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 callback_T qftf_cb; // 'quickfixtextfunc' callback function 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 // callback function for 'quickfixtextfunc' 165 static callback_T qftf_cb; 166 167 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 168 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); 169 static void qf_free(qf_list_T *qfl); 170 static char_u *qf_types(int, int); 171 static int qf_get_fnum(qf_list_T *qfl, char_u *, char_u *); 172 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 173 static char_u *qf_pop_dir(struct dir_stack_T **); 174 static char_u *qf_guess_filepath(qf_list_T *qfl, char_u *); 175 static void qf_jump_newwin(qf_info_T *qi, int dir, int errornr, int forceit, int newwin); 176 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 177 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 178 static win_T *qf_find_win(qf_info_T *qi); 179 static buf_T *qf_find_buf(qf_info_T *qi); 180 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 181 static void qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid); 182 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 183 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 184 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 185 static qf_info_T *ll_get_or_alloc_list(win_T *); 186 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 187 188 // Quickfix window check helper macro 189 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 190 // Location list window check helper macro 191 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 192 193 // Quickfix and location list stack check helper macros 194 #define IS_QF_STACK(qi) (qi->qfl_type == QFLT_QUICKFIX) 195 #define IS_LL_STACK(qi) (qi->qfl_type == QFLT_LOCATION) 196 #define IS_QF_LIST(qfl) (qfl->qfl_type == QFLT_QUICKFIX) 197 #define IS_LL_LIST(qfl) (qfl->qfl_type == QFLT_LOCATION) 198 199 /* 200 * Return location list for window 'wp' 201 * For location list window, return the referenced location list 202 */ 203 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 204 205 // Macro to loop through all the items in a quickfix list 206 // Quickfix item index starts from 1, so i below starts at 1 207 #define FOR_ALL_QFL_ITEMS(qfl, qfp, i) \ 208 for (i = 1, qfp = qfl->qf_start; \ 209 !got_int && i <= qfl->qf_count && qfp != NULL; \ 210 ++i, qfp = qfp->qf_next) 211 212 /* 213 * Looking up a buffer can be slow if there are many. Remember the last one 214 * to make this a lot faster if there are multiple matches in the same file. 215 */ 216 static char_u *qf_last_bufname = NULL; 217 static bufref_T qf_last_bufref = {NULL, 0, 0}; 218 219 static char *e_current_quickfix_list_was_changed = 220 N_("E925: Current quickfix list was changed"); 221 static char *e_current_location_list_was_changed = 222 N_("E926: Current location list was changed"); 223 224 /* 225 * Maximum number of bytes allowed per line while reading a errorfile. 226 */ 227 #define LINE_MAXLEN 4096 228 229 static struct fmtpattern 230 { 231 char_u convchar; 232 char *pattern; 233 } fmt_pat[FMT_PATTERNS] = 234 { 235 {'f', ".\\+"}, // only used when at end 236 {'n', "\\d\\+"}, 237 {'l', "\\d\\+"}, 238 {'c', "\\d\\+"}, 239 {'t', "."}, 240 {'m', ".\\+"}, 241 {'r', ".*"}, 242 {'p', "[- .]*"}, 243 {'v', "\\d\\+"}, 244 {'s', ".\\+"}, 245 {'o', ".\\+"} 246 }; 247 248 /* 249 * Convert an errorformat pattern to a regular expression pattern. 250 * See fmt_pat definition above for the list of supported patterns. The 251 * pattern specifier is supplied in "efmpat". The converted pattern is stored 252 * in "regpat". Returns a pointer to the location after the pattern. 253 */ 254 static char_u * 255 efmpat_to_regpat( 256 char_u *efmpat, 257 char_u *regpat, 258 efm_T *efminfo, 259 int idx, 260 int round) 261 { 262 char_u *srcptr; 263 264 if (efminfo->addr[idx]) 265 { 266 // Each errorformat pattern can occur only once 267 semsg(_("E372: Too many %%%c in format string"), *efmpat); 268 return NULL; 269 } 270 if ((idx && idx < 6 271 && vim_strchr((char_u *)"DXOPQ", efminfo->prefix) != NULL) 272 || (idx == 6 273 && vim_strchr((char_u *)"OPQ", efminfo->prefix) == NULL)) 274 { 275 semsg(_("E373: Unexpected %%%c in format string"), *efmpat); 276 return NULL; 277 } 278 efminfo->addr[idx] = (char_u)++round; 279 *regpat++ = '\\'; 280 *regpat++ = '('; 281 #ifdef BACKSLASH_IN_FILENAME 282 if (*efmpat == 'f') 283 { 284 // Also match "c:" in the file name, even when 285 // checking for a colon next: "%f:". 286 // "\%(\a:\)\=" 287 STRCPY(regpat, "\\%(\\a:\\)\\="); 288 regpat += 10; 289 } 290 #endif 291 if (*efmpat == 'f' && efmpat[1] != NUL) 292 { 293 if (efmpat[1] != '\\' && efmpat[1] != '%') 294 { 295 // A file name may contain spaces, but this isn't 296 // in "\f". For "%f:%l:%m" there may be a ":" in 297 // the file name. Use ".\{-1,}x" instead (x is 298 // the next character), the requirement that :999: 299 // follows should work. 300 STRCPY(regpat, ".\\{-1,}"); 301 regpat += 7; 302 } 303 else 304 { 305 // File name followed by '\\' or '%': include as 306 // many file name chars as possible. 307 STRCPY(regpat, "\\f\\+"); 308 regpat += 4; 309 } 310 } 311 else 312 { 313 srcptr = (char_u *)fmt_pat[idx].pattern; 314 while ((*regpat = *srcptr++) != NUL) 315 ++regpat; 316 } 317 *regpat++ = '\\'; 318 *regpat++ = ')'; 319 320 return regpat; 321 } 322 323 /* 324 * Convert a scanf like format in 'errorformat' to a regular expression. 325 * Returns a pointer to the location after the pattern. 326 */ 327 static char_u * 328 scanf_fmt_to_regpat( 329 char_u **pefmp, 330 char_u *efm, 331 int len, 332 char_u *regpat) 333 { 334 char_u *efmp = *pefmp; 335 336 if (*efmp == '[' || *efmp == '\\') 337 { 338 if ((*regpat++ = *efmp) == '[') // %*[^a-z0-9] etc. 339 { 340 if (efmp[1] == '^') 341 *regpat++ = *++efmp; 342 if (efmp < efm + len) 343 { 344 *regpat++ = *++efmp; // could be ']' 345 while (efmp < efm + len 346 && (*regpat++ = *++efmp) != ']') 347 // skip ; 348 if (efmp == efm + len) 349 { 350 emsg(_("E374: Missing ] in format string")); 351 return NULL; 352 } 353 } 354 } 355 else if (efmp < efm + len) // %*\D, %*\s etc. 356 *regpat++ = *++efmp; 357 *regpat++ = '\\'; 358 *regpat++ = '+'; 359 } 360 else 361 { 362 // TODO: scanf()-like: %*ud, %*3c, %*f, ... ? 363 semsg(_("E375: Unsupported %%%c in format string"), *efmp); 364 return NULL; 365 } 366 367 *pefmp = efmp; 368 369 return regpat; 370 } 371 372 /* 373 * Analyze/parse an errorformat prefix. 374 */ 375 static char_u * 376 efm_analyze_prefix(char_u *efmp, efm_T *efminfo) 377 { 378 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 379 efminfo->flags = *efmp++; 380 if (vim_strchr((char_u *)"DXAEWINCZGOPQ", *efmp) != NULL) 381 efminfo->prefix = *efmp; 382 else 383 { 384 semsg(_("E376: Invalid %%%c in format string prefix"), *efmp); 385 return NULL; 386 } 387 388 return efmp; 389 } 390 391 /* 392 * Converts a 'errorformat' string part in 'efm' to a regular expression 393 * pattern. The resulting regex pattern is returned in "regpat". Additional 394 * information about the 'erroformat' pattern is returned in "fmt_ptr". 395 * Returns OK or FAIL. 396 */ 397 static int 398 efm_to_regpat( 399 char_u *efm, 400 int len, 401 efm_T *fmt_ptr, 402 char_u *regpat) 403 { 404 char_u *ptr; 405 char_u *efmp; 406 int round; 407 int idx = 0; 408 409 // Build a regexp pattern for a 'errorformat' option part 410 ptr = regpat; 411 *ptr++ = '^'; 412 round = 0; 413 for (efmp = efm; efmp < efm + len; ++efmp) 414 { 415 if (*efmp == '%') 416 { 417 ++efmp; 418 for (idx = 0; idx < FMT_PATTERNS; ++idx) 419 if (fmt_pat[idx].convchar == *efmp) 420 break; 421 if (idx < FMT_PATTERNS) 422 { 423 ptr = efmpat_to_regpat(efmp, ptr, fmt_ptr, idx, round); 424 if (ptr == NULL) 425 return FAIL; 426 round++; 427 } 428 else if (*efmp == '*') 429 { 430 ++efmp; 431 ptr = scanf_fmt_to_regpat(&efmp, efm, len, ptr); 432 if (ptr == NULL) 433 return FAIL; 434 } 435 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 436 *ptr++ = *efmp; // regexp magic characters 437 else if (*efmp == '#') 438 *ptr++ = '*'; 439 else if (*efmp == '>') 440 fmt_ptr->conthere = TRUE; 441 else if (efmp == efm + 1) // analyse prefix 442 { 443 // prefix is allowed only at the beginning of the errorformat 444 // option part 445 efmp = efm_analyze_prefix(efmp, fmt_ptr); 446 if (efmp == NULL) 447 return FAIL; 448 } 449 else 450 { 451 semsg(_("E377: Invalid %%%c in format string"), *efmp); 452 return FAIL; 453 } 454 } 455 else // copy normal character 456 { 457 if (*efmp == '\\' && efmp + 1 < efm + len) 458 ++efmp; 459 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 460 *ptr++ = '\\'; // escape regexp atoms 461 if (*efmp) 462 *ptr++ = *efmp; 463 } 464 } 465 *ptr++ = '$'; 466 *ptr = NUL; 467 468 return OK; 469 } 470 471 /* 472 * Free the 'errorformat' information list 473 */ 474 static void 475 free_efm_list(efm_T **efm_first) 476 { 477 efm_T *efm_ptr; 478 479 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 480 { 481 *efm_first = efm_ptr->next; 482 vim_regfree(efm_ptr->prog); 483 vim_free(efm_ptr); 484 } 485 fmt_start = NULL; 486 } 487 488 /* 489 * Compute the size of the buffer used to convert a 'errorformat' pattern into 490 * a regular expression pattern. 491 */ 492 static int 493 efm_regpat_bufsz(char_u *efm) 494 { 495 int sz; 496 int i; 497 498 sz = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 499 for (i = FMT_PATTERNS; i > 0; ) 500 sz += (int)STRLEN(fmt_pat[--i].pattern); 501 #ifdef BACKSLASH_IN_FILENAME 502 sz += 12; // "%f" can become twelve chars longer (see efm_to_regpat) 503 #else 504 sz += 2; // "%f" can become two chars longer 505 #endif 506 507 return sz; 508 } 509 510 /* 511 * Return the length of a 'errorformat' option part (separated by ","). 512 */ 513 static int 514 efm_option_part_len(char_u *efm) 515 { 516 int len; 517 518 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 519 if (efm[len] == '\\' && efm[len + 1] != NUL) 520 ++len; 521 522 return len; 523 } 524 525 /* 526 * Parse the 'errorformat' option. Multiple parts in the 'errorformat' option 527 * are parsed and converted to regular expressions. Returns information about 528 * the parsed 'errorformat' option. 529 */ 530 static efm_T * 531 parse_efm_option(char_u *efm) 532 { 533 efm_T *fmt_ptr = NULL; 534 efm_T *fmt_first = NULL; 535 efm_T *fmt_last = NULL; 536 char_u *fmtstr = NULL; 537 int len; 538 int sz; 539 540 // Each part of the format string is copied and modified from errorformat 541 // to regex prog. Only a few % characters are allowed. 542 543 // Get some space to modify the format string into. 544 sz = efm_regpat_bufsz(efm); 545 if ((fmtstr = alloc(sz)) == NULL) 546 goto parse_efm_error; 547 548 while (efm[0] != NUL) 549 { 550 // Allocate a new eformat structure and put it at the end of the list 551 fmt_ptr = ALLOC_CLEAR_ONE(efm_T); 552 if (fmt_ptr == NULL) 553 goto parse_efm_error; 554 if (fmt_first == NULL) // first one 555 fmt_first = fmt_ptr; 556 else 557 fmt_last->next = fmt_ptr; 558 fmt_last = fmt_ptr; 559 560 // Isolate one part in the 'errorformat' option 561 len = efm_option_part_len(efm); 562 563 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr) == FAIL) 564 goto parse_efm_error; 565 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 566 goto parse_efm_error; 567 // Advance to next part 568 efm = skip_to_option_part(efm + len); // skip comma and spaces 569 } 570 571 if (fmt_first == NULL) // nothing found 572 emsg(_("E378: 'errorformat' contains no pattern")); 573 574 goto parse_efm_end; 575 576 parse_efm_error: 577 free_efm_list(&fmt_first); 578 579 parse_efm_end: 580 vim_free(fmtstr); 581 582 return fmt_first; 583 } 584 585 enum { 586 QF_FAIL = 0, 587 QF_OK = 1, 588 QF_END_OF_INPUT = 2, 589 QF_NOMEM = 3, 590 QF_IGNORE_LINE = 4, 591 QF_MULTISCAN = 5, 592 }; 593 594 /* 595 * State information used to parse lines and add entries to a quickfix/location 596 * list. 597 */ 598 typedef struct { 599 char_u *linebuf; 600 int linelen; 601 char_u *growbuf; 602 int growbufsiz; 603 FILE *fd; 604 typval_T *tv; 605 char_u *p_str; 606 listitem_T *p_li; 607 buf_T *buf; 608 linenr_T buflnum; 609 linenr_T lnumlast; 610 vimconv_T vc; 611 } qfstate_T; 612 613 /* 614 * Allocate more memory for the line buffer used for parsing lines. 615 */ 616 static char_u * 617 qf_grow_linebuf(qfstate_T *state, int newsz) 618 { 619 char_u *p; 620 621 // If the line exceeds LINE_MAXLEN exclude the last 622 // byte since it's not a NL character. 623 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 624 if (state->growbuf == NULL) 625 { 626 state->growbuf = alloc(state->linelen + 1); 627 if (state->growbuf == NULL) 628 return NULL; 629 state->growbufsiz = state->linelen; 630 } 631 else if (state->linelen > state->growbufsiz) 632 { 633 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 634 return NULL; 635 state->growbuf = p; 636 state->growbufsiz = state->linelen; 637 } 638 return state->growbuf; 639 } 640 641 /* 642 * Get the next string (separated by newline) from state->p_str. 643 */ 644 static int 645 qf_get_next_str_line(qfstate_T *state) 646 { 647 // Get the next line from the supplied string 648 char_u *p_str = state->p_str; 649 char_u *p; 650 int len; 651 652 if (*p_str == NUL) // Reached the end of the string 653 return QF_END_OF_INPUT; 654 655 p = vim_strchr(p_str, '\n'); 656 if (p != NULL) 657 len = (int)(p - p_str) + 1; 658 else 659 len = (int)STRLEN(p_str); 660 661 if (len > IOSIZE - 2) 662 { 663 state->linebuf = qf_grow_linebuf(state, len); 664 if (state->linebuf == NULL) 665 return QF_NOMEM; 666 } 667 else 668 { 669 state->linebuf = IObuff; 670 state->linelen = len; 671 } 672 vim_strncpy(state->linebuf, p_str, state->linelen); 673 674 // Increment using len in order to discard the rest of the 675 // line if it exceeds LINE_MAXLEN. 676 p_str += len; 677 state->p_str = p_str; 678 679 return QF_OK; 680 } 681 682 /* 683 * Get the next string from state->p_Li. 684 */ 685 static int 686 qf_get_next_list_line(qfstate_T *state) 687 { 688 listitem_T *p_li = state->p_li; 689 int len; 690 691 while (p_li != NULL 692 && (p_li->li_tv.v_type != VAR_STRING 693 || p_li->li_tv.vval.v_string == NULL)) 694 p_li = p_li->li_next; // Skip non-string items 695 696 if (p_li == NULL) // End of the list 697 { 698 state->p_li = NULL; 699 return QF_END_OF_INPUT; 700 } 701 702 len = (int)STRLEN(p_li->li_tv.vval.v_string); 703 if (len > IOSIZE - 2) 704 { 705 state->linebuf = qf_grow_linebuf(state, len); 706 if (state->linebuf == NULL) 707 return QF_NOMEM; 708 } 709 else 710 { 711 state->linebuf = IObuff; 712 state->linelen = len; 713 } 714 715 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 716 717 state->p_li = p_li->li_next; // next item 718 return QF_OK; 719 } 720 721 /* 722 * Get the next string from state->buf. 723 */ 724 static int 725 qf_get_next_buf_line(qfstate_T *state) 726 { 727 char_u *p_buf = NULL; 728 int len; 729 730 // Get the next line from the supplied buffer 731 if (state->buflnum > state->lnumlast) 732 return QF_END_OF_INPUT; 733 734 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 735 state->buflnum += 1; 736 737 len = (int)STRLEN(p_buf); 738 if (len > IOSIZE - 2) 739 { 740 state->linebuf = qf_grow_linebuf(state, len); 741 if (state->linebuf == NULL) 742 return QF_NOMEM; 743 } 744 else 745 { 746 state->linebuf = IObuff; 747 state->linelen = len; 748 } 749 vim_strncpy(state->linebuf, p_buf, state->linelen); 750 751 return QF_OK; 752 } 753 754 /* 755 * Get the next string from file state->fd. 756 */ 757 static int 758 qf_get_next_file_line(qfstate_T *state) 759 { 760 int discard; 761 int growbuflen; 762 763 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 764 return QF_END_OF_INPUT; 765 766 discard = FALSE; 767 state->linelen = (int)STRLEN(IObuff); 768 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 769 { 770 // The current line exceeds IObuff, continue reading using 771 // growbuf until EOL or LINE_MAXLEN bytes is read. 772 if (state->growbuf == NULL) 773 { 774 state->growbufsiz = 2 * (IOSIZE - 1); 775 state->growbuf = alloc(state->growbufsiz); 776 if (state->growbuf == NULL) 777 return QF_NOMEM; 778 } 779 780 // Copy the read part of the line, excluding null-terminator 781 memcpy(state->growbuf, IObuff, IOSIZE - 1); 782 growbuflen = state->linelen; 783 784 for (;;) 785 { 786 char_u *p; 787 788 if (fgets((char *)state->growbuf + growbuflen, 789 state->growbufsiz - growbuflen, state->fd) == NULL) 790 break; 791 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 792 growbuflen += state->linelen; 793 if ((state->growbuf)[growbuflen - 1] == '\n') 794 break; 795 if (state->growbufsiz == LINE_MAXLEN) 796 { 797 discard = TRUE; 798 break; 799 } 800 801 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 802 ? 2 * state->growbufsiz : LINE_MAXLEN; 803 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 804 return QF_NOMEM; 805 state->growbuf = p; 806 } 807 808 while (discard) 809 { 810 // The current line is longer than LINE_MAXLEN, continue 811 // reading but discard everything until EOL or EOF is 812 // reached. 813 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 814 || (int)STRLEN(IObuff) < IOSIZE - 1 815 || IObuff[IOSIZE - 2] == '\n') 816 break; 817 } 818 819 state->linebuf = state->growbuf; 820 state->linelen = growbuflen; 821 } 822 else 823 state->linebuf = IObuff; 824 825 // Convert a line if it contains a non-ASCII character. 826 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 827 { 828 char_u *line; 829 830 line = string_convert(&state->vc, state->linebuf, &state->linelen); 831 if (line != NULL) 832 { 833 if (state->linelen < IOSIZE) 834 { 835 STRCPY(state->linebuf, line); 836 vim_free(line); 837 } 838 else 839 { 840 vim_free(state->growbuf); 841 state->linebuf = state->growbuf = line; 842 state->growbufsiz = state->linelen < LINE_MAXLEN 843 ? state->linelen : LINE_MAXLEN; 844 } 845 } 846 } 847 848 return QF_OK; 849 } 850 851 /* 852 * Get the next string from a file/buffer/list/string. 853 */ 854 static int 855 qf_get_nextline(qfstate_T *state) 856 { 857 int status = QF_FAIL; 858 859 if (state->fd == NULL) 860 { 861 if (state->tv != NULL) 862 { 863 if (state->tv->v_type == VAR_STRING) 864 // Get the next line from the supplied string 865 status = qf_get_next_str_line(state); 866 else if (state->tv->v_type == VAR_LIST) 867 // Get the next line from the supplied list 868 status = qf_get_next_list_line(state); 869 } 870 else 871 // Get the next line from the supplied buffer 872 status = qf_get_next_buf_line(state); 873 } 874 else 875 // Get the next line from the supplied file 876 status = qf_get_next_file_line(state); 877 878 if (status != QF_OK) 879 return status; 880 881 // remove newline/CR from the line 882 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 883 { 884 state->linebuf[state->linelen - 1] = NUL; 885 #ifdef USE_CRNL 886 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 887 state->linebuf[state->linelen - 2] = NUL; 888 #endif 889 } 890 891 remove_bom(state->linebuf); 892 893 return QF_OK; 894 } 895 896 typedef struct { 897 char_u *namebuf; 898 char_u *module; 899 char_u *errmsg; 900 int errmsglen; 901 long lnum; 902 int col; 903 char_u use_viscol; 904 char_u *pattern; 905 int enr; 906 int type; 907 int valid; 908 } qffields_T; 909 910 /* 911 * Parse the match for filename ('%f') pattern in regmatch. 912 * Return the matched value in "fields->namebuf". 913 */ 914 static int 915 qf_parse_fmt_f(regmatch_T *rmp, int midx, qffields_T *fields, int prefix) 916 { 917 int c; 918 919 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 920 return QF_FAIL; 921 922 // Expand ~/file and $HOME/file to full path. 923 c = *rmp->endp[midx]; 924 *rmp->endp[midx] = NUL; 925 expand_env(rmp->startp[midx], fields->namebuf, CMDBUFFSIZE); 926 *rmp->endp[midx] = c; 927 928 // For separate filename patterns (%O, %P and %Q), the specified file 929 // should exist. 930 if (vim_strchr((char_u *)"OPQ", prefix) != NULL 931 && mch_getperm(fields->namebuf) == -1) 932 return QF_FAIL; 933 934 return QF_OK; 935 } 936 937 /* 938 * Parse the match for error number ('%n') pattern in regmatch. 939 * Return the matched value in "fields->enr". 940 */ 941 static int 942 qf_parse_fmt_n(regmatch_T *rmp, int midx, qffields_T *fields) 943 { 944 if (rmp->startp[midx] == NULL) 945 return QF_FAIL; 946 fields->enr = (int)atol((char *)rmp->startp[midx]); 947 return QF_OK; 948 } 949 950 /* 951 * Parse the match for line number (%l') pattern in regmatch. 952 * Return the matched value in "fields->lnum". 953 */ 954 static int 955 qf_parse_fmt_l(regmatch_T *rmp, int midx, qffields_T *fields) 956 { 957 if (rmp->startp[midx] == NULL) 958 return QF_FAIL; 959 fields->lnum = atol((char *)rmp->startp[midx]); 960 return QF_OK; 961 } 962 963 /* 964 * Parse the match for column number ('%c') pattern in regmatch. 965 * Return the matched value in "fields->col". 966 */ 967 static int 968 qf_parse_fmt_c(regmatch_T *rmp, int midx, qffields_T *fields) 969 { 970 if (rmp->startp[midx] == NULL) 971 return QF_FAIL; 972 fields->col = (int)atol((char *)rmp->startp[midx]); 973 return QF_OK; 974 } 975 976 /* 977 * Parse the match for error type ('%t') pattern in regmatch. 978 * Return the matched value in "fields->type". 979 */ 980 static int 981 qf_parse_fmt_t(regmatch_T *rmp, int midx, qffields_T *fields) 982 { 983 if (rmp->startp[midx] == NULL) 984 return QF_FAIL; 985 fields->type = *rmp->startp[midx]; 986 return QF_OK; 987 } 988 989 /* 990 * Copy a non-error line into the error string. Return the matched line in 991 * "fields->errmsg". 992 */ 993 static int 994 copy_nonerror_line(char_u *linebuf, int linelen, qffields_T *fields) 995 { 996 char_u *p; 997 998 if (linelen >= fields->errmsglen) 999 { 1000 // linelen + null terminator 1001 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1002 return QF_NOMEM; 1003 fields->errmsg = p; 1004 fields->errmsglen = linelen + 1; 1005 } 1006 // copy whole line to error message 1007 vim_strncpy(fields->errmsg, linebuf, linelen); 1008 1009 return QF_OK; 1010 } 1011 1012 /* 1013 * Parse the match for error message ('%m') pattern in regmatch. 1014 * Return the matched value in "fields->errmsg". 1015 */ 1016 static int 1017 qf_parse_fmt_m(regmatch_T *rmp, int midx, qffields_T *fields) 1018 { 1019 char_u *p; 1020 int len; 1021 1022 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1023 return QF_FAIL; 1024 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1025 if (len >= fields->errmsglen) 1026 { 1027 // len + null terminator 1028 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 1029 return QF_NOMEM; 1030 fields->errmsg = p; 1031 fields->errmsglen = len + 1; 1032 } 1033 vim_strncpy(fields->errmsg, rmp->startp[midx], len); 1034 return QF_OK; 1035 } 1036 1037 /* 1038 * Parse the match for rest of a single-line file message ('%r') pattern. 1039 * Return the matched value in "tail". 1040 */ 1041 static int 1042 qf_parse_fmt_r(regmatch_T *rmp, int midx, char_u **tail) 1043 { 1044 if (rmp->startp[midx] == NULL) 1045 return QF_FAIL; 1046 *tail = rmp->startp[midx]; 1047 return QF_OK; 1048 } 1049 1050 /* 1051 * Parse the match for the pointer line ('%p') pattern in regmatch. 1052 * Return the matched value in "fields->col". 1053 */ 1054 static int 1055 qf_parse_fmt_p(regmatch_T *rmp, int midx, qffields_T *fields) 1056 { 1057 char_u *match_ptr; 1058 1059 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1060 return QF_FAIL; 1061 fields->col = 0; 1062 for (match_ptr = rmp->startp[midx]; match_ptr != rmp->endp[midx]; 1063 ++match_ptr) 1064 { 1065 ++fields->col; 1066 if (*match_ptr == TAB) 1067 { 1068 fields->col += 7; 1069 fields->col -= fields->col % 8; 1070 } 1071 } 1072 ++fields->col; 1073 fields->use_viscol = TRUE; 1074 return QF_OK; 1075 } 1076 1077 /* 1078 * Parse the match for the virtual column number ('%v') pattern in regmatch. 1079 * Return the matched value in "fields->col". 1080 */ 1081 static int 1082 qf_parse_fmt_v(regmatch_T *rmp, int midx, qffields_T *fields) 1083 { 1084 if (rmp->startp[midx] == NULL) 1085 return QF_FAIL; 1086 fields->col = (int)atol((char *)rmp->startp[midx]); 1087 fields->use_viscol = TRUE; 1088 return QF_OK; 1089 } 1090 1091 /* 1092 * Parse the match for the search text ('%s') pattern in regmatch. 1093 * Return the matched value in "fields->pattern". 1094 */ 1095 static int 1096 qf_parse_fmt_s(regmatch_T *rmp, int midx, qffields_T *fields) 1097 { 1098 int len; 1099 1100 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1101 return QF_FAIL; 1102 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1103 if (len > CMDBUFFSIZE - 5) 1104 len = CMDBUFFSIZE - 5; 1105 STRCPY(fields->pattern, "^\\V"); 1106 STRNCAT(fields->pattern, rmp->startp[midx], len); 1107 fields->pattern[len + 3] = '\\'; 1108 fields->pattern[len + 4] = '$'; 1109 fields->pattern[len + 5] = NUL; 1110 return QF_OK; 1111 } 1112 1113 /* 1114 * Parse the match for the module ('%o') pattern in regmatch. 1115 * Return the matched value in "fields->module". 1116 */ 1117 static int 1118 qf_parse_fmt_o(regmatch_T *rmp, int midx, qffields_T *fields) 1119 { 1120 int len; 1121 1122 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1123 return QF_FAIL; 1124 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1125 if (len > CMDBUFFSIZE) 1126 len = CMDBUFFSIZE; 1127 STRNCAT(fields->module, rmp->startp[midx], len); 1128 return QF_OK; 1129 } 1130 1131 /* 1132 * 'errorformat' format pattern parser functions. 1133 * The '%f' and '%r' formats are parsed differently from other formats. 1134 * See qf_parse_match() for details. 1135 */ 1136 static int (*qf_parse_fmt[FMT_PATTERNS])(regmatch_T *, int, qffields_T *) = 1137 { 1138 NULL, 1139 qf_parse_fmt_n, 1140 qf_parse_fmt_l, 1141 qf_parse_fmt_c, 1142 qf_parse_fmt_t, 1143 qf_parse_fmt_m, 1144 NULL, 1145 qf_parse_fmt_p, 1146 qf_parse_fmt_v, 1147 qf_parse_fmt_s, 1148 qf_parse_fmt_o 1149 }; 1150 1151 /* 1152 * Parse the error format pattern matches in "regmatch" and set the values in 1153 * "fields". fmt_ptr contains the 'efm' format specifiers/prefixes that have a 1154 * match. Returns QF_OK if all the matches are successfully parsed. On 1155 * failure, returns QF_FAIL or QF_NOMEM. 