u *regpat) 385 { 386 char_u *ptr; 387 char_u *efmp; 388 int round; 389 int idx = 0; 390 391 // Build a regexp pattern for a 'errorformat' option part 392 ptr = regpat; 393 *ptr++ = '^'; 394 round = 0; 395 for (efmp = efm; efmp < efm + len; ++efmp) 396 { 397 if (*efmp == '%') 398 { 399 ++efmp; 400 for (idx = 0; idx < FMT_PATTERNS; ++idx) 401 if (fmt_pat[idx].convchar == *efmp) 402 break; 403 if (idx < FMT_PATTERNS) 404 { 405 ptr = efmpat_to_regpat(efmp, ptr, fmt_ptr, idx, round); 406 if (ptr == NULL) 407 return FAIL; 408 round++; 409 } 410 else if (*efmp == '*') 411 { 412 ++efmp; 413 ptr = scanf_fmt_to_regpat(&efmp, efm, len, ptr); 414 if (ptr == NULL) 415 return FAIL; 416 } 417 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 418 *ptr++ = *efmp; // regexp magic characters 419 else if (*efmp == '#') 420 *ptr++ = '*'; 421 else if (*efmp == '>') 422 fmt_ptr->conthere = TRUE; 423 else if (efmp == efm + 1) // analyse prefix 424 { 425 // prefix is allowed only at the beginning of the errorformat 426 // option part 427 efmp = efm_analyze_prefix(efmp, fmt_ptr); 428 if (efmp == NULL) 429 return FAIL; 430 } 431 else 432 { 433 semsg(_("E377: Invalid %%%c in format string"), *efmp); 434 return FAIL; 435 } 436 } 437 else // copy normal character 438 { 439 if (*efmp == '\\' && efmp + 1 < efm + len) 440 ++efmp; 441 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 442 *ptr++ = '\\'; // escape regexp atoms 443 if (*efmp) 444 *ptr++ = *efmp; 445 } 446 } 447 *ptr++ = '$'; 448 *ptr = NUL; 449 450 return OK; 451 } 452 453 /* 454 * Free the 'errorformat' information list 455 */ 456 static void 457 free_efm_list(efm_T **efm_first) 458 { 459 efm_T *efm_ptr; 460 461 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 462 { 463 *efm_first = efm_ptr->next; 464 vim_regfree(efm_ptr->prog); 465 vim_free(efm_ptr); 466 } 467 fmt_start = NULL; 468 } 469 470 /* 471 * Compute the size of the buffer used to convert a 'errorformat' pattern into 472 * a regular expression pattern. 473 */ 474 static int 475 efm_regpat_bufsz(char_u *efm) 476 { 477 int sz; 478 int i; 479 480 sz = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 481 for (i = FMT_PATTERNS; i > 0; ) 482 sz += (int)STRLEN(fmt_pat[--i].pattern); 483 #ifdef BACKSLASH_IN_FILENAME 484 sz += 12; // "%f" can become twelve chars longer (see efm_to_regpat) 485 #else 486 sz += 2; // "%f" can become two chars longer 487 #endif 488 489 return sz; 490 } 491 492 /* 493 * Return the length of a 'errorformat' option part (separated by ","). 494 */ 495 static int 496 efm_option_part_len(char_u *efm) 497 { 498 int len; 499 500 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 501 if (efm[len] == '\\' && efm[len + 1] != NUL) 502 ++len; 503 504 return len; 505 } 506 507 /* 508 * Parse the 'errorformat' option. Multiple parts in the 'errorformat' option 509 * are parsed and converted to regular expressions. Returns information about 510 * the parsed 'errorformat' option. 511 */ 512 static efm_T * 513 parse_efm_option(char_u *efm) 514 { 515 efm_T *fmt_ptr = NULL; 516 efm_T *fmt_first = NULL; 517 efm_T *fmt_last = NULL; 518 char_u *fmtstr = NULL; 519 int len; 520 int sz; 521 522 // Each part of the format string is copied and modified from errorformat 523 // to regex prog. Only a few % characters are allowed. 524 525 // Get some space to modify the format string into. 526 sz = efm_regpat_bufsz(efm); 527 if ((fmtstr = alloc(sz)) == NULL) 528 goto parse_efm_error; 529 530 while (efm[0] != NUL) 531 { 532 // Allocate a new eformat structure and put it at the end of the list 533 fmt_ptr = (efm_T *)alloc_clear((unsigned)sizeof(efm_T)); 534 if (fmt_ptr == NULL) 535 goto parse_efm_error; 536 if (fmt_first == NULL) // first one 537 fmt_first = fmt_ptr; 538 else 539 fmt_last->next = fmt_ptr; 540 fmt_last = fmt_ptr; 541 542 // Isolate one part in the 'errorformat' option 543 len = efm_option_part_len(efm); 544 545 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr) == FAIL) 546 goto parse_efm_error; 547 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 548 goto parse_efm_error; 549 // Advance to next part 550 efm = skip_to_option_part(efm + len); // skip comma and spaces 551 } 552 553 if (fmt_first == NULL) // nothing found 554 emsg(_("E378: 'errorformat' contains no pattern")); 555 556 goto parse_efm_end; 557 558 parse_efm_error: 559 free_efm_list(&fmt_first); 560 561 parse_efm_end: 562 vim_free(fmtstr); 563 564 return fmt_first; 565 } 566 567 enum { 568 QF_FAIL = 0, 569 QF_OK = 1, 570 QF_END_OF_INPUT = 2, 571 QF_NOMEM = 3, 572 QF_IGNORE_LINE = 4, 573 QF_MULTISCAN = 5, 574 }; 575 576 /* 577 * State information used to parse lines and add entries to a quickfix/location 578 * list. 579 */ 580 typedef struct { 581 char_u *linebuf; 582 int linelen; 583 char_u *growbuf; 584 int growbufsiz; 585 FILE *fd; 586 typval_T *tv; 587 char_u *p_str; 588 listitem_T *p_li; 589 buf_T *buf; 590 linenr_T buflnum; 591 linenr_T lnumlast; 592 vimconv_T vc; 593 } qfstate_T; 594 595 /* 596 * Allocate more memory for the line buffer used for parsing lines. 597 */ 598 static char_u * 599 qf_grow_linebuf(qfstate_T *state, int newsz) 600 { 601 char_u *p; 602 603 // If the line exceeds LINE_MAXLEN exclude the last 604 // byte since it's not a NL character. 605 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 606 if (state->growbuf == NULL) 607 { 608 state->growbuf = alloc(state->linelen + 1); 609 if (state->growbuf == NULL) 610 return NULL; 611 state->growbufsiz = state->linelen; 612 } 613 else if (state->linelen > state->growbufsiz) 614 { 615 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 616 return NULL; 617 state->growbuf = p; 618 state->growbufsiz = state->linelen; 619 } 620 return state->growbuf; 621 } 622 623 /* 624 * Get the next string (separated by newline) from state->p_str. 625 */ 626 static int 627 qf_get_next_str_line(qfstate_T *state) 628 { 629 // Get the next line from the supplied string 630 char_u *p_str = state->p_str; 631 char_u *p; 632 int len; 633 634 if (*p_str == NUL) // Reached the end of the string 635 return QF_END_OF_INPUT; 636 637 p = vim_strchr(p_str, '\n'); 638 if (p != NULL) 639 len = (int)(p - p_str) + 1; 640 else 641 len = (int)STRLEN(p_str); 642 643 if (len > IOSIZE - 2) 644 { 645 state->linebuf = qf_grow_linebuf(state, len); 646 if (state->linebuf == NULL) 647 return QF_NOMEM; 648 } 649 else 650 { 651 state->linebuf = IObuff; 652 state->linelen = len; 653 } 654 vim_strncpy(state->linebuf, p_str, state->linelen); 655 656 // Increment using len in order to discard the rest of the 657 // line if it exceeds LINE_MAXLEN. 658 p_str += len; 659 state->p_str = p_str; 660 661 return QF_OK; 662 } 663 664 /* 665 * Get the next string from state->p_Li. 666 */ 667 static int 668 qf_get_next_list_line(qfstate_T *state) 669 { 670 listitem_T *p_li = state->p_li; 671 int len; 672 673 while (p_li != NULL 674 && (p_li->li_tv.v_type != VAR_STRING 675 || p_li->li_tv.vval.v_string == NULL)) 676 p_li = p_li->li_next; // Skip non-string items 677 678 if (p_li == NULL) // End of the list 679 { 680 state->p_li = NULL; 681 return QF_END_OF_INPUT; 682 } 683 684 len = (int)STRLEN(p_li->li_tv.vval.v_string); 685 if (len > IOSIZE - 2) 686 { 687 state->linebuf = qf_grow_linebuf(state, len); 688 if (state->linebuf == NULL) 689 return QF_NOMEM; 690 } 691 else 692 { 693 state->linebuf = IObuff; 694 state->linelen = len; 695 } 696 697 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 698 699 state->p_li = p_li->li_next; // next item 700 return QF_OK; 701 } 702 703 /* 704 * Get the next string from state->buf. 705 */ 706 static int 707 qf_get_next_buf_line(qfstate_T *state) 708 { 709 char_u *p_buf = NULL; 710 int len; 711 712 // Get the next line from the supplied buffer 713 if (state->buflnum > state->lnumlast) 714 return QF_END_OF_INPUT; 715 716 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 717 state->buflnum += 1; 718 719 len = (int)STRLEN(p_buf); 720 if (len > IOSIZE - 2) 721 { 722 state->linebuf = qf_grow_linebuf(state, len); 723 if (state->linebuf == NULL) 724 return QF_NOMEM; 725 } 726 else 727 { 728 state->linebuf = IObuff; 729 state->linelen = len; 730 } 731 vim_strncpy(state->linebuf, p_buf, state->linelen); 732 733 return QF_OK; 734 } 735 736 /* 737 * Get the next string from file state->fd. 738 */ 739 static int 740 qf_get_next_file_line(qfstate_T *state) 741 { 742 int discard; 743 int growbuflen; 744 745 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 746 return QF_END_OF_INPUT; 747 748 discard = FALSE; 749 state->linelen = (int)STRLEN(IObuff); 750 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 751 { 752 // The current line exceeds IObuff, continue reading using 753 // growbuf until EOL or LINE_MAXLEN bytes is read. 754 if (state->growbuf == NULL) 755 { 756 state->growbufsiz = 2 * (IOSIZE - 1); 757 state->growbuf = alloc(state->growbufsiz); 758 if (state->growbuf == NULL) 759 return QF_NOMEM; 760 } 761 762 // Copy the read part of the line, excluding null-terminator 763 memcpy(state->growbuf, IObuff, IOSIZE - 1); 764 growbuflen = state->linelen; 765 766 for (;;) 767 { 768 char_u *p; 769 770 if (fgets((char *)state->growbuf + growbuflen, 771 state->growbufsiz - growbuflen, state->fd) == NULL) 772 break; 773 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 774 growbuflen += state->linelen; 775 if ((state->growbuf)[growbuflen - 1] == '\n') 776 break; 777 if (state->growbufsiz == LINE_MAXLEN) 778 { 779 discard = TRUE; 780 break; 781 } 782 783 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 784 ? 2 * state->growbufsiz : LINE_MAXLEN; 785 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 786 return QF_NOMEM; 787 state->growbuf = p; 788 } 789 790 while (discard) 791 { 792 // The current line is longer than LINE_MAXLEN, continue 793 // reading but discard everything until EOL or EOF is 794 // reached. 795 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 796 || (int)STRLEN(IObuff) < IOSIZE - 1 797 || IObuff[IOSIZE - 1] == '\n') 798 break; 799 } 800 801 state->linebuf = state->growbuf; 802 state->linelen = growbuflen; 803 } 804 else 805 state->linebuf = IObuff; 806 807 #ifdef FEAT_MBYTE 808 // Convert a line if it contains a non-ASCII character. 809 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 810 { 811 char_u *line; 812 813 line = string_convert(&state->vc, state->linebuf, &state->linelen); 814 if (line != NULL) 815 { 816 if (state->linelen < IOSIZE) 817 { 818 STRCPY(state->linebuf, line); 819 vim_free(line); 820 } 821 else 822 { 823 vim_free(state->growbuf); 824 state->linebuf = state->growbuf = line; 825 state->growbufsiz = state->linelen < LINE_MAXLEN 826 ? state->linelen : LINE_MAXLEN; 827 } 828 } 829 } 830 #endif 831 832 return QF_OK; 833 } 834 835 /* 836 * Get the next string from a file/buffer/list/string. 837 */ 838 static int 839 qf_get_nextline(qfstate_T *state) 840 { 841 int status = QF_FAIL; 842 843 if (state->fd == NULL) 844 { 845 if (state->tv != NULL) 846 { 847 if (state->tv->v_type == VAR_STRING) 848 // Get the next line from the supplied string 849 status = qf_get_next_str_line(state); 850 else if (state->tv->v_type == VAR_LIST) 851 // Get the next line from the supplied list 852 status = qf_get_next_list_line(state); 853 } 854 else 855 // Get the next line from the supplied buffer 856 status = qf_get_next_buf_line(state); 857 } 858 else 859 // Get the next line from the supplied file 860 status = qf_get_next_file_line(state); 861 862 if (status != QF_OK) 863 return status; 864 865 // remove newline/CR from the line 866 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 867 { 868 state->linebuf[state->linelen - 1] = NUL; 869 #ifdef USE_CRNL 870 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 871 state->linebuf[state->linelen - 2] = NUL; 872 #endif 873 } 874 875 #ifdef FEAT_MBYTE 876 remove_bom(state->linebuf); 877 #endif 878 879 return QF_OK; 880 } 881 882 typedef struct { 883 char_u *namebuf; 884 char_u *module; 885 char_u *errmsg; 886 int errmsglen; 887 long lnum; 888 int col; 889 char_u use_viscol; 890 char_u *pattern; 891 int enr; 892 int type; 893 int valid; 894 } qffields_T; 895 896 /* 897 * Parse the match for filename ('%f') pattern in regmatch. 898 * Return the matched value in "fields->namebuf". 899 */ 900 static int 901 qf_parse_fmt_f(regmatch_T *rmp, int midx, qffields_T *fields, int prefix) 902 { 903 int c; 904 905 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 906 return QF_FAIL; 907 908 // Expand ~/file and $HOME/file to full path. 909 c = *rmp->endp[midx]; 910 *rmp->endp[midx] = NUL; 911 expand_env(rmp->startp[midx], fields->namebuf, CMDBUFFSIZE); 912 *rmp->endp[midx] = c; 913 914 // For separate filename patterns (%O, %P and %Q), the specified file 915 // should exist. 916 if (vim_strchr((char_u *)"OPQ", prefix) != NULL 917 && mch_getperm(fields->namebuf) == -1) 918 return QF_FAIL; 919 920 return QF_OK; 921 } 922 923 /* 924 * Parse the match for error number ('%n') pattern in regmatch. 925 * Return the matched value in "fields->enr". 926 */ 927 static int 928 qf_parse_fmt_n(regmatch_T *rmp, int midx, qffields_T *fields) 929 { 930 if (rmp->startp[midx] == NULL) 931 return QF_FAIL; 932 fields->enr = (int)atol((char *)rmp->startp[midx]); 933 return QF_OK; 934 } 935 936 /* 937 * Parse the match for line number (%l') pattern in regmatch. 938 * Return the matched value in "fields->lnum". 939 */ 940 static int 941 qf_parse_fmt_l(regmatch_T *rmp, int midx, qffields_T *fields) 942 { 943 if (rmp->startp[midx] == NULL) 944 return QF_FAIL; 945 fields->lnum = atol((char *)rmp->startp[midx]); 946 return QF_OK; 947 } 948 949 /* 950 * Parse the match for column number ('%c') pattern in regmatch. 951 * Return the matched value in "fields->col". 952 */ 953 static int 954 qf_parse_fmt_c(regmatch_T *rmp, int midx, qffields_T *fields) 955 { 956 if (rmp->startp[midx] == NULL) 957 return QF_FAIL; 958 fields->col = (int)atol((char *)rmp->startp[midx]); 959 return QF_OK; 960 } 961 962 /* 963 * Parse the match for error type ('%t') pattern in regmatch. 964 * Return the matched value in "fields->type". 965 */ 966 static int 967 qf_parse_fmt_t(regmatch_T *rmp, int midx, qffields_T *fields) 968 { 969 if (rmp->startp[midx] == NULL) 970 return QF_FAIL; 971 fields->type = *rmp->startp[midx]; 972 return QF_OK; 973 } 974 975 /* 976 * Parse the match for '%+' format pattern. The whole matching line is included 977 * in the error string. Return the matched line in "fields->errmsg". 978 */ 979 static int 980 qf_parse_fmt_plus(char_u *linebuf, int linelen, qffields_T *fields) 981 { 982 char_u *p; 983 984 if (linelen >= fields->errmsglen) 985 { 986 // linelen + null terminator 987 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 988 return QF_NOMEM; 989 fields->errmsg = p; 990 fields->errmsglen = linelen + 1; 991 } 992 vim_strncpy(fields->errmsg, linebuf, linelen); 993 return QF_OK; 994 } 995 996 /* 997 * Parse the match for error message ('%m') pattern in regmatch. 998 * Return the matched value in "fields->errmsg". 999 */ 1000 static int 1001 qf_parse_fmt_m(regmatch_T *rmp, int midx, qffields_T *fields) 1002 { 1003 char_u *p; 1004 int len; 1005 1006 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1007 return QF_FAIL; 1008 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1009 if (len >= fields->errmsglen) 1010 { 1011 // len + null terminator 1012 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 1013 return QF_NOMEM; 1014 fields->errmsg = p; 1015 fields->errmsglen = len + 1; 1016 } 1017 vim_strncpy(fields->errmsg, rmp->startp[midx], len); 1018 return QF_OK; 1019 } 1020 1021 /* 1022 * Parse the match for rest of a single-line file message ('%r') pattern. 1023 * Return the matched value in "tail". 1024 */ 1025 static int 1026 qf_parse_fmt_r(regmatch_T *rmp, int midx, char_u **tail) 1027 { 1028 if (rmp->startp[midx] == NULL) 1029 return QF_FAIL; 1030 *tail = rmp->startp[midx]; 1031 return QF_OK; 1032 } 1033 1034 /* 1035 * Parse the match for the pointer line ('%p') pattern in regmatch. 1036 * Return the matched value in "fields->col". 1037 */ 1038 static int 1039 qf_parse_fmt_p(regmatch_T *rmp, int midx, qffields_T *fields) 1040 { 1041 char_u *match_ptr; 1042 1043 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1044 return QF_FAIL; 1045 fields->col = 0; 1046 for (match_ptr = rmp->startp[midx]; match_ptr != rmp->endp[midx]; 1047 ++match_ptr) 1048 { 1049 ++fields->col; 1050 if (*match_ptr == TAB) 1051 { 1052 fields->col += 7; 1053 fields->col -= fields->col % 8; 1054 } 1055 } 1056 ++fields->col; 1057 fields->use_viscol = TRUE; 1058 return QF_OK; 1059 } 1060 1061 /* 1062 * Parse the match for the virtual column number ('%v') pattern in regmatch. 1063 * Return the matched value in "fields->col". 1064 */ 1065 static int 1066 qf_parse_fmt_v(regmatch_T *rmp, int midx, qffields_T *fields) 1067 { 1068 if (rmp->startp[midx] == NULL) 1069 return QF_FAIL; 1070 fields->col = (int)atol((char *)rmp->startp[midx]); 1071 fields->use_viscol = TRUE; 1072 return QF_OK; 1073 } 1074 1075 /* 1076 * Parse the match for the search text ('%s') pattern in regmatch. 1077 * Return the matched value in "fields->pattern". 1078 */ 1079 static int 1080 qf_parse_fmt_s(regmatch_T *rmp, int midx, qffields_T *fields) 1081 { 1082 int len; 1083 1084 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1085 return QF_FAIL; 1086 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1087 if (len > CMDBUFFSIZE - 5) 1088 len = CMDBUFFSIZE - 5; 1089 STRCPY(fields->pattern, "^\\V"); 1090 STRNCAT(fields->pattern, rmp->startp[midx], len); 1091 fields->pattern[len + 3] = '\\'; 1092 fields->pattern[len + 4] = '$'; 1093 fields->pattern[len + 5] = NUL; 1094 return QF_OK; 1095 } 1096 1097 /* 1098 * Parse the match for the module ('%o') pattern in regmatch. 1099 * Return the matched value in "fields->module". 1100 */ 1101 static int 1102 qf_parse_fmt_o(regmatch_T *rmp, int midx, qffields_T *fields) 1103 { 1104 int len; 1105 1106 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1107 return QF_FAIL; 1108 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1109 if (len > CMDBUFFSIZE) 1110 len = CMDBUFFSIZE; 1111 STRNCAT(fields->module, rmp->startp[midx], len); 1112 return QF_OK; 1113 } 1114 1115 /* 1116 * 'errorformat' format pattern parser functions. 1117 * The '%f' and '%r' formats are parsed differently from other formats. 1118 * See qf_parse_match() for details. 1119 */ 1120 static int (*qf_parse_fmt[FMT_PATTERNS])(regmatch_T *, int, qffields_T *) = 1121 { 1122 NULL, 1123 qf_parse_fmt_n, 1124 qf_parse_fmt_l, 1125 qf_parse_fmt_c, 1126 qf_parse_fmt_t, 1127 qf_parse_fmt_m, 1128 NULL, 1129 qf_parse_fmt_p, 1130 qf_parse_fmt_v, 1131 qf_parse_fmt_s, 1132 qf_parse_fmt_o 1133 }; 1134 1135 /* 1136 * Parse the error format pattern matches in "regmatch" and set the values in 1137 * "fields". fmt_ptr contains the 'efm' format specifiers/prefixes that have a 1138 * match. Returns QF_OK if all the matches are successfully parsed. On 1139 * failure, returns QF_FAIL or QF_NOMEM. 1140 */ 1141 static int 1142 qf_parse_match( 1143 char_u *linebuf, 1144 int linelen, 1145 efm_T *fmt_ptr, 1146 regmatch_T *regmatch, 1147 qffields_T *fields, 1148 int qf_multiline, 1149 int qf_multiscan, 1150 char_u **tail) 1151 { 1152 int idx = fmt_ptr->prefix; 1153 int i; 1154 int midx; 1155 int status; 1156 1157 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 1158 return QF_FAIL; 1159 if (vim_strchr((char_u *)"EWI", idx) != NULL) 1160 fields->type = idx; 1161 else 1162 fields->type = 0; 1163 1164 // Extract error message data from matched line. 1165 // We check for an actual submatch, because "\[" and "\]" in 1166 // the 'errorformat' may cause the wrong submatch to be used. 1167 for (i = 0; i < FMT_PATTERNS; i++) 1168 { 1169 status = QF_OK; 1170 midx = (int)fmt_ptr->addr[i]; 1171 if (i == 0 && midx > 0) // %f 1172 status = qf_parse_fmt_f(regmatch, midx, fields, idx); 1173 else if (i == 5) 1174 { 1175 if (fmt_ptr->flags == '+' && !qf_multiscan) // %+ 1176 status = qf_parse_fmt_plus(linebuf, linelen, fields); 1177 else if (midx > 0) // %m 1178 status = qf_parse_fmt_m(regmatch, midx, fields); 1179 } 1180 else if (i == 6 && midx > 0) // %r 1181 status = qf_parse_fmt_r(regmatch, midx, tail); 1182 else if (midx > 0) // others 1183 status = (qf_parse_fmt[i])(regmatch, midx, fields); 1184 1185 if (status != QF_OK) 1186 return status; 1187 } 1188 1189 return QF_OK; 1190 } 1191 1192 /* 1193 * Parse an error line in 'linebuf' using a single error format string in 1194 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1195 * Returns QF_OK if the efm format matches completely and the fields are 1196 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1197 */ 1198 static int 1199 qf_parse_get_fields( 1200 char_u *linebuf, 1201 int linelen, 1202 efm_T *fmt_ptr, 1203 qffields_T *fields, 1204 int qf_multiline, 1205 int qf_multiscan, 1206 char_u **tail) 1207 { 1208 regmatch_T regmatch; 1209 int status = QF_FAIL; 1210 int r; 1211 1212 if (qf_multiscan && 1213 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1214 return QF_FAIL; 1215 1216 fields->namebuf[0] = NUL; 1217 fields->module[0] = NUL; 1218 fields->pattern[0] = NUL; 1219 if (!qf_multiscan) 1220 fields->errmsg[0] = NUL; 1221 fields->lnum = 0; 1222 fields->col = 0; 1223 fields->use_viscol = FALSE; 1224 fields->enr = -1; 1225 fields->type = 0; 1226 *tail = NULL; 1227 1228 // Always ignore case when looking for a matching error. 1229 regmatch.rm_ic = TRUE; 1230 regmatch.regprog = fmt_ptr->prog; 1231 r = vim_regexec(®match, linebuf, (colnr_T)0); 1232 fmt_ptr->prog = regmatch.regprog; 1233 if (r) 1234 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1235 fields, qf_multiline, qf_multiscan, tail); 1236 1237 return status; 1238 } 1239 1240 /* 1241 * Parse directory error format prefixes (%D and %X). 1242 * Push and pop directories from the directory stack when scanning directory 1243 * names. 1244 */ 1245 static int 1246 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1247 { 1248 if (idx == 'D') // enter directory 1249 { 1250 if (*fields->namebuf == NUL) 1251 { 1252 emsg(_("E379: Missing or empty directory name")); 1253 return QF_FAIL; 1254 } 1255 qfl->qf_directory = 1256 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1257 if (qfl->qf_directory == NULL) 1258 return QF_FAIL; 1259 } 1260 else if (idx == 'X') // leave directory 1261 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1262 1263 return QF_OK; 1264 } 1265 1266 /* 1267 * Parse global file name error format prefixes (%O, %P and %Q). 