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 #define INVALID_QFBUFNR (0) 52 53 /* 54 * Quickfix list type. 55 */ 56 typedef enum 57 { 58 QFLT_QUICKFIX, // Quickfix list - global list 59 QFLT_LOCATION, // Location list - per window list 60 QFLT_INTERNAL // Internal - Temporary list used by getqflist()/getloclist() 61 } qfltype_T; 62 63 /* 64 * Quickfix/Location list definition 65 * Contains a list of entries (qfline_T). qf_start points to the first entry 66 * and qf_last points to the last entry. qf_count contains the list size. 67 * 68 * Usually the list contains one or more entries. But an empty list can be 69 * created using setqflist()/setloclist() with a title and/or user context 70 * information and entries can be added later using setqflist()/setloclist(). 71 */ 72 typedef struct qf_list_S 73 { 74 int_u qf_id; // Unique identifier for this list 75 qfltype_T qfl_type; 76 qfline_T *qf_start; // pointer to the first error 77 qfline_T *qf_last; // pointer to the last error 78 qfline_T *qf_ptr; // pointer to the current error 79 int qf_count; // number of errors (0 means empty list) 80 int qf_index; // current index in the error list 81 int qf_nonevalid; // TRUE if not a single valid entry found 82 char_u *qf_title; // title derived from the command that created 83 // the error list or set by setqflist 84 typval_T *qf_ctx; // context set by setqflist/setloclist 85 char_u *qf_qftf; // 'quickfixtextfunc' setting for this list 86 87 struct dir_stack_T *qf_dir_stack; 88 char_u *qf_directory; 89 struct dir_stack_T *qf_file_stack; 90 char_u *qf_currfile; 91 int qf_multiline; 92 int qf_multiignore; 93 int qf_multiscan; 94 long qf_changedtick; 95 } qf_list_T; 96 97 /* 98 * Quickfix/Location list stack definition 99 * Contains a list of quickfix/location lists (qf_list_T) 100 */ 101 struct qf_info_S 102 { 103 // Count of references to this list. Used only for location lists. 104 // When a location list window reference this list, qf_refcount 105 // will be 2. Otherwise, qf_refcount will be 1. When qf_refcount 106 // reaches 0, the list is freed. 107 int qf_refcount; 108 int qf_listcount; // current number of lists 109 int qf_curlist; // current error list 110 qf_list_T qf_lists[LISTCOUNT]; 111 qfltype_T qfl_type; // type of list 112 int qf_bufnr; // quickfix window buffer number 113 }; 114 115 static qf_info_T ql_info; // global quickfix list 116 static int_u last_qf_id = 0; // Last used quickfix list id 117 118 #define FMT_PATTERNS 11 // maximum number of % recognized 119 120 /* 121 * Structure used to hold the info of one part of 'errorformat' 122 */ 123 typedef struct efm_S efm_T; 124 struct efm_S 125 { 126 regprog_T *prog; // pre-formatted part of 'errorformat' 127 efm_T *next; // pointer to next (NULL if last) 128 char_u addr[FMT_PATTERNS]; // indices of used % patterns 129 char_u prefix; // prefix of this format line: 130 // 'D' enter directory 131 // 'X' leave directory 132 // 'A' start of multi-line message 133 // 'E' error message 134 // 'W' warning message 135 // 'I' informational message 136 // 'N' note message 137 // 'C' continuation line 138 // 'Z' end of multi-line message 139 // 'G' general, unspecific message 140 // 'P' push file (partial) message 141 // 'Q' pop/quit file (partial) message 142 // 'O' overread (partial) message 143 char_u flags; // additional flags given in prefix 144 // '-' do not include this line 145 // '+' include whole line in message 146 int conthere; // %> used 147 }; 148 149 // List of location lists to be deleted. 150 // Used to delay the deletion of locations lists by autocmds. 151 typedef struct qf_delq_S 152 { 153 struct qf_delq_S *next; 154 qf_info_T *qi; 155 } qf_delq_T; 156 static qf_delq_T *qf_delq_head = NULL; 157 158 // Counter to prevent autocmds from freeing up location lists when they are 159 // still being used. 160 static int quickfix_busy = 0; 161 162 static efm_T *fmt_start = NULL; // cached across qf_parse_line() calls 163 164 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 165 static int qf_add_entry(qf_list_T *qfl, 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); 166 static void qf_free(qf_list_T *qfl); 167 static char_u *qf_types(int, int); 168 static int qf_get_fnum(qf_list_T *qfl, char_u *, char_u *); 169 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 170 static char_u *qf_pop_dir(struct dir_stack_T **); 171 static char_u *qf_guess_filepath(qf_list_T *qfl, char_u *); 172 static void qf_jump_newwin(qf_info_T *qi, int dir, int errornr, int forceit, int newwin); 173 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 174 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 175 static win_T *qf_find_win(qf_info_T *qi); 176 static buf_T *qf_find_buf(qf_info_T *qi); 177 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 178 static void qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last); 179 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 180 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 181 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 182 static qf_info_T *ll_get_or_alloc_list(win_T *); 183 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 184 185 // Quickfix window check helper macro 186 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 187 // Location list window check helper macro 188 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 189 190 // Quickfix and location list stack check helper macros 191 #define IS_QF_STACK(qi) (qi->qfl_type == QFLT_QUICKFIX) 192 #define IS_LL_STACK(qi) (qi->qfl_type == QFLT_LOCATION) 193 #define IS_QF_LIST(qfl) (qfl->qfl_type == QFLT_QUICKFIX) 194 #define IS_LL_LIST(qfl) (qfl->qfl_type == QFLT_LOCATION) 195 196 /* 197 * Return location list for window 'wp' 198 * For location list window, return the referenced location list 199 */ 200 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 201 202 // Macro to loop through all the items in a quickfix list 203 // Quickfix item index starts from 1, so i below starts at 1 204 #define FOR_ALL_QFL_ITEMS(qfl, qfp, i) \ 205 for (i = 1, qfp = qfl->qf_start; \ 206 !got_int && i <= qfl->qf_count && qfp != NULL; \ 207 ++i, qfp = qfp->qf_next) 208 209 /* 210 * Looking up a buffer can be slow if there are many. Remember the last one 211 * to make this a lot faster if there are multiple matches in the same file. 212 */ 213 static char_u *qf_last_bufname = NULL; 214 static bufref_T qf_last_bufref = {NULL, 0, 0}; 215 216 static char *e_loc_list_changed = 217 N_("E926: Current location list was changed"); 218 219 /* 220 * Maximum number of bytes allowed per line while reading a errorfile. 221 */ 222 #define LINE_MAXLEN 4096 223 224 static struct fmtpattern 225 { 226 char_u convchar; 227 char *pattern; 228 } fmt_pat[FMT_PATTERNS] = 229 { 230 {'f', ".\\+"}, // only used when at end 231 {'n', "\\d\\+"}, 232 {'l', "\\d\\+"}, 233 {'c', "\\d\\+"}, 234 {'t', "."}, 235 {'m', ".\\+"}, 236 {'r', ".*"}, 237 {'p', "[- .]*"}, 238 {'v', "\\d\\+"}, 239 {'s', ".\\+"}, 240 {'o', ".\\+"} 241 }; 242 243 /* 244 * Convert an errorformat pattern to a regular expression pattern. 245 * See fmt_pat definition above for the list of supported patterns. The 246 * pattern specifier is supplied in "efmpat". The converted pattern is stored 247 * in "regpat". Returns a pointer to the location after the pattern. 248 */ 249 static char_u * 250 efmpat_to_regpat( 251 char_u *efmpat, 252 char_u *regpat, 253 efm_T *efminfo, 254 int idx, 255 int round) 256 { 257 char_u *srcptr; 258 259 if (efminfo->addr[idx]) 260 { 261 // Each errorformat pattern can occur only once 262 semsg(_("E372: Too many %%%c in format string"), *efmpat); 263 return NULL; 264 } 265 if ((idx && idx < 6 266 && vim_strchr((char_u *)"DXOPQ", efminfo->prefix) != NULL) 267 || (idx == 6 268 && vim_strchr((char_u *)"OPQ", efminfo->prefix) == NULL)) 269 { 270 semsg(_("E373: Unexpected %%%c in format string"), *efmpat); 271 return NULL; 272 } 273 efminfo->addr[idx] = (char_u)++round; 274 *regpat++ = '\\'; 275 *regpat++ = '('; 276 #ifdef BACKSLASH_IN_FILENAME 277 if (*efmpat == 'f') 278 { 279 // Also match "c:" in the file name, even when 280 // checking for a colon next: "%f:". 281 // "\%(\a:\)\=" 282 STRCPY(regpat, "\\%(\\a:\\)\\="); 283 regpat += 10; 284 } 285 #endif 286 if (*efmpat == 'f' && efmpat[1] != NUL) 287 { 288 if (efmpat[1] != '\\' && efmpat[1] != '%') 289 { 290 // A file name may contain spaces, but this isn't 291 // in "\f". For "%f:%l:%m" there may be a ":" in 292 // the file name. Use ".\{-1,}x" instead (x is 293 // the next character), the requirement that :999: 294 // follows should work. 295 STRCPY(regpat, ".\\{-1,}"); 296 regpat += 7; 297 } 298 else 299 { 300 // File name followed by '\\' or '%': include as 301 // many file name chars as possible. 302 STRCPY(regpat, "\\f\\+"); 303 regpat += 4; 304 } 305 } 306 else 307 { 308 srcptr = (char_u *)fmt_pat[idx].pattern; 309 while ((*regpat = *srcptr++) != NUL) 310 ++regpat; 311 } 312 *regpat++ = '\\'; 313 *regpat++ = ')'; 314 315 return regpat; 316 } 317 318 /* 319 * Convert a scanf like format in 'errorformat' to a regular expression. 320 * Returns a pointer to the location after the pattern. 321 */ 322 static char_u * 323 scanf_fmt_to_regpat( 324 char_u **pefmp, 325 char_u *efm, 326 int len, 327 char_u *regpat) 328 { 329 char_u *efmp = *pefmp; 330 331 if (*efmp == '[' || *efmp == '\\') 332 { 333 if ((*regpat++ = *efmp) == '[') // %*[^a-z0-9] etc. 334 { 335 if (efmp[1] == '^') 336 *regpat++ = *++efmp; 337 if (efmp < efm + len) 338 { 339 *regpat++ = *++efmp; // could be ']' 340 while (efmp < efm + len 341 && (*regpat++ = *++efmp) != ']') 342 // skip ; 343 if (efmp == efm + len) 344 { 345 emsg(_("E374: Missing ] in format string")); 346 return NULL; 347 } 348 } 349 } 350 else if (efmp < efm + len) // %*\D, %*\s etc. 351 *regpat++ = *++efmp; 352 *regpat++ = '\\'; 353 *regpat++ = '+'; 354 } 355 else 356 { 357 // TODO: scanf()-like: %*ud, %*3c, %*f, ... ? 358 semsg(_("E375: Unsupported %%%c in format string"), *efmp); 359 return NULL; 360 } 361 362 *pefmp = efmp; 363 364 return regpat; 365 } 366 367 /* 368 * Analyze/parse an errorformat prefix. 369 */ 370 static char_u * 371 efm_analyze_prefix(char_u *efmp, efm_T *efminfo) 372 { 373 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 374 efminfo->flags = *efmp++; 375 if (vim_strchr((char_u *)"DXAEWINCZGOPQ", *efmp) != NULL) 376 efminfo->prefix = *efmp; 377 else 378 { 379 semsg(_("E376: Invalid %%%c in format string prefix"), *efmp); 380 return NULL; 381 } 382 383 return efmp; 384 } 385 386 /* 387 * Converts a 'errorformat' string part in 'efm' to a regular expression 388 * pattern. The resulting regex pattern is returned in "regpat". Additional 389 * information about the 'erroformat' pattern is returned in "fmt_ptr". 390 * Returns OK or FAIL. 391 */ 392 static int 393 efm_to_regpat( 394 char_u *efm, 395 int len, 396 efm_T *fmt_ptr, 397 char_u *regpat) 398 { 399 char_u *ptr; 400 char_u *efmp; 401 int round; 402 int idx = 0; 403 404 // Build a regexp pattern for a 'errorformat' option part 405 ptr = regpat; 406 *ptr++ = '^'; 407 round = 0; 408 for (efmp = efm; efmp < efm + len; ++efmp) 409 { 410 if (*efmp == '%') 411 { 412 ++efmp; 413 for (idx = 0; idx < FMT_PATTERNS; ++idx) 414 if (fmt_pat[idx].convchar == *efmp) 415 break; 416 if (idx < FMT_PATTERNS) 417 { 418 ptr = efmpat_to_regpat(efmp, ptr, fmt_ptr, idx, round); 419 if (ptr == NULL) 420 return FAIL; 421 round++; 422 } 423 else if (*efmp == '*') 424 { 425 ++efmp; 426 ptr = scanf_fmt_to_regpat(&efmp, efm, len, ptr); 427 if (ptr == NULL) 428 return FAIL; 429 } 430 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 431 *ptr++ = *efmp; // regexp magic characters 432 else if (*efmp == '#') 433 *ptr++ = '*'; 434 else if (*efmp == '>') 435 fmt_ptr->conthere = TRUE; 436 else if (efmp == efm + 1) // analyse prefix 437 { 438 // prefix is allowed only at the beginning of the errorformat 439 // option part 440 efmp = efm_analyze_prefix(efmp, fmt_ptr); 441 if (efmp == NULL) 442 return FAIL; 443 } 444 else 445 { 446 semsg(_("E377: Invalid %%%c in format string"), *efmp); 447 return FAIL; 448 } 449 } 450 else // copy normal character 451 { 452 if (*efmp == '\\' && efmp + 1 < efm + len) 453 ++efmp; 454 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 455 *ptr++ = '\\'; // escape regexp atoms 456 if (*efmp) 457 *ptr++ = *efmp; 458 } 459 } 460 *ptr++ = '$'; 461 *ptr = NUL; 462 463 return OK; 464 } 465 466 /* 467 * Free the 'errorformat' information list 468 */ 469 static void 470 free_efm_list(efm_T **efm_first) 471 { 472 efm_T *efm_ptr; 473 474 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 475 { 476 *efm_first = efm_ptr->next; 477 vim_regfree(efm_ptr->prog); 478 vim_free(efm_ptr); 479 } 480 fmt_start = NULL; 481 } 482 483 /* 484 * Compute the size of the buffer used to convert a 'errorformat' pattern into 485 * a regular expression pattern. 486 */ 487 static int 488 efm_regpat_bufsz(char_u *efm) 489 { 490 int sz; 491 int i; 492 493 sz = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 494 for (i = FMT_PATTERNS; i > 0; ) 495 sz += (int)STRLEN(fmt_pat[--i].pattern); 496 #ifdef BACKSLASH_IN_FILENAME 497 sz += 12; // "%f" can become twelve chars longer (see efm_to_regpat) 498 #else 499 sz += 2; // "%f" can become two chars longer 500 #endif 501 502 return sz; 503 } 504 505 /* 506 * Return the length of a 'errorformat' option part (separated by ","). 507 */ 508 static int 509 efm_option_part_len(char_u *efm) 510 { 511 int len; 512 513 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 514 if (efm[len] == '\\' && efm[len + 1] != NUL) 515 ++len; 516 517 return len; 518 } 519 520 /* 521 * Parse the 'errorformat' option. Multiple parts in the 'errorformat' option 522 * are parsed and converted to regular expressions. Returns information about 523 * the parsed 'errorformat' option. 524 */ 525 static efm_T * 526 parse_efm_option(char_u *efm) 527 { 528 efm_T *fmt_ptr = NULL; 529 efm_T *fmt_first = NULL; 530 efm_T *fmt_last = NULL; 531 char_u *fmtstr = NULL; 532 int len; 533 int sz; 534 535 // Each part of the format string is copied and modified from errorformat 536 // to regex prog. Only a few % characters are allowed. 537 538 // Get some space to modify the format string into. 539 sz = efm_regpat_bufsz(efm); 540 if ((fmtstr = alloc(sz)) == NULL) 541 goto parse_efm_error; 542 543 while (efm[0] != NUL) 544 { 545 // Allocate a new eformat structure and put it at the end of the list 546 fmt_ptr = ALLOC_CLEAR_ONE(efm_T); 547 if (fmt_ptr == NULL) 548 goto parse_efm_error; 549 if (fmt_first == NULL) // first one 550 fmt_first = fmt_ptr; 551 else 552 fmt_last->next = fmt_ptr; 553 fmt_last = fmt_ptr; 554 555 // Isolate one part in the 'errorformat' option 556 len = efm_option_part_len(efm); 557 558 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr) == FAIL) 559 goto parse_efm_error; 560 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 561 goto parse_efm_error; 562 // Advance to next part 563 efm = skip_to_option_part(efm + len); // skip comma and spaces 564 } 565 566 if (fmt_first == NULL) // nothing found 567 emsg(_("E378: 'errorformat' contains no pattern")); 568 569 goto parse_efm_end; 570 571 parse_efm_error: 572 free_efm_list(&fmt_first); 573 574 parse_efm_end: 575 vim_free(fmtstr); 576 577 return fmt_first; 578 } 579 580 enum { 581 QF_FAIL = 0, 582 QF_OK = 1, 583 QF_END_OF_INPUT = 2, 584 QF_NOMEM = 3, 585 QF_IGNORE_LINE = 4, 586 QF_MULTISCAN = 5, 587 }; 588 589 /* 590 * State information used to parse lines and add entries to a quickfix/location 591 * list. 592 */ 593 typedef struct { 594 char_u *linebuf; 595 int linelen; 596 char_u *growbuf; 597 int growbufsiz; 598 FILE *fd; 599 typval_T *tv; 600 char_u *p_str; 601 listitem_T *p_li; 602 buf_T *buf; 603 linenr_T buflnum; 604 linenr_T lnumlast; 605 vimconv_T vc; 606 } qfstate_T; 607 608 /* 609 * Allocate more memory for the line buffer used for parsing lines. 610 */ 611 static char_u * 612 qf_grow_linebuf(qfstate_T *state, int newsz) 613 { 614 char_u *p; 615 616 // If the line exceeds LINE_MAXLEN exclude the last 617 // byte since it's not a NL character. 618 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 619 if (state->growbuf == NULL) 620 { 621 state->growbuf = alloc(state->linelen + 1); 622 if (state->growbuf == NULL) 623 return NULL; 624 state->growbufsiz = state->linelen; 625 } 626 else if (state->linelen > state->growbufsiz) 627 { 628 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 629 return NULL; 630 state->growbuf = p; 631 state->growbufsiz = state->linelen; 632 } 633 return state->growbuf; 634 } 635 636 /* 637 * Get the next string (separated by newline) from state->p_str. 638 */ 639 static int 640 qf_get_next_str_line(qfstate_T *state) 641 { 642 // Get the next line from the supplied string 643 char_u *p_str = state->p_str; 644 char_u *p; 645 int len; 646 647 if (*p_str == NUL) // Reached the end of the string 648 return QF_END_OF_INPUT; 649 650 p = vim_strchr(p_str, '\n'); 651 if (p != NULL) 652 len = (int)(p - p_str) + 1; 653 else 654 len = (int)STRLEN(p_str); 655 656 if (len > IOSIZE - 2) 657 { 658 state->linebuf = qf_grow_linebuf(state, len); 659 if (state->linebuf == NULL) 660 return QF_NOMEM; 661 } 662 else 663 { 664 state->linebuf = IObuff; 665 state->linelen = len; 666 } 667 vim_strncpy(state->linebuf, p_str, state->linelen); 668 669 // Increment using len in order to discard the rest of the 670 // line if it exceeds LINE_MAXLEN. 671 p_str += len; 672 state->p_str = p_str; 673 674 return QF_OK; 675 } 676 677 /* 678 * Get the next string from state->p_Li. 679 */ 680 static int 681 qf_get_next_list_line(qfstate_T *state) 682 { 683 listitem_T *p_li = state->p_li; 684 int len; 685 686 while (p_li != NULL 687 && (p_li->li_tv.v_type != VAR_STRING 688 || p_li->li_tv.vval.v_string == NULL)) 689 p_li = p_li->li_next; // Skip non-string items 690 691 if (p_li == NULL) // End of the list 692 { 693 state->p_li = NULL; 694 return QF_END_OF_INPUT; 695 } 696 697 len = (int)STRLEN(p_li->li_tv.vval.v_string); 698 if (len > IOSIZE - 2) 699 { 700 state->linebuf = qf_grow_linebuf(state, len); 701 if (state->linebuf == NULL) 702 return QF_NOMEM; 703 } 704 else 705 { 706 state->linebuf = IObuff; 707 state->linelen = len; 708 } 709 710 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 711 712 state->p_li = p_li->li_next; // next item 713 return QF_OK; 714 } 715 716 /* 717 * Get the next string from state->buf. 718 */ 719 static int 720 qf_get_next_buf_line(qfstate_T *state) 721 { 722 char_u *p_buf = NULL; 723 int len; 724 725 // Get the next line from the supplied buffer 726 if (state->buflnum > state->lnumlast) 727 return QF_END_OF_INPUT; 728 729 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 730 state->buflnum += 1; 731 732 len = (int)STRLEN(p_buf); 733 if (len > IOSIZE - 2) 734 { 735 state->linebuf = qf_grow_linebuf(state, len); 736 if (state->linebuf == NULL) 737 return QF_NOMEM; 738 } 739 else 740 { 741 state->linebuf = IObuff; 742 state->linelen = len; 743 } 744 vim_strncpy(state->linebuf, p_buf, state->linelen); 745 746 return QF_OK; 747 } 748 749 /* 750 * Get the next string from file state->fd. 751 */ 752 static int 753 qf_get_next_file_line(qfstate_T *state) 754 { 755 int discard; 756 int growbuflen; 757 758 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 759 return QF_END_OF_INPUT; 760 761 discard = FALSE; 762 state->linelen = (int)STRLEN(IObuff); 763 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 764 { 765 // The current line exceeds IObuff, continue reading using 766 // growbuf until EOL or LINE_MAXLEN bytes is read. 767 if (state->growbuf == NULL) 768 { 769 state->growbufsiz = 2 * (IOSIZE - 1); 770 state->growbuf = alloc(state->growbufsiz); 771 if (state->growbuf == NULL) 772 return QF_NOMEM; 773 } 774 775 // Copy the read part of the line, excluding null-terminator 776 memcpy(state->growbuf, IObuff, IOSIZE - 1); 777 growbuflen = state->linelen; 778 779 for (;;) 780 { 781 char_u *p; 782 783 if (fgets((char *)state->growbuf + growbuflen, 784 state->growbufsiz - growbuflen, state->fd) == NULL) 785 break; 786 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 787 growbuflen += state->linelen; 788 if ((state->growbuf)[growbuflen - 1] == '\n') 789 break; 790 if (state->growbufsiz == LINE_MAXLEN) 791 { 792 discard = TRUE; 793 break; 794 } 795 796 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 797 ? 2 * state->growbufsiz : LINE_MAXLEN; 798 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 799 return QF_NOMEM; 800 state->growbuf = p; 801 } 802 803 while (discard) 804 { 805 // The current line is longer than LINE_MAXLEN, continue 806 // reading but discard everything until EOL or EOF is 807 // reached. 808 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 809 || (int)STRLEN(IObuff) < IOSIZE - 1 810 || IObuff[IOSIZE - 1] == '\n') 811 break; 812 } 813 814 state->linebuf = state->growbuf; 815 state->linelen = growbuflen; 816 } 817 else 818 state->linebuf = IObuff; 819 820 // Convert a line if it contains a non-ASCII character. 821 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 822 { 823 char_u *line; 824 825 line = string_convert(&state->vc, state->linebuf, &state->linelen); 826 if (line != NULL) 827 { 828 if (state->linelen < IOSIZE) 829 { 830 STRCPY(state->linebuf, line); 831 vim_free(line); 832 } 833 else 834 { 835 vim_free(state->growbuf); 836 state->linebuf = state->growbuf = line; 837 state->growbufsiz = state->linelen < LINE_MAXLEN 838 ? state->linelen : LINE_MAXLEN; 839 } 840 } 841 } 842 843 return QF_OK; 844 } 845 846 /* 847 * Get the next string from a file/buffer/list/string. 848 */ 849 static int 850 qf_get_nextline(qfstate_T *state) 851 { 852 int status = QF_FAIL; 853 854 if (state->fd == NULL) 855 { 856 if (state->tv != NULL) 857 { 858 if (state->tv->v_type == VAR_STRING) 859 // Get the next line from the supplied string 860 status = qf_get_next_str_line(state); 861 else if (state->tv->v_type == VAR_LIST) 862 // Get the next line from the supplied list 863 status = qf_get_next_list_line(state); 864 } 865 else 866 // Get the next line from the supplied buffer 867 status = qf_get_next_buf_line(state); 868 } 869 else 870 // Get the next line from the supplied file 871 status = qf_get_next_file_line(state); 872 873 if (status != QF_OK) 874 return status; 875 876 // remove newline/CR from the line 877 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 878 { 879 state->linebuf[state->linelen - 1] = NUL; 880 #ifdef USE_CRNL 881 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 882 state->linebuf[state->linelen - 2] = NUL; 883 #endif 884 } 885 886 remove_bom(state->linebuf); 887 888 return QF_OK; 889 } 890 891 typedef struct { 892 char_u *namebuf; 893 char_u *module; 894 char_u *errmsg; 895 int errmsglen; 896 long lnum; 897 int col; 898 char_u use_viscol; 899 char_u *pattern; 900 int enr; 901 int type; 902 int valid; 903 } qffields_T; 904 905 /* 906 * Parse the match for filename ('%f') pattern in regmatch. 907 * Return the matched value in "fields->namebuf". 908 */ 909 static int 910 qf_parse_fmt_f(regmatch_T *rmp, int midx, qffields_T *fields, int prefix) 911 { 912 int c; 913 914 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 915 return QF_FAIL; 916 917 // Expand ~/file and $HOME/file to full path. 918 c = *rmp->endp[midx]; 919 *rmp->endp[midx] = NUL; 920 expand_env(rmp->startp[midx], fields->namebuf, CMDBUFFSIZE); 921 *rmp->endp[midx] = c; 922 923 // For separate filename patterns (%O, %P and %Q), the specified file 924 // should exist. 925 if (vim_strchr((char_u *)"OPQ", prefix) != NULL 926 && mch_getperm(fields->namebuf) == -1) 927 return QF_FAIL; 928 929 return QF_OK; 930 } 931 932 /* 933 * Parse the match for error number ('%n') pattern in regmatch. 934 * Return the matched value in "fields->enr". 935 */ 936 static int 937 qf_parse_fmt_n(regmatch_T *rmp, int midx, qffields_T *fields) 938 { 939 if (rmp->startp[midx] == NULL) 940 return QF_FAIL; 941 fields->enr = (int)atol((char *)rmp->startp[midx]); 942 return QF_OK; 943 } 944 945 /* 946 * Parse the match for line number (%l') pattern in regmatch. 947 * Return the matched value in "fields->lnum". 948 */ 949 static int 950 qf_parse_fmt_l(regmatch_T *rmp, int midx, qffields_T *fields) 951 { 952 if (rmp->startp[midx] == NULL) 953 return QF_FAIL; 954 fields->lnum = atol((char *)rmp->startp[midx]); 955 return QF_OK; 956 } 957 958 /* 959 * Parse the match for column number ('%c') pattern in regmatch. 960 * Return the matched value in "fields->col". 961 */ 962 static int 963 qf_parse_fmt_c(regmatch_T *rmp, int midx, qffields_T *fields) 964 { 965 if (rmp->startp[midx] == NULL) 966 return QF_FAIL; 967 fields->col = (int)atol((char *)rmp->startp[midx]); 968 return QF_OK; 969 } 970 971 /* 972 * Parse the match for error type ('%t') pattern in regmatch. 973 * Return the matched value in "fields->type". 974 */ 975 static int 976 qf_parse_fmt_t(regmatch_T *rmp, int midx, qffields_T *fields) 977 { 978 if (rmp->startp[midx] == NULL) 979 return QF_FAIL; 980 fields->type = *rmp->startp[midx]; 981 return QF_OK; 982 } 983 984 /* 985 * Copy a non-error line into the error string. Return the matched line in 986 * "fields->errmsg". 987 */ 988 static int 989 copy_nonerror_line(char_u *linebuf, int linelen, qffields_T *fields) 990 { 991 char_u *p; 992 993 if (linelen >= fields->errmsglen) 994 { 995 // linelen + null terminator 996 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 997 return QF_NOMEM; 998 fields->errmsg = p; 999 fields->errmsglen = linelen + 1; 1000 } 1001 // copy whole line to error message 1002 vim_strncpy(fields->errmsg, linebuf, linelen); 1003 1004 return QF_OK; 1005 } 1006 1007 /* 1008 * Parse the match for error message ('%m') pattern in regmatch. 1009 * Return the matched value in "fields->errmsg". 1010 */ 1011 static int 1012 qf_parse_fmt_m(regmatch_T *rmp, int midx, qffields_T *fields) 1013 { 1014 char_u *p; 1015 int len; 1016 1017 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1018 return QF_FAIL; 1019 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1020 if (len >= fields->errmsglen) 1021 { 1022 // len + null terminator 1023 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 1024 return QF_NOMEM; 1025 fields->errmsg = p; 1026 fields->errmsglen = len + 1; 1027 } 1028 vim_strncpy(fields->errmsg, rmp->startp[midx], len); 1029 return QF_OK; 1030 } 1031 1032 /* 1033 * Parse the match for rest of a single-line file message ('%r') pattern. 1034 * Return the matched value in "tail". 1035 */ 1036 static int 1037 qf_parse_fmt_r(regmatch_T *rmp, int midx, char_u **tail) 1038 { 1039 if (rmp->startp[midx] == NULL) 1040 return QF_FAIL; 1041 *tail = rmp->startp[midx]; 1042 return QF_OK; 1043 } 1044 1045 /* 1046 * Parse the match for the pointer line ('%p') pattern in regmatch. 1047 * Return the matched value in "fields->col". 