1156 */ 1157 static int 1158 qf_parse_match( 1159 char_u *linebuf, 1160 int linelen, 1161 efm_T *fmt_ptr, 1162 regmatch_T *regmatch, 1163 qffields_T *fields, 1164 int qf_multiline, 1165 int qf_multiscan, 1166 char_u **tail) 1167 { 1168 int idx = fmt_ptr->prefix; 1169 int i; 1170 int midx; 1171 int status; 1172 1173 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 1174 return QF_FAIL; 1175 if (vim_strchr((char_u *)"EWIN", idx) != NULL) 1176 fields->type = idx; 1177 else 1178 fields->type = 0; 1179 1180 // Extract error message data from matched line. 1181 // We check for an actual submatch, because "\[" and "\]" in 1182 // the 'errorformat' may cause the wrong submatch to be used. 1183 for (i = 0; i < FMT_PATTERNS; i++) 1184 { 1185 status = QF_OK; 1186 midx = (int)fmt_ptr->addr[i]; 1187 if (i == 0 && midx > 0) // %f 1188 status = qf_parse_fmt_f(regmatch, midx, fields, idx); 1189 else if (i == 5) 1190 { 1191 if (fmt_ptr->flags == '+' && !qf_multiscan) // %+ 1192 status = copy_nonerror_line(linebuf, linelen, fields); 1193 else if (midx > 0) // %m 1194 status = qf_parse_fmt_m(regmatch, midx, fields); 1195 } 1196 else if (i == 6 && midx > 0) // %r 1197 status = qf_parse_fmt_r(regmatch, midx, tail); 1198 else if (midx > 0) // others 1199 status = (qf_parse_fmt[i])(regmatch, midx, fields); 1200 1201 if (status != QF_OK) 1202 return status; 1203 } 1204 1205 return QF_OK; 1206 } 1207 1208 /* 1209 * Parse an error line in 'linebuf' using a single error format string in 1210 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1211 * Returns QF_OK if the efm format matches completely and the fields are 1212 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1213 */ 1214 static int 1215 qf_parse_get_fields( 1216 char_u *linebuf, 1217 int linelen, 1218 efm_T *fmt_ptr, 1219 qffields_T *fields, 1220 int qf_multiline, 1221 int qf_multiscan, 1222 char_u **tail) 1223 { 1224 regmatch_T regmatch; 1225 int status = QF_FAIL; 1226 int r; 1227 1228 if (qf_multiscan && 1229 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1230 return QF_FAIL; 1231 1232 fields->namebuf[0] = NUL; 1233 fields->module[0] = NUL; 1234 fields->pattern[0] = NUL; 1235 if (!qf_multiscan) 1236 fields->errmsg[0] = NUL; 1237 fields->lnum = 0; 1238 fields->col = 0; 1239 fields->use_viscol = FALSE; 1240 fields->enr = -1; 1241 fields->type = 0; 1242 *tail = NULL; 1243 1244 // Always ignore case when looking for a matching error. 1245 regmatch.rm_ic = TRUE; 1246 regmatch.regprog = fmt_ptr->prog; 1247 r = vim_regexec(®match, linebuf, (colnr_T)0); 1248 fmt_ptr->prog = regmatch.regprog; 1249 if (r) 1250 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1251 fields, qf_multiline, qf_multiscan, tail); 1252 1253 return status; 1254 } 1255 1256 /* 1257 * Parse directory error format prefixes (%D and %X). 1258 * Push and pop directories from the directory stack when scanning directory 1259 * names. 1260 */ 1261 static int 1262 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1263 { 1264 if (idx == 'D') // enter directory 1265 { 1266 if (*fields->namebuf == NUL) 1267 { 1268 emsg(_("E379: Missing or empty directory name")); 1269 return QF_FAIL; 1270 } 1271 qfl->qf_directory = 1272 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1273 if (qfl->qf_directory == NULL) 1274 return QF_FAIL; 1275 } 1276 else if (idx == 'X') // leave directory 1277 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1278 1279 return QF_OK; 1280 } 1281 1282 /* 1283 * Parse global file name error format prefixes (%O, %P and %Q). 1284 */ 1285 static int 1286 qf_parse_file_pfx( 1287 int idx, 1288 qffields_T *fields, 1289 qf_list_T *qfl, 1290 char_u *tail) 1291 { 1292 fields->valid = FALSE; 1293 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1294 { 1295 if (*fields->namebuf && idx == 'P') 1296 qfl->qf_currfile = 1297 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1298 else if (idx == 'Q') 1299 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1300 *fields->namebuf = NUL; 1301 if (tail && *tail) 1302 { 1303 STRMOVE(IObuff, skipwhite(tail)); 1304 qfl->qf_multiscan = TRUE; 1305 return QF_MULTISCAN; 1306 } 1307 } 1308 1309 return QF_OK; 1310 } 1311 1312 /* 1313 * Parse a non-error line (a line which doesn't match any of the error 1314 * format in 'efm'). 1315 */ 1316 static int 1317 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1318 { 1319 fields->namebuf[0] = NUL; // no match found, remove file name 1320 fields->lnum = 0; // don't jump to this line 1321 fields->valid = FALSE; 1322 1323 return copy_nonerror_line(linebuf, linelen, fields); 1324 } 1325 1326 /* 1327 * Parse multi-line error format prefixes (%C and %Z) 1328 */ 1329 static int 1330 qf_parse_multiline_pfx( 1331 int idx, 1332 qf_list_T *qfl, 1333 qffields_T *fields) 1334 { 1335 char_u *ptr; 1336 int len; 1337 1338 if (!qfl->qf_multiignore) 1339 { 1340 qfline_T *qfprev = qfl->qf_last; 1341 1342 if (qfprev == NULL) 1343 return QF_FAIL; 1344 if (*fields->errmsg && !qfl->qf_multiignore) 1345 { 1346 len = (int)STRLEN(qfprev->qf_text); 1347 if ((ptr = alloc(len + STRLEN(fields->errmsg) + 2)) 1348 == NULL) 1349 return QF_FAIL; 1350 STRCPY(ptr, qfprev->qf_text); 1351 vim_free(qfprev->qf_text); 1352 qfprev->qf_text = ptr; 1353 *(ptr += len) = '\n'; 1354 STRCPY(++ptr, fields->errmsg); 1355 } 1356 if (qfprev->qf_nr == -1) 1357 qfprev->qf_nr = fields->enr; 1358 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1359 // only printable chars allowed 1360 qfprev->qf_type = fields->type; 1361 1362 if (!qfprev->qf_lnum) 1363 qfprev->qf_lnum = fields->lnum; 1364 if (!qfprev->qf_col) 1365 qfprev->qf_col = fields->col; 1366 qfprev->qf_viscol = fields->use_viscol; 1367 if (!qfprev->qf_fnum) 1368 qfprev->qf_fnum = qf_get_fnum(qfl, 1369 qfl->qf_directory, 1370 *fields->namebuf || qfl->qf_directory != NULL 1371 ? fields->namebuf 1372 : qfl->qf_currfile != NULL && fields->valid 1373 ? qfl->qf_currfile : 0); 1374 } 1375 if (idx == 'Z') 1376 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1377 line_breakcheck(); 1378 1379 return QF_IGNORE_LINE; 1380 } 1381 1382 /* 1383 * Parse a line and get the quickfix fields. 1384 * Return the QF_ status. 1385 */ 1386 static int 1387 qf_parse_line( 1388 qf_list_T *qfl, 1389 char_u *linebuf, 1390 int linelen, 1391 efm_T *fmt_first, 1392 qffields_T *fields) 1393 { 1394 efm_T *fmt_ptr; 1395 int idx = 0; 1396 char_u *tail = NULL; 1397 int status; 1398 1399 restofline: 1400 // If there was no %> item start at the first pattern 1401 if (fmt_start == NULL) 1402 fmt_ptr = fmt_first; 1403 else 1404 { 1405 // Otherwise start from the last used pattern 1406 fmt_ptr = fmt_start; 1407 fmt_start = NULL; 1408 } 1409 1410 // Try to match each part of 'errorformat' until we find a complete 1411 // match or no match. 1412 fields->valid = TRUE; 1413 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1414 { 1415 idx = fmt_ptr->prefix; 1416 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1417 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1418 if (status == QF_NOMEM) 1419 return status; 1420 if (status == QF_OK) 1421 break; 1422 } 1423 qfl->qf_multiscan = FALSE; 1424 1425 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1426 { 1427 if (fmt_ptr != NULL) 1428 { 1429 // 'D' and 'X' directory specifiers 1430 status = qf_parse_dir_pfx(idx, fields, qfl); 1431 if (status != QF_OK) 1432 return status; 1433 } 1434 1435 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1436 if (status != QF_OK) 1437 return status; 1438 1439 if (fmt_ptr == NULL) 1440 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1441 } 1442 else if (fmt_ptr != NULL) 1443 { 1444 // honor %> item 1445 if (fmt_ptr->conthere) 1446 fmt_start = fmt_ptr; 1447 1448 if (vim_strchr((char_u *)"AEWIN", idx) != NULL) 1449 { 1450 qfl->qf_multiline = TRUE; // start of a multi-line message 1451 qfl->qf_multiignore = FALSE;// reset continuation 1452 } 1453 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1454 { // continuation of multi-line msg 1455 status = qf_parse_multiline_pfx(idx, qfl, fields); 1456 if (status != QF_OK) 1457 return status; 1458 } 1459 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1460 { // global file names 1461 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1462 if (status == QF_MULTISCAN) 1463 goto restofline; 1464 } 1465 if (fmt_ptr->flags == '-') // generally exclude this line 1466 { 1467 if (qfl->qf_multiline) 1468 // also exclude continuation lines 1469 qfl->qf_multiignore = TRUE; 1470 return QF_IGNORE_LINE; 1471 } 1472 } 1473 1474 return QF_OK; 1475 } 1476 1477 /* 1478 * Returns TRUE if the specified quickfix/location stack is empty 1479 */ 1480 static int 1481 qf_stack_empty(qf_info_T *qi) 1482 { 1483 return qi == NULL || qi->qf_listcount <= 0; 1484 } 1485 1486 /* 1487 * Returns TRUE if the specified quickfix/location list is empty. 1488 */ 1489 static int 1490 qf_list_empty(qf_list_T *qfl) 1491 { 1492 return qfl == NULL || qfl->qf_count <= 0; 1493 } 1494 1495 /* 1496 * Returns TRUE if the specified quickfix/location list is not empty and 1497 * has valid entries. 1498 */ 1499 static int 1500 qf_list_has_valid_entries(qf_list_T *qfl) 1501 { 1502 return !qf_list_empty(qfl) && !qfl->qf_nonevalid; 1503 } 1504 1505 /* 1506 * Return a pointer to a list in the specified quickfix stack 1507 */ 1508 static qf_list_T * 1509 qf_get_list(qf_info_T *qi, int idx) 1510 { 1511 return &qi->qf_lists[idx]; 1512 } 1513 1514 /* 1515 * Allocate the fields used for parsing lines and populating a quickfix list. 1516 */ 1517 static int 1518 qf_alloc_fields(qffields_T *pfields) 1519 { 1520 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1521 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1522 pfields->errmsglen = CMDBUFFSIZE + 1; 1523 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1524 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1525 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1526 || pfields->pattern == NULL || pfields->module == NULL) 1527 return FAIL; 1528 1529 return OK; 1530 } 1531 1532 /* 1533 * Free the fields used for parsing lines and populating a quickfix list. 1534 */ 1535 static void 1536 qf_free_fields(qffields_T *pfields) 1537 { 1538 vim_free(pfields->namebuf); 1539 vim_free(pfields->module); 1540 vim_free(pfields->errmsg); 1541 vim_free(pfields->pattern); 1542 } 1543 1544 /* 1545 * Setup the state information used for parsing lines and populating a 1546 * quickfix list. 1547 */ 1548 static int 1549 qf_setup_state( 1550 qfstate_T *pstate, 1551 char_u *enc, 1552 char_u *efile, 1553 typval_T *tv, 1554 buf_T *buf, 1555 linenr_T lnumfirst, 1556 linenr_T lnumlast) 1557 { 1558 pstate->vc.vc_type = CONV_NONE; 1559 if (enc != NULL && *enc != NUL) 1560 convert_setup(&pstate->vc, enc, p_enc); 1561 1562 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1563 { 1564 semsg(_(e_openerrf), efile); 1565 return FAIL; 1566 } 1567 1568 if (tv != NULL) 1569 { 1570 if (tv->v_type == VAR_STRING) 1571 pstate->p_str = tv->vval.v_string; 1572 else if (tv->v_type == VAR_LIST) 1573 pstate->p_li = tv->vval.v_list->lv_first; 1574 pstate->tv = tv; 1575 } 1576 pstate->buf = buf; 1577 pstate->buflnum = lnumfirst; 1578 pstate->lnumlast = lnumlast; 1579 1580 return OK; 1581 } 1582 1583 /* 1584 * Cleanup the state information used for parsing lines and populating a 1585 * quickfix list. 1586 */ 1587 static void 1588 qf_cleanup_state(qfstate_T *pstate) 1589 { 1590 if (pstate->fd != NULL) 1591 fclose(pstate->fd); 1592 1593 vim_free(pstate->growbuf); 1594 if (pstate->vc.vc_type != CONV_NONE) 1595 convert_setup(&pstate->vc, NULL, NULL); 1596 } 1597 1598 /* 1599 * Process the next line from a file/buffer/list/string and add it 1600 * to the quickfix list 'qfl'. 1601 */ 1602 static int 1603 qf_init_process_nextline( 1604 qf_list_T *qfl, 1605 efm_T *fmt_first, 1606 qfstate_T *state, 1607 qffields_T *fields) 1608 { 1609 int status; 1610 1611 // Get the next line from a file/buffer/list/string 1612 status = qf_get_nextline(state); 1613 if (status != QF_OK) 1614 return status; 1615 1616 status = qf_parse_line(qfl, state->linebuf, state->linelen, 1617 fmt_first, fields); 1618 if (status != QF_OK) 1619 return status; 1620 1621 return qf_add_entry(qfl, 1622 qfl->qf_directory, 1623 (*fields->namebuf || qfl->qf_directory != NULL) 1624 ? fields->namebuf 1625 : ((qfl->qf_currfile != NULL && fields->valid) 1626 ? qfl->qf_currfile : (char_u *)NULL), 1627 fields->module, 1628 0, 1629 fields->errmsg, 1630 fields->lnum, 1631 fields->col, 1632 fields->use_viscol, 1633 fields->pattern, 1634 fields->enr, 1635 fields->type, 1636 fields->valid); 1637 } 1638 1639 /* 1640 * Read the errorfile "efile" into memory, line by line, building the error 1641 * list. 1642 * Alternative: when "efile" is NULL read errors from buffer "buf". 1643 * Alternative: when "tv" is not NULL get errors from the string or list. 1644 * Always use 'errorformat' from "buf" if there is a local value. 1645 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1646 * Set the title of the list to "qf_title". 1647 * Return -1 for error, number of errors for success. 1648 */ 1649 static int 1650 qf_init_ext( 1651 qf_info_T *qi, 1652 int qf_idx, 1653 char_u *efile, 1654 buf_T *buf, 1655 typval_T *tv, 1656 char_u *errorformat, 1657 int newlist, // TRUE: start a new error list 1658 linenr_T lnumfirst, // first line number to use 1659 linenr_T lnumlast, // last line number to use 1660 char_u *qf_title, 1661 char_u *enc) 1662 { 1663 qf_list_T *qfl; 1664 qfstate_T state; 1665 qffields_T fields; 1666 qfline_T *old_last = NULL; 1667 int adding = FALSE; 1668 static efm_T *fmt_first = NULL; 1669 char_u *efm; 1670 static char_u *last_efm = NULL; 1671 int retval = -1; // default: return error flag 1672 int status; 1673 1674 // Do not used the cached buffer, it may have been wiped out. 1675 VIM_CLEAR(qf_last_bufname); 1676 1677 CLEAR_FIELD(state); 1678 CLEAR_FIELD(fields); 1679 if ((qf_alloc_fields(&fields) == FAIL) || 1680 (qf_setup_state(&state, enc, efile, tv, buf, 1681 lnumfirst, lnumlast) == FAIL)) 1682 goto qf_init_end; 1683 1684 if (newlist || qf_idx == qi->qf_listcount) 1685 { 1686 // make place for a new list 1687 qf_new_list(qi, qf_title); 1688 qf_idx = qi->qf_curlist; 1689 qfl = qf_get_list(qi, qf_idx); 1690 } 1691 else 1692 { 1693 // Adding to existing list, use last entry. 1694 adding = TRUE; 1695 qfl = qf_get_list(qi, qf_idx); 1696 if (!qf_list_empty(qfl)) 1697 old_last = qfl->qf_last; 1698 } 1699 1700 // Use the local value of 'errorformat' if it's set. 1701 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1702 efm = buf->b_p_efm; 1703 else 1704 efm = errorformat; 1705 1706 // If the errorformat didn't change between calls, then reuse the 1707 // previously parsed values. 1708 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1709 { 1710 // free the previously parsed data 1711 VIM_CLEAR(last_efm); 1712 free_efm_list(&fmt_first); 1713 1714 // parse the current 'efm' 1715 fmt_first = parse_efm_option(efm); 1716 if (fmt_first != NULL) 1717 last_efm = vim_strsave(efm); 1718 } 1719 1720 if (fmt_first == NULL) // nothing found 1721 goto error2; 1722 1723 // got_int is reset here, because it was probably set when killing the 1724 // ":make" command, but we still want to read the errorfile then. 1725 got_int = FALSE; 1726 1727 // Read the lines in the error file one by one. 1728 // Try to recognize one of the error formats in each line. 1729 while (!got_int) 1730 { 1731 status = qf_init_process_nextline(qfl, fmt_first, &state, &fields); 1732 if (status == QF_NOMEM) // memory alloc failure 1733 goto qf_init_end; 1734 if (status == QF_END_OF_INPUT) // end of input 1735 break; 1736 if (status == QF_FAIL) 1737 goto error2; 1738 1739 line_breakcheck(); 1740 } 1741 if (state.fd == NULL || !ferror(state.fd)) 1742 { 1743 if (qfl->qf_index == 0) 1744 { 1745 // no valid entry found 1746 qfl->qf_ptr = qfl->qf_start; 1747 qfl->qf_index = 1; 1748 qfl->qf_nonevalid = TRUE; 1749 } 1750 else 1751 { 1752 qfl->qf_nonevalid = FALSE; 1753 if (qfl->qf_ptr == NULL) 1754 qfl->qf_ptr = qfl->qf_start; 1755 } 1756 // return number of matches 1757 retval = qfl->qf_count; 1758 goto qf_init_end; 1759 } 1760 emsg(_(e_readerrf)); 1761 error2: 1762 if (!adding) 1763 { 1764 // Error when creating a new list. Free the new list 1765 qf_free(qfl); 1766 qi->qf_listcount--; 1767 if (qi->qf_curlist > 0) 1768 --qi->qf_curlist; 1769 } 1770 qf_init_end: 1771 if (qf_idx == qi->qf_curlist) 1772 qf_update_buffer(qi, old_last); 1773 qf_cleanup_state(&state); 1774 qf_free_fields(&fields); 1775 1776 return retval; 1777 } 1778 1779 /* 1780 * Read the errorfile "efile" into memory, line by line, building the error 1781 * list. Set the error list's title to qf_title. 1782 * Return -1 for error, number of errors for success. 1783 */ 1784 int 1785 qf_init(win_T *wp, 1786 char_u *efile, 1787 char_u *errorformat, 1788 int newlist, // TRUE: start a new error list 1789 char_u *qf_title, 1790 char_u *enc) 1791 { 1792 qf_info_T *qi = &ql_info; 1793 1794 if (wp != NULL) 1795 { 1796 qi = ll_get_or_alloc_list(wp); 1797 if (qi == NULL) 1798 return FAIL; 1799 } 1800 1801 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1802 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1803 } 1804 1805 /* 1806 * Set the title of the specified quickfix list. Frees the previous title. 1807 * Prepends ':' to the title. 1808 */ 1809 static void 1810 qf_store_title(qf_list_T *qfl, char_u *title) 1811 { 1812 VIM_CLEAR(qfl->qf_title); 1813 1814 if (title != NULL) 1815 { 1816 char_u *p = alloc(STRLEN(title) + 2); 1817 1818 qfl->qf_title = p; 1819 if (p != NULL) 1820 STRCPY(p, title); 1821 } 1822 } 1823 1824 /* 1825 * The title of a quickfix/location list is set, by default, to the command 1826 * that created the quickfix list with the ":" prefix. 1827 * Create a quickfix list title string by prepending ":" to a user command. 1828 * Returns a pointer to a static buffer with the title. 1829 */ 1830 static char_u * 1831 qf_cmdtitle(char_u *cmd) 1832 { 1833 static char_u qftitle_str[IOSIZE]; 1834 1835 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1836 return qftitle_str; 1837 } 1838 1839 /* 1840 * Return a pointer to the current list in the specified quickfix stack 1841 */ 1842 static qf_list_T * 1843 qf_get_curlist(qf_info_T *qi) 1844 { 1845 return qf_get_list(qi, qi->qf_curlist); 1846 } 1847 1848 /* 1849 * Prepare for adding a new quickfix list. If the current list is in the 1850 * middle of the stack, then all the following lists are freed and then 1851 * the new list is added. 1852 */ 1853 static void 1854 qf_new_list(qf_info_T *qi, char_u *qf_title) 1855 { 1856 int i; 1857 qf_list_T *qfl; 1858 1859 // If the current entry is not the last entry, delete entries beyond 1860 // the current entry. This makes it possible to browse in a tree-like 1861 // way with ":grep". 1862 while (qi->qf_listcount > qi->qf_curlist + 1) 1863 qf_free(&qi->qf_lists[--qi->qf_listcount]); 1864 1865 // When the stack is full, remove to oldest entry 1866 // Otherwise, add a new entry. 1867 if (qi->qf_listcount == LISTCOUNT) 1868 { 1869 qf_free(&qi->qf_lists[0]); 1870 for (i = 1; i < LISTCOUNT; ++i) 1871 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1872 qi->qf_curlist = LISTCOUNT - 1; 1873 } 1874 else 1875 qi->qf_curlist = qi->qf_listcount++; 1876 qfl = qf_get_curlist(qi); 1877 CLEAR_POINTER(qfl); 1878 qf_store_title(qfl, qf_title); 1879 qfl->qfl_type = qi->qfl_type; 1880 qfl->qf_id = ++last_qf_id; 1881 } 1882 1883 /* 1884 * Queue location list stack delete request. 1885 */ 1886 static void 1887 locstack_queue_delreq(qf_info_T *qi) 1888 { 1889 qf_delq_T *q; 1890 1891 q = ALLOC_ONE(qf_delq_T); 1892 if (q != NULL) 1893 { 1894 q->qi = qi; 1895 q->next = qf_delq_head; 1896 qf_delq_head = q; 1897 } 1898 } 1899 1900 /* 1901 * Return the global quickfix stack window buffer number. 1902 */ 1903 int 1904 qf_stack_get_bufnr(void) 1905 { 1906 return ql_info.qf_bufnr; 1907 } 1908 1909 /* 1910 * Wipe the quickfix window buffer (if present) for the specified 1911 * quickfix/location list. 1912 */ 1913 static void 1914 wipe_qf_buffer(qf_info_T *qi) 1915 { 1916 buf_T *qfbuf; 1917 1918 if (qi->qf_bufnr != INVALID_QFBUFNR) 1919 { 1920 qfbuf = buflist_findnr(qi->qf_bufnr); 1921 if (qfbuf != NULL && qfbuf->b_nwindows == 0) 1922 { 1923 // If the quickfix buffer is not loaded in any window, then 1924 // wipe the buffer. 1925 close_buffer(NULL, qfbuf, DOBUF_WIPE, FALSE, FALSE); 1926 qi->qf_bufnr = INVALID_QFBUFNR; 1927 } 1928 } 1929 } 1930 1931 /* 1932 * Free a location list stack 1933 */ 1934 static void 1935 ll_free_all(qf_info_T **pqi) 1936 { 1937 int i; 1938 qf_info_T *qi; 1939 1940 qi = *pqi; 1941 if (qi == NULL) 1942 return; 1943 *pqi = NULL; // Remove reference to this list 1944 1945 // If the location list is still in use, then queue the delete request 1946 // to be processed later. 1947 if (quickfix_busy > 0) 1948 { 1949 locstack_queue_delreq(qi); 1950 return; 1951 } 1952 1953 qi->qf_refcount--; 1954 if (qi->qf_refcount < 1) 1955 { 1956 // No references to this location list. 1957 // If the quickfix window buffer is loaded, then wipe it 1958 wipe_qf_buffer(qi); 1959 1960 for (i = 0; i < qi->qf_listcount; ++i) 1961 qf_free(qf_get_list(qi, i)); 1962 vim_free(qi); 1963 } 1964 } 1965 1966 /* 1967 * Free all the quickfix/location lists in the stack. 1968 */ 1969 void 1970 qf_free_all(win_T *wp) 1971 { 1972 int i; 1973 qf_info_T *qi = &ql_info; 1974 1975 if (wp != NULL) 1976 { 1977 // location list 1978 ll_free_all(&wp->w_llist); 1979 ll_free_all(&wp->w_llist_ref); 1980 } 1981 else 1982 // quickfix list 1983 for (i = 0; i < qi->qf_listcount; ++i) 1984 qf_free(qf_get_list(qi, i)); 1985 } 1986 1987 /* 1988 * Delay freeing of location list stacks when the quickfix code is running. 1989 * Used to avoid problems with autocmds freeing location list stacks when the 1990 * quickfix code is still referencing the stack. 1991 * Must always call decr_quickfix_busy() exactly once after this. 1992 */ 1993 static void 1994 incr_quickfix_busy(void) 1995 { 1996 quickfix_busy++; 1997 } 1998 1999 /* 2000 * Safe to free location list stacks. Process any delayed delete requests. 2001 */ 2002 static void 2003 decr_quickfix_busy(void) 2004 { 2005 if (--quickfix_busy == 0) 2006 { 2007 // No longer referencing the location lists. Process all the pending 2008 // delete requests. 2009 while (qf_delq_head != NULL) 2010 { 2011 qf_delq_T *q = qf_delq_head; 2012 2013 qf_delq_head = q->next; 2014 ll_free_all(&q->qi); 2015 vim_free(q); 2016 } 2017 } 2018 #ifdef ABORT_ON_INTERNAL_ERROR 2019 if (quickfix_busy < 0) 2020 { 2021 emsg("quickfix_busy has become negative"); 2022 abort(); 2023 } 2024 #endif 2025 } 2026 2027 #if defined(EXITFREE) || defined(PROTO) 2028 void 2029 check_quickfix_busy(void) 2030 { 2031 if (quickfix_busy != 0) 2032 { 2033 semsg("quickfix_busy not zero on exit: %ld", (long)quickfix_busy); 2034 # ifdef ABORT_ON_INTERNAL_ERROR 2035 abort(); 2036 # endif 2037 } 2038 } 2039 #endif 2040 2041 /* 2042 * Add an entry to the end of the list of errors. 2043 * Returns QF_OK or QF_FAIL. 2044 */ 2045 static int 2046 qf_add_entry( 2047 qf_list_T *qfl, // quickfix list entry 2048 char_u *dir, // optional directory name 2049 char_u *fname, // file name or NULL 2050 char_u *module, // module name or NULL 2051 int bufnum, // buffer number or zero 2052 char_u *mesg, // message 2053 long lnum, // line number 2054 int col, // column 2055 int vis_col, // using visual column 2056 char_u *pattern, // search pattern 2057 int nr, // error number 2058 int type, // type character 2059 int valid) // valid entry 2060 { 2061 qfline_T *qfp; 2062 qfline_T **lastp; // pointer to qf_last or NULL 2063 2064 if ((qfp = ALLOC_ONE(qfline_T)) == NULL) 2065 return QF_FAIL; 2066 if (bufnum != 0) 2067 { 2068 buf_T *buf = buflist_findnr(bufnum); 2069 2070 qfp->qf_fnum = bufnum; 2071 if (buf != NULL) 2072 buf->b_has_qf_entry |= 2073 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2074 } 2075 else 2076 qfp->qf_fnum = qf_get_fnum(qfl, dir, fname); 2077 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 2078 { 2079 vim_free(qfp); 2080 return QF_FAIL; 2081 } 2082 qfp->qf_lnum = lnum; 2083 qfp->qf_col = col; 2084 qfp->qf_viscol = vis_col; 2085 if (pattern == NULL || *pattern == NUL) 2086 qfp->qf_pattern = NULL; 2087 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 2088 { 2089 vim_free(qfp->qf_text); 2090 vim_free(qfp); 2091 return QF_FAIL; 2092 } 2093 if (module == NULL || *module == NUL) 2094 qfp->qf_module = NULL; 2095 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 2096 { 2097 vim_free(qfp->qf_text); 2098 vim_free(qfp->qf_pattern); 2099 vim_free(qfp); 2100 return QF_FAIL; 2101 } 2102 qfp->qf_nr = nr; 2103 if (type != 1 && !vim_isprintc(type)) // only printable chars allowed 2104 type = 0; 2105 qfp->qf_type = type; 2106 qfp->qf_valid = valid; 2107 2108 lastp = &qfl->qf_last; 2109 if (qf_list_empty(qfl)) // first element in the list 2110 { 2111 qfl->qf_start = qfp; 2112 qfl->qf_ptr = qfp; 2113 qfl->qf_index = 0; 2114 qfp->qf_prev = NULL; 2115 } 2116 else 2117 { 2118 qfp->qf_prev = *lastp; 2119 (*lastp)->qf_next = qfp; 2120 } 2121 qfp->qf_next = NULL; 2122 qfp->qf_cleared = FALSE; 2123 *lastp = qfp; 2124 ++qfl->qf_count; 2125 if (qfl->qf_index == 0 && qfp->qf_valid) // first valid entry 2126 { 2127 qfl->qf_index = qfl->qf_count; 2128 qfl->qf_ptr = qfp; 2129 } 2130 2131 return QF_OK; 2132 } 2133 2134 /* 2135 * Allocate a new quickfix/location list stack 2136 */ 2137 static qf_info_T * 2138 qf_alloc_stack(qfltype_T qfltype) 2139 { 2140 qf_info_T *qi; 2141 2142 qi = ALLOC_CLEAR_ONE(qf_info_T); 2143 if (qi != NULL) 2144 { 2145 qi->qf_refcount++; 2146 qi->qfl_type = qfltype; 2147 qi->qf_bufnr = INVALID_QFBUFNR; 2148 } 2149 return qi; 2150 } 2151 2152 /* 2153 * Return the location list stack for window 'wp'. 2154 * If not present, allocate a location list stack 2155 */ 2156 static qf_info_T * 2157 ll_get_or_alloc_list(win_T *wp) 2158 { 2159 if (IS_LL_WINDOW(wp)) 2160 // For a location list window, use the referenced location list 2161 return wp->w_llist_ref; 2162 2163 // For a non-location list window, w_llist_ref should not point to a 2164 // location list. 2165 ll_free_all(&wp->w_llist_ref); 2166 2167 if (wp->w_llist == NULL) 2168 wp->w_llist = qf_alloc_stack(QFLT_LOCATION); // new location list 2169 return wp->w_llist; 2170 } 2171 2172 /* 2173 * Get the quickfix/location list stack to use for the specified Ex command. 2174 * For a location list command, returns the stack for the current window. If 2175 * the location list is not found, then returns NULL and prints an error 2176 * message if 'print_emsg' is TRUE. 2177 */ 2178 static qf_info_T * 2179 qf_cmd_get_stack(exarg_T *eap, int print_emsg) 2180 { 2181 qf_info_T *qi = &ql_info; 2182 2183 if (is_loclist_cmd(eap->cmdidx)) 2184 { 2185 qi = GET_LOC_LIST(curwin); 2186 if (qi == NULL) 2187 { 2188 if (print_emsg) 2189 emsg(_(e_loclist)); 2190 return NULL; 2191 } 2192 } 2193 2194 return qi; 2195 } 2196 2197 /* 2198 * Get the quickfix/location list stack to use for the specified Ex command. 2199 * For a location list command, returns the stack for the current window. 2200 * If the location list is not present, then allocates a new one. 2201 * Returns NULL if the allocation fails. For a location list command, sets 2202 * 'pwinp' to curwin. 2203 */ 2204 static qf_info_T * 2205 qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp) 2206 { 2207 qf_info_T *qi = &ql_info; 2208 2209 if (is_loclist_cmd(eap->cmdidx)) 2210 { 2211 qi = ll_get_or_alloc_list(curwin); 2212 if (qi == NULL) 2213 return NULL; 2214 *pwinp = curwin; 2215 } 2216 2217 return qi; 2218 } 2219 2220 /* 2221 * Copy location list entries from 'from_qfl' to 'to_qfl'. 