1268 */ 1269 static int 1270 qf_parse_file_pfx( 1271 int idx, 1272 qffields_T *fields, 1273 qf_list_T *qfl, 1274 char_u *tail) 1275 { 1276 fields->valid = FALSE; 1277 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1278 { 1279 if (*fields->namebuf && idx == 'P') 1280 qfl->qf_currfile = 1281 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1282 else if (idx == 'Q') 1283 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1284 *fields->namebuf = NUL; 1285 if (tail && *tail) 1286 { 1287 STRMOVE(IObuff, skipwhite(tail)); 1288 qfl->qf_multiscan = TRUE; 1289 return QF_MULTISCAN; 1290 } 1291 } 1292 1293 return QF_OK; 1294 } 1295 1296 /* 1297 * Parse a non-error line (a line which doesn't match any of the error 1298 * format in 'efm'). 1299 */ 1300 static int 1301 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1302 { 1303 char_u *p; 1304 1305 fields->namebuf[0] = NUL; // no match found, remove file name 1306 fields->lnum = 0; // don't jump to this line 1307 fields->valid = FALSE; 1308 if (linelen >= fields->errmsglen) 1309 { 1310 // linelen + null terminator 1311 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1312 return QF_NOMEM; 1313 fields->errmsg = p; 1314 fields->errmsglen = linelen + 1; 1315 } 1316 // copy whole line to error message 1317 vim_strncpy(fields->errmsg, linebuf, linelen); 1318 1319 return QF_OK; 1320 } 1321 1322 /* 1323 * Parse multi-line error format prefixes (%C and %Z) 1324 */ 1325 static int 1326 qf_parse_multiline_pfx( 1327 qf_info_T *qi, 1328 int qf_idx, 1329 int idx, 1330 qf_list_T *qfl, 1331 qffields_T *fields) 1332 { 1333 char_u *ptr; 1334 int len; 1335 1336 if (!qfl->qf_multiignore) 1337 { 1338 qfline_T *qfprev = qfl->qf_last; 1339 1340 if (qfprev == NULL) 1341 return QF_FAIL; 1342 if (*fields->errmsg && !qfl->qf_multiignore) 1343 { 1344 len = (int)STRLEN(qfprev->qf_text); 1345 if ((ptr = alloc((unsigned)(len + STRLEN(fields->errmsg) + 2))) 1346 == NULL) 1347 return QF_FAIL; 1348 STRCPY(ptr, qfprev->qf_text); 1349 vim_free(qfprev->qf_text); 1350 qfprev->qf_text = ptr; 1351 *(ptr += len) = '\n'; 1352 STRCPY(++ptr, fields->errmsg); 1353 } 1354 if (qfprev->qf_nr == -1) 1355 qfprev->qf_nr = fields->enr; 1356 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1357 // only printable chars allowed 1358 qfprev->qf_type = fields->type; 1359 1360 if (!qfprev->qf_lnum) 1361 qfprev->qf_lnum = fields->lnum; 1362 if (!qfprev->qf_col) 1363 qfprev->qf_col = fields->col; 1364 qfprev->qf_viscol = fields->use_viscol; 1365 if (!qfprev->qf_fnum) 1366 qfprev->qf_fnum = qf_get_fnum(qi, qf_idx, 1367 qfl->qf_directory, 1368 *fields->namebuf || qfl->qf_directory != NULL 1369 ? fields->namebuf 1370 : qfl->qf_currfile != NULL && fields->valid 1371 ? qfl->qf_currfile : 0); 1372 } 1373 if (idx == 'Z') 1374 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1375 line_breakcheck(); 1376 1377 return QF_IGNORE_LINE; 1378 } 1379 1380 /* 1381 * Parse a line and get the quickfix fields. 1382 * Return the QF_ status. 1383 */ 1384 static int 1385 qf_parse_line( 1386 qf_info_T *qi, 1387 int qf_idx, 1388 char_u *linebuf, 1389 int linelen, 1390 efm_T *fmt_first, 1391 qffields_T *fields) 1392 { 1393 efm_T *fmt_ptr; 1394 int idx = 0; 1395 char_u *tail = NULL; 1396 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 1397 int status; 1398 1399 restofline: 1400 // If there was no %> item start at the first pattern 1401 if (fmt_start == NULL) 1402 fmt_ptr = fmt_first; 1403 else 1404 { 1405 // Otherwise start from the last used pattern 1406 fmt_ptr = fmt_start; 1407 fmt_start = NULL; 1408 } 1409 1410 // Try to match each part of 'errorformat' until we find a complete 1411 // match or no match. 1412 fields->valid = TRUE; 1413 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1414 { 1415 idx = fmt_ptr->prefix; 1416 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1417 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1418 if (status == QF_NOMEM) 1419 return status; 1420 if (status == QF_OK) 1421 break; 1422 } 1423 qfl->qf_multiscan = FALSE; 1424 1425 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1426 { 1427 if (fmt_ptr != NULL) 1428 { 1429 // 'D' and 'X' directory specifiers 1430 status = qf_parse_dir_pfx(idx, fields, qfl); 1431 if (status != QF_OK) 1432 return status; 1433 } 1434 1435 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1436 if (status != QF_OK) 1437 return status; 1438 1439 if (fmt_ptr == NULL) 1440 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1441 } 1442 else if (fmt_ptr != NULL) 1443 { 1444 // honor %> item 1445 if (fmt_ptr->conthere) 1446 fmt_start = fmt_ptr; 1447 1448 if (vim_strchr((char_u *)"AEWI", idx) != NULL) 1449 { 1450 qfl->qf_multiline = TRUE; // start of a multi-line message 1451 qfl->qf_multiignore = FALSE;// reset continuation 1452 } 1453 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1454 { // continuation of multi-line msg 1455 status = qf_parse_multiline_pfx(qi, qf_idx, idx, qfl, fields); 1456 if (status != QF_OK) 1457 return status; 1458 } 1459 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1460 { // global file names 1461 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1462 if (status == QF_MULTISCAN) 1463 goto restofline; 1464 } 1465 if (fmt_ptr->flags == '-') // generally exclude this line 1466 { 1467 if (qfl->qf_multiline) 1468 // also exclude continuation lines 1469 qfl->qf_multiignore = TRUE; 1470 return QF_IGNORE_LINE; 1471 } 1472 } 1473 1474 return QF_OK; 1475 } 1476 1477 /* 1478 * Returns TRUE if the specified quickfix/location stack is empty 1479 */ 1480 static int 1481 qf_stack_empty(qf_info_T *qi) 1482 { 1483 return qi == NULL || qi->qf_listcount <= 0; 1484 } 1485 1486 /* 1487 * Returns TRUE if the specified quickfix/location list is empty. 1488 */ 1489 static int 1490 qf_list_empty(qf_info_T *qi, int qf_idx) 1491 { 1492 if (qi == NULL || qf_idx < 0 || qf_idx >= LISTCOUNT) 1493 return TRUE; 1494 return qi->qf_lists[qf_idx].qf_count <= 0; 1495 } 1496 1497 /* 1498 * Allocate the fields used for parsing lines and populating a quickfix list. 1499 */ 1500 static int 1501 qf_alloc_fields(qffields_T *pfields) 1502 { 1503 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1504 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1505 pfields->errmsglen = CMDBUFFSIZE + 1; 1506 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1507 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1508 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1509 || pfields->pattern == NULL || pfields->module == NULL) 1510 return FAIL; 1511 1512 return OK; 1513 } 1514 1515 /* 1516 * Free the fields used for parsing lines and populating a quickfix list. 1517 */ 1518 static void 1519 qf_free_fields(qffields_T *pfields) 1520 { 1521 vim_free(pfields->namebuf); 1522 vim_free(pfields->module); 1523 vim_free(pfields->errmsg); 1524 vim_free(pfields->pattern); 1525 } 1526 1527 /* 1528 * Setup the state information used for parsing lines and populating a 1529 * quickfix list. 1530 */ 1531 static int 1532 qf_setup_state( 1533 qfstate_T *pstate, 1534 char_u *enc, 1535 char_u *efile, 1536 typval_T *tv, 1537 buf_T *buf, 1538 linenr_T lnumfirst, 1539 linenr_T lnumlast) 1540 { 1541 #ifdef FEAT_MBYTE 1542 pstate->vc.vc_type = CONV_NONE; 1543 if (enc != NULL && *enc != NUL) 1544 convert_setup(&pstate->vc, enc, p_enc); 1545 #endif 1546 1547 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1548 { 1549 semsg(_(e_openerrf), efile); 1550 return FAIL; 1551 } 1552 1553 if (tv != NULL) 1554 { 1555 if (tv->v_type == VAR_STRING) 1556 pstate->p_str = tv->vval.v_string; 1557 else if (tv->v_type == VAR_LIST) 1558 pstate->p_li = tv->vval.v_list->lv_first; 1559 pstate->tv = tv; 1560 } 1561 pstate->buf = buf; 1562 pstate->buflnum = lnumfirst; 1563 pstate->lnumlast = lnumlast; 1564 1565 return OK; 1566 } 1567 1568 /* 1569 * Cleanup the state information used for parsing lines and populating a 1570 * quickfix list. 1571 */ 1572 static void 1573 qf_cleanup_state(qfstate_T *pstate) 1574 { 1575 if (pstate->fd != NULL) 1576 fclose(pstate->fd); 1577 1578 vim_free(pstate->growbuf); 1579 #ifdef FEAT_MBYTE 1580 if (pstate->vc.vc_type != CONV_NONE) 1581 convert_setup(&pstate->vc, NULL, NULL); 1582 #endif 1583 } 1584 1585 /* 1586 * Read the errorfile "efile" into memory, line by line, building the error 1587 * list. 1588 * Alternative: when "efile" is NULL read errors from buffer "buf". 1589 * Alternative: when "tv" is not NULL get errors from the string or list. 1590 * Always use 'errorformat' from "buf" if there is a local value. 1591 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1592 * Set the title of the list to "qf_title". 1593 * Return -1 for error, number of errors for success. 1594 */ 1595 static int 1596 qf_init_ext( 1597 qf_info_T *qi, 1598 int qf_idx, 1599 char_u *efile, 1600 buf_T *buf, 1601 typval_T *tv, 1602 char_u *errorformat, 1603 int newlist, // TRUE: start a new error list 1604 linenr_T lnumfirst, // first line number to use 1605 linenr_T lnumlast, // last line number to use 1606 char_u *qf_title, 1607 char_u *enc) 1608 { 1609 qf_list_T *qfl; 1610 qfstate_T state; 1611 qffields_T fields; 1612 qfline_T *old_last = NULL; 1613 int adding = FALSE; 1614 static efm_T *fmt_first = NULL; 1615 char_u *efm; 1616 static char_u *last_efm = NULL; 1617 int retval = -1; // default: return error flag 1618 int status; 1619 1620 // Do not used the cached buffer, it may have been wiped out. 1621 VIM_CLEAR(qf_last_bufname); 1622 1623 vim_memset(&state, 0, sizeof(state)); 1624 vim_memset(&fields, 0, sizeof(fields)); 1625 if ((qf_alloc_fields(&fields) == FAIL) || 1626 (qf_setup_state(&state, enc, efile, tv, buf, 1627 lnumfirst, lnumlast) == FAIL)) 1628 goto qf_init_end; 1629 1630 if (newlist || qf_idx == qi->qf_listcount) 1631 { 1632 // make place for a new list 1633 qf_new_list(qi, qf_title); 1634 qf_idx = qi->qf_curlist; 1635 } 1636 else 1637 { 1638 // Adding to existing list, use last entry. 1639 adding = TRUE; 1640 if (!qf_list_empty(qi, qf_idx)) 1641 old_last = qi->qf_lists[qf_idx].qf_last; 1642 } 1643 1644 qfl = &qi->qf_lists[qf_idx]; 1645 1646 // Use the local value of 'errorformat' if it's set. 1647 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1648 efm = buf->b_p_efm; 1649 else 1650 efm = errorformat; 1651 1652 // If the errorformat didn't change between calls, then reuse the 1653 // previously parsed values. 1654 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1655 { 1656 // free the previously parsed data 1657 VIM_CLEAR(last_efm); 1658 free_efm_list(&fmt_first); 1659 1660 // parse the current 'efm' 1661 fmt_first = parse_efm_option(efm); 1662 if (fmt_first != NULL) 1663 last_efm = vim_strsave(efm); 1664 } 1665 1666 if (fmt_first == NULL) // nothing found 1667 goto error2; 1668 1669 // got_int is reset here, because it was probably set when killing the 1670 // ":make" command, but we still want to read the errorfile then. 1671 got_int = FALSE; 1672 1673 // Read the lines in the error file one by one. 1674 // Try to recognize one of the error formats in each line. 1675 while (!got_int) 1676 { 1677 // Get the next line from a file/buffer/list/string 1678 status = qf_get_nextline(&state); 1679 if (status == QF_NOMEM) // memory alloc failure 1680 goto qf_init_end; 1681 if (status == QF_END_OF_INPUT) // end of input 1682 break; 1683 1684 status = qf_parse_line(qi, qf_idx, state.linebuf, state.linelen, 1685 fmt_first, &fields); 1686 if (status == QF_FAIL) 1687 goto error2; 1688 if (status == QF_NOMEM) 1689 goto qf_init_end; 1690 if (status == QF_IGNORE_LINE) 1691 continue; 1692 1693 if (qf_add_entry(qi, 1694 qf_idx, 1695 qfl->qf_directory, 1696 (*fields.namebuf || qfl->qf_directory != NULL) 1697 ? fields.namebuf 1698 : ((qfl->qf_currfile != NULL && fields.valid) 1699 ? qfl->qf_currfile : (char_u *)NULL), 1700 fields.module, 1701 0, 1702 fields.errmsg, 1703 fields.lnum, 1704 fields.col, 1705 fields.use_viscol, 1706 fields.pattern, 1707 fields.enr, 1708 fields.type, 1709 fields.valid) == FAIL) 1710 goto error2; 1711 line_breakcheck(); 1712 } 1713 if (state.fd == NULL || !ferror(state.fd)) 1714 { 1715 if (qfl->qf_index == 0) 1716 { 1717 // no valid entry found 1718 qfl->qf_ptr = qfl->qf_start; 1719 qfl->qf_index = 1; 1720 qfl->qf_nonevalid = TRUE; 1721 } 1722 else 1723 { 1724 qfl->qf_nonevalid = FALSE; 1725 if (qfl->qf_ptr == NULL) 1726 qfl->qf_ptr = qfl->qf_start; 1727 } 1728 // return number of matches 1729 retval = qfl->qf_count; 1730 goto qf_init_end; 1731 } 1732 emsg(_(e_readerrf)); 1733 error2: 1734 if (!adding) 1735 { 1736 // Error when creating a new list. Free the new list 1737 qf_free(qfl); 1738 qi->qf_listcount--; 1739 if (qi->qf_curlist > 0) 1740 --qi->qf_curlist; 1741 } 1742 qf_init_end: 1743 if (qf_idx == qi->qf_curlist) 1744 qf_update_buffer(qi, old_last); 1745 qf_cleanup_state(&state); 1746 qf_free_fields(&fields); 1747 1748 return retval; 1749 } 1750 1751 /* 1752 * Read the errorfile "efile" into memory, line by line, building the error 1753 * list. Set the error list's title to qf_title. 1754 * Return -1 for error, number of errors for success. 1755 */ 1756 int 1757 qf_init(win_T *wp, 1758 char_u *efile, 1759 char_u *errorformat, 1760 int newlist, // TRUE: start a new error list 1761 char_u *qf_title, 1762 char_u *enc) 1763 { 1764 qf_info_T *qi = &ql_info; 1765 1766 if (wp != NULL) 1767 { 1768 qi = ll_get_or_alloc_list(wp); 1769 if (qi == NULL) 1770 return FAIL; 1771 } 1772 1773 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1774 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1775 } 1776 1777 /* 1778 * Set the title of the specified quickfix list. Frees the previous title. 1779 * Prepends ':' to the title. 1780 */ 1781 static void 1782 qf_store_title(qf_list_T *qfl, char_u *title) 1783 { 1784 VIM_CLEAR(qfl->qf_title); 1785 1786 if (title != NULL) 1787 { 1788 char_u *p = alloc((int)STRLEN(title) + 2); 1789 1790 qfl->qf_title = p; 1791 if (p != NULL) 1792 STRCPY(p, title); 1793 } 1794 } 1795 1796 /* 1797 * The title of a quickfix/location list is set, by default, to the command 1798 * that created the quickfix list with the ":" prefix. 1799 * Create a quickfix list title string by prepending ":" to a user command. 1800 * Returns a pointer to a static buffer with the title. 1801 */ 1802 static char_u * 1803 qf_cmdtitle(char_u *cmd) 1804 { 1805 static char_u qftitle_str[IOSIZE]; 1806 1807 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1808 return qftitle_str; 1809 } 1810 1811 /* 1812 * Prepare for adding a new quickfix list. If the current list is in the 1813 * middle of the stack, then all the following lists are freed and then 1814 * the new list is added. 1815 */ 1816 static void 1817 qf_new_list(qf_info_T *qi, char_u *qf_title) 1818 { 1819 int i; 1820 qf_list_T *qfl; 1821 1822 // If the current entry is not the last entry, delete entries beyond 1823 // the current entry. This makes it possible to browse in a tree-like 1824 // way with ":grep'. 1825 while (qi->qf_listcount > qi->qf_curlist + 1) 1826 qf_free(&qi->qf_lists[--qi->qf_listcount]); 1827 1828 // When the stack is full, remove to oldest entry 1829 // Otherwise, add a new entry. 1830 if (qi->qf_listcount == LISTCOUNT) 1831 { 1832 qf_free(&qi->qf_lists[0]); 1833 for (i = 1; i < LISTCOUNT; ++i) 1834 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1835 qi->qf_curlist = LISTCOUNT - 1; 1836 } 1837 else 1838 qi->qf_curlist = qi->qf_listcount++; 1839 qfl = &qi->qf_lists[qi->qf_curlist]; 1840 vim_memset(qfl, 0, (size_t)(sizeof(qf_list_T))); 1841 qf_store_title(qfl, qf_title); 1842 qfl->qfl_type = qi->qfl_type; 1843 qfl->qf_id = ++last_qf_id; 1844 } 1845 1846 /* 1847 * Queue location list stack delete request. 1848 */ 1849 static void 1850 locstack_queue_delreq(qf_info_T *qi) 1851 { 1852 qf_delq_T *q; 1853 1854 q = (qf_delq_T *)alloc((unsigned)sizeof(qf_delq_T)); 1855 if (q != NULL) 1856 { 1857 q->qi = qi; 1858 q->next = qf_delq_head; 1859 qf_delq_head = q; 1860 } 1861 } 1862 1863 /* 1864 * Free a location list stack 1865 */ 1866 static void 1867 ll_free_all(qf_info_T **pqi) 1868 { 1869 int i; 1870 qf_info_T *qi; 1871 1872 qi = *pqi; 1873 if (qi == NULL) 1874 return; 1875 *pqi = NULL; // Remove reference to this list 1876 1877 qi->qf_refcount--; 1878 if (qi->qf_refcount < 1) 1879 { 1880 // No references to this location list. 1881 // If the location list is still in use, then queue the delete request 1882 // to be processed later. 1883 if (quickfix_busy > 0) 1884 locstack_queue_delreq(qi); 1885 else 1886 { 1887 for (i = 0; i < qi->qf_listcount; ++i) 1888 qf_free(&qi->qf_lists[i]); 1889 vim_free(qi); 1890 } 1891 } 1892 } 1893 1894 /* 1895 * Free all the quickfix/location lists in the stack. 1896 */ 1897 void 1898 qf_free_all(win_T *wp) 1899 { 1900 int i; 1901 qf_info_T *qi = &ql_info; 1902 1903 if (wp != NULL) 1904 { 1905 // location list 1906 ll_free_all(&wp->w_llist); 1907 ll_free_all(&wp->w_llist_ref); 1908 } 1909 else 1910 // quickfix list 1911 for (i = 0; i < qi->qf_listcount; ++i) 1912 qf_free(&qi->qf_lists[i]); 1913 } 1914 1915 /* 1916 * Delay freeing of location list stacks when the quickfix code is running. 1917 * Used to avoid problems with autocmds freeing location list stacks when the 1918 * quickfix code is still referencing the stack. 1919 * Must always call decr_quickfix_busy() exactly once after this. 1920 */ 1921 static void 1922 incr_quickfix_busy(void) 1923 { 1924 quickfix_busy++; 1925 } 1926 1927 /* 1928 * Safe to free location list stacks. Process any delayed delete requests. 1929 */ 1930 static void 1931 decr_quickfix_busy(void) 1932 { 1933 if (--quickfix_busy == 0) 1934 { 1935 // No longer referencing the location lists. Process all the pending 1936 // delete requests. 1937 while (qf_delq_head != NULL) 1938 { 1939 qf_delq_T *q = qf_delq_head; 1940 1941 qf_delq_head = q->next; 1942 ll_free_all(&q->qi); 1943 vim_free(q); 1944 } 1945 } 1946 #ifdef ABORT_ON_INTERNAL_ERROR 1947 if (quickfix_busy < 0) 1948 { 1949 emsg("quickfix_busy has become negative"); 1950 abort(); 1951 } 1952 #endif 1953 } 1954 1955 #if defined(EXITFREE) || defined(PROTO) 1956 void 1957 check_quickfix_busy(void) 1958 { 1959 if (quickfix_busy != 0) 1960 { 1961 semsg("quickfix_busy not zero on exit: %ld", (long)quickfix_busy); 1962 # ifdef ABORT_ON_INTERNAL_ERROR 1963 abort(); 1964 # endif 1965 } 1966 } 1967 #endif 1968 1969 /* 1970 * Add an entry to the end of the list of errors. 1971 * Returns OK or FAIL. 1972 */ 1973 static int 1974 qf_add_entry( 1975 qf_info_T *qi, // quickfix list 1976 int qf_idx, // list index 1977 char_u *dir, // optional directory name 1978 char_u *fname, // file name or NULL 1979 char_u *module, // module name or NULL 1980 int bufnum, // buffer number or zero 1981 char_u *mesg, // message 1982 long lnum, // line number 1983 int col, // column 1984 int vis_col, // using visual column 1985 char_u *pattern, // search pattern 1986 int nr, // error number 1987 int type, // type character 1988 int valid) // valid entry 1989 { 1990 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 1991 qfline_T *qfp; 1992 qfline_T **lastp; // pointer to qf_last or NULL 1993 1994 if ((qfp = (qfline_T *)alloc((unsigned)sizeof(qfline_T))) == NULL) 1995 return FAIL; 1996 if (bufnum != 0) 1997 { 1998 buf_T *buf = buflist_findnr(bufnum); 1999 2000 qfp->qf_fnum = bufnum; 2001 if (buf != NULL) 2002 buf->b_has_qf_entry |= 2003 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2004 } 2005 else 2006 qfp->qf_fnum = qf_get_fnum(qi, qf_idx, dir, fname); 2007 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 2008 { 2009 vim_free(qfp); 2010 return FAIL; 2011 } 2012 qfp->qf_lnum = lnum; 2013 qfp->qf_col = col; 2014 qfp->qf_viscol = vis_col; 2015 if (pattern == NULL || *pattern == NUL) 2016 qfp->qf_pattern = NULL; 2017 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 2018 { 2019 vim_free(qfp->qf_text); 2020 vim_free(qfp); 2021 return FAIL; 2022 } 2023 if (module == NULL || *module == NUL) 2024 qfp->qf_module = NULL; 2025 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 2026 { 2027 vim_free(qfp->qf_text); 2028 vim_free(qfp->qf_pattern); 2029 vim_free(qfp); 2030 return FAIL; 2031 } 2032 qfp->qf_nr = nr; 2033 if (type != 1 && !vim_isprintc(type)) // only printable chars allowed 2034 type = 0; 2035 qfp->qf_type = type; 2036 qfp->qf_valid = valid; 2037 2038 lastp = &qfl->qf_last; 2039 if (qf_list_empty(qi, qf_idx)) // first element in the list 2040 { 2041 qfl->qf_start = qfp; 2042 qfl->qf_ptr = qfp; 2043 qfl->qf_index = 0; 2044 qfp->qf_prev = NULL; 2045 } 2046 else 2047 { 2048 qfp->qf_prev = *lastp; 2049 (*lastp)->qf_next = qfp; 2050 } 2051 qfp->qf_next = NULL; 2052 qfp->qf_cleared = FALSE; 2053 *lastp = qfp; 2054 ++qfl->qf_count; 2055 if (qfl->qf_index == 0 && qfp->qf_valid) // first valid entry 2056 { 2057 qfl->qf_index = qfl->qf_count; 2058 qfl->qf_ptr = qfp; 2059 } 2060 2061 return OK; 2062 } 2063 2064 /* 2065 * Allocate a new quickfix/location list stack 2066 */ 2067 static qf_info_T * 2068 qf_alloc_stack(qfltype_T qfltype) 2069 { 2070 qf_info_T *qi; 2071 2072 qi = (qf_info_T *)alloc_clear((unsigned)sizeof(qf_info_T)); 2073 if (qi != NULL) 2074 { 2075 qi->qf_refcount++; 2076 qi->qfl_type = qfltype; 2077 } 2078 return qi; 2079 } 2080 2081 /* 2082 * Return the location list stack for window 'wp'. 2083 * If not present, allocate a location list stack 2084 */ 2085 static qf_info_T * 2086 ll_get_or_alloc_list(win_T *wp) 2087 { 2088 if (IS_LL_WINDOW(wp)) 2089 // For a location list window, use the referenced location list 2090 return wp->w_llist_ref; 2091 2092 // For a non-location list window, w_llist_ref should not point to a 2093 // location list. 2094 ll_free_all(&wp->w_llist_ref); 2095 2096 if (wp->w_llist == NULL) 2097 wp->w_llist = qf_alloc_stack(QFLT_LOCATION); // new location list 2098 return wp->w_llist; 2099 } 2100 2101 /* 2102 * Copy location list entries from 'from_qfl' to 'to_qfl'. 2103 */ 2104 static int 2105 copy_loclist_entries(qf_list_T *from_qfl, qf_list_T *to_qfl, qf_info_T *to_qi) 2106 { 2107 int i; 2108 qfline_T *from_qfp; 2109 qfline_T *prevp; 2110 2111 // copy all the location entries in this list 2112 for (i = 0, from_qfp = from_qfl->qf_start; 2113 i < from_qfl->qf_count && from_qfp != NULL; 2114 ++i, from_qfp = from_qfp->qf_next) 2115 { 2116 if (qf_add_entry(to_qi, 2117 to_qi->qf_curlist, 2118 NULL, 2119 NULL, 2120 from_qfp->qf_module, 2121 0, 2122 from_qfp->qf_text, 2123 from_qfp->qf_lnum, 2124 from_qfp->qf_col, 2125 from_qfp->qf_viscol, 2126 from_qfp->qf_pattern, 2127 from_qfp->qf_nr, 2128 0, 2129 from_qfp->qf_valid) == FAIL) 2130 return FAIL; 2131 2132 // qf_add_entry() will not set the qf_num field, as the 2133 // directory and file names are not supplied. So the qf_fnum 2134 // field is copied here. 2135 prevp = to_qfl->qf_last; 2136 prevp->qf_fnum = from_qfp->qf_fnum; // file number 2137 prevp->qf_type = from_qfp->qf_type; // error type 2138 if (from_qfl->qf_ptr == from_qfp) 2139 to_qfl->qf_ptr = prevp; // current location 2140 } 2141 2142 return OK; 2143 } 2144 2145 /* 2146 * Copy the specified location list 'from_qfl' to 'to_qfl'. 