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 linenr_T qf_end_lnum; // line number when the error has range or zero 34 int qf_fnum; // file number for the line 35 int qf_col; // column where the error occurred 36 int qf_end_col; // column when the error has range or zero 37 int qf_nr; // error number 38 char_u *qf_module; // module name for this error 39 char_u *qf_pattern; // search pattern for the error 40 char_u *qf_text; // description of the error 41 char_u qf_viscol; // set to TRUE if qf_col and qf_end_col is 42 // screen column 43 char_u qf_cleared; // set to TRUE if line has been deleted 44 char_u qf_type; // type of the error (mostly 'E'); 1 for 45 // :helpgrep 46 char_u qf_valid; // valid error message detected 47 }; 48 49 /* 50 * There is a stack of error lists. 51 */ 52 #define LISTCOUNT 10 53 #define INVALID_QFIDX (-1) 54 #define INVALID_QFBUFNR (0) 55 56 /* 57 * Quickfix list type. 58 */ 59 typedef enum 60 { 61 QFLT_QUICKFIX, // Quickfix list - global list 62 QFLT_LOCATION, // Location list - per window list 63 QFLT_INTERNAL // Internal - Temporary list used by getqflist()/getloclist() 64 } qfltype_T; 65 66 /* 67 * Quickfix/Location list definition 68 * Contains a list of entries (qfline_T). qf_start points to the first entry 69 * and qf_last points to the last entry. qf_count contains the list size. 70 * 71 * Usually the list contains one or more entries. But an empty list can be 72 * created using setqflist()/setloclist() with a title and/or user context 73 * information and entries can be added later using setqflist()/setloclist(). 74 */ 75 typedef struct qf_list_S 76 { 77 int_u qf_id; // Unique identifier for this list 78 qfltype_T qfl_type; 79 qfline_T *qf_start; // pointer to the first error 80 qfline_T *qf_last; // pointer to the last error 81 qfline_T *qf_ptr; // pointer to the current error 82 int qf_count; // number of errors (0 means empty list) 83 int qf_index; // current index in the error list 84 int qf_nonevalid; // TRUE if not a single valid entry found 85 char_u *qf_title; // title derived from the command that created 86 // the error list or set by setqflist 87 typval_T *qf_ctx; // context set by setqflist/setloclist 88 callback_T qftf_cb; // 'quickfixtextfunc' callback function 89 90 struct dir_stack_T *qf_dir_stack; 91 char_u *qf_directory; 92 struct dir_stack_T *qf_file_stack; 93 char_u *qf_currfile; 94 int qf_multiline; 95 int qf_multiignore; 96 int qf_multiscan; 97 long qf_changedtick; 98 } qf_list_T; 99 100 /* 101 * Quickfix/Location list stack definition 102 * Contains a list of quickfix/location lists (qf_list_T) 103 */ 104 struct qf_info_S 105 { 106 // Count of references to this list. Used only for location lists. 107 // When a location list window reference this list, qf_refcount 108 // will be 2. Otherwise, qf_refcount will be 1. When qf_refcount 109 // reaches 0, the list is freed. 110 int qf_refcount; 111 int qf_listcount; // current number of lists 112 int qf_curlist; // current error list 113 qf_list_T qf_lists[LISTCOUNT]; 114 qfltype_T qfl_type; // type of list 115 int qf_bufnr; // quickfix window buffer number 116 }; 117 118 static qf_info_T ql_info; // global quickfix list 119 static int_u last_qf_id = 0; // Last used quickfix list id 120 121 #define FMT_PATTERNS 11 // maximum number of % recognized 122 123 /* 124 * Structure used to hold the info of one part of 'errorformat' 125 */ 126 typedef struct efm_S efm_T; 127 struct efm_S 128 { 129 regprog_T *prog; // pre-formatted part of 'errorformat' 130 efm_T *next; // pointer to next (NULL if last) 131 char_u addr[FMT_PATTERNS]; // indices of used % patterns 132 char_u prefix; // prefix of this format line: 133 // 'D' enter directory 134 // 'X' leave directory 135 // 'A' start of multi-line message 136 // 'E' error message 137 // 'W' warning message 138 // 'I' informational message 139 // 'N' note message 140 // 'C' continuation line 141 // 'Z' end of multi-line message 142 // 'G' general, unspecific message 143 // 'P' push file (partial) message 144 // 'Q' pop/quit file (partial) message 145 // 'O' overread (partial) message 146 char_u flags; // additional flags given in prefix 147 // '-' do not include this line 148 // '+' include whole line in message 149 int conthere; // %> used 150 }; 151 152 // List of location lists to be deleted. 153 // Used to delay the deletion of locations lists by autocmds. 