2222 */ 2223 static int 2224 copy_loclist_entries(qf_list_T *from_qfl, qf_list_T *to_qfl) 2225 { 2226 int i; 2227 qfline_T *from_qfp; 2228 qfline_T *prevp; 2229 2230 // copy all the location entries in this list 2231 FOR_ALL_QFL_ITEMS(from_qfl, from_qfp, i) 2232 { 2233 if (qf_add_entry(to_qfl, 2234 NULL, 2235 NULL, 2236 from_qfp->qf_module, 2237 0, 2238 from_qfp->qf_text, 2239 from_qfp->qf_lnum, 2240 from_qfp->qf_col, 2241 from_qfp->qf_viscol, 2242 from_qfp->qf_pattern, 2243 from_qfp->qf_nr, 2244 0, 2245 from_qfp->qf_valid) == QF_FAIL) 2246 return FAIL; 2247 2248 // qf_add_entry() will not set the qf_num field, as the 2249 // directory and file names are not supplied. So the qf_fnum 2250 // field is copied here. 2251 prevp = to_qfl->qf_last; 2252 prevp->qf_fnum = from_qfp->qf_fnum; // file number 2253 prevp->qf_type = from_qfp->qf_type; // error type 2254 if (from_qfl->qf_ptr == from_qfp) 2255 to_qfl->qf_ptr = prevp; // current location 2256 } 2257 2258 return OK; 2259 } 2260 2261 /* 2262 * Copy the specified location list 'from_qfl' to 'to_qfl'. 2263 */ 2264 static int 2265 copy_loclist(qf_list_T *from_qfl, qf_list_T *to_qfl) 2266 { 2267 // Some of the fields are populated by qf_add_entry() 2268 to_qfl->qfl_type = from_qfl->qfl_type; 2269 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 2270 to_qfl->qf_count = 0; 2271 to_qfl->qf_index = 0; 2272 to_qfl->qf_start = NULL; 2273 to_qfl->qf_last = NULL; 2274 to_qfl->qf_ptr = NULL; 2275 if (from_qfl->qf_title != NULL) 2276 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 2277 else 2278 to_qfl->qf_title = NULL; 2279 if (from_qfl->qf_ctx != NULL) 2280 { 2281 to_qfl->qf_ctx = alloc_tv(); 2282 if (to_qfl->qf_ctx != NULL) 2283 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 2284 } 2285 else 2286 to_qfl->qf_ctx = NULL; 2287 if (from_qfl->qftf_cb.cb_name != NULL) 2288 copy_callback(&to_qfl->qftf_cb, &from_qfl->qftf_cb); 2289 else 2290 to_qfl->qftf_cb.cb_name = NULL; 2291 2292 if (from_qfl->qf_count) 2293 if (copy_loclist_entries(from_qfl, to_qfl) == FAIL) 2294 return FAIL; 2295 2296 to_qfl->qf_index = from_qfl->qf_index; // current index in the list 2297 2298 // Assign a new ID for the location list 2299 to_qfl->qf_id = ++last_qf_id; 2300 to_qfl->qf_changedtick = 0L; 2301 2302 // When no valid entries are present in the list, qf_ptr points to 2303 // the first item in the list 2304 if (to_qfl->qf_nonevalid) 2305 { 2306 to_qfl->qf_ptr = to_qfl->qf_start; 2307 to_qfl->qf_index = 1; 2308 } 2309 2310 return OK; 2311 } 2312 2313 /* 2314 * Copy the location list stack 'from' window to 'to' window. 2315 */ 2316 void 2317 copy_loclist_stack(win_T *from, win_T *to) 2318 { 2319 qf_info_T *qi; 2320 int idx; 2321 2322 // When copying from a location list window, copy the referenced 2323 // location list. For other windows, copy the location list for 2324 // that window. 2325 if (IS_LL_WINDOW(from)) 2326 qi = from->w_llist_ref; 2327 else 2328 qi = from->w_llist; 2329 2330 if (qi == NULL) // no location list to copy 2331 return; 2332 2333 // allocate a new location list 2334 if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL) 2335 return; 2336 2337 to->w_llist->qf_listcount = qi->qf_listcount; 2338 2339 // Copy the location lists one at a time 2340 for (idx = 0; idx < qi->qf_listcount; ++idx) 2341 { 2342 to->w_llist->qf_curlist = idx; 2343 2344 if (copy_loclist(qf_get_list(qi, idx), 2345 qf_get_list(to->w_llist, idx)) == FAIL) 2346 { 2347 qf_free_all(to); 2348 return; 2349 } 2350 } 2351 2352 to->w_llist->qf_curlist = qi->qf_curlist; // current list 2353 } 2354 2355 /* 2356 * Get buffer number for file "directory/fname". 2357 * Also sets the b_has_qf_entry flag. 2358 */ 2359 static int 2360 qf_get_fnum(qf_list_T *qfl, char_u *directory, char_u *fname) 2361 { 2362 char_u *ptr = NULL; 2363 buf_T *buf; 2364 char_u *bufname; 2365 2366 if (fname == NULL || *fname == NUL) // no file name 2367 return 0; 2368 2369 #ifdef VMS 2370 vms_remove_version(fname); 2371 #endif 2372 #ifdef BACKSLASH_IN_FILENAME 2373 if (directory != NULL) 2374 slash_adjust(directory); 2375 slash_adjust(fname); 2376 #endif 2377 if (directory != NULL && !vim_isAbsName(fname) 2378 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 2379 { 2380 // Here we check if the file really exists. 2381 // This should normally be true, but if make works without 2382 // "leaving directory"-messages we might have missed a 2383 // directory change. 2384 if (mch_getperm(ptr) < 0) 2385 { 2386 vim_free(ptr); 2387 directory = qf_guess_filepath(qfl, fname); 2388 if (directory) 2389 ptr = concat_fnames(directory, fname, TRUE); 2390 else 2391 ptr = vim_strsave(fname); 2392 } 2393 // Use concatenated directory name and file name 2394 bufname = ptr; 2395 } 2396 else 2397 bufname = fname; 2398 2399 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2400 && bufref_valid(&qf_last_bufref)) 2401 { 2402 buf = qf_last_bufref.br_buf; 2403 vim_free(ptr); 2404 } 2405 else 2406 { 2407 vim_free(qf_last_bufname); 2408 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2409 if (bufname == ptr) 2410 qf_last_bufname = bufname; 2411 else 2412 qf_last_bufname = vim_strsave(bufname); 2413 set_bufref(&qf_last_bufref, buf); 2414 } 2415 if (buf == NULL) 2416 return 0; 2417 2418 buf->b_has_qf_entry = 2419 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2420 return buf->b_fnum; 2421 } 2422 2423 /* 2424 * Push dirbuf onto the directory stack and return pointer to actual dir or 2425 * NULL on error. 2426 */ 2427 static char_u * 2428 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2429 { 2430 struct dir_stack_T *ds_new; 2431 struct dir_stack_T *ds_ptr; 2432 2433 // allocate new stack element and hook it in 2434 ds_new = ALLOC_ONE(struct dir_stack_T); 2435 if (ds_new == NULL) 2436 return NULL; 2437 2438 ds_new->next = *stackptr; 2439 *stackptr = ds_new; 2440 2441 // store directory on the stack 2442 if (vim_isAbsName(dirbuf) 2443 || (*stackptr)->next == NULL 2444 || (*stackptr && is_file_stack)) 2445 (*stackptr)->dirname = vim_strsave(dirbuf); 2446 else 2447 { 2448 // Okay we don't have an absolute path. 2449 // dirbuf must be a subdir of one of the directories on the stack. 2450 // Let's search... 2451 ds_new = (*stackptr)->next; 2452 (*stackptr)->dirname = NULL; 2453 while (ds_new) 2454 { 2455 vim_free((*stackptr)->dirname); 2456 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2457 TRUE); 2458 if (mch_isdir((*stackptr)->dirname) == TRUE) 2459 break; 2460 2461 ds_new = ds_new->next; 2462 } 2463 2464 // clean up all dirs we already left 2465 while ((*stackptr)->next != ds_new) 2466 { 2467 ds_ptr = (*stackptr)->next; 2468 (*stackptr)->next = (*stackptr)->next->next; 2469 vim_free(ds_ptr->dirname); 2470 vim_free(ds_ptr); 2471 } 2472 2473 // Nothing found -> it must be on top level 2474 if (ds_new == NULL) 2475 { 2476 vim_free((*stackptr)->dirname); 2477 (*stackptr)->dirname = vim_strsave(dirbuf); 2478 } 2479 } 2480 2481 if ((*stackptr)->dirname != NULL) 2482 return (*stackptr)->dirname; 2483 else 2484 { 2485 ds_ptr = *stackptr; 2486 *stackptr = (*stackptr)->next; 2487 vim_free(ds_ptr); 2488 return NULL; 2489 } 2490 } 2491 2492 /* 2493 * pop dirbuf from the directory stack and return previous directory or NULL if 2494 * stack is empty 2495 */ 2496 static char_u * 2497 qf_pop_dir(struct dir_stack_T **stackptr) 2498 { 2499 struct dir_stack_T *ds_ptr; 2500 2501 // TODO: Should we check if dirbuf is the directory on top of the stack? 2502 // What to do if it isn't? 2503 2504 // pop top element and free it 2505 if (*stackptr != NULL) 2506 { 2507 ds_ptr = *stackptr; 2508 *stackptr = (*stackptr)->next; 2509 vim_free(ds_ptr->dirname); 2510 vim_free(ds_ptr); 2511 } 2512 2513 // return NEW top element as current dir or NULL if stack is empty 2514 return *stackptr ? (*stackptr)->dirname : NULL; 2515 } 2516 2517 /* 2518 * clean up directory stack 2519 */ 2520 static void 2521 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2522 { 2523 struct dir_stack_T *ds_ptr; 2524 2525 while ((ds_ptr = *stackptr) != NULL) 2526 { 2527 *stackptr = (*stackptr)->next; 2528 vim_free(ds_ptr->dirname); 2529 vim_free(ds_ptr); 2530 } 2531 } 2532 2533 /* 2534 * Check in which directory of the directory stack the given file can be 2535 * found. 2536 * Returns a pointer to the directory name or NULL if not found. 2537 * Cleans up intermediate directory entries. 2538 * 2539 * TODO: How to solve the following problem? 2540 * If we have this directory tree: 2541 * ./ 2542 * ./aa 2543 * ./aa/bb 2544 * ./bb 2545 * ./bb/x.c 2546 * and make says: 2547 * making all in aa 2548 * making all in bb 2549 * x.c:9: Error 2550 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2551 * qf_guess_filepath will return NULL. 2552 */ 2553 static char_u * 2554 qf_guess_filepath(qf_list_T *qfl, char_u *filename) 2555 { 2556 struct dir_stack_T *ds_ptr; 2557 struct dir_stack_T *ds_tmp; 2558 char_u *fullname; 2559 2560 // no dirs on the stack - there's nothing we can do 2561 if (qfl->qf_dir_stack == NULL) 2562 return NULL; 2563 2564 ds_ptr = qfl->qf_dir_stack->next; 2565 fullname = NULL; 2566 while (ds_ptr) 2567 { 2568 vim_free(fullname); 2569 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2570 2571 // If concat_fnames failed, just go on. The worst thing that can happen 2572 // is that we delete the entire stack. 2573 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2574 break; 2575 2576 ds_ptr = ds_ptr->next; 2577 } 2578 2579 vim_free(fullname); 2580 2581 // clean up all dirs we already left 2582 while (qfl->qf_dir_stack->next != ds_ptr) 2583 { 2584 ds_tmp = qfl->qf_dir_stack->next; 2585 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2586 vim_free(ds_tmp->dirname); 2587 vim_free(ds_tmp); 2588 } 2589 2590 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2591 } 2592 2593 /* 2594 * Returns TRUE if a quickfix/location list with the given identifier exists. 2595 */ 2596 static int 2597 qflist_valid(win_T *wp, int_u qf_id) 2598 { 2599 qf_info_T *qi = &ql_info; 2600 int i; 2601 2602 if (wp != NULL) 2603 { 2604 qi = GET_LOC_LIST(wp); // Location list 2605 if (qi == NULL) 2606 return FALSE; 2607 } 2608 2609 for (i = 0; i < qi->qf_listcount; ++i) 2610 if (qi->qf_lists[i].qf_id == qf_id) 2611 return TRUE; 2612 2613 return FALSE; 2614 } 2615 2616 /* 2617 * When loading a file from the quickfix, the autocommands may modify it. 2618 * This may invalidate the current quickfix entry. This function checks 2619 * whether an entry is still present in the quickfix list. 2620 * Similar to location list. 2621 */ 2622 static int 2623 is_qf_entry_present(qf_list_T *qfl, qfline_T *qf_ptr) 2624 { 2625 qfline_T *qfp; 2626 int i; 2627 2628 // Search for the entry in the current list 2629 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 2630 if (qfp == qf_ptr) 2631 break; 2632 2633 if (i > qfl->qf_count) // Entry is not found 2634 return FALSE; 2635 2636 return TRUE; 2637 } 2638 2639 /* 2640 * Get the next valid entry in the current quickfix/location list. The search 2641 * starts from the current entry. Returns NULL on failure. 2642 */ 2643 static qfline_T * 2644 get_next_valid_entry( 2645 qf_list_T *qfl, 2646 qfline_T *qf_ptr, 2647 int *qf_index, 2648 int dir) 2649 { 2650 int idx; 2651 int old_qf_fnum; 2652 2653 idx = *qf_index; 2654 old_qf_fnum = qf_ptr->qf_fnum; 2655 2656 do 2657 { 2658 if (idx == qfl->qf_count || qf_ptr->qf_next == NULL) 2659 return NULL; 2660 ++idx; 2661 qf_ptr = qf_ptr->qf_next; 2662 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2663 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2664 2665 *qf_index = idx; 2666 return qf_ptr; 2667 } 2668 2669 /* 2670 * Get the previous valid entry in the current quickfix/location list. The 2671 * search starts from the current entry. Returns NULL on failure. 2672 */ 2673 static qfline_T * 2674 get_prev_valid_entry( 2675 qf_list_T *qfl, 2676 qfline_T *qf_ptr, 2677 int *qf_index, 2678 int dir) 2679 { 2680 int idx; 2681 int old_qf_fnum; 2682 2683 idx = *qf_index; 2684 old_qf_fnum = qf_ptr->qf_fnum; 2685 2686 do 2687 { 2688 if (idx == 1 || qf_ptr->qf_prev == NULL) 2689 return NULL; 2690 --idx; 2691 qf_ptr = qf_ptr->qf_prev; 2692 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2693 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2694 2695 *qf_index = idx; 2696 return qf_ptr; 2697 } 2698 2699 /* 2700 * Get the n'th (errornr) previous/next valid entry from the current entry in 2701 * the quickfix list. 2702 * dir == FORWARD or FORWARD_FILE: next valid entry 2703 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2704 */ 2705 static qfline_T * 2706 get_nth_valid_entry( 2707 qf_list_T *qfl, 2708 int errornr, 2709 int dir, 2710 int *new_qfidx) 2711 { 2712 qfline_T *qf_ptr = qfl->qf_ptr; 2713 int qf_idx = qfl->qf_index; 2714 qfline_T *prev_qf_ptr; 2715 int prev_index; 2716 char_u *err = e_no_more_items; 2717 2718 while (errornr--) 2719 { 2720 prev_qf_ptr = qf_ptr; 2721 prev_index = qf_idx; 2722 2723 if (dir == FORWARD || dir == FORWARD_FILE) 2724 qf_ptr = get_next_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2725 else 2726 qf_ptr = get_prev_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2727 if (qf_ptr == NULL) 2728 { 2729 qf_ptr = prev_qf_ptr; 2730 qf_idx = prev_index; 2731 if (err != NULL) 2732 { 2733 emsg(_(err)); 2734 return NULL; 2735 } 2736 break; 2737 } 2738 2739 err = NULL; 2740 } 2741 2742 *new_qfidx = qf_idx; 2743 return qf_ptr; 2744 } 2745 2746 /* 2747 * Get n'th (errornr) quickfix entry from the current entry in the quickfix 2748 * list 'qfl'. Returns a pointer to the new entry and the index in 'new_qfidx' 2749 */ 2750 static qfline_T * 2751 get_nth_entry(qf_list_T *qfl, int errornr, int *new_qfidx) 2752 { 2753 qfline_T *qf_ptr = qfl->qf_ptr; 2754 int qf_idx = qfl->qf_index; 2755 2756 // New error number is less than the current error number 2757 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2758 { 2759 --qf_idx; 2760 qf_ptr = qf_ptr->qf_prev; 2761 } 2762 // New error number is greater than the current error number 2763 while (errornr > qf_idx && qf_idx < qfl->qf_count && 2764 qf_ptr->qf_next != NULL) 2765 { 2766 ++qf_idx; 2767 qf_ptr = qf_ptr->qf_next; 2768 } 2769 2770 *new_qfidx = qf_idx; 2771 return qf_ptr; 2772 } 2773 2774 /* 2775 * Get a entry specified by 'errornr' and 'dir' from the current 2776 * quickfix/location list. 'errornr' specifies the index of the entry and 'dir' 2777 * specifies the direction (FORWARD/BACKWARD/FORWARD_FILE/BACKWARD_FILE). 2778 * Returns a pointer to the entry and the index of the new entry is stored in 2779 * 'new_qfidx'. 2780 */ 2781 static qfline_T * 2782 qf_get_entry( 2783 qf_list_T *qfl, 2784 int errornr, 2785 int dir, 2786 int *new_qfidx) 2787 { 2788 qfline_T *qf_ptr = qfl->qf_ptr; 2789 int qfidx = qfl->qf_index; 2790 2791 if (dir != 0) // next/prev valid entry 2792 qf_ptr = get_nth_valid_entry(qfl, errornr, dir, &qfidx); 2793 else if (errornr != 0) // go to specified number 2794 qf_ptr = get_nth_entry(qfl, errornr, &qfidx); 2795 2796 *new_qfidx = qfidx; 2797 return qf_ptr; 2798 } 2799 2800 /* 2801 * Find a window displaying a Vim help file. 2802 */ 2803 static win_T * 2804 qf_find_help_win(void) 2805 { 2806 win_T *wp; 2807 2808 FOR_ALL_WINDOWS(wp) 2809 if (bt_help(wp->w_buffer)) 2810 return wp; 2811 2812 return NULL; 2813 } 2814 2815 /* 2816 * Set the location list for the specified window to 'qi'. 2817 */ 2818 static void 2819 win_set_loclist(win_T *wp, qf_info_T *qi) 2820 { 2821 wp->w_llist = qi; 2822 qi->qf_refcount++; 2823 } 2824 2825 /* 2826 * Find a help window or open one. If 'newwin' is TRUE, then open a new help 2827 * window. 2828 */ 2829 static int 2830 jump_to_help_window(qf_info_T *qi, int newwin, int *opened_window) 2831 { 2832 win_T *wp; 2833 int flags; 2834 2835 if (cmdmod.tab != 0 || newwin) 2836 wp = NULL; 2837 else 2838 wp = qf_find_help_win(); 2839 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2840 win_enter(wp, TRUE); 2841 else 2842 { 2843 // Split off help window; put it at far top if no position 2844 // specified, the current window is vertically split and narrow. 2845 flags = WSP_HELP; 2846 if (cmdmod.split == 0 && curwin->w_width != Columns 2847 && curwin->w_width < 80) 2848 flags |= WSP_TOP; 2849 // If the user asks to open a new window, then copy the location list. 2850 // Otherwise, don't copy the location list. 2851 if (IS_LL_STACK(qi) && !newwin) 2852 flags |= WSP_NEWLOC; 2853 2854 if (win_split(0, flags) == FAIL) 2855 return FAIL; 2856 2857 *opened_window = TRUE; 2858 2859 if (curwin->w_height < p_hh) 2860 win_setheight((int)p_hh); 2861 2862 // When using location list, the new window should use the supplied 2863 // location list. If the user asks to open a new window, then the new 2864 // window will get a copy of the location list. 2865 if (IS_LL_STACK(qi) && !newwin) 2866 win_set_loclist(curwin, qi); 2867 } 2868 2869 if (!p_im) 2870 restart_edit = 0; // don't want insert mode in help file 2871 2872 return OK; 2873 } 2874 2875 /* 2876 * Find a non-quickfix window in the current tabpage using the given location 2877 * list stack. 2878 * Returns NULL if a matching window is not found. 2879 */ 2880 static win_T * 2881 qf_find_win_with_loclist(qf_info_T *ll) 2882 { 2883 win_T *wp; 2884 2885 FOR_ALL_WINDOWS(wp) 2886 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2887 return wp; 2888 2889 return NULL; 2890 } 2891 2892 /* 2893 * Find a window containing a normal buffer 2894 */ 2895 static win_T * 2896 qf_find_win_with_normal_buf(void) 2897 { 2898 win_T *wp; 2899 2900 FOR_ALL_WINDOWS(wp) 2901 if (bt_normal(wp->w_buffer)) 2902 return wp; 2903 2904 return NULL; 2905 } 2906 2907 /* 2908 * Go to a window in any tabpage containing the specified file. Returns TRUE 2909 * if successfully jumped to the window. Otherwise returns FALSE. 2910 */ 2911 static int 2912 qf_goto_tabwin_with_file(int fnum) 2913 { 2914 tabpage_T *tp; 2915 win_T *wp; 2916 2917 FOR_ALL_TAB_WINDOWS(tp, wp) 2918 if (wp->w_buffer->b_fnum == fnum) 2919 { 2920 goto_tabpage_win(tp, wp); 2921 return TRUE; 2922 } 2923 2924 return FALSE; 2925 } 2926 2927 /* 2928 * Create a new window to show a file above the quickfix window. Called when 2929 * only the quickfix window is present. 2930 */ 2931 static int 2932 qf_open_new_file_win(qf_info_T *ll_ref) 2933 { 2934 int flags; 2935 2936 flags = WSP_ABOVE; 2937 if (ll_ref != NULL) 2938 flags |= WSP_NEWLOC; 2939 if (win_split(0, flags) == FAIL) 2940 return FAIL; // not enough room for window 2941 p_swb = empty_option; // don't split again 2942 swb_flags = 0; 2943 RESET_BINDING(curwin); 2944 if (ll_ref != NULL) 2945 // The new window should use the location list from the 2946 // location list window 2947 win_set_loclist(curwin, ll_ref); 2948 return OK; 2949 } 2950 2951 /* 2952 * Go to a window that shows the right buffer. If the window is not found, go 2953 * to the window just above the location list window. This is used for opening 2954 * a file from a location window and not from a quickfix window. If some usable 2955 * window is previously found, then it is supplied in 'use_win'. 2956 */ 2957 static void 2958 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2959 { 2960 win_T *win = use_win; 2961 2962 if (win == NULL) 2963 { 2964 // Find the window showing the selected file 2965 FOR_ALL_WINDOWS(win) 2966 if (win->w_buffer->b_fnum == qf_fnum) 2967 break; 2968 if (win == NULL) 2969 { 2970 // Find a previous usable window 2971 win = curwin; 2972 do 2973 { 2974 if (bt_normal(win->w_buffer)) 2975 break; 2976 if (win->w_prev == NULL) 2977 win = lastwin; // wrap around the top 2978 else 2979 win = win->w_prev; // go to previous window 2980 } while (win != curwin); 2981 } 2982 } 2983 win_goto(win); 2984 2985 // If the location list for the window is not set, then set it 2986 // to the location list from the location window 2987 if (win->w_llist == NULL && ll_ref != NULL) 2988 win_set_loclist(win, ll_ref); 2989 } 2990 2991 /* 2992 * Go to a window that contains the specified buffer 'qf_fnum'. If a window is 2993 * not found, then go to the window just above the quickfix window. This is 2994 * used for opening a file from a quickfix window and not from a location 2995 * window. 2996 */ 2997 static void 2998 qf_goto_win_with_qfl_file(int qf_fnum) 2999 { 3000 win_T *win; 3001 win_T *altwin; 3002 3003 win = curwin; 3004 altwin = NULL; 3005 for (;;) 3006 { 3007 if (win->w_buffer->b_fnum == qf_fnum) 3008 break; 3009 if (win->w_prev == NULL) 3010 win = lastwin; // wrap around the top 3011 else 3012 win = win->w_prev; // go to previous window 3013 3014 if (IS_QF_WINDOW(win)) 3015 { 3016 // Didn't find it, go to the window before the quickfix 3017 // window, unless 'switchbuf' contains 'uselast': in this case we 3018 // try to jump to the previously used window first. 3019 if ((swb_flags & SWB_USELAST) && win_valid(prevwin)) 3020 win = prevwin; 3021 else if (altwin != NULL) 3022 win = altwin; 3023 else if (curwin->w_prev != NULL) 3024 win = curwin->w_prev; 3025 else 3026 win = curwin->w_next; 3027 break; 3028 } 3029 3030 // Remember a usable window. 3031 if (altwin == NULL && !win->w_p_pvw && bt_normal(win->w_buffer)) 3032 altwin = win; 3033 } 3034 3035 win_goto(win); 3036 } 3037 3038 /* 3039 * Find a suitable window for opening a file (qf_fnum) from the 3040 * quickfix/location list and jump to it. If the file is already opened in a 3041 * window, jump to it. Otherwise open a new window to display the file. If 3042 * 'newwin' is TRUE, then always open a new window. This is called from either 3043 * a quickfix or a location list window. 3044 */ 3045 static int 3046 qf_jump_to_usable_window(int qf_fnum, int newwin, int *opened_window) 3047 { 3048 win_T *usable_wp = NULL; 3049 int usable_win = FALSE; 3050 qf_info_T *ll_ref = NULL; 3051 3052 // If opening a new window, then don't use the location list referred by 3053 // the current window. Otherwise two windows will refer to the same 3054 // location list. 3055 if (!newwin) 3056 ll_ref = curwin->w_llist_ref; 3057 3058 if (ll_ref != NULL) 3059 { 3060 // Find a non-quickfix window with this location list 3061 usable_wp = qf_find_win_with_loclist(ll_ref); 3062 if (usable_wp != NULL) 3063 usable_win = TRUE; 3064 } 3065 3066 if (!usable_win) 3067 { 3068 // Locate a window showing a normal buffer 3069 win_T *win = qf_find_win_with_normal_buf(); 3070 if (win != NULL) 3071 usable_win = TRUE; 3072 } 3073 3074 // If no usable window is found and 'switchbuf' contains "usetab" 3075 // then search in other tabs. 3076 if (!usable_win && (swb_flags & SWB_USETAB)) 3077 usable_win = qf_goto_tabwin_with_file(qf_fnum); 3078 3079 // If there is only one window and it is the quickfix window, create a 3080 // new one above the quickfix window. 3081 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win || newwin) 3082 { 3083 if (qf_open_new_file_win(ll_ref) != OK) 3084 return FAIL; 3085 *opened_window = TRUE; // close it when fail 3086 } 3087 else 3088 { 3089 if (curwin->w_llist_ref != NULL) // In a location window 3090 qf_goto_win_with_ll_file(usable_wp, qf_fnum, ll_ref); 3091 else // In a quickfix window 3092 qf_goto_win_with_qfl_file(qf_fnum); 3093 } 3094 3095 return OK; 3096 } 3097 3098 /* 3099 * Edit the selected file or help file. 3100 * Returns OK if successfully edited the file, FAIL on failing to open the 3101 * buffer and NOTDONE if the quickfix/location list was freed by an autocmd 3102 * when opening the buffer. 3103 */ 3104 static int 3105 qf_jump_edit_buffer( 3106 qf_info_T *qi, 3107 qfline_T *qf_ptr, 3108 int forceit, 3109 int prev_winid, 3110 int *opened_window) 3111 { 3112 qf_list_T *qfl = qf_get_curlist(qi); 3113 int old_changedtick = qfl->qf_changedtick; 3114 qfltype_T qfl_type = qfl->qfl_type; 3115 int retval = OK; 3116 int old_qf_curlist = qi->qf_curlist; 3117 int save_qfid = qfl->qf_id; 3118 3119 if (qf_ptr->qf_type == 1) 3120 { 3121 // Open help file (do_ecmd() will set b_help flag, readfile() will 3122 // set b_p_ro flag). 3123 if (!can_abandon(curbuf, forceit)) 3124 { 3125 no_write_message(); 3126 return FAIL; 3127 } 3128 3129 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 3130 ECMD_HIDE + ECMD_SET_HELP, 3131 prev_winid == curwin->w_id ? curwin : NULL); 3132 } 3133 else 3134 retval = buflist_getfile(qf_ptr->qf_fnum, 3135 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 3136 3137 // If a location list, check whether the associated window is still 3138 // present. 3139 if (qfl_type == QFLT_LOCATION) 3140 { 3141 win_T *wp = win_id2wp(prev_winid); 3142 if (wp == NULL && curwin->w_llist != qi) 3143 { 3144 emsg(_("E924: Current window was closed")); 3145 *opened_window = FALSE; 3146 return NOTDONE; 3147 } 3148 } 3149 3150 if (qfl_type == QFLT_QUICKFIX && !qflist_valid(NULL, save_qfid)) 3151 { 3152 emsg(_(e_current_quickfix_list_was_changed)); 3153 return NOTDONE; 3154 } 3155 3156 // Check if the list was changed. The pointers may happen to be identical, 3157 // thus also check qf_changedtick. 3158 if (old_qf_curlist != qi->qf_curlist 3159 || old_changedtick != qfl->qf_changedtick 3160 || !is_qf_entry_present(qfl, qf_ptr)) 3161 { 3162 if (qfl_type == QFLT_QUICKFIX) 3163 emsg(_(e_current_quickfix_list_was_changed)); 3164 else 3165 emsg(_(e_current_location_list_was_changed)); 3166 return NOTDONE; 3167 } 3168 3169 return retval; 3170 } 3171 3172 /* 3173 * Go to the error line in the current file using either line/column number or 3174 * a search pattern. 3175 */ 3176 static void 3177 qf_jump_goto_line( 3178 linenr_T qf_lnum, 3179 int qf_col, 3180 char_u qf_viscol, 3181 char_u *qf_pattern) 3182 { 3183 linenr_T i; 3184 3185 if (qf_pattern == NULL) 3186 { 3187 // Go to line with error, unless qf_lnum is 0. 3188 i = qf_lnum; 3189 if (i > 0) 3190 { 3191 if (i > curbuf->b_ml.ml_line_count) 3192 i = curbuf->b_ml.ml_line_count; 3193 curwin->w_cursor.lnum = i; 3194 } 3195 if (qf_col > 0) 3196 { 3197 curwin->w_cursor.coladd = 0; 3198 if (qf_viscol == TRUE) 3199 coladvance(qf_col - 1); 3200 else 3201 curwin->w_cursor.col = qf_col - 1; 3202 curwin->w_set_curswant = TRUE; 3203 check_cursor(); 3204 } 3205 else 3206 beginline(BL_WHITE | BL_FIX); 3207 } 3208 else 3209 { 3210 pos_T save_cursor; 3211 3212 // Move the cursor to the first line in the buffer 3213 save_cursor = curwin->w_cursor; 3214 curwin->w_cursor.lnum = 0; 3215 if (!do_search(NULL, '/', '/', qf_pattern, (long)1, SEARCH_KEEP, NULL)) 3216 curwin->w_cursor = save_cursor; 3217 } 3218 } 3219 3220 /* 3221 * Display quickfix list index and size message 3222 */ 3223 static void 3224 qf_jump_print_msg( 3225 qf_info_T *qi, 3226 int qf_index, 3227 qfline_T *qf_ptr, 3228 buf_T *old_curbuf, 3229 linenr_T old_lnum) 3230 { 3231 linenr_T i; 3232 int len; 3233 3234 // Update the screen before showing the message, unless the screen 3235 // scrolled up. 3236 if (!msg_scrolled) 3237 update_topline_redraw(); 3238 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 3239 qf_get_curlist(qi)->qf_count, 3240 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 3241 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 3242 // Add the message, skipping leading whitespace and newlines. 