2147 */ 2148 static int 2149 copy_loclist(qf_list_T *from_qfl, qf_list_T *to_qfl, qf_info_T *to_qi) 2150 { 2151 // Some of the fields are populated by qf_add_entry() 2152 to_qfl->qfl_type = from_qfl->qfl_type; 2153 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 2154 to_qfl->qf_count = 0; 2155 to_qfl->qf_index = 0; 2156 to_qfl->qf_start = NULL; 2157 to_qfl->qf_last = NULL; 2158 to_qfl->qf_ptr = NULL; 2159 if (from_qfl->qf_title != NULL) 2160 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 2161 else 2162 to_qfl->qf_title = NULL; 2163 if (from_qfl->qf_ctx != NULL) 2164 { 2165 to_qfl->qf_ctx = alloc_tv(); 2166 if (to_qfl->qf_ctx != NULL) 2167 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 2168 } 2169 else 2170 to_qfl->qf_ctx = NULL; 2171 2172 if (from_qfl->qf_count) 2173 if (copy_loclist_entries(from_qfl, to_qfl, to_qi) == FAIL) 2174 return FAIL; 2175 2176 to_qfl->qf_index = from_qfl->qf_index; // current index in the list 2177 2178 // Assign a new ID for the location list 2179 to_qfl->qf_id = ++last_qf_id; 2180 to_qfl->qf_changedtick = 0L; 2181 2182 // When no valid entries are present in the list, qf_ptr points to 2183 // the first item in the list 2184 if (to_qfl->qf_nonevalid) 2185 { 2186 to_qfl->qf_ptr = to_qfl->qf_start; 2187 to_qfl->qf_index = 1; 2188 } 2189 2190 return OK; 2191 } 2192 2193 /* 2194 * Copy the location list stack 'from' window to 'to' window. 2195 */ 2196 void 2197 copy_loclist_stack(win_T *from, win_T *to) 2198 { 2199 qf_info_T *qi; 2200 int idx; 2201 2202 // When copying from a location list window, copy the referenced 2203 // location list. For other windows, copy the location list for 2204 // that window. 2205 if (IS_LL_WINDOW(from)) 2206 qi = from->w_llist_ref; 2207 else 2208 qi = from->w_llist; 2209 2210 if (qi == NULL) // no location list to copy 2211 return; 2212 2213 // allocate a new location list 2214 if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL) 2215 return; 2216 2217 to->w_llist->qf_listcount = qi->qf_listcount; 2218 2219 // Copy the location lists one at a time 2220 for (idx = 0; idx < qi->qf_listcount; ++idx) 2221 { 2222 to->w_llist->qf_curlist = idx; 2223 2224 if (copy_loclist(&qi->qf_lists[idx], 2225 &to->w_llist->qf_lists[idx], to->w_llist) == FAIL) 2226 { 2227 qf_free_all(to); 2228 return; 2229 } 2230 } 2231 2232 to->w_llist->qf_curlist = qi->qf_curlist; // current list 2233 } 2234 2235 /* 2236 * Get buffer number for file "directory/fname". 2237 * Also sets the b_has_qf_entry flag. 2238 */ 2239 static int 2240 qf_get_fnum(qf_info_T *qi, int qf_idx, char_u *directory, char_u *fname) 2241 { 2242 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 2243 char_u *ptr = NULL; 2244 buf_T *buf; 2245 char_u *bufname; 2246 2247 if (fname == NULL || *fname == NUL) // no file name 2248 return 0; 2249 2250 #ifdef VMS 2251 vms_remove_version(fname); 2252 #endif 2253 #ifdef BACKSLASH_IN_FILENAME 2254 if (directory != NULL) 2255 slash_adjust(directory); 2256 slash_adjust(fname); 2257 #endif 2258 if (directory != NULL && !vim_isAbsName(fname) 2259 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 2260 { 2261 // Here we check if the file really exists. 2262 // This should normally be true, but if make works without 2263 // "leaving directory"-messages we might have missed a 2264 // directory change. 2265 if (mch_getperm(ptr) < 0) 2266 { 2267 vim_free(ptr); 2268 directory = qf_guess_filepath(qfl, fname); 2269 if (directory) 2270 ptr = concat_fnames(directory, fname, TRUE); 2271 else 2272 ptr = vim_strsave(fname); 2273 } 2274 // Use concatenated directory name and file name 2275 bufname = ptr; 2276 } 2277 else 2278 bufname = fname; 2279 2280 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2281 && bufref_valid(&qf_last_bufref)) 2282 { 2283 buf = qf_last_bufref.br_buf; 2284 vim_free(ptr); 2285 } 2286 else 2287 { 2288 vim_free(qf_last_bufname); 2289 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2290 if (bufname == ptr) 2291 qf_last_bufname = bufname; 2292 else 2293 qf_last_bufname = vim_strsave(bufname); 2294 set_bufref(&qf_last_bufref, buf); 2295 } 2296 if (buf == NULL) 2297 return 0; 2298 2299 buf->b_has_qf_entry = 2300 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2301 return buf->b_fnum; 2302 } 2303 2304 /* 2305 * Push dirbuf onto the directory stack and return pointer to actual dir or 2306 * NULL on error. 2307 */ 2308 static char_u * 2309 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2310 { 2311 struct dir_stack_T *ds_new; 2312 struct dir_stack_T *ds_ptr; 2313 2314 // allocate new stack element and hook it in 2315 ds_new = (struct dir_stack_T *)alloc((unsigned)sizeof(struct dir_stack_T)); 2316 if (ds_new == NULL) 2317 return NULL; 2318 2319 ds_new->next = *stackptr; 2320 *stackptr = ds_new; 2321 2322 // store directory on the stack 2323 if (vim_isAbsName(dirbuf) 2324 || (*stackptr)->next == NULL 2325 || (*stackptr && is_file_stack)) 2326 (*stackptr)->dirname = vim_strsave(dirbuf); 2327 else 2328 { 2329 // Okay we don't have an absolute path. 2330 // dirbuf must be a subdir of one of the directories on the stack. 2331 // Let's search... 2332 ds_new = (*stackptr)->next; 2333 (*stackptr)->dirname = NULL; 2334 while (ds_new) 2335 { 2336 vim_free((*stackptr)->dirname); 2337 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2338 TRUE); 2339 if (mch_isdir((*stackptr)->dirname) == TRUE) 2340 break; 2341 2342 ds_new = ds_new->next; 2343 } 2344 2345 // clean up all dirs we already left 2346 while ((*stackptr)->next != ds_new) 2347 { 2348 ds_ptr = (*stackptr)->next; 2349 (*stackptr)->next = (*stackptr)->next->next; 2350 vim_free(ds_ptr->dirname); 2351 vim_free(ds_ptr); 2352 } 2353 2354 // Nothing found -> it must be on top level 2355 if (ds_new == NULL) 2356 { 2357 vim_free((*stackptr)->dirname); 2358 (*stackptr)->dirname = vim_strsave(dirbuf); 2359 } 2360 } 2361 2362 if ((*stackptr)->dirname != NULL) 2363 return (*stackptr)->dirname; 2364 else 2365 { 2366 ds_ptr = *stackptr; 2367 *stackptr = (*stackptr)->next; 2368 vim_free(ds_ptr); 2369 return NULL; 2370 } 2371 } 2372 2373 /* 2374 * pop dirbuf from the directory stack and return previous directory or NULL if 2375 * stack is empty 2376 */ 2377 static char_u * 2378 qf_pop_dir(struct dir_stack_T **stackptr) 2379 { 2380 struct dir_stack_T *ds_ptr; 2381 2382 // TODO: Should we check if dirbuf is the directory on top of the stack? 2383 // What to do if it isn't? 2384 2385 // pop top element and free it 2386 if (*stackptr != NULL) 2387 { 2388 ds_ptr = *stackptr; 2389 *stackptr = (*stackptr)->next; 2390 vim_free(ds_ptr->dirname); 2391 vim_free(ds_ptr); 2392 } 2393 2394 // return NEW top element as current dir or NULL if stack is empty 2395 return *stackptr ? (*stackptr)->dirname : NULL; 2396 } 2397 2398 /* 2399 * clean up directory stack 2400 */ 2401 static void 2402 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2403 { 2404 struct dir_stack_T *ds_ptr; 2405 2406 while ((ds_ptr = *stackptr) != NULL) 2407 { 2408 *stackptr = (*stackptr)->next; 2409 vim_free(ds_ptr->dirname); 2410 vim_free(ds_ptr); 2411 } 2412 } 2413 2414 /* 2415 * Check in which directory of the directory stack the given file can be 2416 * found. 2417 * Returns a pointer to the directory name or NULL if not found. 2418 * Cleans up intermediate directory entries. 2419 * 2420 * TODO: How to solve the following problem? 2421 * If we have this directory tree: 2422 * ./ 2423 * ./aa 2424 * ./aa/bb 2425 * ./bb 2426 * ./bb/x.c 2427 * and make says: 2428 * making all in aa 2429 * making all in bb 2430 * x.c:9: Error 2431 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2432 * qf_guess_filepath will return NULL. 2433 */ 2434 static char_u * 2435 qf_guess_filepath(qf_list_T *qfl, char_u *filename) 2436 { 2437 struct dir_stack_T *ds_ptr; 2438 struct dir_stack_T *ds_tmp; 2439 char_u *fullname; 2440 2441 // no dirs on the stack - there's nothing we can do 2442 if (qfl->qf_dir_stack == NULL) 2443 return NULL; 2444 2445 ds_ptr = qfl->qf_dir_stack->next; 2446 fullname = NULL; 2447 while (ds_ptr) 2448 { 2449 vim_free(fullname); 2450 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2451 2452 // If concat_fnames failed, just go on. The worst thing that can happen 2453 // is that we delete the entire stack. 2454 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2455 break; 2456 2457 ds_ptr = ds_ptr->next; 2458 } 2459 2460 vim_free(fullname); 2461 2462 // clean up all dirs we already left 2463 while (qfl->qf_dir_stack->next != ds_ptr) 2464 { 2465 ds_tmp = qfl->qf_dir_stack->next; 2466 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2467 vim_free(ds_tmp->dirname); 2468 vim_free(ds_tmp); 2469 } 2470 2471 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2472 } 2473 2474 /* 2475 * Returns TRUE if a quickfix/location list with the given identifier exists. 2476 */ 2477 static int 2478 qflist_valid(win_T *wp, int_u qf_id) 2479 { 2480 qf_info_T *qi = &ql_info; 2481 int i; 2482 2483 if (wp != NULL) 2484 { 2485 qi = GET_LOC_LIST(wp); // Location list 2486 if (qi == NULL) 2487 return FALSE; 2488 } 2489 2490 for (i = 0; i < qi->qf_listcount; ++i) 2491 if (qi->qf_lists[i].qf_id == qf_id) 2492 return TRUE; 2493 2494 return FALSE; 2495 } 2496 2497 /* 2498 * When loading a file from the quickfix, the autocommands may modify it. 2499 * This may invalidate the current quickfix entry. This function checks 2500 * whether an entry is still present in the quickfix list. 2501 * Similar to location list. 2502 */ 2503 static int 2504 is_qf_entry_present(qf_list_T *qfl, qfline_T *qf_ptr) 2505 { 2506 qfline_T *qfp; 2507 int i; 2508 2509 // Search for the entry in the current list 2510 for (i = 0, qfp = qfl->qf_start; i < qfl->qf_count; 2511 ++i, qfp = qfp->qf_next) 2512 if (qfp == NULL || qfp == qf_ptr) 2513 break; 2514 2515 if (i == qfl->qf_count) // Entry is not found 2516 return FALSE; 2517 2518 return TRUE; 2519 } 2520 2521 /* 2522 * Get the next valid entry in the current quickfix/location list. The search 2523 * starts from the current entry. Returns NULL on failure. 2524 */ 2525 static qfline_T * 2526 get_next_valid_entry( 2527 qf_list_T *qfl, 2528 qfline_T *qf_ptr, 2529 int *qf_index, 2530 int dir) 2531 { 2532 int idx; 2533 int old_qf_fnum; 2534 2535 idx = *qf_index; 2536 old_qf_fnum = qf_ptr->qf_fnum; 2537 2538 do 2539 { 2540 if (idx == qfl->qf_count || qf_ptr->qf_next == NULL) 2541 return NULL; 2542 ++idx; 2543 qf_ptr = qf_ptr->qf_next; 2544 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2545 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2546 2547 *qf_index = idx; 2548 return qf_ptr; 2549 } 2550 2551 /* 2552 * Get the previous valid entry in the current quickfix/location list. The 2553 * search starts from the current entry. Returns NULL on failure. 2554 */ 2555 static qfline_T * 2556 get_prev_valid_entry( 2557 qf_list_T *qfl, 2558 qfline_T *qf_ptr, 2559 int *qf_index, 2560 int dir) 2561 { 2562 int idx; 2563 int old_qf_fnum; 2564 2565 idx = *qf_index; 2566 old_qf_fnum = qf_ptr->qf_fnum; 2567 2568 do 2569 { 2570 if (idx == 1 || qf_ptr->qf_prev == NULL) 2571 return NULL; 2572 --idx; 2573 qf_ptr = qf_ptr->qf_prev; 2574 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2575 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2576 2577 *qf_index = idx; 2578 return qf_ptr; 2579 } 2580 2581 /* 2582 * Get the n'th (errornr) previous/next valid entry from the current entry in 2583 * the quickfix list. 2584 * dir == FORWARD or FORWARD_FILE: next valid entry 2585 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2586 */ 2587 static qfline_T * 2588 get_nth_valid_entry( 2589 qf_list_T *qfl, 2590 int errornr, 2591 int dir, 2592 int *new_qfidx) 2593 { 2594 qfline_T *qf_ptr = qfl->qf_ptr; 2595 int qf_idx = qfl->qf_index; 2596 qfline_T *prev_qf_ptr; 2597 int prev_index; 2598 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 2599 char_u *err = e_no_more_items; 2600 2601 while (errornr--) 2602 { 2603 prev_qf_ptr = qf_ptr; 2604 prev_index = qf_idx; 2605 2606 if (dir == FORWARD || dir == FORWARD_FILE) 2607 qf_ptr = get_next_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2608 else 2609 qf_ptr = get_prev_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2610 if (qf_ptr == NULL) 2611 { 2612 qf_ptr = prev_qf_ptr; 2613 qf_idx = prev_index; 2614 if (err != NULL) 2615 { 2616 emsg(_(err)); 2617 return NULL; 2618 } 2619 break; 2620 } 2621 2622 err = NULL; 2623 } 2624 2625 *new_qfidx = qf_idx; 2626 return qf_ptr; 2627 } 2628 2629 /* 2630 * Get n'th (errornr) quickfix entry from the current entry in the quickfix 2631 * list 'qfl'. Returns a pointer to the new entry and the index in 'new_qfidx' 2632 */ 2633 static qfline_T * 2634 get_nth_entry(qf_list_T *qfl, int errornr, int *new_qfidx) 2635 { 2636 qfline_T *qf_ptr = qfl->qf_ptr; 2637 int qf_idx = qfl->qf_index; 2638 2639 // New error number is less than the current error number 2640 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2641 { 2642 --qf_idx; 2643 qf_ptr = qf_ptr->qf_prev; 2644 } 2645 // New error number is greater than the current error number 2646 while (errornr > qf_idx && qf_idx < qfl->qf_count && 2647 qf_ptr->qf_next != NULL) 2648 { 2649 ++qf_idx; 2650 qf_ptr = qf_ptr->qf_next; 2651 } 2652 2653 *new_qfidx = qf_idx; 2654 return qf_ptr; 2655 } 2656 2657 /* 2658 * Get a entry specied by 'errornr' and 'dir' from the current 2659 * quickfix/location list. 'errornr' specifies the index of the entry and 'dir' 2660 * specifies the direction (FORWARD/BACKWARD/FORWARD_FILE/BACKWARD_FILE). 2661 * Returns a pointer to the entry and the index of the new entry is stored in 2662 * 'new_qfidx'. 2663 */ 2664 static qfline_T * 2665 qf_get_entry( 2666 qf_list_T *qfl, 2667 int errornr, 2668 int dir, 2669 int *new_qfidx) 2670 { 2671 qfline_T *qf_ptr = qfl->qf_ptr; 2672 int qfidx = qfl->qf_index; 2673 2674 if (dir != 0) // next/prev valid entry 2675 qf_ptr = get_nth_valid_entry(qfl, errornr, dir, &qfidx); 2676 else if (errornr != 0) // go to specified number 2677 qf_ptr = get_nth_entry(qfl, errornr, &qfidx); 2678 2679 *new_qfidx = qfidx; 2680 return qf_ptr; 2681 } 2682 2683 /* 2684 * Find a window displaying a Vim help file. 2685 */ 2686 static win_T * 2687 qf_find_help_win(void) 2688 { 2689 win_T *wp; 2690 2691 FOR_ALL_WINDOWS(wp) 2692 if (bt_help(wp->w_buffer)) 2693 return wp; 2694 2695 return NULL; 2696 } 2697 2698 /* 2699 * Find a help window or open one. If 'newwin' is TRUE, then open a new help 2700 * window. 2701 */ 2702 static int 2703 jump_to_help_window(qf_info_T *qi, int newwin, int *opened_window) 2704 { 2705 win_T *wp; 2706 int flags; 2707 2708 if (cmdmod.tab != 0 || newwin) 2709 wp = NULL; 2710 else 2711 wp = qf_find_help_win(); 2712 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2713 win_enter(wp, TRUE); 2714 else 2715 { 2716 // Split off help window; put it at far top if no position 2717 // specified, the current window is vertically split and narrow. 2718 flags = WSP_HELP; 2719 if (cmdmod.split == 0 && curwin->w_width != Columns 2720 && curwin->w_width < 80) 2721 flags |= WSP_TOP; 2722 // If the user asks to open a new window, then copy the location list. 2723 // Otherwise, don't copy the location list. 2724 if (IS_LL_STACK(qi) && !newwin) 2725 flags |= WSP_NEWLOC; 2726 2727 if (win_split(0, flags) == FAIL) 2728 return FAIL; 2729 2730 *opened_window = TRUE; 2731 2732 if (curwin->w_height < p_hh) 2733 win_setheight((int)p_hh); 2734 2735 // When using location list, the new window should use the supplied 2736 // location list. If the user asks to open a new window, then the new 2737 // window will get a copy of the location list. 2738 if (IS_LL_STACK(qi) && !newwin) 2739 { 2740 curwin->w_llist = qi; 2741 qi->qf_refcount++; 2742 } 2743 } 2744 2745 if (!p_im) 2746 restart_edit = 0; // don't want insert mode in help file 2747 2748 return OK; 2749 } 2750 2751 /* 2752 * Find a non-quickfix window using the given location list. 2753 * Returns NULL if a matching window is not found. 2754 */ 2755 static win_T * 2756 qf_find_win_with_loclist(qf_info_T *ll) 2757 { 2758 win_T *wp; 2759 2760 FOR_ALL_WINDOWS(wp) 2761 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2762 return wp; 2763 2764 return NULL; 2765 } 2766 2767 /* 2768 * Find a window containing a normal buffer 2769 */ 2770 static win_T * 2771 qf_find_win_with_normal_buf(void) 2772 { 2773 win_T *wp; 2774 2775 FOR_ALL_WINDOWS(wp) 2776 if (bt_normal(wp->w_buffer)) 2777 return wp; 2778 2779 return NULL; 2780 } 2781 2782 /* 2783 * Go to a window in any tabpage containing the specified file. Returns TRUE 2784 * if successfully jumped to the window. Otherwise returns FALSE. 2785 */ 2786 static int 2787 qf_goto_tabwin_with_file(int fnum) 2788 { 2789 tabpage_T *tp; 2790 win_T *wp; 2791 2792 FOR_ALL_TAB_WINDOWS(tp, wp) 2793 if (wp->w_buffer->b_fnum == fnum) 2794 { 2795 goto_tabpage_win(tp, wp); 2796 return TRUE; 2797 } 2798 2799 return FALSE; 2800 } 2801 2802 /* 2803 * Create a new window to show a file above the quickfix window. Called when 2804 * only the quickfix window is present. 2805 */ 2806 static int 2807 qf_open_new_file_win(qf_info_T *ll_ref) 2808 { 2809 int flags; 2810 2811 flags = WSP_ABOVE; 2812 if (ll_ref != NULL) 2813 flags |= WSP_NEWLOC; 2814 if (win_split(0, flags) == FAIL) 2815 return FAIL; // not enough room for window 2816 p_swb = empty_option; // don't split again 2817 swb_flags = 0; 2818 RESET_BINDING(curwin); 2819 if (ll_ref != NULL) 2820 { 2821 // The new window should use the location list from the 2822 // location list window 2823 curwin->w_llist = ll_ref; 2824 ll_ref->qf_refcount++; 2825 } 2826 return OK; 2827 } 2828 2829 /* 2830 * Go to a window that shows the right buffer. If the window is not found, go 2831 * to the window just above the location list window. This is used for opening 2832 * a file from a location window and not from a quickfix window. If some usable 2833 * window is previously found, then it is supplied in 'use_win'. 2834 */ 2835 static void 2836 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2837 { 2838 win_T *win = use_win; 2839 2840 if (win == NULL) 2841 { 2842 // Find the window showing the selected file 2843 FOR_ALL_WINDOWS(win) 2844 if (win->w_buffer->b_fnum == qf_fnum) 2845 break; 2846 if (win == NULL) 2847 { 2848 // Find a previous usable window 2849 win = curwin; 2850 do 2851 { 2852 if (bt_normal(win->w_buffer)) 2853 break; 2854 if (win->w_prev == NULL) 2855 win = lastwin; // wrap around the top 2856 else 2857 win = win->w_prev; // go to previous window 2858 } while (win != curwin); 2859 } 2860 } 2861 win_goto(win); 2862 2863 // If the location list for the window is not set, then set it 2864 // to the location list from the location window 2865 if (win->w_llist == NULL) 2866 { 2867 win->w_llist = ll_ref; 2868 if (ll_ref != NULL) 2869 ll_ref->qf_refcount++; 2870 } 2871 } 2872 2873 /* 2874 * Go to a window that contains the specified buffer 'qf_fnum'. If a window is 2875 * not found, then go to the window just above the quickfix window. This is 2876 * used for opening a file from a quickfix window and not from a location 2877 * window. 2878 */ 2879 static void 2880 qf_goto_win_with_qfl_file(int qf_fnum) 2881 { 2882 win_T *win; 2883 win_T *altwin; 2884 2885 win = curwin; 2886 altwin = NULL; 2887 for (;;) 2888 { 2889 if (win->w_buffer->b_fnum == qf_fnum) 2890 break; 2891 if (win->w_prev == NULL) 2892 win = lastwin; // wrap around the top 2893 else 2894 win = win->w_prev; // go to previous window 2895 2896 if (IS_QF_WINDOW(win)) 2897 { 2898 // Didn't find it, go to the window before the quickfix 2899 // window. 2900 if (altwin != NULL) 2901 win = altwin; 2902 else if (curwin->w_prev != NULL) 2903 win = curwin->w_prev; 2904 else 2905 win = curwin->w_next; 2906 break; 2907 } 2908 2909 // Remember a usable window. 2910 if (altwin == NULL && !win->w_p_pvw && bt_normal(win->w_buffer)) 2911 altwin = win; 2912 } 2913 2914 win_goto(win); 2915 } 2916 2917 /* 2918 * Find a suitable window for opening a file (qf_fnum) from the 2919 * quickfix/location list and jump to it. If the file is already opened in a 2920 * window, jump to it. Otherwise open a new window to display the file. If 2921 * 'newwin' is TRUE, then always open a new window. This is called from either 2922 * a quickfix or a location list window. 2923 */ 2924 static int 2925 qf_jump_to_usable_window(int qf_fnum, int newwin, int *opened_window) 2926 { 2927 win_T *usable_win_ptr = NULL; 2928 int usable_win; 2929 qf_info_T *ll_ref = NULL; 2930 win_T *win; 2931 2932 usable_win = 0; 2933 2934 // If opening a new window, then don't use the location list referred by 2935 // the current window. Otherwise two windows will refer to the same 2936 // location list. 2937 if (!newwin) 2938 ll_ref = curwin->w_llist_ref; 2939 2940 if (ll_ref != NULL) 2941 { 2942 // Find a non-quickfix window with this location list 2943 usable_win_ptr = qf_find_win_with_loclist(ll_ref); 2944 if (usable_win_ptr != NULL) 2945 usable_win = 1; 2946 } 2947 2948 if (!usable_win) 2949 { 2950 // Locate a window showing a normal buffer 2951 win = qf_find_win_with_normal_buf(); 2952 if (win != NULL) 2953 usable_win = 1; 2954 } 2955 2956 // If no usable window is found and 'switchbuf' contains "usetab" 2957 // then search in other tabs. 2958 if (!usable_win && (swb_flags & SWB_USETAB)) 2959 usable_win = qf_goto_tabwin_with_file(qf_fnum); 2960 2961 // If there is only one window and it is the quickfix window, create a 2962 // new one above the quickfix window. 2963 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win || newwin) 2964 { 2965 if (qf_open_new_file_win(ll_ref) != OK) 2966 return FAIL; 2967 *opened_window = TRUE; // close it when fail 2968 } 2969 else 2970 { 2971 if (curwin->w_llist_ref != NULL) // In a location window 2972 qf_goto_win_with_ll_file(usable_win_ptr, qf_fnum, ll_ref); 2973 else // In a quickfix window 2974 qf_goto_win_with_qfl_file(qf_fnum); 2975 } 2976 2977 return OK; 2978 } 2979 2980 /* 2981 * Edit the selected file or help file. 2982 * Returns OK if successfully edited the file, FAIL on failing to open the 2983 * buffer and NOTDONE if the quickfix/location list was freed by an autocmd 2984 * when opening the buffer. 2985 */ 2986 static int 2987 qf_jump_edit_buffer( 2988 qf_info_T *qi, 2989 qfline_T *qf_ptr, 2990 int forceit, 2991 win_T *oldwin, 2992 int *opened_window) 2993 { 2994 qf_list_T *qfl = &qi->qf_lists[qi->qf_curlist]; 2995 qfltype_T qfl_type = qfl->qfl_type; 2996 int retval = OK; 2997 int old_qf_curlist = qi->qf_curlist; 2998 int save_qfid = qfl->qf_id; 2999 3000 if (qf_ptr->qf_type == 1) 3001 { 3002 // Open help file (do_ecmd() will set b_help flag, readfile() will 3003 // set b_p_ro flag). 