1048 */ 1049 static int 1050 qf_parse_fmt_p(regmatch_T *rmp, int midx, qffields_T *fields) 1051 { 1052 char_u *match_ptr; 1053 1054 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1055 return QF_FAIL; 1056 fields->col = 0; 1057 for (match_ptr = rmp->startp[midx]; match_ptr != rmp->endp[midx]; 1058 ++match_ptr) 1059 { 1060 ++fields->col; 1061 if (*match_ptr == TAB) 1062 { 1063 fields->col += 7; 1064 fields->col -= fields->col % 8; 1065 } 1066 } 1067 ++fields->col; 1068 fields->use_viscol = TRUE; 1069 return QF_OK; 1070 } 1071 1072 /* 1073 * Parse the match for the virtual column number ('%v') pattern in regmatch. 1074 * Return the matched value in "fields->col". 1075 */ 1076 static int 1077 qf_parse_fmt_v(regmatch_T *rmp, int midx, qffields_T *fields) 1078 { 1079 if (rmp->startp[midx] == NULL) 1080 return QF_FAIL; 1081 fields->col = (int)atol((char *)rmp->startp[midx]); 1082 fields->use_viscol = TRUE; 1083 return QF_OK; 1084 } 1085 1086 /* 1087 * Parse the match for the search text ('%s') pattern in regmatch. 1088 * Return the matched value in "fields->pattern". 1089 */ 1090 static int 1091 qf_parse_fmt_s(regmatch_T *rmp, int midx, qffields_T *fields) 1092 { 1093 int len; 1094 1095 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1096 return QF_FAIL; 1097 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1098 if (len > CMDBUFFSIZE - 5) 1099 len = CMDBUFFSIZE - 5; 1100 STRCPY(fields->pattern, "^\\V"); 1101 STRNCAT(fields->pattern, rmp->startp[midx], len); 1102 fields->pattern[len + 3] = '\\'; 1103 fields->pattern[len + 4] = '$'; 1104 fields->pattern[len + 5] = NUL; 1105 return QF_OK; 1106 } 1107 1108 /* 1109 * Parse the match for the module ('%o') pattern in regmatch. 1110 * Return the matched value in "fields->module". 1111 */ 1112 static int 1113 qf_parse_fmt_o(regmatch_T *rmp, int midx, qffields_T *fields) 1114 { 1115 int len; 1116 1117 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1118 return QF_FAIL; 1119 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1120 if (len > CMDBUFFSIZE) 1121 len = CMDBUFFSIZE; 1122 STRNCAT(fields->module, rmp->startp[midx], len); 1123 return QF_OK; 1124 } 1125 1126 /* 1127 * 'errorformat' format pattern parser functions. 1128 * The '%f' and '%r' formats are parsed differently from other formats. 1129 * See qf_parse_match() for details. 1130 */ 1131 static int (*qf_parse_fmt[FMT_PATTERNS])(regmatch_T *, int, qffields_T *) = 1132 { 1133 NULL, 1134 qf_parse_fmt_n, 1135 qf_parse_fmt_l, 1136 qf_parse_fmt_c, 1137 qf_parse_fmt_t, 1138 qf_parse_fmt_m, 1139 NULL, 1140 qf_parse_fmt_p, 1141 qf_parse_fmt_v, 1142 qf_parse_fmt_s, 1143 qf_parse_fmt_o 1144 }; 1145 1146 /* 1147 * Parse the error format pattern matches in "regmatch" and set the values in 1148 * "fields". fmt_ptr contains the 'efm' format specifiers/prefixes that have a 1149 * match. Returns QF_OK if all the matches are successfully parsed. On 1150 * failure, returns QF_FAIL or QF_NOMEM. 1151 */ 1152 static int 1153 qf_parse_match( 1154 char_u *linebuf, 1155 int linelen, 1156 efm_T *fmt_ptr, 1157 regmatch_T *regmatch, 1158 qffields_T *fields, 1159 int qf_multiline, 1160 int qf_multiscan, 1161 char_u **tail) 1162 { 1163 int idx = fmt_ptr->prefix; 1164 int i; 1165 int midx; 1166 int status; 1167 1168 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 1169 return QF_FAIL; 1170 if (vim_strchr((char_u *)"EWIN", idx) != NULL) 1171 fields->type = idx; 1172 else 1173 fields->type = 0; 1174 1175 // Extract error message data from matched line. 1176 // We check for an actual submatch, because "\[" and "\]" in 1177 // the 'errorformat' may cause the wrong submatch to be used. 1178 for (i = 0; i < FMT_PATTERNS; i++) 1179 { 1180 status = QF_OK; 1181 midx = (int)fmt_ptr->addr[i]; 1182 if (i == 0 && midx > 0) // %f 1183 status = qf_parse_fmt_f(regmatch, midx, fields, idx); 1184 else if (i == 5) 1185 { 1186 if (fmt_ptr->flags == '+' && !qf_multiscan) // %+ 1187 status = copy_nonerror_line(linebuf, linelen, fields); 1188 else if (midx > 0) // %m 1189 status = qf_parse_fmt_m(regmatch, midx, fields); 1190 } 1191 else if (i == 6 && midx > 0) // %r 1192 status = qf_parse_fmt_r(regmatch, midx, tail); 1193 else if (midx > 0) // others 1194 status = (qf_parse_fmt[i])(regmatch, midx, fields); 1195 1196 if (status != QF_OK) 1197 return status; 1198 } 1199 1200 return QF_OK; 1201 } 1202 1203 /* 1204 * Parse an error line in 'linebuf' using a single error format string in 1205 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1206 * Returns QF_OK if the efm format matches completely and the fields are 1207 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1208 */ 1209 static int 1210 qf_parse_get_fields( 1211 char_u *linebuf, 1212 int linelen, 1213 efm_T *fmt_ptr, 1214 qffields_T *fields, 1215 int qf_multiline, 1216 int qf_multiscan, 1217 char_u **tail) 1218 { 1219 regmatch_T regmatch; 1220 int status = QF_FAIL; 1221 int r; 1222 1223 if (qf_multiscan && 1224 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1225 return QF_FAIL; 1226 1227 fields->namebuf[0] = NUL; 1228 fields->module[0] = NUL; 1229 fields->pattern[0] = NUL; 1230 if (!qf_multiscan) 1231 fields->errmsg[0] = NUL; 1232 fields->lnum = 0; 1233 fields->col = 0; 1234 fields->use_viscol = FALSE; 1235 fields->enr = -1; 1236 fields->type = 0; 1237 *tail = NULL; 1238 1239 // Always ignore case when looking for a matching error. 1240 regmatch.rm_ic = TRUE; 1241 regmatch.regprog = fmt_ptr->prog; 1242 r = vim_regexec(®match, linebuf, (colnr_T)0); 1243 fmt_ptr->prog = regmatch.regprog; 1244 if (r) 1245 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1246 fields, qf_multiline, qf_multiscan, tail); 1247 1248 return status; 1249 } 1250 1251 /* 1252 * Parse directory error format prefixes (%D and %X). 1253 * Push and pop directories from the directory stack when scanning directory 1254 * names. 1255 */ 1256 static int 1257 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1258 { 1259 if (idx == 'D') // enter directory 1260 { 1261 if (*fields->namebuf == NUL) 1262 { 1263 emsg(_("E379: Missing or empty directory name")); 1264 return QF_FAIL; 1265 } 1266 qfl->qf_directory = 1267 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1268 if (qfl->qf_directory == NULL) 1269 return QF_FAIL; 1270 } 1271 else if (idx == 'X') // leave directory 1272 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1273 1274 return QF_OK; 1275 } 1276 1277 /* 1278 * Parse global file name error format prefixes (%O, %P and %Q). 1279 */ 1280 static int 1281 qf_parse_file_pfx( 1282 int idx, 1283 qffields_T *fields, 1284 qf_list_T *qfl, 1285 char_u *tail) 1286 { 1287 fields->valid = FALSE; 1288 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1289 { 1290 if (*fields->namebuf && idx == 'P') 1291 qfl->qf_currfile = 1292 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1293 else if (idx == 'Q') 1294 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1295 *fields->namebuf = NUL; 1296 if (tail && *tail) 1297 { 1298 STRMOVE(IObuff, skipwhite(tail)); 1299 qfl->qf_multiscan = TRUE; 1300 return QF_MULTISCAN; 1301 } 1302 } 1303 1304 return QF_OK; 1305 } 1306 1307 /* 1308 * Parse a non-error line (a line which doesn't match any of the error 1309 * format in 'efm'). 1310 */ 1311 static int 1312 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1313 { 1314 fields->namebuf[0] = NUL; // no match found, remove file name 1315 fields->lnum = 0; // don't jump to this line 1316 fields->valid = FALSE; 1317 1318 return copy_nonerror_line(linebuf, linelen, fields); 1319 } 1320 1321 /* 1322 * Parse multi-line error format prefixes (%C and %Z) 1323 */ 1324 static int 1325 qf_parse_multiline_pfx( 1326 int idx, 1327 qf_list_T *qfl, 1328 qffields_T *fields) 1329 { 1330 char_u *ptr; 1331 int len; 1332 1333 if (!qfl->qf_multiignore) 1334 { 1335 qfline_T *qfprev = qfl->qf_last; 1336 1337 if (qfprev == NULL) 1338 return QF_FAIL; 1339 if (*fields->errmsg && !qfl->qf_multiignore) 1340 { 1341 len = (int)STRLEN(qfprev->qf_text); 1342 if ((ptr = alloc(len + STRLEN(fields->errmsg) + 2)) 1343 == NULL) 1344 return QF_FAIL; 1345 STRCPY(ptr, qfprev->qf_text); 1346 vim_free(qfprev->qf_text); 1347 qfprev->qf_text = ptr; 1348 *(ptr += len) = '\n'; 1349 STRCPY(++ptr, fields->errmsg); 1350 } 1351 if (qfprev->qf_nr == -1) 1352 qfprev->qf_nr = fields->enr; 1353 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1354 // only printable chars allowed 1355 qfprev->qf_type = fields->type; 1356 1357 if (!qfprev->qf_lnum) 1358 qfprev->qf_lnum = fields->lnum; 1359 if (!qfprev->qf_col) 1360 qfprev->qf_col = fields->col; 1361 qfprev->qf_viscol = fields->use_viscol; 1362 if (!qfprev->qf_fnum) 1363 qfprev->qf_fnum = qf_get_fnum(qfl, 1364 qfl->qf_directory, 1365 *fields->namebuf || qfl->qf_directory != NULL 1366 ? fields->namebuf 1367 : qfl->qf_currfile != NULL && fields->valid 1368 ? qfl->qf_currfile : 0); 1369 } 1370 if (idx == 'Z') 1371 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1372 line_breakcheck(); 1373 1374 return QF_IGNORE_LINE; 1375 } 1376 1377 /* 1378 * Parse a line and get the quickfix fields. 1379 * Return the QF_ status. 1380 */ 1381 static int 1382 qf_parse_line( 1383 qf_list_T *qfl, 1384 char_u *linebuf, 1385 int linelen, 1386 efm_T *fmt_first, 1387 qffields_T *fields) 1388 { 1389 efm_T *fmt_ptr; 1390 int idx = 0; 1391 char_u *tail = NULL; 1392 int status; 1393 1394 restofline: 1395 // If there was no %> item start at the first pattern 1396 if (fmt_start == NULL) 1397 fmt_ptr = fmt_first; 1398 else 1399 { 1400 // Otherwise start from the last used pattern 1401 fmt_ptr = fmt_start; 1402 fmt_start = NULL; 1403 } 1404 1405 // Try to match each part of 'errorformat' until we find a complete 1406 // match or no match. 1407 fields->valid = TRUE; 1408 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1409 { 1410 idx = fmt_ptr->prefix; 1411 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1412 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1413 if (status == QF_NOMEM) 1414 return status; 1415 if (status == QF_OK) 1416 break; 1417 } 1418 qfl->qf_multiscan = FALSE; 1419 1420 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1421 { 1422 if (fmt_ptr != NULL) 1423 { 1424 // 'D' and 'X' directory specifiers 1425 status = qf_parse_dir_pfx(idx, fields, qfl); 1426 if (status != QF_OK) 1427 return status; 1428 } 1429 1430 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1431 if (status != QF_OK) 1432 return status; 1433 1434 if (fmt_ptr == NULL) 1435 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1436 } 1437 else if (fmt_ptr != NULL) 1438 { 1439 // honor %> item 1440 if (fmt_ptr->conthere) 1441 fmt_start = fmt_ptr; 1442 1443 if (vim_strchr((char_u *)"AEWIN", idx) != NULL) 1444 { 1445 qfl->qf_multiline = TRUE; // start of a multi-line message 1446 qfl->qf_multiignore = FALSE;// reset continuation 1447 } 1448 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1449 { // continuation of multi-line msg 1450 status = qf_parse_multiline_pfx(idx, qfl, fields); 1451 if (status != QF_OK) 1452 return status; 1453 } 1454 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1455 { // global file names 1456 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1457 if (status == QF_MULTISCAN) 1458 goto restofline; 1459 } 1460 if (fmt_ptr->flags == '-') // generally exclude this line 1461 { 1462 if (qfl->qf_multiline) 1463 // also exclude continuation lines 1464 qfl->qf_multiignore = TRUE; 1465 return QF_IGNORE_LINE; 1466 } 1467 } 1468 1469 return QF_OK; 1470 } 1471 1472 /* 1473 * Returns TRUE if the specified quickfix/location stack is empty 1474 */ 1475 static int 1476 qf_stack_empty(qf_info_T *qi) 1477 { 1478 return qi == NULL || qi->qf_listcount <= 0; 1479 } 1480 1481 /* 1482 * Returns TRUE if the specified quickfix/location list is empty. 1483 */ 1484 static int 1485 qf_list_empty(qf_list_T *qfl) 1486 { 1487 return qfl == NULL || qfl->qf_count <= 0; 1488 } 1489 1490 /* 1491 * Returns TRUE if the specified quickfix/location list is not empty and 1492 * has valid entries. 1493 */ 1494 static int 1495 qf_list_has_valid_entries(qf_list_T *qfl) 1496 { 1497 return !qf_list_empty(qfl) && !qfl->qf_nonevalid; 1498 } 1499 1500 /* 1501 * Return a pointer to a list in the specified quickfix stack 1502 */ 1503 static qf_list_T * 1504 qf_get_list(qf_info_T *qi, int idx) 1505 { 1506 return &qi->qf_lists[idx]; 1507 } 1508 1509 /* 1510 * Allocate the fields used for parsing lines and populating a quickfix list. 1511 */ 1512 static int 1513 qf_alloc_fields(qffields_T *pfields) 1514 { 1515 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1516 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1517 pfields->errmsglen = CMDBUFFSIZE + 1; 1518 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1519 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1520 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1521 || pfields->pattern == NULL || pfields->module == NULL) 1522 return FAIL; 1523 1524 return OK; 1525 } 1526 1527 /* 1528 * Free the fields used for parsing lines and populating a quickfix list. 1529 */ 1530 static void 1531 qf_free_fields(qffields_T *pfields) 1532 { 1533 vim_free(pfields->namebuf); 1534 vim_free(pfields->module); 1535 vim_free(pfields->errmsg); 1536 vim_free(pfields->pattern); 1537 } 1538 1539 /* 1540 * Setup the state information used for parsing lines and populating a 1541 * quickfix list. 1542 */ 1543 static int 1544 qf_setup_state( 1545 qfstate_T *pstate, 1546 char_u *enc, 1547 char_u *efile, 1548 typval_T *tv, 1549 buf_T *buf, 1550 linenr_T lnumfirst, 1551 linenr_T lnumlast) 1552 { 1553 pstate->vc.vc_type = CONV_NONE; 1554 if (enc != NULL && *enc != NUL) 1555 convert_setup(&pstate->vc, enc, p_enc); 1556 1557 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1558 { 1559 semsg(_(e_openerrf), efile); 1560 return FAIL; 1561 } 1562 1563 if (tv != NULL) 1564 { 1565 if (tv->v_type == VAR_STRING) 1566 pstate->p_str = tv->vval.v_string; 1567 else if (tv->v_type == VAR_LIST) 1568 pstate->p_li = tv->vval.v_list->lv_first; 1569 pstate->tv = tv; 1570 } 1571 pstate->buf = buf; 1572 pstate->buflnum = lnumfirst; 1573 pstate->lnumlast = lnumlast; 1574 1575 return OK; 1576 } 1577 1578 /* 1579 * Cleanup the state information used for parsing lines and populating a 1580 * quickfix list. 1581 */ 1582 static void 1583 qf_cleanup_state(qfstate_T *pstate) 1584 { 1585 if (pstate->fd != NULL) 1586 fclose(pstate->fd); 1587 1588 vim_free(pstate->growbuf); 1589 if (pstate->vc.vc_type != CONV_NONE) 1590 convert_setup(&pstate->vc, NULL, NULL); 1591 } 1592 1593 /* 1594 * Process the next line from a file/buffer/list/string and add it 1595 * to the quickfix list 'qfl'. 1596 */ 1597 static int 1598 qf_init_process_nextline( 1599 qf_list_T *qfl, 1600 efm_T *fmt_first, 1601 qfstate_T *state, 1602 qffields_T *fields) 1603 { 1604 int status; 1605 1606 // Get the next line from a file/buffer/list/string 1607 status = qf_get_nextline(state); 1608 if (status != QF_OK) 1609 return status; 1610 1611 status = qf_parse_line(qfl, state->linebuf, state->linelen, 1612 fmt_first, fields); 1613 if (status != QF_OK) 1614 return status; 1615 1616 return qf_add_entry(qfl, 1617 qfl->qf_directory, 1618 (*fields->namebuf || qfl->qf_directory != NULL) 1619 ? fields->namebuf 1620 : ((qfl->qf_currfile != NULL && fields->valid) 1621 ? qfl->qf_currfile : (char_u *)NULL), 1622 fields->module, 1623 0, 1624 fields->errmsg, 1625 fields->lnum, 1626 fields->col, 1627 fields->use_viscol, 1628 fields->pattern, 1629 fields->enr, 1630 fields->type, 1631 fields->valid); 1632 } 1633 1634 /* 1635 * Read the errorfile "efile" into memory, line by line, building the error 1636 * list. 1637 * Alternative: when "efile" is NULL read errors from buffer "buf". 1638 * Alternative: when "tv" is not NULL get errors from the string or list. 1639 * Always use 'errorformat' from "buf" if there is a local value. 1640 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1641 * Set the title of the list to "qf_title". 1642 * Return -1 for error, number of errors for success. 1643 */ 1644 static int 1645 qf_init_ext( 1646 qf_info_T *qi, 1647 int qf_idx, 1648 char_u *efile, 1649 buf_T *buf, 1650 typval_T *tv, 1651 char_u *errorformat, 1652 int newlist, // TRUE: start a new error list 1653 linenr_T lnumfirst, // first line number to use 1654 linenr_T lnumlast, // last line number to use 1655 char_u *qf_title, 1656 char_u *enc) 1657 { 1658 qf_list_T *qfl; 1659 qfstate_T state; 1660 qffields_T fields; 1661 qfline_T *old_last = NULL; 1662 int adding = FALSE; 1663 static efm_T *fmt_first = NULL; 1664 char_u *efm; 1665 static char_u *last_efm = NULL; 1666 int retval = -1; // default: return error flag 1667 int status; 1668 1669 // Do not used the cached buffer, it may have been wiped out. 1670 VIM_CLEAR(qf_last_bufname); 1671 1672 CLEAR_FIELD(state); 1673 CLEAR_FIELD(fields); 1674 if ((qf_alloc_fields(&fields) == FAIL) || 1675 (qf_setup_state(&state, enc, efile, tv, buf, 1676 lnumfirst, lnumlast) == FAIL)) 1677 goto qf_init_end; 1678 1679 if (newlist || qf_idx == qi->qf_listcount) 1680 { 1681 // make place for a new list 1682 qf_new_list(qi, qf_title); 1683 qf_idx = qi->qf_curlist; 1684 qfl = qf_get_list(qi, qf_idx); 1685 } 1686 else 1687 { 1688 // Adding to existing list, use last entry. 1689 adding = TRUE; 1690 qfl = qf_get_list(qi, qf_idx); 1691 if (!qf_list_empty(qfl)) 1692 old_last = qfl->qf_last; 1693 } 1694 1695 // Use the local value of 'errorformat' if it's set. 1696 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1697 efm = buf->b_p_efm; 1698 else 1699 efm = errorformat; 1700 1701 // If the errorformat didn't change between calls, then reuse the 1702 // previously parsed values. 1703 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1704 { 1705 // free the previously parsed data 1706 VIM_CLEAR(last_efm); 1707 free_efm_list(&fmt_first); 1708 1709 // parse the current 'efm' 1710 fmt_first = parse_efm_option(efm); 1711 if (fmt_first != NULL) 1712 last_efm = vim_strsave(efm); 1713 } 1714 1715 if (fmt_first == NULL) // nothing found 1716 goto error2; 1717 1718 // got_int is reset here, because it was probably set when killing the 1719 // ":make" command, but we still want to read the errorfile then. 1720 got_int = FALSE; 1721 1722 // Read the lines in the error file one by one. 1723 // Try to recognize one of the error formats in each line. 1724 while (!got_int) 1725 { 1726 status = qf_init_process_nextline(qfl, fmt_first, &state, &fields); 1727 if (status == QF_NOMEM) // memory alloc failure 1728 goto qf_init_end; 1729 if (status == QF_END_OF_INPUT) // end of input 1730 break; 1731 if (status == QF_FAIL) 1732 goto error2; 1733 1734 line_breakcheck(); 1735 } 1736 if (state.fd == NULL || !ferror(state.fd)) 1737 { 1738 if (qfl->qf_index == 0) 1739 { 1740 // no valid entry found 1741 qfl->qf_ptr = qfl->qf_start; 1742 qfl->qf_index = 1; 1743 qfl->qf_nonevalid = TRUE; 1744 } 1745 else 1746 { 1747 qfl->qf_nonevalid = FALSE; 1748 if (qfl->qf_ptr == NULL) 1749 qfl->qf_ptr = qfl->qf_start; 1750 } 1751 // return number of matches 1752 retval = qfl->qf_count; 1753 goto qf_init_end; 1754 } 1755 emsg(_(e_readerrf)); 1756 error2: 1757 if (!adding) 1758 { 1759 // Error when creating a new list. Free the new list 1760 qf_free(qfl); 1761 qi->qf_listcount--; 1762 if (qi->qf_curlist > 0) 1763 --qi->qf_curlist; 1764 } 1765 qf_init_end: 1766 if (qf_idx == qi->qf_curlist) 1767 qf_update_buffer(qi, old_last); 1768 qf_cleanup_state(&state); 1769 qf_free_fields(&fields); 1770 1771 return retval; 1772 } 1773 1774 /* 1775 * Read the errorfile "efile" into memory, line by line, building the error 1776 * list. Set the error list's title to qf_title. 1777 * Return -1 for error, number of errors for success. 1778 */ 1779 int 1780 qf_init(win_T *wp, 1781 char_u *efile, 1782 char_u *errorformat, 1783 int newlist, // TRUE: start a new error list 1784 char_u *qf_title, 1785 char_u *enc) 1786 { 1787 qf_info_T *qi = &ql_info; 1788 1789 if (wp != NULL) 1790 { 1791 qi = ll_get_or_alloc_list(wp); 1792 if (qi == NULL) 1793 return FAIL; 1794 } 1795 1796 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1797 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1798 } 1799 1800 /* 1801 * Set the title of the specified quickfix list. Frees the previous title. 1802 * Prepends ':' to the title. 1803 */ 1804 static void 1805 qf_store_title(qf_list_T *qfl, char_u *title) 1806 { 1807 VIM_CLEAR(qfl->qf_title); 1808 1809 if (title != NULL) 1810 { 1811 char_u *p = alloc(STRLEN(title) + 2); 1812 1813 qfl->qf_title = p; 1814 if (p != NULL) 1815 STRCPY(p, title); 1816 } 1817 } 1818 1819 /* 1820 * The title of a quickfix/location list is set, by default, to the command 1821 * that created the quickfix list with the ":" prefix. 1822 * Create a quickfix list title string by prepending ":" to a user command. 1823 * Returns a pointer to a static buffer with the title. 1824 */ 1825 static char_u * 1826 qf_cmdtitle(char_u *cmd) 1827 { 1828 static char_u qftitle_str[IOSIZE]; 1829 1830 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1831 return qftitle_str; 1832 } 1833 1834 /* 1835 * Return a pointer to the current list in the specified quickfix stack 1836 */ 1837 static qf_list_T * 1838 qf_get_curlist(qf_info_T *qi) 1839 { 1840 return qf_get_list(qi, qi->qf_curlist); 1841 } 1842 1843 /* 1844 * Prepare for adding a new quickfix list. If the current list is in the 1845 * middle of the stack, then all the following lists are freed and then 1846 * the new list is added. 1847 */ 1848 static void 1849 qf_new_list(qf_info_T *qi, char_u *qf_title) 1850 { 1851 int i; 1852 qf_list_T *qfl; 1853 1854 // If the current entry is not the last entry, delete entries beyond 1855 // the current entry. This makes it possible to browse in a tree-like 1856 // way with ":grep". 1857 while (qi->qf_listcount > qi->qf_curlist + 1) 1858 qf_free(&qi->qf_lists[--qi->qf_listcount]); 1859 1860 // When the stack is full, remove to oldest entry 1861 // Otherwise, add a new entry. 1862 if (qi->qf_listcount == LISTCOUNT) 1863 { 1864 qf_free(&qi->qf_lists[0]); 1865 for (i = 1; i < LISTCOUNT; ++i) 1866 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1867 qi->qf_curlist = LISTCOUNT - 1; 1868 } 1869 else 1870 qi->qf_curlist = qi->qf_listcount++; 1871 qfl = qf_get_curlist(qi); 1872 CLEAR_POINTER(qfl); 1873 qf_store_title(qfl, qf_title); 1874 qfl->qfl_type = qi->qfl_type; 1875 qfl->qf_id = ++last_qf_id; 1876 } 1877 1878 /* 1879 * Queue location list stack delete request. 1880 */ 1881 static void 1882 locstack_queue_delreq(qf_info_T *qi) 1883 { 1884 qf_delq_T *q; 1885 1886 q = ALLOC_ONE(qf_delq_T); 1887 if (q != NULL) 1888 { 1889 q->qi = qi; 1890 q->next = qf_delq_head; 1891 qf_delq_head = q; 1892 } 1893 } 1894 1895 /* 1896 * Return the global quickfix stack window buffer number. 1897 */ 1898 int 1899 qf_stack_get_bufnr(void) 1900 { 1901 return ql_info.qf_bufnr; 1902 } 1903 1904 /* 1905 * Wipe the quickfix window buffer (if present) for the specified 1906 * quickfix/location list. 1907 */ 1908 static void 1909 wipe_qf_buffer(qf_info_T *qi) 1910 { 1911 buf_T *qfbuf; 1912 1913 if (qi->qf_bufnr != INVALID_QFBUFNR) 1914 { 1915 qfbuf = buflist_findnr(qi->qf_bufnr); 1916 if (qfbuf != NULL && qfbuf->b_nwindows == 0) 1917 { 1918 // If the quickfix buffer is not loaded in any window, then 1919 // wipe the buffer. 1920 close_buffer(NULL, qfbuf, DOBUF_WIPE, FALSE, FALSE); 1921 qi->qf_bufnr = INVALID_QFBUFNR; 1922 } 1923 } 1924 } 1925 1926 /* 1927 * Free a location list stack 1928 */ 1929 static void 1930 ll_free_all(qf_info_T **pqi) 1931 { 1932 int i; 1933 qf_info_T *qi; 1934 1935 qi = *pqi; 1936 if (qi == NULL) 1937 return; 1938 *pqi = NULL; // Remove reference to this list 1939 1940 // If the location list is still in use, then queue the delete request 1941 // to be processed later. 1942 if (quickfix_busy > 0) 1943 { 1944 locstack_queue_delreq(qi); 1945 return; 1946 } 1947 1948 qi->qf_refcount--; 1949 if (qi->qf_refcount < 1) 1950 { 1951 // No references to this location list. 1952 // If the quickfix window buffer is loaded, then wipe it 1953 wipe_qf_buffer(qi); 1954 1955 for (i = 0; i < qi->qf_listcount; ++i) 1956 qf_free(qf_get_list(qi, i)); 1957 vim_free(qi); 1958 } 1959 } 1960 1961 /* 1962 * Free all the quickfix/location lists in the stack. 1963 */ 1964 void 1965 qf_free_all(win_T *wp) 1966 { 1967 int i; 1968 qf_info_T *qi = &ql_info; 1969 1970 if (wp != NULL) 1971 { 1972 // location list 1973 ll_free_all(&wp->w_llist); 1974 ll_free_all(&wp->w_llist_ref); 1975 } 1976 else 1977 // quickfix list 1978 for (i = 0; i < qi->qf_listcount; ++i) 1979 qf_free(qf_get_list(qi, i)); 1980 } 1981 1982 /* 1983 * Delay freeing of location list stacks when the quickfix code is running. 1984 * Used to avoid problems with autocmds freeing location list stacks when the 1985 * quickfix code is still referencing the stack. 1986 * Must always call decr_quickfix_busy() exactly once after this. 1987 */ 1988 static void 1989 incr_quickfix_busy(void) 1990 { 1991 quickfix_busy++; 1992 } 1993 1994 /* 1995 * Safe to free location list stacks. Process any delayed delete requests. 1996 */ 1997 static void 1998 decr_quickfix_busy(void) 1999 { 2000 if (--quickfix_busy == 0) 2001 { 2002 // No longer referencing the location lists. Process all the pending 2003 // delete requests. 2004 while (qf_delq_head != NULL) 2005 { 2006 qf_delq_T *q = qf_delq_head; 2007 2008 qf_delq_head = q->next; 2009 ll_free_all(&q->qi); 2010 vim_free(q); 2011 } 2012 } 2013 #ifdef ABORT_ON_INTERNAL_ERROR 2014 if (quickfix_busy < 0) 2015 { 2016 emsg("quickfix_busy has become negative"); 2017 abort(); 2018 } 2019 #endif 2020 } 2021 2022 #if defined(EXITFREE) || defined(PROTO) 2023 void 2024 check_quickfix_busy(void) 2025 { 2026 if (quickfix_busy != 0) 2027 { 2028 semsg("quickfix_busy not zero on exit: %ld", (long)quickfix_busy); 2029 # ifdef ABORT_ON_INTERNAL_ERROR 2030 abort(); 2031 # endif 2032 } 2033 } 2034 #endif 2035 2036 /* 2037 * Add an entry to the end of the list of errors. 