3243 len = (int)STRLEN(IObuff); 3244 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 3245 3246 // Output the message. Overwrite to avoid scrolling when the 'O' 3247 // flag is present in 'shortmess'; But when not jumping, print the 3248 // whole message. 3249 i = msg_scroll; 3250 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 3251 msg_scroll = TRUE; 3252 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 3253 msg_scroll = FALSE; 3254 msg_attr_keep((char *)IObuff, 0, TRUE); 3255 msg_scroll = i; 3256 } 3257 3258 /* 3259 * Find a usable window for opening a file from the quickfix/location list. If 3260 * a window is not found then open a new window. If 'newwin' is TRUE, then open 3261 * a new window. 3262 * Returns OK if successfully jumped or opened a window. Returns FAIL if not 3263 * able to jump/open a window. Returns NOTDONE if a file is not associated 3264 * with the entry. 3265 */ 3266 static int 3267 qf_jump_open_window( 3268 qf_info_T *qi, 3269 qfline_T *qf_ptr, 3270 int newwin, 3271 int *opened_window) 3272 { 3273 qf_list_T *qfl = qf_get_curlist(qi); 3274 int old_changedtick = qfl->qf_changedtick; 3275 int old_qf_curlist = qi->qf_curlist; 3276 qfltype_T qfl_type = qfl->qfl_type; 3277 3278 // For ":helpgrep" find a help window or open one. 3279 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) || cmdmod.tab != 0)) 3280 if (jump_to_help_window(qi, newwin, opened_window) == FAIL) 3281 return FAIL; 3282 if (old_qf_curlist != qi->qf_curlist 3283 || old_changedtick != qfl->qf_changedtick 3284 || !is_qf_entry_present(qfl, qf_ptr)) 3285 { 3286 if (qfl_type == QFLT_QUICKFIX) 3287 emsg(_(e_current_quickfix_list_was_changed)); 3288 else 3289 emsg(_(e_current_location_list_was_changed)); 3290 return FAIL; 3291 } 3292 3293 // If currently in the quickfix window, find another window to show the 3294 // file in. 3295 if (bt_quickfix(curbuf) && !*opened_window) 3296 { 3297 // If there is no file specified, we don't know where to go. 3298 // But do advance, otherwise ":cn" gets stuck. 3299 if (qf_ptr->qf_fnum == 0) 3300 return NOTDONE; 3301 3302 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, newwin, 3303 opened_window) == FAIL) 3304 return FAIL; 3305 } 3306 if (old_qf_curlist != qi->qf_curlist 3307 || old_changedtick != qfl->qf_changedtick 3308 || !is_qf_entry_present(qfl, qf_ptr)) 3309 { 3310 if (qfl_type == QFLT_QUICKFIX) 3311 emsg(_(e_current_quickfix_list_was_changed)); 3312 else 3313 emsg(_(e_current_location_list_was_changed)); 3314 return FAIL; 3315 } 3316 3317 return OK; 3318 } 3319 3320 /* 3321 * Edit a selected file from the quickfix/location list and jump to a 3322 * particular line/column, adjust the folds and display a message about the 3323 * jump. 3324 * Returns OK on success and FAIL on failing to open the file/buffer. Returns 3325 * NOTDONE if the quickfix/location list is freed by an autocmd when opening 3326 * the file. 3327 */ 3328 static int 3329 qf_jump_to_buffer( 3330 qf_info_T *qi, 3331 int qf_index, 3332 qfline_T *qf_ptr, 3333 int forceit, 3334 int prev_winid, 3335 int *opened_window, 3336 int openfold, 3337 int print_message) 3338 { 3339 buf_T *old_curbuf; 3340 linenr_T old_lnum; 3341 int retval = OK; 3342 3343 // If there is a file name, read the wanted file if needed, and check 3344 // autowrite etc. 3345 old_curbuf = curbuf; 3346 old_lnum = curwin->w_cursor.lnum; 3347 3348 if (qf_ptr->qf_fnum != 0) 3349 { 3350 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, prev_winid, 3351 opened_window); 3352 if (retval != OK) 3353 return retval; 3354 } 3355 3356 // When not switched to another buffer, still need to set pc mark 3357 if (curbuf == old_curbuf) 3358 setpcmark(); 3359 3360 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 3361 qf_ptr->qf_pattern); 3362 3363 #ifdef FEAT_FOLDING 3364 if ((fdo_flags & FDO_QUICKFIX) && openfold) 3365 foldOpenCursor(); 3366 #endif 3367 if (print_message) 3368 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3369 3370 return retval; 3371 } 3372 3373 /* 3374 * Jump to a quickfix line and try to use an existing window. 3375 */ 3376 void 3377 qf_jump(qf_info_T *qi, 3378 int dir, 3379 int errornr, 3380 int forceit) 3381 { 3382 qf_jump_newwin(qi, dir, errornr, forceit, FALSE); 3383 } 3384 3385 /* 3386 * Jump to a quickfix line. 3387 * If dir == 0 go to entry "errornr". 3388 * If dir == FORWARD go "errornr" valid entries forward. 3389 * If dir == BACKWARD go "errornr" valid entries backward. 3390 * If dir == FORWARD_FILE go "errornr" valid entries files backward. 3391 * If dir == BACKWARD_FILE go "errornr" valid entries files backward 3392 * else if "errornr" is zero, redisplay the same line 3393 * If 'forceit' is TRUE, then can discard changes to the current buffer. 3394 * If 'newwin' is TRUE, then open the file in a new window. 3395 */ 3396 static void 3397 qf_jump_newwin(qf_info_T *qi, 3398 int dir, 3399 int errornr, 3400 int forceit, 3401 int newwin) 3402 { 3403 qf_list_T *qfl; 3404 qfline_T *qf_ptr; 3405 qfline_T *old_qf_ptr; 3406 int qf_index; 3407 int old_qf_index; 3408 char_u *old_swb = p_swb; 3409 unsigned old_swb_flags = swb_flags; 3410 int prev_winid; 3411 int opened_window = FALSE; 3412 int print_message = TRUE; 3413 int old_KeyTyped = KeyTyped; // getting file may reset it 3414 int retval = OK; 3415 3416 if (qi == NULL) 3417 qi = &ql_info; 3418 3419 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3420 { 3421 emsg(_(e_quickfix)); 3422 return; 3423 } 3424 3425 incr_quickfix_busy(); 3426 3427 qfl = qf_get_curlist(qi); 3428 3429 qf_ptr = qfl->qf_ptr; 3430 old_qf_ptr = qf_ptr; 3431 qf_index = qfl->qf_index; 3432 old_qf_index = qf_index; 3433 3434 qf_ptr = qf_get_entry(qfl, errornr, dir, &qf_index); 3435 if (qf_ptr == NULL) 3436 { 3437 qf_ptr = old_qf_ptr; 3438 qf_index = old_qf_index; 3439 goto theend; 3440 } 3441 3442 qfl->qf_index = qf_index; 3443 if (qf_win_pos_update(qi, old_qf_index)) 3444 // No need to print the error message if it's visible in the error 3445 // window 3446 print_message = FALSE; 3447 3448 prev_winid = curwin->w_id; 3449 3450 retval = qf_jump_open_window(qi, qf_ptr, newwin, &opened_window); 3451 if (retval == FAIL) 3452 goto failed; 3453 if (retval == NOTDONE) 3454 goto theend; 3455 3456 retval = qf_jump_to_buffer(qi, qf_index, qf_ptr, forceit, prev_winid, 3457 &opened_window, old_KeyTyped, print_message); 3458 if (retval == NOTDONE) 3459 { 3460 // Quickfix/location list is freed by an autocmd 3461 qi = NULL; 3462 qf_ptr = NULL; 3463 } 3464 3465 if (retval != OK) 3466 { 3467 if (opened_window) 3468 win_close(curwin, TRUE); // Close opened window 3469 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3470 { 3471 // Couldn't open file, so put index back where it was. This could 3472 // happen if the file was readonly and we changed something. 3473 failed: 3474 qf_ptr = old_qf_ptr; 3475 qf_index = old_qf_index; 3476 } 3477 } 3478 theend: 3479 if (qi != NULL) 3480 { 3481 qfl->qf_ptr = qf_ptr; 3482 qfl->qf_index = qf_index; 3483 } 3484 if (p_swb != old_swb && p_swb == empty_option) 3485 { 3486 // Restore old 'switchbuf' value, but not when an autocommand or 3487 // modeline has changed the value. 3488 p_swb = old_swb; 3489 swb_flags = old_swb_flags; 3490 } 3491 decr_quickfix_busy(); 3492 } 3493 3494 // Highlight attributes used for displaying entries from the quickfix list. 3495 static int qfFileAttr; 3496 static int qfSepAttr; 3497 static int qfLineAttr; 3498 3499 /* 3500 * Display information about a single entry from the quickfix/location list. 3501 * Used by ":clist/:llist" commands. 3502 * 'cursel' will be set to TRUE for the currently selected entry in the 3503 * quickfix list. 3504 */ 3505 static void 3506 qf_list_entry(qfline_T *qfp, int qf_idx, int cursel) 3507 { 3508 char_u *fname; 3509 buf_T *buf; 3510 int filter_entry; 3511 3512 fname = NULL; 3513 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3514 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", qf_idx, 3515 (char *)qfp->qf_module); 3516 else { 3517 if (qfp->qf_fnum != 0 3518 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3519 { 3520 fname = buf->b_fname; 3521 if (qfp->qf_type == 1) // :helpgrep 3522 fname = gettail(fname); 3523 } 3524 if (fname == NULL) 3525 sprintf((char *)IObuff, "%2d", qf_idx); 3526 else 3527 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3528 qf_idx, (char *)fname); 3529 } 3530 3531 // Support for filtering entries using :filter /pat/ clist 3532 // Match against the module name, file name, search pattern and 3533 // text of the entry. 3534 filter_entry = TRUE; 3535 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3536 filter_entry &= message_filtered(qfp->qf_module); 3537 if (filter_entry && fname != NULL) 3538 filter_entry &= message_filtered(fname); 3539 if (filter_entry && qfp->qf_pattern != NULL) 3540 filter_entry &= message_filtered(qfp->qf_pattern); 3541 if (filter_entry) 3542 filter_entry &= message_filtered(qfp->qf_text); 3543 if (filter_entry) 3544 return; 3545 3546 msg_putchar('\n'); 3547 msg_outtrans_attr(IObuff, cursel ? HL_ATTR(HLF_QFL) : qfFileAttr); 3548 3549 if (qfp->qf_lnum != 0) 3550 msg_puts_attr(":", qfSepAttr); 3551 if (qfp->qf_lnum == 0) 3552 IObuff[0] = NUL; 3553 else if (qfp->qf_col == 0) 3554 sprintf((char *)IObuff, "%ld", qfp->qf_lnum); 3555 else 3556 sprintf((char *)IObuff, "%ld col %d", 3557 qfp->qf_lnum, qfp->qf_col); 3558 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3559 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3560 msg_puts_attr((char *)IObuff, qfLineAttr); 3561 msg_puts_attr(":", qfSepAttr); 3562 if (qfp->qf_pattern != NULL) 3563 { 3564 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3565 msg_puts((char *)IObuff); 3566 msg_puts_attr(":", qfSepAttr); 3567 } 3568 msg_puts(" "); 3569 3570 // Remove newlines and leading whitespace from the text. For an 3571 // unrecognized line keep the indent, the compiler may mark a word 3572 // with ^^^^. 3573 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3574 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3575 IObuff, IOSIZE); 3576 msg_prt_line(IObuff, FALSE); 3577 out_flush(); // show one line at a time 3578 } 3579 3580 /* 3581 * ":clist": list all errors 3582 * ":llist": list all locations 3583 */ 3584 void 3585 qf_list(exarg_T *eap) 3586 { 3587 qf_list_T *qfl; 3588 qfline_T *qfp; 3589 int i; 3590 int idx1 = 1; 3591 int idx2 = -1; 3592 char_u *arg = eap->arg; 3593 int plus = FALSE; 3594 int all = eap->forceit; // if not :cl!, only show 3595 // recognised errors 3596 qf_info_T *qi; 3597 3598 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3599 return; 3600 3601 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3602 { 3603 emsg(_(e_quickfix)); 3604 return; 3605 } 3606 if (*arg == '+') 3607 { 3608 ++arg; 3609 plus = TRUE; 3610 } 3611 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3612 { 3613 semsg(_(e_trailing_arg), arg); 3614 return; 3615 } 3616 qfl = qf_get_curlist(qi); 3617 if (plus) 3618 { 3619 i = qfl->qf_index; 3620 idx2 = i + idx1; 3621 idx1 = i; 3622 } 3623 else 3624 { 3625 i = qfl->qf_count; 3626 if (idx1 < 0) 3627 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3628 if (idx2 < 0) 3629 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3630 } 3631 3632 // Shorten all the file names, so that it is easy to read 3633 shorten_fnames(FALSE); 3634 3635 // Get the attributes for the different quickfix highlight items. Note 3636 // that this depends on syntax items defined in the qf.vim syntax file 3637 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3638 if (qfFileAttr == 0) 3639 qfFileAttr = HL_ATTR(HLF_D); 3640 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3641 if (qfSepAttr == 0) 3642 qfSepAttr = HL_ATTR(HLF_D); 3643 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3644 if (qfLineAttr == 0) 3645 qfLineAttr = HL_ATTR(HLF_N); 3646 3647 if (qfl->qf_nonevalid) 3648 all = TRUE; 3649 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3650 { 3651 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3652 qf_list_entry(qfp, i, i == qfl->qf_index); 3653 3654 ui_breakcheck(); 3655 } 3656 } 3657 3658 /* 3659 * Remove newlines and leading whitespace from an error message. 3660 * Put the result in "buf[bufsize]". 3661 */ 3662 static void 3663 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3664 { 3665 int i; 3666 char_u *p = text; 3667 3668 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3669 { 3670 if (*p == '\n') 3671 { 3672 buf[i] = ' '; 3673 while (*++p != NUL) 3674 if (!VIM_ISWHITE(*p) && *p != '\n') 3675 break; 3676 } 3677 else 3678 buf[i] = *p++; 3679 } 3680 buf[i] = NUL; 3681 } 3682 3683 /* 3684 * Display information (list number, list size and the title) about a 3685 * quickfix/location list. 3686 */ 3687 static void 3688 qf_msg(qf_info_T *qi, int which, char *lead) 3689 { 3690 char *title = (char *)qi->qf_lists[which].qf_title; 3691 int count = qi->qf_lists[which].qf_count; 3692 char_u buf[IOSIZE]; 3693 3694 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3695 lead, 3696 which + 1, 3697 qi->qf_listcount, 3698 count); 3699 3700 if (title != NULL) 3701 { 3702 size_t len = STRLEN(buf); 3703 3704 if (len < 34) 3705 { 3706 vim_memset(buf + len, ' ', 34 - len); 3707 buf[34] = NUL; 3708 } 3709 vim_strcat(buf, (char_u *)title, IOSIZE); 3710 } 3711 trunc_string(buf, buf, Columns - 1, IOSIZE); 3712 msg((char *)buf); 3713 } 3714 3715 /* 3716 * ":colder [count]": Up in the quickfix stack. 3717 * ":cnewer [count]": Down in the quickfix stack. 3718 * ":lolder [count]": Up in the location list stack. 3719 * ":lnewer [count]": Down in the location list stack. 3720 */ 3721 void 3722 qf_age(exarg_T *eap) 3723 { 3724 qf_info_T *qi; 3725 int count; 3726 3727 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3728 return; 3729 3730 if (eap->addr_count != 0) 3731 count = eap->line2; 3732 else 3733 count = 1; 3734 while (count--) 3735 { 3736 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3737 { 3738 if (qi->qf_curlist == 0) 3739 { 3740 emsg(_("E380: At bottom of quickfix stack")); 3741 break; 3742 } 3743 --qi->qf_curlist; 3744 } 3745 else 3746 { 3747 if (qi->qf_curlist >= qi->qf_listcount - 1) 3748 { 3749 emsg(_("E381: At top of quickfix stack")); 3750 break; 3751 } 3752 ++qi->qf_curlist; 3753 } 3754 } 3755 qf_msg(qi, qi->qf_curlist, ""); 3756 qf_update_buffer(qi, NULL); 3757 } 3758 3759 /* 3760 * Display the information about all the quickfix/location lists in the stack 3761 */ 3762 void 3763 qf_history(exarg_T *eap) 3764 { 3765 qf_info_T *qi = qf_cmd_get_stack(eap, FALSE); 3766 int i; 3767 3768 if (eap->addr_count > 0) 3769 { 3770 if (qi == NULL) 3771 { 3772 emsg(_(e_loclist)); 3773 return; 3774 } 3775 3776 // Jump to the specified quickfix list 3777 if (eap->line2 > 0 && eap->line2 <= qi->qf_listcount) 3778 { 3779 qi->qf_curlist = eap->line2 - 1; 3780 qf_msg(qi, qi->qf_curlist, ""); 3781 qf_update_buffer(qi, NULL); 3782 } 3783 else 3784 emsg(_(e_invrange)); 3785 3786 return; 3787 } 3788 3789 if (qf_stack_empty(qi)) 3790 msg(_("No entries")); 3791 else 3792 for (i = 0; i < qi->qf_listcount; ++i) 3793 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3794 } 3795 3796 /* 3797 * Free all the entries in the error list "idx". Note that other information 3798 * associated with the list like context and title are not freed. 3799 */ 3800 static void 3801 qf_free_items(qf_list_T *qfl) 3802 { 3803 qfline_T *qfp; 3804 qfline_T *qfpnext; 3805 int stop = FALSE; 3806 3807 while (qfl->qf_count && qfl->qf_start != NULL) 3808 { 3809 qfp = qfl->qf_start; 3810 qfpnext = qfp->qf_next; 3811 if (!stop) 3812 { 3813 vim_free(qfp->qf_module); 3814 vim_free(qfp->qf_text); 3815 vim_free(qfp->qf_pattern); 3816 stop = (qfp == qfpnext); 3817 vim_free(qfp); 3818 if (stop) 3819 // Somehow qf_count may have an incorrect value, set it to 1 3820 // to avoid crashing when it's wrong. 3821 // TODO: Avoid qf_count being incorrect. 3822 qfl->qf_count = 1; 3823 } 3824 qfl->qf_start = qfpnext; 3825 --qfl->qf_count; 3826 } 3827 3828 qfl->qf_index = 0; 3829 qfl->qf_start = NULL; 3830 qfl->qf_last = NULL; 3831 qfl->qf_ptr = NULL; 3832 qfl->qf_nonevalid = TRUE; 3833 3834 qf_clean_dir_stack(&qfl->qf_dir_stack); 3835 qfl->qf_directory = NULL; 3836 qf_clean_dir_stack(&qfl->qf_file_stack); 3837 qfl->qf_currfile = NULL; 3838 qfl->qf_multiline = FALSE; 3839 qfl->qf_multiignore = FALSE; 3840 qfl->qf_multiscan = FALSE; 3841 } 3842 3843 /* 3844 * Free error list "idx". Frees all the entries in the quickfix list, 3845 * associated context information and the title. 3846 */ 3847 static void 3848 qf_free(qf_list_T *qfl) 3849 { 3850 qf_free_items(qfl); 3851 3852 VIM_CLEAR(qfl->qf_title); 3853 free_tv(qfl->qf_ctx); 3854 qfl->qf_ctx = NULL; 3855 free_callback(&qfl->qftf_cb); 3856 qfl->qf_id = 0; 3857 qfl->qf_changedtick = 0L; 3858 } 3859 3860 /* 3861 * qf_mark_adjust: adjust marks 3862 */ 3863 void 3864 qf_mark_adjust( 3865 win_T *wp, 3866 linenr_T line1, 3867 linenr_T line2, 3868 long amount, 3869 long amount_after) 3870 { 3871 int i; 3872 qfline_T *qfp; 3873 int idx; 3874 qf_info_T *qi = &ql_info; 3875 int found_one = FALSE; 3876 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3877 3878 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3879 return; 3880 if (wp != NULL) 3881 { 3882 if (wp->w_llist == NULL) 3883 return; 3884 qi = wp->w_llist; 3885 } 3886 3887 for (idx = 0; idx < qi->qf_listcount; ++idx) 3888 { 3889 qf_list_T *qfl = qf_get_list(qi, idx); 3890 3891 if (!qf_list_empty(qfl)) 3892 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3893 if (qfp->qf_fnum == curbuf->b_fnum) 3894 { 3895 found_one = TRUE; 3896 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3897 { 3898 if (amount == MAXLNUM) 3899 qfp->qf_cleared = TRUE; 3900 else 3901 qfp->qf_lnum += amount; 3902 } 3903 else if (amount_after && qfp->qf_lnum > line2) 3904 qfp->qf_lnum += amount_after; 3905 } 3906 } 3907 3908 if (!found_one) 3909 curbuf->b_has_qf_entry &= ~buf_has_flag; 3910 } 3911 3912 /* 3913 * Make a nice message out of the error character and the error number: 3914 * char number message 3915 * e or E 0 " error" 3916 * w or W 0 " warning" 3917 * i or I 0 " info" 3918 * n or N 0 " note" 3919 * 0 0 "" 3920 * other 0 " c" 3921 * e or E n " error n" 3922 * w or W n " warning n" 3923 * i or I n " info n" 3924 * n or N n " note n" 3925 * 0 n " error n" 3926 * other n " c n" 3927 * 1 x "" :helpgrep 3928 */ 3929 static char_u * 3930 qf_types(int c, int nr) 3931 { 3932 static char_u buf[20]; 3933 static char_u cc[3]; 3934 char_u *p; 3935 3936 if (c == 'W' || c == 'w') 3937 p = (char_u *)" warning"; 3938 else if (c == 'I' || c == 'i') 3939 p = (char_u *)" info"; 3940 else if (c == 'N' || c == 'n') 3941 p = (char_u *)" note"; 3942 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3943 p = (char_u *)" error"; 3944 else if (c == 0 || c == 1) 3945 p = (char_u *)""; 3946 else 3947 { 3948 cc[0] = ' '; 3949 cc[1] = c; 3950 cc[2] = NUL; 3951 p = cc; 3952 } 3953 3954 if (nr <= 0) 3955 return p; 3956 3957 sprintf((char *)buf, "%s %3d", (char *)p, nr); 3958 return buf; 3959 } 3960 3961 /* 3962 * When "split" is FALSE: Open the entry/result under the cursor. 3963 * When "split" is TRUE: Open the entry/result under the cursor in a new window. 3964 */ 3965 void 3966 qf_view_result(int split) 3967 { 3968 qf_info_T *qi = &ql_info; 3969 3970 if (!bt_quickfix(curbuf)) 3971 return; 3972 3973 if (IS_LL_WINDOW(curwin)) 3974 qi = GET_LOC_LIST(curwin); 3975 3976 if (qf_list_empty(qf_get_curlist(qi))) 3977 { 3978 emsg(_(e_quickfix)); 3979 return; 3980 } 3981 3982 if (split) 3983 { 3984 // Open the selected entry in a new window 3985 qf_jump_newwin(qi, 0, (long)curwin->w_cursor.lnum, FALSE, TRUE); 3986 do_cmdline_cmd((char_u *) "clearjumps"); 3987 return; 3988 } 3989 3990 do_cmdline_cmd((char_u *)(IS_LL_WINDOW(curwin) ? ".ll" : ".cc")); 3991 } 3992 3993 /* 3994 * ":cwindow": open the quickfix window if we have errors to display, 3995 * close it if not. 3996 * ":lwindow": open the location list window if we have locations to display, 3997 * close it if not. 3998 */ 3999 void 4000 ex_cwindow(exarg_T *eap) 4001 { 4002 qf_info_T *qi; 4003 qf_list_T *qfl; 4004 win_T *win; 4005 4006 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4007 return; 4008 4009 qfl = qf_get_curlist(qi); 4010 4011 // Look for an existing quickfix window. 4012 win = qf_find_win(qi); 4013 4014 // If a quickfix window is open but we have no errors to display, 4015 // close the window. If a quickfix window is not open, then open 4016 // it if we have errors; otherwise, leave it closed. 4017 if (qf_stack_empty(qi) 4018 || qfl->qf_nonevalid 4019 || qf_list_empty(qfl)) 4020 { 4021 if (win != NULL) 4022 ex_cclose(eap); 4023 } 4024 else if (win == NULL) 4025 ex_copen(eap); 4026 } 4027 4028 /* 4029 * ":cclose": close the window showing the list of errors. 4030 * ":lclose": close the window showing the location list 4031 */ 4032 void 4033 ex_cclose(exarg_T *eap) 4034 { 4035 win_T *win = NULL; 4036 qf_info_T *qi; 4037 4038 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4039 return; 4040 4041 // Find existing quickfix window and close it. 4042 win = qf_find_win(qi); 4043 if (win != NULL) 4044 win_close(win, FALSE); 4045 } 4046 4047 /* 4048 * Set "w:quickfix_title" if "qi" has a title. 4049 */ 4050 static void 4051 qf_set_title_var(qf_list_T *qfl) 4052 { 4053 if (qfl->qf_title != NULL) 4054 set_internal_string_var((char_u *)"w:quickfix_title", qfl->qf_title); 4055 } 4056 4057 /* 4058 * Goto a quickfix or location list window (if present). 4059 * Returns OK if the window is found, FAIL otherwise. 4060 */ 4061 static int 4062 qf_goto_cwindow(qf_info_T *qi, int resize, int sz, int vertsplit) 4063 { 4064 win_T *win; 4065 4066 win = qf_find_win(qi); 4067 if (win == NULL) 4068 return FAIL; 4069 4070 win_goto(win); 4071 if (resize) 4072 { 4073 if (vertsplit) 4074 { 4075 if (sz != win->w_width) 4076 win_setwidth(sz); 4077 } 4078 else if (sz != win->w_height && win->w_height 4079 + win->w_status_height + tabline_height() < cmdline_row) 4080 win_setheight(sz); 4081 } 4082 4083 return OK; 4084 } 4085 4086 /* 4087 * Set options for the buffer in the quickfix or location list window. 4088 */ 4089 static void 4090 qf_set_cwindow_options(void) 4091 { 4092 // switch off 'swapfile' 4093 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 4094 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 4095 OPT_LOCAL); 4096 set_option_value((char_u *)"bh", 0L, (char_u *)"hide", OPT_LOCAL); 4097 RESET_BINDING(curwin); 4098 #ifdef FEAT_DIFF 4099 curwin->w_p_diff = FALSE; 4100 #endif 4101 #ifdef FEAT_FOLDING 4102 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 4103 OPT_LOCAL); 4104 #endif 4105 } 4106 4107 /* 4108 * Open a new quickfix or location list window, load the quickfix buffer and 4109 * set the appropriate options for the window. 4110 * Returns FAIL if the window could not be opened. 4111 */ 4112 static int 4113 qf_open_new_cwindow(qf_info_T *qi, int height) 4114 { 4115 buf_T *qf_buf; 4116 win_T *oldwin = curwin; 4117 tabpage_T *prevtab = curtab; 4118 int flags = 0; 4119 win_T *win; 4120 4121 qf_buf = qf_find_buf(qi); 4122 4123 // The current window becomes the previous window afterwards. 4124 win = curwin; 4125 4126 if (IS_QF_STACK(qi) && cmdmod.split == 0) 4127 // Create the new quickfix window at the very bottom, except when 4128 // :belowright or :aboveleft is used. 4129 win_goto(lastwin); 4130 // Default is to open the window below the current window 4131 if (cmdmod.split == 0) 4132 flags = WSP_BELOW; 4133 flags |= WSP_NEWLOC; 4134 if (win_split(height, flags) == FAIL) 4135 return FAIL; // not enough room for window 4136 RESET_BINDING(curwin); 4137 4138 if (IS_LL_STACK(qi)) 4139 { 4140 // For the location list window, create a reference to the 4141 // location list stack from the window 'win'. 4142 curwin->w_llist_ref = qi; 4143 qi->qf_refcount++; 4144 } 4145 4146 if (oldwin != curwin) 4147 oldwin = NULL; // don't store info when in another window 4148 if (qf_buf != NULL) 4149 { 4150 // Use the existing quickfix buffer 4151 (void)do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 4152 ECMD_HIDE + ECMD_OLDBUF, oldwin); 4153 } 4154 else 4155 { 4156 // Create a new quickfix buffer 4157 (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin); 4158 4159 // save the number of the new buffer 4160 qi->qf_bufnr = curbuf->b_fnum; 4161 } 4162 4163 // Set the options for the quickfix buffer/window (if not already done) 4164 // Do this even if the quickfix buffer was already present, as an autocmd 4165 // might have previously deleted (:bdelete) the quickfix buffer. 4166 if (!bt_quickfix(curbuf)) 4167 qf_set_cwindow_options(); 4168 4169 // Only set the height when still in the same tab page and there is no 4170 // window to the side. 4171 if (curtab == prevtab && curwin->w_width == Columns) 4172 win_setheight(height); 4173 curwin->w_p_wfh = TRUE; // set 'winfixheight' 4174 if (win_valid(win)) 4175 prevwin = win; 4176 4177 return OK; 4178 } 4179 4180 /* 4181 * ":copen": open a window that shows the list of errors. 4182 * ":lopen": open a window that shows the location list. 4183 */ 4184 void 4185 ex_copen(exarg_T *eap) 4186 { 4187 qf_info_T *qi; 4188 qf_list_T *qfl; 4189 int height; 4190 int status = FAIL; 4191 int lnum; 4192 4193 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4194 return; 4195 4196 incr_quickfix_busy(); 4197 4198 if (eap->addr_count != 0) 4199 height = eap->line2; 4200 else 4201 height = QF_WINHEIGHT; 4202 4203 reset_VIsual_and_resel(); // stop Visual mode 4204 #ifdef FEAT_GUI 4205 need_mouse_correct = TRUE; 4206 #endif 4207 4208 // Find an existing quickfix window, or open a new one. 4209 if (cmdmod.tab == 0) 4210 status = qf_goto_cwindow(qi, eap->addr_count != 0, height, 4211 cmdmod.split & WSP_VERT); 4212 if (status == FAIL) 4213 if (qf_open_new_cwindow(qi, height) == FAIL) 4214 { 4215 decr_quickfix_busy(); 4216 return; 4217 } 4218 4219 qfl = qf_get_curlist(qi); 4220 qf_set_title_var(qfl); 4221 // Save the current index here, as updating the quickfix buffer may free 4222 // the quickfix list 4223 lnum = qfl->qf_index; 4224 4225 // Fill the buffer with the quickfix list. 4226 qf_fill_buffer(qfl, curbuf, NULL, curwin->w_id); 4227 4228 decr_quickfix_busy(); 4229 4230 curwin->w_cursor.lnum = lnum; 4231 curwin->w_cursor.col = 0; 4232 check_cursor(); 4233 update_topline(); // scroll to show the line 4234 } 4235 4236 /* 4237 * Move the cursor in the quickfix window to "lnum". 4238 */ 4239 static void 4240 qf_win_goto(win_T *win, linenr_T lnum) 4241 { 4242 win_T *old_curwin = curwin; 4243 4244 curwin = win; 4245 curbuf = win->w_buffer; 4246 curwin->w_cursor.lnum = lnum; 4247 curwin->w_cursor.col = 0; 4248 curwin->w_cursor.coladd = 0; 4249 curwin->w_curswant = 0; 4250 update_topline(); // scroll to show the line 4251 redraw_later(VALID); 4252 curwin->w_redr_status = TRUE; // update ruler 4253 curwin = old_curwin; 4254 curbuf = curwin->w_buffer; 4255 } 4256 4257 /* 4258 * :cbottom/:lbottom commands. 