154 typedef struct qf_delq_S 155 { 156 struct qf_delq_S *next; 157 qf_info_T *qi; 158 } qf_delq_T; 159 static qf_delq_T *qf_delq_head = NULL; 160 161 // Counter to prevent autocmds from freeing up location lists when they are 162 // still being used. 163 static int quickfix_busy = 0; 164 165 static efm_T *fmt_start = NULL; // cached across qf_parse_line() calls 166 167 // callback function for 'quickfixtextfunc' 168 static callback_T qftf_cb; 169 170 static void qf_new_list(qf_info_T *qi, char_u *qf_title); 171 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, long end_lnum, int col, int end_col, int vis_col, char_u *pattern, int nr, int type, int valid); 172 static void qf_free(qf_list_T *qfl); 173 static char_u *qf_types(int, int); 174 static int qf_get_fnum(qf_list_T *qfl, char_u *, char_u *); 175 static char_u *qf_push_dir(char_u *, struct dir_stack_T **, int is_file_stack); 176 static char_u *qf_pop_dir(struct dir_stack_T **); 177 static char_u *qf_guess_filepath(qf_list_T *qfl, char_u *); 178 static void qf_jump_newwin(qf_info_T *qi, int dir, int errornr, int forceit, int newwin); 179 static void qf_fmt_text(char_u *text, char_u *buf, int bufsize); 180 static void qf_range_text(qfline_T *qfp, char_u *buf, int bufsize); 181 static int qf_win_pos_update(qf_info_T *qi, int old_qf_index); 182 static win_T *qf_find_win(qf_info_T *qi); 183 static buf_T *qf_find_buf(qf_info_T *qi); 184 static void qf_update_buffer(qf_info_T *qi, qfline_T *old_last); 185 static void qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid); 186 static buf_T *load_dummy_buffer(char_u *fname, char_u *dirname_start, char_u *resulting_dir); 187 static void wipe_dummy_buffer(buf_T *buf, char_u *dirname_start); 188 static void unload_dummy_buffer(buf_T *buf, char_u *dirname_start); 189 static qf_info_T *ll_get_or_alloc_list(win_T *); 190 static char_u *e_no_more_items = (char_u *)N_("E553: No more items"); 191 192 // Quickfix window check helper macro 193 #define IS_QF_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref == NULL) 194 // Location list window check helper macro 195 #define IS_LL_WINDOW(wp) (bt_quickfix(wp->w_buffer) && wp->w_llist_ref != NULL) 196 197 // Quickfix and location list stack check helper macros 198 #define IS_QF_STACK(qi) (qi->qfl_type == QFLT_QUICKFIX) 199 #define IS_LL_STACK(qi) (qi->qfl_type == QFLT_LOCATION) 200 #define IS_QF_LIST(qfl) (qfl->qfl_type == QFLT_QUICKFIX) 201 #define IS_LL_LIST(qfl) (qfl->qfl_type == QFLT_LOCATION) 202 203 /* 204 * Return location list for window 'wp' 205 * For location list window, return the referenced location list 206 */ 207 #define GET_LOC_LIST(wp) (IS_LL_WINDOW(wp) ? wp->w_llist_ref : wp->w_llist) 208 209 // Macro to loop through all the items in a quickfix list 210 // Quickfix item index starts from 1, so i below starts at 1 211 #define FOR_ALL_QFL_ITEMS(qfl, qfp, i) \ 212 for (i = 1, qfp = qfl->qf_start; \ 213 !got_int && i <= qfl->qf_count && qfp != NULL; \ 214 ++i, qfp = qfp->qf_next) 215 216 /* 217 * Looking up a buffer can be slow if there are many. Remember the last one 218 * to make this a lot faster if there are multiple matches in the same file. 219 */ 220 static char_u *qf_last_bufname = NULL; 221 static bufref_T qf_last_bufref = {NULL, 0, 0}; 222 223 static char *e_current_quickfix_list_was_changed = 224 N_("E925: Current quickfix list was changed"); 225 static char *e_current_location_list_was_changed = 226 N_("E926: Current location list was changed"); 227 228 /* 229 * Maximum number of bytes allowed per line while reading a errorfile. 230 */ 231 #define LINE_MAXLEN 4096 232 233 static struct fmtpattern 234 { 235 char_u convchar; 236 char *pattern; 237 } fmt_pat[FMT_PATTERNS] = 238 { 239 {'f', ".\\+"}, // only used when at end 240 {'n', "\\d\\+"}, 241 {'l', "\\d\\+"}, 242 {'c', "\\d\\+"}, 243 {'t', "."}, 244 {'m', ".\\+"}, 245 {'r', ".*"}, 246 {'p', "[- .]*"}, 247 {'v', "\\d\\+"}, 248 {'s', ".\\+"}, 249 {'o', ".\\+"} 250 }; 251 252 /* 253 * Convert an errorformat pattern to a regular expression pattern. 254 * See fmt_pat definition above for the list of supported patterns. The 255 * pattern specifier is supplied in "efmpat". The converted pattern is stored 256 * in "regpat". Returns a pointer to the location after the pattern. 257 */ 258 static char_u * 259 efmpat_to_regpat( 260 char_u *efmpat, 261 char_u *regpat, 262 efm_T *efminfo, 263 int idx, 264 int round) 265 { 266 char_u *srcptr; 267 268 if (efminfo->addr[idx]) 269 { 270 // Each errorformat pattern can occur only once 271 semsg(_("E372: Too many %%%c in format string"), *efmpat); 272 return NULL; 273 } 274 if ((idx && idx < 6 275 && vim_strchr((char_u *)"DXOPQ", efminfo->prefix) != NULL) 276 || (idx == 6 277 && vim_strchr((char_u *)"OPQ", efminfo->prefix) == NULL)) 278 { 279 semsg(_("E373: Unexpected %%%c in format string"), *efmpat); 280 return NULL; 281 } 282 efminfo->addr[idx] = (char_u)++round; 283 *regpat++ = '\\'; 284 *regpat++ = '('; 285 #ifdef BACKSLASH_IN_FILENAME 286 if (*efmpat == 'f') 287 { 288 // Also match "c:" in the file name, even when 289 // checking for a colon next: "%f:". 