2038 * Returns QF_OK or QF_FAIL. 2039 */ 2040 static int 2041 qf_add_entry( 2042 qf_list_T *qfl, // quickfix list entry 2043 char_u *dir, // optional directory name 2044 char_u *fname, // file name or NULL 2045 char_u *module, // module name or NULL 2046 int bufnum, // buffer number or zero 2047 char_u *mesg, // message 2048 long lnum, // line number 2049 int col, // column 2050 int vis_col, // using visual column 2051 char_u *pattern, // search pattern 2052 int nr, // error number 2053 int type, // type character 2054 int valid) // valid entry 2055 { 2056 qfline_T *qfp; 2057 qfline_T **lastp; // pointer to qf_last or NULL 2058 2059 if ((qfp = ALLOC_ONE(qfline_T)) == NULL) 2060 return QF_FAIL; 2061 if (bufnum != 0) 2062 { 2063 buf_T *buf = buflist_findnr(bufnum); 2064 2065 qfp->qf_fnum = bufnum; 2066 if (buf != NULL) 2067 buf->b_has_qf_entry |= 2068 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2069 } 2070 else 2071 qfp->qf_fnum = qf_get_fnum(qfl, dir, fname); 2072 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 2073 { 2074 vim_free(qfp); 2075 return QF_FAIL; 2076 } 2077 qfp->qf_lnum = lnum; 2078 qfp->qf_col = col; 2079 qfp->qf_viscol = vis_col; 2080 if (pattern == NULL || *pattern == NUL) 2081 qfp->qf_pattern = NULL; 2082 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 2083 { 2084 vim_free(qfp->qf_text); 2085 vim_free(qfp); 2086 return QF_FAIL; 2087 } 2088 if (module == NULL || *module == NUL) 2089 qfp->qf_module = NULL; 2090 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 2091 { 2092 vim_free(qfp->qf_text); 2093 vim_free(qfp->qf_pattern); 2094 vim_free(qfp); 2095 return QF_FAIL; 2096 } 2097 qfp->qf_nr = nr; 2098 if (type != 1 && !vim_isprintc(type)) // only printable chars allowed 2099 type = 0; 2100 qfp->qf_type = type; 2101 qfp->qf_valid = valid; 2102 2103 lastp = &qfl->qf_last; 2104 if (qf_list_empty(qfl)) // first element in the list 2105 { 2106 qfl->qf_start = qfp; 2107 qfl->qf_ptr = qfp; 2108 qfl->qf_index = 0; 2109 qfp->qf_prev = NULL; 2110 } 2111 else 2112 { 2113 qfp->qf_prev = *lastp; 2114 (*lastp)->qf_next = qfp; 2115 } 2116 qfp->qf_next = NULL; 2117 qfp->qf_cleared = FALSE; 2118 *lastp = qfp; 2119 ++qfl->qf_count; 2120 if (qfl->qf_index == 0 && qfp->qf_valid) // first valid entry 2121 { 2122 qfl->qf_index = qfl->qf_count; 2123 qfl->qf_ptr = qfp; 2124 } 2125 2126 return QF_OK; 2127 } 2128 2129 /* 2130 * Allocate a new quickfix/location list stack 2131 */ 2132 static qf_info_T * 2133 qf_alloc_stack(qfltype_T qfltype) 2134 { 2135 qf_info_T *qi; 2136 2137 qi = ALLOC_CLEAR_ONE(qf_info_T); 2138 if (qi != NULL) 2139 { 2140 qi->qf_refcount++; 2141 qi->qfl_type = qfltype; 2142 qi->qf_bufnr = INVALID_QFBUFNR; 2143 } 2144 return qi; 2145 } 2146 2147 /* 2148 * Return the location list stack for window 'wp'. 2149 * If not present, allocate a location list stack 2150 */ 2151 static qf_info_T * 2152 ll_get_or_alloc_list(win_T *wp) 2153 { 2154 if (IS_LL_WINDOW(wp)) 2155 // For a location list window, use the referenced location list 2156 return wp->w_llist_ref; 2157 2158 // For a non-location list window, w_llist_ref should not point to a 2159 // location list. 2160 ll_free_all(&wp->w_llist_ref); 2161 2162 if (wp->w_llist == NULL) 2163 wp->w_llist = qf_alloc_stack(QFLT_LOCATION); // new location list 2164 return wp->w_llist; 2165 } 2166 2167 /* 2168 * Get the quickfix/location list stack to use for the specified Ex command. 2169 * For a location list command, returns the stack for the current window. If 2170 * the location list is not found, then returns NULL and prints an error 2171 * message if 'print_emsg' is TRUE. 2172 */ 2173 static qf_info_T * 2174 qf_cmd_get_stack(exarg_T *eap, int print_emsg) 2175 { 2176 qf_info_T *qi = &ql_info; 2177 2178 if (is_loclist_cmd(eap->cmdidx)) 2179 { 2180 qi = GET_LOC_LIST(curwin); 2181 if (qi == NULL) 2182 { 2183 if (print_emsg) 2184 emsg(_(e_loclist)); 2185 return NULL; 2186 } 2187 } 2188 2189 return qi; 2190 } 2191 2192 /* 2193 * Get the quickfix/location list stack to use for the specified Ex command. 2194 * For a location list command, returns the stack for the current window. 2195 * If the location list is not present, then allocates a new one. 2196 * Returns NULL if the allocation fails. For a location list command, sets 2197 * 'pwinp' to curwin. 2198 */ 2199 static qf_info_T * 2200 qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp) 2201 { 2202 qf_info_T *qi = &ql_info; 2203 2204 if (is_loclist_cmd(eap->cmdidx)) 2205 { 2206 qi = ll_get_or_alloc_list(curwin); 2207 if (qi == NULL) 2208 return NULL; 2209 *pwinp = curwin; 2210 } 2211 2212 return qi; 2213 } 2214 2215 /* 2216 * Copy location list entries from 'from_qfl' to 'to_qfl'. 2217 */ 2218 static int 2219 copy_loclist_entries(qf_list_T *from_qfl, qf_list_T *to_qfl) 2220 { 2221 int i; 2222 qfline_T *from_qfp; 2223 qfline_T *prevp; 2224 2225 // copy all the location entries in this list 2226 FOR_ALL_QFL_ITEMS(from_qfl, from_qfp, i) 2227 { 2228 if (qf_add_entry(to_qfl, 2229 NULL, 2230 NULL, 2231 from_qfp->qf_module, 2232 0, 2233 from_qfp->qf_text, 2234 from_qfp->qf_lnum, 2235 from_qfp->qf_col, 2236 from_qfp->qf_viscol, 2237 from_qfp->qf_pattern, 2238 from_qfp->qf_nr, 2239 0, 2240 from_qfp->qf_valid) == QF_FAIL) 2241 return FAIL; 2242 2243 // qf_add_entry() will not set the qf_num field, as the 2244 // directory and file names are not supplied. So the qf_fnum 2245 // field is copied here. 2246 prevp = to_qfl->qf_last; 2247 prevp->qf_fnum = from_qfp->qf_fnum; // file number 2248 prevp->qf_type = from_qfp->qf_type; // error type 2249 if (from_qfl->qf_ptr == from_qfp) 2250 to_qfl->qf_ptr = prevp; // current location 2251 } 2252 2253 return OK; 2254 } 2255 2256 /* 2257 * Copy the specified location list 'from_qfl' to 'to_qfl'. 2258 */ 2259 static int 2260 copy_loclist(qf_list_T *from_qfl, qf_list_T *to_qfl) 2261 { 2262 // Some of the fields are populated by qf_add_entry() 2263 to_qfl->qfl_type = from_qfl->qfl_type; 2264 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 2265 to_qfl->qf_count = 0; 2266 to_qfl->qf_index = 0; 2267 to_qfl->qf_start = NULL; 2268 to_qfl->qf_last = NULL; 2269 to_qfl->qf_ptr = NULL; 2270 if (from_qfl->qf_title != NULL) 2271 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 2272 else 2273 to_qfl->qf_title = NULL; 2274 if (from_qfl->qf_ctx != NULL) 2275 { 2276 to_qfl->qf_ctx = alloc_tv(); 2277 if (to_qfl->qf_ctx != NULL) 2278 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 2279 } 2280 else 2281 to_qfl->qf_ctx = NULL; 2282 if (from_qfl->qf_qftf != NULL) 2283 to_qfl->qf_qftf = vim_strsave(from_qfl->qf_qftf); 2284 else 2285 to_qfl->qf_qftf = NULL; 2286 2287 if (from_qfl->qf_count) 2288 if (copy_loclist_entries(from_qfl, to_qfl) == FAIL) 2289 return FAIL; 2290 2291 to_qfl->qf_index = from_qfl->qf_index; // current index in the list 2292 2293 // Assign a new ID for the location list 2294 to_qfl->qf_id = ++last_qf_id; 2295 to_qfl->qf_changedtick = 0L; 2296 2297 // When no valid entries are present in the list, qf_ptr points to 2298 // the first item in the list 2299 if (to_qfl->qf_nonevalid) 2300 { 2301 to_qfl->qf_ptr = to_qfl->qf_start; 2302 to_qfl->qf_index = 1; 2303 } 2304 2305 return OK; 2306 } 2307 2308 /* 2309 * Copy the location list stack 'from' window to 'to' window. 2310 */ 2311 void 2312 copy_loclist_stack(win_T *from, win_T *to) 2313 { 2314 qf_info_T *qi; 2315 int idx; 2316 2317 // When copying from a location list window, copy the referenced 2318 // location list. For other windows, copy the location list for 2319 // that window. 2320 if (IS_LL_WINDOW(from)) 2321 qi = from->w_llist_ref; 2322 else 2323 qi = from->w_llist; 2324 2325 if (qi == NULL) // no location list to copy 2326 return; 2327 2328 // allocate a new location list 2329 if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL) 2330 return; 2331 2332 to->w_llist->qf_listcount = qi->qf_listcount; 2333 2334 // Copy the location lists one at a time 2335 for (idx = 0; idx < qi->qf_listcount; ++idx) 2336 { 2337 to->w_llist->qf_curlist = idx; 2338 2339 if (copy_loclist(qf_get_list(qi, idx), 2340 qf_get_list(to->w_llist, idx)) == FAIL) 2341 { 2342 qf_free_all(to); 2343 return; 2344 } 2345 } 2346 2347 to->w_llist->qf_curlist = qi->qf_curlist; // current list 2348 } 2349 2350 /* 2351 * Get buffer number for file "directory/fname". 2352 * Also sets the b_has_qf_entry flag. 2353 */ 2354 static int 2355 qf_get_fnum(qf_list_T *qfl, char_u *directory, char_u *fname) 2356 { 2357 char_u *ptr = NULL; 2358 buf_T *buf; 2359 char_u *bufname; 2360 2361 if (fname == NULL || *fname == NUL) // no file name 2362 return 0; 2363 2364 #ifdef VMS 2365 vms_remove_version(fname); 2366 #endif 2367 #ifdef BACKSLASH_IN_FILENAME 2368 if (directory != NULL) 2369 slash_adjust(directory); 2370 slash_adjust(fname); 2371 #endif 2372 if (directory != NULL && !vim_isAbsName(fname) 2373 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 2374 { 2375 // Here we check if the file really exists. 2376 // This should normally be true, but if make works without 2377 // "leaving directory"-messages we might have missed a 2378 // directory change. 2379 if (mch_getperm(ptr) < 0) 2380 { 2381 vim_free(ptr); 2382 directory = qf_guess_filepath(qfl, fname); 2383 if (directory) 2384 ptr = concat_fnames(directory, fname, TRUE); 2385 else 2386 ptr = vim_strsave(fname); 2387 } 2388 // Use concatenated directory name and file name 2389 bufname = ptr; 2390 } 2391 else 2392 bufname = fname; 2393 2394 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2395 && bufref_valid(&qf_last_bufref)) 2396 { 2397 buf = qf_last_bufref.br_buf; 2398 vim_free(ptr); 2399 } 2400 else 2401 { 2402 vim_free(qf_last_bufname); 2403 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2404 if (bufname == ptr) 2405 qf_last_bufname = bufname; 2406 else 2407 qf_last_bufname = vim_strsave(bufname); 2408 set_bufref(&qf_last_bufref, buf); 2409 } 2410 if (buf == NULL) 2411 return 0; 2412 2413 buf->b_has_qf_entry = 2414 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2415 return buf->b_fnum; 2416 } 2417 2418 /* 2419 * Push dirbuf onto the directory stack and return pointer to actual dir or 2420 * NULL on error. 2421 */ 2422 static char_u * 2423 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2424 { 2425 struct dir_stack_T *ds_new; 2426 struct dir_stack_T *ds_ptr; 2427 2428 // allocate new stack element and hook it in 2429 ds_new = ALLOC_ONE(struct dir_stack_T); 2430 if (ds_new == NULL) 2431 return NULL; 2432 2433 ds_new->next = *stackptr; 2434 *stackptr = ds_new; 2435 2436 // store directory on the stack 2437 if (vim_isAbsName(dirbuf) 2438 || (*stackptr)->next == NULL 2439 || (*stackptr && is_file_stack)) 2440 (*stackptr)->dirname = vim_strsave(dirbuf); 2441 else 2442 { 2443 // Okay we don't have an absolute path. 2444 // dirbuf must be a subdir of one of the directories on the stack. 2445 // Let's search... 2446 ds_new = (*stackptr)->next; 2447 (*stackptr)->dirname = NULL; 2448 while (ds_new) 2449 { 2450 vim_free((*stackptr)->dirname); 2451 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2452 TRUE); 2453 if (mch_isdir((*stackptr)->dirname) == TRUE) 2454 break; 2455 2456 ds_new = ds_new->next; 2457 } 2458 2459 // clean up all dirs we already left 2460 while ((*stackptr)->next != ds_new) 2461 { 2462 ds_ptr = (*stackptr)->next; 2463 (*stackptr)->next = (*stackptr)->next->next; 2464 vim_free(ds_ptr->dirname); 2465 vim_free(ds_ptr); 2466 } 2467 2468 // Nothing found -> it must be on top level 2469 if (ds_new == NULL) 2470 { 2471 vim_free((*stackptr)->dirname); 2472 (*stackptr)->dirname = vim_strsave(dirbuf); 2473 } 2474 } 2475 2476 if ((*stackptr)->dirname != NULL) 2477 return (*stackptr)->dirname; 2478 else 2479 { 2480 ds_ptr = *stackptr; 2481 *stackptr = (*stackptr)->next; 2482 vim_free(ds_ptr); 2483 return NULL; 2484 } 2485 } 2486 2487 /* 2488 * pop dirbuf from the directory stack and return previous directory or NULL if 2489 * stack is empty 2490 */ 2491 static char_u * 2492 qf_pop_dir(struct dir_stack_T **stackptr) 2493 { 2494 struct dir_stack_T *ds_ptr; 2495 2496 // TODO: Should we check if dirbuf is the directory on top of the stack? 2497 // What to do if it isn't? 2498 2499 // pop top element and free it 2500 if (*stackptr != NULL) 2501 { 2502 ds_ptr = *stackptr; 2503 *stackptr = (*stackptr)->next; 2504 vim_free(ds_ptr->dirname); 2505 vim_free(ds_ptr); 2506 } 2507 2508 // return NEW top element as current dir or NULL if stack is empty 2509 return *stackptr ? (*stackptr)->dirname : NULL; 2510 } 2511 2512 /* 2513 * clean up directory stack 2514 */ 2515 static void 2516 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2517 { 2518 struct dir_stack_T *ds_ptr; 2519 2520 while ((ds_ptr = *stackptr) != NULL) 2521 { 2522 *stackptr = (*stackptr)->next; 2523 vim_free(ds_ptr->dirname); 2524 vim_free(ds_ptr); 2525 } 2526 } 2527 2528 /* 2529 * Check in which directory of the directory stack the given file can be 2530 * found. 2531 * Returns a pointer to the directory name or NULL if not found. 2532 * Cleans up intermediate directory entries. 2533 * 2534 * TODO: How to solve the following problem? 2535 * If we have this directory tree: 2536 * ./ 2537 * ./aa 2538 * ./aa/bb 2539 * ./bb 2540 * ./bb/x.c 2541 * and make says: 2542 * making all in aa 2543 * making all in bb 2544 * x.c:9: Error 2545 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2546 * qf_guess_filepath will return NULL. 2547 */ 2548 static char_u * 2549 qf_guess_filepath(qf_list_T *qfl, char_u *filename) 2550 { 2551 struct dir_stack_T *ds_ptr; 2552 struct dir_stack_T *ds_tmp; 2553 char_u *fullname; 2554 2555 // no dirs on the stack - there's nothing we can do 2556 if (qfl->qf_dir_stack == NULL) 2557 return NULL; 2558 2559 ds_ptr = qfl->qf_dir_stack->next; 2560 fullname = NULL; 2561 while (ds_ptr) 2562 { 2563 vim_free(fullname); 2564 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2565 2566 // If concat_fnames failed, just go on. The worst thing that can happen 2567 // is that we delete the entire stack. 2568 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2569 break; 2570 2571 ds_ptr = ds_ptr->next; 2572 } 2573 2574 vim_free(fullname); 2575 2576 // clean up all dirs we already left 2577 while (qfl->qf_dir_stack->next != ds_ptr) 2578 { 2579 ds_tmp = qfl->qf_dir_stack->next; 2580 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2581 vim_free(ds_tmp->dirname); 2582 vim_free(ds_tmp); 2583 } 2584 2585 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2586 } 2587 2588 /* 2589 * Returns TRUE if a quickfix/location list with the given identifier exists. 2590 */ 2591 static int 2592 qflist_valid(win_T *wp, int_u qf_id) 2593 { 2594 qf_info_T *qi = &ql_info; 2595 int i; 2596 2597 if (wp != NULL) 2598 { 2599 qi = GET_LOC_LIST(wp); // Location list 2600 if (qi == NULL) 2601 return FALSE; 2602 } 2603 2604 for (i = 0; i < qi->qf_listcount; ++i) 2605 if (qi->qf_lists[i].qf_id == qf_id) 2606 return TRUE; 2607 2608 return FALSE; 2609 } 2610 2611 /* 2612 * When loading a file from the quickfix, the autocommands may modify it. 2613 * This may invalidate the current quickfix entry. This function checks 2614 * whether an entry is still present in the quickfix list. 2615 * Similar to location list. 2616 */ 2617 static int 2618 is_qf_entry_present(qf_list_T *qfl, qfline_T *qf_ptr) 2619 { 2620 qfline_T *qfp; 2621 int i; 2622 2623 // Search for the entry in the current list 2624 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 2625 if (qfp == qf_ptr) 2626 break; 2627 2628 if (i > qfl->qf_count) // Entry is not found 2629 return FALSE; 2630 2631 return TRUE; 2632 } 2633 2634 /* 2635 * Get the next valid entry in the current quickfix/location list. The search 2636 * starts from the current entry. Returns NULL on failure. 2637 */ 2638 static qfline_T * 2639 get_next_valid_entry( 2640 qf_list_T *qfl, 2641 qfline_T *qf_ptr, 2642 int *qf_index, 2643 int dir) 2644 { 2645 int idx; 2646 int old_qf_fnum; 2647 2648 idx = *qf_index; 2649 old_qf_fnum = qf_ptr->qf_fnum; 2650 2651 do 2652 { 2653 if (idx == qfl->qf_count || qf_ptr->qf_next == NULL) 2654 return NULL; 2655 ++idx; 2656 qf_ptr = qf_ptr->qf_next; 2657 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2658 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2659 2660 *qf_index = idx; 2661 return qf_ptr; 2662 } 2663 2664 /* 2665 * Get the previous valid entry in the current quickfix/location list. The 2666 * search starts from the current entry. Returns NULL on failure. 2667 */ 2668 static qfline_T * 2669 get_prev_valid_entry( 2670 qf_list_T *qfl, 2671 qfline_T *qf_ptr, 2672 int *qf_index, 2673 int dir) 2674 { 2675 int idx; 2676 int old_qf_fnum; 2677 2678 idx = *qf_index; 2679 old_qf_fnum = qf_ptr->qf_fnum; 2680 2681 do 2682 { 2683 if (idx == 1 || qf_ptr->qf_prev == NULL) 2684 return NULL; 2685 --idx; 2686 qf_ptr = qf_ptr->qf_prev; 2687 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2688 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2689 2690 *qf_index = idx; 2691 return qf_ptr; 2692 } 2693 2694 /* 2695 * Get the n'th (errornr) previous/next valid entry from the current entry in 2696 * the quickfix list. 2697 * dir == FORWARD or FORWARD_FILE: next valid entry 2698 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2699 */ 2700 static qfline_T * 2701 get_nth_valid_entry( 2702 qf_list_T *qfl, 2703 int errornr, 2704 int dir, 2705 int *new_qfidx) 2706 { 2707 qfline_T *qf_ptr = qfl->qf_ptr; 2708 int qf_idx = qfl->qf_index; 2709 qfline_T *prev_qf_ptr; 2710 int prev_index; 2711 char_u *err = e_no_more_items; 2712 2713 while (errornr--) 2714 { 2715 prev_qf_ptr = qf_ptr; 2716 prev_index = qf_idx; 2717 2718 if (dir == FORWARD || dir == FORWARD_FILE) 2719 qf_ptr = get_next_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2720 else 2721 qf_ptr = get_prev_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2722 if (qf_ptr == NULL) 2723 { 2724 qf_ptr = prev_qf_ptr; 2725 qf_idx = prev_index; 2726 if (err != NULL) 2727 { 2728 emsg(_(err)); 2729 return NULL; 2730 } 2731 break; 2732 } 2733 2734 err = NULL; 2735 } 2736 2737 *new_qfidx = qf_idx; 2738 return qf_ptr; 2739 } 2740 2741 /* 2742 * Get n'th (errornr) quickfix entry from the current entry in the quickfix 2743 * list 'qfl'. Returns a pointer to the new entry and the index in 'new_qfidx' 2744 */ 2745 static qfline_T * 2746 get_nth_entry(qf_list_T *qfl, int errornr, int *new_qfidx) 2747 { 2748 qfline_T *qf_ptr = qfl->qf_ptr; 2749 int qf_idx = qfl->qf_index; 2750 2751 // New error number is less than the current error number 2752 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2753 { 2754 --qf_idx; 2755 qf_ptr = qf_ptr->qf_prev; 2756 } 2757 // New error number is greater than the current error number 2758 while (errornr > qf_idx && qf_idx < qfl->qf_count && 2759 qf_ptr->qf_next != NULL) 2760 { 2761 ++qf_idx; 2762 qf_ptr = qf_ptr->qf_next; 2763 } 2764 2765 *new_qfidx = qf_idx; 2766 return qf_ptr; 2767 } 2768 2769 /* 2770 * Get a entry specified by 'errornr' and 'dir' from the current 2771 * quickfix/location list. 'errornr' specifies the index of the entry and 'dir' 2772 * specifies the direction (FORWARD/BACKWARD/FORWARD_FILE/BACKWARD_FILE). 2773 * Returns a pointer to the entry and the index of the new entry is stored in 2774 * 'new_qfidx'. 2775 */ 2776 static qfline_T * 2777 qf_get_entry( 2778 qf_list_T *qfl, 2779 int errornr, 2780 int dir, 2781 int *new_qfidx) 2782 { 2783 qfline_T *qf_ptr = qfl->qf_ptr; 2784 int qfidx = qfl->qf_index; 2785 2786 if (dir != 0) // next/prev valid entry 2787 qf_ptr = get_nth_valid_entry(qfl, errornr, dir, &qfidx); 2788 else if (errornr != 0) // go to specified number 2789 qf_ptr = get_nth_entry(qfl, errornr, &qfidx); 2790 2791 *new_qfidx = qfidx; 2792 return qf_ptr; 2793 } 2794 2795 /* 2796 * Find a window displaying a Vim help file. 2797 */ 2798 static win_T * 2799 qf_find_help_win(void) 2800 { 2801 win_T *wp; 2802 2803 FOR_ALL_WINDOWS(wp) 2804 if (bt_help(wp->w_buffer)) 2805 return wp; 2806 2807 return NULL; 2808 } 2809 2810 /* 2811 * Set the location list for the specified window to 'qi'. 2812 */ 2813 static void 2814 win_set_loclist(win_T *wp, qf_info_T *qi) 2815 { 2816 wp->w_llist = qi; 2817 qi->qf_refcount++; 2818 } 2819 2820 /* 2821 * Find a help window or open one. If 'newwin' is TRUE, then open a new help 2822 * window. 2823 */ 2824 static int 2825 jump_to_help_window(qf_info_T *qi, int newwin, int *opened_window) 2826 { 2827 win_T *wp; 2828 int flags; 2829 2830 if (cmdmod.tab != 0 || newwin) 2831 wp = NULL; 2832 else 2833 wp = qf_find_help_win(); 2834 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2835 win_enter(wp, TRUE); 2836 else 2837 { 2838 // Split off help window; put it at far top if no position 2839 // specified, the current window is vertically split and narrow. 2840 flags = WSP_HELP; 2841 if (cmdmod.split == 0 && curwin->w_width != Columns 2842 && curwin->w_width < 80) 2843 flags |= WSP_TOP; 2844 // If the user asks to open a new window, then copy the location list. 2845 // Otherwise, don't copy the location list. 2846 if (IS_LL_STACK(qi) && !newwin) 2847 flags |= WSP_NEWLOC; 2848 2849 if (win_split(0, flags) == FAIL) 2850 return FAIL; 2851 2852 *opened_window = TRUE; 2853 2854 if (curwin->w_height < p_hh) 2855 win_setheight((int)p_hh); 2856 2857 // When using location list, the new window should use the supplied 2858 // location list. If the user asks to open a new window, then the new 2859 // window will get a copy of the location list. 2860 if (IS_LL_STACK(qi) && !newwin) 2861 win_set_loclist(curwin, qi); 2862 } 2863 2864 if (!p_im) 2865 restart_edit = 0; // don't want insert mode in help file 2866 2867 return OK; 2868 } 2869 2870 /* 2871 * Find a non-quickfix window in the current tabpage using the given location 2872 * list stack. 2873 * Returns NULL if a matching window is not found. 2874 */ 2875 static win_T * 2876 qf_find_win_with_loclist(qf_info_T *ll) 2877 { 2878 win_T *wp; 2879 2880 FOR_ALL_WINDOWS(wp) 2881 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2882 return wp; 2883 2884 return NULL; 2885 } 2886 2887 /* 2888 * Find a window containing a normal buffer 2889 */ 2890 static win_T * 2891 qf_find_win_with_normal_buf(void) 2892 { 2893 win_T *wp; 2894 2895 FOR_ALL_WINDOWS(wp) 2896 if (bt_normal(wp->w_buffer)) 2897 return wp; 2898 2899 return NULL; 2900 } 2901 2902 /* 2903 * Go to a window in any tabpage containing the specified file. Returns TRUE 2904 * if successfully jumped to the window. Otherwise returns FALSE. 2905 */ 2906 static int 2907 qf_goto_tabwin_with_file(int fnum) 2908 { 2909 tabpage_T *tp; 2910 win_T *wp; 2911 2912 FOR_ALL_TAB_WINDOWS(tp, wp) 2913 if (wp->w_buffer->b_fnum == fnum) 2914 { 2915 goto_tabpage_win(tp, wp); 2916 return TRUE; 2917 } 2918 2919 return FALSE; 2920 } 2921 2922 /* 2923 * Create a new window to show a file above the quickfix window. Called when 2924 * only the quickfix window is present. 2925 */ 2926 static int 2927 qf_open_new_file_win(qf_info_T *ll_ref) 2928 { 2929 int flags; 2930 2931 flags = WSP_ABOVE; 2932 if (ll_ref != NULL) 2933 flags |= WSP_NEWLOC; 2934 if (win_split(0, flags) == FAIL) 2935 return FAIL; // not enough room for window 2936 p_swb = empty_option; // don't split again 2937 swb_flags = 0; 2938 RESET_BINDING(curwin); 2939 if (ll_ref != NULL) 2940 // The new window should use the location list from the 2941 // location list window 2942 win_set_loclist(curwin, ll_ref); 2943 return OK; 2944 } 2945 2946 /* 2947 * Go to a window that shows the right buffer. If the window is not found, go 2948 * to the window just above the location list window. This is used for opening 2949 * a file from a location window and not from a quickfix window. If some usable 2950 * window is previously found, then it is supplied in 'use_win'. 2951 */ 2952 static void 2953 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2954 { 2955 win_T *win = use_win; 2956 2957 if (win == NULL) 2958 { 2959 // Find the window showing the selected file 2960 FOR_ALL_WINDOWS(win) 2961 if (win->w_buffer->b_fnum == qf_fnum) 2962 break; 2963 if (win == NULL) 2964 { 2965 // Find a previous usable window 2966 win = curwin; 2967 do 2968 { 2969 if (bt_normal(win->w_buffer)) 2970 break; 2971 if (win->w_prev == NULL) 2972 win = lastwin; // wrap around the top 2973 else 2974 win = win->w_prev; // go to previous window 2975 } while (win != curwin); 2976 } 2977 } 2978 win_goto(win); 2979 2980 // If the location list for the window is not set, then set it 2981 // to the location list from the location window 2982 if (win->w_llist == NULL && ll_ref != NULL) 2983 win_set_loclist(win, ll_ref); 2984 } 2985 2986 /* 2987 * Go to a window that contains the specified buffer 'qf_fnum'. If a window is 2988 * not found, then go to the window just above the quickfix window. This is 2989 * used for opening a file from a quickfix window and not from a location 2990 * window. 2991 */ 2992 static void 2993 qf_goto_win_with_qfl_file(int qf_fnum) 2994 { 2995 win_T *win; 2996 win_T *altwin; 2997 2998 win = curwin; 2999 altwin = NULL; 3000 for (;;) 3001 { 3002 if (win->w_buffer->b_fnum == qf_fnum) 3003 break; 3004 if (win->w_prev == NULL) 3005 win = lastwin; // wrap around the top 3006 else 3007 win = win->w_prev; // go to previous window 3008 3009 if (IS_QF_WINDOW(win)) 3010 { 3011 // Didn't find it, go to the window before the quickfix 3012 // window, unless 'switchbuf' contains 'uselast': in this case we 3013 // try to jump to the previously used window first. 3014 if ((swb_flags & SWB_USELAST) && win_valid(prevwin)) 3015 win = prevwin; 3016 else if (altwin != NULL) 3017 win = altwin; 3018 else if (curwin->w_prev != NULL) 3019 win = curwin->w_prev; 3020 else 3021 win = curwin->w_next; 3022 break; 3023 } 3024 3025 // Remember a usable window. 3026 if (altwin == NULL && !win->w_p_pvw && bt_normal(win->w_buffer)) 3027 altwin = win; 3028 } 3029 3030 win_goto(win); 3031 } 3032 3033 /* 3034 * Find a suitable window for opening a file (qf_fnum) from the 3035 * quickfix/location list and jump to it. If the file is already opened in a 3036 * window, jump to it. Otherwise open a new window to display the file. If 3037 * 'newwin' is TRUE, then always open a new window. This is called from either 3038 * a quickfix or a location list window. 3039 */ 3040 static int 3041 qf_jump_to_usable_window(int qf_fnum, int newwin, int *opened_window) 3042 { 3043 win_T *usable_wp = NULL; 3044 int usable_win = FALSE; 3045 qf_info_T *ll_ref = NULL; 3046 3047 // If opening a new window, then don't use the location list referred by 3048 // the current window. Otherwise two windows will refer to the same 3049 // location list. 3050 if (!newwin) 3051 ll_ref = curwin->w_llist_ref; 3052 3053 if (ll_ref != NULL) 3054 { 3055 // Find a non-quickfix window with this location list 3056 usable_wp = qf_find_win_with_loclist(ll_ref); 3057 if (usable_wp != NULL) 3058 usable_win = TRUE; 3059 } 3060 3061 if (!usable_win) 3062 { 3063 // Locate a window showing a normal buffer 3064 win_T *win = qf_find_win_with_normal_buf(); 3065 if (win != NULL) 3066 usable_win = TRUE; 3067 } 3068 3069 // If no usable window is found and 'switchbuf' contains "usetab" 3070 // then search in other tabs. 3071 if (!usable_win && (swb_flags & SWB_USETAB)) 3072 usable_win = qf_goto_tabwin_with_file(qf_fnum); 3073 3074 // If there is only one window and it is the quickfix window, create a 3075 // new one above the quickfix window. 