4259 */ 4260 void 4261 ex_cbottom(exarg_T *eap) 4262 { 4263 qf_info_T *qi; 4264 win_T *win; 4265 4266 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4267 return; 4268 4269 win = qf_find_win(qi); 4270 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 4271 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 4272 } 4273 4274 /* 4275 * Return the number of the current entry (line number in the quickfix 4276 * window). 4277 */ 4278 linenr_T 4279 qf_current_entry(win_T *wp) 4280 { 4281 qf_info_T *qi = &ql_info; 4282 4283 if (IS_LL_WINDOW(wp)) 4284 // In the location list window, use the referenced location list 4285 qi = wp->w_llist_ref; 4286 4287 return qf_get_curlist(qi)->qf_index; 4288 } 4289 4290 /* 4291 * Update the cursor position in the quickfix window to the current error. 4292 * Return TRUE if there is a quickfix window. 4293 */ 4294 static int 4295 qf_win_pos_update( 4296 qf_info_T *qi, 4297 int old_qf_index) // previous qf_index or zero 4298 { 4299 win_T *win; 4300 int qf_index = qf_get_curlist(qi)->qf_index; 4301 4302 // Put the cursor on the current error in the quickfix window, so that 4303 // it's viewable. 4304 win = qf_find_win(qi); 4305 if (win != NULL 4306 && qf_index <= win->w_buffer->b_ml.ml_line_count 4307 && old_qf_index != qf_index) 4308 { 4309 if (qf_index > old_qf_index) 4310 { 4311 win->w_redraw_top = old_qf_index; 4312 win->w_redraw_bot = qf_index; 4313 } 4314 else 4315 { 4316 win->w_redraw_top = qf_index; 4317 win->w_redraw_bot = old_qf_index; 4318 } 4319 qf_win_goto(win, qf_index); 4320 } 4321 return win != NULL; 4322 } 4323 4324 /* 4325 * Check whether the given window is displaying the specified quickfix/location 4326 * stack. 4327 */ 4328 static int 4329 is_qf_win(win_T *win, qf_info_T *qi) 4330 { 4331 // A window displaying the quickfix buffer will have the w_llist_ref field 4332 // set to NULL. 4333 // A window displaying a location list buffer will have the w_llist_ref 4334 // pointing to the location list. 4335 if (bt_quickfix(win->w_buffer)) 4336 if ((IS_QF_STACK(qi) && win->w_llist_ref == NULL) 4337 || (IS_LL_STACK(qi) && win->w_llist_ref == qi)) 4338 return TRUE; 4339 4340 return FALSE; 4341 } 4342 4343 /* 4344 * Find a window displaying the quickfix/location stack 'qi' 4345 * Only searches in the current tabpage. 4346 */ 4347 static win_T * 4348 qf_find_win(qf_info_T *qi) 4349 { 4350 win_T *win; 4351 4352 FOR_ALL_WINDOWS(win) 4353 if (is_qf_win(win, qi)) 4354 return win; 4355 return NULL; 4356 } 4357 4358 /* 4359 * Find a quickfix buffer. 4360 * Searches in windows opened in all the tabs. 4361 */ 4362 static buf_T * 4363 qf_find_buf(qf_info_T *qi) 4364 { 4365 tabpage_T *tp; 4366 win_T *win; 4367 4368 if (qi->qf_bufnr != INVALID_QFBUFNR) 4369 { 4370 buf_T *qfbuf; 4371 qfbuf = buflist_findnr(qi->qf_bufnr); 4372 if (qfbuf != NULL) 4373 return qfbuf; 4374 // buffer is no longer present 4375 qi->qf_bufnr = INVALID_QFBUFNR; 4376 } 4377 4378 FOR_ALL_TAB_WINDOWS(tp, win) 4379 if (is_qf_win(win, qi)) 4380 return win->w_buffer; 4381 4382 return NULL; 4383 } 4384 4385 /* 4386 * Process the 'quickfixtextfunc' option value. 4387 */ 4388 int 4389 qf_process_qftf_option(void) 4390 { 4391 typval_T *tv; 4392 callback_T cb; 4393 4394 if (p_qftf == NULL || *p_qftf == NUL) 4395 { 4396 free_callback(&qftf_cb); 4397 return TRUE; 4398 } 4399 4400 if (*p_qftf == '{') 4401 { 4402 // Lambda expression 4403 tv = eval_expr(p_qftf, NULL); 4404 if (tv == NULL) 4405 return FALSE; 4406 } 4407 else 4408 { 4409 // treat everything else as a function name string 4410 tv = alloc_string_tv(vim_strsave(p_qftf)); 4411 if (tv == NULL) 4412 return FALSE; 4413 } 4414 4415 cb = get_callback(tv); 4416 if (cb.cb_name == NULL) 4417 { 4418 free_tv(tv); 4419 return FALSE; 4420 } 4421 4422 free_callback(&qftf_cb); 4423 set_callback(&qftf_cb, &cb); 4424 free_tv(tv); 4425 return TRUE; 4426 } 4427 4428 /* 4429 * Update the w:quickfix_title variable in the quickfix/location list window 4430 */ 4431 static void 4432 qf_update_win_titlevar(qf_info_T *qi) 4433 { 4434 win_T *win; 4435 win_T *curwin_save; 4436 4437 if ((win = qf_find_win(qi)) != NULL) 4438 { 4439 curwin_save = curwin; 4440 curwin = win; 4441 qf_set_title_var(qf_get_curlist(qi)); 4442 curwin = curwin_save; 4443 } 4444 } 4445 4446 /* 4447 * Find the quickfix buffer. If it exists, update the contents. 4448 */ 4449 static void 4450 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 4451 { 4452 buf_T *buf; 4453 win_T *win; 4454 aco_save_T aco; 4455 4456 // Check if a buffer for the quickfix list exists. Update it. 4457 buf = qf_find_buf(qi); 4458 if (buf != NULL) 4459 { 4460 linenr_T old_line_count = buf->b_ml.ml_line_count; 4461 int qf_winid = 0; 4462 4463 if (IS_LL_STACK(qi)) 4464 qf_winid = curwin->w_id; 4465 4466 if (old_last == NULL) 4467 // set curwin/curbuf to buf and save a few things 4468 aucmd_prepbuf(&aco, buf); 4469 4470 qf_update_win_titlevar(qi); 4471 4472 qf_fill_buffer(qf_get_curlist(qi), buf, old_last, qf_winid); 4473 ++CHANGEDTICK(buf); 4474 4475 if (old_last == NULL) 4476 { 4477 (void)qf_win_pos_update(qi, 0); 4478 4479 // restore curwin/curbuf and a few other things 4480 aucmd_restbuf(&aco); 4481 } 4482 4483 // Only redraw when added lines are visible. This avoids flickering 4484 // when the added lines are not visible. 4485 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 4486 redraw_buf_later(buf, NOT_VALID); 4487 } 4488 } 4489 4490 /* 4491 * Add an error line to the quickfix buffer. 4492 */ 4493 static int 4494 qf_buf_add_line( 4495 buf_T *buf, // quickfix window buffer 4496 linenr_T lnum, 4497 qfline_T *qfp, 4498 char_u *dirname, 4499 char_u *qftf_str) 4500 { 4501 int len; 4502 buf_T *errbuf; 4503 4504 // If the 'quickfixtextfunc' function returned an non-empty custom string 4505 // for this entry, then use it. 4506 if (qftf_str != NULL && *qftf_str != NUL) 4507 vim_strncpy(IObuff, qftf_str, IOSIZE - 1); 4508 else 4509 { 4510 if (qfp->qf_module != NULL) 4511 { 4512 vim_strncpy(IObuff, qfp->qf_module, IOSIZE - 1); 4513 len = (int)STRLEN(IObuff); 4514 } 4515 else if (qfp->qf_fnum != 0 4516 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 4517 && errbuf->b_fname != NULL) 4518 { 4519 if (qfp->qf_type == 1) // :helpgrep 4520 vim_strncpy(IObuff, gettail(errbuf->b_fname), IOSIZE - 1); 4521 else 4522 { 4523 // shorten the file name if not done already 4524 if (errbuf->b_sfname == NULL 4525 || mch_isFullName(errbuf->b_sfname)) 4526 { 4527 if (*dirname == NUL) 4528 mch_dirname(dirname, MAXPATHL); 4529 shorten_buf_fname(errbuf, dirname, FALSE); 4530 } 4531 vim_strncpy(IObuff, errbuf->b_fname, IOSIZE - 1); 4532 } 4533 len = (int)STRLEN(IObuff); 4534 } 4535 else 4536 len = 0; 4537 4538 if (len < IOSIZE - 1) 4539 IObuff[len++] = '|'; 4540 4541 if (qfp->qf_lnum > 0) 4542 { 4543 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%ld", 4544 qfp->qf_lnum); 4545 len += (int)STRLEN(IObuff + len); 4546 4547 if (qfp->qf_col > 0) 4548 { 4549 vim_snprintf((char *)IObuff + len, IOSIZE - len, 4550 " col %d", qfp->qf_col); 4551 len += (int)STRLEN(IObuff + len); 4552 } 4553 4554 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%s", 4555 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 4556 len += (int)STRLEN(IObuff + len); 4557 } 4558 else if (qfp->qf_pattern != NULL) 4559 { 4560 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 4561 len += (int)STRLEN(IObuff + len); 4562 } 4563 if (len < IOSIZE - 2) 4564 { 4565 IObuff[len++] = '|'; 4566 IObuff[len++] = ' '; 4567 } 4568 4569 // Remove newlines and leading whitespace from the text. 4570 // For an unrecognized line keep the indent, the compiler may 4571 // mark a word with ^^^^. 4572 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 4573 IObuff + len, IOSIZE - len); 4574 } 4575 4576 if (ml_append_buf(buf, lnum, IObuff, 4577 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 4578 return FAIL; 4579 4580 return OK; 4581 } 4582 4583 /* 4584 * Call the 'quickfixtextfunc' function to get the list of lines to display in 4585 * the quickfix window for the entries 'start_idx' to 'end_idx'. 4586 */ 4587 static list_T * 4588 call_qftf_func(qf_list_T *qfl, int qf_winid, long start_idx, long end_idx) 4589 { 4590 callback_T *cb = &qftf_cb; 4591 list_T *qftf_list = NULL; 4592 4593 // If 'quickfixtextfunc' is set, then use the user-supplied function to get 4594 // the text to display. Use the local value of 'quickfixtextfunc' if it is 4595 // set. 4596 if (qfl->qftf_cb.cb_name != NULL) 4597 cb = &qfl->qftf_cb; 4598 if (cb != NULL && cb->cb_name != NULL) 4599 { 4600 typval_T args[1]; 4601 dict_T *d; 4602 typval_T rettv; 4603 4604 // create the dict argument 4605 if ((d = dict_alloc_lock(VAR_FIXED)) == NULL) 4606 return NULL; 4607 dict_add_number(d, "quickfix", (long)IS_QF_LIST(qfl)); 4608 dict_add_number(d, "winid", (long)qf_winid); 4609 dict_add_number(d, "id", (long)qfl->qf_id); 4610 dict_add_number(d, "start_idx", start_idx); 4611 dict_add_number(d, "end_idx", end_idx); 4612 ++d->dv_refcount; 4613 args[0].v_type = VAR_DICT; 4614 args[0].vval.v_dict = d; 4615 4616 qftf_list = NULL; 4617 if (call_callback(cb, 0, &rettv, 1, args) != FAIL) 4618 { 4619 if (rettv.v_type == VAR_LIST) 4620 { 4621 qftf_list = rettv.vval.v_list; 4622 qftf_list->lv_refcount++; 4623 } 4624 clear_tv(&rettv); 4625 } 4626 dict_unref(d); 4627 } 4628 4629 return qftf_list; 4630 } 4631 4632 /* 4633 * Fill current buffer with quickfix errors, replacing any previous contents. 4634 * curbuf must be the quickfix buffer! 4635 * If "old_last" is not NULL append the items after this one. 4636 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 4637 * ml_delete() is used and autocommands will be triggered. 4638 */ 4639 static void 4640 qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid) 4641 { 4642 linenr_T lnum; 4643 qfline_T *qfp; 4644 int old_KeyTyped = KeyTyped; 4645 list_T *qftf_list = NULL; 4646 listitem_T *qftf_li = NULL; 4647 4648 if (old_last == NULL) 4649 { 4650 if (buf != curbuf) 4651 { 4652 internal_error("qf_fill_buffer()"); 4653 return; 4654 } 4655 4656 // delete all existing lines 4657 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 4658 (void)ml_delete((linenr_T)1); 4659 } 4660 4661 // Check if there is anything to display 4662 if (qfl != NULL) 4663 { 4664 char_u dirname[MAXPATHL]; 4665 int invalid_val = FALSE; 4666 4667 *dirname = NUL; 4668 4669 // Add one line for each error 4670 if (old_last == NULL || old_last->qf_next == NULL) 4671 { 4672 qfp = qfl->qf_start; 4673 lnum = 0; 4674 } 4675 else 4676 { 4677 qfp = old_last->qf_next; 4678 lnum = buf->b_ml.ml_line_count; 4679 } 4680 4681 qftf_list = call_qftf_func(qfl, qf_winid, (long)(lnum + 1), 4682 (long)qfl->qf_count); 4683 if (qftf_list != NULL) 4684 qftf_li = qftf_list->lv_first; 4685 4686 while (lnum < qfl->qf_count) 4687 { 4688 char_u *qftf_str = NULL; 4689 4690 // Use the text supplied by the user defined function (if any). 4691 // If the returned value is not string, then ignore the rest 4692 // of the returned values and use the default. 4693 if (qftf_li != NULL && !invalid_val) 4694 { 4695 qftf_str = tv_get_string_chk(&qftf_li->li_tv); 4696 if (qftf_str == NULL) 4697 invalid_val = TRUE; 4698 } 4699 4700 if (qf_buf_add_line(buf, lnum, qfp, dirname, qftf_str) == FAIL) 4701 break; 4702 4703 ++lnum; 4704 qfp = qfp->qf_next; 4705 if (qfp == NULL) 4706 break; 4707 4708 if (qftf_li != NULL) 4709 qftf_li = qftf_li->li_next; 4710 } 4711 4712 if (old_last == NULL) 4713 // Delete the empty line which is now at the end 4714 (void)ml_delete(lnum + 1); 4715 } 4716 4717 // correct cursor position 4718 check_lnums(TRUE); 4719 4720 if (old_last == NULL) 4721 { 4722 // Set the 'filetype' to "qf" each time after filling the buffer. 4723 // This resembles reading a file into a buffer, it's more logical when 4724 // using autocommands. 4725 ++curbuf_lock; 4726 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4727 curbuf->b_p_ma = FALSE; 4728 4729 keep_filetype = TRUE; // don't detect 'filetype' 4730 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4731 FALSE, curbuf); 4732 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4733 FALSE, curbuf); 4734 keep_filetype = FALSE; 4735 --curbuf_lock; 4736 4737 // make sure it will be redrawn 4738 redraw_curbuf_later(NOT_VALID); 4739 } 4740 4741 // Restore KeyTyped, setting 'filetype' may reset it. 4742 KeyTyped = old_KeyTyped; 4743 } 4744 4745 /* 4746 * For every change made to the quickfix list, update the changed tick. 4747 */ 4748 static void 4749 qf_list_changed(qf_list_T *qfl) 4750 { 4751 qfl->qf_changedtick++; 4752 } 4753 4754 /* 4755 * Return the quickfix/location list number with the given identifier. 4756 * Returns -1 if list is not found. 4757 */ 4758 static int 4759 qf_id2nr(qf_info_T *qi, int_u qfid) 4760 { 4761 int qf_idx; 4762 4763 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4764 if (qi->qf_lists[qf_idx].qf_id == qfid) 4765 return qf_idx; 4766 return INVALID_QFIDX; 4767 } 4768 4769 /* 4770 * If the current list is not "save_qfid" and we can find the list with that ID 4771 * then make it the current list. 4772 * This is used when autocommands may have changed the current list. 4773 * Returns OK if successfully restored the list. Returns FAIL if the list with 4774 * the specified identifier (save_qfid) is not found in the stack. 4775 */ 4776 static int 4777 qf_restore_list(qf_info_T *qi, int_u save_qfid) 4778 { 4779 int curlist; 4780 4781 if (qf_get_curlist(qi)->qf_id != save_qfid) 4782 { 4783 curlist = qf_id2nr(qi, save_qfid); 4784 if (curlist < 0) 4785 // list is not present 4786 return FAIL; 4787 qi->qf_curlist = curlist; 4788 } 4789 return OK; 4790 } 4791 4792 /* 4793 * Jump to the first entry if there is one. 4794 */ 4795 static void 4796 qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit) 4797 { 4798 if (qf_restore_list(qi, save_qfid) == FAIL) 4799 return; 4800 4801 // Autocommands might have cleared the list, check for that. 4802 if (!qf_list_empty(qf_get_curlist(qi))) 4803 qf_jump(qi, 0, 0, forceit); 4804 } 4805 4806 /* 4807 * Return TRUE when using ":vimgrep" for ":grep". 4808 */ 4809 int 4810 grep_internal(cmdidx_T cmdidx) 4811 { 4812 return ((cmdidx == CMD_grep 4813 || cmdidx == CMD_lgrep 4814 || cmdidx == CMD_grepadd 4815 || cmdidx == CMD_lgrepadd) 4816 && STRCMP("internal", 4817 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4818 } 4819 4820 /* 4821 * Return the make/grep autocmd name. 4822 */ 4823 static char_u * 4824 make_get_auname(cmdidx_T cmdidx) 4825 { 4826 switch (cmdidx) 4827 { 4828 case CMD_make: return (char_u *)"make"; 4829 case CMD_lmake: return (char_u *)"lmake"; 4830 case CMD_grep: return (char_u *)"grep"; 4831 case CMD_lgrep: return (char_u *)"lgrep"; 4832 case CMD_grepadd: return (char_u *)"grepadd"; 4833 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4834 default: return NULL; 4835 } 4836 } 4837 4838 /* 4839 * Return the name for the errorfile, in allocated memory. 4840 * Find a new unique name when 'makeef' contains "##". 4841 * Returns NULL for error. 4842 */ 4843 static char_u * 4844 get_mef_name(void) 4845 { 4846 char_u *p; 4847 char_u *name; 4848 static int start = -1; 4849 static int off = 0; 4850 #ifdef HAVE_LSTAT 4851 stat_T sb; 4852 #endif 4853 4854 if (*p_mef == NUL) 4855 { 4856 name = vim_tempname('e', FALSE); 4857 if (name == NULL) 4858 emsg(_(e_notmp)); 4859 return name; 4860 } 4861 4862 for (p = p_mef; *p; ++p) 4863 if (p[0] == '#' && p[1] == '#') 4864 break; 4865 4866 if (*p == NUL) 4867 return vim_strsave(p_mef); 4868 4869 // Keep trying until the name doesn't exist yet. 4870 for (;;) 4871 { 4872 if (start == -1) 4873 start = mch_get_pid(); 4874 else 4875 off += 19; 4876 4877 name = alloc(STRLEN(p_mef) + 30); 4878 if (name == NULL) 4879 break; 4880 STRCPY(name, p_mef); 4881 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4882 STRCAT(name, p + 2); 4883 if (mch_getperm(name) < 0 4884 #ifdef HAVE_LSTAT 4885 // Don't accept a symbolic link, it's a security risk. 4886 && mch_lstat((char *)name, &sb) < 0 4887 #endif 4888 ) 4889 break; 4890 vim_free(name); 4891 } 4892 return name; 4893 } 4894 4895 /* 4896 * Form the complete command line to invoke 'make'/'grep'. Quote the command 4897 * using 'shellquote' and append 'shellpipe'. Echo the fully formed command. 4898 */ 4899 static char_u * 4900 make_get_fullcmd(char_u *makecmd, char_u *fname) 4901 { 4902 char_u *cmd; 4903 unsigned len; 4904 4905 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(makecmd) + 1; 4906 if (*p_sp != NUL) 4907 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4908 cmd = alloc(len); 4909 if (cmd == NULL) 4910 return NULL; 4911 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)makecmd, 4912 (char *)p_shq); 4913 4914 // If 'shellpipe' empty: don't redirect to 'errorfile'. 4915 if (*p_sp != NUL) 4916 append_redir(cmd, len, p_sp, fname); 4917 4918 // Display the fully formed command. Output a newline if there's something 4919 // else than the :make command that was typed (in which case the cursor is 4920 // in column 0). 4921 if (msg_col == 0) 4922 msg_didout = FALSE; 4923 msg_start(); 4924 msg_puts(":!"); 4925 msg_outtrans(cmd); // show what we are doing 4926 4927 return cmd; 4928 } 4929 4930 /* 4931 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4932 */ 4933 void 4934 ex_make(exarg_T *eap) 4935 { 4936 char_u *fname; 4937 char_u *cmd; 4938 char_u *enc = NULL; 4939 win_T *wp = NULL; 4940 qf_info_T *qi = &ql_info; 4941 int res; 4942 char_u *au_name = NULL; 4943 int_u save_qfid; 4944 4945 // Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". 4946 if (grep_internal(eap->cmdidx)) 4947 { 4948 ex_vimgrep(eap); 4949 return; 4950 } 4951 4952 au_name = make_get_auname(eap->cmdidx); 4953 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 4954 curbuf->b_fname, TRUE, curbuf)) 4955 { 4956 #ifdef FEAT_EVAL 4957 if (aborting()) 4958 return; 4959 #endif 4960 } 4961 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 4962 4963 if (is_loclist_cmd(eap->cmdidx)) 4964 wp = curwin; 4965 4966 autowrite_all(); 4967 fname = get_mef_name(); 4968 if (fname == NULL) 4969 return; 4970 mch_remove(fname); // in case it's not unique 4971 4972 cmd = make_get_fullcmd(eap->arg, fname); 4973 if (cmd == NULL) 4974 return; 4975 4976 // let the shell know if we are redirecting output or not 4977 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 4978 4979 #ifdef AMIGA 4980 out_flush(); 4981 // read window status report and redraw before message 4982 (void)char_avail(); 4983 #endif 4984 4985 incr_quickfix_busy(); 4986 4987 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 4988 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 4989 (eap->cmdidx != CMD_grepadd 4990 && eap->cmdidx != CMD_lgrepadd), 4991 qf_cmdtitle(*eap->cmdlinep), enc); 4992 if (wp != NULL) 4993 { 4994 qi = GET_LOC_LIST(wp); 4995 if (qi == NULL) 4996 goto cleanup; 4997 } 4998 if (res >= 0) 4999 qf_list_changed(qf_get_curlist(qi)); 5000 5001 // Remember the current quickfix list identifier, so that we can 5002 // check for autocommands changing the current quickfix list. 5003 save_qfid = qf_get_curlist(qi)->qf_id; 5004 if (au_name != NULL) 5005 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 5006 curbuf->b_fname, TRUE, curbuf); 5007 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 5008 // display the first error 5009 qf_jump_first(qi, save_qfid, FALSE); 5010 5011 cleanup: 5012 decr_quickfix_busy(); 5013 mch_remove(fname); 5014 vim_free(fname); 5015 vim_free(cmd); 5016 } 5017 5018 /* 5019 * Returns the number of entries in the current quickfix/location list. 5020 */ 5021 int 5022 qf_get_size(exarg_T *eap) 5023 { 5024 qf_info_T *qi; 5025 5026 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5027 return 0; 5028 return qf_get_curlist(qi)->qf_count; 5029 } 5030 5031 /* 5032 * Returns the number of valid entries in the current quickfix/location list. 5033 */ 5034 int 5035 qf_get_valid_size(exarg_T *eap) 5036 { 5037 qf_info_T *qi; 5038 qf_list_T *qfl; 5039 qfline_T *qfp; 5040 int i, sz = 0; 5041 int prev_fnum = 0; 5042 5043 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5044 return 0; 5045 5046 qfl = qf_get_curlist(qi); 5047 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5048 { 5049 if (qfp->qf_valid) 5050 { 5051 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 5052 sz++; // Count all valid entries 5053 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5054 { 5055 // Count the number of files 5056 sz++; 5057 prev_fnum = qfp->qf_fnum; 5058 } 5059 } 5060 } 5061 5062 return sz; 5063 } 5064 5065 /* 5066 * Returns the current index of the quickfix/location list. 5067 * Returns 0 if there is an error. 5068 */ 5069 int 5070 qf_get_cur_idx(exarg_T *eap) 5071 { 5072 qf_info_T *qi; 5073 5074 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5075 return 0; 5076 5077 return qf_get_curlist(qi)->qf_index; 5078 } 5079 5080 /* 5081 * Returns the current index in the quickfix/location list (counting only valid 5082 * entries). If no valid entries are in the list, then returns 1. 5083 */ 5084 int 5085 qf_get_cur_valid_idx(exarg_T *eap) 5086 { 5087 qf_info_T *qi; 5088 qf_list_T *qfl; 5089 qfline_T *qfp; 5090 int i, eidx = 0; 5091 int prev_fnum = 0; 5092 5093 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5094 return 1; 5095 5096 qfl = qf_get_curlist(qi); 5097 qfp = qfl->qf_start; 5098 5099 // check if the list has valid errors 5100 if (!qf_list_has_valid_entries(qfl)) 5101 return 1; 5102 5103 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 5104 { 5105 if (qfp->qf_valid) 5106 { 5107 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5108 { 5109 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5110 { 5111 // Count the number of files 5112 eidx++; 5113 prev_fnum = qfp->qf_fnum; 5114 } 5115 } 5116 else 5117 eidx++; 5118 } 5119 } 5120 5121 return eidx ? eidx : 1; 5122 } 5123 5124 /* 5125 * Get the 'n'th valid error entry in the quickfix or location list. 5126 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 5127 * For :cdo and :ldo returns the 'n'th valid error entry. 5128 * For :cfdo and :lfdo returns the 'n'th valid file entry. 5129 */ 5130 static int 5131 qf_get_nth_valid_entry(qf_list_T *qfl, int n, int fdo) 5132 { 5133 qfline_T *qfp; 5134 int i, eidx; 5135 int prev_fnum = 0; 5136 5137 // check if the list has valid errors 5138 if (!qf_list_has_valid_entries(qfl)) 5139 return 1; 5140 5141 eidx = 0; 5142 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5143 { 5144 if (qfp->qf_valid) 5145 { 5146 if (fdo) 5147 { 5148 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5149 { 5150 // Count the number of files 5151 eidx++; 5152 prev_fnum = qfp->qf_fnum; 5153 } 5154 } 5155 else 5156 eidx++; 5157 } 5158 5159 if (eidx == n) 5160 break; 5161 } 5162 5163 if (i <= qfl->qf_count) 5164 return i; 5165 else 5166 return 1; 5167 } 5168 5169 /* 5170 * ":cc", ":crewind", ":cfirst" and ":clast". 5171 * ":ll", ":lrewind", ":lfirst" and ":llast". 5172 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 5173 */ 5174 void 5175 ex_cc(exarg_T *eap) 5176 { 5177 qf_info_T *qi; 5178 int errornr; 5179 5180 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5181 return; 5182 5183 if (eap->addr_count > 0) 5184 errornr = (int)eap->line2; 5185 else 5186 { 5187 switch (eap->cmdidx) 5188 { 5189 case CMD_cc: case CMD_ll: 5190 errornr = 0; 5191 break; 5192 case CMD_crewind: case CMD_lrewind: case CMD_cfirst: 5193 case CMD_lfirst: 5194 errornr = 1; 5195 break; 5196 default: 5197 errornr = 32767; 5198 } 5199 } 5200 5201 // For cdo and ldo commands, jump to the nth valid error. 5202 // For cfdo and lfdo commands, jump to the nth valid file entry. 5203 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 5204 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5205 errornr = qf_get_nth_valid_entry(qf_get_curlist(qi), 5206 eap->addr_count > 0 ? (int)eap->line1 : 1, 5207 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 5208 5209 qf_jump(qi, 0, errornr, eap->forceit); 5210 } 5211 5212 /* 5213 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 5214 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 5215 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 5216 */ 5217 void 5218 ex_cnext(exarg_T *eap) 5219 { 5220 qf_info_T *qi; 5221 int errornr; 5222 int dir; 5223 5224 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5225 return; 5226 5227 if (eap->addr_count > 0 5228 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 5229 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 5230 errornr = (int)eap->line2; 5231 else 5232 errornr = 1; 5233 5234 // Depending on the command jump to either next or previous entry/file. 5235 switch (eap->cmdidx) 5236 { 5237 case CMD_cnext: case CMD_lnext: case CMD_cdo: case CMD_ldo: 5238 dir = FORWARD; 5239 break; 5240 case CMD_cprevious: case CMD_lprevious: case CMD_cNext: 5241 case CMD_lNext: 5242 dir = BACKWARD; 5243 break; 5244 case CMD_cnfile: case CMD_lnfile: case CMD_cfdo: case CMD_lfdo: 5245 dir = FORWARD_FILE; 5246 break; 5247 case CMD_cpfile: case CMD_lpfile: case CMD_cNfile: case CMD_lNfile: 5248 dir = BACKWARD_FILE; 5249 break; 5250 default: 5251 dir = FORWARD; 5252 break; 5253 } 5254 5255 qf_jump(qi, dir, errornr, eap->forceit); 5256 } 5257 5258 /* 5259 * Find the first entry in the quickfix list 'qfl' from buffer 'bnr'. 5260 * The index of the entry is stored in 'errornr'. 5261 * Returns NULL if an entry is not found. 5262 */ 5263 static qfline_T * 5264 qf_find_first_entry_in_buf(qf_list_T *qfl, int bnr, int *errornr) 5265 { 5266 qfline_T *qfp = NULL; 5267 int idx = 0; 5268 5269 // Find the first entry in this file 5270 FOR_ALL_QFL_ITEMS(qfl, qfp, idx) 5271 if (qfp->qf_fnum == bnr) 5272 break; 5273 5274 *errornr = idx; 5275 return qfp; 5276 } 5277 5278 /* 5279 * Find the first quickfix entry on the same line as 'entry'. Updates 'errornr' 5280 * with the error number for the first entry. Assumes the entries are sorted in 5281 * the quickfix list by line number. 5282 */ 5283 static qfline_T * 5284 qf_find_first_entry_on_line(qfline_T *entry, int *errornr) 5285 { 5286 while (!got_int 5287 && entry->qf_prev != NULL 5288 && entry->qf_fnum == entry->qf_prev->qf_fnum 5289 && entry->qf_lnum == entry->qf_prev->qf_lnum) 5290 { 5291 entry = entry->qf_prev; 5292 --*errornr; 5293 } 5294 5295 return entry; 5296 } 5297 5298 /* 5299 * Find the last quickfix entry on the same line as 'entry'. Updates 'errornr' 5300 * with the error number for the last entry. Assumes the entries are sorted in 5301 * the quickfix list by line number. 5302 */ 5303 static qfline_T * 5304 qf_find_last_entry_on_line(qfline_T *entry, int *errornr) 5305 { 5306 while (!got_int && 5307 entry->qf_next != NULL 5308 && entry->qf_fnum == entry->qf_next->qf_fnum 5309 && entry->qf_lnum == entry->qf_next->qf_lnum) 5310 { 5311 entry = entry->qf_next; 5312 ++*errornr; 5313 } 5314 5315 return entry; 5316 } 5317 5318 /* 5319 * Returns TRUE if the specified quickfix entry is 5320 * after the given line (linewise is TRUE) 5321 * or after the line and column. 