3004 if (!can_abandon(curbuf, forceit)) 3005 { 3006 no_write_message(); 3007 return FAIL; 3008 } 3009 3010 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 3011 ECMD_HIDE + ECMD_SET_HELP, 3012 oldwin == curwin ? curwin : NULL); 3013 } 3014 else 3015 retval = buflist_getfile(qf_ptr->qf_fnum, 3016 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 3017 3018 // If a location list, check whether the associated window is still 3019 // present. 3020 if (qfl_type == QFLT_LOCATION && !win_valid_any_tab(oldwin)) 3021 { 3022 emsg(_("E924: Current window was closed")); 3023 *opened_window = FALSE; 3024 return NOTDONE; 3025 } 3026 3027 if (qfl_type == QFLT_QUICKFIX && !qflist_valid(NULL, save_qfid)) 3028 { 3029 emsg(_("E925: Current quickfix was changed")); 3030 return NOTDONE; 3031 } 3032 3033 if (old_qf_curlist != qi->qf_curlist 3034 || !is_qf_entry_present(qfl, qf_ptr)) 3035 { 3036 if (qfl_type == QFLT_QUICKFIX) 3037 emsg(_("E925: Current quickfix was changed")); 3038 else 3039 emsg(_(e_loc_list_changed)); 3040 return NOTDONE; 3041 } 3042 3043 return retval; 3044 } 3045 3046 /* 3047 * Go to the error line in the current file using either line/column number or 3048 * a search pattern. 3049 */ 3050 static void 3051 qf_jump_goto_line( 3052 linenr_T qf_lnum, 3053 int qf_col, 3054 char_u qf_viscol, 3055 char_u *qf_pattern) 3056 { 3057 linenr_T i; 3058 char_u *line; 3059 colnr_T screen_col; 3060 colnr_T char_col; 3061 3062 if (qf_pattern == NULL) 3063 { 3064 // Go to line with error, unless qf_lnum is 0. 3065 i = qf_lnum; 3066 if (i > 0) 3067 { 3068 if (i > curbuf->b_ml.ml_line_count) 3069 i = curbuf->b_ml.ml_line_count; 3070 curwin->w_cursor.lnum = i; 3071 } 3072 if (qf_col > 0) 3073 { 3074 curwin->w_cursor.col = qf_col - 1; 3075 #ifdef FEAT_VIRTUALEDIT 3076 curwin->w_cursor.coladd = 0; 3077 #endif 3078 if (qf_viscol == TRUE) 3079 { 3080 // Check each character from the beginning of the error 3081 // line up to the error column. For each tab character 3082 // found, reduce the error column value by the length of 3083 // a tab character. 3084 line = ml_get_curline(); 3085 screen_col = 0; 3086 for (char_col = 0; char_col < curwin->w_cursor.col; ++char_col) 3087 { 3088 if (*line == NUL) 3089 break; 3090 if (*line++ == '\t') 3091 { 3092 curwin->w_cursor.col -= 7 - (screen_col % 8); 3093 screen_col += 8 - (screen_col % 8); 3094 } 3095 else 3096 ++screen_col; 3097 } 3098 } 3099 curwin->w_set_curswant = TRUE; 3100 check_cursor(); 3101 } 3102 else 3103 beginline(BL_WHITE | BL_FIX); 3104 } 3105 else 3106 { 3107 pos_T save_cursor; 3108 3109 // Move the cursor to the first line in the buffer 3110 save_cursor = curwin->w_cursor; 3111 curwin->w_cursor.lnum = 0; 3112 if (!do_search(NULL, '/', qf_pattern, (long)1, 3113 SEARCH_KEEP, NULL, NULL)) 3114 curwin->w_cursor = save_cursor; 3115 } 3116 } 3117 3118 /* 3119 * Display quickfix list index and size message 3120 */ 3121 static void 3122 qf_jump_print_msg( 3123 qf_info_T *qi, 3124 int qf_index, 3125 qfline_T *qf_ptr, 3126 buf_T *old_curbuf, 3127 linenr_T old_lnum) 3128 { 3129 linenr_T i; 3130 int len; 3131 3132 // Update the screen before showing the message, unless the screen 3133 // scrolled up. 3134 if (!msg_scrolled) 3135 update_topline_redraw(); 3136 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 3137 qi->qf_lists[qi->qf_curlist].qf_count, 3138 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 3139 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 3140 // Add the message, skipping leading whitespace and newlines. 3141 len = (int)STRLEN(IObuff); 3142 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 3143 3144 // Output the message. Overwrite to avoid scrolling when the 'O' 3145 // flag is present in 'shortmess'; But when not jumping, print the 3146 // whole message. 3147 i = msg_scroll; 3148 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 3149 msg_scroll = TRUE; 3150 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 3151 msg_scroll = FALSE; 3152 msg_attr_keep(IObuff, 0, TRUE); 3153 msg_scroll = i; 3154 } 3155 3156 /* 3157 * Find a usable window for opening a file from the quickfix/location list. If 3158 * a window is not found then open a new window. If 'newwin' is TRUE, then open 3159 * a new window. 3160 * Returns OK if successfully jumped or opened a window. Returns FAIL if not 3161 * able to jump/open a window. Returns NOTDONE if a file is not associated 3162 * with the entry. 3163 */ 3164 static int 3165 qf_jump_open_window( 3166 qf_info_T *qi, 3167 qfline_T *qf_ptr, 3168 int newwin, 3169 int *opened_window) 3170 { 3171 // For ":helpgrep" find a help window or open one. 3172 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) || cmdmod.tab != 0)) 3173 if (jump_to_help_window(qi, newwin, opened_window) == FAIL) 3174 return FAIL; 3175 3176 // If currently in the quickfix window, find another window to show the 3177 // file in. 3178 if (bt_quickfix(curbuf) && !*opened_window) 3179 { 3180 // If there is no file specified, we don't know where to go. 3181 // But do advance, otherwise ":cn" gets stuck. 3182 if (qf_ptr->qf_fnum == 0) 3183 return NOTDONE; 3184 3185 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, newwin, 3186 opened_window) == FAIL) 3187 return FAIL; 3188 } 3189 3190 return OK; 3191 } 3192 3193 /* 3194 * Edit a selected file from the quickfix/location list and jump to a 3195 * particular line/column, adjust the folds and display a message about the 3196 * jump. 3197 * Returns OK on success and FAIL on failing to open the file/buffer. Returns 3198 * NOTDONE if the quickfix/location list is freed by an autocmd when opening 3199 * the file. 3200 */ 3201 static int 3202 qf_jump_to_buffer( 3203 qf_info_T *qi, 3204 int qf_index, 3205 qfline_T *qf_ptr, 3206 int forceit, 3207 win_T *oldwin, 3208 int *opened_window, 3209 int openfold, 3210 int print_message) 3211 { 3212 buf_T *old_curbuf; 3213 linenr_T old_lnum; 3214 int retval = OK; 3215 3216 // If there is a file name, read the wanted file if needed, and check 3217 // autowrite etc. 3218 old_curbuf = curbuf; 3219 old_lnum = curwin->w_cursor.lnum; 3220 3221 if (qf_ptr->qf_fnum != 0) 3222 { 3223 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, oldwin, 3224 opened_window); 3225 if (retval != OK) 3226 return retval; 3227 } 3228 3229 // When not switched to another buffer, still need to set pc mark 3230 if (curbuf == old_curbuf) 3231 setpcmark(); 3232 3233 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 3234 qf_ptr->qf_pattern); 3235 3236 #ifdef FEAT_FOLDING 3237 if ((fdo_flags & FDO_QUICKFIX) && openfold) 3238 foldOpenCursor(); 3239 #endif 3240 if (print_message) 3241 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3242 3243 return retval; 3244 } 3245 3246 /* 3247 * Jump to a quickfix line and try to use an existing window. 3248 */ 3249 void 3250 qf_jump(qf_info_T *qi, 3251 int dir, 3252 int errornr, 3253 int forceit) 3254 { 3255 qf_jump_newwin(qi, dir, errornr, forceit, FALSE); 3256 } 3257 3258 /* 3259 * Jump to a quickfix line. 3260 * If dir == 0 go to entry "errornr". 3261 * If dir == FORWARD go "errornr" valid entries forward. 3262 * If dir == BACKWARD go "errornr" valid entries backward. 3263 * If dir == FORWARD_FILE go "errornr" valid entries files backward. 3264 * If dir == BACKWARD_FILE go "errornr" valid entries files backward 3265 * else if "errornr" is zero, redisplay the same line 3266 * If 'forceit' is TRUE, then can discard changes to the current buffer. 3267 * If 'newwin' is TRUE, then open the file in a new window. 3268 */ 3269 void 3270 qf_jump_newwin(qf_info_T *qi, 3271 int dir, 3272 int errornr, 3273 int forceit, 3274 int newwin) 3275 { 3276 qf_list_T *qfl; 3277 qfline_T *qf_ptr; 3278 qfline_T *old_qf_ptr; 3279 int qf_index; 3280 int old_qf_index; 3281 char_u *old_swb = p_swb; 3282 unsigned old_swb_flags = swb_flags; 3283 int opened_window = FALSE; 3284 win_T *oldwin = curwin; 3285 int print_message = TRUE; 3286 #ifdef FEAT_FOLDING 3287 int old_KeyTyped = KeyTyped; // getting file may reset it 3288 #endif 3289 int retval = OK; 3290 3291 if (qi == NULL) 3292 qi = &ql_info; 3293 3294 if (qf_stack_empty(qi) || qf_list_empty(qi, qi->qf_curlist)) 3295 { 3296 emsg(_(e_quickfix)); 3297 return; 3298 } 3299 3300 qfl = &qi->qf_lists[qi->qf_curlist]; 3301 3302 qf_ptr = qfl->qf_ptr; 3303 old_qf_ptr = qf_ptr; 3304 qf_index = qfl->qf_index; 3305 old_qf_index = qf_index; 3306 3307 qf_ptr = qf_get_entry(qfl, errornr, dir, &qf_index); 3308 if (qf_ptr == NULL) 3309 { 3310 qf_ptr = old_qf_ptr; 3311 qf_index = old_qf_index; 3312 goto theend; 3313 } 3314 3315 qfl->qf_index = qf_index; 3316 if (qf_win_pos_update(qi, old_qf_index)) 3317 // No need to print the error message if it's visible in the error 3318 // window 3319 print_message = FALSE; 3320 3321 retval = qf_jump_open_window(qi, qf_ptr, newwin, &opened_window); 3322 if (retval == FAIL) 3323 goto failed; 3324 if (retval == NOTDONE) 3325 goto theend; 3326 3327 retval = qf_jump_to_buffer(qi, qf_index, qf_ptr, forceit, oldwin, 3328 &opened_window, old_KeyTyped, print_message); 3329 if (retval == NOTDONE) 3330 { 3331 // Quickfix/location list is freed by an autocmd 3332 qi = NULL; 3333 qf_ptr = NULL; 3334 } 3335 3336 if (retval != OK) 3337 { 3338 if (opened_window) 3339 win_close(curwin, TRUE); // Close opened window 3340 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3341 { 3342 // Couldn't open file, so put index back where it was. This could 3343 // happen if the file was readonly and we changed something. 3344 failed: 3345 qf_ptr = old_qf_ptr; 3346 qf_index = old_qf_index; 3347 } 3348 } 3349 theend: 3350 if (qi != NULL) 3351 { 3352 qfl->qf_ptr = qf_ptr; 3353 qfl->qf_index = qf_index; 3354 } 3355 if (p_swb != old_swb && opened_window) 3356 { 3357 // Restore old 'switchbuf' value, but not when an autocommand or 3358 // modeline has changed the value. 3359 if (p_swb == empty_option) 3360 { 3361 p_swb = old_swb; 3362 swb_flags = old_swb_flags; 3363 } 3364 else 3365 free_string_option(old_swb); 3366 } 3367 } 3368 3369 // Highlight attributes used for displaying entries from the quickfix list. 3370 static int qfFileAttr; 3371 static int qfSepAttr; 3372 static int qfLineAttr; 3373 3374 /* 3375 * Display information about a single entry from the quickfix/location list. 3376 * Used by ":clist/:llist" commands. 3377 * 'cursel' will be set to TRUE for the currently selected entry in the 3378 * quickfix list. 3379 */ 3380 static void 3381 qf_list_entry(qfline_T *qfp, int qf_idx, int cursel) 3382 { 3383 char_u *fname; 3384 buf_T *buf; 3385 int filter_entry; 3386 3387 fname = NULL; 3388 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3389 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", qf_idx, 3390 (char *)qfp->qf_module); 3391 else { 3392 if (qfp->qf_fnum != 0 3393 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3394 { 3395 fname = buf->b_fname; 3396 if (qfp->qf_type == 1) // :helpgrep 3397 fname = gettail(fname); 3398 } 3399 if (fname == NULL) 3400 sprintf((char *)IObuff, "%2d", qf_idx); 3401 else 3402 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3403 qf_idx, (char *)fname); 3404 } 3405 3406 // Support for filtering entries using :filter /pat/ clist 3407 // Match against the module name, file name, search pattern and 3408 // text of the entry. 3409 filter_entry = TRUE; 3410 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3411 filter_entry &= message_filtered(qfp->qf_module); 3412 if (filter_entry && fname != NULL) 3413 filter_entry &= message_filtered(fname); 3414 if (filter_entry && qfp->qf_pattern != NULL) 3415 filter_entry &= message_filtered(qfp->qf_pattern); 3416 if (filter_entry) 3417 filter_entry &= message_filtered(qfp->qf_text); 3418 if (filter_entry) 3419 return; 3420 3421 msg_putchar('\n'); 3422 msg_outtrans_attr(IObuff, cursel ? HL_ATTR(HLF_QFL) : qfFileAttr); 3423 3424 if (qfp->qf_lnum != 0) 3425 msg_puts_attr((char_u *)":", qfSepAttr); 3426 if (qfp->qf_lnum == 0) 3427 IObuff[0] = NUL; 3428 else if (qfp->qf_col == 0) 3429 sprintf((char *)IObuff, "%ld", qfp->qf_lnum); 3430 else 3431 sprintf((char *)IObuff, "%ld col %d", 3432 qfp->qf_lnum, qfp->qf_col); 3433 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3434 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3435 msg_puts_attr(IObuff, qfLineAttr); 3436 msg_puts_attr((char_u *)":", qfSepAttr); 3437 if (qfp->qf_pattern != NULL) 3438 { 3439 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3440 msg_puts(IObuff); 3441 msg_puts_attr((char_u *)":", qfSepAttr); 3442 } 3443 msg_puts((char_u *)" "); 3444 3445 // Remove newlines and leading whitespace from the text. For an 3446 // unrecognized line keep the indent, the compiler may mark a word 3447 // with ^^^^. 3448 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3449 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3450 IObuff, IOSIZE); 3451 msg_prt_line(IObuff, FALSE); 3452 out_flush(); // show one line at a time 3453 } 3454 3455 /* 3456 * ":clist": list all errors 3457 * ":llist": list all locations 3458 */ 3459 void 3460 qf_list(exarg_T *eap) 3461 { 3462 qf_list_T *qfl; 3463 qfline_T *qfp; 3464 int i; 3465 int idx1 = 1; 3466 int idx2 = -1; 3467 char_u *arg = eap->arg; 3468 int plus = FALSE; 3469 int all = eap->forceit; // if not :cl!, only show 3470 // recognised errors 3471 qf_info_T *qi = &ql_info; 3472 3473 if (is_loclist_cmd(eap->cmdidx)) 3474 { 3475 qi = GET_LOC_LIST(curwin); 3476 if (qi == NULL) 3477 { 3478 emsg(_(e_loclist)); 3479 return; 3480 } 3481 } 3482 3483 if (qf_stack_empty(qi) || qf_list_empty(qi, qi->qf_curlist)) 3484 { 3485 emsg(_(e_quickfix)); 3486 return; 3487 } 3488 if (*arg == '+') 3489 { 3490 ++arg; 3491 plus = TRUE; 3492 } 3493 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3494 { 3495 emsg(_(e_trailing)); 3496 return; 3497 } 3498 qfl = &qi->qf_lists[qi->qf_curlist]; 3499 if (plus) 3500 { 3501 i = qfl->qf_index; 3502 idx2 = i + idx1; 3503 idx1 = i; 3504 } 3505 else 3506 { 3507 i = qfl->qf_count; 3508 if (idx1 < 0) 3509 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3510 if (idx2 < 0) 3511 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3512 } 3513 3514 // Shorten all the file names, so that it is easy to read 3515 shorten_fnames(FALSE); 3516 3517 // Get the attributes for the different quickfix highlight items. Note 3518 // that this depends on syntax items defined in the qf.vim syntax file 3519 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3520 if (qfFileAttr == 0) 3521 qfFileAttr = HL_ATTR(HLF_D); 3522 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3523 if (qfSepAttr == 0) 3524 qfSepAttr = HL_ATTR(HLF_D); 3525 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3526 if (qfLineAttr == 0) 3527 qfLineAttr = HL_ATTR(HLF_N); 3528 3529 if (qfl->qf_nonevalid) 3530 all = TRUE; 3531 qfp = qfl->qf_start; 3532 for (i = 1; !got_int && i <= qfl->qf_count; ) 3533 { 3534 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3535 { 3536 if (got_int) 3537 break; 3538 3539 qf_list_entry(qfp, i, i == qfl->qf_index); 3540 } 3541 3542 qfp = qfp->qf_next; 3543 if (qfp == NULL) 3544 break; 3545 ++i; 3546 ui_breakcheck(); 3547 } 3548 } 3549 3550 /* 3551 * Remove newlines and leading whitespace from an error message. 3552 * Put the result in "buf[bufsize]". 3553 */ 3554 static void 3555 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3556 { 3557 int i; 3558 char_u *p = text; 3559 3560 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3561 { 3562 if (*p == '\n') 3563 { 3564 buf[i] = ' '; 3565 while (*++p != NUL) 3566 if (!VIM_ISWHITE(*p) && *p != '\n') 3567 break; 3568 } 3569 else 3570 buf[i] = *p++; 3571 } 3572 buf[i] = NUL; 3573 } 3574 3575 /* 3576 * Display information (list number, list size and the title) about a 3577 * quickfix/location list. 3578 */ 3579 static void 3580 qf_msg(qf_info_T *qi, int which, char *lead) 3581 { 3582 char *title = (char *)qi->qf_lists[which].qf_title; 3583 int count = qi->qf_lists[which].qf_count; 3584 char_u buf[IOSIZE]; 3585 3586 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3587 lead, 3588 which + 1, 3589 qi->qf_listcount, 3590 count); 3591 3592 if (title != NULL) 3593 { 3594 size_t len = STRLEN(buf); 3595 3596 if (len < 34) 3597 { 3598 vim_memset(buf + len, ' ', 34 - len); 3599 buf[34] = NUL; 3600 } 3601 vim_strcat(buf, (char_u *)title, IOSIZE); 3602 } 3603 trunc_string(buf, buf, Columns - 1, IOSIZE); 3604 msg(buf); 3605 } 3606 3607 /* 3608 * ":colder [count]": Up in the quickfix stack. 3609 * ":cnewer [count]": Down in the quickfix stack. 3610 * ":lolder [count]": Up in the location list stack. 3611 * ":lnewer [count]": Down in the location list stack. 3612 */ 3613 void 3614 qf_age(exarg_T *eap) 3615 { 3616 qf_info_T *qi = &ql_info; 3617 int count; 3618 3619 if (is_loclist_cmd(eap->cmdidx)) 3620 { 3621 qi = GET_LOC_LIST(curwin); 3622 if (qi == NULL) 3623 { 3624 emsg(_(e_loclist)); 3625 return; 3626 } 3627 } 3628 3629 if (eap->addr_count != 0) 3630 count = eap->line2; 3631 else 3632 count = 1; 3633 while (count--) 3634 { 3635 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3636 { 3637 if (qi->qf_curlist == 0) 3638 { 3639 emsg(_("E380: At bottom of quickfix stack")); 3640 break; 3641 } 3642 --qi->qf_curlist; 3643 } 3644 else 3645 { 3646 if (qi->qf_curlist >= qi->qf_listcount - 1) 3647 { 3648 emsg(_("E381: At top of quickfix stack")); 3649 break; 3650 } 3651 ++qi->qf_curlist; 3652 } 3653 } 3654 qf_msg(qi, qi->qf_curlist, ""); 3655 qf_update_buffer(qi, NULL); 3656 } 3657 3658 /* 3659 * Display the information about all the quickfix/location lists in the stack 3660 */ 3661 void 3662 qf_history(exarg_T *eap) 3663 { 3664 qf_info_T *qi = &ql_info; 3665 int i; 3666 3667 if (is_loclist_cmd(eap->cmdidx)) 3668 qi = GET_LOC_LIST(curwin); 3669 if (qf_stack_empty(qi)) 3670 MSG(_("No entries")); 3671 else 3672 for (i = 0; i < qi->qf_listcount; ++i) 3673 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3674 } 3675 3676 /* 3677 * Free all the entries in the error list "idx". Note that other information 3678 * associated with the list like context and title are not freed. 3679 */ 3680 static void 3681 qf_free_items(qf_list_T *qfl) 3682 { 3683 qfline_T *qfp; 3684 qfline_T *qfpnext; 3685 int stop = FALSE; 3686 3687 while (qfl->qf_count && qfl->qf_start != NULL) 3688 { 3689 qfp = qfl->qf_start; 3690 qfpnext = qfp->qf_next; 3691 if (!stop) 3692 { 3693 vim_free(qfp->qf_module); 3694 vim_free(qfp->qf_text); 3695 vim_free(qfp->qf_pattern); 3696 stop = (qfp == qfpnext); 3697 vim_free(qfp); 3698 if (stop) 3699 // Somehow qf_count may have an incorrect value, set it to 1 3700 // to avoid crashing when it's wrong. 3701 // TODO: Avoid qf_count being incorrect. 3702 qfl->qf_count = 1; 3703 } 3704 qfl->qf_start = qfpnext; 3705 --qfl->qf_count; 3706 } 3707 3708 qfl->qf_index = 0; 3709 qfl->qf_start = NULL; 3710 qfl->qf_last = NULL; 3711 qfl->qf_ptr = NULL; 3712 qfl->qf_nonevalid = TRUE; 3713 3714 qf_clean_dir_stack(&qfl->qf_dir_stack); 3715 qfl->qf_directory = NULL; 3716 qf_clean_dir_stack(&qfl->qf_file_stack); 3717 qfl->qf_currfile = NULL; 3718 qfl->qf_multiline = FALSE; 3719 qfl->qf_multiignore = FALSE; 3720 qfl->qf_multiscan = FALSE; 3721 } 3722 3723 /* 3724 * Free error list "idx". Frees all the entries in the quickfix list, 3725 * associated context information and the title. 3726 */ 3727 static void 3728 qf_free(qf_list_T *qfl) 3729 { 3730 qf_free_items(qfl); 3731 3732 VIM_CLEAR(qfl->qf_title); 3733 free_tv(qfl->qf_ctx); 3734 qfl->qf_ctx = NULL; 3735 qfl->qf_id = 0; 3736 qfl->qf_changedtick = 0L; 3737 } 3738 3739 /* 3740 * qf_mark_adjust: adjust marks 3741 */ 3742 void 3743 qf_mark_adjust( 3744 win_T *wp, 3745 linenr_T line1, 3746 linenr_T line2, 3747 long amount, 3748 long amount_after) 3749 { 3750 int i; 3751 qfline_T *qfp; 3752 int idx; 3753 qf_info_T *qi = &ql_info; 3754 int found_one = FALSE; 3755 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3756 3757 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3758 return; 3759 if (wp != NULL) 3760 { 3761 if (wp->w_llist == NULL) 3762 return; 3763 qi = wp->w_llist; 3764 } 3765 3766 for (idx = 0; idx < qi->qf_listcount; ++idx) 3767 if (!qf_list_empty(qi, idx)) 3768 for (i = 0, qfp = qi->qf_lists[idx].qf_start; 3769 i < qi->qf_lists[idx].qf_count && qfp != NULL; 3770 ++i, qfp = qfp->qf_next) 3771 if (qfp->qf_fnum == curbuf->b_fnum) 3772 { 3773 found_one = TRUE; 3774 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3775 { 3776 if (amount == MAXLNUM) 3777 qfp->qf_cleared = TRUE; 3778 else 3779 qfp->qf_lnum += amount; 3780 } 3781 else if (amount_after && qfp->qf_lnum > line2) 3782 qfp->qf_lnum += amount_after; 3783 } 3784 3785 if (!found_one) 3786 curbuf->b_has_qf_entry &= ~buf_has_flag; 3787 } 3788 3789 /* 3790 * Make a nice message out of the error character and the error number: 3791 * char number message 3792 * e or E 0 " error" 3793 * w or W 0 " warning" 3794 * i or I 0 " info" 3795 * 0 0 "" 3796 * other 0 " c" 3797 * e or E n " error n" 3798 * w or W n " warning n" 3799 * i or I n " info n" 3800 * 0 n " error n" 3801 * other n " c n" 3802 * 1 x "" :helpgrep 3803 */ 3804 static char_u * 3805 qf_types(int c, int nr) 3806 { 3807 static char_u buf[20]; 3808 static char_u cc[3]; 3809 char_u *p; 3810 3811 if (c == 'W' || c == 'w') 3812 p = (char_u *)" warning"; 3813 else if (c == 'I' || c == 'i') 3814 p = (char_u *)" info"; 3815 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3816 p = (char_u *)" error"; 3817 else if (c == 0 || c == 1) 3818 p = (char_u *)""; 3819 else 3820 { 3821 cc[0] = ' '; 3822 cc[1] = c; 3823 cc[2] = NUL; 3824 p = cc; 3825 } 3826 3827 if (nr <= 0) 3828 return p; 3829 3830 sprintf((char *)buf, "%s %3d", (char *)p, nr); 3831 return buf; 3832 } 3833 3834 /* 3835 * When "split" is FALSE: Open the entry/result under the cursor. 3836 * When "split" is TRUE: Open the entry/result under the cursor in a new window. 3837 */ 3838 void 3839 qf_view_result(int split) 3840 { 3841 qf_info_T *qi = &ql_info; 3842 3843 if (!bt_quickfix(curbuf)) 3844 return; 3845 3846 if (IS_LL_WINDOW(curwin)) 3847 qi = GET_LOC_LIST(curwin); 3848 3849 if (qf_list_empty(qi, qi->qf_curlist)) 3850 { 3851 emsg(_(e_quickfix)); 3852 return; 3853 } 3854 3855 if (split) 3856 { 3857 // Open the selected entry in a new window 3858 qf_jump_newwin(qi, 0, (long)curwin->w_cursor.lnum, FALSE, TRUE); 3859 do_cmdline_cmd((char_u *) "clearjumps"); 3860 return; 3861 } 3862 3863 do_cmdline_cmd((char_u *)(IS_LL_WINDOW(curwin) ? ".ll" : ".cc")); 3864 } 3865 3866 /* 3867 * ":cwindow": open the quickfix window if we have errors to display, 3868 * close it if not. 3869 * ":lwindow": open the location list window if we have locations to display, 3870 * close it if not. 3871 */ 3872 void 3873 ex_cwindow(exarg_T *eap) 3874 { 3875 qf_info_T *qi = &ql_info; 3876 qf_list_T *qfl; 3877 win_T *win; 3878 3879 if (is_loclist_cmd(eap->cmdidx)) 3880 { 3881 qi = GET_LOC_LIST(curwin); 3882 if (qi == NULL) 3883 return; 3884 } 3885 3886 qfl = &qi->qf_lists[qi->qf_curlist]; 3887 3888 // Look for an existing quickfix window. 