3076 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win || newwin) 3077 { 3078 if (qf_open_new_file_win(ll_ref) != OK) 3079 return FAIL; 3080 *opened_window = TRUE; // close it when fail 3081 } 3082 else 3083 { 3084 if (curwin->w_llist_ref != NULL) // In a location window 3085 qf_goto_win_with_ll_file(usable_wp, qf_fnum, ll_ref); 3086 else // In a quickfix window 3087 qf_goto_win_with_qfl_file(qf_fnum); 3088 } 3089 3090 return OK; 3091 } 3092 3093 /* 3094 * Edit the selected file or help file. 3095 * Returns OK if successfully edited the file, FAIL on failing to open the 3096 * buffer and NOTDONE if the quickfix/location list was freed by an autocmd 3097 * when opening the buffer. 3098 */ 3099 static int 3100 qf_jump_edit_buffer( 3101 qf_info_T *qi, 3102 qfline_T *qf_ptr, 3103 int forceit, 3104 int prev_winid, 3105 int *opened_window) 3106 { 3107 qf_list_T *qfl = qf_get_curlist(qi); 3108 qfltype_T qfl_type = qfl->qfl_type; 3109 int retval = OK; 3110 int old_qf_curlist = qi->qf_curlist; 3111 int save_qfid = qfl->qf_id; 3112 3113 if (qf_ptr->qf_type == 1) 3114 { 3115 // Open help file (do_ecmd() will set b_help flag, readfile() will 3116 // set b_p_ro flag). 3117 if (!can_abandon(curbuf, forceit)) 3118 { 3119 no_write_message(); 3120 return FAIL; 3121 } 3122 3123 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 3124 ECMD_HIDE + ECMD_SET_HELP, 3125 prev_winid == curwin->w_id ? curwin : NULL); 3126 } 3127 else 3128 retval = buflist_getfile(qf_ptr->qf_fnum, 3129 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 3130 3131 // If a location list, check whether the associated window is still 3132 // present. 3133 if (qfl_type == QFLT_LOCATION) 3134 { 3135 win_T *wp = win_id2wp(prev_winid); 3136 if (wp == NULL && curwin->w_llist != qi) 3137 { 3138 emsg(_("E924: Current window was closed")); 3139 *opened_window = FALSE; 3140 return NOTDONE; 3141 } 3142 } 3143 3144 if (qfl_type == QFLT_QUICKFIX && !qflist_valid(NULL, save_qfid)) 3145 { 3146 emsg(_("E925: Current quickfix was changed")); 3147 return NOTDONE; 3148 } 3149 3150 if (old_qf_curlist != qi->qf_curlist 3151 || !is_qf_entry_present(qfl, qf_ptr)) 3152 { 3153 if (qfl_type == QFLT_QUICKFIX) 3154 emsg(_("E925: Current quickfix was changed")); 3155 else 3156 emsg(_(e_loc_list_changed)); 3157 return NOTDONE; 3158 } 3159 3160 return retval; 3161 } 3162 3163 /* 3164 * Go to the error line in the current file using either line/column number or 3165 * a search pattern. 3166 */ 3167 static void 3168 qf_jump_goto_line( 3169 linenr_T qf_lnum, 3170 int qf_col, 3171 char_u qf_viscol, 3172 char_u *qf_pattern) 3173 { 3174 linenr_T i; 3175 3176 if (qf_pattern == NULL) 3177 { 3178 // Go to line with error, unless qf_lnum is 0. 3179 i = qf_lnum; 3180 if (i > 0) 3181 { 3182 if (i > curbuf->b_ml.ml_line_count) 3183 i = curbuf->b_ml.ml_line_count; 3184 curwin->w_cursor.lnum = i; 3185 } 3186 if (qf_col > 0) 3187 { 3188 curwin->w_cursor.coladd = 0; 3189 if (qf_viscol == TRUE) 3190 coladvance(qf_col - 1); 3191 else 3192 curwin->w_cursor.col = qf_col - 1; 3193 curwin->w_set_curswant = TRUE; 3194 check_cursor(); 3195 } 3196 else 3197 beginline(BL_WHITE | BL_FIX); 3198 } 3199 else 3200 { 3201 pos_T save_cursor; 3202 3203 // Move the cursor to the first line in the buffer 3204 save_cursor = curwin->w_cursor; 3205 curwin->w_cursor.lnum = 0; 3206 if (!do_search(NULL, '/', '/', qf_pattern, (long)1, SEARCH_KEEP, NULL)) 3207 curwin->w_cursor = save_cursor; 3208 } 3209 } 3210 3211 /* 3212 * Display quickfix list index and size message 3213 */ 3214 static void 3215 qf_jump_print_msg( 3216 qf_info_T *qi, 3217 int qf_index, 3218 qfline_T *qf_ptr, 3219 buf_T *old_curbuf, 3220 linenr_T old_lnum) 3221 { 3222 linenr_T i; 3223 int len; 3224 3225 // Update the screen before showing the message, unless the screen 3226 // scrolled up. 3227 if (!msg_scrolled) 3228 update_topline_redraw(); 3229 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 3230 qf_get_curlist(qi)->qf_count, 3231 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 3232 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 3233 // Add the message, skipping leading whitespace and newlines. 3234 len = (int)STRLEN(IObuff); 3235 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 3236 3237 // Output the message. Overwrite to avoid scrolling when the 'O' 3238 // flag is present in 'shortmess'; But when not jumping, print the 3239 // whole message. 3240 i = msg_scroll; 3241 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 3242 msg_scroll = TRUE; 3243 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 3244 msg_scroll = FALSE; 3245 msg_attr_keep((char *)IObuff, 0, TRUE); 3246 msg_scroll = i; 3247 } 3248 3249 /* 3250 * Find a usable window for opening a file from the quickfix/location list. If 3251 * a window is not found then open a new window. If 'newwin' is TRUE, then open 3252 * a new window. 3253 * Returns OK if successfully jumped or opened a window. Returns FAIL if not 3254 * able to jump/open a window. Returns NOTDONE if a file is not associated 3255 * with the entry. 3256 */ 3257 static int 3258 qf_jump_open_window( 3259 qf_info_T *qi, 3260 qfline_T *qf_ptr, 3261 int newwin, 3262 int *opened_window) 3263 { 3264 // For ":helpgrep" find a help window or open one. 3265 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) || cmdmod.tab != 0)) 3266 if (jump_to_help_window(qi, newwin, opened_window) == FAIL) 3267 return FAIL; 3268 3269 // If currently in the quickfix window, find another window to show the 3270 // file in. 3271 if (bt_quickfix(curbuf) && !*opened_window) 3272 { 3273 // If there is no file specified, we don't know where to go. 3274 // But do advance, otherwise ":cn" gets stuck. 3275 if (qf_ptr->qf_fnum == 0) 3276 return NOTDONE; 3277 3278 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, newwin, 3279 opened_window) == FAIL) 3280 return FAIL; 3281 } 3282 3283 return OK; 3284 } 3285 3286 /* 3287 * Edit a selected file from the quickfix/location list and jump to a 3288 * particular line/column, adjust the folds and display a message about the 3289 * jump. 3290 * Returns OK on success and FAIL on failing to open the file/buffer. Returns 3291 * NOTDONE if the quickfix/location list is freed by an autocmd when opening 3292 * the file. 3293 */ 3294 static int 3295 qf_jump_to_buffer( 3296 qf_info_T *qi, 3297 int qf_index, 3298 qfline_T *qf_ptr, 3299 int forceit, 3300 int prev_winid, 3301 int *opened_window, 3302 int openfold, 3303 int print_message) 3304 { 3305 buf_T *old_curbuf; 3306 linenr_T old_lnum; 3307 int retval = OK; 3308 3309 // If there is a file name, read the wanted file if needed, and check 3310 // autowrite etc. 3311 old_curbuf = curbuf; 3312 old_lnum = curwin->w_cursor.lnum; 3313 3314 if (qf_ptr->qf_fnum != 0) 3315 { 3316 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, prev_winid, 3317 opened_window); 3318 if (retval != OK) 3319 return retval; 3320 } 3321 3322 // When not switched to another buffer, still need to set pc mark 3323 if (curbuf == old_curbuf) 3324 setpcmark(); 3325 3326 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 3327 qf_ptr->qf_pattern); 3328 3329 #ifdef FEAT_FOLDING 3330 if ((fdo_flags & FDO_QUICKFIX) && openfold) 3331 foldOpenCursor(); 3332 #endif 3333 if (print_message) 3334 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3335 3336 return retval; 3337 } 3338 3339 /* 3340 * Jump to a quickfix line and try to use an existing window. 3341 */ 3342 void 3343 qf_jump(qf_info_T *qi, 3344 int dir, 3345 int errornr, 3346 int forceit) 3347 { 3348 qf_jump_newwin(qi, dir, errornr, forceit, FALSE); 3349 } 3350 3351 /* 3352 * Jump to a quickfix line. 3353 * If dir == 0 go to entry "errornr". 3354 * If dir == FORWARD go "errornr" valid entries forward. 3355 * If dir == BACKWARD go "errornr" valid entries backward. 3356 * If dir == FORWARD_FILE go "errornr" valid entries files backward. 3357 * If dir == BACKWARD_FILE go "errornr" valid entries files backward 3358 * else if "errornr" is zero, redisplay the same line 3359 * If 'forceit' is TRUE, then can discard changes to the current buffer. 3360 * If 'newwin' is TRUE, then open the file in a new window. 3361 */ 3362 static void 3363 qf_jump_newwin(qf_info_T *qi, 3364 int dir, 3365 int errornr, 3366 int forceit, 3367 int newwin) 3368 { 3369 qf_list_T *qfl; 3370 qfline_T *qf_ptr; 3371 qfline_T *old_qf_ptr; 3372 int qf_index; 3373 int old_qf_index; 3374 char_u *old_swb = p_swb; 3375 unsigned old_swb_flags = swb_flags; 3376 int prev_winid; 3377 int opened_window = FALSE; 3378 int print_message = TRUE; 3379 int old_KeyTyped = KeyTyped; // getting file may reset it 3380 int retval = OK; 3381 3382 if (qi == NULL) 3383 qi = &ql_info; 3384 3385 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3386 { 3387 emsg(_(e_quickfix)); 3388 return; 3389 } 3390 3391 incr_quickfix_busy(); 3392 3393 qfl = qf_get_curlist(qi); 3394 3395 qf_ptr = qfl->qf_ptr; 3396 old_qf_ptr = qf_ptr; 3397 qf_index = qfl->qf_index; 3398 old_qf_index = qf_index; 3399 3400 qf_ptr = qf_get_entry(qfl, errornr, dir, &qf_index); 3401 if (qf_ptr == NULL) 3402 { 3403 qf_ptr = old_qf_ptr; 3404 qf_index = old_qf_index; 3405 goto theend; 3406 } 3407 3408 qfl->qf_index = qf_index; 3409 if (qf_win_pos_update(qi, old_qf_index)) 3410 // No need to print the error message if it's visible in the error 3411 // window 3412 print_message = FALSE; 3413 3414 prev_winid = curwin->w_id; 3415 3416 retval = qf_jump_open_window(qi, qf_ptr, newwin, &opened_window); 3417 if (retval == FAIL) 3418 goto failed; 3419 if (retval == NOTDONE) 3420 goto theend; 3421 3422 retval = qf_jump_to_buffer(qi, qf_index, qf_ptr, forceit, prev_winid, 3423 &opened_window, old_KeyTyped, print_message); 3424 if (retval == NOTDONE) 3425 { 3426 // Quickfix/location list is freed by an autocmd 3427 qi = NULL; 3428 qf_ptr = NULL; 3429 } 3430 3431 if (retval != OK) 3432 { 3433 if (opened_window) 3434 win_close(curwin, TRUE); // Close opened window 3435 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3436 { 3437 // Couldn't open file, so put index back where it was. This could 3438 // happen if the file was readonly and we changed something. 3439 failed: 3440 qf_ptr = old_qf_ptr; 3441 qf_index = old_qf_index; 3442 } 3443 } 3444 theend: 3445 if (qi != NULL) 3446 { 3447 qfl->qf_ptr = qf_ptr; 3448 qfl->qf_index = qf_index; 3449 } 3450 if (p_swb != old_swb && p_swb == empty_option) 3451 { 3452 // Restore old 'switchbuf' value, but not when an autocommand or 3453 // modeline has changed the value. 3454 p_swb = old_swb; 3455 swb_flags = old_swb_flags; 3456 } 3457 decr_quickfix_busy(); 3458 } 3459 3460 // Highlight attributes used for displaying entries from the quickfix list. 3461 static int qfFileAttr; 3462 static int qfSepAttr; 3463 static int qfLineAttr; 3464 3465 /* 3466 * Display information about a single entry from the quickfix/location list. 3467 * Used by ":clist/:llist" commands. 3468 * 'cursel' will be set to TRUE for the currently selected entry in the 3469 * quickfix list. 3470 */ 3471 static void 3472 qf_list_entry(qfline_T *qfp, int qf_idx, int cursel) 3473 { 3474 char_u *fname; 3475 buf_T *buf; 3476 int filter_entry; 3477 3478 fname = NULL; 3479 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3480 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", qf_idx, 3481 (char *)qfp->qf_module); 3482 else { 3483 if (qfp->qf_fnum != 0 3484 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3485 { 3486 fname = buf->b_fname; 3487 if (qfp->qf_type == 1) // :helpgrep 3488 fname = gettail(fname); 3489 } 3490 if (fname == NULL) 3491 sprintf((char *)IObuff, "%2d", qf_idx); 3492 else 3493 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3494 qf_idx, (char *)fname); 3495 } 3496 3497 // Support for filtering entries using :filter /pat/ clist 3498 // Match against the module name, file name, search pattern and 3499 // text of the entry. 3500 filter_entry = TRUE; 3501 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3502 filter_entry &= message_filtered(qfp->qf_module); 3503 if (filter_entry && fname != NULL) 3504 filter_entry &= message_filtered(fname); 3505 if (filter_entry && qfp->qf_pattern != NULL) 3506 filter_entry &= message_filtered(qfp->qf_pattern); 3507 if (filter_entry) 3508 filter_entry &= message_filtered(qfp->qf_text); 3509 if (filter_entry) 3510 return; 3511 3512 msg_putchar('\n'); 3513 msg_outtrans_attr(IObuff, cursel ? HL_ATTR(HLF_QFL) : qfFileAttr); 3514 3515 if (qfp->qf_lnum != 0) 3516 msg_puts_attr(":", qfSepAttr); 3517 if (qfp->qf_lnum == 0) 3518 IObuff[0] = NUL; 3519 else if (qfp->qf_col == 0) 3520 sprintf((char *)IObuff, "%ld", qfp->qf_lnum); 3521 else 3522 sprintf((char *)IObuff, "%ld col %d", 3523 qfp->qf_lnum, qfp->qf_col); 3524 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3525 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3526 msg_puts_attr((char *)IObuff, qfLineAttr); 3527 msg_puts_attr(":", qfSepAttr); 3528 if (qfp->qf_pattern != NULL) 3529 { 3530 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3531 msg_puts((char *)IObuff); 3532 msg_puts_attr(":", qfSepAttr); 3533 } 3534 msg_puts(" "); 3535 3536 // Remove newlines and leading whitespace from the text. For an 3537 // unrecognized line keep the indent, the compiler may mark a word 3538 // with ^^^^. 3539 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3540 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3541 IObuff, IOSIZE); 3542 msg_prt_line(IObuff, FALSE); 3543 out_flush(); // show one line at a time 3544 } 3545 3546 /* 3547 * ":clist": list all errors 3548 * ":llist": list all locations 3549 */ 3550 void 3551 qf_list(exarg_T *eap) 3552 { 3553 qf_list_T *qfl; 3554 qfline_T *qfp; 3555 int i; 3556 int idx1 = 1; 3557 int idx2 = -1; 3558 char_u *arg = eap->arg; 3559 int plus = FALSE; 3560 int all = eap->forceit; // if not :cl!, only show 3561 // recognised errors 3562 qf_info_T *qi; 3563 3564 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3565 return; 3566 3567 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3568 { 3569 emsg(_(e_quickfix)); 3570 return; 3571 } 3572 if (*arg == '+') 3573 { 3574 ++arg; 3575 plus = TRUE; 3576 } 3577 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3578 { 3579 emsg(_(e_trailing)); 3580 return; 3581 } 3582 qfl = qf_get_curlist(qi); 3583 if (plus) 3584 { 3585 i = qfl->qf_index; 3586 idx2 = i + idx1; 3587 idx1 = i; 3588 } 3589 else 3590 { 3591 i = qfl->qf_count; 3592 if (idx1 < 0) 3593 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3594 if (idx2 < 0) 3595 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3596 } 3597 3598 // Shorten all the file names, so that it is easy to read 3599 shorten_fnames(FALSE); 3600 3601 // Get the attributes for the different quickfix highlight items. Note 3602 // that this depends on syntax items defined in the qf.vim syntax file 3603 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3604 if (qfFileAttr == 0) 3605 qfFileAttr = HL_ATTR(HLF_D); 3606 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3607 if (qfSepAttr == 0) 3608 qfSepAttr = HL_ATTR(HLF_D); 3609 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3610 if (qfLineAttr == 0) 3611 qfLineAttr = HL_ATTR(HLF_N); 3612 3613 if (qfl->qf_nonevalid) 3614 all = TRUE; 3615 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3616 { 3617 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3618 qf_list_entry(qfp, i, i == qfl->qf_index); 3619 3620 ui_breakcheck(); 3621 } 3622 } 3623 3624 /* 3625 * Remove newlines and leading whitespace from an error message. 3626 * Put the result in "buf[bufsize]". 3627 */ 3628 static void 3629 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3630 { 3631 int i; 3632 char_u *p = text; 3633 3634 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3635 { 3636 if (*p == '\n') 3637 { 3638 buf[i] = ' '; 3639 while (*++p != NUL) 3640 if (!VIM_ISWHITE(*p) && *p != '\n') 3641 break; 3642 } 3643 else 3644 buf[i] = *p++; 3645 } 3646 buf[i] = NUL; 3647 } 3648 3649 /* 3650 * Display information (list number, list size and the title) about a 3651 * quickfix/location list. 3652 */ 3653 static void 3654 qf_msg(qf_info_T *qi, int which, char *lead) 3655 { 3656 char *title = (char *)qi->qf_lists[which].qf_title; 3657 int count = qi->qf_lists[which].qf_count; 3658 char_u buf[IOSIZE]; 3659 3660 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3661 lead, 3662 which + 1, 3663 qi->qf_listcount, 3664 count); 3665 3666 if (title != NULL) 3667 { 3668 size_t len = STRLEN(buf); 3669 3670 if (len < 34) 3671 { 3672 vim_memset(buf + len, ' ', 34 - len); 3673 buf[34] = NUL; 3674 } 3675 vim_strcat(buf, (char_u *)title, IOSIZE); 3676 } 3677 trunc_string(buf, buf, Columns - 1, IOSIZE); 3678 msg((char *)buf); 3679 } 3680 3681 /* 3682 * ":colder [count]": Up in the quickfix stack. 3683 * ":cnewer [count]": Down in the quickfix stack. 3684 * ":lolder [count]": Up in the location list stack. 3685 * ":lnewer [count]": Down in the location list stack. 3686 */ 3687 void 3688 qf_age(exarg_T *eap) 3689 { 3690 qf_info_T *qi; 3691 int count; 3692 3693 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3694 return; 3695 3696 if (eap->addr_count != 0) 3697 count = eap->line2; 3698 else 3699 count = 1; 3700 while (count--) 3701 { 3702 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3703 { 3704 if (qi->qf_curlist == 0) 3705 { 3706 emsg(_("E380: At bottom of quickfix stack")); 3707 break; 3708 } 3709 --qi->qf_curlist; 3710 } 3711 else 3712 { 3713 if (qi->qf_curlist >= qi->qf_listcount - 1) 3714 { 3715 emsg(_("E381: At top of quickfix stack")); 3716 break; 3717 } 3718 ++qi->qf_curlist; 3719 } 3720 } 3721 qf_msg(qi, qi->qf_curlist, ""); 3722 qf_update_buffer(qi, NULL); 3723 } 3724 3725 /* 3726 * Display the information about all the quickfix/location lists in the stack 3727 */ 3728 void 3729 qf_history(exarg_T *eap) 3730 { 3731 qf_info_T *qi = qf_cmd_get_stack(eap, FALSE); 3732 int i; 3733 3734 if (eap->addr_count > 0) 3735 { 3736 if (qi == NULL) 3737 { 3738 emsg(_(e_loclist)); 3739 return; 3740 } 3741 3742 // Jump to the specified quickfix list 3743 if (eap->line2 > 0 && eap->line2 <= qi->qf_listcount) 3744 { 3745 qi->qf_curlist = eap->line2 - 1; 3746 qf_msg(qi, qi->qf_curlist, ""); 3747 qf_update_buffer(qi, NULL); 3748 } 3749 else 3750 emsg(_(e_invrange)); 3751 3752 return; 3753 } 3754 3755 if (qf_stack_empty(qi)) 3756 msg(_("No entries")); 3757 else 3758 for (i = 0; i < qi->qf_listcount; ++i) 3759 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3760 } 3761 3762 /* 3763 * Free all the entries in the error list "idx". Note that other information 3764 * associated with the list like context and title are not freed. 3765 */ 3766 static void 3767 qf_free_items(qf_list_T *qfl) 3768 { 3769 qfline_T *qfp; 3770 qfline_T *qfpnext; 3771 int stop = FALSE; 3772 3773 while (qfl->qf_count && qfl->qf_start != NULL) 3774 { 3775 qfp = qfl->qf_start; 3776 qfpnext = qfp->qf_next; 3777 if (!stop) 3778 { 3779 vim_free(qfp->qf_module); 3780 vim_free(qfp->qf_text); 3781 vim_free(qfp->qf_pattern); 3782 stop = (qfp == qfpnext); 3783 vim_free(qfp); 3784 if (stop) 3785 // Somehow qf_count may have an incorrect value, set it to 1 3786 // to avoid crashing when it's wrong. 3787 // TODO: Avoid qf_count being incorrect. 3788 qfl->qf_count = 1; 3789 } 3790 qfl->qf_start = qfpnext; 3791 --qfl->qf_count; 3792 } 3793 3794 qfl->qf_index = 0; 3795 qfl->qf_start = NULL; 3796 qfl->qf_last = NULL; 3797 qfl->qf_ptr = NULL; 3798 qfl->qf_nonevalid = TRUE; 3799 3800 qf_clean_dir_stack(&qfl->qf_dir_stack); 3801 qfl->qf_directory = NULL; 3802 qf_clean_dir_stack(&qfl->qf_file_stack); 3803 qfl->qf_currfile = NULL; 3804 qfl->qf_multiline = FALSE; 3805 qfl->qf_multiignore = FALSE; 3806 qfl->qf_multiscan = FALSE; 3807 } 3808 3809 /* 3810 * Free error list "idx". Frees all the entries in the quickfix list, 3811 * associated context information and the title. 3812 */ 3813 static void 3814 qf_free(qf_list_T *qfl) 3815 { 3816 qf_free_items(qfl); 3817 3818 VIM_CLEAR(qfl->qf_title); 3819 free_tv(qfl->qf_ctx); 3820 qfl->qf_ctx = NULL; 3821 VIM_CLEAR(qfl->qf_qftf); 3822 qfl->qf_id = 0; 3823 qfl->qf_changedtick = 0L; 3824 } 3825 3826 /* 3827 * qf_mark_adjust: adjust marks 3828 */ 3829 void 3830 qf_mark_adjust( 3831 win_T *wp, 3832 linenr_T line1, 3833 linenr_T line2, 3834 long amount, 3835 long amount_after) 3836 { 3837 int i; 3838 qfline_T *qfp; 3839 int idx; 3840 qf_info_T *qi = &ql_info; 3841 int found_one = FALSE; 3842 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3843 3844 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3845 return; 3846 if (wp != NULL) 3847 { 3848 if (wp->w_llist == NULL) 3849 return; 3850 qi = wp->w_llist; 3851 } 3852 3853 for (idx = 0; idx < qi->qf_listcount; ++idx) 3854 { 3855 qf_list_T *qfl = qf_get_list(qi, idx); 3856 3857 if (!qf_list_empty(qfl)) 3858 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3859 if (qfp->qf_fnum == curbuf->b_fnum) 3860 { 3861 found_one = TRUE; 3862 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3863 { 3864 if (amount == MAXLNUM) 3865 qfp->qf_cleared = TRUE; 3866 else 3867 qfp->qf_lnum += amount; 3868 } 3869 else if (amount_after && qfp->qf_lnum > line2) 3870 qfp->qf_lnum += amount_after; 3871 } 3872 } 3873 3874 if (!found_one) 3875 curbuf->b_has_qf_entry &= ~buf_has_flag; 3876 } 3877 3878 /* 3879 * Make a nice message out of the error character and the error number: 3880 * char number message 3881 * e or E 0 " error" 3882 * w or W 0 " warning" 3883 * i or I 0 " info" 3884 * n or N 0 " note" 3885 * 0 0 "" 3886 * other 0 " c" 3887 * e or E n " error n" 3888 * w or W n " warning n" 3889 * i or I n " info n" 3890 * n or N n " note n" 3891 * 0 n " error n" 3892 * other n " c n" 3893 * 1 x "" :helpgrep 3894 */ 3895 static char_u * 3896 qf_types(int c, int nr) 3897 { 3898 static char_u buf[20]; 3899 static char_u cc[3]; 3900 char_u *p; 3901 3902 if (c == 'W' || c == 'w') 3903 p = (char_u *)" warning"; 3904 else if (c == 'I' || c == 'i') 3905 p = (char_u *)" info"; 3906 else if (c == 'N' || c == 'n') 3907 p = (char_u *)" note"; 3908 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3909 p = (char_u *)" error"; 3910 else if (c == 0 || c == 1) 3911 p = (char_u *)""; 3912 else 3913 { 3914 cc[0] = ' '; 3915 cc[1] = c; 3916 cc[2] = NUL; 3917 p = cc; 3918 } 3919 3920 if (nr <= 0) 3921 return p; 3922 3923 sprintf((char *)buf, "%s %3d", (char *)p, nr); 3924 return buf; 3925 } 3926 3927 /* 3928 * When "split" is FALSE: Open the entry/result under the cursor. 3929 * When "split" is TRUE: Open the entry/result under the cursor in a new window. 3930 */ 3931 void 3932 qf_view_result(int split) 3933 { 3934 qf_info_T *qi = &ql_info; 3935 3936 if (!bt_quickfix(curbuf)) 3937 return; 3938 3939 if (IS_LL_WINDOW(curwin)) 3940 qi = GET_LOC_LIST(curwin); 3941 3942 if (qf_list_empty(qf_get_curlist(qi))) 3943 { 3944 emsg(_(e_quickfix)); 3945 return; 3946 } 3947 3948 if (split) 3949 { 3950 // Open the selected entry in a new window 3951 qf_jump_newwin(qi, 0, (long)curwin->w_cursor.lnum, FALSE, TRUE); 3952 do_cmdline_cmd((char_u *) "clearjumps"); 3953 return; 3954 } 3955 3956 do_cmdline_cmd((char_u *)(IS_LL_WINDOW(curwin) ? ".ll" : ".cc")); 3957 } 3958 3959 /* 3960 * ":cwindow": open the quickfix window if we have errors to display, 3961 * close it if not. 3962 * ":lwindow": open the location list window if we have locations to display, 3963 * close it if not. 3964 */ 3965 void 3966 ex_cwindow(exarg_T *eap) 3967 { 3968 qf_info_T *qi; 3969 qf_list_T *qfl; 3970 win_T *win; 3971 3972 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3973 return; 3974 3975 qfl = qf_get_curlist(qi); 3976 3977 // Look for an existing quickfix window. 3978 win = qf_find_win(qi); 3979 3980 // If a quickfix window is open but we have no errors to display, 3981 // close the window. If a quickfix window is not open, then open 3982 // it if we have errors; otherwise, leave it closed. 3983 if (qf_stack_empty(qi) 3984 || qfl->qf_nonevalid 3985 || qf_list_empty(qfl)) 3986 { 3987 if (win != NULL) 3988 ex_cclose(eap); 3989 } 3990 else if (win == NULL) 3991 ex_copen(eap); 3992 } 3993 3994 /* 3995 * ":cclose": close the window showing the list of errors. 3996 * ":lclose": close the window showing the location list 3997 */ 3998 void 3999 ex_cclose(exarg_T *eap) 4000 { 4001 win_T *win = NULL; 4002 qf_info_T *qi; 4003 4004 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4005 return; 4006 4007 // Find existing quickfix window and close it. 4008 win = qf_find_win(qi); 4009 if (win != NULL) 4010 win_close(win, FALSE); 4011 } 4012 4013 /* 4014 * Set "w:quickfix_title" if "qi" has a title. 4015 */ 4016 static void 4017 qf_set_title_var(qf_list_T *qfl) 4018 { 4019 if (qfl->qf_title != NULL) 4020 set_internal_string_var((char_u *)"w:quickfix_title", qfl->qf_title); 4021 } 4022 4023 /* 4024 * Goto a quickfix or location list window (if present). 4025 * Returns OK if the window is found, FAIL otherwise. 4026 */ 4027 static int 4028 qf_goto_cwindow(qf_info_T *qi, int resize, int sz, int vertsplit) 4029 { 4030 win_T *win; 4031 4032 win = qf_find_win(qi); 4033 if (win == NULL) 4034 return FAIL; 4035 4036 win_goto(win); 4037 if (resize) 4038 { 4039 if (vertsplit) 4040 { 4041 if (sz != win->w_width) 4042 win_setwidth(sz); 4043 } 4044 else if (sz != win->w_height && win->w_height 4045 + win->w_status_height + tabline_height() < cmdline_row) 4046 win_setheight(sz); 4047 } 4048 4049 return OK; 4050 } 4051 4052 /* 4053 * Set options for the buffer in the quickfix or location list window. 4054 */ 4055 static void 4056 qf_set_cwindow_options(void) 4057 { 4058 // switch off 'swapfile' 4059 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 4060 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 4061 OPT_LOCAL); 4062 set_option_value((char_u *)"bh", 0L, (char_u *)"hide", OPT_LOCAL); 4063 RESET_BINDING(curwin); 4064 #ifdef FEAT_DIFF 4065 curwin->w_p_diff = FALSE; 4066 #endif 4067 #ifdef FEAT_FOLDING 4068 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 4069 OPT_LOCAL); 4070 #endif 4071 } 4072 4073 /* 4074 * Open a new quickfix or location list window, load the quickfix buffer and 4075 * set the appropriate options for the window. 4076 * Returns FAIL if the window could not be opened. 4077 */ 4078 static int 4079 qf_open_new_cwindow(qf_info_T *qi, int height) 4080 { 4081 buf_T *qf_buf; 4082 win_T *oldwin = curwin; 4083 tabpage_T *prevtab = curtab; 4084 int flags = 0; 4085 win_T *win; 4086 4087 qf_buf = qf_find_buf(qi); 4088 4089 // The current window becomes the previous window afterwards. 4090 win = curwin; 4091 4092 if (IS_QF_STACK(qi) && cmdmod.split == 0) 4093 // Create the new quickfix window at the very bottom, except when 4094 // :belowright or :aboveleft is used. 4095 win_goto(lastwin); 4096 // Default is to open the window below the current window 4097 if (cmdmod.split == 0) 4098 flags = WSP_BELOW; 4099 flags |= WSP_NEWLOC; 4100 if (win_split(height, flags) == FAIL) 4101 return FAIL; // not enough room for window 4102 RESET_BINDING(curwin); 4103 4104 if (IS_LL_STACK(qi)) 4105 { 4106 // For the location list window, create a reference to the 4107 // location list stack from the window 'win'. 