5322 */ 5323 static int 5324 qf_entry_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5325 { 5326 if (linewise) 5327 return qfp->qf_lnum > pos->lnum; 5328 else 5329 return (qfp->qf_lnum > pos->lnum || 5330 (qfp->qf_lnum == pos->lnum && qfp->qf_col > pos->col)); 5331 } 5332 5333 /* 5334 * Returns TRUE if the specified quickfix entry is 5335 * before the given line (linewise is TRUE) 5336 * or before the line and column. 5337 */ 5338 static int 5339 qf_entry_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5340 { 5341 if (linewise) 5342 return qfp->qf_lnum < pos->lnum; 5343 else 5344 return (qfp->qf_lnum < pos->lnum || 5345 (qfp->qf_lnum == pos->lnum && qfp->qf_col < pos->col)); 5346 } 5347 5348 /* 5349 * Returns TRUE if the specified quickfix entry is 5350 * on or after the given line (linewise is TRUE) 5351 * or on or after the line and column. 5352 */ 5353 static int 5354 qf_entry_on_or_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5355 { 5356 if (linewise) 5357 return qfp->qf_lnum >= pos->lnum; 5358 else 5359 return (qfp->qf_lnum > pos->lnum || 5360 (qfp->qf_lnum == pos->lnum && qfp->qf_col >= pos->col)); 5361 } 5362 5363 /* 5364 * Returns TRUE if the specified quickfix entry is 5365 * on or before the given line (linewise is TRUE) 5366 * or on or before the line and column. 5367 */ 5368 static int 5369 qf_entry_on_or_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5370 { 5371 if (linewise) 5372 return qfp->qf_lnum <= pos->lnum; 5373 else 5374 return (qfp->qf_lnum < pos->lnum || 5375 (qfp->qf_lnum == pos->lnum && qfp->qf_col <= pos->col)); 5376 } 5377 5378 /* 5379 * Find the first quickfix entry after position 'pos' in buffer 'bnr'. 5380 * If 'linewise' is TRUE, returns the entry after the specified line and treats 5381 * multiple entries on a single line as one. Otherwise returns the entry after 5382 * the specified line and column. 5383 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5384 * index of the very first entry in the quickfix list. 5385 * Returns NULL if an entry is not found after 'pos'. 5386 */ 5387 static qfline_T * 5388 qf_find_entry_after_pos( 5389 int bnr, 5390 pos_T *pos, 5391 int linewise, 5392 qfline_T *qfp, 5393 int *errornr) 5394 { 5395 if (qf_entry_after_pos(qfp, pos, linewise)) 5396 // First entry is after position 'pos' 5397 return qfp; 5398 5399 // Find the entry just before or at the position 'pos' 5400 while (qfp->qf_next != NULL 5401 && qfp->qf_next->qf_fnum == bnr 5402 && qf_entry_on_or_before_pos(qfp->qf_next, pos, linewise)) 5403 { 5404 qfp = qfp->qf_next; 5405 ++*errornr; 5406 } 5407 5408 if (qfp->qf_next == NULL || qfp->qf_next->qf_fnum != bnr) 5409 // No entries found after position 'pos' 5410 return NULL; 5411 5412 // Use the entry just after position 'pos' 5413 qfp = qfp->qf_next; 5414 ++*errornr; 5415 5416 return qfp; 5417 } 5418 5419 /* 5420 * Find the first quickfix entry before position 'pos' in buffer 'bnr'. 5421 * If 'linewise' is TRUE, returns the entry before the specified line and 5422 * treats multiple entries on a single line as one. Otherwise returns the entry 5423 * before the specified line and column. 5424 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5425 * index of the very first entry in the quickfix list. 5426 * Returns NULL if an entry is not found before 'pos'. 5427 */ 5428 static qfline_T * 5429 qf_find_entry_before_pos( 5430 int bnr, 5431 pos_T *pos, 5432 int linewise, 5433 qfline_T *qfp, 5434 int *errornr) 5435 { 5436 // Find the entry just before the position 'pos' 5437 while (qfp->qf_next != NULL 5438 && qfp->qf_next->qf_fnum == bnr 5439 && qf_entry_before_pos(qfp->qf_next, pos, linewise)) 5440 { 5441 qfp = qfp->qf_next; 5442 ++*errornr; 5443 } 5444 5445 if (qf_entry_on_or_after_pos(qfp, pos, linewise)) 5446 return NULL; 5447 5448 if (linewise) 5449 // If multiple entries are on the same line, then use the first entry 5450 qfp = qf_find_first_entry_on_line(qfp, errornr); 5451 5452 return qfp; 5453 } 5454 5455 /* 5456 * Find a quickfix entry in 'qfl' closest to position 'pos' in buffer 'bnr' in 5457 * the direction 'dir'. 5458 */ 5459 static qfline_T * 5460 qf_find_closest_entry( 5461 qf_list_T *qfl, 5462 int bnr, 5463 pos_T *pos, 5464 int dir, 5465 int linewise, 5466 int *errornr) 5467 { 5468 qfline_T *qfp; 5469 5470 *errornr = 0; 5471 5472 // Find the first entry in this file 5473 qfp = qf_find_first_entry_in_buf(qfl, bnr, errornr); 5474 if (qfp == NULL) 5475 return NULL; // no entry in this file 5476 5477 if (dir == FORWARD) 5478 qfp = qf_find_entry_after_pos(bnr, pos, linewise, qfp, errornr); 5479 else 5480 qfp = qf_find_entry_before_pos(bnr, pos, linewise, qfp, errornr); 5481 5482 return qfp; 5483 } 5484 5485 /* 5486 * Get the nth quickfix entry below the specified entry. Searches forward in 5487 * the list. If linewise is TRUE, then treat multiple entries on a single line 5488 * as one. 5489 */ 5490 static void 5491 qf_get_nth_below_entry(qfline_T *entry_arg, int n, int linewise, int *errornr) 5492 { 5493 qfline_T *entry = entry_arg; 5494 5495 while (n-- > 0 && !got_int) 5496 { 5497 int first_errornr = *errornr; 5498 5499 if (linewise) 5500 // Treat all the entries on the same line in this file as one 5501 entry = qf_find_last_entry_on_line(entry, errornr); 5502 5503 if (entry->qf_next == NULL 5504 || entry->qf_next->qf_fnum != entry->qf_fnum) 5505 { 5506 if (linewise) 5507 *errornr = first_errornr; 5508 break; 5509 } 5510 5511 entry = entry->qf_next; 5512 ++*errornr; 5513 } 5514 } 5515 5516 /* 5517 * Get the nth quickfix entry above the specified entry. Searches backwards in 5518 * the list. If linewise is TRUE, then treat multiple entries on a single line 5519 * as one. 5520 */ 5521 static void 5522 qf_get_nth_above_entry(qfline_T *entry, int n, int linewise, int *errornr) 5523 { 5524 while (n-- > 0 && !got_int) 5525 { 5526 if (entry->qf_prev == NULL 5527 || entry->qf_prev->qf_fnum != entry->qf_fnum) 5528 break; 5529 5530 entry = entry->qf_prev; 5531 --*errornr; 5532 5533 // If multiple entries are on the same line, then use the first entry 5534 if (linewise) 5535 entry = qf_find_first_entry_on_line(entry, errornr); 5536 } 5537 } 5538 5539 /* 5540 * Find the n'th quickfix entry adjacent to position 'pos' in buffer 'bnr' in 5541 * the specified direction. Returns the error number in the quickfix list or 0 5542 * if an entry is not found. 5543 */ 5544 static int 5545 qf_find_nth_adj_entry( 5546 qf_list_T *qfl, 5547 int bnr, 5548 pos_T *pos, 5549 int n, 5550 int dir, 5551 int linewise) 5552 { 5553 qfline_T *adj_entry; 5554 int errornr; 5555 5556 // Find an entry closest to the specified position 5557 adj_entry = qf_find_closest_entry(qfl, bnr, pos, dir, linewise, &errornr); 5558 if (adj_entry == NULL) 5559 return 0; 5560 5561 if (--n > 0) 5562 { 5563 // Go to the n'th entry in the current buffer 5564 if (dir == FORWARD) 5565 qf_get_nth_below_entry(adj_entry, n, linewise, &errornr); 5566 else 5567 qf_get_nth_above_entry(adj_entry, n, linewise, &errornr); 5568 } 5569 5570 return errornr; 5571 } 5572 5573 /* 5574 * Jump to a quickfix entry in the current file nearest to the current line or 5575 * current line/col. 5576 * ":cabove", ":cbelow", ":labove", ":lbelow", ":cafter", ":cbefore", 5577 * ":lafter" and ":lbefore" commands 5578 */ 5579 void 5580 ex_cbelow(exarg_T *eap) 5581 { 5582 qf_info_T *qi; 5583 qf_list_T *qfl; 5584 int dir; 5585 int buf_has_flag; 5586 int errornr = 0; 5587 pos_T pos; 5588 5589 if (eap->addr_count > 0 && eap->line2 <= 0) 5590 { 5591 emsg(_(e_invrange)); 5592 return; 5593 } 5594 5595 // Check whether the current buffer has any quickfix entries 5596 if (eap->cmdidx == CMD_cabove || eap->cmdidx == CMD_cbelow 5597 || eap->cmdidx == CMD_cbefore || eap->cmdidx == CMD_cafter) 5598 buf_has_flag = BUF_HAS_QF_ENTRY; 5599 else 5600 buf_has_flag = BUF_HAS_LL_ENTRY; 5601 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 5602 { 5603 emsg(_(e_quickfix)); 5604 return; 5605 } 5606 5607 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5608 return; 5609 5610 qfl = qf_get_curlist(qi); 5611 // check if the list has valid errors 5612 if (!qf_list_has_valid_entries(qfl)) 5613 { 5614 emsg(_(e_quickfix)); 5615 return; 5616 } 5617 5618 if (eap->cmdidx == CMD_cbelow 5619 || eap->cmdidx == CMD_lbelow 5620 || eap->cmdidx == CMD_cafter 5621 || eap->cmdidx == CMD_lafter) 5622 // Forward motion commands 5623 dir = FORWARD; 5624 else 5625 dir = BACKWARD; 5626 5627 pos = curwin->w_cursor; 5628 // A quickfix entry column number is 1 based whereas cursor column 5629 // number is 0 based. Adjust the column number. 5630 pos.col++; 5631 errornr = qf_find_nth_adj_entry(qfl, curbuf->b_fnum, &pos, 5632 eap->addr_count > 0 ? eap->line2 : 0, dir, 5633 eap->cmdidx == CMD_cbelow 5634 || eap->cmdidx == CMD_lbelow 5635 || eap->cmdidx == CMD_cabove 5636 || eap->cmdidx == CMD_labove); 5637 5638 if (errornr > 0) 5639 qf_jump(qi, 0, errornr, FALSE); 5640 else 5641 emsg(_(e_no_more_items)); 5642 } 5643 5644 /* 5645 * Return the autocmd name for the :cfile Ex commands 5646 */ 5647 static char_u * 5648 cfile_get_auname(cmdidx_T cmdidx) 5649 { 5650 switch (cmdidx) 5651 { 5652 case CMD_cfile: return (char_u *)"cfile"; 5653 case CMD_cgetfile: return (char_u *)"cgetfile"; 5654 case CMD_caddfile: return (char_u *)"caddfile"; 5655 case CMD_lfile: return (char_u *)"lfile"; 5656 case CMD_lgetfile: return (char_u *)"lgetfile"; 5657 case CMD_laddfile: return (char_u *)"laddfile"; 5658 default: return NULL; 5659 } 5660 } 5661 5662 /* 5663 * ":cfile"/":cgetfile"/":caddfile" commands. 5664 * ":lfile"/":lgetfile"/":laddfile" commands. 5665 */ 5666 void 5667 ex_cfile(exarg_T *eap) 5668 { 5669 char_u *enc = NULL; 5670 win_T *wp = NULL; 5671 qf_info_T *qi = &ql_info; 5672 char_u *au_name = NULL; 5673 int_u save_qfid = 0; // init for gcc 5674 int res; 5675 5676 au_name = cfile_get_auname(eap->cmdidx); 5677 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5678 NULL, FALSE, curbuf)) 5679 { 5680 #ifdef FEAT_EVAL 5681 if (aborting()) 5682 return; 5683 #endif 5684 } 5685 5686 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5687 #ifdef FEAT_BROWSE 5688 if (cmdmod.browse) 5689 { 5690 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 5691 NULL, NULL, 5692 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 5693 if (browse_file == NULL) 5694 return; 5695 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 5696 vim_free(browse_file); 5697 } 5698 else 5699 #endif 5700 if (*eap->arg != NUL) 5701 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 5702 5703 if (is_loclist_cmd(eap->cmdidx)) 5704 wp = curwin; 5705 5706 incr_quickfix_busy(); 5707 5708 // This function is used by the :cfile, :cgetfile and :caddfile 5709 // commands. 5710 // :cfile always creates a new quickfix list and jumps to the 5711 // first error. 5712 // :cgetfile creates a new quickfix list but doesn't jump to the 5713 // first error. 5714 // :caddfile adds to an existing quickfix list. If there is no 5715 // quickfix list then a new list is created. 5716 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 5717 && eap->cmdidx != CMD_laddfile), 5718 qf_cmdtitle(*eap->cmdlinep), enc); 5719 if (wp != NULL) 5720 { 5721 qi = GET_LOC_LIST(wp); 5722 if (qi == NULL) 5723 { 5724 decr_quickfix_busy(); 5725 return; 5726 } 5727 } 5728 if (res >= 0) 5729 qf_list_changed(qf_get_curlist(qi)); 5730 save_qfid = qf_get_curlist(qi)->qf_id; 5731 if (au_name != NULL) 5732 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 5733 5734 // Jump to the first error for a new list and if autocmds didn't 5735 // free the list. 5736 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 5737 && qflist_valid(wp, save_qfid)) 5738 // display the first error 5739 qf_jump_first(qi, save_qfid, eap->forceit); 5740 5741 decr_quickfix_busy(); 5742 } 5743 5744 /* 5745 * Return the vimgrep autocmd name. 5746 */ 5747 static char_u * 5748 vgr_get_auname(cmdidx_T cmdidx) 5749 { 5750 switch (cmdidx) 5751 { 5752 case CMD_vimgrep: return (char_u *)"vimgrep"; 5753 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 5754 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 5755 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 5756 case CMD_grep: return (char_u *)"grep"; 5757 case CMD_lgrep: return (char_u *)"lgrep"; 5758 case CMD_grepadd: return (char_u *)"grepadd"; 5759 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 5760 default: return NULL; 5761 } 5762 } 5763 5764 /* 5765 * Initialize the regmatch used by vimgrep for pattern "s". 5766 */ 5767 static void 5768 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 5769 { 5770 // Get the search pattern: either white-separated or enclosed in // 5771 regmatch->regprog = NULL; 5772 5773 if (s == NULL || *s == NUL) 5774 { 5775 // Pattern is empty, use last search pattern. 5776 if (last_search_pat() == NULL) 5777 { 5778 emsg(_(e_noprevre)); 5779 return; 5780 } 5781 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 5782 } 5783 else 5784 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 5785 5786 regmatch->rmm_ic = p_ic; 5787 regmatch->rmm_maxcol = 0; 5788 } 5789 5790 /* 5791 * Display a file name when vimgrep is running. 5792 */ 5793 static void 5794 vgr_display_fname(char_u *fname) 5795 { 5796 char_u *p; 5797 5798 msg_start(); 5799 p = msg_strtrunc(fname, TRUE); 5800 if (p == NULL) 5801 msg_outtrans(fname); 5802 else 5803 { 5804 msg_outtrans(p); 5805 vim_free(p); 5806 } 5807 msg_clr_eos(); 5808 msg_didout = FALSE; // overwrite this message 5809 msg_nowait = TRUE; // don't wait for this message 5810 msg_col = 0; 5811 out_flush(); 5812 } 5813 5814 /* 5815 * Load a dummy buffer to search for a pattern using vimgrep. 5816 */ 5817 static buf_T * 5818 vgr_load_dummy_buf( 5819 char_u *fname, 5820 char_u *dirname_start, 5821 char_u *dirname_now) 5822 { 5823 int save_mls; 5824 #if defined(FEAT_SYN_HL) 5825 char_u *save_ei = NULL; 5826 #endif 5827 buf_T *buf; 5828 5829 #if defined(FEAT_SYN_HL) 5830 // Don't do Filetype autocommands to avoid loading syntax and 5831 // indent scripts, a great speed improvement. 5832 save_ei = au_event_disable(",Filetype"); 5833 #endif 5834 // Don't use modelines here, it's useless. 5835 save_mls = p_mls; 5836 p_mls = 0; 5837 5838 // Load file into a buffer, so that 'fileencoding' is detected, 5839 // autocommands applied, etc. 5840 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 5841 5842 p_mls = save_mls; 5843 #if defined(FEAT_SYN_HL) 5844 au_event_restore(save_ei); 5845 #endif 5846 5847 return buf; 5848 } 5849 5850 /* 5851 * Check whether a quickfix/location list is valid. Autocmds may remove or 5852 * change a quickfix list when vimgrep is running. If the list is not found, 5853 * create a new list. 5854 */ 5855 static int 5856 vgr_qflist_valid( 5857 win_T *wp, 5858 qf_info_T *qi, 5859 int_u qfid, 5860 char_u *title) 5861 { 5862 // Verify that the quickfix/location list was not freed by an autocmd 5863 if (!qflist_valid(wp, qfid)) 5864 { 5865 if (wp != NULL) 5866 { 5867 // An autocmd has freed the location list. 5868 emsg(_(e_current_location_list_was_changed)); 5869 return FALSE; 5870 } 5871 else 5872 { 5873 // Quickfix list is not found, create a new one. 5874 qf_new_list(qi, title); 5875 return TRUE; 5876 } 5877 } 5878 5879 if (qf_restore_list(qi, qfid) == FAIL) 5880 return FALSE; 5881 5882 return TRUE; 5883 } 5884 5885 /* 5886 * Search for a pattern in all the lines in a buffer and add the matching lines 5887 * to a quickfix list. 5888 */ 5889 static int 5890 vgr_match_buflines( 5891 qf_list_T *qfl, 5892 char_u *fname, 5893 buf_T *buf, 5894 regmmatch_T *regmatch, 5895 long *tomatch, 5896 int duplicate_name, 5897 int flags) 5898 { 5899 int found_match = FALSE; 5900 long lnum; 5901 colnr_T col; 5902 5903 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && *tomatch > 0; ++lnum) 5904 { 5905 col = 0; 5906 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 5907 col, NULL, NULL) > 0) 5908 { 5909 // Pass the buffer number so that it gets used even for a 5910 // dummy buffer, unless duplicate_name is set, then the 5911 // buffer will be wiped out below. 5912 if (qf_add_entry(qfl, 5913 NULL, // dir 5914 fname, 5915 NULL, 5916 duplicate_name ? 0 : buf->b_fnum, 5917 ml_get_buf(buf, 5918 regmatch->startpos[0].lnum + lnum, FALSE), 5919 regmatch->startpos[0].lnum + lnum, 5920 regmatch->startpos[0].col + 1, 5921 FALSE, // vis_col 5922 NULL, // search pattern 5923 0, // nr 5924 0, // type 5925 TRUE // valid 5926 ) == QF_FAIL) 5927 { 5928 got_int = TRUE; 5929 break; 5930 } 5931 found_match = TRUE; 5932 if (--*tomatch == 0) 5933 break; 5934 if ((flags & VGR_GLOBAL) == 0 5935 || regmatch->endpos[0].lnum > 0) 5936 break; 5937 col = regmatch->endpos[0].col 5938 + (col == regmatch->endpos[0].col); 5939 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 5940 break; 5941 } 5942 line_breakcheck(); 5943 if (got_int) 5944 break; 5945 } 5946 5947 return found_match; 5948 } 5949 5950 /* 5951 * Jump to the first match and update the directory. 5952 */ 5953 static void 5954 vgr_jump_to_match( 5955 qf_info_T *qi, 5956 int forceit, 5957 int *redraw_for_dummy, 5958 buf_T *first_match_buf, 5959 char_u *target_dir) 5960 { 5961 buf_T *buf; 5962 5963 buf = curbuf; 5964 qf_jump(qi, 0, 0, forceit); 5965 if (buf != curbuf) 5966 // If we jumped to another buffer redrawing will already be 5967 // taken care of. 5968 *redraw_for_dummy = FALSE; 5969 5970 // Jump to the directory used after loading the buffer. 5971 if (curbuf == first_match_buf && target_dir != NULL) 5972 { 5973 exarg_T ea; 5974 5975 CLEAR_FIELD(ea); 5976 ea.arg = target_dir; 5977 ea.cmdidx = CMD_lcd; 5978 ex_cd(&ea); 5979 } 5980 } 5981 5982 /* 5983 * :vimgrep command arguments 5984 */ 5985 typedef struct 5986 { 5987 long tomatch; // maximum number of matches to find 5988 char_u *spat; // search pattern 5989 int flags; // search modifier 5990 char_u **fnames; // list of files to search 5991 int fcount; // number of files 5992 regmmatch_T regmatch; // compiled search pattern 5993 char_u *qf_title; // quickfix list title 5994 } vgr_args_T; 5995 5996 /* 5997 * Process :vimgrep command arguments. The command syntax is: 5998 * 5999 * :{count}vimgrep /{pattern}/[g][j] {file} ... 6000 */ 6001 static int 6002 vgr_process_args( 6003 exarg_T *eap, 6004 vgr_args_T *args) 6005 { 6006 char_u *p; 6007 6008 vim_memset(args, 0, sizeof(*args)); 6009 6010 args->regmatch.regprog = NULL; 6011 args->qf_title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 6012 6013 if (eap->addr_count > 0) 6014 args->tomatch = eap->line2; 6015 else 6016 args->tomatch = MAXLNUM; 6017 6018 // Get the search pattern: either white-separated or enclosed in // 6019 p = skip_vimgrep_pat(eap->arg, &args->spat, &args->flags); 6020 if (p == NULL) 6021 { 6022 emsg(_(e_invalpat)); 6023 return FAIL; 6024 } 6025 6026 vgr_init_regmatch(&args->regmatch, args->spat); 6027 if (args->regmatch.regprog == NULL) 6028 return FAIL; 6029 6030 p = skipwhite(p); 6031 if (*p == NUL) 6032 { 6033 emsg(_("E683: File name missing or invalid pattern")); 6034 return FAIL; 6035 } 6036 6037 // parse the list of arguments 6038 if (get_arglist_exp(p, &args->fcount, &args->fnames, TRUE) == FAIL) 6039 return FAIL; 6040 if (args->fcount == 0) 6041 { 6042 emsg(_(e_nomatch)); 6043 return FAIL; 6044 } 6045 6046 return OK; 6047 } 6048 6049 /* 6050 * Return TRUE if "buf" had an existing swap file, the current swap file does 6051 * not end in ".swp". 6052 */ 6053 static int 6054 existing_swapfile(buf_T *buf) 6055 { 6056 if (buf->b_ml.ml_mfp != NULL && buf->b_ml.ml_mfp->mf_fname != NULL) 6057 { 6058 char_u *fname = buf->b_ml.ml_mfp->mf_fname; 6059 size_t len = STRLEN(fname); 6060 6061 return fname[len - 1] != 'p' || fname[len - 2] != 'w'; 6062 } 6063 return FALSE; 6064 } 6065 6066 /* 6067 * Search for a pattern in a list of files and populate the quickfix list with 6068 * the matches. 6069 */ 6070 static int 6071 vgr_process_files( 6072 win_T *wp, 6073 qf_info_T *qi, 6074 vgr_args_T *cmd_args, 6075 int *redraw_for_dummy, 6076 buf_T **first_match_buf, 6077 char_u **target_dir) 6078 { 6079 int status = FAIL; 6080 int_u save_qfid = qf_get_curlist(qi)->qf_id; 6081 time_t seconds = 0; 6082 char_u *fname; 6083 int fi; 6084 buf_T *buf; 6085 int duplicate_name = FALSE; 6086 int using_dummy; 6087 char_u *dirname_start = NULL; 6088 char_u *dirname_now = NULL; 6089 int found_match; 6090 aco_save_T aco; 6091 6092 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 6093 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 6094 if (dirname_start == NULL || dirname_now == NULL) 6095 goto theend; 6096 6097 // Remember the current directory, because a BufRead autocommand that does 6098 // ":lcd %:p:h" changes the meaning of short path names. 6099 mch_dirname(dirname_start, MAXPATHL); 6100 6101 seconds = (time_t)0; 6102 for (fi = 0; fi < cmd_args->fcount && !got_int && cmd_args->tomatch > 0; 6103 ++fi) 6104 { 6105 fname = shorten_fname1(cmd_args->fnames[fi]); 6106 if (time(NULL) > seconds) 6107 { 6108 // Display the file name every second or so, show the user we are 6109 // working on it. 6110 seconds = time(NULL); 6111 vgr_display_fname(fname); 6112 } 6113 6114 buf = buflist_findname_exp(cmd_args->fnames[fi]); 6115 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 6116 { 6117 // Remember that a buffer with this name already exists. 6118 duplicate_name = (buf != NULL); 6119 using_dummy = TRUE; 6120 *redraw_for_dummy = TRUE; 6121 6122 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 6123 } 6124 else 6125 // Use existing, loaded buffer. 6126 using_dummy = FALSE; 6127 6128 // Check whether the quickfix list is still valid. When loading a 6129 // buffer above, autocommands might have changed the quickfix list. 6130 if (!vgr_qflist_valid(wp, qi, save_qfid, cmd_args->qf_title)) 6131 goto theend; 6132 6133 save_qfid = qf_get_curlist(qi)->qf_id; 6134 6135 if (buf == NULL) 6136 { 6137 if (!got_int) 6138 smsg(_("Cannot open file \"%s\""), fname); 6139 } 6140 else 6141 { 6142 // Try for a match in all lines of the buffer. 6143 // For ":1vimgrep" look for first match only. 6144 found_match = vgr_match_buflines(qf_get_curlist(qi), 6145 fname, buf, &cmd_args->regmatch, 6146 &cmd_args->tomatch, duplicate_name, cmd_args->flags); 6147 6148 if (using_dummy) 6149 { 6150 if (found_match && *first_match_buf == NULL) 6151 *first_match_buf = buf; 6152 if (duplicate_name) 6153 { 6154 // Never keep a dummy buffer if there is another buffer 6155 // with the same name. 6156 wipe_dummy_buffer(buf, dirname_start); 6157 buf = NULL; 6158 } 6159 else if (!cmdmod.hide 6160 || buf->b_p_bh[0] == 'u' // "unload" 6161 || buf->b_p_bh[0] == 'w' // "wipe" 6162 || buf->b_p_bh[0] == 'd') // "delete" 6163 { 6164 // When no match was found we don't need to remember the 6165 // buffer, wipe it out. If there was a match and it 6166 // wasn't the first one or we won't jump there: only 6167 // unload the buffer. 6168 // Ignore 'hidden' here, because it may lead to having too 6169 // many swap files. 6170 if (!found_match) 6171 { 6172 wipe_dummy_buffer(buf, dirname_start); 6173 buf = NULL; 6174 } 6175 else if (buf != *first_match_buf 6176 || (cmd_args->flags & VGR_NOJUMP) 6177 || existing_swapfile(buf)) 6178 { 6179 unload_dummy_buffer(buf, dirname_start); 6180 // Keeping the buffer, remove the dummy flag. 6181 buf->b_flags &= ~BF_DUMMY; 6182 buf = NULL; 6183 } 6184 } 6185 6186 if (buf != NULL) 6187 { 6188 // Keeping the buffer, remove the dummy flag. 6189 buf->b_flags &= ~BF_DUMMY; 6190 6191 // If the buffer is still loaded we need to use the 6192 // directory we jumped to below. 6193 if (buf == *first_match_buf 6194 && *target_dir == NULL 6195 && STRCMP(dirname_start, dirname_now) != 0) 6196 *target_dir = vim_strsave(dirname_now); 6197 6198 // The buffer is still loaded, the Filetype autocommands 6199 // need to be done now, in that buffer. And the modelines 6200 // need to be done (again). But not the window-local 6201 // options! 6202 aucmd_prepbuf(&aco, buf); 6203 #if defined(FEAT_SYN_HL) 6204 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 6205 buf->b_fname, TRUE, buf); 6206 #endif 6207 do_modelines(OPT_NOWIN); 6208 aucmd_restbuf(&aco); 6209 } 6210 } 6211 } 6212 } 6213 6214 status = OK; 6215 6216 theend: 6217 vim_free(dirname_now); 6218 vim_free(dirname_start); 6219 return status; 6220 } 6221 6222 /* 6223 * ":vimgrep {pattern} file(s)" 6224 * ":vimgrepadd {pattern} file(s)" 6225 * ":lvimgrep {pattern} file(s)" 6226 * ":lvimgrepadd {pattern} file(s)" 6227 */ 6228 void 6229 ex_vimgrep(exarg_T *eap) 6230 { 6231 vgr_args_T args; 6232 qf_info_T *qi; 6233 qf_list_T *qfl; 6234 int_u save_qfid; 6235 win_T *wp = NULL; 6236 int redraw_for_dummy = FALSE; 6237 buf_T *first_match_buf = NULL; 6238 char_u *target_dir = NULL; 6239 char_u *au_name = NULL; 6240 int status; 6241 6242 au_name = vgr_get_auname(eap->cmdidx); 6243 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6244 curbuf->b_fname, TRUE, curbuf)) 6245 { 6246 #ifdef FEAT_EVAL 6247 if (aborting()) 6248 return; 6249 #endif 6250 } 6251 6252 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 6253 if (qi == NULL) 6254 return; 6255 6256 if (vgr_process_args(eap, &args) == FAIL) 6257 goto theend; 6258 6259 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 6260 && eap->cmdidx != CMD_vimgrepadd 6261 && eap->cmdidx != CMD_lvimgrepadd) 6262 || qf_stack_empty(qi)) 6263 // make place for a new list 6264 qf_new_list(qi, args.qf_title); 6265 6266 incr_quickfix_busy(); 6267 6268 status = vgr_process_files(wp, qi, &args, &redraw_for_dummy, 6269 &first_match_buf, &target_dir); 6270 if (status != OK) 6271 { 6272 FreeWild(args.fcount, args.fnames); 6273 decr_quickfix_busy(); 6274 goto theend; 6275 } 6276 6277 FreeWild(args.fcount, args.fnames); 6278 6279 qfl = qf_get_curlist(qi); 6280 qfl->qf_nonevalid = FALSE; 6281 qfl->qf_ptr = qfl->qf_start; 6282 qfl->qf_index = 1; 6283 qf_list_changed(qfl); 6284 6285 qf_update_buffer(qi, NULL); 6286 6287 // Remember the current quickfix list identifier, so that we can check for 6288 // autocommands changing the current quickfix list. 6289 save_qfid = qf_get_curlist(qi)->qf_id; 6290 6291 if (au_name != NULL) 6292 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6293 curbuf->b_fname, TRUE, curbuf); 6294 // The QuickFixCmdPost autocmd may free the quickfix list. Check the list 6295 // is still valid. 6296 if (!qflist_valid(wp, save_qfid) 6297 || qf_restore_list(qi, save_qfid) == FAIL) 6298 { 6299 decr_quickfix_busy(); 6300 goto theend; 6301 } 6302 6303 // Jump to first match. 6304 if (!qf_list_empty(qf_get_curlist(qi))) 6305 { 6306 if ((args.flags & VGR_NOJUMP) == 0) 6307 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 6308 first_match_buf, target_dir); 6309 } 6310 else 6311 semsg(_(e_nomatch2), args.spat); 6312 6313 decr_quickfix_busy(); 6314 6315 // If we loaded a dummy buffer into the current window, the autocommands 6316 // may have messed up things, need to redraw and recompute folds. 6317 if (redraw_for_dummy) 6318 { 6319 #ifdef FEAT_FOLDING 6320 foldUpdateAll(curwin); 6321 #else 6322 redraw_later(NOT_VALID); 6323 #endif 6324 } 6325 6326 theend: 6327 vim_free(args.qf_title); 6328 vim_free(target_dir); 6329 vim_regfree(args.regmatch.regprog); 6330 } 6331 6332 /* 6333 * Restore current working directory to "dirname_start" if they differ, taking 6334 * into account whether it is set locally or globally. 