3889 win = qf_find_win(qi); 3890 3891 // If a quickfix window is open but we have no errors to display, 3892 // close the window. If a quickfix window is not open, then open 3893 // it if we have errors; otherwise, leave it closed. 3894 if (qf_stack_empty(qi) 3895 || qfl->qf_nonevalid 3896 || qf_list_empty(qi, qi->qf_curlist)) 3897 { 3898 if (win != NULL) 3899 ex_cclose(eap); 3900 } 3901 else if (win == NULL) 3902 ex_copen(eap); 3903 } 3904 3905 /* 3906 * ":cclose": close the window showing the list of errors. 3907 * ":lclose": close the window showing the location list 3908 */ 3909 void 3910 ex_cclose(exarg_T *eap) 3911 { 3912 win_T *win = NULL; 3913 qf_info_T *qi = &ql_info; 3914 3915 if (is_loclist_cmd(eap->cmdidx)) 3916 { 3917 qi = GET_LOC_LIST(curwin); 3918 if (qi == NULL) 3919 return; 3920 } 3921 3922 // Find existing quickfix window and close it. 3923 win = qf_find_win(qi); 3924 if (win != NULL) 3925 win_close(win, FALSE); 3926 } 3927 3928 /* 3929 * Set "w:quickfix_title" if "qi" has a title. 3930 */ 3931 static void 3932 qf_set_title_var(qf_list_T *qfl) 3933 { 3934 if (qfl->qf_title != NULL) 3935 set_internal_string_var((char_u *)"w:quickfix_title", qfl->qf_title); 3936 } 3937 3938 /* 3939 * Goto a quickfix or location list window (if present). 3940 * Returns OK if the window is found, FAIL otherwise. 3941 */ 3942 static int 3943 qf_goto_cwindow(qf_info_T *qi, int resize, int sz, int vertsplit) 3944 { 3945 win_T *win; 3946 3947 win = qf_find_win(qi); 3948 if (win == NULL) 3949 return FAIL; 3950 3951 win_goto(win); 3952 if (resize) 3953 { 3954 if (vertsplit) 3955 { 3956 if (sz != win->w_width) 3957 win_setwidth(sz); 3958 } 3959 else if (sz != win->w_height) 3960 win_setheight(sz); 3961 } 3962 3963 return OK; 3964 } 3965 3966 /* 3967 * Open a new quickfix or location list window, load the quickfix buffer and 3968 * set the appropriate options for the window. 3969 * Returns FAIL if the window could not be opened. 3970 */ 3971 static int 3972 qf_open_new_cwindow(qf_info_T *qi, int height) 3973 { 3974 buf_T *qf_buf; 3975 win_T *oldwin = curwin; 3976 tabpage_T *prevtab = curtab; 3977 int flags = 0; 3978 win_T *win; 3979 3980 qf_buf = qf_find_buf(qi); 3981 3982 // The current window becomes the previous window afterwards. 3983 win = curwin; 3984 3985 if (IS_QF_STACK(qi) && cmdmod.split == 0) 3986 // Create the new quickfix window at the very bottom, except when 3987 // :belowright or :aboveleft is used. 3988 win_goto(lastwin); 3989 // Default is to open the window below the current window 3990 if (cmdmod.split == 0) 3991 flags = WSP_BELOW; 3992 flags |= WSP_NEWLOC; 3993 if (win_split(height, flags) == FAIL) 3994 return FAIL; // not enough room for window 3995 RESET_BINDING(curwin); 3996 3997 if (IS_LL_STACK(qi)) 3998 { 3999 // For the location list window, create a reference to the 4000 // location list from the window 'win'. 4001 curwin->w_llist_ref = win->w_llist; 4002 win->w_llist->qf_refcount++; 4003 } 4004 4005 if (oldwin != curwin) 4006 oldwin = NULL; // don't store info when in another window 4007 if (qf_buf != NULL) 4008 { 4009 // Use the existing quickfix buffer 4010 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 4011 ECMD_HIDE + ECMD_OLDBUF, oldwin); 4012 } 4013 else 4014 { 4015 // Create a new quickfix buffer 4016 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin); 4017 4018 // switch off 'swapfile' 4019 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 4020 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 4021 OPT_LOCAL); 4022 set_option_value((char_u *)"bh", 0L, (char_u *)"wipe", OPT_LOCAL); 4023 RESET_BINDING(curwin); 4024 #ifdef FEAT_DIFF 4025 curwin->w_p_diff = FALSE; 4026 #endif 4027 #ifdef FEAT_FOLDING 4028 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 4029 OPT_LOCAL); 4030 #endif 4031 } 4032 4033 // Only set the height when still in the same tab page and there is no 4034 // window to the side. 4035 if (curtab == prevtab && curwin->w_width == Columns) 4036 win_setheight(height); 4037 curwin->w_p_wfh = TRUE; // set 'winfixheight' 4038 if (win_valid(win)) 4039 prevwin = win; 4040 4041 return OK; 4042 } 4043 4044 /* 4045 * ":copen": open a window that shows the list of errors. 4046 * ":lopen": open a window that shows the location list. 4047 */ 4048 void 4049 ex_copen(exarg_T *eap) 4050 { 4051 qf_info_T *qi = &ql_info; 4052 qf_list_T *qfl; 4053 int height; 4054 int status = FAIL; 4055 int lnum; 4056 4057 if (is_loclist_cmd(eap->cmdidx)) 4058 { 4059 qi = GET_LOC_LIST(curwin); 4060 if (qi == NULL) 4061 { 4062 emsg(_(e_loclist)); 4063 return; 4064 } 4065 } 4066 4067 incr_quickfix_busy(); 4068 4069 if (eap->addr_count != 0) 4070 height = eap->line2; 4071 else 4072 height = QF_WINHEIGHT; 4073 4074 reset_VIsual_and_resel(); // stop Visual mode 4075 #ifdef FEAT_GUI 4076 need_mouse_correct = TRUE; 4077 #endif 4078 4079 // Find an existing quickfix window, or open a new one. 4080 if (cmdmod.tab == 0) 4081 status = qf_goto_cwindow(qi, eap->addr_count != 0, height, 4082 cmdmod.split & WSP_VERT); 4083 if (status == FAIL) 4084 if (qf_open_new_cwindow(qi, height) == FAIL) 4085 { 4086 decr_quickfix_busy(); 4087 return; 4088 } 4089 4090 qfl = &qi->qf_lists[qi->qf_curlist]; 4091 qf_set_title_var(qfl); 4092 // Save the current index here, as updating the quickfix buffer may free 4093 // the quickfix list 4094 lnum = qfl->qf_index; 4095 4096 // Fill the buffer with the quickfix list. 4097 qf_fill_buffer(qi, curbuf, NULL); 4098 4099 decr_quickfix_busy(); 4100 4101 curwin->w_cursor.lnum = lnum; 4102 curwin->w_cursor.col = 0; 4103 check_cursor(); 4104 update_topline(); // scroll to show the line 4105 } 4106 4107 /* 4108 * Move the cursor in the quickfix window to "lnum". 4109 */ 4110 static void 4111 qf_win_goto(win_T *win, linenr_T lnum) 4112 { 4113 win_T *old_curwin = curwin; 4114 4115 curwin = win; 4116 curbuf = win->w_buffer; 4117 curwin->w_cursor.lnum = lnum; 4118 curwin->w_cursor.col = 0; 4119 #ifdef FEAT_VIRTUALEDIT 4120 curwin->w_cursor.coladd = 0; 4121 #endif 4122 curwin->w_curswant = 0; 4123 update_topline(); // scroll to show the line 4124 redraw_later(VALID); 4125 curwin->w_redr_status = TRUE; // update ruler 4126 curwin = old_curwin; 4127 curbuf = curwin->w_buffer; 4128 } 4129 4130 /* 4131 * :cbottom/:lbottom commands. 4132 */ 4133 void 4134 ex_cbottom(exarg_T *eap) 4135 { 4136 qf_info_T *qi = &ql_info; 4137 win_T *win; 4138 4139 if (is_loclist_cmd(eap->cmdidx)) 4140 { 4141 qi = GET_LOC_LIST(curwin); 4142 if (qi == NULL) 4143 { 4144 emsg(_(e_loclist)); 4145 return; 4146 } 4147 } 4148 4149 win = qf_find_win(qi); 4150 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 4151 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 4152 } 4153 4154 /* 4155 * Return the number of the current entry (line number in the quickfix 4156 * window). 4157 */ 4158 linenr_T 4159 qf_current_entry(win_T *wp) 4160 { 4161 qf_info_T *qi = &ql_info; 4162 4163 if (IS_LL_WINDOW(wp)) 4164 // In the location list window, use the referenced location list 4165 qi = wp->w_llist_ref; 4166 4167 return qi->qf_lists[qi->qf_curlist].qf_index; 4168 } 4169 4170 /* 4171 * Update the cursor position in the quickfix window to the current error. 4172 * Return TRUE if there is a quickfix window. 4173 */ 4174 static int 4175 qf_win_pos_update( 4176 qf_info_T *qi, 4177 int old_qf_index) // previous qf_index or zero 4178 { 4179 win_T *win; 4180 int qf_index = qi->qf_lists[qi->qf_curlist].qf_index; 4181 4182 // Put the cursor on the current error in the quickfix window, so that 4183 // it's viewable. 4184 win = qf_find_win(qi); 4185 if (win != NULL 4186 && qf_index <= win->w_buffer->b_ml.ml_line_count 4187 && old_qf_index != qf_index) 4188 { 4189 if (qf_index > old_qf_index) 4190 { 4191 win->w_redraw_top = old_qf_index; 4192 win->w_redraw_bot = qf_index; 4193 } 4194 else 4195 { 4196 win->w_redraw_top = qf_index; 4197 win->w_redraw_bot = old_qf_index; 4198 } 4199 qf_win_goto(win, qf_index); 4200 } 4201 return win != NULL; 4202 } 4203 4204 /* 4205 * Check whether the given window is displaying the specified quickfix/location 4206 * stack. 4207 */ 4208 static int 4209 is_qf_win(win_T *win, qf_info_T *qi) 4210 { 4211 // A window displaying the quickfix buffer will have the w_llist_ref field 4212 // set to NULL. 4213 // A window displaying a location list buffer will have the w_llist_ref 4214 // pointing to the location list. 4215 if (bt_quickfix(win->w_buffer)) 4216 if ((IS_QF_STACK(qi) && win->w_llist_ref == NULL) 4217 || (IS_LL_STACK(qi) && win->w_llist_ref == qi)) 4218 return TRUE; 4219 4220 return FALSE; 4221 } 4222 4223 /* 4224 * Find a window displaying the quickfix/location stack 'qi' 4225 * Only searches in the current tabpage. 4226 */ 4227 static win_T * 4228 qf_find_win(qf_info_T *qi) 4229 { 4230 win_T *win; 4231 4232 FOR_ALL_WINDOWS(win) 4233 if (is_qf_win(win, qi)) 4234 return win; 4235 return NULL; 4236 } 4237 4238 /* 4239 * Find a quickfix buffer. 4240 * Searches in windows opened in all the tabs. 4241 */ 4242 static buf_T * 4243 qf_find_buf(qf_info_T *qi) 4244 { 4245 tabpage_T *tp; 4246 win_T *win; 4247 4248 FOR_ALL_TAB_WINDOWS(tp, win) 4249 if (is_qf_win(win, qi)) 4250 return win->w_buffer; 4251 4252 return NULL; 4253 } 4254 4255 /* 4256 * Update the w:quickfix_title variable in the quickfix/location list window 4257 */ 4258 static void 4259 qf_update_win_titlevar(qf_info_T *qi) 4260 { 4261 win_T *win; 4262 win_T *curwin_save; 4263 4264 if ((win = qf_find_win(qi)) != NULL) 4265 { 4266 curwin_save = curwin; 4267 curwin = win; 4268 qf_set_title_var(&qi->qf_lists[qi->qf_curlist]); 4269 curwin = curwin_save; 4270 } 4271 } 4272 4273 /* 4274 * Find the quickfix buffer. If it exists, update the contents. 4275 */ 4276 static void 4277 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 4278 { 4279 buf_T *buf; 4280 win_T *win; 4281 aco_save_T aco; 4282 4283 // Check if a buffer for the quickfix list exists. Update it. 4284 buf = qf_find_buf(qi); 4285 if (buf != NULL) 4286 { 4287 linenr_T old_line_count = buf->b_ml.ml_line_count; 4288 4289 if (old_last == NULL) 4290 // set curwin/curbuf to buf and save a few things 4291 aucmd_prepbuf(&aco, buf); 4292 4293 qf_update_win_titlevar(qi); 4294 4295 qf_fill_buffer(qi, buf, old_last); 4296 ++CHANGEDTICK(buf); 4297 4298 if (old_last == NULL) 4299 { 4300 (void)qf_win_pos_update(qi, 0); 4301 4302 // restore curwin/curbuf and a few other things 4303 aucmd_restbuf(&aco); 4304 } 4305 4306 // Only redraw when added lines are visible. This avoids flickering 4307 // when the added lines are not visible. 4308 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 4309 redraw_buf_later(buf, NOT_VALID); 4310 } 4311 } 4312 4313 /* 4314 * Add an error line to the quickfix buffer. 4315 */ 4316 static int 4317 qf_buf_add_line(buf_T *buf, linenr_T lnum, qfline_T *qfp, char_u *dirname) 4318 { 4319 int len; 4320 buf_T *errbuf; 4321 4322 if (qfp->qf_module != NULL) 4323 { 4324 STRCPY(IObuff, qfp->qf_module); 4325 len = (int)STRLEN(IObuff); 4326 } 4327 else if (qfp->qf_fnum != 0 4328 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 4329 && errbuf->b_fname != NULL) 4330 { 4331 if (qfp->qf_type == 1) // :helpgrep 4332 STRCPY(IObuff, gettail(errbuf->b_fname)); 4333 else 4334 { 4335 // shorten the file name if not done already 4336 if (errbuf->b_sfname == NULL 4337 || mch_isFullName(errbuf->b_sfname)) 4338 { 4339 if (*dirname == NUL) 4340 mch_dirname(dirname, MAXPATHL); 4341 shorten_buf_fname(errbuf, dirname, FALSE); 4342 } 4343 STRCPY(IObuff, errbuf->b_fname); 4344 } 4345 len = (int)STRLEN(IObuff); 4346 } 4347 else 4348 len = 0; 4349 IObuff[len++] = '|'; 4350 4351 if (qfp->qf_lnum > 0) 4352 { 4353 sprintf((char *)IObuff + len, "%ld", qfp->qf_lnum); 4354 len += (int)STRLEN(IObuff + len); 4355 4356 if (qfp->qf_col > 0) 4357 { 4358 sprintf((char *)IObuff + len, " col %d", qfp->qf_col); 4359 len += (int)STRLEN(IObuff + len); 4360 } 4361 4362 sprintf((char *)IObuff + len, "%s", 4363 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 4364 len += (int)STRLEN(IObuff + len); 4365 } 4366 else if (qfp->qf_pattern != NULL) 4367 { 4368 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 4369 len += (int)STRLEN(IObuff + len); 4370 } 4371 IObuff[len++] = '|'; 4372 IObuff[len++] = ' '; 4373 4374 // Remove newlines and leading whitespace from the text. 4375 // For an unrecognized line keep the indent, the compiler may 4376 // mark a word with ^^^^. 4377 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 4378 IObuff + len, IOSIZE - len); 4379 4380 if (ml_append_buf(buf, lnum, IObuff, 4381 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 4382 return FAIL; 4383 4384 return OK; 4385 } 4386 4387 /* 4388 * Fill current buffer with quickfix errors, replacing any previous contents. 4389 * curbuf must be the quickfix buffer! 4390 * If "old_last" is not NULL append the items after this one. 4391 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 4392 * ml_delete() is used and autocommands will be triggered. 4393 */ 4394 static void 4395 qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last) 4396 { 4397 linenr_T lnum; 4398 qfline_T *qfp; 4399 int old_KeyTyped = KeyTyped; 4400 4401 if (old_last == NULL) 4402 { 4403 if (buf != curbuf) 4404 { 4405 internal_error("qf_fill_buffer()"); 4406 return; 4407 } 4408 4409 // delete all existing lines 4410 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 4411 (void)ml_delete((linenr_T)1, FALSE); 4412 } 4413 4414 // Check if there is anything to display 4415 if (!qf_stack_empty(qi)) 4416 { 4417 qf_list_T *qfl = &qi->qf_lists[qi->qf_curlist]; 4418 char_u dirname[MAXPATHL]; 4419 4420 *dirname = NUL; 4421 4422 // Add one line for each error 4423 if (old_last == NULL) 4424 { 4425 qfp = qfl->qf_start; 4426 lnum = 0; 4427 } 4428 else 4429 { 4430 qfp = old_last->qf_next; 4431 lnum = buf->b_ml.ml_line_count; 4432 } 4433 while (lnum < qfl->qf_count) 4434 { 4435 if (qf_buf_add_line(buf, lnum, qfp, dirname) == FAIL) 4436 break; 4437 4438 ++lnum; 4439 qfp = qfp->qf_next; 4440 if (qfp == NULL) 4441 break; 4442 } 4443 4444 if (old_last == NULL) 4445 // Delete the empty line which is now at the end 4446 (void)ml_delete(lnum + 1, FALSE); 4447 } 4448 4449 // correct cursor position 4450 check_lnums(TRUE); 4451 4452 if (old_last == NULL) 4453 { 4454 // Set the 'filetype' to "qf" each time after filling the buffer. 4455 // This resembles reading a file into a buffer, it's more logical when 4456 // using autocommands. 4457 ++curbuf_lock; 4458 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4459 curbuf->b_p_ma = FALSE; 4460 4461 keep_filetype = TRUE; // don't detect 'filetype' 4462 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4463 FALSE, curbuf); 4464 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4465 FALSE, curbuf); 4466 keep_filetype = FALSE; 4467 --curbuf_lock; 4468 4469 // make sure it will be redrawn 4470 redraw_curbuf_later(NOT_VALID); 4471 } 4472 4473 // Restore KeyTyped, setting 'filetype' may reset it. 4474 KeyTyped = old_KeyTyped; 4475 } 4476 4477 /* 4478 * For every change made to the quickfix list, update the changed tick. 4479 */ 4480 static void 4481 qf_list_changed(qf_list_T *qfl) 4482 { 4483 qfl->qf_changedtick++; 4484 } 4485 4486 /* 4487 * Return the quickfix/location list number with the given identifier. 4488 * Returns -1 if list is not found. 4489 */ 4490 static int 4491 qf_id2nr(qf_info_T *qi, int_u qfid) 4492 { 4493 int qf_idx; 4494 4495 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4496 if (qi->qf_lists[qf_idx].qf_id == qfid) 4497 return qf_idx; 4498 return INVALID_QFIDX; 4499 } 4500 4501 /* 4502 * If the current list is not "save_qfid" and we can find the list with that ID 4503 * then make it the current list. 4504 * This is used when autocommands may have changed the current list. 4505 * Returns OK if successfully restored the list. Returns FAIL if the list with 4506 * the specified identifier (save_qfid) is not found in the stack. 4507 */ 4508 static int 4509 qf_restore_list(qf_info_T *qi, int_u save_qfid) 4510 { 4511 int curlist; 4512 4513 if (qi->qf_lists[qi->qf_curlist].qf_id != save_qfid) 4514 { 4515 curlist = qf_id2nr(qi, save_qfid); 4516 if (curlist < 0) 4517 // list is not present 4518 return FAIL; 4519 qi->qf_curlist = curlist; 4520 } 4521 return OK; 4522 } 4523 4524 /* 4525 * Jump to the first entry if there is one. 4526 */ 4527 static void 4528 qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit) 4529 { 4530 if (qf_restore_list(qi, save_qfid) == FAIL) 4531 return; 4532 4533 // Autocommands might have cleared the list, check for that. 4534 if (!qf_list_empty(qi, qi->qf_curlist)) 4535 qf_jump(qi, 0, 0, forceit); 4536 } 4537 4538 /* 4539 * Return TRUE when using ":vimgrep" for ":grep". 4540 */ 4541 int 4542 grep_internal(cmdidx_T cmdidx) 4543 { 4544 return ((cmdidx == CMD_grep 4545 || cmdidx == CMD_lgrep 4546 || cmdidx == CMD_grepadd 4547 || cmdidx == CMD_lgrepadd) 4548 && STRCMP("internal", 4549 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4550 } 4551 4552 /* 4553 * Return the make/grep autocmd name. 4554 */ 4555 static char_u * 4556 make_get_auname(cmdidx_T cmdidx) 4557 { 4558 switch (cmdidx) 4559 { 4560 case CMD_make: return (char_u *)"make"; 4561 case CMD_lmake: return (char_u *)"lmake"; 4562 case CMD_grep: return (char_u *)"grep"; 4563 case CMD_lgrep: return (char_u *)"lgrep"; 4564 case CMD_grepadd: return (char_u *)"grepadd"; 4565 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4566 default: return NULL; 4567 } 4568 } 4569 4570 /* 4571 * Return the name for the errorfile, in allocated memory. 4572 * Find a new unique name when 'makeef' contains "##". 4573 * Returns NULL for error. 4574 */ 4575 static char_u * 4576 get_mef_name(void) 4577 { 4578 char_u *p; 4579 char_u *name; 4580 static int start = -1; 4581 static int off = 0; 4582 #ifdef HAVE_LSTAT 4583 stat_T sb; 4584 #endif 4585 4586 if (*p_mef == NUL) 4587 { 4588 name = vim_tempname('e', FALSE); 4589 if (name == NULL) 4590 emsg(_(e_notmp)); 4591 return name; 4592 } 4593 4594 for (p = p_mef; *p; ++p) 4595 if (p[0] == '#' && p[1] == '#') 4596 break; 4597 4598 if (*p == NUL) 4599 return vim_strsave(p_mef); 4600 4601 // Keep trying until the name doesn't exist yet. 4602 for (;;) 4603 { 4604 if (start == -1) 4605 start = mch_get_pid(); 4606 else 4607 off += 19; 4608 4609 name = alloc((unsigned)STRLEN(p_mef) + 30); 4610 if (name == NULL) 4611 break; 4612 STRCPY(name, p_mef); 4613 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4614 STRCAT(name, p + 2); 4615 if (mch_getperm(name) < 0 4616 #ifdef HAVE_LSTAT 4617 // Don't accept a symbolic link, it's a security risk. 4618 && mch_lstat((char *)name, &sb) < 0 4619 #endif 4620 ) 4621 break; 4622 vim_free(name); 4623 } 4624 return name; 4625 } 4626 4627 /* 4628 * Form the complete command line to invoke 'make'/'grep'. Quote the command 4629 * using 'shellquote' and append 'shellpipe'. Echo the fully formed command. 4630 */ 4631 static char_u * 4632 make_get_fullcmd(char_u *makecmd, char_u *fname) 4633 { 4634 char_u *cmd; 4635 unsigned len; 4636 4637 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(makecmd) + 1; 4638 if (*p_sp != NUL) 4639 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4640 cmd = alloc(len); 4641 if (cmd == NULL) 4642 return NULL; 4643 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)makecmd, 4644 (char *)p_shq); 4645 4646 // If 'shellpipe' empty: don't redirect to 'errorfile'. 4647 if (*p_sp != NUL) 4648 append_redir(cmd, len, p_sp, fname); 4649 4650 // Display the fully formed command. Output a newline if there's something 4651 // else than the :make command that was typed (in which case the cursor is 4652 // in column 0). 4653 if (msg_col == 0) 4654 msg_didout = FALSE; 4655 msg_start(); 4656 MSG_PUTS(":!"); 4657 msg_outtrans(cmd); // show what we are doing 4658 4659 return cmd; 4660 } 4661 4662 /* 4663 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4664 */ 4665 void 4666 ex_make(exarg_T *eap) 4667 { 4668 char_u *fname; 4669 char_u *cmd; 4670 char_u *enc = NULL; 4671 win_T *wp = NULL; 4672 qf_info_T *qi = &ql_info; 4673 int res; 4674 char_u *au_name = NULL; 4675 int_u save_qfid; 4676 4677 // Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". 4678 if (grep_internal(eap->cmdidx)) 4679 { 4680 ex_vimgrep(eap); 4681 return; 4682 } 4683 4684 au_name = make_get_auname(eap->cmdidx); 4685 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4686 curbuf->b_fname, TRUE, curbuf)) 4687 { 4688 #ifdef FEAT_EVAL 4689 if (aborting()) 4690 return; 4691 #endif 4692 } 4693 #ifdef FEAT_MBYTE 4694 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4695 #endif 4696 4697 if (is_loclist_cmd(eap->cmdidx)) 4698 wp = curwin; 4699 4700 autowrite_all(); 4701 fname = get_mef_name(); 4702 if (fname == NULL) 4703 return; 4704 mch_remove(fname); // in case it's not unique 4705 4706 cmd = make_get_fullcmd(eap->arg, fname); 4707 if (cmd == NULL) 4708 return; 4709 4710 // let the shell know if we are redirecting output or not 4711 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 4712 4713 #ifdef AMIGA 4714 out_flush(); 4715 // read window status report and redraw before message 4716 (void)char_avail(); 4717 #endif 4718 4719 incr_quickfix_busy(); 4720 4721 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 4722 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 4723 (eap->cmdidx != CMD_grepadd 4724 && eap->cmdidx != CMD_lgrepadd), 4725 qf_cmdtitle(*eap->cmdlinep), enc); 4726 if (wp != NULL) 4727 { 4728 qi = GET_LOC_LIST(wp); 4729 if (qi == NULL) 4730 goto cleanup; 4731 } 4732 if (res >= 0) 4733 qf_list_changed(&qi->qf_lists[qi->qf_curlist]); 4734 4735 // Remember the current quickfix list identifier, so that we can 4736 // check for autocommands changing the current quickfix list. 4737 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 4738 if (au_name != NULL) 4739 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 4740 curbuf->b_fname, TRUE, curbuf); 4741 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 4742 // display the first error 4743 qf_jump_first(qi, save_qfid, FALSE); 4744 4745 cleanup: 4746 decr_quickfix_busy(); 4747 mch_remove(fname); 4748 vim_free(fname); 4749 vim_free(cmd); 4750 } 4751 4752 /* 4753 * Returns the number of valid entries in the current quickfix/location list. 4754 */ 4755 int 4756 qf_get_size(exarg_T *eap) 4757 { 4758 qf_info_T *qi = &ql_info; 4759 qf_list_T *qfl; 4760 qfline_T *qfp; 4761 int i, sz = 0; 4762 int prev_fnum = 0; 4763 4764 if (is_loclist_cmd(eap->cmdidx)) 4765 { 4766 // Location list 4767 qi = GET_LOC_LIST(curwin); 4768 if (qi == NULL) 4769 return 0; 4770 } 4771 4772 qfl = &qi->qf_lists[qi->qf_curlist]; 4773 for (i = 0, qfp = qfl->qf_start; i < qfl->qf_count && qfp != NULL; 4774 ++i, qfp = qfp->qf_next) 4775 { 4776 if (qfp->qf_valid) 4777 { 4778 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 4779 sz++; // Count all valid entries 4780 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4781 { 4782 // Count the number of files 4783 sz++; 4784 prev_fnum = qfp->qf_fnum; 4785 } 4786 } 4787 } 4788 4789 return sz; 4790 } 4791 4792 /* 4793 * Returns the current index of the quickfix/location list. 4794 * Returns 0 if there is an error. 