4108 curwin->w_llist_ref = qi; 4109 qi->qf_refcount++; 4110 } 4111 4112 if (oldwin != curwin) 4113 oldwin = NULL; // don't store info when in another window 4114 if (qf_buf != NULL) 4115 { 4116 // Use the existing quickfix buffer 4117 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 4118 ECMD_HIDE + ECMD_OLDBUF, oldwin); 4119 } 4120 else 4121 { 4122 // Create a new quickfix buffer 4123 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin); 4124 4125 // save the number of the new buffer 4126 qi->qf_bufnr = curbuf->b_fnum; 4127 } 4128 4129 // Set the options for the quickfix buffer/window (if not already done) 4130 // Do this even if the quickfix buffer was already present, as an autocmd 4131 // might have previously deleted (:bdelete) the quickfix buffer. 4132 if (!bt_quickfix(curbuf)) 4133 qf_set_cwindow_options(); 4134 4135 // Only set the height when still in the same tab page and there is no 4136 // window to the side. 4137 if (curtab == prevtab && curwin->w_width == Columns) 4138 win_setheight(height); 4139 curwin->w_p_wfh = TRUE; // set 'winfixheight' 4140 if (win_valid(win)) 4141 prevwin = win; 4142 4143 return OK; 4144 } 4145 4146 /* 4147 * ":copen": open a window that shows the list of errors. 4148 * ":lopen": open a window that shows the location list. 4149 */ 4150 void 4151 ex_copen(exarg_T *eap) 4152 { 4153 qf_info_T *qi; 4154 qf_list_T *qfl; 4155 int height; 4156 int status = FAIL; 4157 int lnum; 4158 4159 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4160 return; 4161 4162 incr_quickfix_busy(); 4163 4164 if (eap->addr_count != 0) 4165 height = eap->line2; 4166 else 4167 height = QF_WINHEIGHT; 4168 4169 reset_VIsual_and_resel(); // stop Visual mode 4170 #ifdef FEAT_GUI 4171 need_mouse_correct = TRUE; 4172 #endif 4173 4174 // Find an existing quickfix window, or open a new one. 4175 if (cmdmod.tab == 0) 4176 status = qf_goto_cwindow(qi, eap->addr_count != 0, height, 4177 cmdmod.split & WSP_VERT); 4178 if (status == FAIL) 4179 if (qf_open_new_cwindow(qi, height) == FAIL) 4180 { 4181 decr_quickfix_busy(); 4182 return; 4183 } 4184 4185 qfl = qf_get_curlist(qi); 4186 qf_set_title_var(qfl); 4187 // Save the current index here, as updating the quickfix buffer may free 4188 // the quickfix list 4189 lnum = qfl->qf_index; 4190 4191 // Fill the buffer with the quickfix list. 4192 qf_fill_buffer(qfl, curbuf, NULL); 4193 4194 decr_quickfix_busy(); 4195 4196 curwin->w_cursor.lnum = lnum; 4197 curwin->w_cursor.col = 0; 4198 check_cursor(); 4199 update_topline(); // scroll to show the line 4200 } 4201 4202 /* 4203 * Move the cursor in the quickfix window to "lnum". 4204 */ 4205 static void 4206 qf_win_goto(win_T *win, linenr_T lnum) 4207 { 4208 win_T *old_curwin = curwin; 4209 4210 curwin = win; 4211 curbuf = win->w_buffer; 4212 curwin->w_cursor.lnum = lnum; 4213 curwin->w_cursor.col = 0; 4214 curwin->w_cursor.coladd = 0; 4215 curwin->w_curswant = 0; 4216 update_topline(); // scroll to show the line 4217 redraw_later(VALID); 4218 curwin->w_redr_status = TRUE; // update ruler 4219 curwin = old_curwin; 4220 curbuf = curwin->w_buffer; 4221 } 4222 4223 /* 4224 * :cbottom/:lbottom commands. 4225 */ 4226 void 4227 ex_cbottom(exarg_T *eap) 4228 { 4229 qf_info_T *qi; 4230 win_T *win; 4231 4232 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4233 return; 4234 4235 win = qf_find_win(qi); 4236 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 4237 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 4238 } 4239 4240 /* 4241 * Return the number of the current entry (line number in the quickfix 4242 * window). 4243 */ 4244 linenr_T 4245 qf_current_entry(win_T *wp) 4246 { 4247 qf_info_T *qi = &ql_info; 4248 4249 if (IS_LL_WINDOW(wp)) 4250 // In the location list window, use the referenced location list 4251 qi = wp->w_llist_ref; 4252 4253 return qf_get_curlist(qi)->qf_index; 4254 } 4255 4256 /* 4257 * Update the cursor position in the quickfix window to the current error. 4258 * Return TRUE if there is a quickfix window. 4259 */ 4260 static int 4261 qf_win_pos_update( 4262 qf_info_T *qi, 4263 int old_qf_index) // previous qf_index or zero 4264 { 4265 win_T *win; 4266 int qf_index = qf_get_curlist(qi)->qf_index; 4267 4268 // Put the cursor on the current error in the quickfix window, so that 4269 // it's viewable. 4270 win = qf_find_win(qi); 4271 if (win != NULL 4272 && qf_index <= win->w_buffer->b_ml.ml_line_count 4273 && old_qf_index != qf_index) 4274 { 4275 if (qf_index > old_qf_index) 4276 { 4277 win->w_redraw_top = old_qf_index; 4278 win->w_redraw_bot = qf_index; 4279 } 4280 else 4281 { 4282 win->w_redraw_top = qf_index; 4283 win->w_redraw_bot = old_qf_index; 4284 } 4285 qf_win_goto(win, qf_index); 4286 } 4287 return win != NULL; 4288 } 4289 4290 /* 4291 * Check whether the given window is displaying the specified quickfix/location 4292 * stack. 4293 */ 4294 static int 4295 is_qf_win(win_T *win, qf_info_T *qi) 4296 { 4297 // A window displaying the quickfix buffer will have the w_llist_ref field 4298 // set to NULL. 4299 // A window displaying a location list buffer will have the w_llist_ref 4300 // pointing to the location list. 4301 if (bt_quickfix(win->w_buffer)) 4302 if ((IS_QF_STACK(qi) && win->w_llist_ref == NULL) 4303 || (IS_LL_STACK(qi) && win->w_llist_ref == qi)) 4304 return TRUE; 4305 4306 return FALSE; 4307 } 4308 4309 /* 4310 * Find a window displaying the quickfix/location stack 'qi' 4311 * Only searches in the current tabpage. 4312 */ 4313 static win_T * 4314 qf_find_win(qf_info_T *qi) 4315 { 4316 win_T *win; 4317 4318 FOR_ALL_WINDOWS(win) 4319 if (is_qf_win(win, qi)) 4320 return win; 4321 return NULL; 4322 } 4323 4324 /* 4325 * Find a quickfix buffer. 4326 * Searches in windows opened in all the tabs. 4327 */ 4328 static buf_T * 4329 qf_find_buf(qf_info_T *qi) 4330 { 4331 tabpage_T *tp; 4332 win_T *win; 4333 4334 if (qi->qf_bufnr != INVALID_QFBUFNR) 4335 { 4336 buf_T *qfbuf; 4337 qfbuf = buflist_findnr(qi->qf_bufnr); 4338 if (qfbuf != NULL) 4339 return qfbuf; 4340 // buffer is no longer present 4341 qi->qf_bufnr = INVALID_QFBUFNR; 4342 } 4343 4344 FOR_ALL_TAB_WINDOWS(tp, win) 4345 if (is_qf_win(win, qi)) 4346 return win->w_buffer; 4347 4348 return NULL; 4349 } 4350 4351 /* 4352 * Update the w:quickfix_title variable in the quickfix/location list window 4353 */ 4354 static void 4355 qf_update_win_titlevar(qf_info_T *qi) 4356 { 4357 win_T *win; 4358 win_T *curwin_save; 4359 4360 if ((win = qf_find_win(qi)) != NULL) 4361 { 4362 curwin_save = curwin; 4363 curwin = win; 4364 qf_set_title_var(qf_get_curlist(qi)); 4365 curwin = curwin_save; 4366 } 4367 } 4368 4369 /* 4370 * Find the quickfix buffer. If it exists, update the contents. 4371 */ 4372 static void 4373 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 4374 { 4375 buf_T *buf; 4376 win_T *win; 4377 aco_save_T aco; 4378 4379 // Check if a buffer for the quickfix list exists. Update it. 4380 buf = qf_find_buf(qi); 4381 if (buf != NULL) 4382 { 4383 linenr_T old_line_count = buf->b_ml.ml_line_count; 4384 4385 if (old_last == NULL) 4386 // set curwin/curbuf to buf and save a few things 4387 aucmd_prepbuf(&aco, buf); 4388 4389 qf_update_win_titlevar(qi); 4390 4391 qf_fill_buffer(qf_get_curlist(qi), buf, old_last); 4392 ++CHANGEDTICK(buf); 4393 4394 if (old_last == NULL) 4395 { 4396 (void)qf_win_pos_update(qi, 0); 4397 4398 // restore curwin/curbuf and a few other things 4399 aucmd_restbuf(&aco); 4400 } 4401 4402 // Only redraw when added lines are visible. This avoids flickering 4403 // when the added lines are not visible. 4404 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 4405 redraw_buf_later(buf, NOT_VALID); 4406 } 4407 } 4408 4409 /* 4410 * Add an error line to the quickfix buffer. 4411 */ 4412 static int 4413 qf_buf_add_line( 4414 qf_list_T *qfl, // quickfix list 4415 buf_T *buf, // quickfix window buffer 4416 linenr_T lnum, 4417 qfline_T *qfp, 4418 char_u *dirname) 4419 { 4420 int len; 4421 buf_T *errbuf; 4422 char_u *qftf; 4423 4424 // If 'quickfixtextfunc' is set, then use the user-supplied function to get 4425 // the text to display 4426 qftf = p_qftf; 4427 // Use the local value of 'quickfixtextfunc' if it is set. 4428 if (qfl->qf_qftf != NULL) 4429 qftf = qfl->qf_qftf; 4430 if (qftf != NULL && *qftf != NUL) 4431 { 4432 char_u *qfbuf_text; 4433 typval_T args[1]; 4434 dict_T *d; 4435 4436 // create 'info' dict argument 4437 if ((d = dict_alloc_lock(VAR_FIXED)) == NULL) 4438 return FAIL; 4439 dict_add_number(d, "quickfix", (long)IS_QF_LIST(qfl)); 4440 dict_add_number(d, "id", (long)qfl->qf_id); 4441 dict_add_number(d, "idx", (long)(lnum + 1)); 4442 ++d->dv_refcount; 4443 args[0].v_type = VAR_DICT; 4444 args[0].vval.v_dict = d; 4445 4446 qfbuf_text = call_func_retstr(qftf, 1, args); 4447 --d->dv_refcount; 4448 4449 if (qfbuf_text == NULL) 4450 return FAIL; 4451 4452 vim_strncpy(IObuff, qfbuf_text, IOSIZE - 1); 4453 vim_free(qfbuf_text); 4454 } 4455 else 4456 { 4457 if (qfp->qf_module != NULL) 4458 { 4459 vim_strncpy(IObuff, qfp->qf_module, IOSIZE - 1); 4460 len = (int)STRLEN(IObuff); 4461 } 4462 else if (qfp->qf_fnum != 0 4463 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 4464 && errbuf->b_fname != NULL) 4465 { 4466 if (qfp->qf_type == 1) // :helpgrep 4467 vim_strncpy(IObuff, gettail(errbuf->b_fname), IOSIZE - 1); 4468 else 4469 { 4470 // shorten the file name if not done already 4471 if (errbuf->b_sfname == NULL 4472 || mch_isFullName(errbuf->b_sfname)) 4473 { 4474 if (*dirname == NUL) 4475 mch_dirname(dirname, MAXPATHL); 4476 shorten_buf_fname(errbuf, dirname, FALSE); 4477 } 4478 vim_strncpy(IObuff, errbuf->b_fname, IOSIZE - 1); 4479 } 4480 len = (int)STRLEN(IObuff); 4481 } 4482 else 4483 len = 0; 4484 4485 if (len < IOSIZE - 1) 4486 IObuff[len++] = '|'; 4487 4488 if (qfp->qf_lnum > 0) 4489 { 4490 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%ld", 4491 qfp->qf_lnum); 4492 len += (int)STRLEN(IObuff + len); 4493 4494 if (qfp->qf_col > 0) 4495 { 4496 vim_snprintf((char *)IObuff + len, IOSIZE - len, 4497 " col %d", qfp->qf_col); 4498 len += (int)STRLEN(IObuff + len); 4499 } 4500 4501 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%s", 4502 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 4503 len += (int)STRLEN(IObuff + len); 4504 } 4505 else if (qfp->qf_pattern != NULL) 4506 { 4507 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 4508 len += (int)STRLEN(IObuff + len); 4509 } 4510 if (len < IOSIZE - 2) 4511 { 4512 IObuff[len++] = '|'; 4513 IObuff[len++] = ' '; 4514 } 4515 4516 // Remove newlines and leading whitespace from the text. 4517 // For an unrecognized line keep the indent, the compiler may 4518 // mark a word with ^^^^. 4519 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 4520 IObuff + len, IOSIZE - len); 4521 } 4522 4523 if (ml_append_buf(buf, lnum, IObuff, 4524 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 4525 return FAIL; 4526 4527 return OK; 4528 } 4529 4530 /* 4531 * Fill current buffer with quickfix errors, replacing any previous contents. 4532 * curbuf must be the quickfix buffer! 4533 * If "old_last" is not NULL append the items after this one. 4534 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 4535 * ml_delete() is used and autocommands will be triggered. 4536 */ 4537 static void 4538 qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last) 4539 { 4540 linenr_T lnum; 4541 qfline_T *qfp; 4542 int old_KeyTyped = KeyTyped; 4543 4544 if (old_last == NULL) 4545 { 4546 if (buf != curbuf) 4547 { 4548 internal_error("qf_fill_buffer()"); 4549 return; 4550 } 4551 4552 // delete all existing lines 4553 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 4554 (void)ml_delete((linenr_T)1); 4555 } 4556 4557 // Check if there is anything to display 4558 if (qfl != NULL) 4559 { 4560 char_u dirname[MAXPATHL]; 4561 4562 *dirname = NUL; 4563 4564 // Add one line for each error 4565 if (old_last == NULL || old_last->qf_next == NULL) 4566 { 4567 qfp = qfl->qf_start; 4568 lnum = 0; 4569 } 4570 else 4571 { 4572 qfp = old_last->qf_next; 4573 lnum = buf->b_ml.ml_line_count; 4574 } 4575 while (lnum < qfl->qf_count) 4576 { 4577 if (qf_buf_add_line(qfl, buf, lnum, qfp, dirname) == FAIL) 4578 break; 4579 4580 ++lnum; 4581 qfp = qfp->qf_next; 4582 if (qfp == NULL) 4583 break; 4584 } 4585 4586 if (old_last == NULL) 4587 // Delete the empty line which is now at the end 4588 (void)ml_delete(lnum + 1); 4589 } 4590 4591 // correct cursor position 4592 check_lnums(TRUE); 4593 4594 if (old_last == NULL) 4595 { 4596 // Set the 'filetype' to "qf" each time after filling the buffer. 4597 // This resembles reading a file into a buffer, it's more logical when 4598 // using autocommands. 4599 ++curbuf_lock; 4600 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4601 curbuf->b_p_ma = FALSE; 4602 4603 keep_filetype = TRUE; // don't detect 'filetype' 4604 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4605 FALSE, curbuf); 4606 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4607 FALSE, curbuf); 4608 keep_filetype = FALSE; 4609 --curbuf_lock; 4610 4611 // make sure it will be redrawn 4612 redraw_curbuf_later(NOT_VALID); 4613 } 4614 4615 // Restore KeyTyped, setting 'filetype' may reset it. 4616 KeyTyped = old_KeyTyped; 4617 } 4618 4619 /* 4620 * For every change made to the quickfix list, update the changed tick. 4621 */ 4622 static void 4623 qf_list_changed(qf_list_T *qfl) 4624 { 4625 qfl->qf_changedtick++; 4626 } 4627 4628 /* 4629 * Return the quickfix/location list number with the given identifier. 4630 * Returns -1 if list is not found. 4631 */ 4632 static int 4633 qf_id2nr(qf_info_T *qi, int_u qfid) 4634 { 4635 int qf_idx; 4636 4637 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4638 if (qi->qf_lists[qf_idx].qf_id == qfid) 4639 return qf_idx; 4640 return INVALID_QFIDX; 4641 } 4642 4643 /* 4644 * If the current list is not "save_qfid" and we can find the list with that ID 4645 * then make it the current list. 4646 * This is used when autocommands may have changed the current list. 4647 * Returns OK if successfully restored the list. Returns FAIL if the list with 4648 * the specified identifier (save_qfid) is not found in the stack. 4649 */ 4650 static int 4651 qf_restore_list(qf_info_T *qi, int_u save_qfid) 4652 { 4653 int curlist; 4654 4655 if (qf_get_curlist(qi)->qf_id != save_qfid) 4656 { 4657 curlist = qf_id2nr(qi, save_qfid); 4658 if (curlist < 0) 4659 // list is not present 4660 return FAIL; 4661 qi->qf_curlist = curlist; 4662 } 4663 return OK; 4664 } 4665 4666 /* 4667 * Jump to the first entry if there is one. 4668 */ 4669 static void 4670 qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit) 4671 { 4672 if (qf_restore_list(qi, save_qfid) == FAIL) 4673 return; 4674 4675 // Autocommands might have cleared the list, check for that. 4676 if (!qf_list_empty(qf_get_curlist(qi))) 4677 qf_jump(qi, 0, 0, forceit); 4678 } 4679 4680 /* 4681 * Return TRUE when using ":vimgrep" for ":grep". 4682 */ 4683 int 4684 grep_internal(cmdidx_T cmdidx) 4685 { 4686 return ((cmdidx == CMD_grep 4687 || cmdidx == CMD_lgrep 4688 || cmdidx == CMD_grepadd 4689 || cmdidx == CMD_lgrepadd) 4690 && STRCMP("internal", 4691 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4692 } 4693 4694 /* 4695 * Return the make/grep autocmd name. 4696 */ 4697 static char_u * 4698 make_get_auname(cmdidx_T cmdidx) 4699 { 4700 switch (cmdidx) 4701 { 4702 case CMD_make: return (char_u *)"make"; 4703 case CMD_lmake: return (char_u *)"lmake"; 4704 case CMD_grep: return (char_u *)"grep"; 4705 case CMD_lgrep: return (char_u *)"lgrep"; 4706 case CMD_grepadd: return (char_u *)"grepadd"; 4707 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4708 default: return NULL; 4709 } 4710 } 4711 4712 /* 4713 * Return the name for the errorfile, in allocated memory. 4714 * Find a new unique name when 'makeef' contains "##". 4715 * Returns NULL for error. 4716 */ 4717 static char_u * 4718 get_mef_name(void) 4719 { 4720 char_u *p; 4721 char_u *name; 4722 static int start = -1; 4723 static int off = 0; 4724 #ifdef HAVE_LSTAT 4725 stat_T sb; 4726 #endif 4727 4728 if (*p_mef == NUL) 4729 { 4730 name = vim_tempname('e', FALSE); 4731 if (name == NULL) 4732 emsg(_(e_notmp)); 4733 return name; 4734 } 4735 4736 for (p = p_mef; *p; ++p) 4737 if (p[0] == '#' && p[1] == '#') 4738 break; 4739 4740 if (*p == NUL) 4741 return vim_strsave(p_mef); 4742 4743 // Keep trying until the name doesn't exist yet. 4744 for (;;) 4745 { 4746 if (start == -1) 4747 start = mch_get_pid(); 4748 else 4749 off += 19; 4750 4751 name = alloc(STRLEN(p_mef) + 30); 4752 if (name == NULL) 4753 break; 4754 STRCPY(name, p_mef); 4755 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4756 STRCAT(name, p + 2); 4757 if (mch_getperm(name) < 0 4758 #ifdef HAVE_LSTAT 4759 // Don't accept a symbolic link, it's a security risk. 4760 && mch_lstat((char *)name, &sb) < 0 4761 #endif 4762 ) 4763 break; 4764 vim_free(name); 4765 } 4766 return name; 4767 } 4768 4769 /* 4770 * Form the complete command line to invoke 'make'/'grep'. Quote the command 4771 * using 'shellquote' and append 'shellpipe'. Echo the fully formed command. 4772 */ 4773 static char_u * 4774 make_get_fullcmd(char_u *makecmd, char_u *fname) 4775 { 4776 char_u *cmd; 4777 unsigned len; 4778 4779 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(makecmd) + 1; 4780 if (*p_sp != NUL) 4781 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4782 cmd = alloc(len); 4783 if (cmd == NULL) 4784 return NULL; 4785 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)makecmd, 4786 (char *)p_shq); 4787 4788 // If 'shellpipe' empty: don't redirect to 'errorfile'. 4789 if (*p_sp != NUL) 4790 append_redir(cmd, len, p_sp, fname); 4791 4792 // Display the fully formed command. Output a newline if there's something 4793 // else than the :make command that was typed (in which case the cursor is 4794 // in column 0). 4795 if (msg_col == 0) 4796 msg_didout = FALSE; 4797 msg_start(); 4798 msg_puts(":!"); 4799 msg_outtrans(cmd); // show what we are doing 4800 4801 return cmd; 4802 } 4803 4804 /* 4805 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4806 */ 4807 void 4808 ex_make(exarg_T *eap) 4809 { 4810 char_u *fname; 4811 char_u *cmd; 4812 char_u *enc = NULL; 4813 win_T *wp = NULL; 4814 qf_info_T *qi = &ql_info; 4815 int res; 4816 char_u *au_name = NULL; 4817 int_u save_qfid; 4818 4819 // Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". 4820 if (grep_internal(eap->cmdidx)) 4821 { 4822 ex_vimgrep(eap); 4823 return; 4824 } 4825 4826 au_name = make_get_auname(eap->cmdidx); 4827 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4828 curbuf->b_fname, TRUE, curbuf)) 4829 { 4830 #ifdef FEAT_EVAL 4831 if (aborting()) 4832 return; 4833 #endif 4834 } 4835 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4836 4837 if (is_loclist_cmd(eap->cmdidx)) 4838 wp = curwin; 4839 4840 autowrite_all(); 4841 fname = get_mef_name(); 4842 if (fname == NULL) 4843 return; 4844 mch_remove(fname); // in case it's not unique 4845 4846 cmd = make_get_fullcmd(eap->arg, fname); 4847 if (cmd == NULL) 4848 return; 4849 4850 // let the shell know if we are redirecting output or not 4851 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 4852 4853 #ifdef AMIGA 4854 out_flush(); 4855 // read window status report and redraw before message 4856 (void)char_avail(); 4857 #endif 4858 4859 incr_quickfix_busy(); 4860 4861 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 4862 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 4863 (eap->cmdidx != CMD_grepadd 4864 && eap->cmdidx != CMD_lgrepadd), 4865 qf_cmdtitle(*eap->cmdlinep), enc); 4866 if (wp != NULL) 4867 { 4868 qi = GET_LOC_LIST(wp); 4869 if (qi == NULL) 4870 goto cleanup; 4871 } 4872 if (res >= 0) 4873 qf_list_changed(qf_get_curlist(qi)); 4874 4875 // Remember the current quickfix list identifier, so that we can 4876 // check for autocommands changing the current quickfix list. 4877 save_qfid = qf_get_curlist(qi)->qf_id; 4878 if (au_name != NULL) 4879 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 4880 curbuf->b_fname, TRUE, curbuf); 4881 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 4882 // display the first error 4883 qf_jump_first(qi, save_qfid, FALSE); 4884 4885 cleanup: 4886 decr_quickfix_busy(); 4887 mch_remove(fname); 4888 vim_free(fname); 4889 vim_free(cmd); 4890 } 4891 4892 /* 4893 * Returns the number of entries in the current quickfix/location list. 4894 */ 4895 int 4896 qf_get_size(exarg_T *eap) 4897 { 4898 qf_info_T *qi; 4899 4900 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4901 return 0; 4902 return qf_get_curlist(qi)->qf_count; 4903 } 4904 4905 /* 4906 * Returns the number of valid entries in the current quickfix/location list. 4907 */ 4908 int 4909 qf_get_valid_size(exarg_T *eap) 4910 { 4911 qf_info_T *qi; 4912 qf_list_T *qfl; 4913 qfline_T *qfp; 4914 int i, sz = 0; 4915 int prev_fnum = 0; 4916 4917 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4918 return 0; 4919 4920 qfl = qf_get_curlist(qi); 4921 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 4922 { 4923 if (qfp->qf_valid) 4924 { 4925 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 4926 sz++; // Count all valid entries 4927 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4928 { 4929 // Count the number of files 4930 sz++; 4931 prev_fnum = qfp->qf_fnum; 4932 } 4933 } 4934 } 4935 4936 return sz; 4937 } 4938 4939 /* 4940 * Returns the current index of the quickfix/location list. 4941 * Returns 0 if there is an error. 4942 */ 4943 int 4944 qf_get_cur_idx(exarg_T *eap) 4945 { 4946 qf_info_T *qi; 4947 4948 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4949 return 0; 4950 4951 return qf_get_curlist(qi)->qf_index; 4952 } 4953 4954 /* 4955 * Returns the current index in the quickfix/location list (counting only valid 4956 * entries). If no valid entries are in the list, then returns 1. 4957 */ 4958 int 4959 qf_get_cur_valid_idx(exarg_T *eap) 4960 { 4961 qf_info_T *qi; 4962 qf_list_T *qfl; 4963 qfline_T *qfp; 4964 int i, eidx = 0; 4965 int prev_fnum = 0; 4966 4967 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4968 return 1; 4969 4970 qfl = qf_get_curlist(qi); 4971 qfp = qfl->qf_start; 4972 4973 // check if the list has valid errors 4974 if (!qf_list_has_valid_entries(qfl)) 4975 return 1; 4976 4977 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 4978 { 4979 if (qfp->qf_valid) 4980 { 4981 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 4982 { 4983 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 4984 { 4985 // Count the number of files 4986 eidx++; 4987 prev_fnum = qfp->qf_fnum; 4988 } 4989 } 4990 else 4991 eidx++; 4992 } 4993 } 4994 4995 return eidx ? eidx : 1; 4996 } 4997 4998 /* 4999 * Get the 'n'th valid error entry in the quickfix or location list. 5000 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 5001 * For :cdo and :ldo returns the 'n'th valid error entry. 5002 * For :cfdo and :lfdo returns the 'n'th valid file entry. 5003 */ 5004 static int 5005 qf_get_nth_valid_entry(qf_list_T *qfl, int n, int fdo) 5006 { 5007 qfline_T *qfp; 5008 int i, eidx; 5009 int prev_fnum = 0; 5010 5011 // check if the list has valid errors 5012 if (!qf_list_has_valid_entries(qfl)) 5013 return 1; 5014 5015 eidx = 0; 5016 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5017 { 5018 if (qfp->qf_valid) 5019 { 5020 if (fdo) 5021 { 5022 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5023 { 5024 // Count the number of files 5025 eidx++; 5026 prev_fnum = qfp->qf_fnum; 5027 } 5028 } 5029 else 5030 eidx++; 5031 } 5032 5033 if (eidx == n) 5034 break; 5035 } 5036 5037 if (i <= qfl->qf_count) 5038 return i; 5039 else 5040 return 1; 5041 } 5042 5043 /* 5044 * ":cc", ":crewind", ":cfirst" and ":clast". 5045 * ":ll", ":lrewind", ":lfirst" and ":llast". 5046 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 5047 */ 5048 void 5049 ex_cc(exarg_T *eap) 5050 { 5051 qf_info_T *qi; 5052 int errornr; 5053 5054 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5055 return; 5056 5057 if (eap->addr_count > 0) 5058 errornr = (int)eap->line2; 5059 else 5060 { 5061 switch (eap->cmdidx) 5062 { 5063 case CMD_cc: case CMD_ll: 5064 errornr = 0; 5065 break; 5066 case CMD_crewind: case CMD_lrewind: case CMD_cfirst: 5067 case CMD_lfirst: 5068 errornr = 1; 5069 break; 5070 default: 5071 errornr = 32767; 5072 } 5073 } 5074 5075 // For cdo and ldo commands, jump to the nth valid error. 5076 // For cfdo and lfdo commands, jump to the nth valid file entry. 5077 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 5078 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5079 errornr = qf_get_nth_valid_entry(qf_get_curlist(qi), 5080 eap->addr_count > 0 ? (int)eap->line1 : 1, 5081 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 5082 5083 qf_jump(qi, 0, errornr, eap->forceit); 5084 } 5085 5086 /* 5087 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 5088 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 5089 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 5090 */ 5091 void 5092 ex_cnext(exarg_T *eap) 5093 { 5094 qf_info_T *qi; 5095 int errornr; 5096 int dir; 5097 5098 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5099 return; 5100 5101 if (eap->addr_count > 0 5102 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 5103 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 5104 errornr = (int)eap->line2; 5105 else 5106 errornr = 1; 5107 5108 // Depending on the command jump to either next or previous entry/file. 5109 switch (eap->cmdidx) 5110 { 5111 case CMD_cnext: case CMD_lnext: case CMD_cdo: case CMD_ldo: 5112 dir = FORWARD; 5113 break; 5114 case CMD_cprevious: case CMD_lprevious: case CMD_cNext: 5115 case CMD_lNext: 5116 dir = BACKWARD; 5117 break; 5118 case CMD_cnfile: case CMD_lnfile: case CMD_cfdo: case CMD_lfdo: 5119 dir = FORWARD_FILE; 5120 break; 5121 case CMD_cpfile: case CMD_lpfile: case CMD_cNfile: case CMD_lNfile: 5122 dir = BACKWARD_FILE; 5123 break; 5124 default: 5125 dir = FORWARD; 5126 break; 5127 } 5128 5129 qf_jump(qi, dir, errornr, eap->forceit); 5130 } 5131 5132 /* 5133 * Find the first entry in the quickfix list 'qfl' from buffer 'bnr'. 5134 * The index of the entry is stored in 'errornr'. 5135 * Returns NULL if an entry is not found. 5136 */ 5137 static qfline_T * 5138 qf_find_first_entry_in_buf(qf_list_T *qfl, int bnr, int *errornr) 5139 { 5140 qfline_T *qfp = NULL; 5141 int idx = 0; 5142 5143 // Find the first entry in this file 5144 FOR_ALL_QFL_ITEMS(qfl, qfp, idx) 5145 if (qfp->qf_fnum == bnr) 5146 break; 5147 5148 *errornr = idx; 5149 return qfp; 5150 } 5151 5152 /* 5153 * Find the first quickfix entry on the same line as 'entry'. Updates 'errornr' 5154 * with the error number for the first entry. Assumes the entries are sorted in 5155 * the quickfix list by line number. 