6335 */ 6336 static void 6337 restore_start_dir(char_u *dirname_start) 6338 { 6339 char_u *dirname_now = alloc(MAXPATHL); 6340 6341 if (NULL != dirname_now) 6342 { 6343 mch_dirname(dirname_now, MAXPATHL); 6344 if (STRCMP(dirname_start, dirname_now) != 0) 6345 { 6346 // If the directory has changed, change it back by building up an 6347 // appropriate ex command and executing it. 6348 exarg_T ea; 6349 6350 CLEAR_FIELD(ea); 6351 ea.arg = dirname_start; 6352 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 6353 ex_cd(&ea); 6354 } 6355 vim_free(dirname_now); 6356 } 6357 } 6358 6359 /* 6360 * Load file "fname" into a dummy buffer and return the buffer pointer, 6361 * placing the directory resulting from the buffer load into the 6362 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 6363 * prior to calling this function. Restores directory to "dirname_start" prior 6364 * to returning, if autocmds or the 'autochdir' option have changed it. 6365 * 6366 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 6367 * or wipe_dummy_buffer() later! 6368 * 6369 * Returns NULL if it fails. 6370 */ 6371 static buf_T * 6372 load_dummy_buffer( 6373 char_u *fname, 6374 char_u *dirname_start, // in: old directory 6375 char_u *resulting_dir) // out: new directory 6376 { 6377 buf_T *newbuf; 6378 bufref_T newbufref; 6379 bufref_T newbuf_to_wipe; 6380 int failed = TRUE; 6381 aco_save_T aco; 6382 int readfile_result; 6383 6384 // Allocate a buffer without putting it in the buffer list. 6385 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 6386 if (newbuf == NULL) 6387 return NULL; 6388 set_bufref(&newbufref, newbuf); 6389 6390 // Init the options. 6391 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 6392 6393 // need to open the memfile before putting the buffer in a window 6394 if (ml_open(newbuf) == OK) 6395 { 6396 // Make sure this buffer isn't wiped out by autocommands. 6397 ++newbuf->b_locked; 6398 6399 // set curwin/curbuf to buf and save a few things 6400 aucmd_prepbuf(&aco, newbuf); 6401 6402 // Need to set the filename for autocommands. 6403 (void)setfname(curbuf, fname, NULL, FALSE); 6404 6405 // Create swap file now to avoid the ATTENTION message. 6406 check_need_swap(TRUE); 6407 6408 // Remove the "dummy" flag, otherwise autocommands may not 6409 // work. 6410 curbuf->b_flags &= ~BF_DUMMY; 6411 6412 newbuf_to_wipe.br_buf = NULL; 6413 readfile_result = readfile(fname, NULL, 6414 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 6415 NULL, READ_NEW | READ_DUMMY); 6416 --newbuf->b_locked; 6417 if (readfile_result == OK 6418 && !got_int 6419 && !(curbuf->b_flags & BF_NEW)) 6420 { 6421 failed = FALSE; 6422 if (curbuf != newbuf) 6423 { 6424 // Bloody autocommands changed the buffer! Can happen when 6425 // using netrw and editing a remote file. Use the current 6426 // buffer instead, delete the dummy one after restoring the 6427 // window stuff. 6428 set_bufref(&newbuf_to_wipe, newbuf); 6429 newbuf = curbuf; 6430 } 6431 } 6432 6433 // restore curwin/curbuf and a few other things 6434 aucmd_restbuf(&aco); 6435 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 6436 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 6437 6438 // Add back the "dummy" flag, otherwise buflist_findname_stat() won't 6439 // skip it. 6440 newbuf->b_flags |= BF_DUMMY; 6441 } 6442 6443 // When autocommands/'autochdir' option changed directory: go back. 6444 // Let the caller know what the resulting dir was first, in case it is 6445 // important. 6446 mch_dirname(resulting_dir, MAXPATHL); 6447 restore_start_dir(dirname_start); 6448 6449 if (!bufref_valid(&newbufref)) 6450 return NULL; 6451 if (failed) 6452 { 6453 wipe_dummy_buffer(newbuf, dirname_start); 6454 return NULL; 6455 } 6456 return newbuf; 6457 } 6458 6459 /* 6460 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 6461 * directory to "dirname_start" prior to returning, if autocmds or the 6462 * 'autochdir' option have changed it. 6463 */ 6464 static void 6465 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 6466 { 6467 // If any autocommand opened a window on the dummy buffer, close that 6468 // window. If we can't close them all then give up. 6469 while (buf->b_nwindows > 0) 6470 { 6471 int did_one = FALSE; 6472 win_T *wp; 6473 6474 if (firstwin->w_next != NULL) 6475 FOR_ALL_WINDOWS(wp) 6476 if (wp->w_buffer == buf) 6477 { 6478 if (win_close(wp, FALSE) == OK) 6479 did_one = TRUE; 6480 break; 6481 } 6482 if (!did_one) 6483 return; 6484 } 6485 6486 if (curbuf != buf && buf->b_nwindows == 0) // safety check 6487 { 6488 #if defined(FEAT_EVAL) 6489 cleanup_T cs; 6490 6491 // Reset the error/interrupt/exception state here so that aborting() 6492 // returns FALSE when wiping out the buffer. Otherwise it doesn't 6493 // work when got_int is set. 6494 enter_cleanup(&cs); 6495 #endif 6496 6497 wipe_buffer(buf, FALSE); 6498 6499 #if defined(FEAT_EVAL) 6500 // Restore the error/interrupt/exception state if not discarded by a 6501 // new aborting error, interrupt, or uncaught exception. 6502 leave_cleanup(&cs); 6503 #endif 6504 // When autocommands/'autochdir' option changed directory: go back. 6505 restore_start_dir(dirname_start); 6506 } 6507 } 6508 6509 /* 6510 * Unload the dummy buffer that load_dummy_buffer() created. Restores 6511 * directory to "dirname_start" prior to returning, if autocmds or the 6512 * 'autochdir' option have changed it. 6513 */ 6514 static void 6515 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 6516 { 6517 if (curbuf != buf) // safety check 6518 { 6519 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE, TRUE); 6520 6521 // When autocommands/'autochdir' option changed directory: go back. 6522 restore_start_dir(dirname_start); 6523 } 6524 } 6525 6526 #if defined(FEAT_EVAL) || defined(PROTO) 6527 /* 6528 * Copy the specified quickfix entry items into a new dict and append the dict 6529 * to 'list'. Returns OK on success. 6530 */ 6531 static int 6532 get_qfline_items(qfline_T *qfp, list_T *list) 6533 { 6534 int bufnum; 6535 dict_T *dict; 6536 char_u buf[2]; 6537 6538 // Handle entries with a non-existing buffer number. 6539 bufnum = qfp->qf_fnum; 6540 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6541 bufnum = 0; 6542 6543 if ((dict = dict_alloc()) == NULL) 6544 return FAIL; 6545 if (list_append_dict(list, dict) == FAIL) 6546 return FAIL; 6547 6548 buf[0] = qfp->qf_type; 6549 buf[1] = NUL; 6550 if (dict_add_number(dict, "bufnr", (long)bufnum) == FAIL 6551 || dict_add_number(dict, "lnum", (long)qfp->qf_lnum) == FAIL 6552 || dict_add_number(dict, "col", (long)qfp->qf_col) == FAIL 6553 || dict_add_number(dict, "vcol", (long)qfp->qf_viscol) == FAIL 6554 || dict_add_number(dict, "nr", (long)qfp->qf_nr) == FAIL 6555 || dict_add_string(dict, "module", qfp->qf_module) == FAIL 6556 || dict_add_string(dict, "pattern", qfp->qf_pattern) == FAIL 6557 || dict_add_string(dict, "text", qfp->qf_text) == FAIL 6558 || dict_add_string(dict, "type", buf) == FAIL 6559 || dict_add_number(dict, "valid", (long)qfp->qf_valid) == FAIL) 6560 return FAIL; 6561 6562 return OK; 6563 } 6564 6565 /* 6566 * Add each quickfix error to list "list" as a dictionary. 6567 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 6568 * If eidx is not 0, then return only the specified entry. Otherwise return 6569 * all the entries. 6570 */ 6571 static int 6572 get_errorlist( 6573 qf_info_T *qi_arg, 6574 win_T *wp, 6575 int qf_idx, 6576 int eidx, 6577 list_T *list) 6578 { 6579 qf_info_T *qi = qi_arg; 6580 qf_list_T *qfl; 6581 qfline_T *qfp; 6582 int i; 6583 6584 if (qi == NULL) 6585 { 6586 qi = &ql_info; 6587 if (wp != NULL) 6588 { 6589 qi = GET_LOC_LIST(wp); 6590 if (qi == NULL) 6591 return FAIL; 6592 } 6593 } 6594 6595 if (eidx < 0) 6596 return OK; 6597 6598 if (qf_idx == INVALID_QFIDX) 6599 qf_idx = qi->qf_curlist; 6600 6601 if (qf_idx >= qi->qf_listcount) 6602 return FAIL; 6603 6604 qfl = qf_get_list(qi, qf_idx); 6605 if (qf_list_empty(qfl)) 6606 return FAIL; 6607 6608 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 6609 { 6610 if (eidx > 0) 6611 { 6612 if (eidx == i) 6613 return get_qfline_items(qfp, list); 6614 } 6615 else if (get_qfline_items(qfp, list) == FAIL) 6616 return FAIL; 6617 } 6618 6619 return OK; 6620 } 6621 6622 // Flags used by getqflist()/getloclist() to determine which fields to return. 6623 enum { 6624 QF_GETLIST_NONE = 0x0, 6625 QF_GETLIST_TITLE = 0x1, 6626 QF_GETLIST_ITEMS = 0x2, 6627 QF_GETLIST_NR = 0x4, 6628 QF_GETLIST_WINID = 0x8, 6629 QF_GETLIST_CONTEXT = 0x10, 6630 QF_GETLIST_ID = 0x20, 6631 QF_GETLIST_IDX = 0x40, 6632 QF_GETLIST_SIZE = 0x80, 6633 QF_GETLIST_TICK = 0x100, 6634 QF_GETLIST_FILEWINID = 0x200, 6635 QF_GETLIST_QFBUFNR = 0x400, 6636 QF_GETLIST_QFTF = 0x800, 6637 QF_GETLIST_ALL = 0xFFF, 6638 }; 6639 6640 /* 6641 * Parse text from 'di' and return the quickfix list items. 6642 * Existing quickfix lists are not modified. 6643 */ 6644 static int 6645 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 6646 { 6647 int status = FAIL; 6648 qf_info_T *qi; 6649 char_u *errorformat = p_efm; 6650 dictitem_T *efm_di; 6651 list_T *l; 6652 6653 // Only a List value is supported 6654 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 6655 { 6656 // If errorformat is supplied then use it, otherwise use the 'efm' 6657 // option setting 6658 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 6659 { 6660 if (efm_di->di_tv.v_type != VAR_STRING || 6661 efm_di->di_tv.vval.v_string == NULL) 6662 return FAIL; 6663 errorformat = efm_di->di_tv.vval.v_string; 6664 } 6665 6666 l = list_alloc(); 6667 if (l == NULL) 6668 return FAIL; 6669 6670 qi = qf_alloc_stack(QFLT_INTERNAL); 6671 if (qi != NULL) 6672 { 6673 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 6674 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 6675 { 6676 (void)get_errorlist(qi, NULL, 0, 0, l); 6677 qf_free(&qi->qf_lists[0]); 6678 } 6679 free(qi); 6680 } 6681 dict_add_list(retdict, "items", l); 6682 status = OK; 6683 } 6684 6685 return status; 6686 } 6687 6688 /* 6689 * Return the quickfix/location list window identifier in the current tabpage. 6690 */ 6691 static int 6692 qf_winid(qf_info_T *qi) 6693 { 6694 win_T *win; 6695 6696 // The quickfix window can be opened even if the quickfix list is not set 6697 // using ":copen". This is not true for location lists. 6698 if (qi == NULL) 6699 return 0; 6700 win = qf_find_win(qi); 6701 if (win != NULL) 6702 return win->w_id; 6703 return 0; 6704 } 6705 6706 /* 6707 * Returns the number of the buffer displayed in the quickfix/location list 6708 * window. If there is no buffer associated with the list, then returns 0. 6709 */ 6710 static int 6711 qf_getprop_qfbufnr(qf_info_T *qi, dict_T *retdict) 6712 { 6713 return dict_add_number(retdict, "qfbufnr", 6714 (qi == NULL) ? 0 : qi->qf_bufnr); 6715 } 6716 6717 /* 6718 * Convert the keys in 'what' to quickfix list property flags. 6719 */ 6720 static int 6721 qf_getprop_keys2flags(dict_T *what, int loclist) 6722 { 6723 int flags = QF_GETLIST_NONE; 6724 6725 if (dict_find(what, (char_u *)"all", -1) != NULL) 6726 { 6727 flags |= QF_GETLIST_ALL; 6728 if (!loclist) 6729 // File window ID is applicable only to location list windows 6730 flags &= ~ QF_GETLIST_FILEWINID; 6731 } 6732 6733 if (dict_find(what, (char_u *)"title", -1) != NULL) 6734 flags |= QF_GETLIST_TITLE; 6735 6736 if (dict_find(what, (char_u *)"nr", -1) != NULL) 6737 flags |= QF_GETLIST_NR; 6738 6739 if (dict_find(what, (char_u *)"winid", -1) != NULL) 6740 flags |= QF_GETLIST_WINID; 6741 6742 if (dict_find(what, (char_u *)"context", -1) != NULL) 6743 flags |= QF_GETLIST_CONTEXT; 6744 6745 if (dict_find(what, (char_u *)"id", -1) != NULL) 6746 flags |= QF_GETLIST_ID; 6747 6748 if (dict_find(what, (char_u *)"items", -1) != NULL) 6749 flags |= QF_GETLIST_ITEMS; 6750 6751 if (dict_find(what, (char_u *)"idx", -1) != NULL) 6752 flags |= QF_GETLIST_IDX; 6753 6754 if (dict_find(what, (char_u *)"size", -1) != NULL) 6755 flags |= QF_GETLIST_SIZE; 6756 6757 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 6758 flags |= QF_GETLIST_TICK; 6759 6760 if (loclist && dict_find(what, (char_u *)"filewinid", -1) != NULL) 6761 flags |= QF_GETLIST_FILEWINID; 6762 6763 if (dict_find(what, (char_u *)"qfbufnr", -1) != NULL) 6764 flags |= QF_GETLIST_QFBUFNR; 6765 6766 if (dict_find(what, (char_u *)"quickfixtextfunc", -1) != NULL) 6767 flags |= QF_GETLIST_QFTF; 6768 6769 return flags; 6770 } 6771 6772 /* 6773 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 6774 * If 'nr' and 'id' are not present in 'what' then return the current 6775 * quickfix list index. 6776 * If 'nr' is zero then return the current quickfix list index. 6777 * If 'nr' is '$' then return the last quickfix list index. 6778 * If 'id' is present then return the index of the quickfix list with that id. 6779 * If 'id' is zero then return the quickfix list index specified by 'nr'. 6780 * Return -1, if quickfix list is not present or if the stack is empty. 6781 */ 6782 static int 6783 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 6784 { 6785 int qf_idx; 6786 dictitem_T *di; 6787 6788 qf_idx = qi->qf_curlist; // default is the current list 6789 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6790 { 6791 // Use the specified quickfix/location list 6792 if (di->di_tv.v_type == VAR_NUMBER) 6793 { 6794 // for zero use the current list 6795 if (di->di_tv.vval.v_number != 0) 6796 { 6797 qf_idx = di->di_tv.vval.v_number - 1; 6798 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6799 qf_idx = INVALID_QFIDX; 6800 } 6801 } 6802 else if (di->di_tv.v_type == VAR_STRING 6803 && di->di_tv.vval.v_string != NULL 6804 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6805 // Get the last quickfix list number 6806 qf_idx = qi->qf_listcount - 1; 6807 else 6808 qf_idx = INVALID_QFIDX; 6809 } 6810 6811 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 6812 { 6813 // Look for a list with the specified id 6814 if (di->di_tv.v_type == VAR_NUMBER) 6815 { 6816 // For zero, use the current list or the list specified by 'nr' 6817 if (di->di_tv.vval.v_number != 0) 6818 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 6819 } 6820 else 6821 qf_idx = INVALID_QFIDX; 6822 } 6823 6824 return qf_idx; 6825 } 6826 6827 /* 6828 * Return default values for quickfix list properties in retdict. 6829 */ 6830 static int 6831 qf_getprop_defaults(qf_info_T *qi, int flags, int locstack, dict_T *retdict) 6832 { 6833 int status = OK; 6834 6835 if (flags & QF_GETLIST_TITLE) 6836 status = dict_add_string(retdict, "title", (char_u *)""); 6837 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6838 { 6839 list_T *l = list_alloc(); 6840 if (l != NULL) 6841 status = dict_add_list(retdict, "items", l); 6842 else 6843 status = FAIL; 6844 } 6845 if ((status == OK) && (flags & QF_GETLIST_NR)) 6846 status = dict_add_number(retdict, "nr", 0); 6847 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6848 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6849 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6850 status = dict_add_string(retdict, "context", (char_u *)""); 6851 if ((status == OK) && (flags & QF_GETLIST_ID)) 6852 status = dict_add_number(retdict, "id", 0); 6853 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6854 status = dict_add_number(retdict, "idx", 0); 6855 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6856 status = dict_add_number(retdict, "size", 0); 6857 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6858 status = dict_add_number(retdict, "changedtick", 0); 6859 if ((status == OK) && locstack && (flags & QF_GETLIST_FILEWINID)) 6860 status = dict_add_number(retdict, "filewinid", 0); 6861 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6862 status = qf_getprop_qfbufnr(qi, retdict); 6863 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 6864 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 6865 6866 return status; 6867 } 6868 6869 /* 6870 * Return the quickfix list title as 'title' in retdict 6871 */ 6872 static int 6873 qf_getprop_title(qf_list_T *qfl, dict_T *retdict) 6874 { 6875 return dict_add_string(retdict, "title", qfl->qf_title); 6876 } 6877 6878 /* 6879 * Returns the identifier of the window used to display files from a location 6880 * list. If there is no associated window, then returns 0. Useful only when 6881 * called from a location list window. 6882 */ 6883 static int 6884 qf_getprop_filewinid(win_T *wp, qf_info_T *qi, dict_T *retdict) 6885 { 6886 int winid = 0; 6887 6888 if (wp != NULL && IS_LL_WINDOW(wp)) 6889 { 6890 win_T *ll_wp = qf_find_win_with_loclist(qi); 6891 if (ll_wp != NULL) 6892 winid = ll_wp->w_id; 6893 } 6894 6895 return dict_add_number(retdict, "filewinid", winid); 6896 } 6897 6898 /* 6899 * Return the quickfix list items/entries as 'items' in retdict. 6900 * If eidx is not 0, then return the item at the specified index. 6901 */ 6902 static int 6903 qf_getprop_items(qf_info_T *qi, int qf_idx, int eidx, dict_T *retdict) 6904 { 6905 int status = OK; 6906 list_T *l = list_alloc(); 6907 if (l != NULL) 6908 { 6909 (void)get_errorlist(qi, NULL, qf_idx, eidx, l); 6910 dict_add_list(retdict, "items", l); 6911 } 6912 else 6913 status = FAIL; 6914 6915 return status; 6916 } 6917 6918 /* 6919 * Return the quickfix list context (if any) as 'context' in retdict. 6920 */ 6921 static int 6922 qf_getprop_ctx(qf_list_T *qfl, dict_T *retdict) 6923 { 6924 int status; 6925 dictitem_T *di; 6926 6927 if (qfl->qf_ctx != NULL) 6928 { 6929 di = dictitem_alloc((char_u *)"context"); 6930 if (di != NULL) 6931 { 6932 copy_tv(qfl->qf_ctx, &di->di_tv); 6933 status = dict_add(retdict, di); 6934 if (status == FAIL) 6935 dictitem_free(di); 6936 } 6937 else 6938 status = FAIL; 6939 } 6940 else 6941 status = dict_add_string(retdict, "context", (char_u *)""); 6942 6943 return status; 6944 } 6945 6946 /* 6947 * Return the current quickfix list index as 'idx' in retdict. 6948 * If a specific entry index (eidx) is supplied, then use that. 6949 */ 6950 static int 6951 qf_getprop_idx(qf_list_T *qfl, int eidx, dict_T *retdict) 6952 { 6953 if (eidx == 0) 6954 { 6955 eidx = qfl->qf_index; 6956 if (qf_list_empty(qfl)) 6957 // For empty lists, current index is set to 0 6958 eidx = 0; 6959 } 6960 return dict_add_number(retdict, "idx", eidx); 6961 } 6962 6963 /* 6964 * Return the 'quickfixtextfunc' function of a quickfix/location list 6965 */ 6966 static int 6967 qf_getprop_qftf(qf_list_T *qfl, dict_T *retdict) 6968 { 6969 int status; 6970 6971 if (qfl->qftf_cb.cb_name != NULL) 6972 { 6973 typval_T tv; 6974 6975 put_callback(&qfl->qftf_cb, &tv); 6976 status = dict_add_tv(retdict, "quickfixtextfunc", &tv); 6977 clear_tv(&tv); 6978 } 6979 else 6980 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 6981 6982 return status; 6983 } 6984 6985 /* 6986 * Return quickfix/location list details (title) as a 6987 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 6988 * then current list is used. Otherwise the specified list is used. 6989 */ 6990 static int 6991 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 6992 { 6993 qf_info_T *qi = &ql_info; 6994 qf_list_T *qfl; 6995 int status = OK; 6996 int qf_idx = INVALID_QFIDX; 6997 int eidx = 0; 6998 dictitem_T *di; 6999 int flags = QF_GETLIST_NONE; 7000 7001 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7002 return qf_get_list_from_lines(what, di, retdict); 7003 7004 if (wp != NULL) 7005 qi = GET_LOC_LIST(wp); 7006 7007 flags = qf_getprop_keys2flags(what, (wp != NULL)); 7008 7009 if (!qf_stack_empty(qi)) 7010 qf_idx = qf_getprop_qfidx(qi, what); 7011 7012 // List is not present or is empty 7013 if (qf_stack_empty(qi) || qf_idx == INVALID_QFIDX) 7014 return qf_getprop_defaults(qi, flags, wp != NULL, retdict); 7015 7016 qfl = qf_get_list(qi, qf_idx); 7017 7018 // If an entry index is specified, use that 7019 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7020 { 7021 if (di->di_tv.v_type != VAR_NUMBER) 7022 return FAIL; 7023 eidx = di->di_tv.vval.v_number; 7024 } 7025 7026 if (flags & QF_GETLIST_TITLE) 7027 status = qf_getprop_title(qfl, retdict); 7028 if ((status == OK) && (flags & QF_GETLIST_NR)) 7029 status = dict_add_number(retdict, "nr", qf_idx + 1); 7030 if ((status == OK) && (flags & QF_GETLIST_WINID)) 7031 status = dict_add_number(retdict, "winid", qf_winid(qi)); 7032 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 7033 status = qf_getprop_items(qi, qf_idx, eidx, retdict); 7034 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 7035 status = qf_getprop_ctx(qfl, retdict); 7036 if ((status == OK) && (flags & QF_GETLIST_ID)) 7037 status = dict_add_number(retdict, "id", qfl->qf_id); 7038 if ((status == OK) && (flags & QF_GETLIST_IDX)) 7039 status = qf_getprop_idx(qfl, eidx, retdict); 7040 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 7041 status = dict_add_number(retdict, "size", qfl->qf_count); 7042 if ((status == OK) && (flags & QF_GETLIST_TICK)) 7043 status = dict_add_number(retdict, "changedtick", qfl->qf_changedtick); 7044 if ((status == OK) && (wp != NULL) && (flags & QF_GETLIST_FILEWINID)) 7045 status = qf_getprop_filewinid(wp, qi, retdict); 7046 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 7047 status = qf_getprop_qfbufnr(qi, retdict); 7048 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 7049 status = qf_getprop_qftf(qfl, retdict); 7050 7051 return status; 7052 } 7053 7054 /* 7055 * Add a new quickfix entry to list at 'qf_idx' in the stack 'qi' from the 7056 * items in the dict 'd'. If it is a valid error entry, then set 'valid_entry' 7057 * to TRUE. 7058 */ 7059 static int 7060 qf_add_entry_from_dict( 7061 qf_list_T *qfl, 7062 dict_T *d, 7063 int first_entry, 7064 int *valid_entry) 7065 { 7066 static int did_bufnr_emsg; 7067 char_u *filename, *module, *pattern, *text, *type; 7068 int bufnum, valid, status, col, vcol, nr; 7069 long lnum; 7070 7071 if (first_entry) 7072 did_bufnr_emsg = FALSE; 7073 7074 filename = dict_get_string(d, (char_u *)"filename", TRUE); 7075 module = dict_get_string(d, (char_u *)"module", TRUE); 7076 bufnum = (int)dict_get_number(d, (char_u *)"bufnr"); 7077 lnum = (int)dict_get_number(d, (char_u *)"lnum"); 7078 col = (int)dict_get_number(d, (char_u *)"col"); 7079 vcol = (int)dict_get_number(d, (char_u *)"vcol"); 7080 nr = (int)dict_get_number(d, (char_u *)"nr"); 7081 type = dict_get_string(d, (char_u *)"type", TRUE); 7082 pattern = dict_get_string(d, (char_u *)"pattern", TRUE); 7083 text = dict_get_string(d, (char_u *)"text", TRUE); 7084 if (text == NULL) 7085 text = vim_strsave((char_u *)""); 7086 7087 valid = TRUE; 7088 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 7089 valid = FALSE; 7090 7091 // Mark entries with non-existing buffer number as not valid. Give the 7092 // error message only once. 7093 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 7094 { 7095 if (!did_bufnr_emsg) 7096 { 7097 did_bufnr_emsg = TRUE; 7098 semsg(_("E92: Buffer %d not found"), bufnum); 7099 } 7100 valid = FALSE; 7101 bufnum = 0; 7102 } 7103 7104 // If the 'valid' field is present it overrules the detected value. 7105 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 7106 valid = (int)dict_get_bool(d, (char_u *)"valid", FALSE); 7107 7108 status = qf_add_entry(qfl, 7109 NULL, // dir 7110 filename, 7111 module, 7112 bufnum, 7113 text, 7114 lnum, 7115 col, 7116 vcol, // vis_col 7117 pattern, // search pattern 7118 nr, 7119 type == NULL ? NUL : *type, 7120 valid); 7121 7122 vim_free(filename); 7123 vim_free(module); 7124 vim_free(pattern); 7125 vim_free(text); 7126 vim_free(type); 7127 7128 if (valid) 7129 *valid_entry = TRUE; 7130 7131 return status; 7132 } 7133 7134 /* 7135 * Add list of entries to quickfix/location list. Each list entry is 7136 * a dictionary with item information. 7137 */ 7138 static int 7139 qf_add_entries( 7140 qf_info_T *qi, 7141 int qf_idx, 7142 list_T *list, 7143 char_u *title, 7144 int action) 7145 { 7146 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7147 listitem_T *li; 7148 dict_T *d; 7149 qfline_T *old_last = NULL; 7150 int retval = OK; 7151 int valid_entry = FALSE; 7152 7153 if (action == ' ' || qf_idx == qi->qf_listcount) 7154 { 7155 // make place for a new list 7156 qf_new_list(qi, title); 7157 qf_idx = qi->qf_curlist; 7158 qfl = qf_get_list(qi, qf_idx); 7159 } 7160 else if (action == 'a' && !qf_list_empty(qfl)) 7161 // Adding to existing list, use last entry. 7162 old_last = qfl->qf_last; 7163 else if (action == 'r') 7164 { 7165 qf_free_items(qfl); 7166 qf_store_title(qfl, title); 7167 } 7168 7169 FOR_ALL_LIST_ITEMS(list, li) 7170 { 7171 if (li->li_tv.v_type != VAR_DICT) 7172 continue; // Skip non-dict items 7173 7174 d = li->li_tv.vval.v_dict; 7175 if (d == NULL) 7176 continue; 7177 7178 retval = qf_add_entry_from_dict(qfl, d, li == list->lv_first, 7179 &valid_entry); 7180 if (retval == QF_FAIL) 7181 break; 7182 } 7183 7184 // Check if any valid error entries are added to the list. 7185 if (valid_entry) 7186 qfl->qf_nonevalid = FALSE; 7187 else if (qfl->qf_index == 0) 7188 // no valid entry 7189 qfl->qf_nonevalid = TRUE; 7190 7191 // If not appending to the list, set the current error to the first entry 7192 if (action != 'a') 7193 qfl->qf_ptr = qfl->qf_start; 7194 7195 // Update the current error index if not appending to the list or if the 7196 // list was empty before and it is not empty now. 7197 if ((action != 'a' || qfl->qf_index == 0) && !qf_list_empty(qfl)) 7198 qfl->qf_index = 1; 7199 7200 // Don't update the cursor in quickfix window when appending entries 7201 qf_update_buffer(qi, old_last); 7202 7203 return retval; 7204 } 7205 7206 /* 7207 * Get the quickfix list index from 'nr' or 'id' 7208 */ 7209 static int 7210 qf_setprop_get_qfidx( 7211 qf_info_T *qi, 7212 dict_T *what, 7213 int action, 7214 int *newlist) 7215 { 7216 dictitem_T *di; 7217 int qf_idx = qi->qf_curlist; // default is the current list 7218 7219 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 7220 { 7221 // Use the specified quickfix/location list 7222 if (di->di_tv.v_type == VAR_NUMBER) 7223 { 7224 // for zero use the current list 7225 if (di->di_tv.vval.v_number != 0) 7226 qf_idx = di->di_tv.vval.v_number - 1; 7227 7228 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 7229 { 7230 // When creating a new list, accept qf_idx pointing to the next 7231 // non-available list and add the new list at the end of the 7232 // stack. 7233 *newlist = TRUE; 7234 qf_idx = qf_stack_empty(qi) ? 0 : qi->qf_listcount - 1; 7235 } 7236 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 7237 return INVALID_QFIDX; 7238 else if (action != ' ') 7239 *newlist = FALSE; // use the specified list 7240 } 7241 else if (di->di_tv.v_type == VAR_STRING 7242 && di->di_tv.vval.v_string != NULL 7243 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7244 { 7245 if (!qf_stack_empty(qi)) 7246 qf_idx = qi->qf_listcount - 1; 7247 else if (*newlist) 7248 qf_idx = 0; 7249 else 7250 return INVALID_QFIDX; 7251 } 7252 else 7253 return INVALID_QFIDX; 7254 } 7255 7256 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 7257 { 7258 // Use the quickfix/location list with the specified id 7259 if (di->di_tv.v_type != VAR_NUMBER) 7260 return INVALID_QFIDX; 7261 7262 return qf_id2nr(qi, di->di_tv.vval.v_number); 7263 } 7264 7265 return qf_idx; 7266 } 7267 7268 /* 7269 * Set the quickfix list title. 