290 // "\%(\a:\)\=" 291 STRCPY(regpat, "\\%(\\a:\\)\\="); 292 regpat += 10; 293 } 294 #endif 295 if (*efmpat == 'f' && efmpat[1] != NUL) 296 { 297 if (efmpat[1] != '\\' && efmpat[1] != '%') 298 { 299 // A file name may contain spaces, but this isn't 300 // in "\f". For "%f:%l:%m" there may be a ":" in 301 // the file name. Use ".\{-1,}x" instead (x is 302 // the next character), the requirement that :999: 303 // follows should work. 304 STRCPY(regpat, ".\\{-1,}"); 305 regpat += 7; 306 } 307 else 308 { 309 // File name followed by '\\' or '%': include as 310 // many file name chars as possible. 311 STRCPY(regpat, "\\f\\+"); 312 regpat += 4; 313 } 314 } 315 else 316 { 317 srcptr = (char_u *)fmt_pat[idx].pattern; 318 while ((*regpat = *srcptr++) != NUL) 319 ++regpat; 320 } 321 *regpat++ = '\\'; 322 *regpat++ = ')'; 323 324 return regpat; 325 } 326 327 /* 328 * Convert a scanf like format in 'errorformat' to a regular expression. 329 * Returns a pointer to the location after the pattern. 330 */ 331 static char_u * 332 scanf_fmt_to_regpat( 333 char_u **pefmp, 334 char_u *efm, 335 int len, 336 char_u *regpat) 337 { 338 char_u *efmp = *pefmp; 339 340 if (*efmp == '[' || *efmp == '\\') 341 { 342 if ((*regpat++ = *efmp) == '[') // %*[^a-z0-9] etc. 343 { 344 if (efmp[1] == '^') 345 *regpat++ = *++efmp; 346 if (efmp < efm + len) 347 { 348 *regpat++ = *++efmp; // could be ']' 349 while (efmp < efm + len 350 && (*regpat++ = *++efmp) != ']') 351 // skip ; 352 if (efmp == efm + len) 353 { 354 emsg(_("E374: Missing ] in format string")); 355 return NULL; 356 } 357 } 358 } 359 else if (efmp < efm + len) // %*\D, %*\s etc. 360 *regpat++ = *++efmp; 361 *regpat++ = '\\'; 362 *regpat++ = '+'; 363 } 364 else 365 { 366 // TODO: scanf()-like: %*ud, %*3c, %*f, ... ? 367 semsg(_("E375: Unsupported %%%c in format string"), *efmp); 368 return NULL; 369 } 370 371 *pefmp = efmp; 372 373 return regpat; 374 } 375 376 /* 377 * Analyze/parse an errorformat prefix. 378 */ 379 static char_u * 380 efm_analyze_prefix(char_u *efmp, efm_T *efminfo) 381 { 382 if (vim_strchr((char_u *)"+-", *efmp) != NULL) 383 efminfo->flags = *efmp++; 384 if (vim_strchr((char_u *)"DXAEWINCZGOPQ", *efmp) != NULL) 385 efminfo->prefix = *efmp; 386 else 387 { 388 semsg(_("E376: Invalid %%%c in format string prefix"), *efmp); 389 return NULL; 390 } 391 392 return efmp; 393 } 394 395 /* 396 * Converts a 'errorformat' string part in 'efm' to a regular expression 397 * pattern. The resulting regex pattern is returned in "regpat". Additional 398 * information about the 'erroformat' pattern is returned in "fmt_ptr". 399 * Returns OK or FAIL. 400 */ 401 static int 402 efm_to_regpat( 403 char_u *efm, 404 int len, 405 efm_T *fmt_ptr, 406 char_u *regpat) 407 { 408 char_u *ptr; 409 char_u *efmp; 410 int round; 411 int idx = 0; 412 413 // Build a regexp pattern for a 'errorformat' option part 414 ptr = regpat; 415 *ptr++ = '^'; 416 round = 0; 417 for (efmp = efm; efmp < efm + len; ++efmp) 418 { 419 if (*efmp == '%') 420 { 421 ++efmp; 422 for (idx = 0; idx < FMT_PATTERNS; ++idx) 423 if (fmt_pat[idx].convchar == *efmp) 424 break; 425 if (idx < FMT_PATTERNS) 426 { 427 ptr = efmpat_to_regpat(efmp, ptr, fmt_ptr, idx, round); 428 if (ptr == NULL) 429 return FAIL; 430 round++; 431 } 432 else if (*efmp == '*') 433 { 434 ++efmp; 435 ptr = scanf_fmt_to_regpat(&efmp, efm, len, ptr); 436 if (ptr == NULL) 437 return FAIL; 438 } 439 else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL) 440 *ptr++ = *efmp; // regexp magic characters 441 else if (*efmp == '#') 442 *ptr++ = '*'; 443 else if (*efmp == '>') 444 fmt_ptr->conthere = TRUE; 445 else if (efmp == efm + 1) // analyse prefix 446 { 447 // prefix is allowed only at the beginning of the errorformat 448 // option part 449 efmp = efm_analyze_prefix(efmp, fmt_ptr); 450 if (efmp == NULL) 451 return FAIL; 452 } 453 else 454 { 455 semsg(_("E377: Invalid %%%c in format string"), *efmp); 456 return FAIL; 457 } 458 } 459 else // copy normal character 460 { 461 if (*efmp == '\\' && efmp + 1 < efm + len) 462 ++efmp; 463 else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL) 464 *ptr++ = '\\'; // escape regexp atoms 465 if (*efmp) 466 *ptr++ = *efmp; 467 } 468 } 469 *ptr++ = '$'; 470 *ptr = NUL; 471 472 return OK; 473 } 474 475 /* 476 * Free the 'errorformat' information list 477 */ 478 static void 479 free_efm_list(efm_T **efm_first) 480 { 481 efm_T *efm_ptr; 482 483 for (efm_ptr = *efm_first; efm_ptr != NULL; efm_ptr = *efm_first) 484 { 485 *efm_first = efm_ptr->next; 486 vim_regfree(efm_ptr->prog); 487 vim_free(efm_ptr); 488 } 489 fmt_start = NULL; 490 } 491 492 /* 493 * Compute the size of the buffer used to convert a 'errorformat' pattern into 494 * a regular expression pattern. 