4795 */ 4796 int 4797 qf_get_cur_idx(exarg_T *eap) 4798 { 4799 qf_info_T *qi = &ql_info; 4800 4801 if (is_loclist_cmd(eap->cmdidx)) 4802 { 4803 // Location list 4804 qi = GET_LOC_LIST(curwin); 4805 if (qi == NULL) 4806 return 0; 4807 } 4808 4809 return qi->qf_lists[qi->qf_curlist].qf_index; 4810 } 4811 4812 /* 4813 * Returns the current index in the quickfix/location list (counting only valid 4814 * entries). If no valid entries are in the list, then returns 1. 4815 */ 4816 int 4817 qf_get_cur_valid_idx(exarg_T *eap) 4818 { 4819 qf_info_T *qi = &ql_info; 4820 qf_list_T *qfl; 4821 qfline_T *qfp; 4822 int i, eidx = 0; 4823 int prev_fnum = 0; 4824 4825 if (is_loclist_cmd(eap->cmdidx)) 4826 { 4827 // Location list 4828 qi = GET_LOC_LIST(curwin); 4829 if (qi == NULL) 4830 return 1; 4831 } 4832 4833 qfl = &qi->qf_lists[qi->qf_curlist]; 4834 qfp = qfl->qf_start; 4835 4836 // check if the list has valid errors 4837 if (qfl->qf_count <= 0 || qfl->qf_nonevalid) 4838 return 1; 4839 4840 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 4841 { 4842 if (qfp->qf_valid) 4843 { 4844 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4845 { 4846 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4847 { 4848 // Count the number of files 4849 eidx++; 4850 prev_fnum = qfp->qf_fnum; 4851 } 4852 } 4853 else 4854 eidx++; 4855 } 4856 } 4857 4858 return eidx ? eidx : 1; 4859 } 4860 4861 /* 4862 * Get the 'n'th valid error entry in the quickfix or location list. 4863 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 4864 * For :cdo and :ldo returns the 'n'th valid error entry. 4865 * For :cfdo and :lfdo returns the 'n'th valid file entry. 4866 */ 4867 static int 4868 qf_get_nth_valid_entry(qf_list_T *qfl, int n, int fdo) 4869 { 4870 qfline_T *qfp = qfl->qf_start; 4871 int i, eidx; 4872 int prev_fnum = 0; 4873 4874 // check if the list has valid errors 4875 if (qfl->qf_count <= 0 || qfl->qf_nonevalid) 4876 return 1; 4877 4878 for (i = 1, eidx = 0; i <= qfl->qf_count && qfp != NULL; 4879 i++, qfp = qfp->qf_next) 4880 { 4881 if (qfp->qf_valid) 4882 { 4883 if (fdo) 4884 { 4885 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4886 { 4887 // Count the number of files 4888 eidx++; 4889 prev_fnum = qfp->qf_fnum; 4890 } 4891 } 4892 else 4893 eidx++; 4894 } 4895 4896 if (eidx == n) 4897 break; 4898 } 4899 4900 if (i <= qfl->qf_count) 4901 return i; 4902 else 4903 return 1; 4904 } 4905 4906 /* 4907 * ":cc", ":crewind", ":cfirst" and ":clast". 4908 * ":ll", ":lrewind", ":lfirst" and ":llast". 4909 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 4910 */ 4911 void 4912 ex_cc(exarg_T *eap) 4913 { 4914 qf_info_T *qi = &ql_info; 4915 int errornr; 4916 4917 if (is_loclist_cmd(eap->cmdidx)) 4918 { 4919 qi = GET_LOC_LIST(curwin); 4920 if (qi == NULL) 4921 { 4922 emsg(_(e_loclist)); 4923 return; 4924 } 4925 } 4926 4927 if (eap->addr_count > 0) 4928 errornr = (int)eap->line2; 4929 else 4930 { 4931 switch (eap->cmdidx) 4932 { 4933 case CMD_cc: case CMD_ll: 4934 errornr = 0; 4935 break; 4936 case CMD_crewind: case CMD_lrewind: case CMD_cfirst: 4937 case CMD_lfirst: 4938 errornr = 1; 4939 break; 4940 default: 4941 errornr = 32767; 4942 } 4943 } 4944 4945 // For cdo and ldo commands, jump to the nth valid error. 4946 // For cfdo and lfdo commands, jump to the nth valid file entry. 4947 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 4948 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4949 errornr = qf_get_nth_valid_entry(&qi->qf_lists[qi->qf_curlist], 4950 eap->addr_count > 0 ? (int)eap->line1 : 1, 4951 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 4952 4953 qf_jump(qi, 0, errornr, eap->forceit); 4954 } 4955 4956 /* 4957 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 4958 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 4959 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 4960 */ 4961 void 4962 ex_cnext(exarg_T *eap) 4963 { 4964 qf_info_T *qi = &ql_info; 4965 int errornr; 4966 int dir; 4967 4968 if (is_loclist_cmd(eap->cmdidx)) 4969 { 4970 qi = GET_LOC_LIST(curwin); 4971 if (qi == NULL) 4972 { 4973 emsg(_(e_loclist)); 4974 return; 4975 } 4976 } 4977 4978 if (eap->addr_count > 0 4979 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 4980 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 4981 errornr = (int)eap->line2; 4982 else 4983 errornr = 1; 4984 4985 // Depending on the command jump to either next or previous entry/file. 4986 switch (eap->cmdidx) 4987 { 4988 case CMD_cnext: case CMD_lnext: case CMD_cdo: case CMD_ldo: 4989 dir = FORWARD; 4990 break; 4991 case CMD_cprevious: case CMD_lprevious: case CMD_cNext: 4992 case CMD_lNext: 4993 dir = BACKWARD; 4994 break; 4995 case CMD_cnfile: case CMD_lnfile: case CMD_cfdo: case CMD_lfdo: 4996 dir = FORWARD_FILE; 4997 break; 4998 case CMD_cpfile: case CMD_lpfile: case CMD_cNfile: case CMD_lNfile: 4999 dir = BACKWARD_FILE; 5000 break; 5001 default: 5002 dir = FORWARD; 5003 break; 5004 } 5005 5006 qf_jump(qi, dir, errornr, eap->forceit); 5007 } 5008 5009 /* 5010 * ":cfile"/":cgetfile"/":caddfile" commands. 5011 * ":lfile"/":lgetfile"/":laddfile" commands. 5012 */ 5013 void 5014 ex_cfile(exarg_T *eap) 5015 { 5016 char_u *enc = NULL; 5017 win_T *wp = NULL; 5018 qf_info_T *qi = &ql_info; 5019 char_u *au_name = NULL; 5020 int_u save_qfid = 0; // init for gcc 5021 int res; 5022 5023 switch (eap->cmdidx) 5024 { 5025 case CMD_cfile: au_name = (char_u *)"cfile"; break; 5026 case CMD_cgetfile: au_name = (char_u *)"cgetfile"; break; 5027 case CMD_caddfile: au_name = (char_u *)"caddfile"; break; 5028 case CMD_lfile: au_name = (char_u *)"lfile"; break; 5029 case CMD_lgetfile: au_name = (char_u *)"lgetfile"; break; 5030 case CMD_laddfile: au_name = (char_u *)"laddfile"; break; 5031 default: break; 5032 } 5033 if (au_name != NULL) 5034 apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, NULL, FALSE, curbuf); 5035 #ifdef FEAT_MBYTE 5036 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5037 #endif 5038 #ifdef FEAT_BROWSE 5039 if (cmdmod.browse) 5040 { 5041 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 5042 NULL, NULL, 5043 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 5044 if (browse_file == NULL) 5045 return; 5046 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 5047 vim_free(browse_file); 5048 } 5049 else 5050 #endif 5051 if (*eap->arg != NUL) 5052 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 5053 5054 if (is_loclist_cmd(eap->cmdidx)) 5055 wp = curwin; 5056 5057 incr_quickfix_busy(); 5058 5059 // This function is used by the :cfile, :cgetfile and :caddfile 5060 // commands. 5061 // :cfile always creates a new quickfix list and jumps to the 5062 // first error. 5063 // :cgetfile creates a new quickfix list but doesn't jump to the 5064 // first error. 5065 // :caddfile adds to an existing quickfix list. If there is no 5066 // quickfix list then a new list is created. 5067 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 5068 && eap->cmdidx != CMD_laddfile), 5069 qf_cmdtitle(*eap->cmdlinep), enc); 5070 if (wp != NULL) 5071 { 5072 qi = GET_LOC_LIST(wp); 5073 if (qi == NULL) 5074 { 5075 decr_quickfix_busy(); 5076 return; 5077 } 5078 } 5079 if (res >= 0) 5080 qf_list_changed(&qi->qf_lists[qi->qf_curlist]); 5081 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 5082 if (au_name != NULL) 5083 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 5084 5085 // Jump to the first error for a new list and if autocmds didn't 5086 // free the list. 5087 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 5088 && qflist_valid(wp, save_qfid)) 5089 // display the first error 5090 qf_jump_first(qi, save_qfid, eap->forceit); 5091 5092 decr_quickfix_busy(); 5093 } 5094 5095 /* 5096 * Return the vimgrep autocmd name. 5097 */ 5098 static char_u * 5099 vgr_get_auname(cmdidx_T cmdidx) 5100 { 5101 switch (cmdidx) 5102 { 5103 case CMD_vimgrep: return (char_u *)"vimgrep"; 5104 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 5105 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 5106 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 5107 case CMD_grep: return (char_u *)"grep"; 5108 case CMD_lgrep: return (char_u *)"lgrep"; 5109 case CMD_grepadd: return (char_u *)"grepadd"; 5110 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 5111 default: return NULL; 5112 } 5113 } 5114 5115 /* 5116 * Initialize the regmatch used by vimgrep for pattern "s". 5117 */ 5118 static void 5119 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 5120 { 5121 // Get the search pattern: either white-separated or enclosed in // 5122 regmatch->regprog = NULL; 5123 5124 if (s == NULL || *s == NUL) 5125 { 5126 // Pattern is empty, use last search pattern. 5127 if (last_search_pat() == NULL) 5128 { 5129 emsg(_(e_noprevre)); 5130 return; 5131 } 5132 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 5133 } 5134 else 5135 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 5136 5137 regmatch->rmm_ic = p_ic; 5138 regmatch->rmm_maxcol = 0; 5139 } 5140 5141 /* 5142 * Display a file name when vimgrep is running. 5143 */ 5144 static void 5145 vgr_display_fname(char_u *fname) 5146 { 5147 char_u *p; 5148 5149 msg_start(); 5150 p = msg_strtrunc(fname, TRUE); 5151 if (p == NULL) 5152 msg_outtrans(fname); 5153 else 5154 { 5155 msg_outtrans(p); 5156 vim_free(p); 5157 } 5158 msg_clr_eos(); 5159 msg_didout = FALSE; // overwrite this message 5160 msg_nowait = TRUE; // don't wait for this message 5161 msg_col = 0; 5162 out_flush(); 5163 } 5164 5165 /* 5166 * Load a dummy buffer to search for a pattern using vimgrep. 5167 */ 5168 static buf_T * 5169 vgr_load_dummy_buf( 5170 char_u *fname, 5171 char_u *dirname_start, 5172 char_u *dirname_now) 5173 { 5174 int save_mls; 5175 #if defined(FEAT_SYN_HL) 5176 char_u *save_ei = NULL; 5177 #endif 5178 buf_T *buf; 5179 5180 #if defined(FEAT_SYN_HL) 5181 // Don't do Filetype autocommands to avoid loading syntax and 5182 // indent scripts, a great speed improvement. 5183 save_ei = au_event_disable(",Filetype"); 5184 #endif 5185 // Don't use modelines here, it's useless. 5186 save_mls = p_mls; 5187 p_mls = 0; 5188 5189 // Load file into a buffer, so that 'fileencoding' is detected, 5190 // autocommands applied, etc. 5191 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 5192 5193 p_mls = save_mls; 5194 #if defined(FEAT_SYN_HL) 5195 au_event_restore(save_ei); 5196 #endif 5197 5198 return buf; 5199 } 5200 5201 /* 5202 * Check whether a quickfix/location list valid. Autocmds may remove or change 5203 * a quickfix list when vimgrep is running. If the list is not found, create a 5204 * new list. 5205 */ 5206 static int 5207 vgr_qflist_valid( 5208 win_T *wp, 5209 qf_info_T *qi, 5210 int_u qfid, 5211 char_u *title) 5212 { 5213 // Verify that the quickfix/location list was not freed by an autocmd 5214 if (!qflist_valid(wp, qfid)) 5215 { 5216 if (wp != NULL) 5217 { 5218 // An autocmd has freed the location list. 5219 emsg(_(e_loc_list_changed)); 5220 return FALSE; 5221 } 5222 else 5223 { 5224 // Quickfix list is not found, create a new one. 5225 qf_new_list(qi, title); 5226 return TRUE; 5227 } 5228 } 5229 5230 if (qf_restore_list(qi, qfid) == FAIL) 5231 return FALSE; 5232 5233 return TRUE; 5234 } 5235 5236 /* 5237 * Search for a pattern in all the lines in a buffer and add the matching lines 5238 * to a quickfix list. 5239 */ 5240 static int 5241 vgr_match_buflines( 5242 qf_info_T *qi, 5243 char_u *fname, 5244 buf_T *buf, 5245 regmmatch_T *regmatch, 5246 long *tomatch, 5247 int duplicate_name, 5248 int flags) 5249 { 5250 int found_match = FALSE; 5251 long lnum; 5252 colnr_T col; 5253 5254 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && *tomatch > 0; ++lnum) 5255 { 5256 col = 0; 5257 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 5258 col, NULL, NULL) > 0) 5259 { 5260 // Pass the buffer number so that it gets used even for a 5261 // dummy buffer, unless duplicate_name is set, then the 5262 // buffer will be wiped out below. 5263 if (qf_add_entry(qi, 5264 qi->qf_curlist, 5265 NULL, // dir 5266 fname, 5267 NULL, 5268 duplicate_name ? 0 : buf->b_fnum, 5269 ml_get_buf(buf, 5270 regmatch->startpos[0].lnum + lnum, FALSE), 5271 regmatch->startpos[0].lnum + lnum, 5272 regmatch->startpos[0].col + 1, 5273 FALSE, // vis_col 5274 NULL, // search pattern 5275 0, // nr 5276 0, // type 5277 TRUE // valid 5278 ) == FAIL) 5279 { 5280 got_int = TRUE; 5281 break; 5282 } 5283 found_match = TRUE; 5284 if (--*tomatch == 0) 5285 break; 5286 if ((flags & VGR_GLOBAL) == 0 5287 || regmatch->endpos[0].lnum > 0) 5288 break; 5289 col = regmatch->endpos[0].col 5290 + (col == regmatch->endpos[0].col); 5291 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 5292 break; 5293 } 5294 line_breakcheck(); 5295 if (got_int) 5296 break; 5297 } 5298 5299 return found_match; 5300 } 5301 5302 /* 5303 * Jump to the first match and update the directory. 5304 */ 5305 static void 5306 vgr_jump_to_match( 5307 qf_info_T *qi, 5308 int forceit, 5309 int *redraw_for_dummy, 5310 buf_T *first_match_buf, 5311 char_u *target_dir) 5312 { 5313 buf_T *buf; 5314 5315 buf = curbuf; 5316 qf_jump(qi, 0, 0, forceit); 5317 if (buf != curbuf) 5318 // If we jumped to another buffer redrawing will already be 5319 // taken care of. 5320 *redraw_for_dummy = FALSE; 5321 5322 // Jump to the directory used after loading the buffer. 5323 if (curbuf == first_match_buf && target_dir != NULL) 5324 { 5325 exarg_T ea; 5326 5327 ea.arg = target_dir; 5328 ea.cmdidx = CMD_lcd; 5329 ex_cd(&ea); 5330 } 5331 } 5332 5333 /* 5334 * ":vimgrep {pattern} file(s)" 5335 * ":vimgrepadd {pattern} file(s)" 5336 * ":lvimgrep {pattern} file(s)" 5337 * ":lvimgrepadd {pattern} file(s)" 5338 */ 5339 void 5340 ex_vimgrep(exarg_T *eap) 5341 { 5342 regmmatch_T regmatch; 5343 int fcount; 5344 char_u **fnames; 5345 char_u *fname; 5346 char_u *title; 5347 char_u *s; 5348 char_u *p; 5349 int fi; 5350 qf_info_T *qi = &ql_info; 5351 qf_list_T *qfl; 5352 int_u save_qfid; 5353 win_T *wp = NULL; 5354 buf_T *buf; 5355 int duplicate_name = FALSE; 5356 int using_dummy; 5357 int redraw_for_dummy = FALSE; 5358 int found_match; 5359 buf_T *first_match_buf = NULL; 5360 time_t seconds = 0; 5361 aco_save_T aco; 5362 int flags = 0; 5363 long tomatch; 5364 char_u *dirname_start = NULL; 5365 char_u *dirname_now = NULL; 5366 char_u *target_dir = NULL; 5367 char_u *au_name = NULL; 5368 5369 au_name = vgr_get_auname(eap->cmdidx); 5370 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5371 curbuf->b_fname, TRUE, curbuf)) 5372 { 5373 #ifdef FEAT_EVAL 5374 if (aborting()) 5375 return; 5376 #endif 5377 } 5378 5379 if (is_loclist_cmd(eap->cmdidx)) 5380 { 5381 qi = ll_get_or_alloc_list(curwin); 5382 if (qi == NULL) 5383 return; 5384 wp = curwin; 5385 } 5386 5387 if (eap->addr_count > 0) 5388 tomatch = eap->line2; 5389 else 5390 tomatch = MAXLNUM; 5391 5392 // Get the search pattern: either white-separated or enclosed in // 5393 regmatch.regprog = NULL; 5394 title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 5395 p = skip_vimgrep_pat(eap->arg, &s, &flags); 5396 if (p == NULL) 5397 { 5398 emsg(_(e_invalpat)); 5399 goto theend; 5400 } 5401 5402 vgr_init_regmatch(®match, s); 5403 if (regmatch.regprog == NULL) 5404 goto theend; 5405 5406 p = skipwhite(p); 5407 if (*p == NUL) 5408 { 5409 emsg(_("E683: File name missing or invalid pattern")); 5410 goto theend; 5411 } 5412 5413 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 5414 && eap->cmdidx != CMD_vimgrepadd 5415 && eap->cmdidx != CMD_lvimgrepadd) 5416 || qf_stack_empty(qi)) 5417 // make place for a new list 5418 qf_new_list(qi, title != NULL ? title : qf_cmdtitle(*eap->cmdlinep)); 5419 5420 // parse the list of arguments 5421 if (get_arglist_exp(p, &fcount, &fnames, TRUE) == FAIL) 5422 goto theend; 5423 if (fcount == 0) 5424 { 5425 emsg(_(e_nomatch)); 5426 goto theend; 5427 } 5428 5429 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 5430 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 5431 if (dirname_start == NULL || dirname_now == NULL) 5432 { 5433 FreeWild(fcount, fnames); 5434 goto theend; 5435 } 5436 5437 // Remember the current directory, because a BufRead autocommand that does 5438 // ":lcd %:p:h" changes the meaning of short path names. 5439 mch_dirname(dirname_start, MAXPATHL); 5440 5441 incr_quickfix_busy(); 5442 5443 // Remember the current quickfix list identifier, so that we can check for 5444 // autocommands changing the current quickfix list. 5445 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 5446 5447 seconds = (time_t)0; 5448 for (fi = 0; fi < fcount && !got_int && tomatch > 0; ++fi) 5449 { 5450 fname = shorten_fname1(fnames[fi]); 5451 if (time(NULL) > seconds) 5452 { 5453 // Display the file name every second or so, show the user we are 5454 // working on it. 5455 seconds = time(NULL); 5456 vgr_display_fname(fname); 5457 } 5458 5459 buf = buflist_findname_exp(fnames[fi]); 5460 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 5461 { 5462 // Remember that a buffer with this name already exists. 5463 duplicate_name = (buf != NULL); 5464 using_dummy = TRUE; 5465 redraw_for_dummy = TRUE; 5466 5467 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 5468 } 5469 else 5470 // Use existing, loaded buffer. 5471 using_dummy = FALSE; 5472 5473 // Check whether the quickfix list is still valid. When loading a 5474 // buffer above, autocommands might have changed the quickfix list. 5475 if (!vgr_qflist_valid(wp, qi, save_qfid, qf_cmdtitle(*eap->cmdlinep))) 5476 { 5477 FreeWild(fcount, fnames); 5478 decr_quickfix_busy(); 5479 goto theend; 5480 } 5481 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 5482 5483 if (buf == NULL) 5484 { 5485 if (!got_int) 5486 smsg(_("Cannot open file \"%s\""), fname); 5487 } 5488 else 5489 { 5490 // Try for a match in all lines of the buffer. 5491 // For ":1vimgrep" look for first match only. 5492 found_match = vgr_match_buflines(qi, fname, buf, ®match, 5493 &tomatch, duplicate_name, flags); 5494 5495 if (using_dummy) 5496 { 5497 if (found_match && first_match_buf == NULL) 5498 first_match_buf = buf; 5499 if (duplicate_name) 5500 { 5501 // Never keep a dummy buffer if there is another buffer 5502 // with the same name. 5503 wipe_dummy_buffer(buf, dirname_start); 5504 buf = NULL; 5505 } 5506 else if (!cmdmod.hide 5507 || buf->b_p_bh[0] == 'u' // "unload" 5508 || buf->b_p_bh[0] == 'w' // "wipe" 5509 || buf->b_p_bh[0] == 'd') // "delete" 5510 { 5511 // When no match was found we don't need to remember the 5512 // buffer, wipe it out. If there was a match and it 5513 // wasn't the first one or we won't jump there: only 5514 // unload the buffer. 5515 // Ignore 'hidden' here, because it may lead to having too 5516 // many swap files. 5517 if (!found_match) 5518 { 5519 wipe_dummy_buffer(buf, dirname_start); 5520 buf = NULL; 5521 } 5522 else if (buf != first_match_buf || (flags & VGR_NOJUMP)) 5523 { 5524 unload_dummy_buffer(buf, dirname_start); 5525 // Keeping the buffer, remove the dummy flag. 5526 buf->b_flags &= ~BF_DUMMY; 5527 buf = NULL; 5528 } 5529 } 5530 5531 if (buf != NULL) 5532 { 5533 // Keeping the buffer, remove the dummy flag. 5534 buf->b_flags &= ~BF_DUMMY; 5535 5536 // If the buffer is still loaded we need to use the 5537 // directory we jumped to below. 5538 if (buf == first_match_buf 5539 && target_dir == NULL 5540 && STRCMP(dirname_start, dirname_now) != 0) 5541 target_dir = vim_strsave(dirname_now); 5542 5543 // The buffer is still loaded, the Filetype autocommands 5544 // need to be done now, in that buffer. And the modelines 5545 // need to be done (again). But not the window-local 5546 // options! 5547 aucmd_prepbuf(&aco, buf); 5548 #if defined(FEAT_SYN_HL) 5549 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 5550 buf->b_fname, TRUE, buf); 5551 #endif 5552 do_modelines(OPT_NOWIN); 5553 aucmd_restbuf(&aco); 5554 } 5555 } 5556 } 5557 } 5558 5559 FreeWild(fcount, fnames); 5560 5561 qfl = &qi->qf_lists[qi->qf_curlist]; 5562 qfl->qf_nonevalid = FALSE; 5563 qfl->qf_ptr = qfl->qf_start; 5564 qfl->qf_index = 1; 5565 qf_list_changed(qfl); 5566 5567 qf_update_buffer(qi, NULL); 5568 5569 if (au_name != NULL) 5570 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 5571 curbuf->b_fname, TRUE, curbuf); 5572 // The QuickFixCmdPost autocmd may free the quickfix list. Check the list 5573 // is still valid. 5574 if (!qflist_valid(wp, save_qfid) 5575 || qf_restore_list(qi, save_qfid) == FAIL) 5576 { 5577 decr_quickfix_busy(); 5578 goto theend; 5579 } 5580 5581 // Jump to first match. 5582 if (!qf_list_empty(qi, qi->qf_curlist)) 5583 { 5584 if ((flags & VGR_NOJUMP) == 0) 5585 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 5586 first_match_buf, target_dir); 5587 } 5588 else 5589 semsg(_(e_nomatch2), s); 5590 5591 decr_quickfix_busy(); 5592 5593 // If we loaded a dummy buffer into the current window, the autocommands 5594 // may have messed up things, need to redraw and recompute folds. 5595 if (redraw_for_dummy) 5596 { 5597 #ifdef FEAT_FOLDING 5598 foldUpdateAll(curwin); 5599 #else 5600 redraw_later(NOT_VALID); 5601 #endif 5602 } 5603 5604 theend: 5605 vim_free(title); 5606 vim_free(dirname_now); 5607 vim_free(dirname_start); 5608 vim_free(target_dir); 5609 vim_regfree(regmatch.regprog); 5610 } 5611 5612 /* 5613 * Restore current working directory to "dirname_start" if they differ, taking 5614 * into account whether it is set locally or globally. 5615 */ 5616 static void 5617 restore_start_dir(char_u *dirname_start) 5618 { 5619 char_u *dirname_now = alloc(MAXPATHL); 5620 5621 if (NULL != dirname_now) 5622 { 5623 mch_dirname(dirname_now, MAXPATHL); 5624 if (STRCMP(dirname_start, dirname_now) != 0) 5625 { 5626 // If the directory has changed, change it back by building up an 5627 // appropriate ex command and executing it. 5628 exarg_T ea; 5629 5630 ea.arg = dirname_start; 5631 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 5632 ex_cd(&ea); 5633 } 5634 vim_free(dirname_now); 5635 } 5636 } 5637 5638 /* 5639 * Load file "fname" into a dummy buffer and return the buffer pointer, 5640 * placing the directory resulting from the buffer load into the 5641 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 5642 * prior to calling this function. Restores directory to "dirname_start" prior 5643 * to returning, if autocmds or the 'autochdir' option have changed it. 5644 * 5645 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 5646 * or wipe_dummy_buffer() later! 