7270 */ 7271 static int 7272 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 7273 { 7274 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7275 7276 if (di->di_tv.v_type != VAR_STRING) 7277 return FAIL; 7278 7279 vim_free(qfl->qf_title); 7280 qfl->qf_title = dict_get_string(what, (char_u *)"title", TRUE); 7281 if (qf_idx == qi->qf_curlist) 7282 qf_update_win_titlevar(qi); 7283 7284 return OK; 7285 } 7286 7287 /* 7288 * Set quickfix list items/entries. 7289 */ 7290 static int 7291 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 7292 { 7293 int retval = FAIL; 7294 char_u *title_save; 7295 7296 if (di->di_tv.v_type != VAR_LIST) 7297 return FAIL; 7298 7299 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 7300 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 7301 title_save, action == ' ' ? 'a' : action); 7302 vim_free(title_save); 7303 7304 return retval; 7305 } 7306 7307 /* 7308 * Set quickfix list items/entries from a list of lines. 7309 */ 7310 static int 7311 qf_setprop_items_from_lines( 7312 qf_info_T *qi, 7313 int qf_idx, 7314 dict_T *what, 7315 dictitem_T *di, 7316 int action) 7317 { 7318 char_u *errorformat = p_efm; 7319 dictitem_T *efm_di; 7320 int retval = FAIL; 7321 7322 // Use the user supplied errorformat settings (if present) 7323 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 7324 { 7325 if (efm_di->di_tv.v_type != VAR_STRING || 7326 efm_di->di_tv.vval.v_string == NULL) 7327 return FAIL; 7328 errorformat = efm_di->di_tv.vval.v_string; 7329 } 7330 7331 // Only a List value is supported 7332 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 7333 return FAIL; 7334 7335 if (action == 'r') 7336 qf_free_items(&qi->qf_lists[qf_idx]); 7337 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 7338 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 7339 retval = OK; 7340 7341 return retval; 7342 } 7343 7344 /* 7345 * Set quickfix list context. 7346 */ 7347 static int 7348 qf_setprop_context(qf_list_T *qfl, dictitem_T *di) 7349 { 7350 typval_T *ctx; 7351 7352 free_tv(qfl->qf_ctx); 7353 ctx = alloc_tv(); 7354 if (ctx != NULL) 7355 copy_tv(&di->di_tv, ctx); 7356 qfl->qf_ctx = ctx; 7357 7358 return OK; 7359 } 7360 7361 /* 7362 * Set the current index in the specified quickfix list 7363 */ 7364 static int 7365 qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di) 7366 { 7367 int denote = FALSE; 7368 int newidx; 7369 int old_qfidx; 7370 qfline_T *qf_ptr; 7371 7372 // If the specified index is '$', then use the last entry 7373 if (di->di_tv.v_type == VAR_STRING 7374 && di->di_tv.vval.v_string != NULL 7375 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7376 newidx = qfl->qf_count; 7377 else 7378 { 7379 // Otherwise use the specified index 7380 newidx = tv_get_number_chk(&di->di_tv, &denote); 7381 if (denote) 7382 return FAIL; 7383 } 7384 7385 if (newidx < 1) // sanity check 7386 return FAIL; 7387 if (newidx > qfl->qf_count) 7388 newidx = qfl->qf_count; 7389 7390 old_qfidx = qfl->qf_index; 7391 qf_ptr = get_nth_entry(qfl, newidx, &newidx); 7392 if (qf_ptr == NULL) 7393 return FAIL; 7394 qfl->qf_ptr = qf_ptr; 7395 qfl->qf_index = newidx; 7396 7397 // If the current list is modified and it is displayed in the quickfix 7398 // window, then Update it. 7399 if (qf_get_curlist(qi)->qf_id == qfl->qf_id) 7400 qf_win_pos_update(qi, old_qfidx); 7401 7402 return OK; 7403 } 7404 7405 /* 7406 * Set the current index in the specified quickfix list 7407 */ 7408 static int 7409 qf_setprop_qftf(qf_info_T *qi UNUSED, qf_list_T *qfl, dictitem_T *di) 7410 { 7411 callback_T cb; 7412 7413 free_callback(&qfl->qftf_cb); 7414 cb = get_callback(&di->di_tv); 7415 if (cb.cb_name != NULL && *cb.cb_name != NUL) 7416 set_callback(&qfl->qftf_cb, &cb); 7417 7418 return OK; 7419 } 7420 7421 /* 7422 * Set quickfix/location list properties (title, items, context). 7423 * Also used to add items from parsing a list of lines. 7424 * Used by the setqflist() and setloclist() Vim script functions. 7425 */ 7426 static int 7427 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 7428 { 7429 dictitem_T *di; 7430 int retval = FAIL; 7431 int qf_idx; 7432 int newlist = FALSE; 7433 qf_list_T *qfl; 7434 7435 if (action == ' ' || qf_stack_empty(qi)) 7436 newlist = TRUE; 7437 7438 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 7439 if (qf_idx == INVALID_QFIDX) // List not found 7440 return FAIL; 7441 7442 if (newlist) 7443 { 7444 qi->qf_curlist = qf_idx; 7445 qf_new_list(qi, title); 7446 qf_idx = qi->qf_curlist; 7447 } 7448 7449 qfl = qf_get_list(qi, qf_idx); 7450 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 7451 retval = qf_setprop_title(qi, qf_idx, what, di); 7452 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 7453 retval = qf_setprop_items(qi, qf_idx, di, action); 7454 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7455 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 7456 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 7457 retval = qf_setprop_context(qfl, di); 7458 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7459 retval = qf_setprop_curidx(qi, qfl, di); 7460 if ((di = dict_find(what, (char_u *)"quickfixtextfunc", -1)) != NULL) 7461 retval = qf_setprop_qftf(qi, qfl, di); 7462 7463 if (retval == OK) 7464 qf_list_changed(qfl); 7465 7466 return retval; 7467 } 7468 7469 /* 7470 * Free the entire quickfix/location list stack. 7471 * If the quickfix/location list window is open, then clear it. 7472 */ 7473 static void 7474 qf_free_stack(win_T *wp, qf_info_T *qi) 7475 { 7476 win_T *qfwin = qf_find_win(qi); 7477 win_T *llwin = NULL; 7478 7479 if (qfwin != NULL) 7480 { 7481 // If the quickfix/location list window is open, then clear it 7482 if (qi->qf_curlist < qi->qf_listcount) 7483 qf_free(qf_get_curlist(qi)); 7484 qf_update_buffer(qi, NULL); 7485 } 7486 7487 if (wp != NULL && IS_LL_WINDOW(wp)) 7488 { 7489 // If in the location list window, then use the non-location list 7490 // window with this location list (if present) 7491 llwin = qf_find_win_with_loclist(qi); 7492 if (llwin != NULL) 7493 wp = llwin; 7494 } 7495 7496 qf_free_all(wp); 7497 if (wp == NULL) 7498 { 7499 // quickfix list 7500 qi->qf_curlist = 0; 7501 qi->qf_listcount = 0; 7502 } 7503 else if (qfwin != NULL) 7504 { 7505 // If the location list window is open, then create a new empty 7506 // location list 7507 qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION); 7508 7509 if (new_ll != NULL) 7510 { 7511 new_ll->qf_bufnr = qfwin->w_buffer->b_fnum; 7512 7513 // first free the list reference in the location list window 7514 ll_free_all(&qfwin->w_llist_ref); 7515 7516 qfwin->w_llist_ref = new_ll; 7517 if (wp != qfwin) 7518 win_set_loclist(wp, new_ll); 7519 } 7520 } 7521 } 7522 7523 /* 7524 * Populate the quickfix list with the items supplied in the list 7525 * of dictionaries. "title" will be copied to w:quickfix_title. 7526 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 7527 * When "what" is not NULL then only set some properties. 7528 */ 7529 int 7530 set_errorlist( 7531 win_T *wp, 7532 list_T *list, 7533 int action, 7534 char_u *title, 7535 dict_T *what) 7536 { 7537 qf_info_T *qi = &ql_info; 7538 int retval = OK; 7539 7540 if (wp != NULL) 7541 { 7542 qi = ll_get_or_alloc_list(wp); 7543 if (qi == NULL) 7544 return FAIL; 7545 } 7546 7547 if (action == 'f') 7548 { 7549 // Free the entire quickfix or location list stack 7550 qf_free_stack(wp, qi); 7551 return OK; 7552 } 7553 7554 // A dict argument cannot be specified with a non-empty list argument 7555 if (list->lv_len != 0 && what != NULL) 7556 { 7557 semsg(_(e_invarg2), 7558 _("cannot have both a list and a \"what\" argument")); 7559 return FAIL; 7560 } 7561 7562 incr_quickfix_busy(); 7563 7564 if (what != NULL) 7565 retval = qf_set_properties(qi, what, action, title); 7566 else 7567 { 7568 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 7569 if (retval == OK) 7570 qf_list_changed(qf_get_curlist(qi)); 7571 } 7572 7573 decr_quickfix_busy(); 7574 7575 return retval; 7576 } 7577 7578 /* 7579 * Mark the context as in use for all the lists in a quickfix stack. 7580 */ 7581 static int 7582 mark_quickfix_ctx(qf_info_T *qi, int copyID) 7583 { 7584 int i; 7585 int abort = FALSE; 7586 typval_T *ctx; 7587 7588 for (i = 0; i < LISTCOUNT && !abort; ++i) 7589 { 7590 ctx = qi->qf_lists[i].qf_ctx; 7591 if (ctx != NULL && ctx->v_type != VAR_NUMBER 7592 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 7593 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 7594 } 7595 7596 return abort; 7597 } 7598 7599 /* 7600 * Mark the context of the quickfix list and the location lists (if present) as 7601 * "in use". So that garbage collection doesn't free the context. 7602 */ 7603 int 7604 set_ref_in_quickfix(int copyID) 7605 { 7606 int abort = FALSE; 7607 tabpage_T *tp; 7608 win_T *win; 7609 7610 abort = mark_quickfix_ctx(&ql_info, copyID); 7611 if (abort) 7612 return abort; 7613 7614 FOR_ALL_TAB_WINDOWS(tp, win) 7615 { 7616 if (win->w_llist != NULL) 7617 { 7618 abort = mark_quickfix_ctx(win->w_llist, copyID); 7619 if (abort) 7620 return abort; 7621 } 7622 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 7623 { 7624 // In a location list window and none of the other windows is 7625 // referring to this location list. Mark the location list 7626 // context as still in use. 7627 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 7628 if (abort) 7629 return abort; 7630 } 7631 } 7632 7633 return abort; 7634 } 7635 #endif 7636 7637 /* 7638 * Return the autocmd name for the :cbuffer Ex commands 7639 */ 7640 static char_u * 7641 cbuffer_get_auname(cmdidx_T cmdidx) 7642 { 7643 switch (cmdidx) 7644 { 7645 case CMD_cbuffer: return (char_u *)"cbuffer"; 7646 case CMD_cgetbuffer: return (char_u *)"cgetbuffer"; 7647 case CMD_caddbuffer: return (char_u *)"caddbuffer"; 7648 case CMD_lbuffer: return (char_u *)"lbuffer"; 7649 case CMD_lgetbuffer: return (char_u *)"lgetbuffer"; 7650 case CMD_laddbuffer: return (char_u *)"laddbuffer"; 7651 default: return NULL; 7652 } 7653 } 7654 7655 /* 7656 * Process and validate the arguments passed to the :cbuffer, :caddbuffer, 7657 * :cgetbuffer, :lbuffer, :laddbuffer, :lgetbuffer Ex commands. 7658 */ 7659 static int 7660 cbuffer_process_args( 7661 exarg_T *eap, 7662 buf_T **bufp, 7663 linenr_T *line1, 7664 linenr_T *line2) 7665 { 7666 buf_T *buf = NULL; 7667 7668 if (*eap->arg == NUL) 7669 buf = curbuf; 7670 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 7671 buf = buflist_findnr(atoi((char *)eap->arg)); 7672 7673 if (buf == NULL) 7674 { 7675 emsg(_(e_invarg)); 7676 return FAIL; 7677 } 7678 7679 if (buf->b_ml.ml_mfp == NULL) 7680 { 7681 emsg(_("E681: Buffer is not loaded")); 7682 return FAIL; 7683 } 7684 7685 if (eap->addr_count == 0) 7686 { 7687 eap->line1 = 1; 7688 eap->line2 = buf->b_ml.ml_line_count; 7689 } 7690 7691 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 7692 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 7693 { 7694 emsg(_(e_invrange)); 7695 return FAIL; 7696 } 7697 7698 *line1 = eap->line1; 7699 *line2 = eap->line2; 7700 *bufp = buf; 7701 7702 return OK; 7703 } 7704 7705 /* 7706 * ":[range]cbuffer [bufnr]" command. 7707 * ":[range]caddbuffer [bufnr]" command. 7708 * ":[range]cgetbuffer [bufnr]" command. 7709 * ":[range]lbuffer [bufnr]" command. 7710 * ":[range]laddbuffer [bufnr]" command. 7711 * ":[range]lgetbuffer [bufnr]" command. 7712 */ 7713 void 7714 ex_cbuffer(exarg_T *eap) 7715 { 7716 buf_T *buf = NULL; 7717 qf_info_T *qi; 7718 char_u *au_name = NULL; 7719 int res; 7720 int_u save_qfid; 7721 win_T *wp = NULL; 7722 char_u *qf_title; 7723 linenr_T line1; 7724 linenr_T line2; 7725 7726 au_name = cbuffer_get_auname(eap->cmdidx); 7727 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7728 curbuf->b_fname, TRUE, curbuf)) 7729 { 7730 #ifdef FEAT_EVAL 7731 if (aborting()) 7732 return; 7733 #endif 7734 } 7735 7736 // Must come after autocommands. 7737 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7738 if (qi == NULL) 7739 return; 7740 7741 if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL) 7742 return; 7743 7744 qf_title = qf_cmdtitle(*eap->cmdlinep); 7745 7746 if (buf->b_sfname) 7747 { 7748 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 7749 (char *)qf_title, (char *)buf->b_sfname); 7750 qf_title = IObuff; 7751 } 7752 7753 incr_quickfix_busy(); 7754 7755 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 7756 (eap->cmdidx != CMD_caddbuffer 7757 && eap->cmdidx != CMD_laddbuffer), 7758 line1, line2, 7759 qf_title, NULL); 7760 if (qf_stack_empty(qi)) 7761 { 7762 decr_quickfix_busy(); 7763 return; 7764 } 7765 if (res >= 0) 7766 qf_list_changed(qf_get_curlist(qi)); 7767 7768 // Remember the current quickfix list identifier, so that we can 7769 // check for autocommands changing the current quickfix list. 7770 save_qfid = qf_get_curlist(qi)->qf_id; 7771 if (au_name != NULL) 7772 { 7773 buf_T *curbuf_old = curbuf; 7774 7775 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, curbuf->b_fname, 7776 TRUE, curbuf); 7777 if (curbuf != curbuf_old) 7778 // Autocommands changed buffer, don't jump now, "qi" may 7779 // be invalid. 7780 res = 0; 7781 } 7782 // Jump to the first error for a new list and if autocmds didn't 7783 // free the list. 7784 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 7785 eap->cmdidx == CMD_lbuffer) 7786 && qflist_valid(wp, save_qfid)) 7787 // display the first error 7788 qf_jump_first(qi, save_qfid, eap->forceit); 7789 7790 decr_quickfix_busy(); 7791 } 7792 7793 #if defined(FEAT_EVAL) || defined(PROTO) 7794 /* 7795 * Return the autocmd name for the :cexpr Ex commands. 7796 */ 7797 static char_u * 7798 cexpr_get_auname(cmdidx_T cmdidx) 7799 { 7800 switch (cmdidx) 7801 { 7802 case CMD_cexpr: return (char_u *)"cexpr"; 7803 case CMD_cgetexpr: return (char_u *)"cgetexpr"; 7804 case CMD_caddexpr: return (char_u *)"caddexpr"; 7805 case CMD_lexpr: return (char_u *)"lexpr"; 7806 case CMD_lgetexpr: return (char_u *)"lgetexpr"; 7807 case CMD_laddexpr: return (char_u *)"laddexpr"; 7808 default: return NULL; 7809 } 7810 } 7811 7812 /* 7813 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 7814 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 7815 */ 7816 void 7817 ex_cexpr(exarg_T *eap) 7818 { 7819 typval_T *tv; 7820 qf_info_T *qi; 7821 char_u *au_name = NULL; 7822 int res; 7823 int_u save_qfid; 7824 win_T *wp = NULL; 7825 7826 au_name = cexpr_get_auname(eap->cmdidx); 7827 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7828 curbuf->b_fname, TRUE, curbuf)) 7829 { 7830 #ifdef FEAT_EVAL 7831 if (aborting()) 7832 return; 7833 #endif 7834 } 7835 7836 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7837 if (qi == NULL) 7838 return; 7839 7840 // Evaluate the expression. When the result is a string or a list we can 7841 // use it to fill the errorlist. 7842 tv = eval_expr(eap->arg, eap); 7843 if (tv != NULL) 7844 { 7845 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 7846 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 7847 { 7848 incr_quickfix_busy(); 7849 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 7850 (eap->cmdidx != CMD_caddexpr 7851 && eap->cmdidx != CMD_laddexpr), 7852 (linenr_T)0, (linenr_T)0, 7853 qf_cmdtitle(*eap->cmdlinep), NULL); 7854 if (qf_stack_empty(qi)) 7855 { 7856 decr_quickfix_busy(); 7857 goto cleanup; 7858 } 7859 if (res >= 0) 7860 qf_list_changed(qf_get_curlist(qi)); 7861 7862 // Remember the current quickfix list identifier, so that we can 7863 // check for autocommands changing the current quickfix list. 7864 save_qfid = qf_get_curlist(qi)->qf_id; 7865 if (au_name != NULL) 7866 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7867 curbuf->b_fname, TRUE, curbuf); 7868 7869 // Jump to the first error for a new list and if autocmds didn't 7870 // free the list. 7871 if (res > 0 && (eap->cmdidx == CMD_cexpr 7872 || eap->cmdidx == CMD_lexpr) 7873 && qflist_valid(wp, save_qfid)) 7874 // display the first error 7875 qf_jump_first(qi, save_qfid, eap->forceit); 7876 decr_quickfix_busy(); 7877 } 7878 else 7879 emsg(_("E777: String or List expected")); 7880 cleanup: 7881 free_tv(tv); 7882 } 7883 } 7884 #endif 7885 7886 /* 7887 * Get the location list for ":lhelpgrep" 7888 */ 7889 static qf_info_T * 7890 hgr_get_ll(int *new_ll) 7891 { 7892 win_T *wp; 7893 qf_info_T *qi; 7894 7895 // If the current window is a help window, then use it 7896 if (bt_help(curwin->w_buffer)) 7897 wp = curwin; 7898 else 7899 // Find an existing help window 7900 wp = qf_find_help_win(); 7901 7902 if (wp == NULL) // Help window not found 7903 qi = NULL; 7904 else 7905 qi = wp->w_llist; 7906 7907 if (qi == NULL) 7908 { 7909 // Allocate a new location list for help text matches 7910 if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL) 7911 return NULL; 7912 *new_ll = TRUE; 7913 } 7914 7915 return qi; 7916 } 7917 7918 /* 7919 * Search for a pattern in a help file. 7920 */ 7921 static void 7922 hgr_search_file( 7923 qf_list_T *qfl, 7924 char_u *fname, 7925 vimconv_T *p_vc, 7926 regmatch_T *p_regmatch) 7927 { 7928 FILE *fd; 7929 long lnum; 7930 7931 fd = mch_fopen((char *)fname, "r"); 7932 if (fd == NULL) 7933 return; 7934 7935 lnum = 1; 7936 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 7937 { 7938 char_u *line = IObuff; 7939 7940 // Convert a line if 'encoding' is not utf-8 and 7941 // the line contains a non-ASCII character. 7942 if (p_vc->vc_type != CONV_NONE 7943 && has_non_ascii(IObuff)) 7944 { 7945 line = string_convert(p_vc, IObuff, NULL); 7946 if (line == NULL) 7947 line = IObuff; 7948 } 7949 7950 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 7951 { 7952 int l = (int)STRLEN(line); 7953 7954 // remove trailing CR, LF, spaces, etc. 7955 while (l > 0 && line[l - 1] <= ' ') 7956 line[--l] = NUL; 7957 7958 if (qf_add_entry(qfl, 7959 NULL, // dir 7960 fname, 7961 NULL, 7962 0, 7963 line, 7964 lnum, 7965 (int)(p_regmatch->startp[0] - line) 7966 + 1, // col 7967 FALSE, // vis_col 7968 NULL, // search pattern 7969 0, // nr 7970 1, // type 7971 TRUE // valid 7972 ) == QF_FAIL) 7973 { 7974 got_int = TRUE; 7975 if (line != IObuff) 7976 vim_free(line); 7977 break; 7978 } 7979 } 7980 if (line != IObuff) 7981 vim_free(line); 7982 ++lnum; 7983 line_breakcheck(); 7984 } 7985 fclose(fd); 7986 } 7987 7988 /* 7989 * Search for a pattern in all the help files in the doc directory under 7990 * the given directory. 7991 */ 7992 static void 7993 hgr_search_files_in_dir( 7994 qf_list_T *qfl, 7995 char_u *dirname, 7996 regmatch_T *p_regmatch, 7997 vimconv_T *p_vc 7998 #ifdef FEAT_MULTI_LANG 7999 , char_u *lang 8000 #endif 8001 ) 8002 { 8003 int fcount; 8004 char_u **fnames; 8005 int fi; 8006 8007 // Find all "*.txt" and "*.??x" files in the "doc" directory. 8008 add_pathsep(dirname); 8009 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 8010 if (gen_expand_wildcards(1, &dirname, &fcount, 8011 &fnames, EW_FILE|EW_SILENT) == OK 8012 && fcount > 0) 8013 { 8014 for (fi = 0; fi < fcount && !got_int; ++fi) 8015 { 8016 #ifdef FEAT_MULTI_LANG 8017 // Skip files for a different language. 8018 if (lang != NULL 8019 && STRNICMP(lang, fnames[fi] 8020 + STRLEN(fnames[fi]) - 3, 2) != 0 8021 && !(STRNICMP(lang, "en", 2) == 0 8022 && STRNICMP("txt", fnames[fi] 8023 + STRLEN(fnames[fi]) - 3, 3) == 0)) 8024 continue; 8025 #endif 8026 8027 hgr_search_file(qfl, fnames[fi], p_vc, p_regmatch); 8028 } 8029 FreeWild(fcount, fnames); 8030 } 8031 } 8032 8033 /* 8034 * Search for a pattern in all the help files in the 'runtimepath' 8035 * and add the matches to a quickfix list. 8036 * 'lang' is the language specifier. If supplied, then only matches in the 8037 * specified language are found. 8038 */ 8039 static void 8040 hgr_search_in_rtp(qf_list_T *qfl, regmatch_T *p_regmatch, char_u *lang) 8041 { 8042 char_u *p; 8043 8044 vimconv_T vc; 8045 8046 // Help files are in utf-8 or latin1, convert lines when 'encoding' 8047 // differs. 8048 vc.vc_type = CONV_NONE; 8049 if (!enc_utf8) 8050 convert_setup(&vc, (char_u *)"utf-8", p_enc); 8051 8052 // Go through all the directories in 'runtimepath' 8053 p = p_rtp; 8054 while (*p != NUL && !got_int) 8055 { 8056 copy_option_part(&p, NameBuff, MAXPATHL, ","); 8057 8058 hgr_search_files_in_dir(qfl, NameBuff, p_regmatch, &vc 8059 #ifdef FEAT_MULTI_LANG 8060 , lang 8061 #endif 8062 ); 8063 } 8064 8065 if (vc.vc_type != CONV_NONE) 8066 convert_setup(&vc, NULL, NULL); 8067 } 8068 8069 /* 8070 * ":helpgrep {pattern}" 8071 */ 8072 void 8073 ex_helpgrep(exarg_T *eap) 8074 { 8075 regmatch_T regmatch; 8076 char_u *save_cpo; 8077 qf_info_T *qi = &ql_info; 8078 int new_qi = FALSE; 8079 char_u *au_name = NULL; 8080 char_u *lang = NULL; 8081 8082 switch (eap->cmdidx) 8083 { 8084 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 8085 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 8086 default: break; 8087 } 8088 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 8089 curbuf->b_fname, TRUE, curbuf)) 8090 { 8091 #ifdef FEAT_EVAL 8092 if (aborting()) 8093 return; 8094 #endif 8095 } 8096 8097 if (is_loclist_cmd(eap->cmdidx)) 8098 { 8099 qi = hgr_get_ll(&new_qi); 8100 if (qi == NULL) 8101 return; 8102 } 8103 8104 // Make 'cpoptions' empty, the 'l' flag should not be used here. 8105 save_cpo = p_cpo; 8106 p_cpo = empty_option; 8107 8108 incr_quickfix_busy(); 8109 8110 #ifdef FEAT_MULTI_LANG 8111 // Check for a specified language 8112 lang = check_help_lang(eap->arg); 8113 #endif 8114 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 8115 regmatch.rm_ic = FALSE; 8116 if (regmatch.regprog != NULL) 8117 { 8118 qf_list_T *qfl; 8119 8120 // create a new quickfix list 8121 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 8122 qfl = qf_get_curlist(qi); 8123 8124 hgr_search_in_rtp(qfl, ®match, lang); 8125 8126 vim_regfree(regmatch.regprog); 8127 8128 qfl->qf_nonevalid = FALSE; 8129 qfl->qf_ptr = qfl->qf_start; 8130 qfl->qf_index = 1; 8131 qf_list_changed(qfl); 8132 qf_update_buffer(qi, NULL); 8133 } 8134 8135 if (p_cpo == empty_option) 8136 p_cpo = save_cpo; 8137 else 8138 // Darn, some plugin changed the value. 8139 free_string_option(save_cpo); 8140 8141 if (au_name != NULL) 8142 { 8143 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 8144 curbuf->b_fname, TRUE, curbuf); 8145 // When adding a location list to an existing location list stack, 8146 // if the autocmd made the stack invalid, then just return. 8147 if (!new_qi && IS_LL_STACK(qi) && qf_find_win_with_loclist(qi) == NULL) 8148 { 8149 decr_quickfix_busy(); 8150 return; 8151 } 8152 } 8153 8154 // Jump to first match. 8155 if (!qf_list_empty(qf_get_curlist(qi))) 8156 qf_jump(qi, 0, 0, FALSE); 8157 else 8158 semsg(_(e_nomatch2), eap->arg); 8159 8160 decr_quickfix_busy(); 8161 8162 if (eap->cmdidx == CMD_lhelpgrep) 8163 { 8164 // If the help window is not opened or if it already points to the 8165 // correct location list, then free the new location list. 8166 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 8167 { 8168 if (new_qi) 8169 ll_free_all(&qi); 8170 } 8171 else if (curwin->w_llist == NULL) 8172 curwin->w_llist = qi; 8173 } 8174 } 8175 #endif // FEAT_QUICKFIX 8176 8177 #if defined(FEAT_EVAL) || defined(PROTO) 8178 # ifdef FEAT_QUICKFIX 8179 static void 8180 get_qf_loc_list(int is_qf, win_T *wp, typval_T *what_arg, typval_T *rettv) 8181 { 8182 if (what_arg->v_type == VAR_UNKNOWN) 8183 { 8184 if (rettv_list_alloc(rettv) == OK) 8185 if (is_qf || wp != NULL) 8186 (void)get_errorlist(NULL, wp, -1, 0, rettv->vval.v_list); 8187 } 8188 else 8189 { 8190 if (rettv_dict_alloc(rettv) == OK) 8191 if (is_qf || (wp != NULL)) 8192 { 8193 if (what_arg->v_type == VAR_DICT) 8194 { 8195 dict_T *d = what_arg->vval.v_dict; 8196 8197 if (d != NULL) 8198 qf_get_properties(wp, d, rettv->vval.v_dict); 8199 } 8200 else 8201 emsg(_(e_dictreq)); 8202 } 8203 } 8204 } 8205 # endif 8206 8207 /* 8208 * "getloclist()" function 8209 */ 8210 void 8211 f_getloclist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8212 { 8213 # ifdef FEAT_QUICKFIX 8214 win_T *wp; 8215 8216 wp = find_win_by_nr_or_id(&argvars[0]); 8217 get_qf_loc_list(FALSE, wp, &argvars[1], rettv); 8218 # endif 8219 } 8220 8221 /* 8222 * "getqflist()" function 8223 */ 8224 void 8225 f_getqflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8226 { 8227 # ifdef FEAT_QUICKFIX 8228 get_qf_loc_list(TRUE, NULL, &argvars[0], rettv); 8229 # endif 8230 } 8231 8232 /* 8233 * Used by "setqflist()" and "setloclist()" functions 8234 */ 8235 static void 8236 set_qf_ll_list( 8237 win_T *wp UNUSED, 8238 typval_T *list_arg UNUSED, 8239 typval_T *action_arg UNUSED, 8240 typval_T *what_arg UNUSED, 8241 typval_T *rettv) 8242 { 8243 # ifdef FEAT_QUICKFIX 8244 static char *e_invact = N_("E927: Invalid action: '%s'"); 8245 char_u *act; 8246 int action = 0; 8247 static int recursive = 0; 8248 # endif 8249 8250 rettv->vval.v_number = -1; 8251 8252 # ifdef FEAT_QUICKFIX 8253 if (list_arg->v_type != VAR_LIST) 8254 emsg(_(e_listreq)); 8255 else if (recursive != 0) 8256 emsg(_(e_au_recursive)); 8257 else 8258 { 8259 list_T *l = list_arg->vval.v_list; 8260 dict_T *what = NULL; 8261 int valid_dict = TRUE; 8262 8263 if (action_arg->v_type == VAR_STRING) 8264 { 8265 act = tv_get_string_chk(action_arg); 8266 if (act == NULL) 8267 return; // type error; errmsg already given 8268 if ((*act == 'a' || *act == 'r' || *act == ' ' || *act == 'f') && 8269 act[1] == NUL) 8270 action = *act; 8271 else 8272 semsg(_(e_invact), act); 8273 } 8274 else if (action_arg->v_type == VAR_UNKNOWN) 8275 action = ' '; 8276 else 8277 emsg(_(e_stringreq)); 8278 8279 if (action_arg->v_type != VAR_UNKNOWN 8280 && what_arg->v_type != VAR_UNKNOWN) 8281 { 8282 if (what_arg->v_type == VAR_DICT && what_arg->vval.v_dict != NULL) 8283 what = what_arg->vval.v_dict; 8284 else 8285 { 8286 emsg(_(e_dictreq)); 8287 valid_dict = FALSE; 8288 } 8289 } 8290 8291 ++recursive; 8292 if (l != NULL && action && valid_dict 8293 && set_errorlist(wp, l, action, 8294 (char_u *)(wp == NULL ? ":setqflist()" : ":setloclist()"), 8295 what) == OK) 8296 rettv->vval.v_number = 0; 8297 --recursive; 8298 } 8299 # endif 8300 } 8301 8302 /* 8303 * "setloclist()" function 8304 */ 8305 void 8306 f_setloclist(typval_T *argvars, typval_T *rettv) 8307 { 8308 win_T *win; 8309 8310 rettv->vval.v_number = -1; 8311 8312 win = find_win_by_nr_or_id(&argvars[0]); 8313 if (win != NULL) 8314 set_qf_ll_list(win, &argvars[1], &argvars[2], &argvars[3], rettv); 8315 } 8316 8317 /* 8318 * "setqflist()" function 8319 */ 8320 void 8321 f_setqflist(typval_T *argvars, typval_T *rettv) 8322 { 8323 set_qf_ll_list(NULL, &argvars[0], &argvars[1], &argvars[2], rettv); 8324 } 8325 #endif 8326