495 */ 496 static int 497 efm_regpat_bufsz(char_u *efm) 498 { 499 int sz; 500 int i; 501 502 sz = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2); 503 for (i = FMT_PATTERNS; i > 0; ) 504 sz += (int)STRLEN(fmt_pat[--i].pattern); 505 #ifdef BACKSLASH_IN_FILENAME 506 sz += 12; // "%f" can become twelve chars longer (see efm_to_regpat) 507 #else 508 sz += 2; // "%f" can become two chars longer 509 #endif 510 511 return sz; 512 } 513 514 /* 515 * Return the length of a 'errorformat' option part (separated by ","). 516 */ 517 static int 518 efm_option_part_len(char_u *efm) 519 { 520 int len; 521 522 for (len = 0; efm[len] != NUL && efm[len] != ','; ++len) 523 if (efm[len] == '\\' && efm[len + 1] != NUL) 524 ++len; 525 526 return len; 527 } 528 529 /* 530 * Parse the 'errorformat' option. Multiple parts in the 'errorformat' option 531 * are parsed and converted to regular expressions. Returns information about 532 * the parsed 'errorformat' option. 533 */ 534 static efm_T * 535 parse_efm_option(char_u *efm) 536 { 537 efm_T *fmt_ptr = NULL; 538 efm_T *fmt_first = NULL; 539 efm_T *fmt_last = NULL; 540 char_u *fmtstr = NULL; 541 int len; 542 int sz; 543 544 // Each part of the format string is copied and modified from errorformat 545 // to regex prog. Only a few % characters are allowed. 546 547 // Get some space to modify the format string into. 548 sz = efm_regpat_bufsz(efm); 549 if ((fmtstr = alloc(sz)) == NULL) 550 goto parse_efm_error; 551 552 while (efm[0] != NUL) 553 { 554 // Allocate a new eformat structure and put it at the end of the list 555 fmt_ptr = ALLOC_CLEAR_ONE(efm_T); 556 if (fmt_ptr == NULL) 557 goto parse_efm_error; 558 if (fmt_first == NULL) // first one 559 fmt_first = fmt_ptr; 560 else 561 fmt_last->next = fmt_ptr; 562 fmt_last = fmt_ptr; 563 564 // Isolate one part in the 'errorformat' option 565 len = efm_option_part_len(efm); 566 567 if (efm_to_regpat(efm, len, fmt_ptr, fmtstr) == FAIL) 568 goto parse_efm_error; 569 if ((fmt_ptr->prog = vim_regcomp(fmtstr, RE_MAGIC + RE_STRING)) == NULL) 570 goto parse_efm_error; 571 // Advance to next part 572 efm = skip_to_option_part(efm + len); // skip comma and spaces 573 } 574 575 if (fmt_first == NULL) // nothing found 576 emsg(_("E378: 'errorformat' contains no pattern")); 577 578 goto parse_efm_end; 579 580 parse_efm_error: 581 free_efm_list(&fmt_first); 582 583 parse_efm_end: 584 vim_free(fmtstr); 585 586 return fmt_first; 587 } 588 589 enum { 590 QF_FAIL = 0, 591 QF_OK = 1, 592 QF_END_OF_INPUT = 2, 593 QF_NOMEM = 3, 594 QF_IGNORE_LINE = 4, 595 QF_MULTISCAN = 5, 596 }; 597 598 /* 599 * State information used to parse lines and add entries to a quickfix/location 600 * list. 601 */ 602 typedef struct { 603 char_u *linebuf; 604 int linelen; 605 char_u *growbuf; 606 int growbufsiz; 607 FILE *fd; 608 typval_T *tv; 609 char_u *p_str; 610 listitem_T *p_li; 611 buf_T *buf; 612 linenr_T buflnum; 613 linenr_T lnumlast; 614 vimconv_T vc; 615 } qfstate_T; 616 617 /* 618 * Allocate more memory for the line buffer used for parsing lines. 619 */ 620 static char_u * 621 qf_grow_linebuf(qfstate_T *state, int newsz) 622 { 623 char_u *p; 624 625 // If the line exceeds LINE_MAXLEN exclude the last 626 // byte since it's not a NL character. 627 state->linelen = newsz > LINE_MAXLEN ? LINE_MAXLEN - 1 : newsz; 628 if (state->growbuf == NULL) 629 { 630 state->growbuf = alloc(state->linelen + 1); 631 if (state->growbuf == NULL) 632 return NULL; 633 state->growbufsiz = state->linelen; 634 } 635 else if (state->linelen > state->growbufsiz) 636 { 637 if ((p = vim_realloc(state->growbuf, state->linelen + 1)) == NULL) 638 return NULL; 639 state->growbuf = p; 640 state->growbufsiz = state->linelen; 641 } 642 return state->growbuf; 643 } 644 645 /* 646 * Get the next string (separated by newline) from state->p_str. 647 */ 648 static int 649 qf_get_next_str_line(qfstate_T *state) 650 { 651 // Get the next line from the supplied string 652 char_u *p_str = state->p_str; 653 char_u *p; 654 int len; 655 656 if (*p_str == NUL) // Reached the end of the string 657 return QF_END_OF_INPUT; 658 659 p = vim_strchr(p_str, '\n'); 660 if (p != NULL) 661 len = (int)(p - p_str) + 1; 662 else 663 len = (int)STRLEN(p_str); 664 665 if (len > IOSIZE - 2) 666 { 667 state->linebuf = qf_grow_linebuf(state, len); 668 if (state->linebuf == NULL) 669 return QF_NOMEM; 670 } 671 else 672 { 673 state->linebuf = IObuff; 674 state->linelen = len; 675 } 676 vim_strncpy(state->linebuf, p_str, state->linelen); 677 678 // Increment using len in order to discard the rest of the 679 // line if it exceeds LINE_MAXLEN. 