5647 * 5648 * Returns NULL if it fails. 5649 */ 5650 static buf_T * 5651 load_dummy_buffer( 5652 char_u *fname, 5653 char_u *dirname_start, // in: old directory 5654 char_u *resulting_dir) // out: new directory 5655 { 5656 buf_T *newbuf; 5657 bufref_T newbufref; 5658 bufref_T newbuf_to_wipe; 5659 int failed = TRUE; 5660 aco_save_T aco; 5661 int readfile_result; 5662 5663 // Allocate a buffer without putting it in the buffer list. 5664 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 5665 if (newbuf == NULL) 5666 return NULL; 5667 set_bufref(&newbufref, newbuf); 5668 5669 // Init the options. 5670 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 5671 5672 // need to open the memfile before putting the buffer in a window 5673 if (ml_open(newbuf) == OK) 5674 { 5675 // Make sure this buffer isn't wiped out by autocommands. 5676 ++newbuf->b_locked; 5677 5678 // set curwin/curbuf to buf and save a few things 5679 aucmd_prepbuf(&aco, newbuf); 5680 5681 // Need to set the filename for autocommands. 5682 (void)setfname(curbuf, fname, NULL, FALSE); 5683 5684 // Create swap file now to avoid the ATTENTION message. 5685 check_need_swap(TRUE); 5686 5687 // Remove the "dummy" flag, otherwise autocommands may not 5688 // work. 5689 curbuf->b_flags &= ~BF_DUMMY; 5690 5691 newbuf_to_wipe.br_buf = NULL; 5692 readfile_result = readfile(fname, NULL, 5693 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 5694 NULL, READ_NEW | READ_DUMMY); 5695 --newbuf->b_locked; 5696 if (readfile_result == OK 5697 && !got_int 5698 && !(curbuf->b_flags & BF_NEW)) 5699 { 5700 failed = FALSE; 5701 if (curbuf != newbuf) 5702 { 5703 // Bloody autocommands changed the buffer! Can happen when 5704 // using netrw and editing a remote file. Use the current 5705 // buffer instead, delete the dummy one after restoring the 5706 // window stuff. 5707 set_bufref(&newbuf_to_wipe, newbuf); 5708 newbuf = curbuf; 5709 } 5710 } 5711 5712 // restore curwin/curbuf and a few other things 5713 aucmd_restbuf(&aco); 5714 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 5715 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 5716 5717 // Add back the "dummy" flag, otherwise buflist_findname_stat() won't 5718 // skip it. 5719 newbuf->b_flags |= BF_DUMMY; 5720 } 5721 5722 // When autocommands/'autochdir' option changed directory: go back. 5723 // Let the caller know what the resulting dir was first, in case it is 5724 // important. 5725 mch_dirname(resulting_dir, MAXPATHL); 5726 restore_start_dir(dirname_start); 5727 5728 if (!bufref_valid(&newbufref)) 5729 return NULL; 5730 if (failed) 5731 { 5732 wipe_dummy_buffer(newbuf, dirname_start); 5733 return NULL; 5734 } 5735 return newbuf; 5736 } 5737 5738 /* 5739 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 5740 * directory to "dirname_start" prior to returning, if autocmds or the 5741 * 'autochdir' option have changed it. 5742 */ 5743 static void 5744 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 5745 { 5746 if (curbuf != buf) // safety check 5747 { 5748 #if defined(FEAT_EVAL) 5749 cleanup_T cs; 5750 5751 // Reset the error/interrupt/exception state here so that aborting() 5752 // returns FALSE when wiping out the buffer. Otherwise it doesn't 5753 // work when got_int is set. 5754 enter_cleanup(&cs); 5755 #endif 5756 5757 wipe_buffer(buf, FALSE); 5758 5759 #if defined(FEAT_EVAL) 5760 // Restore the error/interrupt/exception state if not discarded by a 5761 // new aborting error, interrupt, or uncaught exception. 5762 leave_cleanup(&cs); 5763 #endif 5764 // When autocommands/'autochdir' option changed directory: go back. 5765 restore_start_dir(dirname_start); 5766 } 5767 } 5768 5769 /* 5770 * Unload the dummy buffer that load_dummy_buffer() created. Restores 5771 * directory to "dirname_start" prior to returning, if autocmds or the 5772 * 'autochdir' option have changed it. 5773 */ 5774 static void 5775 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 5776 { 5777 if (curbuf != buf) // safety check 5778 { 5779 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE); 5780 5781 // When autocommands/'autochdir' option changed directory: go back. 5782 restore_start_dir(dirname_start); 5783 } 5784 } 5785 5786 #if defined(FEAT_EVAL) || defined(PROTO) 5787 /* 5788 * Add each quickfix error to list "list" as a dictionary. 5789 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 5790 */ 5791 int 5792 get_errorlist(qf_info_T *qi_arg, win_T *wp, int qf_idx, list_T *list) 5793 { 5794 qf_info_T *qi = qi_arg; 5795 dict_T *dict; 5796 char_u buf[2]; 5797 qfline_T *qfp; 5798 int i; 5799 int bufnum; 5800 5801 if (qi == NULL) 5802 { 5803 qi = &ql_info; 5804 if (wp != NULL) 5805 { 5806 qi = GET_LOC_LIST(wp); 5807 if (qi == NULL) 5808 return FAIL; 5809 } 5810 } 5811 5812 if (qf_idx == INVALID_QFIDX) 5813 qf_idx = qi->qf_curlist; 5814 5815 if (qf_idx >= qi->qf_listcount || qf_list_empty(qi, qf_idx)) 5816 return FAIL; 5817 5818 qfp = qi->qf_lists[qf_idx].qf_start; 5819 for (i = 1; !got_int && i <= qi->qf_lists[qf_idx].qf_count; ++i) 5820 { 5821 // Handle entries with a non-existing buffer number. 5822 bufnum = qfp->qf_fnum; 5823 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 5824 bufnum = 0; 5825 5826 if ((dict = dict_alloc()) == NULL) 5827 return FAIL; 5828 if (list_append_dict(list, dict) == FAIL) 5829 return FAIL; 5830 5831 buf[0] = qfp->qf_type; 5832 buf[1] = NUL; 5833 if ( dict_add_number(dict, "bufnr", (long)bufnum) == FAIL 5834 || dict_add_number(dict, "lnum", (long)qfp->qf_lnum) == FAIL 5835 || dict_add_number(dict, "col", (long)qfp->qf_col) == FAIL 5836 || dict_add_number(dict, "vcol", (long)qfp->qf_viscol) == FAIL 5837 || dict_add_number(dict, "nr", (long)qfp->qf_nr) == FAIL 5838 || dict_add_string(dict, "module", qfp->qf_module) == FAIL 5839 || dict_add_string(dict, "pattern", qfp->qf_pattern) == FAIL 5840 || dict_add_string(dict, "text", qfp->qf_text) == FAIL 5841 || dict_add_string(dict, "type", buf) == FAIL 5842 || dict_add_number(dict, "valid", (long)qfp->qf_valid) == FAIL) 5843 return FAIL; 5844 5845 qfp = qfp->qf_next; 5846 if (qfp == NULL) 5847 break; 5848 } 5849 return OK; 5850 } 5851 5852 // Flags used by getqflist()/getloclist() to determine which fields to return. 5853 enum { 5854 QF_GETLIST_NONE = 0x0, 5855 QF_GETLIST_TITLE = 0x1, 5856 QF_GETLIST_ITEMS = 0x2, 5857 QF_GETLIST_NR = 0x4, 5858 QF_GETLIST_WINID = 0x8, 5859 QF_GETLIST_CONTEXT = 0x10, 5860 QF_GETLIST_ID = 0x20, 5861 QF_GETLIST_IDX = 0x40, 5862 QF_GETLIST_SIZE = 0x80, 5863 QF_GETLIST_TICK = 0x100, 5864 QF_GETLIST_FILEWINID = 0x200, 5865 QF_GETLIST_ALL = 0x3FF, 5866 }; 5867 5868 /* 5869 * Parse text from 'di' and return the quickfix list items. 5870 * Existing quickfix lists are not modified. 5871 */ 5872 static int 5873 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 5874 { 5875 int status = FAIL; 5876 qf_info_T *qi; 5877 char_u *errorformat = p_efm; 5878 dictitem_T *efm_di; 5879 list_T *l; 5880 5881 // Only a List value is supported 5882 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 5883 { 5884 // If errorformat is supplied then use it, otherwise use the 'efm' 5885 // option setting 5886 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 5887 { 5888 if (efm_di->di_tv.v_type != VAR_STRING || 5889 efm_di->di_tv.vval.v_string == NULL) 5890 return FAIL; 5891 errorformat = efm_di->di_tv.vval.v_string; 5892 } 5893 5894 l = list_alloc(); 5895 if (l == NULL) 5896 return FAIL; 5897 5898 qi = qf_alloc_stack(QFLT_INTERNAL); 5899 if (qi != NULL) 5900 { 5901 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 5902 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 5903 { 5904 (void)get_errorlist(qi, NULL, 0, l); 5905 qf_free(&qi->qf_lists[0]); 5906 } 5907 free(qi); 5908 } 5909 dict_add_list(retdict, "items", l); 5910 status = OK; 5911 } 5912 5913 return status; 5914 } 5915 5916 /* 5917 * Return the quickfix/location list window identifier in the current tabpage. 5918 */ 5919 static int 5920 qf_winid(qf_info_T *qi) 5921 { 5922 win_T *win; 5923 5924 // The quickfix window can be opened even if the quickfix list is not set 5925 // using ":copen". This is not true for location lists. 5926 if (qi == NULL) 5927 return 0; 5928 win = qf_find_win(qi); 5929 if (win != NULL) 5930 return win->w_id; 5931 return 0; 5932 } 5933 5934 /* 5935 * Convert the keys in 'what' to quickfix list property flags. 5936 */ 5937 static int 5938 qf_getprop_keys2flags(dict_T *what, int loclist) 5939 { 5940 int flags = QF_GETLIST_NONE; 5941 5942 if (dict_find(what, (char_u *)"all", -1) != NULL) 5943 { 5944 flags |= QF_GETLIST_ALL; 5945 if (!loclist) 5946 // File window ID is applicable only to location list windows 5947 flags &= ~ QF_GETLIST_FILEWINID; 5948 } 5949 5950 if (dict_find(what, (char_u *)"title", -1) != NULL) 5951 flags |= QF_GETLIST_TITLE; 5952 5953 if (dict_find(what, (char_u *)"nr", -1) != NULL) 5954 flags |= QF_GETLIST_NR; 5955 5956 if (dict_find(what, (char_u *)"winid", -1) != NULL) 5957 flags |= QF_GETLIST_WINID; 5958 5959 if (dict_find(what, (char_u *)"context", -1) != NULL) 5960 flags |= QF_GETLIST_CONTEXT; 5961 5962 if (dict_find(what, (char_u *)"id", -1) != NULL) 5963 flags |= QF_GETLIST_ID; 5964 5965 if (dict_find(what, (char_u *)"items", -1) != NULL) 5966 flags |= QF_GETLIST_ITEMS; 5967 5968 if (dict_find(what, (char_u *)"idx", -1) != NULL) 5969 flags |= QF_GETLIST_IDX; 5970 5971 if (dict_find(what, (char_u *)"size", -1) != NULL) 5972 flags |= QF_GETLIST_SIZE; 5973 5974 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 5975 flags |= QF_GETLIST_TICK; 5976 5977 if (loclist && dict_find(what, (char_u *)"filewinid", -1) != NULL) 5978 flags |= QF_GETLIST_FILEWINID; 5979 5980 return flags; 5981 } 5982 5983 /* 5984 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 5985 * If 'nr' and 'id' are not present in 'what' then return the current 5986 * quickfix list index. 5987 * If 'nr' is zero then return the current quickfix list index. 5988 * If 'nr' is '$' then return the last quickfix list index. 5989 * If 'id' is present then return the index of the quickfix list with that id. 5990 * If 'id' is zero then return the quickfix list index specified by 'nr'. 5991 * Return -1, if quickfix list is not present or if the stack is empty. 5992 */ 5993 static int 5994 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 5995 { 5996 int qf_idx; 5997 dictitem_T *di; 5998 5999 qf_idx = qi->qf_curlist; // default is the current list 6000 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6001 { 6002 // Use the specified quickfix/location list 6003 if (di->di_tv.v_type == VAR_NUMBER) 6004 { 6005 // for zero use the current list 6006 if (di->di_tv.vval.v_number != 0) 6007 { 6008 qf_idx = di->di_tv.vval.v_number - 1; 6009 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6010 qf_idx = INVALID_QFIDX; 6011 } 6012 } 6013 else if (di->di_tv.v_type == VAR_STRING 6014 && di->di_tv.vval.v_string != NULL 6015 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6016 // Get the last quickfix list number 6017 qf_idx = qi->qf_listcount - 1; 6018 else 6019 qf_idx = INVALID_QFIDX; 6020 } 6021 6022 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 6023 { 6024 // Look for a list with the specified id 6025 if (di->di_tv.v_type == VAR_NUMBER) 6026 { 6027 // For zero, use the current list or the list specified by 'nr' 6028 if (di->di_tv.vval.v_number != 0) 6029 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 6030 } 6031 else 6032 qf_idx = INVALID_QFIDX; 6033 } 6034 6035 return qf_idx; 6036 } 6037 6038 /* 6039 * Return default values for quickfix list properties in retdict. 6040 */ 6041 static int 6042 qf_getprop_defaults(qf_info_T *qi, int flags, int locstack, dict_T *retdict) 6043 { 6044 int status = OK; 6045 6046 if (flags & QF_GETLIST_TITLE) 6047 status = dict_add_string(retdict, "title", (char_u *)""); 6048 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6049 { 6050 list_T *l = list_alloc(); 6051 if (l != NULL) 6052 status = dict_add_list(retdict, "items", l); 6053 else 6054 status = FAIL; 6055 } 6056 if ((status == OK) && (flags & QF_GETLIST_NR)) 6057 status = dict_add_number(retdict, "nr", 0); 6058 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6059 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6060 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6061 status = dict_add_string(retdict, "context", (char_u *)""); 6062 if ((status == OK) && (flags & QF_GETLIST_ID)) 6063 status = dict_add_number(retdict, "id", 0); 6064 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6065 status = dict_add_number(retdict, "idx", 0); 6066 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6067 status = dict_add_number(retdict, "size", 0); 6068 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6069 status = dict_add_number(retdict, "changedtick", 0); 6070 if ((status == OK) && locstack && (flags & QF_GETLIST_FILEWINID)) 6071 status = dict_add_number(retdict, "filewinid", 0); 6072 6073 return status; 6074 } 6075 6076 /* 6077 * Return the quickfix list title as 'title' in retdict 6078 */ 6079 static int 6080 qf_getprop_title(qf_list_T *qfl, dict_T *retdict) 6081 { 6082 return dict_add_string(retdict, "title", qfl->qf_title); 6083 } 6084 6085 /* 6086 * Returns the identifier of the window used to display files from a location 6087 * list. If there is no associated window, then returns 0. Useful only when 6088 * called from a location list window. 6089 */ 6090 static int 6091 qf_getprop_filewinid(win_T *wp, qf_info_T *qi, dict_T *retdict) 6092 { 6093 int winid = 0; 6094 6095 if (wp != NULL && IS_LL_WINDOW(wp)) 6096 { 6097 win_T *ll_wp = qf_find_win_with_loclist(qi); 6098 if (ll_wp != NULL) 6099 winid = ll_wp->w_id; 6100 } 6101 6102 return dict_add_number(retdict, "filewinid", winid); 6103 } 6104 6105 /* 6106 * Return the quickfix list items/entries as 'items' in retdict 6107 */ 6108 static int 6109 qf_getprop_items(qf_info_T *qi, int qf_idx, dict_T *retdict) 6110 { 6111 int status = OK; 6112 list_T *l = list_alloc(); 6113 if (l != NULL) 6114 { 6115 (void)get_errorlist(qi, NULL, qf_idx, l); 6116 dict_add_list(retdict, "items", l); 6117 } 6118 else 6119 status = FAIL; 6120 6121 return status; 6122 } 6123 6124 /* 6125 * Return the quickfix list context (if any) as 'context' in retdict. 6126 */ 6127 static int 6128 qf_getprop_ctx(qf_list_T *qfl, dict_T *retdict) 6129 { 6130 int status; 6131 dictitem_T *di; 6132 6133 if (qfl->qf_ctx != NULL) 6134 { 6135 di = dictitem_alloc((char_u *)"context"); 6136 if (di != NULL) 6137 { 6138 copy_tv(qfl->qf_ctx, &di->di_tv); 6139 status = dict_add(retdict, di); 6140 if (status == FAIL) 6141 dictitem_free(di); 6142 } 6143 else 6144 status = FAIL; 6145 } 6146 else 6147 status = dict_add_string(retdict, "context", (char_u *)""); 6148 6149 return status; 6150 } 6151 6152 /* 6153 * Return the current quickfix list index as 'idx' in retdict 6154 */ 6155 static int 6156 qf_getprop_idx(qf_info_T *qi, int qf_idx, dict_T *retdict) 6157 { 6158 int curidx = qi->qf_lists[qf_idx].qf_index; 6159 if (qf_list_empty(qi, qf_idx)) 6160 // For empty lists, current index is set to 0 6161 curidx = 0; 6162 return dict_add_number(retdict, "idx", curidx); 6163 } 6164 6165 /* 6166 * Return quickfix/location list details (title) as a 6167 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 6168 * then current list is used. Otherwise the specified list is used. 6169 */ 6170 int 6171 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 6172 { 6173 qf_info_T *qi = &ql_info; 6174 qf_list_T *qfl; 6175 int status = OK; 6176 int qf_idx = INVALID_QFIDX; 6177 dictitem_T *di; 6178 int flags = QF_GETLIST_NONE; 6179 6180 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 6181 return qf_get_list_from_lines(what, di, retdict); 6182 6183 if (wp != NULL) 6184 qi = GET_LOC_LIST(wp); 6185 6186 flags = qf_getprop_keys2flags(what, (wp != NULL)); 6187 6188 if (!qf_stack_empty(qi)) 6189 qf_idx = qf_getprop_qfidx(qi, what); 6190 6191 // List is not present or is empty 6192 if (qf_stack_empty(qi) || qf_idx == INVALID_QFIDX) 6193 return qf_getprop_defaults(qi, flags, wp != NULL, retdict); 6194 6195 qfl = &qi->qf_lists[qf_idx]; 6196 6197 if (flags & QF_GETLIST_TITLE) 6198 status = qf_getprop_title(qfl, retdict); 6199 if ((status == OK) && (flags & QF_GETLIST_NR)) 6200 status = dict_add_number(retdict, "nr", qf_idx + 1); 6201 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6202 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6203 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6204 status = qf_getprop_items(qi, qf_idx, retdict); 6205 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6206 status = qf_getprop_ctx(qfl, retdict); 6207 if ((status == OK) && (flags & QF_GETLIST_ID)) 6208 status = dict_add_number(retdict, "id", qfl->qf_id); 6209 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6210 status = qf_getprop_idx(qi, qf_idx, retdict); 6211 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6212 status = dict_add_number(retdict, "size", qfl->qf_count); 6213 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6214 status = dict_add_number(retdict, "changedtick", qfl->qf_changedtick); 6215 if ((status == OK) && (wp != NULL) && (flags & QF_GETLIST_FILEWINID)) 6216 status = qf_getprop_filewinid(wp, qi, retdict); 6217 6218 return status; 6219 } 6220 6221 /* 6222 * Add a new quickfix entry to list at 'qf_idx' in the stack 'qi' from the 6223 * items in the dict 'd'. If it is a valid error entry, then set 'valid_entry' 6224 * to TRUE. 6225 */ 6226 static int 6227 qf_add_entry_from_dict( 6228 qf_info_T *qi, 6229 int qf_idx, 6230 dict_T *d, 6231 int first_entry, 6232 int *valid_entry) 6233 { 6234 static int did_bufnr_emsg; 6235 char_u *filename, *module, *pattern, *text, *type; 6236 int bufnum, valid, status, col, vcol, nr; 6237 long lnum; 6238 6239 if (first_entry) 6240 did_bufnr_emsg = FALSE; 6241 6242 filename = dict_get_string(d, (char_u *)"filename", TRUE); 6243 module = dict_get_string(d, (char_u *)"module", TRUE); 6244 bufnum = (int)dict_get_number(d, (char_u *)"bufnr"); 6245 lnum = (int)dict_get_number(d, (char_u *)"lnum"); 6246 col = (int)dict_get_number(d, (char_u *)"col"); 6247 vcol = (int)dict_get_number(d, (char_u *)"vcol"); 6248 nr = (int)dict_get_number(d, (char_u *)"nr"); 6249 type = dict_get_string(d, (char_u *)"type", TRUE); 6250 pattern = dict_get_string(d, (char_u *)"pattern", TRUE); 6251 text = dict_get_string(d, (char_u *)"text", TRUE); 6252 if (text == NULL) 6253 text = vim_strsave((char_u *)""); 6254 6255 valid = TRUE; 6256 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 6257 valid = FALSE; 6258 6259 // Mark entries with non-existing buffer number as not valid. Give the 6260 // error message only once. 6261 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6262 { 6263 if (!did_bufnr_emsg) 6264 { 6265 did_bufnr_emsg = TRUE; 6266 semsg(_("E92: Buffer %d not found"), bufnum); 6267 } 6268 valid = FALSE; 6269 bufnum = 0; 6270 } 6271 6272 // If the 'valid' field is present it overrules the detected value. 6273 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 6274 valid = (int)dict_get_number(d, (char_u *)"valid"); 6275 6276 status = qf_add_entry(qi, 6277 qf_idx, 6278 NULL, // dir 6279 filename, 6280 module, 6281 bufnum, 6282 text, 6283 lnum, 6284 col, 6285 vcol, // vis_col 6286 pattern, // search pattern 6287 nr, 6288 type == NULL ? NUL : *type, 6289 valid); 6290 6291 vim_free(filename); 6292 vim_free(module); 6293 vim_free(pattern); 6294 vim_free(text); 6295 vim_free(type); 6296 6297 if (valid) 6298 *valid_entry = TRUE; 6299 6300 return status; 6301 } 6302 6303 /* 6304 * Add list of entries to quickfix/location list. Each list entry is 6305 * a dictionary with item information. 6306 */ 6307 static int 6308 qf_add_entries( 6309 qf_info_T *qi, 6310 int qf_idx, 6311 list_T *list, 6312 char_u *title, 6313 int action) 6314 { 6315 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 6316 listitem_T *li; 6317 dict_T *d; 6318 qfline_T *old_last = NULL; 6319 int retval = OK; 6320 int valid_entry = FALSE; 6321 6322 if (action == ' ' || qf_idx == qi->qf_listcount) 6323 { 6324 // make place for a new list 6325 qf_new_list(qi, title); 6326 qf_idx = qi->qf_curlist; 6327 qfl = &qi->qf_lists[qf_idx]; 6328 } 6329 else if (action == 'a' && !qf_list_empty(qi, qf_idx)) 6330 // Adding to existing list, use last entry. 6331 old_last = qfl->qf_last; 6332 else if (action == 'r') 6333 { 6334 qf_free_items(qfl); 6335 qf_store_title(qfl, title); 6336 } 6337 6338 for (li = list->lv_first; li != NULL; li = li->li_next) 6339 { 6340 if (li->li_tv.v_type != VAR_DICT) 6341 continue; // Skip non-dict items 6342 6343 d = li->li_tv.vval.v_dict; 6344 if (d == NULL) 6345 continue; 6346 6347 retval = qf_add_entry_from_dict(qi, qf_idx, d, li == list->lv_first, 6348 &valid_entry); 6349 if (retval == FAIL) 6350 break; 6351 } 6352 6353 // Check if any valid error entries are added to the list. 6354 if (valid_entry) 6355 qfl->qf_nonevalid = FALSE; 6356 else if (qfl->qf_index == 0) 6357 // no valid entry 6358 qfl->qf_nonevalid = TRUE; 6359 6360 // If not appending to the list, set the current error to the first entry 6361 if (action != 'a') 6362 qfl->qf_ptr = qfl->qf_start; 6363 6364 // Update the current error index if not appending to the list or if the 6365 // list was empty before and it is not empty now. 6366 if ((action != 'a' || qfl->qf_index == 0) && !qf_list_empty(qi, qf_idx)) 6367 qfl->qf_index = 1; 6368 6369 // Don't update the cursor in quickfix window when appending entries 6370 qf_update_buffer(qi, old_last); 6371 6372 return retval; 6373 } 6374 6375 /* 6376 * Get the quickfix list index from 'nr' or 'id' 6377 */ 6378 static int 6379 qf_setprop_get_qfidx( 6380 qf_info_T *qi, 6381 dict_T *what, 6382 int action, 6383 int *newlist) 6384 { 6385 dictitem_T *di; 6386 int qf_idx = qi->qf_curlist; // default is the current list 6387 6388 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6389 { 6390 // Use the specified quickfix/location list 6391 if (di->di_tv.v_type == VAR_NUMBER) 6392 { 6393 // for zero use the current list 6394 if (di->di_tv.vval.v_number != 0) 6395 qf_idx = di->di_tv.vval.v_number - 1; 6396 6397 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 6398 { 6399 // When creating a new list, accept qf_idx pointing to the next 6400 // non-available list and add the new list at the end of the 6401 // stack. 6402 *newlist = TRUE; 6403 qf_idx = qf_stack_empty(qi) ? 