5156 */ 5157 static qfline_T * 5158 qf_find_first_entry_on_line(qfline_T *entry, int *errornr) 5159 { 5160 while (!got_int 5161 && entry->qf_prev != NULL 5162 && entry->qf_fnum == entry->qf_prev->qf_fnum 5163 && entry->qf_lnum == entry->qf_prev->qf_lnum) 5164 { 5165 entry = entry->qf_prev; 5166 --*errornr; 5167 } 5168 5169 return entry; 5170 } 5171 5172 /* 5173 * Find the last quickfix entry on the same line as 'entry'. Updates 'errornr' 5174 * with the error number for the last entry. Assumes the entries are sorted in 5175 * the quickfix list by line number. 5176 */ 5177 static qfline_T * 5178 qf_find_last_entry_on_line(qfline_T *entry, int *errornr) 5179 { 5180 while (!got_int && 5181 entry->qf_next != NULL 5182 && entry->qf_fnum == entry->qf_next->qf_fnum 5183 && entry->qf_lnum == entry->qf_next->qf_lnum) 5184 { 5185 entry = entry->qf_next; 5186 ++*errornr; 5187 } 5188 5189 return entry; 5190 } 5191 5192 /* 5193 * Returns TRUE if the specified quickfix entry is 5194 * after the given line (linewise is TRUE) 5195 * or after the line and column. 5196 */ 5197 static int 5198 qf_entry_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5199 { 5200 if (linewise) 5201 return qfp->qf_lnum > pos->lnum; 5202 else 5203 return (qfp->qf_lnum > pos->lnum || 5204 (qfp->qf_lnum == pos->lnum && qfp->qf_col > pos->col)); 5205 } 5206 5207 /* 5208 * Returns TRUE if the specified quickfix entry is 5209 * before the given line (linewise is TRUE) 5210 * or before the line and column. 5211 */ 5212 static int 5213 qf_entry_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5214 { 5215 if (linewise) 5216 return qfp->qf_lnum < pos->lnum; 5217 else 5218 return (qfp->qf_lnum < pos->lnum || 5219 (qfp->qf_lnum == pos->lnum && qfp->qf_col < pos->col)); 5220 } 5221 5222 /* 5223 * Returns TRUE if the specified quickfix entry is 5224 * on or after the given line (linewise is TRUE) 5225 * or on or after the line and column. 5226 */ 5227 static int 5228 qf_entry_on_or_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5229 { 5230 if (linewise) 5231 return qfp->qf_lnum >= pos->lnum; 5232 else 5233 return (qfp->qf_lnum > pos->lnum || 5234 (qfp->qf_lnum == pos->lnum && qfp->qf_col >= pos->col)); 5235 } 5236 5237 /* 5238 * Returns TRUE if the specified quickfix entry is 5239 * on or before the given line (linewise is TRUE) 5240 * or on or before the line and column. 5241 */ 5242 static int 5243 qf_entry_on_or_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5244 { 5245 if (linewise) 5246 return qfp->qf_lnum <= pos->lnum; 5247 else 5248 return (qfp->qf_lnum < pos->lnum || 5249 (qfp->qf_lnum == pos->lnum && qfp->qf_col <= pos->col)); 5250 } 5251 5252 /* 5253 * Find the first quickfix entry after position 'pos' in buffer 'bnr'. 5254 * If 'linewise' is TRUE, returns the entry after the specified line and treats 5255 * multiple entries on a single line as one. Otherwise returns the entry after 5256 * the specified line and column. 5257 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5258 * index of the very first entry in the quickfix list. 5259 * Returns NULL if an entry is not found after 'pos'. 5260 */ 5261 static qfline_T * 5262 qf_find_entry_after_pos( 5263 int bnr, 5264 pos_T *pos, 5265 int linewise, 5266 qfline_T *qfp, 5267 int *errornr) 5268 { 5269 if (qf_entry_after_pos(qfp, pos, linewise)) 5270 // First entry is after position 'pos' 5271 return qfp; 5272 5273 // Find the entry just before or at the position 'pos' 5274 while (qfp->qf_next != NULL 5275 && qfp->qf_next->qf_fnum == bnr 5276 && qf_entry_on_or_before_pos(qfp->qf_next, pos, linewise)) 5277 { 5278 qfp = qfp->qf_next; 5279 ++*errornr; 5280 } 5281 5282 if (qfp->qf_next == NULL || qfp->qf_next->qf_fnum != bnr) 5283 // No entries found after position 'pos' 5284 return NULL; 5285 5286 // Use the entry just after position 'pos' 5287 qfp = qfp->qf_next; 5288 ++*errornr; 5289 5290 return qfp; 5291 } 5292 5293 /* 5294 * Find the first quickfix entry before position 'pos' in buffer 'bnr'. 5295 * If 'linewise' is TRUE, returns the entry before the specified line and 5296 * treats multiple entries on a single line as one. Otherwise returns the entry 5297 * before the specified line and column. 5298 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5299 * index of the very first entry in the quickfix list. 5300 * Returns NULL if an entry is not found before 'pos'. 5301 */ 5302 static qfline_T * 5303 qf_find_entry_before_pos( 5304 int bnr, 5305 pos_T *pos, 5306 int linewise, 5307 qfline_T *qfp, 5308 int *errornr) 5309 { 5310 // Find the entry just before the position 'pos' 5311 while (qfp->qf_next != NULL 5312 && qfp->qf_next->qf_fnum == bnr 5313 && qf_entry_before_pos(qfp->qf_next, pos, linewise)) 5314 { 5315 qfp = qfp->qf_next; 5316 ++*errornr; 5317 } 5318 5319 if (qf_entry_on_or_after_pos(qfp, pos, linewise)) 5320 return NULL; 5321 5322 if (linewise) 5323 // If multiple entries are on the same line, then use the first entry 5324 qfp = qf_find_first_entry_on_line(qfp, errornr); 5325 5326 return qfp; 5327 } 5328 5329 /* 5330 * Find a quickfix entry in 'qfl' closest to position 'pos' in buffer 'bnr' in 5331 * the direction 'dir'. 5332 */ 5333 static qfline_T * 5334 qf_find_closest_entry( 5335 qf_list_T *qfl, 5336 int bnr, 5337 pos_T *pos, 5338 int dir, 5339 int linewise, 5340 int *errornr) 5341 { 5342 qfline_T *qfp; 5343 5344 *errornr = 0; 5345 5346 // Find the first entry in this file 5347 qfp = qf_find_first_entry_in_buf(qfl, bnr, errornr); 5348 if (qfp == NULL) 5349 return NULL; // no entry in this file 5350 5351 if (dir == FORWARD) 5352 qfp = qf_find_entry_after_pos(bnr, pos, linewise, qfp, errornr); 5353 else 5354 qfp = qf_find_entry_before_pos(bnr, pos, linewise, qfp, errornr); 5355 5356 return qfp; 5357 } 5358 5359 /* 5360 * Get the nth quickfix entry below the specified entry. Searches forward in 5361 * the list. If linewise is TRUE, then treat multiple entries on a single line 5362 * as one. 5363 */ 5364 static void 5365 qf_get_nth_below_entry(qfline_T *entry_arg, int n, int linewise, int *errornr) 5366 { 5367 qfline_T *entry = entry_arg; 5368 5369 while (n-- > 0 && !got_int) 5370 { 5371 int first_errornr = *errornr; 5372 5373 if (linewise) 5374 // Treat all the entries on the same line in this file as one 5375 entry = qf_find_last_entry_on_line(entry, errornr); 5376 5377 if (entry->qf_next == NULL 5378 || entry->qf_next->qf_fnum != entry->qf_fnum) 5379 { 5380 if (linewise) 5381 *errornr = first_errornr; 5382 break; 5383 } 5384 5385 entry = entry->qf_next; 5386 ++*errornr; 5387 } 5388 } 5389 5390 /* 5391 * Get the nth quickfix entry above the specified entry. Searches backwards in 5392 * the list. If linewise is TRUE, then treat multiple entries on a single line 5393 * as one. 5394 */ 5395 static void 5396 qf_get_nth_above_entry(qfline_T *entry, int n, int linewise, int *errornr) 5397 { 5398 while (n-- > 0 && !got_int) 5399 { 5400 if (entry->qf_prev == NULL 5401 || entry->qf_prev->qf_fnum != entry->qf_fnum) 5402 break; 5403 5404 entry = entry->qf_prev; 5405 --*errornr; 5406 5407 // If multiple entries are on the same line, then use the first entry 5408 if (linewise) 5409 entry = qf_find_first_entry_on_line(entry, errornr); 5410 } 5411 } 5412 5413 /* 5414 * Find the n'th quickfix entry adjacent to position 'pos' in buffer 'bnr' in 5415 * the specified direction. Returns the error number in the quickfix list or 0 5416 * if an entry is not found. 5417 */ 5418 static int 5419 qf_find_nth_adj_entry( 5420 qf_list_T *qfl, 5421 int bnr, 5422 pos_T *pos, 5423 int n, 5424 int dir, 5425 int linewise) 5426 { 5427 qfline_T *adj_entry; 5428 int errornr; 5429 5430 // Find an entry closest to the specified position 5431 adj_entry = qf_find_closest_entry(qfl, bnr, pos, dir, linewise, &errornr); 5432 if (adj_entry == NULL) 5433 return 0; 5434 5435 if (--n > 0) 5436 { 5437 // Go to the n'th entry in the current buffer 5438 if (dir == FORWARD) 5439 qf_get_nth_below_entry(adj_entry, n, linewise, &errornr); 5440 else 5441 qf_get_nth_above_entry(adj_entry, n, linewise, &errornr); 5442 } 5443 5444 return errornr; 5445 } 5446 5447 /* 5448 * Jump to a quickfix entry in the current file nearest to the current line or 5449 * current line/col. 5450 * ":cabove", ":cbelow", ":labove", ":lbelow", ":cafter", ":cbefore", 5451 * ":lafter" and ":lbefore" commands 5452 */ 5453 void 5454 ex_cbelow(exarg_T *eap) 5455 { 5456 qf_info_T *qi; 5457 qf_list_T *qfl; 5458 int dir; 5459 int buf_has_flag; 5460 int errornr = 0; 5461 pos_T pos; 5462 5463 if (eap->addr_count > 0 && eap->line2 <= 0) 5464 { 5465 emsg(_(e_invrange)); 5466 return; 5467 } 5468 5469 // Check whether the current buffer has any quickfix entries 5470 if (eap->cmdidx == CMD_cabove || eap->cmdidx == CMD_cbelow 5471 || eap->cmdidx == CMD_cbefore || eap->cmdidx == CMD_cafter) 5472 buf_has_flag = BUF_HAS_QF_ENTRY; 5473 else 5474 buf_has_flag = BUF_HAS_LL_ENTRY; 5475 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 5476 { 5477 emsg(_(e_quickfix)); 5478 return; 5479 } 5480 5481 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5482 return; 5483 5484 qfl = qf_get_curlist(qi); 5485 // check if the list has valid errors 5486 if (!qf_list_has_valid_entries(qfl)) 5487 { 5488 emsg(_(e_quickfix)); 5489 return; 5490 } 5491 5492 if (eap->cmdidx == CMD_cbelow 5493 || eap->cmdidx == CMD_lbelow 5494 || eap->cmdidx == CMD_cafter 5495 || eap->cmdidx == CMD_lafter) 5496 // Forward motion commands 5497 dir = FORWARD; 5498 else 5499 dir = BACKWARD; 5500 5501 pos = curwin->w_cursor; 5502 // A quickfix entry column number is 1 based whereas cursor column 5503 // number is 0 based. Adjust the column number. 5504 pos.col++; 5505 errornr = qf_find_nth_adj_entry(qfl, curbuf->b_fnum, &pos, 5506 eap->addr_count > 0 ? eap->line2 : 0, dir, 5507 eap->cmdidx == CMD_cbelow 5508 || eap->cmdidx == CMD_lbelow 5509 || eap->cmdidx == CMD_cabove 5510 || eap->cmdidx == CMD_labove); 5511 5512 if (errornr > 0) 5513 qf_jump(qi, 0, errornr, FALSE); 5514 else 5515 emsg(_(e_no_more_items)); 5516 } 5517 5518 /* 5519 * Return the autocmd name for the :cfile Ex commands 5520 */ 5521 static char_u * 5522 cfile_get_auname(cmdidx_T cmdidx) 5523 { 5524 switch (cmdidx) 5525 { 5526 case CMD_cfile: return (char_u *)"cfile"; 5527 case CMD_cgetfile: return (char_u *)"cgetfile"; 5528 case CMD_caddfile: return (char_u *)"caddfile"; 5529 case CMD_lfile: return (char_u *)"lfile"; 5530 case CMD_lgetfile: return (char_u *)"lgetfile"; 5531 case CMD_laddfile: return (char_u *)"laddfile"; 5532 default: return NULL; 5533 } 5534 } 5535 5536 /* 5537 * ":cfile"/":cgetfile"/":caddfile" commands. 5538 * ":lfile"/":lgetfile"/":laddfile" commands. 5539 */ 5540 void 5541 ex_cfile(exarg_T *eap) 5542 { 5543 char_u *enc = NULL; 5544 win_T *wp = NULL; 5545 qf_info_T *qi = &ql_info; 5546 char_u *au_name = NULL; 5547 int_u save_qfid = 0; // init for gcc 5548 int res; 5549 5550 au_name = cfile_get_auname(eap->cmdidx); 5551 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5552 NULL, FALSE, curbuf)) 5553 { 5554 #ifdef FEAT_EVAL 5555 if (aborting()) 5556 return; 5557 #endif 5558 } 5559 5560 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5561 #ifdef FEAT_BROWSE 5562 if (cmdmod.browse) 5563 { 5564 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 5565 NULL, NULL, 5566 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 5567 if (browse_file == NULL) 5568 return; 5569 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 5570 vim_free(browse_file); 5571 } 5572 else 5573 #endif 5574 if (*eap->arg != NUL) 5575 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 5576 5577 if (is_loclist_cmd(eap->cmdidx)) 5578 wp = curwin; 5579 5580 incr_quickfix_busy(); 5581 5582 // This function is used by the :cfile, :cgetfile and :caddfile 5583 // commands. 5584 // :cfile always creates a new quickfix list and jumps to the 5585 // first error. 5586 // :cgetfile creates a new quickfix list but doesn't jump to the 5587 // first error. 5588 // :caddfile adds to an existing quickfix list. If there is no 5589 // quickfix list then a new list is created. 5590 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 5591 && eap->cmdidx != CMD_laddfile), 5592 qf_cmdtitle(*eap->cmdlinep), enc); 5593 if (wp != NULL) 5594 { 5595 qi = GET_LOC_LIST(wp); 5596 if (qi == NULL) 5597 { 5598 decr_quickfix_busy(); 5599 return; 5600 } 5601 } 5602 if (res >= 0) 5603 qf_list_changed(qf_get_curlist(qi)); 5604 save_qfid = qf_get_curlist(qi)->qf_id; 5605 if (au_name != NULL) 5606 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 5607 5608 // Jump to the first error for a new list and if autocmds didn't 5609 // free the list. 5610 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 5611 && qflist_valid(wp, save_qfid)) 5612 // display the first error 5613 qf_jump_first(qi, save_qfid, eap->forceit); 5614 5615 decr_quickfix_busy(); 5616 } 5617 5618 /* 5619 * Return the vimgrep autocmd name. 5620 */ 5621 static char_u * 5622 vgr_get_auname(cmdidx_T cmdidx) 5623 { 5624 switch (cmdidx) 5625 { 5626 case CMD_vimgrep: return (char_u *)"vimgrep"; 5627 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 5628 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 5629 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 5630 case CMD_grep: return (char_u *)"grep"; 5631 case CMD_lgrep: return (char_u *)"lgrep"; 5632 case CMD_grepadd: return (char_u *)"grepadd"; 5633 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 5634 default: return NULL; 5635 } 5636 } 5637 5638 /* 5639 * Initialize the regmatch used by vimgrep for pattern "s". 5640 */ 5641 static void 5642 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 5643 { 5644 // Get the search pattern: either white-separated or enclosed in // 5645 regmatch->regprog = NULL; 5646 5647 if (s == NULL || *s == NUL) 5648 { 5649 // Pattern is empty, use last search pattern. 5650 if (last_search_pat() == NULL) 5651 { 5652 emsg(_(e_noprevre)); 5653 return; 5654 } 5655 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 5656 } 5657 else 5658 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 5659 5660 regmatch->rmm_ic = p_ic; 5661 regmatch->rmm_maxcol = 0; 5662 } 5663 5664 /* 5665 * Display a file name when vimgrep is running. 5666 */ 5667 static void 5668 vgr_display_fname(char_u *fname) 5669 { 5670 char_u *p; 5671 5672 msg_start(); 5673 p = msg_strtrunc(fname, TRUE); 5674 if (p == NULL) 5675 msg_outtrans(fname); 5676 else 5677 { 5678 msg_outtrans(p); 5679 vim_free(p); 5680 } 5681 msg_clr_eos(); 5682 msg_didout = FALSE; // overwrite this message 5683 msg_nowait = TRUE; // don't wait for this message 5684 msg_col = 0; 5685 out_flush(); 5686 } 5687 5688 /* 5689 * Load a dummy buffer to search for a pattern using vimgrep. 5690 */ 5691 static buf_T * 5692 vgr_load_dummy_buf( 5693 char_u *fname, 5694 char_u *dirname_start, 5695 char_u *dirname_now) 5696 { 5697 int save_mls; 5698 #if defined(FEAT_SYN_HL) 5699 char_u *save_ei = NULL; 5700 #endif 5701 buf_T *buf; 5702 5703 #if defined(FEAT_SYN_HL) 5704 // Don't do Filetype autocommands to avoid loading syntax and 5705 // indent scripts, a great speed improvement. 5706 save_ei = au_event_disable(",Filetype"); 5707 #endif 5708 // Don't use modelines here, it's useless. 5709 save_mls = p_mls; 5710 p_mls = 0; 5711 5712 // Load file into a buffer, so that 'fileencoding' is detected, 5713 // autocommands applied, etc. 5714 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 5715 5716 p_mls = save_mls; 5717 #if defined(FEAT_SYN_HL) 5718 au_event_restore(save_ei); 5719 #endif 5720 5721 return buf; 5722 } 5723 5724 /* 5725 * Check whether a quickfix/location list is valid. Autocmds may remove or 5726 * change a quickfix list when vimgrep is running. If the list is not found, 5727 * create a new list. 5728 */ 5729 static int 5730 vgr_qflist_valid( 5731 win_T *wp, 5732 qf_info_T *qi, 5733 int_u qfid, 5734 char_u *title) 5735 { 5736 // Verify that the quickfix/location list was not freed by an autocmd 5737 if (!qflist_valid(wp, qfid)) 5738 { 5739 if (wp != NULL) 5740 { 5741 // An autocmd has freed the location list. 5742 emsg(_(e_loc_list_changed)); 5743 return FALSE; 5744 } 5745 else 5746 { 5747 // Quickfix list is not found, create a new one. 5748 qf_new_list(qi, title); 5749 return TRUE; 5750 } 5751 } 5752 5753 if (qf_restore_list(qi, qfid) == FAIL) 5754 return FALSE; 5755 5756 return TRUE; 5757 } 5758 5759 /* 5760 * Search for a pattern in all the lines in a buffer and add the matching lines 5761 * to a quickfix list. 5762 */ 5763 static int 5764 vgr_match_buflines( 5765 qf_list_T *qfl, 5766 char_u *fname, 5767 buf_T *buf, 5768 regmmatch_T *regmatch, 5769 long *tomatch, 5770 int duplicate_name, 5771 int flags) 5772 { 5773 int found_match = FALSE; 5774 long lnum; 5775 colnr_T col; 5776 5777 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && *tomatch > 0; ++lnum) 5778 { 5779 col = 0; 5780 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 5781 col, NULL, NULL) > 0) 5782 { 5783 // Pass the buffer number so that it gets used even for a 5784 // dummy buffer, unless duplicate_name is set, then the 5785 // buffer will be wiped out below. 5786 if (qf_add_entry(qfl, 5787 NULL, // dir 5788 fname, 5789 NULL, 5790 duplicate_name ? 0 : buf->b_fnum, 5791 ml_get_buf(buf, 5792 regmatch->startpos[0].lnum + lnum, FALSE), 5793 regmatch->startpos[0].lnum + lnum, 5794 regmatch->startpos[0].col + 1, 5795 FALSE, // vis_col 5796 NULL, // search pattern 5797 0, // nr 5798 0, // type 5799 TRUE // valid 5800 ) == QF_FAIL) 5801 { 5802 got_int = TRUE; 5803 break; 5804 } 5805 found_match = TRUE; 5806 if (--*tomatch == 0) 5807 break; 5808 if ((flags & VGR_GLOBAL) == 0 5809 || regmatch->endpos[0].lnum > 0) 5810 break; 5811 col = regmatch->endpos[0].col 5812 + (col == regmatch->endpos[0].col); 5813 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 5814 break; 5815 } 5816 line_breakcheck(); 5817 if (got_int) 5818 break; 5819 } 5820 5821 return found_match; 5822 } 5823 5824 /* 5825 * Jump to the first match and update the directory. 5826 */ 5827 static void 5828 vgr_jump_to_match( 5829 qf_info_T *qi, 5830 int forceit, 5831 int *redraw_for_dummy, 5832 buf_T *first_match_buf, 5833 char_u *target_dir) 5834 { 5835 buf_T *buf; 5836 5837 buf = curbuf; 5838 qf_jump(qi, 0, 0, forceit); 5839 if (buf != curbuf) 5840 // If we jumped to another buffer redrawing will already be 5841 // taken care of. 5842 *redraw_for_dummy = FALSE; 5843 5844 // Jump to the directory used after loading the buffer. 5845 if (curbuf == first_match_buf && target_dir != NULL) 5846 { 5847 exarg_T ea; 5848 5849 CLEAR_FIELD(ea); 5850 ea.arg = target_dir; 5851 ea.cmdidx = CMD_lcd; 5852 ex_cd(&ea); 5853 } 5854 } 5855 5856 /* 5857 * :vimgrep command arguments 5858 */ 5859 typedef struct 5860 { 5861 long tomatch; // maximum number of matches to find 5862 char_u *spat; // search pattern 5863 int flags; // search modifier 5864 char_u **fnames; // list of files to search 5865 int fcount; // number of files 5866 regmmatch_T regmatch; // compiled search pattern 5867 char_u *qf_title; // quickfix list title 5868 } vgr_args_T; 5869 5870 /* 5871 * Process :vimgrep command arguments. The command syntax is: 5872 * 5873 * :{count}vimgrep /{pattern}/[g][j] {file} ... 5874 */ 5875 static int 5876 vgr_process_args( 5877 exarg_T *eap, 5878 vgr_args_T *args) 5879 { 5880 char_u *p; 5881 5882 vim_memset(args, 0, sizeof(*args)); 5883 5884 args->regmatch.regprog = NULL; 5885 args->qf_title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 5886 5887 if (eap->addr_count > 0) 5888 args->tomatch = eap->line2; 5889 else 5890 args->tomatch = MAXLNUM; 5891 5892 // Get the search pattern: either white-separated or enclosed in // 5893 p = skip_vimgrep_pat(eap->arg, &args->spat, &args->flags); 5894 if (p == NULL) 5895 { 5896 emsg(_(e_invalpat)); 5897 return FAIL; 5898 } 5899 5900 vgr_init_regmatch(&args->regmatch, args->spat); 5901 if (args->regmatch.regprog == NULL) 5902 return FAIL; 5903 5904 p = skipwhite(p); 5905 if (*p == NUL) 5906 { 5907 emsg(_("E683: File name missing or invalid pattern")); 5908 return FAIL; 5909 } 5910 5911 // parse the list of arguments 5912 if (get_arglist_exp(p, &args->fcount, &args->fnames, TRUE) == FAIL) 5913 return FAIL; 5914 if (args->fcount == 0) 5915 { 5916 emsg(_(e_nomatch)); 5917 return FAIL; 5918 } 5919 5920 return OK; 5921 } 5922 5923 /* 5924 * Search for a pattern in a list of files and populate the quickfix list with 5925 * the matches. 5926 */ 5927 static int 5928 vgr_process_files( 5929 win_T *wp, 5930 qf_info_T *qi, 5931 vgr_args_T *cmd_args, 5932 int *redraw_for_dummy, 5933 buf_T **first_match_buf, 5934 char_u **target_dir) 5935 { 5936 int status = FAIL; 5937 int_u save_qfid = qf_get_curlist(qi)->qf_id; 5938 time_t seconds = 0; 5939 char_u *fname; 5940 int fi; 5941 buf_T *buf; 5942 int duplicate_name = FALSE; 5943 int using_dummy; 5944 char_u *dirname_start = NULL; 5945 char_u *dirname_now = NULL; 5946 int found_match; 5947 aco_save_T aco; 5948 5949 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 5950 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 5951 if (dirname_start == NULL || dirname_now == NULL) 5952 goto theend; 5953 5954 // Remember the current directory, because a BufRead autocommand that does 5955 // ":lcd %:p:h" changes the meaning of short path names. 5956 mch_dirname(dirname_start, MAXPATHL); 5957 5958 seconds = (time_t)0; 5959 for (fi = 0; fi < cmd_args->fcount && !got_int && cmd_args->tomatch > 0; 5960 ++fi) 5961 { 5962 fname = shorten_fname1(cmd_args->fnames[fi]); 5963 if (time(NULL) > seconds) 5964 { 5965 // Display the file name every second or so, show the user we are 5966 // working on it. 5967 seconds = time(NULL); 5968 vgr_display_fname(fname); 5969 } 5970 5971 buf = buflist_findname_exp(cmd_args->fnames[fi]); 5972 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 5973 { 5974 // Remember that a buffer with this name already exists. 5975 duplicate_name = (buf != NULL); 5976 using_dummy = TRUE; 5977 *redraw_for_dummy = TRUE; 5978 5979 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 5980 } 5981 else 5982 // Use existing, loaded buffer. 5983 using_dummy = FALSE; 5984 5985 // Check whether the quickfix list is still valid. When loading a 5986 // buffer above, autocommands might have changed the quickfix list. 5987 if (!vgr_qflist_valid(wp, qi, save_qfid, cmd_args->qf_title)) 5988 goto theend; 5989 5990 save_qfid = qf_get_curlist(qi)->qf_id; 5991 5992 if (buf == NULL) 5993 { 5994 if (!got_int) 5995 smsg(_("Cannot open file \"%s\""), fname); 5996 } 5997 else 5998 { 5999 // Try for a match in all lines of the buffer. 6000 // For ":1vimgrep" look for first match only. 6001 found_match = vgr_match_buflines(qf_get_curlist(qi), 6002 fname, buf, &cmd_args->regmatch, 6003 &cmd_args->tomatch, duplicate_name, cmd_args->flags); 6004 6005 if (using_dummy) 6006 { 6007 if (found_match && *first_match_buf == NULL) 6008 *first_match_buf = buf; 6009 if (duplicate_name) 6010 { 6011 // Never keep a dummy buffer if there is another buffer 6012 // with the same name. 6013 wipe_dummy_buffer(buf, dirname_start); 6014 buf = NULL; 6015 } 6016 else if (!cmdmod.hide 6017 || buf->b_p_bh[0] == 'u' // "unload" 6018 || buf->b_p_bh[0] == 'w' // "wipe" 6019 || buf->b_p_bh[0] == 'd') // "delete" 6020 { 6021 // When no match was found we don't need to remember the 6022 // buffer, wipe it out. If there was a match and it 6023 // wasn't the first one or we won't jump there: only 6024 // unload the buffer. 6025 // Ignore 'hidden' here, because it may lead to having too 6026 // many swap files. 6027 if (!found_match) 6028 { 6029 wipe_dummy_buffer(buf, dirname_start); 6030 buf = NULL; 6031 } 6032 else if (buf != *first_match_buf 6033 || (cmd_args->flags & VGR_NOJUMP)) 6034 { 6035 unload_dummy_buffer(buf, dirname_start); 6036 // Keeping the buffer, remove the dummy flag. 6037 buf->b_flags &= ~BF_DUMMY; 6038 buf = NULL; 6039 } 6040 } 6041 6042 if (buf != NULL) 6043 { 6044 // Keeping the buffer, remove the dummy flag. 6045 buf->b_flags &= ~BF_DUMMY; 6046 6047 // If the buffer is still loaded we need to use the 6048 // directory we jumped to below. 6049 if (buf == *first_match_buf 6050 && *target_dir == NULL 6051 && STRCMP(dirname_start, dirname_now) != 0) 6052 *target_dir = vim_strsave(dirname_now); 6053 6054 // The buffer is still loaded, the Filetype autocommands 6055 // need to be done now, in that buffer. And the modelines 6056 // need to be done (again). But not the window-local 6057 // options! 6058 aucmd_prepbuf(&aco, buf); 6059 #if defined(FEAT_SYN_HL) 6060 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 6061 buf->b_fname, TRUE, buf); 6062 #endif 6063 do_modelines(OPT_NOWIN); 6064 aucmd_restbuf(&aco); 6065 } 6066 } 6067 } 6068 } 6069 6070 status = OK; 6071 6072 theend: 6073 vim_free(dirname_now); 6074 vim_free(dirname_start); 6075 return status; 6076 } 6077 6078 /* 6079 * ":vimgrep {pattern} file(s)" 6080 * ":vimgrepadd {pattern} file(s)" 6081 * ":lvimgrep {pattern} file(s)" 6082 * ":lvimgrepadd {pattern} file(s)" 6083 */ 6084 void 6085 ex_vimgrep(exarg_T *eap) 6086 { 6087 vgr_args_T args; 6088 qf_info_T *qi; 6089 qf_list_T *qfl; 6090 int_u save_qfid; 6091 win_T *wp = NULL; 6092 int redraw_for_dummy = FALSE; 6093 buf_T *first_match_buf = NULL; 6094 char_u *target_dir = NULL; 6095 char_u *au_name = NULL; 6096 int status; 6097 6098 au_name = vgr_get_auname(eap->cmdidx); 6099 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6100 curbuf->b_fname, TRUE, curbuf)) 6101 { 6102 #ifdef FEAT_EVAL 6103 if (aborting()) 6104 return; 6105 #endif 6106 } 6107 6108 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 6109 if (qi == NULL) 6110 return; 6111 6112 if (vgr_process_args(eap, &args) == FAIL) 6113 goto theend; 6114 6115 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 6116 && eap->cmdidx != CMD_vimgrepadd 6117 && eap->cmdidx != CMD_lvimgrepadd) 6118 || qf_stack_empty(qi)) 6119 // make place for a new list 6120 qf_new_list(qi, args.qf_title); 6121 6122 incr_quickfix_busy(); 6123 6124 status = vgr_process_files(wp, qi, &args, &redraw_for_dummy, 6125 &first_match_buf, &target_dir); 6126 if (status != OK) 6127 { 6128 FreeWild(args.fcount, args.fnames); 6129 decr_quickfix_busy(); 6130 goto theend; 6131 } 6132 6133 FreeWild(args.fcount, args.fnames); 6134 6135 qfl = qf_get_curlist(qi); 6136 qfl->qf_nonevalid = FALSE; 6137 qfl->qf_ptr = qfl->qf_start; 6138 qfl->qf_index = 1; 6139 qf_list_changed(qfl); 6140 6141 qf_update_buffer(qi, NULL); 6142 6143 // Remember the current quickfix list identifier, so that we can check for 6144 // autocommands changing the current quickfix list. 6145 save_qfid = qf_get_curlist(qi)->qf_id; 6146 6147 if (au_name != NULL) 6148 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6149 curbuf->b_fname, TRUE, curbuf); 6150 // The QuickFixCmdPost autocmd may free the quickfix list. Check the list 6151 // is still valid. 