680 p_str += len; 681 state->p_str = p_str; 682 683 return QF_OK; 684 } 685 686 /* 687 * Get the next string from state->p_Li. 688 */ 689 static int 690 qf_get_next_list_line(qfstate_T *state) 691 { 692 listitem_T *p_li = state->p_li; 693 int len; 694 695 while (p_li != NULL 696 && (p_li->li_tv.v_type != VAR_STRING 697 || p_li->li_tv.vval.v_string == NULL)) 698 p_li = p_li->li_next; // Skip non-string items 699 700 if (p_li == NULL) // End of the list 701 { 702 state->p_li = NULL; 703 return QF_END_OF_INPUT; 704 } 705 706 len = (int)STRLEN(p_li->li_tv.vval.v_string); 707 if (len > IOSIZE - 2) 708 { 709 state->linebuf = qf_grow_linebuf(state, len); 710 if (state->linebuf == NULL) 711 return QF_NOMEM; 712 } 713 else 714 { 715 state->linebuf = IObuff; 716 state->linelen = len; 717 } 718 719 vim_strncpy(state->linebuf, p_li->li_tv.vval.v_string, state->linelen); 720 721 state->p_li = p_li->li_next; // next item 722 return QF_OK; 723 } 724 725 /* 726 * Get the next string from state->buf. 727 */ 728 static int 729 qf_get_next_buf_line(qfstate_T *state) 730 { 731 char_u *p_buf = NULL; 732 int len; 733 734 // Get the next line from the supplied buffer 735 if (state->buflnum > state->lnumlast) 736 return QF_END_OF_INPUT; 737 738 p_buf = ml_get_buf(state->buf, state->buflnum, FALSE); 739 state->buflnum += 1; 740 741 len = (int)STRLEN(p_buf); 742 if (len > IOSIZE - 2) 743 { 744 state->linebuf = qf_grow_linebuf(state, len); 745 if (state->linebuf == NULL) 746 return QF_NOMEM; 747 } 748 else 749 { 750 state->linebuf = IObuff; 751 state->linelen = len; 752 } 753 vim_strncpy(state->linebuf, p_buf, state->linelen); 754 755 return QF_OK; 756 } 757 758 /* 759 * Get the next string from file state->fd. 760 */ 761 static int 762 qf_get_next_file_line(qfstate_T *state) 763 { 764 int discard; 765 int growbuflen; 766 767 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL) 768 return QF_END_OF_INPUT; 769 770 discard = FALSE; 771 state->linelen = (int)STRLEN(IObuff); 772 if (state->linelen == IOSIZE - 1 && !(IObuff[state->linelen - 1] == '\n')) 773 { 774 // The current line exceeds IObuff, continue reading using 775 // growbuf until EOL or LINE_MAXLEN bytes is read. 776 if (state->growbuf == NULL) 777 { 778 state->growbufsiz = 2 * (IOSIZE - 1); 779 state->growbuf = alloc(state->growbufsiz); 780 if (state->growbuf == NULL) 781 return QF_NOMEM; 782 } 783 784 // Copy the read part of the line, excluding null-terminator 785 memcpy(state->growbuf, IObuff, IOSIZE - 1); 786 growbuflen = state->linelen; 787 788 for (;;) 789 { 790 char_u *p; 791 792 if (fgets((char *)state->growbuf + growbuflen, 793 state->growbufsiz - growbuflen, state->fd) == NULL) 794 break; 795 state->linelen = (int)STRLEN(state->growbuf + growbuflen); 796 growbuflen += state->linelen; 797 if ((state->growbuf)[growbuflen - 1] == '\n') 798 break; 799 if (state->growbufsiz == LINE_MAXLEN) 800 { 801 discard = TRUE; 802 break; 803 } 804 805 state->growbufsiz = 2 * state->growbufsiz < LINE_MAXLEN 806 ? 2 * state->growbufsiz : LINE_MAXLEN; 807 if ((p = vim_realloc(state->growbuf, state->growbufsiz)) == NULL) 808 return QF_NOMEM; 809 state->growbuf = p; 810 } 811 812 while (discard) 813 { 814 // The current line is longer than LINE_MAXLEN, continue 815 // reading but discard everything until EOL or EOF is 816 // reached. 817 if (fgets((char *)IObuff, IOSIZE, state->fd) == NULL 818 || (int)STRLEN(IObuff) < IOSIZE - 1 819 || IObuff[IOSIZE - 2] == '\n') 820 break; 821 } 822 823 state->linebuf = state->growbuf; 824 state->linelen = growbuflen; 825 } 826 else 827 state->linebuf = IObuff; 828 829 // Convert a line if it contains a non-ASCII character. 830 if (state->vc.vc_type != CONV_NONE && has_non_ascii(state->linebuf)) 831 { 832 char_u *line; 833 834 line = string_convert(&state->vc, state->linebuf, &state->linelen); 835 if (line != NULL) 836 { 837 if (state->linelen < IOSIZE) 838 { 839 STRCPY(state->linebuf, line); 840 vim_free(line); 841 } 842 else 843 { 844 vim_free(state->growbuf); 845 state->linebuf = state->growbuf = line; 846 state->growbufsiz = state->linelen < LINE_MAXLEN 847 ? state->linelen : LINE_MAXLEN; 848 } 849 } 850 } 851 852 return QF_OK; 853 } 854 855 /* 856 * Get the next string from a file/buffer/list/string. 