0 : qi->qf_listcount - 1; 6404 } 6405 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6406 return INVALID_QFIDX; 6407 else if (action != ' ') 6408 *newlist = FALSE; // use the specified list 6409 } 6410 else if (di->di_tv.v_type == VAR_STRING 6411 && di->di_tv.vval.v_string != NULL 6412 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6413 { 6414 if (!qf_stack_empty(qi)) 6415 qf_idx = qi->qf_listcount - 1; 6416 else if (*newlist) 6417 qf_idx = 0; 6418 else 6419 return INVALID_QFIDX; 6420 } 6421 else 6422 return INVALID_QFIDX; 6423 } 6424 6425 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 6426 { 6427 // Use the quickfix/location list with the specified id 6428 if (di->di_tv.v_type != VAR_NUMBER) 6429 return INVALID_QFIDX; 6430 6431 return qf_id2nr(qi, di->di_tv.vval.v_number); 6432 } 6433 6434 return qf_idx; 6435 } 6436 6437 /* 6438 * Set the quickfix list title. 6439 */ 6440 static int 6441 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 6442 { 6443 qf_list_T *qfl = &qi->qf_lists[qf_idx]; 6444 6445 if (di->di_tv.v_type != VAR_STRING) 6446 return FAIL; 6447 6448 vim_free(qfl->qf_title); 6449 qfl->qf_title = dict_get_string(what, (char_u *)"title", TRUE); 6450 if (qf_idx == qi->qf_curlist) 6451 qf_update_win_titlevar(qi); 6452 6453 return OK; 6454 } 6455 6456 /* 6457 * Set quickfix list items/entries. 6458 */ 6459 static int 6460 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 6461 { 6462 int retval = FAIL; 6463 char_u *title_save; 6464 6465 if (di->di_tv.v_type != VAR_LIST) 6466 return FAIL; 6467 6468 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 6469 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 6470 title_save, action == ' ' ? 'a' : action); 6471 vim_free(title_save); 6472 6473 return retval; 6474 } 6475 6476 /* 6477 * Set quickfix list items/entries from a list of lines. 6478 */ 6479 static int 6480 qf_setprop_items_from_lines( 6481 qf_info_T *qi, 6482 int qf_idx, 6483 dict_T *what, 6484 dictitem_T *di, 6485 int action) 6486 { 6487 char_u *errorformat = p_efm; 6488 dictitem_T *efm_di; 6489 int retval = FAIL; 6490 6491 // Use the user supplied errorformat settings (if present) 6492 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 6493 { 6494 if (efm_di->di_tv.v_type != VAR_STRING || 6495 efm_di->di_tv.vval.v_string == NULL) 6496 return FAIL; 6497 errorformat = efm_di->di_tv.vval.v_string; 6498 } 6499 6500 // Only a List value is supported 6501 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 6502 return FAIL; 6503 6504 if (action == 'r') 6505 qf_free_items(&qi->qf_lists[qf_idx]); 6506 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 6507 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 6508 retval = OK; 6509 6510 return retval; 6511 } 6512 6513 /* 6514 * Set quickfix list context. 6515 */ 6516 static int 6517 qf_setprop_context(qf_list_T *qfl, dictitem_T *di) 6518 { 6519 typval_T *ctx; 6520 6521 free_tv(qfl->qf_ctx); 6522 ctx = alloc_tv(); 6523 if (ctx != NULL) 6524 copy_tv(&di->di_tv, ctx); 6525 qfl->qf_ctx = ctx; 6526 6527 return OK; 6528 } 6529 6530 /* 6531 * Set the current index in the specified quickfix list 6532 */ 6533 static int 6534 qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di) 6535 { 6536 int denote = FALSE; 6537 int newidx; 6538 int old_qfidx; 6539 qfline_T *qf_ptr; 6540 6541 // If the specified index is '$', then use the last entry 6542 if (di->di_tv.v_type == VAR_STRING 6543 && di->di_tv.vval.v_string != NULL 6544 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6545 newidx = qfl->qf_count; 6546 else 6547 { 6548 // Otherwise use the specified index 6549 newidx = tv_get_number_chk(&di->di_tv, &denote); 6550 if (denote) 6551 return FAIL; 6552 } 6553 6554 if (newidx < 1) // sanity check 6555 return FAIL; 6556 if (newidx > qfl->qf_count) 6557 newidx = qfl->qf_count; 6558 6559 old_qfidx = qfl->qf_index; 6560 qf_ptr = get_nth_entry(qfl, newidx, &newidx); 6561 if (qf_ptr == NULL) 6562 return FAIL; 6563 qfl->qf_ptr = qf_ptr; 6564 qfl->qf_index = newidx; 6565 6566 // If the current list is modified and it is displayed in the quickfix 6567 // window, then Update it. 6568 if (qi->qf_lists[qi->qf_curlist].qf_id == qfl->qf_id) 6569 qf_win_pos_update(qi, old_qfidx); 6570 6571 return OK; 6572 } 6573 6574 /* 6575 * Set quickfix/location list properties (title, items, context). 6576 * Also used to add items from parsing a list of lines. 6577 * Used by the setqflist() and setloclist() Vim script functions. 6578 */ 6579 static int 6580 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 6581 { 6582 dictitem_T *di; 6583 int retval = FAIL; 6584 int qf_idx; 6585 int newlist = FALSE; 6586 qf_list_T *qfl; 6587 6588 if (action == ' ' || qf_stack_empty(qi)) 6589 newlist = TRUE; 6590 6591 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 6592 if (qf_idx == INVALID_QFIDX) // List not found 6593 return FAIL; 6594 6595 if (newlist) 6596 { 6597 qi->qf_curlist = qf_idx; 6598 qf_new_list(qi, title); 6599 qf_idx = qi->qf_curlist; 6600 } 6601 6602 qfl = &qi->qf_lists[qf_idx]; 6603 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 6604 retval = qf_setprop_title(qi, qf_idx, what, di); 6605 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 6606 retval = qf_setprop_items(qi, qf_idx, di, action); 6607 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 6608 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 6609 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 6610 retval = qf_setprop_context(qfl, di); 6611 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 6612 retval = qf_setprop_curidx(qi, qfl, di); 6613 6614 if (retval == OK) 6615 qf_list_changed(qfl); 6616 6617 return retval; 6618 } 6619 6620 /* 6621 * Find the non-location list window with the specified location list stack in 6622 * the current tabpage. 6623 */ 6624 static win_T * 6625 find_win_with_ll(qf_info_T *qi) 6626 { 6627 win_T *wp = NULL; 6628 6629 FOR_ALL_WINDOWS(wp) 6630 if ((wp->w_llist == qi) && !bt_quickfix(wp->w_buffer)) 6631 return wp; 6632 6633 return NULL; 6634 } 6635 6636 /* 6637 * Free the entire quickfix/location list stack. 6638 * If the quickfix/location list window is open, then clear it. 6639 */ 6640 static void 6641 qf_free_stack(win_T *wp, qf_info_T *qi) 6642 { 6643 win_T *qfwin = qf_find_win(qi); 6644 win_T *llwin = NULL; 6645 win_T *orig_wp = wp; 6646 6647 if (qfwin != NULL) 6648 { 6649 // If the quickfix/location list window is open, then clear it 6650 if (qi->qf_curlist < qi->qf_listcount) 6651 qf_free(&qi->qf_lists[qi->qf_curlist]); 6652 qf_update_buffer(qi, NULL); 6653 } 6654 6655 if (wp != NULL && IS_LL_WINDOW(wp)) 6656 { 6657 // If in the location list window, then use the non-location list 6658 // window with this location list (if present) 6659 llwin = find_win_with_ll(qi); 6660 if (llwin != NULL) 6661 wp = llwin; 6662 } 6663 6664 qf_free_all(wp); 6665 if (wp == NULL) 6666 { 6667 // quickfix list 6668 qi->qf_curlist = 0; 6669 qi->qf_listcount = 0; 6670 } 6671 else if (IS_LL_WINDOW(orig_wp)) 6672 { 6673 // If the location list window is open, then create a new empty 6674 // location list 6675 qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION); 6676 6677 // first free the list reference in the location list window 6678 ll_free_all(&orig_wp->w_llist_ref); 6679 6680 orig_wp->w_llist_ref = new_ll; 6681 if (llwin != NULL) 6682 { 6683 llwin->w_llist = new_ll; 6684 new_ll->qf_refcount++; 6685 } 6686 } 6687 } 6688 6689 /* 6690 * Populate the quickfix list with the items supplied in the list 6691 * of dictionaries. "title" will be copied to w:quickfix_title. 6692 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 6693 */ 6694 int 6695 set_errorlist( 6696 win_T *wp, 6697 list_T *list, 6698 int action, 6699 char_u *title, 6700 dict_T *what) 6701 { 6702 qf_info_T *qi = &ql_info; 6703 int retval = OK; 6704 6705 if (wp != NULL) 6706 { 6707 qi = ll_get_or_alloc_list(wp); 6708 if (qi == NULL) 6709 return FAIL; 6710 } 6711 6712 if (action == 'f') 6713 { 6714 // Free the entire quickfix or location list stack 6715 qf_free_stack(wp, qi); 6716 return OK; 6717 } 6718 6719 incr_quickfix_busy(); 6720 6721 if (what != NULL) 6722 retval = qf_set_properties(qi, what, action, title); 6723 else 6724 { 6725 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 6726 if (retval == OK) 6727 qf_list_changed(&qi->qf_lists[qi->qf_curlist]); 6728 } 6729 6730 decr_quickfix_busy(); 6731 6732 return retval; 6733 } 6734 6735 /* 6736 * Mark the context as in use for all the lists in a quickfix stack. 6737 */ 6738 static int 6739 mark_quickfix_ctx(qf_info_T *qi, int copyID) 6740 { 6741 int i; 6742 int abort = FALSE; 6743 typval_T *ctx; 6744 6745 for (i = 0; i < LISTCOUNT && !abort; ++i) 6746 { 6747 ctx = qi->qf_lists[i].qf_ctx; 6748 if (ctx != NULL && ctx->v_type != VAR_NUMBER 6749 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 6750 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 6751 } 6752 6753 return abort; 6754 } 6755 6756 /* 6757 * Mark the context of the quickfix list and the location lists (if present) as 6758 * "in use". So that garbage collection doesn't free the context. 6759 */ 6760 int 6761 set_ref_in_quickfix(int copyID) 6762 { 6763 int abort = FALSE; 6764 tabpage_T *tp; 6765 win_T *win; 6766 6767 abort = mark_quickfix_ctx(&ql_info, copyID); 6768 if (abort) 6769 return abort; 6770 6771 FOR_ALL_TAB_WINDOWS(tp, win) 6772 { 6773 if (win->w_llist != NULL) 6774 { 6775 abort = mark_quickfix_ctx(win->w_llist, copyID); 6776 if (abort) 6777 return abort; 6778 } 6779 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 6780 { 6781 // In a location list window and none of the other windows is 6782 // referring to this location list. Mark the location list 6783 // context as still in use. 6784 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 6785 if (abort) 6786 return abort; 6787 } 6788 } 6789 6790 return abort; 6791 } 6792 #endif 6793 6794 /* 6795 * ":[range]cbuffer [bufnr]" command. 6796 * ":[range]caddbuffer [bufnr]" command. 6797 * ":[range]cgetbuffer [bufnr]" command. 6798 * ":[range]lbuffer [bufnr]" command. 6799 * ":[range]laddbuffer [bufnr]" command. 6800 * ":[range]lgetbuffer [bufnr]" command. 6801 */ 6802 void 6803 ex_cbuffer(exarg_T *eap) 6804 { 6805 buf_T *buf = NULL; 6806 qf_info_T *qi = &ql_info; 6807 char_u *au_name = NULL; 6808 int res; 6809 int_u save_qfid; 6810 win_T *wp = NULL; 6811 6812 switch (eap->cmdidx) 6813 { 6814 case CMD_cbuffer: au_name = (char_u *)"cbuffer"; break; 6815 case CMD_cgetbuffer: au_name = (char_u *)"cgetbuffer"; break; 6816 case CMD_caddbuffer: au_name = (char_u *)"caddbuffer"; break; 6817 case CMD_lbuffer: au_name = (char_u *)"lbuffer"; break; 6818 case CMD_lgetbuffer: au_name = (char_u *)"lgetbuffer"; break; 6819 case CMD_laddbuffer: au_name = (char_u *)"laddbuffer"; break; 6820 default: break; 6821 } 6822 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6823 curbuf->b_fname, TRUE, curbuf)) 6824 { 6825 #ifdef FEAT_EVAL 6826 if (aborting()) 6827 return; 6828 #endif 6829 } 6830 6831 // Must come after autocommands. 6832 if (is_loclist_cmd(eap->cmdidx)) 6833 { 6834 qi = ll_get_or_alloc_list(curwin); 6835 if (qi == NULL) 6836 return; 6837 wp = curwin; 6838 } 6839 6840 if (*eap->arg == NUL) 6841 buf = curbuf; 6842 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 6843 buf = buflist_findnr(atoi((char *)eap->arg)); 6844 if (buf == NULL) 6845 emsg(_(e_invarg)); 6846 else if (buf->b_ml.ml_mfp == NULL) 6847 emsg(_("E681: Buffer is not loaded")); 6848 else 6849 { 6850 if (eap->addr_count == 0) 6851 { 6852 eap->line1 = 1; 6853 eap->line2 = buf->b_ml.ml_line_count; 6854 } 6855 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 6856 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 6857 emsg(_(e_invrange)); 6858 else 6859 { 6860 char_u *qf_title = qf_cmdtitle(*eap->cmdlinep); 6861 6862 if (buf->b_sfname) 6863 { 6864 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 6865 (char *)qf_title, (char *)buf->b_sfname); 6866 qf_title = IObuff; 6867 } 6868 6869 incr_quickfix_busy(); 6870 6871 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 6872 (eap->cmdidx != CMD_caddbuffer 6873 && eap->cmdidx != CMD_laddbuffer), 6874 eap->line1, eap->line2, 6875 qf_title, NULL); 6876 if (qf_stack_empty(qi)) 6877 { 6878 decr_quickfix_busy(); 6879 return; 6880 } 6881 if (res >= 0) 6882 qf_list_changed(&qi->qf_lists[qi->qf_curlist]); 6883 6884 // Remember the current quickfix list identifier, so that we can 6885 // check for autocommands changing the current quickfix list. 6886 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 6887 if (au_name != NULL) 6888 { 6889 buf_T *curbuf_old = curbuf; 6890 6891 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6892 curbuf->b_fname, TRUE, curbuf); 6893 if (curbuf != curbuf_old) 6894 // Autocommands changed buffer, don't jump now, "qi" may 6895 // be invalid. 6896 res = 0; 6897 } 6898 // Jump to the first error for a new list and if autocmds didn't 6899 // free the list. 6900 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 6901 eap->cmdidx == CMD_lbuffer) 6902 && qflist_valid(wp, save_qfid)) 6903 // display the first error 6904 qf_jump_first(qi, save_qfid, eap->forceit); 6905 6906 decr_quickfix_busy(); 6907 } 6908 } 6909 } 6910 6911 #if defined(FEAT_EVAL) || defined(PROTO) 6912 /* 6913 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 6914 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 6915 */ 6916 void 6917 ex_cexpr(exarg_T *eap) 6918 { 6919 typval_T *tv; 6920 qf_info_T *qi = &ql_info; 6921 char_u *au_name = NULL; 6922 int res; 6923 int_u save_qfid; 6924 win_T *wp = NULL; 6925 6926 switch (eap->cmdidx) 6927 { 6928 case CMD_cexpr: au_name = (char_u *)"cexpr"; break; 6929 case CMD_cgetexpr: au_name = (char_u *)"cgetexpr"; break; 6930 case CMD_caddexpr: au_name = (char_u *)"caddexpr"; break; 6931 case CMD_lexpr: au_name = (char_u *)"lexpr"; break; 6932 case CMD_lgetexpr: au_name = (char_u *)"lgetexpr"; break; 6933 case CMD_laddexpr: au_name = (char_u *)"laddexpr"; break; 6934 default: break; 6935 } 6936 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6937 curbuf->b_fname, TRUE, curbuf)) 6938 { 6939 #ifdef FEAT_EVAL 6940 if (aborting()) 6941 return; 6942 #endif 6943 } 6944 6945 if (is_loclist_cmd(eap->cmdidx)) 6946 { 6947 qi = ll_get_or_alloc_list(curwin); 6948 if (qi == NULL) 6949 return; 6950 wp = curwin; 6951 } 6952 6953 // Evaluate the expression. When the result is a string or a list we can 6954 // use it to fill the errorlist. 6955 tv = eval_expr(eap->arg, NULL); 6956 if (tv != NULL) 6957 { 6958 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 6959 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 6960 { 6961 incr_quickfix_busy(); 6962 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 6963 (eap->cmdidx != CMD_caddexpr 6964 && eap->cmdidx != CMD_laddexpr), 6965 (linenr_T)0, (linenr_T)0, 6966 qf_cmdtitle(*eap->cmdlinep), NULL); 6967 if (qf_stack_empty(qi)) 6968 { 6969 decr_quickfix_busy(); 6970 goto cleanup; 6971 } 6972 if (res >= 0) 6973 qf_list_changed(&qi->qf_lists[qi->qf_curlist]); 6974 6975 // Remember the current quickfix list identifier, so that we can 6976 // check for autocommands changing the current quickfix list. 6977 save_qfid = qi->qf_lists[qi->qf_curlist].qf_id; 6978 if (au_name != NULL) 6979 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6980 curbuf->b_fname, TRUE, curbuf); 6981 6982 // Jump to the first error for a new list and if autocmds didn't 6983 // free the list. 6984 if (res > 0 && (eap->cmdidx == CMD_cexpr 6985 || eap->cmdidx == CMD_lexpr) 6986 && qflist_valid(wp, save_qfid)) 6987 // display the first error 6988 qf_jump_first(qi, save_qfid, eap->forceit); 6989 decr_quickfix_busy(); 6990 } 6991 else 6992 emsg(_("E777: String or List expected")); 6993 cleanup: 6994 free_tv(tv); 6995 } 6996 } 6997 #endif 6998 6999 /* 7000 * Get the location list for ":lhelpgrep" 7001 */ 7002 static qf_info_T * 7003 hgr_get_ll(int *new_ll) 7004 { 7005 win_T *wp; 7006 qf_info_T *qi; 7007 7008 // If the current window is a help window, then use it 7009 if (bt_help(curwin->w_buffer)) 7010 wp = curwin; 7011 else 7012 // Find an existing help window 7013 wp = qf_find_help_win(); 7014 7015 if (wp == NULL) // Help window not found 7016 qi = NULL; 7017 else 7018 qi = wp->w_llist; 7019 7020 if (qi == NULL) 7021 { 7022 // Allocate a new location list for help text matches 7023 if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL) 7024 return NULL; 7025 *new_ll = TRUE; 7026 } 7027 7028 return qi; 7029 } 7030 7031 /* 7032 * Search for a pattern in a help file. 7033 */ 7034 static void 7035 hgr_search_file( 7036 qf_info_T *qi, 7037 char_u *fname, 7038 #ifdef FEAT_MBYTE 7039 vimconv_T *p_vc, 7040 #endif 7041 regmatch_T *p_regmatch) 7042 { 7043 FILE *fd; 7044 long lnum; 7045 7046 fd = mch_fopen((char *)fname, "r"); 7047 if (fd == NULL) 7048 return; 7049 7050 lnum = 1; 7051 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 7052 { 7053 char_u *line = IObuff; 7054 #ifdef FEAT_MBYTE 7055 // Convert a line if 'encoding' is not utf-8 and 7056 // the line contains a non-ASCII character. 7057 if (p_vc->vc_type != CONV_NONE 7058 && has_non_ascii(IObuff)) 7059 { 7060 line = string_convert(p_vc, IObuff, NULL); 7061 if (line == NULL) 7062 line = IObuff; 7063 } 7064 #endif 7065 7066 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 7067 { 7068 int l = (int)STRLEN(line); 7069 7070 // remove trailing CR, LF, spaces, etc. 7071 while (l > 0 && line[l - 1] <= ' ') 7072 line[--l] = NUL; 7073 7074 if (qf_add_entry(qi, 7075 qi->qf_curlist, 7076 NULL, // dir 7077 fname, 7078 NULL, 7079 0, 7080 line, 7081 lnum, 7082 (int)(p_regmatch->startp[0] - line) 7083 + 1, // col 7084 FALSE, // vis_col 7085 NULL, // search pattern 7086 0, // nr 7087 1, // type 7088 TRUE // valid 7089 ) == FAIL) 7090 { 7091 got_int = TRUE; 7092 #ifdef FEAT_MBYTE 7093 if (line != IObuff) 7094 vim_free(line); 7095 #endif 7096 break; 7097 } 7098 } 7099 #ifdef FEAT_MBYTE 7100 if (line != IObuff) 7101 vim_free(line); 7102 #endif 7103 ++lnum; 7104 line_breakcheck(); 7105 } 7106 fclose(fd); 7107 } 7108 7109 /* 7110 * Search for a pattern in all the help files in the doc directory under 7111 * the given directory. 7112 */ 7113 static void 7114 hgr_search_files_in_dir( 7115 qf_info_T *qi, 7116 char_u *dirname, 7117 regmatch_T *p_regmatch 7118 #ifdef FEAT_MBYTE 7119 , vimconv_T *p_vc 7120 #endif 7121 #ifdef FEAT_MULTI_LANG 7122 , char_u *lang 7123 #endif 7124 ) 7125 { 7126 int fcount; 7127 char_u **fnames; 7128 int fi; 7129 7130 // Find all "*.txt" and "*.??x" files in the "doc" directory. 7131 add_pathsep(dirname); 7132 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 7133 if (gen_expand_wildcards(1, &dirname, &fcount, 7134 &fnames, EW_FILE|EW_SILENT) == OK 7135 && fcount > 0) 7136 { 7137 for (fi = 0; fi < fcount && !got_int; ++fi) 7138 { 7139 #ifdef FEAT_MULTI_LANG 7140 // Skip files for a different language. 7141 if (lang != NULL 7142 && STRNICMP(lang, fnames[fi] 7143 + STRLEN(fnames[fi]) - 3, 2) != 0 7144 && !(STRNICMP(lang, "en", 2) == 0 7145 && STRNICMP("txt", fnames[fi] 7146 + STRLEN(fnames[fi]) - 3, 3) == 0)) 7147 continue; 7148 #endif 7149 7150 hgr_search_file(qi, fnames[fi], 7151 #ifdef FEAT_MBYTE 7152 p_vc, 7153 #endif 7154 p_regmatch); 7155 } 7156 FreeWild(fcount, fnames); 7157 } 7158 } 7159 7160 /* 7161 * Search for a pattern in all the help files in the 'runtimepath' 7162 * and add the matches to a quickfix list. 7163 * 'lang' is the language specifier. If supplied, then only matches in the 7164 * specified language are found. 7165 */ 7166 static void 7167 hgr_search_in_rtp(qf_info_T *qi, regmatch_T *p_regmatch, char_u *lang) 7168 { 7169 char_u *p; 7170 7171 #ifdef FEAT_MBYTE 7172 vimconv_T vc; 7173 7174 // Help files are in utf-8 or latin1, convert lines when 'encoding' 7175 // differs. 7176 vc.vc_type = CONV_NONE; 7177 if (!enc_utf8) 7178 convert_setup(&vc, (char_u *)"utf-8", p_enc); 7179 #endif 7180 7181 // Go through all the directories in 'runtimepath' 7182 p = p_rtp; 7183 while (*p != NUL && !got_int) 7184 { 7185 copy_option_part(&p, NameBuff, MAXPATHL, ","); 7186 7187 hgr_search_files_in_dir(qi, NameBuff, p_regmatch 7188 #ifdef FEAT_MBYTE 7189 , &vc 7190 #endif 7191 #ifdef FEAT_MULTI_LANG 7192 , lang 7193 #endif 7194 ); 7195 } 7196 7197 #ifdef FEAT_MBYTE 7198 if (vc.vc_type != CONV_NONE) 7199 convert_setup(&vc, NULL, NULL); 7200 #endif 7201 } 7202 7203 /* 7204 * ":helpgrep {pattern}" 7205 */ 7206 void 7207 ex_helpgrep(exarg_T *eap) 7208 { 7209 regmatch_T regmatch; 7210 char_u *save_cpo; 7211 qf_info_T *qi = &ql_info; 7212 int new_qi = FALSE; 7213 char_u *au_name = NULL; 7214 char_u *lang = NULL; 7215 7216 switch (eap->cmdidx) 7217 { 7218 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 7219 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 7220 default: break; 7221 } 7222 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7223 curbuf->b_fname, TRUE, curbuf)) 7224 { 7225 #ifdef FEAT_EVAL 7226 if (aborting()) 7227 return; 7228 #endif 7229 } 7230 7231 // Make 'cpoptions' empty, the 'l' flag should not be used here. 7232 save_cpo = p_cpo; 7233 p_cpo = empty_option; 7234 7235 if (is_loclist_cmd(eap->cmdidx)) 7236 { 7237 qi = hgr_get_ll(&new_qi); 7238 if (qi == NULL) 7239 return; 7240 } 7241 7242 incr_quickfix_busy(); 7243 7244 #ifdef FEAT_MULTI_LANG 7245 // Check for a specified language 7246 lang = check_help_lang(eap->arg); 7247 #endif 7248 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 7249 regmatch.rm_ic = FALSE; 7250 if (regmatch.regprog != NULL) 7251 { 7252 qf_list_T *qfl; 7253 7254 // create a new quickfix list 7255 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 7256 7257 hgr_search_in_rtp(qi, ®match, lang); 7258 7259 vim_regfree(regmatch.regprog); 7260 7261 qfl = &qi->qf_lists[qi->qf_curlist]; 7262 qfl->qf_nonevalid = FALSE; 7263 qfl->qf_ptr = qfl->qf_start; 7264 qfl->qf_index = 1; 7265 qf_list_changed(qfl); 7266 qf_update_buffer(qi, NULL); 7267 } 7268 7269 if (p_cpo == empty_option) 7270 p_cpo = save_cpo; 7271 else 7272 // Darn, some plugin changed the value. 7273 free_string_option(save_cpo); 7274 7275 if (au_name != NULL) 7276 { 7277 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7278 curbuf->b_fname, TRUE, curbuf); 7279 if (!new_qi && IS_LL_STACK(qi) && qf_find_buf(qi) == NULL) 7280 { 7281 // autocommands made "qi" invalid 7282 decr_quickfix_busy(); 7283 return; 7284 } 7285 } 7286 7287 // Jump to first match. 7288 if (!qf_list_empty(qi, qi->qf_curlist)) 7289 qf_jump(qi, 0, 0, FALSE); 7290 else 7291 semsg(_(e_nomatch2), eap->arg); 7292 7293 decr_quickfix_busy(); 7294 7295 if (eap->cmdidx == CMD_lhelpgrep) 7296 { 7297 // If the help window is not opened or if it already points to the 7298 // correct location list, then free the new location list. 7299 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 7300 { 7301 if (new_qi) 7302 ll_free_all(&qi); 7303 } 7304 else if (curwin->w_llist == NULL) 7305 curwin->w_llist = qi; 7306 } 7307 } 7308 7309 #endif /* FEAT_QUICKFIX */ 7310