6152 if (!qflist_valid(wp, save_qfid) 6153 || qf_restore_list(qi, save_qfid) == FAIL) 6154 { 6155 decr_quickfix_busy(); 6156 goto theend; 6157 } 6158 6159 // Jump to first match. 6160 if (!qf_list_empty(qf_get_curlist(qi))) 6161 { 6162 if ((args.flags & VGR_NOJUMP) == 0) 6163 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 6164 first_match_buf, target_dir); 6165 } 6166 else 6167 semsg(_(e_nomatch2), args.spat); 6168 6169 decr_quickfix_busy(); 6170 6171 // If we loaded a dummy buffer into the current window, the autocommands 6172 // may have messed up things, need to redraw and recompute folds. 6173 if (redraw_for_dummy) 6174 { 6175 #ifdef FEAT_FOLDING 6176 foldUpdateAll(curwin); 6177 #else 6178 redraw_later(NOT_VALID); 6179 #endif 6180 } 6181 6182 theend: 6183 vim_free(args.qf_title); 6184 vim_free(target_dir); 6185 vim_regfree(args.regmatch.regprog); 6186 } 6187 6188 /* 6189 * Restore current working directory to "dirname_start" if they differ, taking 6190 * into account whether it is set locally or globally. 6191 */ 6192 static void 6193 restore_start_dir(char_u *dirname_start) 6194 { 6195 char_u *dirname_now = alloc(MAXPATHL); 6196 6197 if (NULL != dirname_now) 6198 { 6199 mch_dirname(dirname_now, MAXPATHL); 6200 if (STRCMP(dirname_start, dirname_now) != 0) 6201 { 6202 // If the directory has changed, change it back by building up an 6203 // appropriate ex command and executing it. 6204 exarg_T ea; 6205 6206 CLEAR_FIELD(ea); 6207 ea.arg = dirname_start; 6208 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 6209 ex_cd(&ea); 6210 } 6211 vim_free(dirname_now); 6212 } 6213 } 6214 6215 /* 6216 * Load file "fname" into a dummy buffer and return the buffer pointer, 6217 * placing the directory resulting from the buffer load into the 6218 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 6219 * prior to calling this function. Restores directory to "dirname_start" prior 6220 * to returning, if autocmds or the 'autochdir' option have changed it. 6221 * 6222 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 6223 * or wipe_dummy_buffer() later! 6224 * 6225 * Returns NULL if it fails. 6226 */ 6227 static buf_T * 6228 load_dummy_buffer( 6229 char_u *fname, 6230 char_u *dirname_start, // in: old directory 6231 char_u *resulting_dir) // out: new directory 6232 { 6233 buf_T *newbuf; 6234 bufref_T newbufref; 6235 bufref_T newbuf_to_wipe; 6236 int failed = TRUE; 6237 aco_save_T aco; 6238 int readfile_result; 6239 6240 // Allocate a buffer without putting it in the buffer list. 6241 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 6242 if (newbuf == NULL) 6243 return NULL; 6244 set_bufref(&newbufref, newbuf); 6245 6246 // Init the options. 6247 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 6248 6249 // need to open the memfile before putting the buffer in a window 6250 if (ml_open(newbuf) == OK) 6251 { 6252 // Make sure this buffer isn't wiped out by autocommands. 6253 ++newbuf->b_locked; 6254 6255 // set curwin/curbuf to buf and save a few things 6256 aucmd_prepbuf(&aco, newbuf); 6257 6258 // Need to set the filename for autocommands. 6259 (void)setfname(curbuf, fname, NULL, FALSE); 6260 6261 // Create swap file now to avoid the ATTENTION message. 6262 check_need_swap(TRUE); 6263 6264 // Remove the "dummy" flag, otherwise autocommands may not 6265 // work. 6266 curbuf->b_flags &= ~BF_DUMMY; 6267 6268 newbuf_to_wipe.br_buf = NULL; 6269 readfile_result = readfile(fname, NULL, 6270 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 6271 NULL, READ_NEW | READ_DUMMY); 6272 --newbuf->b_locked; 6273 if (readfile_result == OK 6274 && !got_int 6275 && !(curbuf->b_flags & BF_NEW)) 6276 { 6277 failed = FALSE; 6278 if (curbuf != newbuf) 6279 { 6280 // Bloody autocommands changed the buffer! Can happen when 6281 // using netrw and editing a remote file. Use the current 6282 // buffer instead, delete the dummy one after restoring the 6283 // window stuff. 6284 set_bufref(&newbuf_to_wipe, newbuf); 6285 newbuf = curbuf; 6286 } 6287 } 6288 6289 // restore curwin/curbuf and a few other things 6290 aucmd_restbuf(&aco); 6291 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 6292 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 6293 6294 // Add back the "dummy" flag, otherwise buflist_findname_stat() won't 6295 // skip it. 6296 newbuf->b_flags |= BF_DUMMY; 6297 } 6298 6299 // When autocommands/'autochdir' option changed directory: go back. 6300 // Let the caller know what the resulting dir was first, in case it is 6301 // important. 6302 mch_dirname(resulting_dir, MAXPATHL); 6303 restore_start_dir(dirname_start); 6304 6305 if (!bufref_valid(&newbufref)) 6306 return NULL; 6307 if (failed) 6308 { 6309 wipe_dummy_buffer(newbuf, dirname_start); 6310 return NULL; 6311 } 6312 return newbuf; 6313 } 6314 6315 /* 6316 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 6317 * directory to "dirname_start" prior to returning, if autocmds or the 6318 * 'autochdir' option have changed it. 6319 */ 6320 static void 6321 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 6322 { 6323 // If any autocommand opened a window on the dummy buffer, close that 6324 // window. If we can't close them all then give up. 6325 while (buf->b_nwindows > 0) 6326 { 6327 int did_one = FALSE; 6328 win_T *wp; 6329 6330 if (firstwin->w_next != NULL) 6331 FOR_ALL_WINDOWS(wp) 6332 if (wp->w_buffer == buf) 6333 { 6334 if (win_close(wp, FALSE) == OK) 6335 did_one = TRUE; 6336 break; 6337 } 6338 if (!did_one) 6339 return; 6340 } 6341 6342 if (curbuf != buf && buf->b_nwindows == 0) // safety check 6343 { 6344 #if defined(FEAT_EVAL) 6345 cleanup_T cs; 6346 6347 // Reset the error/interrupt/exception state here so that aborting() 6348 // returns FALSE when wiping out the buffer. Otherwise it doesn't 6349 // work when got_int is set. 6350 enter_cleanup(&cs); 6351 #endif 6352 6353 wipe_buffer(buf, FALSE); 6354 6355 #if defined(FEAT_EVAL) 6356 // Restore the error/interrupt/exception state if not discarded by a 6357 // new aborting error, interrupt, or uncaught exception. 6358 leave_cleanup(&cs); 6359 #endif 6360 // When autocommands/'autochdir' option changed directory: go back. 6361 restore_start_dir(dirname_start); 6362 } 6363 } 6364 6365 /* 6366 * Unload the dummy buffer that load_dummy_buffer() created. Restores 6367 * directory to "dirname_start" prior to returning, if autocmds or the 6368 * 'autochdir' option have changed it. 6369 */ 6370 static void 6371 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 6372 { 6373 if (curbuf != buf) // safety check 6374 { 6375 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE, TRUE); 6376 6377 // When autocommands/'autochdir' option changed directory: go back. 6378 restore_start_dir(dirname_start); 6379 } 6380 } 6381 6382 #if defined(FEAT_EVAL) || defined(PROTO) 6383 /* 6384 * Copy the specified quickfix entry items into a new dict and append the dict 6385 * to 'list'. Returns OK on success. 6386 */ 6387 static int 6388 get_qfline_items(qfline_T *qfp, list_T *list) 6389 { 6390 int bufnum; 6391 dict_T *dict; 6392 char_u buf[2]; 6393 6394 // Handle entries with a non-existing buffer number. 6395 bufnum = qfp->qf_fnum; 6396 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6397 bufnum = 0; 6398 6399 if ((dict = dict_alloc()) == NULL) 6400 return FAIL; 6401 if (list_append_dict(list, dict) == FAIL) 6402 return FAIL; 6403 6404 buf[0] = qfp->qf_type; 6405 buf[1] = NUL; 6406 if (dict_add_number(dict, "bufnr", (long)bufnum) == FAIL 6407 || dict_add_number(dict, "lnum", (long)qfp->qf_lnum) == FAIL 6408 || dict_add_number(dict, "col", (long)qfp->qf_col) == FAIL 6409 || dict_add_number(dict, "vcol", (long)qfp->qf_viscol) == FAIL 6410 || dict_add_number(dict, "nr", (long)qfp->qf_nr) == FAIL 6411 || dict_add_string(dict, "module", qfp->qf_module) == FAIL 6412 || dict_add_string(dict, "pattern", qfp->qf_pattern) == FAIL 6413 || dict_add_string(dict, "text", qfp->qf_text) == FAIL 6414 || dict_add_string(dict, "type", buf) == FAIL 6415 || dict_add_number(dict, "valid", (long)qfp->qf_valid) == FAIL) 6416 return FAIL; 6417 6418 return OK; 6419 } 6420 6421 /* 6422 * Add each quickfix error to list "list" as a dictionary. 6423 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 6424 * If eidx is not 0, then return only the specified entry. Otherwise return 6425 * all the entries. 6426 */ 6427 static int 6428 get_errorlist( 6429 qf_info_T *qi_arg, 6430 win_T *wp, 6431 int qf_idx, 6432 int eidx, 6433 list_T *list) 6434 { 6435 qf_info_T *qi = qi_arg; 6436 qf_list_T *qfl; 6437 qfline_T *qfp; 6438 int i; 6439 6440 if (qi == NULL) 6441 { 6442 qi = &ql_info; 6443 if (wp != NULL) 6444 { 6445 qi = GET_LOC_LIST(wp); 6446 if (qi == NULL) 6447 return FAIL; 6448 } 6449 } 6450 6451 if (eidx < 0) 6452 return OK; 6453 6454 if (qf_idx == INVALID_QFIDX) 6455 qf_idx = qi->qf_curlist; 6456 6457 if (qf_idx >= qi->qf_listcount) 6458 return FAIL; 6459 6460 qfl = qf_get_list(qi, qf_idx); 6461 if (qf_list_empty(qfl)) 6462 return FAIL; 6463 6464 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 6465 { 6466 if (eidx > 0) 6467 { 6468 if (eidx == i) 6469 return get_qfline_items(qfp, list); 6470 } 6471 else if (get_qfline_items(qfp, list) == FAIL) 6472 return FAIL; 6473 } 6474 6475 return OK; 6476 } 6477 6478 // Flags used by getqflist()/getloclist() to determine which fields to return. 6479 enum { 6480 QF_GETLIST_NONE = 0x0, 6481 QF_GETLIST_TITLE = 0x1, 6482 QF_GETLIST_ITEMS = 0x2, 6483 QF_GETLIST_NR = 0x4, 6484 QF_GETLIST_WINID = 0x8, 6485 QF_GETLIST_CONTEXT = 0x10, 6486 QF_GETLIST_ID = 0x20, 6487 QF_GETLIST_IDX = 0x40, 6488 QF_GETLIST_SIZE = 0x80, 6489 QF_GETLIST_TICK = 0x100, 6490 QF_GETLIST_FILEWINID = 0x200, 6491 QF_GETLIST_QFBUFNR = 0x400, 6492 QF_GETLIST_ALL = 0x7FF, 6493 }; 6494 6495 /* 6496 * Parse text from 'di' and return the quickfix list items. 6497 * Existing quickfix lists are not modified. 6498 */ 6499 static int 6500 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 6501 { 6502 int status = FAIL; 6503 qf_info_T *qi; 6504 char_u *errorformat = p_efm; 6505 dictitem_T *efm_di; 6506 list_T *l; 6507 6508 // Only a List value is supported 6509 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 6510 { 6511 // If errorformat is supplied then use it, otherwise use the 'efm' 6512 // option setting 6513 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 6514 { 6515 if (efm_di->di_tv.v_type != VAR_STRING || 6516 efm_di->di_tv.vval.v_string == NULL) 6517 return FAIL; 6518 errorformat = efm_di->di_tv.vval.v_string; 6519 } 6520 6521 l = list_alloc(); 6522 if (l == NULL) 6523 return FAIL; 6524 6525 qi = qf_alloc_stack(QFLT_INTERNAL); 6526 if (qi != NULL) 6527 { 6528 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 6529 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 6530 { 6531 (void)get_errorlist(qi, NULL, 0, 0, l); 6532 qf_free(&qi->qf_lists[0]); 6533 } 6534 free(qi); 6535 } 6536 dict_add_list(retdict, "items", l); 6537 status = OK; 6538 } 6539 6540 return status; 6541 } 6542 6543 /* 6544 * Return the quickfix/location list window identifier in the current tabpage. 6545 */ 6546 static int 6547 qf_winid(qf_info_T *qi) 6548 { 6549 win_T *win; 6550 6551 // The quickfix window can be opened even if the quickfix list is not set 6552 // using ":copen". This is not true for location lists. 6553 if (qi == NULL) 6554 return 0; 6555 win = qf_find_win(qi); 6556 if (win != NULL) 6557 return win->w_id; 6558 return 0; 6559 } 6560 6561 /* 6562 * Returns the number of the buffer displayed in the quickfix/location list 6563 * window. If there is no buffer associated with the list, then returns 0. 6564 */ 6565 static int 6566 qf_getprop_qfbufnr(qf_info_T *qi, dict_T *retdict) 6567 { 6568 return dict_add_number(retdict, "qfbufnr", 6569 (qi == NULL) ? 0 : qi->qf_bufnr); 6570 } 6571 6572 /* 6573 * Convert the keys in 'what' to quickfix list property flags. 6574 */ 6575 static int 6576 qf_getprop_keys2flags(dict_T *what, int loclist) 6577 { 6578 int flags = QF_GETLIST_NONE; 6579 6580 if (dict_find(what, (char_u *)"all", -1) != NULL) 6581 { 6582 flags |= QF_GETLIST_ALL; 6583 if (!loclist) 6584 // File window ID is applicable only to location list windows 6585 flags &= ~ QF_GETLIST_FILEWINID; 6586 } 6587 6588 if (dict_find(what, (char_u *)"title", -1) != NULL) 6589 flags |= QF_GETLIST_TITLE; 6590 6591 if (dict_find(what, (char_u *)"nr", -1) != NULL) 6592 flags |= QF_GETLIST_NR; 6593 6594 if (dict_find(what, (char_u *)"winid", -1) != NULL) 6595 flags |= QF_GETLIST_WINID; 6596 6597 if (dict_find(what, (char_u *)"context", -1) != NULL) 6598 flags |= QF_GETLIST_CONTEXT; 6599 6600 if (dict_find(what, (char_u *)"id", -1) != NULL) 6601 flags |= QF_GETLIST_ID; 6602 6603 if (dict_find(what, (char_u *)"items", -1) != NULL) 6604 flags |= QF_GETLIST_ITEMS; 6605 6606 if (dict_find(what, (char_u *)"idx", -1) != NULL) 6607 flags |= QF_GETLIST_IDX; 6608 6609 if (dict_find(what, (char_u *)"size", -1) != NULL) 6610 flags |= QF_GETLIST_SIZE; 6611 6612 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 6613 flags |= QF_GETLIST_TICK; 6614 6615 if (loclist && dict_find(what, (char_u *)"filewinid", -1) != NULL) 6616 flags |= QF_GETLIST_FILEWINID; 6617 6618 if (dict_find(what, (char_u *)"qfbufnr", -1) != NULL) 6619 flags |= QF_GETLIST_QFBUFNR; 6620 6621 return flags; 6622 } 6623 6624 /* 6625 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 6626 * If 'nr' and 'id' are not present in 'what' then return the current 6627 * quickfix list index. 6628 * If 'nr' is zero then return the current quickfix list index. 6629 * If 'nr' is '$' then return the last quickfix list index. 6630 * If 'id' is present then return the index of the quickfix list with that id. 6631 * If 'id' is zero then return the quickfix list index specified by 'nr'. 6632 * Return -1, if quickfix list is not present or if the stack is empty. 6633 */ 6634 static int 6635 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 6636 { 6637 int qf_idx; 6638 dictitem_T *di; 6639 6640 qf_idx = qi->qf_curlist; // default is the current list 6641 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6642 { 6643 // Use the specified quickfix/location list 6644 if (di->di_tv.v_type == VAR_NUMBER) 6645 { 6646 // for zero use the current list 6647 if (di->di_tv.vval.v_number != 0) 6648 { 6649 qf_idx = di->di_tv.vval.v_number - 1; 6650 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6651 qf_idx = INVALID_QFIDX; 6652 } 6653 } 6654 else if (di->di_tv.v_type == VAR_STRING 6655 && di->di_tv.vval.v_string != NULL 6656 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6657 // Get the last quickfix list number 6658 qf_idx = qi->qf_listcount - 1; 6659 else 6660 qf_idx = INVALID_QFIDX; 6661 } 6662 6663 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 6664 { 6665 // Look for a list with the specified id 6666 if (di->di_tv.v_type == VAR_NUMBER) 6667 { 6668 // For zero, use the current list or the list specified by 'nr' 6669 if (di->di_tv.vval.v_number != 0) 6670 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 6671 } 6672 else 6673 qf_idx = INVALID_QFIDX; 6674 } 6675 6676 return qf_idx; 6677 } 6678 6679 /* 6680 * Return default values for quickfix list properties in retdict. 6681 */ 6682 static int 6683 qf_getprop_defaults(qf_info_T *qi, int flags, int locstack, dict_T *retdict) 6684 { 6685 int status = OK; 6686 6687 if (flags & QF_GETLIST_TITLE) 6688 status = dict_add_string(retdict, "title", (char_u *)""); 6689 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6690 { 6691 list_T *l = list_alloc(); 6692 if (l != NULL) 6693 status = dict_add_list(retdict, "items", l); 6694 else 6695 status = FAIL; 6696 } 6697 if ((status == OK) && (flags & QF_GETLIST_NR)) 6698 status = dict_add_number(retdict, "nr", 0); 6699 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6700 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6701 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6702 status = dict_add_string(retdict, "context", (char_u *)""); 6703 if ((status == OK) && (flags & QF_GETLIST_ID)) 6704 status = dict_add_number(retdict, "id", 0); 6705 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6706 status = dict_add_number(retdict, "idx", 0); 6707 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6708 status = dict_add_number(retdict, "size", 0); 6709 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6710 status = dict_add_number(retdict, "changedtick", 0); 6711 if ((status == OK) && locstack && (flags & QF_GETLIST_FILEWINID)) 6712 status = dict_add_number(retdict, "filewinid", 0); 6713 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6714 status = qf_getprop_qfbufnr(qi, retdict); 6715 6716 return status; 6717 } 6718 6719 /* 6720 * Return the quickfix list title as 'title' in retdict 6721 */ 6722 static int 6723 qf_getprop_title(qf_list_T *qfl, dict_T *retdict) 6724 { 6725 return dict_add_string(retdict, "title", qfl->qf_title); 6726 } 6727 6728 /* 6729 * Returns the identifier of the window used to display files from a location 6730 * list. If there is no associated window, then returns 0. Useful only when 6731 * called from a location list window. 6732 */ 6733 static int 6734 qf_getprop_filewinid(win_T *wp, qf_info_T *qi, dict_T *retdict) 6735 { 6736 int winid = 0; 6737 6738 if (wp != NULL && IS_LL_WINDOW(wp)) 6739 { 6740 win_T *ll_wp = qf_find_win_with_loclist(qi); 6741 if (ll_wp != NULL) 6742 winid = ll_wp->w_id; 6743 } 6744 6745 return dict_add_number(retdict, "filewinid", winid); 6746 } 6747 6748 /* 6749 * Return the quickfix list items/entries as 'items' in retdict. 6750 * If eidx is not 0, then return the item at the specified index. 6751 */ 6752 static int 6753 qf_getprop_items(qf_info_T *qi, int qf_idx, int eidx, dict_T *retdict) 6754 { 6755 int status = OK; 6756 list_T *l = list_alloc(); 6757 if (l != NULL) 6758 { 6759 (void)get_errorlist(qi, NULL, qf_idx, eidx, l); 6760 dict_add_list(retdict, "items", l); 6761 } 6762 else 6763 status = FAIL; 6764 6765 return status; 6766 } 6767 6768 /* 6769 * Return the quickfix list context (if any) as 'context' in retdict. 6770 */ 6771 static int 6772 qf_getprop_ctx(qf_list_T *qfl, dict_T *retdict) 6773 { 6774 int status; 6775 dictitem_T *di; 6776 6777 if (qfl->qf_ctx != NULL) 6778 { 6779 di = dictitem_alloc((char_u *)"context"); 6780 if (di != NULL) 6781 { 6782 copy_tv(qfl->qf_ctx, &di->di_tv); 6783 status = dict_add(retdict, di); 6784 if (status == FAIL) 6785 dictitem_free(di); 6786 } 6787 else 6788 status = FAIL; 6789 } 6790 else 6791 status = dict_add_string(retdict, "context", (char_u *)""); 6792 6793 return status; 6794 } 6795 6796 /* 6797 * Return the current quickfix list index as 'idx' in retdict. 6798 * If a specific entry index (eidx) is supplied, then use that. 6799 */ 6800 static int 6801 qf_getprop_idx(qf_list_T *qfl, int eidx, dict_T *retdict) 6802 { 6803 if (eidx == 0) 6804 { 6805 eidx = qfl->qf_index; 6806 if (qf_list_empty(qfl)) 6807 // For empty lists, current index is set to 0 6808 eidx = 0; 6809 } 6810 return dict_add_number(retdict, "idx", eidx); 6811 } 6812 6813 /* 6814 * Return quickfix/location list details (title) as a 6815 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 6816 * then current list is used. Otherwise the specified list is used. 6817 */ 6818 static int 6819 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 6820 { 6821 qf_info_T *qi = &ql_info; 6822 qf_list_T *qfl; 6823 int status = OK; 6824 int qf_idx = INVALID_QFIDX; 6825 int eidx = 0; 6826 dictitem_T *di; 6827 int flags = QF_GETLIST_NONE; 6828 6829 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 6830 return qf_get_list_from_lines(what, di, retdict); 6831 6832 if (wp != NULL) 6833 qi = GET_LOC_LIST(wp); 6834 6835 flags = qf_getprop_keys2flags(what, (wp != NULL)); 6836 6837 if (!qf_stack_empty(qi)) 6838 qf_idx = qf_getprop_qfidx(qi, what); 6839 6840 // List is not present or is empty 6841 if (qf_stack_empty(qi) || qf_idx == INVALID_QFIDX) 6842 return qf_getprop_defaults(qi, flags, wp != NULL, retdict); 6843 6844 qfl = qf_get_list(qi, qf_idx); 6845 6846 // If an entry index is specified, use that 6847 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 6848 { 6849 if (di->di_tv.v_type != VAR_NUMBER) 6850 return FAIL; 6851 eidx = di->di_tv.vval.v_number; 6852 } 6853 6854 if (flags & QF_GETLIST_TITLE) 6855 status = qf_getprop_title(qfl, retdict); 6856 if ((status == OK) && (flags & QF_GETLIST_NR)) 6857 status = dict_add_number(retdict, "nr", qf_idx + 1); 6858 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6859 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6860 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6861 status = qf_getprop_items(qi, qf_idx, eidx, retdict); 6862 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6863 status = qf_getprop_ctx(qfl, retdict); 6864 if ((status == OK) && (flags & QF_GETLIST_ID)) 6865 status = dict_add_number(retdict, "id", qfl->qf_id); 6866 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6867 status = qf_getprop_idx(qfl, eidx, retdict); 6868 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6869 status = dict_add_number(retdict, "size", qfl->qf_count); 6870 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6871 status = dict_add_number(retdict, "changedtick", qfl->qf_changedtick); 6872 if ((status == OK) && (wp != NULL) && (flags & QF_GETLIST_FILEWINID)) 6873 status = qf_getprop_filewinid(wp, qi, retdict); 6874 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6875 status = qf_getprop_qfbufnr(qi, retdict); 6876 6877 return status; 6878 } 6879 6880 /* 6881 * Add a new quickfix entry to list at 'qf_idx' in the stack 'qi' from the 6882 * items in the dict 'd'. If it is a valid error entry, then set 'valid_entry' 6883 * to TRUE. 6884 */ 6885 static int 6886 qf_add_entry_from_dict( 6887 qf_list_T *qfl, 6888 dict_T *d, 6889 int first_entry, 6890 int *valid_entry) 6891 { 6892 static int did_bufnr_emsg; 6893 char_u *filename, *module, *pattern, *text, *type; 6894 int bufnum, valid, status, col, vcol, nr; 6895 long lnum; 6896 6897 if (first_entry) 6898 did_bufnr_emsg = FALSE; 6899 6900 filename = dict_get_string(d, (char_u *)"filename", TRUE); 6901 module = dict_get_string(d, (char_u *)"module", TRUE); 6902 bufnum = (int)dict_get_number(d, (char_u *)"bufnr"); 6903 lnum = (int)dict_get_number(d, (char_u *)"lnum"); 6904 col = (int)dict_get_number(d, (char_u *)"col"); 6905 vcol = (int)dict_get_number(d, (char_u *)"vcol"); 6906 nr = (int)dict_get_number(d, (char_u *)"nr"); 6907 type = dict_get_string(d, (char_u *)"type", TRUE); 6908 pattern = dict_get_string(d, (char_u *)"pattern", TRUE); 6909 text = dict_get_string(d, (char_u *)"text", TRUE); 6910 if (text == NULL) 6911 text = vim_strsave((char_u *)""); 6912 6913 valid = TRUE; 6914 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 6915 valid = FALSE; 6916 6917 // Mark entries with non-existing buffer number as not valid. Give the 6918 // error message only once. 6919 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6920 { 6921 if (!did_bufnr_emsg) 6922 { 6923 did_bufnr_emsg = TRUE; 6924 semsg(_("E92: Buffer %d not found"), bufnum); 6925 } 6926 valid = FALSE; 6927 bufnum = 0; 6928 } 6929 6930 // If the 'valid' field is present it overrules the detected value. 6931 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 6932 valid = (int)dict_get_number(d, (char_u *)"valid"); 6933 6934 status = qf_add_entry(qfl, 6935 NULL, // dir 6936 filename, 6937 module, 6938 bufnum, 6939 text, 6940 lnum, 6941 col, 6942 vcol, // vis_col 6943 pattern, // search pattern 6944 nr, 6945 type == NULL ? NUL : *type, 6946 valid); 6947 6948 vim_free(filename); 6949 vim_free(module); 6950 vim_free(pattern); 6951 vim_free(text); 6952 vim_free(type); 6953 6954 if (valid) 6955 *valid_entry = TRUE; 6956 6957 return status; 6958 } 6959 6960 /* 6961 * Add list of entries to quickfix/location list. Each list entry is 6962 * a dictionary with item information. 6963 */ 6964 static int 6965 qf_add_entries( 6966 qf_info_T *qi, 6967 int qf_idx, 6968 list_T *list, 6969 char_u *title, 6970 int action) 6971 { 6972 qf_list_T *qfl = qf_get_list(qi, qf_idx); 6973 listitem_T *li; 6974 dict_T *d; 6975 qfline_T *old_last = NULL; 6976 int retval = OK; 6977 int valid_entry = FALSE; 6978 6979 if (action == ' ' || qf_idx == qi->qf_listcount) 6980 { 6981 // make place for a new list 6982 qf_new_list(qi, title); 6983 qf_idx = qi->qf_curlist; 6984 qfl = qf_get_list(qi, qf_idx); 6985 } 6986 else if (action == 'a' && !qf_list_empty(qfl)) 6987 // Adding to existing list, use last entry. 6988 old_last = qfl->qf_last; 6989 else if (action == 'r') 6990 { 6991 qf_free_items(qfl); 6992 qf_store_title(qfl, title); 6993 } 6994 6995 FOR_ALL_LIST_ITEMS(list, li) 6996 { 6997 if (li->li_tv.v_type != VAR_DICT) 6998 continue; // Skip non-dict items 6999 7000 d = li->li_tv.vval.v_dict; 7001 if (d == NULL) 7002 continue; 7003 7004 retval = qf_add_entry_from_dict(qfl, d, li == list->lv_first, 7005 &valid_entry); 7006 if (retval == QF_FAIL) 7007 break; 7008 } 7009 7010 // Check if any valid error entries are added to the list. 7011 if (valid_entry) 7012 qfl->qf_nonevalid = FALSE; 7013 else if (qfl->qf_index == 0) 7014 // no valid entry 7015 qfl->qf_nonevalid = TRUE; 7016 7017 // If not appending to the list, set the current error to the first entry 7018 if (action != 'a') 7019 qfl->qf_ptr = qfl->qf_start; 7020 7021 // Update the current error index if not appending to the list or if the 7022 // list was empty before and it is not empty now. 7023 if ((action != 'a' || qfl->qf_index == 0) && !qf_list_empty(qfl)) 7024 qfl->qf_index = 1; 7025 7026 // Don't update the cursor in quickfix window when appending entries 7027 qf_update_buffer(qi, old_last); 7028 7029 return retval; 7030 } 7031 7032 /* 7033 * Get the quickfix list index from 'nr' or 'id' 7034 */ 7035 static int 7036 qf_setprop_get_qfidx( 7037 qf_info_T *qi, 7038 dict_T *what, 7039 int action, 7040 int *newlist) 7041 { 7042 dictitem_T *di; 7043 int qf_idx = qi->qf_curlist; // default is the current list 7044 7045 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 7046 { 7047 // Use the specified quickfix/location list 7048 if (di->di_tv.v_type == VAR_NUMBER) 7049 { 7050 // for zero use the current list 7051 if (di->di_tv.vval.v_number != 0) 7052 qf_idx = di->di_tv.vval.v_number - 1; 7053 7054 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 7055 { 7056 // When creating a new list, accept qf_idx pointing to the next 7057 // non-available list and add the new list at the end of the 7058 // stack. 7059 *newlist = TRUE; 7060 qf_idx = qf_stack_empty(qi) ? 