857 */ 858 static int 859 qf_get_nextline(qfstate_T *state) 860 { 861 int status = QF_FAIL; 862 863 if (state->fd == NULL) 864 { 865 if (state->tv != NULL) 866 { 867 if (state->tv->v_type == VAR_STRING) 868 // Get the next line from the supplied string 869 status = qf_get_next_str_line(state); 870 else if (state->tv->v_type == VAR_LIST) 871 // Get the next line from the supplied list 872 status = qf_get_next_list_line(state); 873 } 874 else 875 // Get the next line from the supplied buffer 876 status = qf_get_next_buf_line(state); 877 } 878 else 879 // Get the next line from the supplied file 880 status = qf_get_next_file_line(state); 881 882 if (status != QF_OK) 883 return status; 884 885 // remove newline/CR from the line 886 if (state->linelen > 0 && state->linebuf[state->linelen - 1] == '\n') 887 { 888 state->linebuf[state->linelen - 1] = NUL; 889 #ifdef USE_CRNL 890 if (state->linelen > 1 && state->linebuf[state->linelen - 2] == '\r') 891 state->linebuf[state->linelen - 2] = NUL; 892 #endif 893 } 894 895 remove_bom(state->linebuf); 896 897 return QF_OK; 898 } 899 900 typedef struct { 901 char_u *namebuf; 902 char_u *module; 903 char_u *errmsg; 904 int errmsglen; 905 long lnum; 906 long end_lnum; 907 int col; 908 int end_col; 909 char_u use_viscol; 910 char_u *pattern; 911 int enr; 912 int type; 913 int valid; 914 } qffields_T; 915 916 /* 917 * Parse the match for filename ('%f') pattern in regmatch. 918 * Return the matched value in "fields->namebuf". 919 */ 920 static int 921 qf_parse_fmt_f(regmatch_T *rmp, int midx, qffields_T *fields, int prefix) 922 { 923 int c; 924 925 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 926 return QF_FAIL; 927 928 // Expand ~/file and $HOME/file to full path. 929 c = *rmp->endp[midx]; 930 *rmp->endp[midx] = NUL; 931 expand_env(rmp->startp[midx], fields->namebuf, CMDBUFFSIZE); 932 *rmp->endp[midx] = c; 933 934 // For separate filename patterns (%O, %P and %Q), the specified file 935 // should exist. 936 if (vim_strchr((char_u *)"OPQ", prefix) != NULL 937 && mch_getperm(fields->namebuf) == -1) 938 return QF_FAIL; 939 940 return QF_OK; 941 } 942 943 /* 944 * Parse the match for error number ('%n') pattern in regmatch. 945 * Return the matched value in "fields->enr". 946 */ 947 static int 948 qf_parse_fmt_n(regmatch_T *rmp, int midx, qffields_T *fields) 949 { 950 if (rmp->startp[midx] == NULL) 951 return QF_FAIL; 952 fields->enr = (int)atol((char *)rmp->startp[midx]); 953 return QF_OK; 954 } 955 956 /* 957 * Parse the match for line number (%l') pattern in regmatch. 958 * Return the matched value in "fields->lnum". 959 */ 960 static int 961 qf_parse_fmt_l(regmatch_T *rmp, int midx, qffields_T *fields) 962 { 963 if (rmp->startp[midx] == NULL) 964 return QF_FAIL; 965 fields->lnum = atol((char *)rmp->startp[midx]); 966 return QF_OK; 967 } 968 969 /* 970 * Parse the match for column number ('%c') pattern in regmatch. 971 * Return the matched value in "fields->col". 972 */ 973 static int 974 qf_parse_fmt_c(regmatch_T *rmp, int midx, qffields_T *fields) 975 { 976 if (rmp->startp[midx] == NULL) 977 return QF_FAIL; 978 fields->col = (int)atol((char *)rmp->startp[midx]); 979 return QF_OK; 980 } 981 982 /* 983 * Parse the match for error type ('%t') pattern in regmatch. 984 * Return the matched value in "fields->type". 985 */ 986 static int 987 qf_parse_fmt_t(regmatch_T *rmp, int midx, qffields_T *fields) 988 { 989 if (rmp->startp[midx] == NULL) 990 return QF_FAIL; 991 fields->type = *rmp->startp[midx]; 992 return QF_OK; 993 } 994 995 /* 996 * Copy a non-error line into the error string. Return the matched line in 997 * "fields->errmsg". 998 */ 999 static int 1000 copy_nonerror_line(char_u *linebuf, int linelen, qffields_T *fields) 1001 { 1002 char_u *p; 1003 1004 if (linelen >= fields->errmsglen) 1005 { 1006 // linelen + null terminator 1007 if ((p = vim_realloc(fields->errmsg, linelen + 1)) == NULL) 1008 return QF_NOMEM; 1009 fields->errmsg = p; 1010 fields->errmsglen = linelen + 1; 1011 } 1012 // copy whole line to error message 1013 vim_strncpy(fields->errmsg, linebuf, linelen); 1014 1015 return QF_OK; 1016 } 1017 1018 /* 1019 * Parse the match for error message ('%m') pattern in regmatch. 1020 * Return the matched value in "fields->errmsg". 1021 */ 1022 static int 1023 qf_parse_fmt_m(regmatch_T *rmp, int midx, qffields_T *fields) 1024 { 1025 char_u *p; 1026 int len; 1027 1028 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1029 return QF_FAIL; 1030 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1031 if (len >= fields->errmsglen) 1032 { 1033 // len + null terminator 1034 if ((p = vim_realloc(fields->errmsg, len + 1)) == NULL) 1035 return QF_NOMEM; 1036 fields->errmsg = p; 1037 fields->errmsglen = len + 1; 1038 } 1039 vim_strncpy(fields->errmsg, rmp->startp[midx], len); 1040 return QF_OK; 1041 } 1042 1043 /* 1044 * Parse the match for rest of a single-line file message ('%r') pattern. 1045 * Return the matched value in "tail". 1046 */ 1047 static int 1048 qf_parse_fmt_r(regmatch_T *rmp, int midx, char_u **tail) 1049 { 1050 if (rmp->startp[midx] == NULL) 1051 return QF_FAIL; 1052 *tail = rmp->startp[midx]; 1053 return QF_OK; 1054 } 1055 1056 /* 1057 * Parse the match for the pointer line ('%p') pattern in regmatch. 1058 * Return the matched value in "fields->col". 1059 */ 1060 static int 1061 qf_parse_fmt_p(regmatch_T *rmp, int midx, qffields_T *fields) 1062 { 1063 char_u *match_ptr; 1064 1065 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1066 return QF_FAIL; 1067 fields->col = 0; 1068 for (match_ptr = rmp->startp[midx]; match_ptr != rmp->endp[midx]; 1069 ++match_ptr) 1070 { 1071 ++fields->col; 1072 if (*match_ptr == TAB) 1073 { 1074 fields->col += 7; 1075 fields->col -= fields->col % 8; 1076 } 1077 } 1078 ++fields->col; 1079 fields->use_viscol = TRUE; 1080 return QF_OK; 1081 } 1082 1083 /* 1084 * Parse the match for the virtual column number ('%v') pattern in regmatch. 1085 * Return the matched value in "fields->col". 1086 */ 1087 static int 1088 qf_parse_fmt_v(regmatch_T *rmp, int midx, qffields_T *fields) 1089 { 1090 if (rmp->startp[midx] == NULL) 1091 return QF_FAIL; 1092 fields->col = (int)atol((char *)rmp->startp[midx]); 1093 fields->use_viscol = TRUE; 1094 return QF_OK; 1095 } 1096 1097 /* 1098 * Parse the match for the search text ('%s') pattern in regmatch. 1099 * Return the matched value in "fields->pattern". 1100 */ 1101 static int 1102 qf_parse_fmt_s(regmatch_T *rmp, int midx, qffields_T *fields) 1103 { 1104 int len; 1105 1106 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1107 return QF_FAIL; 1108 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1109 if (len > CMDBUFFSIZE - 5) 1110 len = CMDBUFFSIZE - 5; 1111 STRCPY(fields->pattern, "^\\V"); 1112 STRNCAT(fields->pattern, rmp->startp[midx], len); 1113 fields->pattern[len + 3] = '\\'; 1114 fields->pattern[len + 4] = '$'; 1115 fields->pattern[len + 5] = NUL; 1116 return QF_OK; 1117 } 1118 1119 /* 1120 * Parse the match for the module ('%o') pattern in regmatch. 1121 * Return the matched value in "fields->module". 1122 */ 1123 static int 1124 qf_parse_fmt_o(regmatch_T *rmp, int midx, qffields_T *fields) 1125 { 1126 int len; 1127 1128 if (rmp->startp[midx] == NULL || rmp->endp[midx] == NULL) 1129 return QF_FAIL; 1130 len = (int)(rmp->endp[midx] - rmp->startp[midx]); 1131 if (len > CMDBUFFSIZE) 1132 len = CMDBUFFSIZE; 1133 STRNCAT(fields->module, rmp->startp[midx], len); 1134 return QF_OK; 1135 } 1136 1137 /* 1138 * 'errorformat' format pattern parser functions. 1139 * The '%f' and '%r' formats are parsed differently from other formats. 1140 * See qf_parse_match() for details. 1141 */ 1142 static int (*qf_parse_fmt[FMT_PATTERNS])(regmatch_T *, int, qffields_T *) = 1143 { 1144 NULL, 1145 qf_parse_fmt_n, 1146 qf_parse_fmt_l, 1147 qf_parse_fmt_c, 1148 qf_parse_fmt_t, 1149 qf_parse_fmt_m, 1150 NULL, 1151 qf_parse_fmt_p, 1152 qf_parse_fmt_v, 1153 qf_parse_fmt_s, 1154 qf_parse_fmt_o 1155 }; 1156 1157 /* 1158 * Parse the error format pattern matches in "regmatch" and set the values in 1159 * "fields". fmt_ptr contains the 'efm' format specifiers/prefixes that have a 1160 * match. Returns QF_OK if all the matches are successfully parsed. On 1161 * failure, returns QF_FAIL or QF_NOMEM. 1162 */ 1163 static int 1164 qf_parse_match( 1165 char_u *linebuf, 1166 int linelen, 1167 efm_T *fmt_ptr, 1168 regmatch_T *regmatch, 1169 qffields_T *fields, 1170 int qf_multiline, 1171 int qf_multiscan, 1172 char_u **tail) 1173 { 1174 int idx = fmt_ptr->prefix; 1175 int i; 1176 int midx; 1177 int status; 1178 1179 if ((idx == 'C' || idx == 'Z') && !qf_multiline) 1180 return QF_FAIL; 1181 if (vim_strchr((char_u *)"EWIN", idx) != NULL) 1182 fields->type = idx; 1183 else 1184 fields->type = 0; 1185 1186 // Extract error message data from matched line. 1187 // We check for an actual submatch, because "\[" and "\]" in 1188 // the 'errorformat' may cause the wrong submatch to be used. 1189 for (i = 0; i < FMT_PATTERNS; i++) 1190 { 1191 status = QF_OK; 1192 midx = (int)fmt_ptr->addr[i]; 1193 if (i == 0 && midx > 0) // %f 1194 status = qf_parse_fmt_f(regmatch, midx, fields, idx); 1195 else if (i == 5) 1196 { 1197 if (fmt_ptr->flags == '+' && !qf_multiscan) // %+ 1198 status = copy_nonerror_line(linebuf, linelen, fields); 1199 else if (midx > 0) // %m 1200 status = qf_parse_fmt_m(regmatch, midx, fields); 1201 } 1202 else if (i == 6 && midx > 0) // %r 1203 status = qf_parse_fmt_r(regmatch, midx, tail); 1204 else if (midx > 0) // others 1205 status = (qf_parse_fmt[i])(regmatch, midx, fields); 1206 1207 if (status != QF_OK) 1208 return status; 1209 } 1210 1211 return QF_OK; 1212 } 1213 1214 /* 1215 * Parse an error line in 'linebuf' using a single error format string in 1216 * 'fmt_ptr->prog' and return the matching values in 'fields'. 