0 : qi->qf_listcount - 1; 7061 } 7062 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 7063 return INVALID_QFIDX; 7064 else if (action != ' ') 7065 *newlist = FALSE; // use the specified list 7066 } 7067 else if (di->di_tv.v_type == VAR_STRING 7068 && di->di_tv.vval.v_string != NULL 7069 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7070 { 7071 if (!qf_stack_empty(qi)) 7072 qf_idx = qi->qf_listcount - 1; 7073 else if (*newlist) 7074 qf_idx = 0; 7075 else 7076 return INVALID_QFIDX; 7077 } 7078 else 7079 return INVALID_QFIDX; 7080 } 7081 7082 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 7083 { 7084 // Use the quickfix/location list with the specified id 7085 if (di->di_tv.v_type != VAR_NUMBER) 7086 return INVALID_QFIDX; 7087 7088 return qf_id2nr(qi, di->di_tv.vval.v_number); 7089 } 7090 7091 return qf_idx; 7092 } 7093 7094 /* 7095 * Set the quickfix list title. 7096 */ 7097 static int 7098 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 7099 { 7100 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7101 7102 if (di->di_tv.v_type != VAR_STRING) 7103 return FAIL; 7104 7105 vim_free(qfl->qf_title); 7106 qfl->qf_title = dict_get_string(what, (char_u *)"title", TRUE); 7107 if (qf_idx == qi->qf_curlist) 7108 qf_update_win_titlevar(qi); 7109 7110 return OK; 7111 } 7112 7113 /* 7114 * Set quickfix list items/entries. 7115 */ 7116 static int 7117 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 7118 { 7119 int retval = FAIL; 7120 char_u *title_save; 7121 7122 if (di->di_tv.v_type != VAR_LIST) 7123 return FAIL; 7124 7125 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 7126 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 7127 title_save, action == ' ' ? 'a' : action); 7128 vim_free(title_save); 7129 7130 return retval; 7131 } 7132 7133 /* 7134 * Set quickfix list items/entries from a list of lines. 7135 */ 7136 static int 7137 qf_setprop_items_from_lines( 7138 qf_info_T *qi, 7139 int qf_idx, 7140 dict_T *what, 7141 dictitem_T *di, 7142 int action) 7143 { 7144 char_u *errorformat = p_efm; 7145 dictitem_T *efm_di; 7146 int retval = FAIL; 7147 7148 // Use the user supplied errorformat settings (if present) 7149 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 7150 { 7151 if (efm_di->di_tv.v_type != VAR_STRING || 7152 efm_di->di_tv.vval.v_string == NULL) 7153 return FAIL; 7154 errorformat = efm_di->di_tv.vval.v_string; 7155 } 7156 7157 // Only a List value is supported 7158 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 7159 return FAIL; 7160 7161 if (action == 'r') 7162 qf_free_items(&qi->qf_lists[qf_idx]); 7163 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 7164 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 7165 retval = OK; 7166 7167 return retval; 7168 } 7169 7170 /* 7171 * Set quickfix list context. 7172 */ 7173 static int 7174 qf_setprop_context(qf_list_T *qfl, dictitem_T *di) 7175 { 7176 typval_T *ctx; 7177 7178 free_tv(qfl->qf_ctx); 7179 ctx = alloc_tv(); 7180 if (ctx != NULL) 7181 copy_tv(&di->di_tv, ctx); 7182 qfl->qf_ctx = ctx; 7183 7184 return OK; 7185 } 7186 7187 /* 7188 * Set the current index in the specified quickfix list 7189 */ 7190 static int 7191 qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di) 7192 { 7193 int denote = FALSE; 7194 int newidx; 7195 int old_qfidx; 7196 qfline_T *qf_ptr; 7197 7198 // If the specified index is '$', then use the last entry 7199 if (di->di_tv.v_type == VAR_STRING 7200 && di->di_tv.vval.v_string != NULL 7201 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7202 newidx = qfl->qf_count; 7203 else 7204 { 7205 // Otherwise use the specified index 7206 newidx = tv_get_number_chk(&di->di_tv, &denote); 7207 if (denote) 7208 return FAIL; 7209 } 7210 7211 if (newidx < 1) // sanity check 7212 return FAIL; 7213 if (newidx > qfl->qf_count) 7214 newidx = qfl->qf_count; 7215 7216 old_qfidx = qfl->qf_index; 7217 qf_ptr = get_nth_entry(qfl, newidx, &newidx); 7218 if (qf_ptr == NULL) 7219 return FAIL; 7220 qfl->qf_ptr = qf_ptr; 7221 qfl->qf_index = newidx; 7222 7223 // If the current list is modified and it is displayed in the quickfix 7224 // window, then Update it. 7225 if (qf_get_curlist(qi)->qf_id == qfl->qf_id) 7226 qf_win_pos_update(qi, old_qfidx); 7227 7228 return OK; 7229 } 7230 7231 /* 7232 * Set the current index in the specified quickfix list 7233 */ 7234 static int 7235 qf_setprop_qftf(qf_info_T *qi UNUSED, qf_list_T *qfl, dictitem_T *di) 7236 { 7237 VIM_CLEAR(qfl->qf_qftf); 7238 if (di->di_tv.v_type == VAR_STRING 7239 && di->di_tv.vval.v_string != NULL) 7240 qfl->qf_qftf = vim_strsave(di->di_tv.vval.v_string); 7241 7242 return OK; 7243 } 7244 7245 /* 7246 * Set quickfix/location list properties (title, items, context). 7247 * Also used to add items from parsing a list of lines. 7248 * Used by the setqflist() and setloclist() Vim script functions. 7249 */ 7250 static int 7251 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 7252 { 7253 dictitem_T *di; 7254 int retval = FAIL; 7255 int qf_idx; 7256 int newlist = FALSE; 7257 qf_list_T *qfl; 7258 7259 if (action == ' ' || qf_stack_empty(qi)) 7260 newlist = TRUE; 7261 7262 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 7263 if (qf_idx == INVALID_QFIDX) // List not found 7264 return FAIL; 7265 7266 if (newlist) 7267 { 7268 qi->qf_curlist = qf_idx; 7269 qf_new_list(qi, title); 7270 qf_idx = qi->qf_curlist; 7271 } 7272 7273 qfl = qf_get_list(qi, qf_idx); 7274 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 7275 retval = qf_setprop_title(qi, qf_idx, what, di); 7276 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 7277 retval = qf_setprop_items(qi, qf_idx, di, action); 7278 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7279 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 7280 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 7281 retval = qf_setprop_context(qfl, di); 7282 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7283 retval = qf_setprop_curidx(qi, qfl, di); 7284 if ((di = dict_find(what, (char_u *)"quickfixtextfunc", -1)) != NULL) 7285 retval = qf_setprop_qftf(qi, qfl, di); 7286 7287 if (retval == OK) 7288 qf_list_changed(qfl); 7289 7290 return retval; 7291 } 7292 7293 /* 7294 * Free the entire quickfix/location list stack. 7295 * If the quickfix/location list window is open, then clear it. 7296 */ 7297 static void 7298 qf_free_stack(win_T *wp, qf_info_T *qi) 7299 { 7300 win_T *qfwin = qf_find_win(qi); 7301 win_T *llwin = NULL; 7302 7303 if (qfwin != NULL) 7304 { 7305 // If the quickfix/location list window is open, then clear it 7306 if (qi->qf_curlist < qi->qf_listcount) 7307 qf_free(qf_get_curlist(qi)); 7308 qf_update_buffer(qi, NULL); 7309 } 7310 7311 if (wp != NULL && IS_LL_WINDOW(wp)) 7312 { 7313 // If in the location list window, then use the non-location list 7314 // window with this location list (if present) 7315 llwin = qf_find_win_with_loclist(qi); 7316 if (llwin != NULL) 7317 wp = llwin; 7318 } 7319 7320 qf_free_all(wp); 7321 if (wp == NULL) 7322 { 7323 // quickfix list 7324 qi->qf_curlist = 0; 7325 qi->qf_listcount = 0; 7326 } 7327 else if (qfwin != NULL) 7328 { 7329 // If the location list window is open, then create a new empty 7330 // location list 7331 qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION); 7332 7333 if (new_ll != NULL) 7334 { 7335 new_ll->qf_bufnr = qfwin->w_buffer->b_fnum; 7336 7337 // first free the list reference in the location list window 7338 ll_free_all(&qfwin->w_llist_ref); 7339 7340 qfwin->w_llist_ref = new_ll; 7341 if (wp != qfwin) 7342 win_set_loclist(wp, new_ll); 7343 } 7344 } 7345 } 7346 7347 /* 7348 * Populate the quickfix list with the items supplied in the list 7349 * of dictionaries. "title" will be copied to w:quickfix_title. 7350 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 7351 */ 7352 int 7353 set_errorlist( 7354 win_T *wp, 7355 list_T *list, 7356 int action, 7357 char_u *title, 7358 dict_T *what) 7359 { 7360 qf_info_T *qi = &ql_info; 7361 int retval = OK; 7362 7363 if (wp != NULL) 7364 { 7365 qi = ll_get_or_alloc_list(wp); 7366 if (qi == NULL) 7367 return FAIL; 7368 } 7369 7370 if (action == 'f') 7371 { 7372 // Free the entire quickfix or location list stack 7373 qf_free_stack(wp, qi); 7374 return OK; 7375 } 7376 7377 incr_quickfix_busy(); 7378 7379 if (what != NULL) 7380 retval = qf_set_properties(qi, what, action, title); 7381 else 7382 { 7383 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 7384 if (retval == OK) 7385 qf_list_changed(qf_get_curlist(qi)); 7386 } 7387 7388 decr_quickfix_busy(); 7389 7390 return retval; 7391 } 7392 7393 /* 7394 * Mark the context as in use for all the lists in a quickfix stack. 7395 */ 7396 static int 7397 mark_quickfix_ctx(qf_info_T *qi, int copyID) 7398 { 7399 int i; 7400 int abort = FALSE; 7401 typval_T *ctx; 7402 7403 for (i = 0; i < LISTCOUNT && !abort; ++i) 7404 { 7405 ctx = qi->qf_lists[i].qf_ctx; 7406 if (ctx != NULL && ctx->v_type != VAR_NUMBER 7407 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 7408 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 7409 } 7410 7411 return abort; 7412 } 7413 7414 /* 7415 * Mark the context of the quickfix list and the location lists (if present) as 7416 * "in use". So that garbage collection doesn't free the context. 7417 */ 7418 int 7419 set_ref_in_quickfix(int copyID) 7420 { 7421 int abort = FALSE; 7422 tabpage_T *tp; 7423 win_T *win; 7424 7425 abort = mark_quickfix_ctx(&ql_info, copyID); 7426 if (abort) 7427 return abort; 7428 7429 FOR_ALL_TAB_WINDOWS(tp, win) 7430 { 7431 if (win->w_llist != NULL) 7432 { 7433 abort = mark_quickfix_ctx(win->w_llist, copyID); 7434 if (abort) 7435 return abort; 7436 } 7437 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 7438 { 7439 // In a location list window and none of the other windows is 7440 // referring to this location list. Mark the location list 7441 // context as still in use. 7442 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 7443 if (abort) 7444 return abort; 7445 } 7446 } 7447 7448 return abort; 7449 } 7450 #endif 7451 7452 /* 7453 * Return the autocmd name for the :cbuffer Ex commands 7454 */ 7455 static char_u * 7456 cbuffer_get_auname(cmdidx_T cmdidx) 7457 { 7458 switch (cmdidx) 7459 { 7460 case CMD_cbuffer: return (char_u *)"cbuffer"; 7461 case CMD_cgetbuffer: return (char_u *)"cgetbuffer"; 7462 case CMD_caddbuffer: return (char_u *)"caddbuffer"; 7463 case CMD_lbuffer: return (char_u *)"lbuffer"; 7464 case CMD_lgetbuffer: return (char_u *)"lgetbuffer"; 7465 case CMD_laddbuffer: return (char_u *)"laddbuffer"; 7466 default: return NULL; 7467 } 7468 } 7469 7470 /* 7471 * Process and validate the arguments passed to the :cbuffer, :caddbuffer, 7472 * :cgetbuffer, :lbuffer, :laddbuffer, :lgetbuffer Ex commands. 7473 */ 7474 static int 7475 cbuffer_process_args( 7476 exarg_T *eap, 7477 buf_T **bufp, 7478 linenr_T *line1, 7479 linenr_T *line2) 7480 { 7481 buf_T *buf = NULL; 7482 7483 if (*eap->arg == NUL) 7484 buf = curbuf; 7485 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 7486 buf = buflist_findnr(atoi((char *)eap->arg)); 7487 7488 if (buf == NULL) 7489 { 7490 emsg(_(e_invarg)); 7491 return FAIL; 7492 } 7493 7494 if (buf->b_ml.ml_mfp == NULL) 7495 { 7496 emsg(_("E681: Buffer is not loaded")); 7497 return FAIL; 7498 } 7499 7500 if (eap->addr_count == 0) 7501 { 7502 eap->line1 = 1; 7503 eap->line2 = buf->b_ml.ml_line_count; 7504 } 7505 7506 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 7507 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 7508 { 7509 emsg(_(e_invrange)); 7510 return FAIL; 7511 } 7512 7513 *line1 = eap->line1; 7514 *line2 = eap->line2; 7515 *bufp = buf; 7516 7517 return OK; 7518 } 7519 7520 /* 7521 * ":[range]cbuffer [bufnr]" command. 7522 * ":[range]caddbuffer [bufnr]" command. 7523 * ":[range]cgetbuffer [bufnr]" command. 7524 * ":[range]lbuffer [bufnr]" command. 7525 * ":[range]laddbuffer [bufnr]" command. 7526 * ":[range]lgetbuffer [bufnr]" command. 7527 */ 7528 void 7529 ex_cbuffer(exarg_T *eap) 7530 { 7531 buf_T *buf = NULL; 7532 qf_info_T *qi; 7533 char_u *au_name = NULL; 7534 int res; 7535 int_u save_qfid; 7536 win_T *wp = NULL; 7537 char_u *qf_title; 7538 linenr_T line1; 7539 linenr_T line2; 7540 7541 au_name = cbuffer_get_auname(eap->cmdidx); 7542 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7543 curbuf->b_fname, TRUE, curbuf)) 7544 { 7545 #ifdef FEAT_EVAL 7546 if (aborting()) 7547 return; 7548 #endif 7549 } 7550 7551 // Must come after autocommands. 7552 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7553 if (qi == NULL) 7554 return; 7555 7556 if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL) 7557 return; 7558 7559 qf_title = qf_cmdtitle(*eap->cmdlinep); 7560 7561 if (buf->b_sfname) 7562 { 7563 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 7564 (char *)qf_title, (char *)buf->b_sfname); 7565 qf_title = IObuff; 7566 } 7567 7568 incr_quickfix_busy(); 7569 7570 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 7571 (eap->cmdidx != CMD_caddbuffer 7572 && eap->cmdidx != CMD_laddbuffer), 7573 line1, line2, 7574 qf_title, NULL); 7575 if (qf_stack_empty(qi)) 7576 { 7577 decr_quickfix_busy(); 7578 return; 7579 } 7580 if (res >= 0) 7581 qf_list_changed(qf_get_curlist(qi)); 7582 7583 // Remember the current quickfix list identifier, so that we can 7584 // check for autocommands changing the current quickfix list. 7585 save_qfid = qf_get_curlist(qi)->qf_id; 7586 if (au_name != NULL) 7587 { 7588 buf_T *curbuf_old = curbuf; 7589 7590 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, curbuf->b_fname, 7591 TRUE, curbuf); 7592 if (curbuf != curbuf_old) 7593 // Autocommands changed buffer, don't jump now, "qi" may 7594 // be invalid. 7595 res = 0; 7596 } 7597 // Jump to the first error for a new list and if autocmds didn't 7598 // free the list. 7599 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 7600 eap->cmdidx == CMD_lbuffer) 7601 && qflist_valid(wp, save_qfid)) 7602 // display the first error 7603 qf_jump_first(qi, save_qfid, eap->forceit); 7604 7605 decr_quickfix_busy(); 7606 } 7607 7608 #if defined(FEAT_EVAL) || defined(PROTO) 7609 /* 7610 * Return the autocmd name for the :cexpr Ex commands. 7611 */ 7612 static char_u * 7613 cexpr_get_auname(cmdidx_T cmdidx) 7614 { 7615 switch (cmdidx) 7616 { 7617 case CMD_cexpr: return (char_u *)"cexpr"; 7618 case CMD_cgetexpr: return (char_u *)"cgetexpr"; 7619 case CMD_caddexpr: return (char_u *)"caddexpr"; 7620 case CMD_lexpr: return (char_u *)"lexpr"; 7621 case CMD_lgetexpr: return (char_u *)"lgetexpr"; 7622 case CMD_laddexpr: return (char_u *)"laddexpr"; 7623 default: return NULL; 7624 } 7625 } 7626 7627 /* 7628 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 7629 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 7630 */ 7631 void 7632 ex_cexpr(exarg_T *eap) 7633 { 7634 typval_T *tv; 7635 qf_info_T *qi; 7636 char_u *au_name = NULL; 7637 int res; 7638 int_u save_qfid; 7639 win_T *wp = NULL; 7640 7641 au_name = cexpr_get_auname(eap->cmdidx); 7642 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7643 curbuf->b_fname, TRUE, curbuf)) 7644 { 7645 #ifdef FEAT_EVAL 7646 if (aborting()) 7647 return; 7648 #endif 7649 } 7650 7651 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7652 if (qi == NULL) 7653 return; 7654 7655 // Evaluate the expression. When the result is a string or a list we can 7656 // use it to fill the errorlist. 7657 tv = eval_expr(eap->arg, &eap->nextcmd); 7658 if (tv != NULL) 7659 { 7660 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 7661 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 7662 { 7663 incr_quickfix_busy(); 7664 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 7665 (eap->cmdidx != CMD_caddexpr 7666 && eap->cmdidx != CMD_laddexpr), 7667 (linenr_T)0, (linenr_T)0, 7668 qf_cmdtitle(*eap->cmdlinep), NULL); 7669 if (qf_stack_empty(qi)) 7670 { 7671 decr_quickfix_busy(); 7672 goto cleanup; 7673 } 7674 if (res >= 0) 7675 qf_list_changed(qf_get_curlist(qi)); 7676 7677 // Remember the current quickfix list identifier, so that we can 7678 // check for autocommands changing the current quickfix list. 7679 save_qfid = qf_get_curlist(qi)->qf_id; 7680 if (au_name != NULL) 7681 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7682 curbuf->b_fname, TRUE, curbuf); 7683 7684 // Jump to the first error for a new list and if autocmds didn't 7685 // free the list. 7686 if (res > 0 && (eap->cmdidx == CMD_cexpr 7687 || eap->cmdidx == CMD_lexpr) 7688 && qflist_valid(wp, save_qfid)) 7689 // display the first error 7690 qf_jump_first(qi, save_qfid, eap->forceit); 7691 decr_quickfix_busy(); 7692 } 7693 else 7694 emsg(_("E777: String or List expected")); 7695 cleanup: 7696 free_tv(tv); 7697 } 7698 } 7699 #endif 7700 7701 /* 7702 * Get the location list for ":lhelpgrep" 7703 */ 7704 static qf_info_T * 7705 hgr_get_ll(int *new_ll) 7706 { 7707 win_T *wp; 7708 qf_info_T *qi; 7709 7710 // If the current window is a help window, then use it 7711 if (bt_help(curwin->w_buffer)) 7712 wp = curwin; 7713 else 7714 // Find an existing help window 7715 wp = qf_find_help_win(); 7716 7717 if (wp == NULL) // Help window not found 7718 qi = NULL; 7719 else 7720 qi = wp->w_llist; 7721 7722 if (qi == NULL) 7723 { 7724 // Allocate a new location list for help text matches 7725 if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL) 7726 return NULL; 7727 *new_ll = TRUE; 7728 } 7729 7730 return qi; 7731 } 7732 7733 /* 7734 * Search for a pattern in a help file. 7735 */ 7736 static void 7737 hgr_search_file( 7738 qf_list_T *qfl, 7739 char_u *fname, 7740 vimconv_T *p_vc, 7741 regmatch_T *p_regmatch) 7742 { 7743 FILE *fd; 7744 long lnum; 7745 7746 fd = mch_fopen((char *)fname, "r"); 7747 if (fd == NULL) 7748 return; 7749 7750 lnum = 1; 7751 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 7752 { 7753 char_u *line = IObuff; 7754 7755 // Convert a line if 'encoding' is not utf-8 and 7756 // the line contains a non-ASCII character. 7757 if (p_vc->vc_type != CONV_NONE 7758 && has_non_ascii(IObuff)) 7759 { 7760 line = string_convert(p_vc, IObuff, NULL); 7761 if (line == NULL) 7762 line = IObuff; 7763 } 7764 7765 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 7766 { 7767 int l = (int)STRLEN(line); 7768 7769 // remove trailing CR, LF, spaces, etc. 7770 while (l > 0 && line[l - 1] <= ' ') 7771 line[--l] = NUL; 7772 7773 if (qf_add_entry(qfl, 7774 NULL, // dir 7775 fname, 7776 NULL, 7777 0, 7778 line, 7779 lnum, 7780 (int)(p_regmatch->startp[0] - line) 7781 + 1, // col 7782 FALSE, // vis_col 7783 NULL, // search pattern 7784 0, // nr 7785 1, // type 7786 TRUE // valid 7787 ) == QF_FAIL) 7788 { 7789 got_int = TRUE; 7790 if (line != IObuff) 7791 vim_free(line); 7792 break; 7793 } 7794 } 7795 if (line != IObuff) 7796 vim_free(line); 7797 ++lnum; 7798 line_breakcheck(); 7799 } 7800 fclose(fd); 7801 } 7802 7803 /* 7804 * Search for a pattern in all the help files in the doc directory under 7805 * the given directory. 7806 */ 7807 static void 7808 hgr_search_files_in_dir( 7809 qf_list_T *qfl, 7810 char_u *dirname, 7811 regmatch_T *p_regmatch, 7812 vimconv_T *p_vc 7813 #ifdef FEAT_MULTI_LANG 7814 , char_u *lang 7815 #endif 7816 ) 7817 { 7818 int fcount; 7819 char_u **fnames; 7820 int fi; 7821 7822 // Find all "*.txt" and "*.??x" files in the "doc" directory. 7823 add_pathsep(dirname); 7824 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 7825 if (gen_expand_wildcards(1, &dirname, &fcount, 7826 &fnames, EW_FILE|EW_SILENT) == OK 7827 && fcount > 0) 7828 { 7829 for (fi = 0; fi < fcount && !got_int; ++fi) 7830 { 7831 #ifdef FEAT_MULTI_LANG 7832 // Skip files for a different language. 7833 if (lang != NULL 7834 && STRNICMP(lang, fnames[fi] 7835 + STRLEN(fnames[fi]) - 3, 2) != 0 7836 && !(STRNICMP(lang, "en", 2) == 0 7837 && STRNICMP("txt", fnames[fi] 7838 + STRLEN(fnames[fi]) - 3, 3) == 0)) 7839 continue; 7840 #endif 7841 7842 hgr_search_file(qfl, fnames[fi], p_vc, p_regmatch); 7843 } 7844 FreeWild(fcount, fnames); 7845 } 7846 } 7847 7848 /* 7849 * Search for a pattern in all the help files in the 'runtimepath' 7850 * and add the matches to a quickfix list. 7851 * 'lang' is the language specifier. If supplied, then only matches in the 7852 * specified language are found. 7853 */ 7854 static void 7855 hgr_search_in_rtp(qf_list_T *qfl, regmatch_T *p_regmatch, char_u *lang) 7856 { 7857 char_u *p; 7858 7859 vimconv_T vc; 7860 7861 // Help files are in utf-8 or latin1, convert lines when 'encoding' 7862 // differs. 7863 vc.vc_type = CONV_NONE; 7864 if (!enc_utf8) 7865 convert_setup(&vc, (char_u *)"utf-8", p_enc); 7866 7867 // Go through all the directories in 'runtimepath' 7868 p = p_rtp; 7869 while (*p != NUL && !got_int) 7870 { 7871 copy_option_part(&p, NameBuff, MAXPATHL, ","); 7872 7873 hgr_search_files_in_dir(qfl, NameBuff, p_regmatch, &vc 7874 #ifdef FEAT_MULTI_LANG 7875 , lang 7876 #endif 7877 ); 7878 } 7879 7880 if (vc.vc_type != CONV_NONE) 7881 convert_setup(&vc, NULL, NULL); 7882 } 7883 7884 /* 7885 * ":helpgrep {pattern}" 7886 */ 7887 void 7888 ex_helpgrep(exarg_T *eap) 7889 { 7890 regmatch_T regmatch; 7891 char_u *save_cpo; 7892 qf_info_T *qi = &ql_info; 7893 int new_qi = FALSE; 7894 char_u *au_name = NULL; 7895 char_u *lang = NULL; 7896 7897 switch (eap->cmdidx) 7898 { 7899 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 7900 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 7901 default: break; 7902 } 7903 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7904 curbuf->b_fname, TRUE, curbuf)) 7905 { 7906 #ifdef FEAT_EVAL 7907 if (aborting()) 7908 return; 7909 #endif 7910 } 7911 7912 if (is_loclist_cmd(eap->cmdidx)) 7913 { 7914 qi = hgr_get_ll(&new_qi); 7915 if (qi == NULL) 7916 return; 7917 } 7918 7919 // Make 'cpoptions' empty, the 'l' flag should not be used here. 7920 save_cpo = p_cpo; 7921 p_cpo = empty_option; 7922 7923 incr_quickfix_busy(); 7924 7925 #ifdef FEAT_MULTI_LANG 7926 // Check for a specified language 7927 lang = check_help_lang(eap->arg); 7928 #endif 7929 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 7930 regmatch.rm_ic = FALSE; 7931 if (regmatch.regprog != NULL) 7932 { 7933 qf_list_T *qfl; 7934 7935 // create a new quickfix list 7936 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 7937 qfl = qf_get_curlist(qi); 7938 7939 hgr_search_in_rtp(qfl, ®match, lang); 7940 7941 vim_regfree(regmatch.regprog); 7942 7943 qfl->qf_nonevalid = FALSE; 7944 qfl->qf_ptr = qfl->qf_start; 7945 qfl->qf_index = 1; 7946 qf_list_changed(qfl); 7947 qf_update_buffer(qi, NULL); 7948 } 7949 7950 if (p_cpo == empty_option) 7951 p_cpo = save_cpo; 7952 else 7953 // Darn, some plugin changed the value. 7954 free_string_option(save_cpo); 7955 7956 if (au_name != NULL) 7957 { 7958 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7959 curbuf->b_fname, TRUE, curbuf); 7960 if (!new_qi && IS_LL_STACK(qi) && qf_find_buf(qi) == NULL) 7961 { 7962 // autocommands made "qi" invalid 7963 decr_quickfix_busy(); 7964 return; 7965 } 7966 } 7967 7968 // Jump to first match. 7969 if (!qf_list_empty(qf_get_curlist(qi))) 7970 qf_jump(qi, 0, 0, FALSE); 7971 else 7972 semsg(_(e_nomatch2), eap->arg); 7973 7974 decr_quickfix_busy(); 7975 7976 if (eap->cmdidx == CMD_lhelpgrep) 7977 { 7978 // If the help window is not opened or if it already points to the 7979 // correct location list, then free the new location list. 7980 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 7981 { 7982 if (new_qi) 7983 ll_free_all(&qi); 7984 } 7985 else if (curwin->w_llist == NULL) 7986 curwin->w_llist = qi; 7987 } 7988 } 7989 #endif // FEAT_QUICKFIX 7990 7991 #if defined(FEAT_EVAL) || defined(PROTO) 7992 # ifdef FEAT_QUICKFIX 7993 static void 7994 get_qf_loc_list(int is_qf, win_T *wp, typval_T *what_arg, typval_T *rettv) 7995 { 7996 if (what_arg->v_type == VAR_UNKNOWN) 7997 { 7998 if (rettv_list_alloc(rettv) == OK) 7999 if (is_qf || wp != NULL) 8000 (void)get_errorlist(NULL, wp, -1, 0, rettv->vval.v_list); 8001 } 8002 else 8003 { 8004 if (rettv_dict_alloc(rettv) == OK) 8005 if (is_qf || (wp != NULL)) 8006 { 8007 if (what_arg->v_type == VAR_DICT) 8008 { 8009 dict_T *d = what_arg->vval.v_dict; 8010 8011 if (d != NULL) 8012 qf_get_properties(wp, d, rettv->vval.v_dict); 8013 } 8014 else 8015 emsg(_(e_dictreq)); 8016 } 8017 } 8018 } 8019 # endif 8020 8021 /* 8022 * "getloclist()" function 8023 */ 8024 void 8025 f_getloclist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8026 { 8027 # ifdef FEAT_QUICKFIX 8028 win_T *wp; 8029 8030 wp = find_win_by_nr_or_id(&argvars[0]); 8031 get_qf_loc_list(FALSE, wp, &argvars[1], rettv); 8032 # endif 8033 } 8034 8035 /* 8036 * "getqflist()" function 8037 */ 8038 void 8039 f_getqflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8040 { 8041 # ifdef FEAT_QUICKFIX 8042 get_qf_loc_list(TRUE, NULL, &argvars[0], rettv); 8043 # endif 8044 } 8045 8046 /* 8047 * Used by "setqflist()" and "setloclist()" functions 8048 */ 8049 static void 8050 set_qf_ll_list( 8051 win_T *wp UNUSED, 8052 typval_T *list_arg UNUSED, 8053 typval_T *action_arg UNUSED, 8054 typval_T *what_arg UNUSED, 8055 typval_T *rettv) 8056 { 8057 # ifdef FEAT_QUICKFIX 8058 static char *e_invact = N_("E927: Invalid action: '%s'"); 8059 char_u *act; 8060 int action = 0; 8061 static int recursive = 0; 8062 # endif 8063 8064 rettv->vval.v_number = -1; 8065 8066 # ifdef FEAT_QUICKFIX 8067 if (list_arg->v_type != VAR_LIST) 8068 emsg(_(e_listreq)); 8069 else if (recursive != 0) 8070 emsg(_(e_au_recursive)); 8071 else 8072 { 8073 list_T *l = list_arg->vval.v_list; 8074 dict_T *d = NULL; 8075 int valid_dict = TRUE; 8076 8077 if (action_arg->v_type == VAR_STRING) 8078 { 8079 act = tv_get_string_chk(action_arg); 8080 if (act == NULL) 8081 return; // type error; errmsg already given 8082 if ((*act == 'a' || *act == 'r' || *act == ' ' || *act == 'f') && 8083 act[1] == NUL) 8084 action = *act; 8085 else 8086 semsg(_(e_invact), act); 8087 } 8088 else if (action_arg->v_type == VAR_UNKNOWN) 8089 action = ' '; 8090 else 8091 emsg(_(e_stringreq)); 8092 8093 if (action_arg->v_type != VAR_UNKNOWN 8094 && what_arg->v_type != VAR_UNKNOWN) 8095 { 8096 if (what_arg->v_type == VAR_DICT) 8097 d = what_arg->vval.v_dict; 8098 else 8099 { 8100 emsg(_(e_dictreq)); 8101 valid_dict = FALSE; 8102 } 8103 } 8104 8105 ++recursive; 8106 if (l != NULL && action && valid_dict && set_errorlist(wp, l, action, 8107 (char_u *)(wp == NULL ? ":setqflist()" : ":setloclist()"), 8108 d) == OK) 8109 rettv->vval.v_number = 0; 8110 --recursive; 8111 } 8112 # endif 8113 } 8114 8115 /* 8116 * "setloclist()" function 8117 */ 8118 void 8119 f_setloclist(typval_T *argvars, typval_T *rettv) 8120 { 8121 win_T *win; 8122 8123 rettv->vval.v_number = -1; 8124 8125 win = find_win_by_nr_or_id(&argvars[0]); 8126 if (win != NULL) 8127 set_qf_ll_list(win, &argvars[1], &argvars[2], &argvars[3], rettv); 8128 } 8129 8130 /* 8131 * "setqflist()" function 8132 */ 8133 void 8134 f_setqflist(typval_T *argvars, typval_T *rettv) 8135 { 8136 set_qf_ll_list(NULL, &argvars[0], &argvars[1], &argvars[2], rettv); 8137 } 8138 #endif 8139