1217 * Returns QF_OK if the efm format matches completely and the fields are 1218 * successfully copied. Otherwise returns QF_FAIL or QF_NOMEM. 1219 */ 1220 static int 1221 qf_parse_get_fields( 1222 char_u *linebuf, 1223 int linelen, 1224 efm_T *fmt_ptr, 1225 qffields_T *fields, 1226 int qf_multiline, 1227 int qf_multiscan, 1228 char_u **tail) 1229 { 1230 regmatch_T regmatch; 1231 int status = QF_FAIL; 1232 int r; 1233 1234 if (qf_multiscan && 1235 vim_strchr((char_u *)"OPQ", fmt_ptr->prefix) == NULL) 1236 return QF_FAIL; 1237 1238 fields->namebuf[0] = NUL; 1239 fields->module[0] = NUL; 1240 fields->pattern[0] = NUL; 1241 if (!qf_multiscan) 1242 fields->errmsg[0] = NUL; 1243 fields->lnum = 0; 1244 fields->end_lnum = 0; 1245 fields->col = 0; 1246 fields->end_col = 0; 1247 fields->use_viscol = FALSE; 1248 fields->enr = -1; 1249 fields->type = 0; 1250 *tail = NULL; 1251 1252 // Always ignore case when looking for a matching error. 1253 regmatch.rm_ic = TRUE; 1254 regmatch.regprog = fmt_ptr->prog; 1255 r = vim_regexec(®match, linebuf, (colnr_T)0); 1256 fmt_ptr->prog = regmatch.regprog; 1257 if (r) 1258 status = qf_parse_match(linebuf, linelen, fmt_ptr, ®match, 1259 fields, qf_multiline, qf_multiscan, tail); 1260 1261 return status; 1262 } 1263 1264 /* 1265 * Parse directory error format prefixes (%D and %X). 1266 * Push and pop directories from the directory stack when scanning directory 1267 * names. 1268 */ 1269 static int 1270 qf_parse_dir_pfx(int idx, qffields_T *fields, qf_list_T *qfl) 1271 { 1272 if (idx == 'D') // enter directory 1273 { 1274 if (*fields->namebuf == NUL) 1275 { 1276 emsg(_("E379: Missing or empty directory name")); 1277 return QF_FAIL; 1278 } 1279 qfl->qf_directory = 1280 qf_push_dir(fields->namebuf, &qfl->qf_dir_stack, FALSE); 1281 if (qfl->qf_directory == NULL) 1282 return QF_FAIL; 1283 } 1284 else if (idx == 'X') // leave directory 1285 qfl->qf_directory = qf_pop_dir(&qfl->qf_dir_stack); 1286 1287 return QF_OK; 1288 } 1289 1290 /* 1291 * Parse global file name error format prefixes (%O, %P and %Q). 1292 */ 1293 static int 1294 qf_parse_file_pfx( 1295 int idx, 1296 qffields_T *fields, 1297 qf_list_T *qfl, 1298 char_u *tail) 1299 { 1300 fields->valid = FALSE; 1301 if (*fields->namebuf == NUL || mch_getperm(fields->namebuf) >= 0) 1302 { 1303 if (*fields->namebuf && idx == 'P') 1304 qfl->qf_currfile = 1305 qf_push_dir(fields->namebuf, &qfl->qf_file_stack, TRUE); 1306 else if (idx == 'Q') 1307 qfl->qf_currfile = qf_pop_dir(&qfl->qf_file_stack); 1308 *fields->namebuf = NUL; 1309 if (tail && *tail) 1310 { 1311 STRMOVE(IObuff, skipwhite(tail)); 1312 qfl->qf_multiscan = TRUE; 1313 return QF_MULTISCAN; 1314 } 1315 } 1316 1317 return QF_OK; 1318 } 1319 1320 /* 1321 * Parse a non-error line (a line which doesn't match any of the error 1322 * format in 'efm'). 1323 */ 1324 static int 1325 qf_parse_line_nomatch(char_u *linebuf, int linelen, qffields_T *fields) 1326 { 1327 fields->namebuf[0] = NUL; // no match found, remove file name 1328 fields->lnum = 0; // don't jump to this line 1329 fields->valid = FALSE; 1330 1331 return copy_nonerror_line(linebuf, linelen, fields); 1332 } 1333 1334 /* 1335 * Parse multi-line error format prefixes (%C and %Z) 1336 */ 1337 static int 1338 qf_parse_multiline_pfx( 1339 int idx, 1340 qf_list_T *qfl, 1341 qffields_T *fields) 1342 { 1343 char_u *ptr; 1344 int len; 1345 1346 if (!qfl->qf_multiignore) 1347 { 1348 qfline_T *qfprev = qfl->qf_last; 1349 1350 if (qfprev == NULL) 1351 return QF_FAIL; 1352 if (*fields->errmsg && !qfl->qf_multiignore) 1353 { 1354 len = (int)STRLEN(qfprev->qf_text); 1355 if ((ptr = alloc(len + STRLEN(fields->errmsg) + 2)) 1356 == NULL) 1357 return QF_FAIL; 1358 STRCPY(ptr, qfprev->qf_text); 1359 vim_free(qfprev->qf_text); 1360 qfprev->qf_text = ptr; 1361 *(ptr += len) = '\n'; 1362 STRCPY(++ptr, fields->errmsg); 1363 } 1364 if (qfprev->qf_nr == -1) 1365 qfprev->qf_nr = fields->enr; 1366 if (vim_isprintc(fields->type) && !qfprev->qf_type) 1367 // only printable chars allowed 1368 qfprev->qf_type = fields->type; 1369 1370 if (!qfprev->qf_lnum) 1371 qfprev->qf_lnum = fields->lnum; 1372 if (!qfprev->qf_col) 1373 { 1374 qfprev->qf_col = fields->col; 1375 qfprev->qf_viscol = fields->use_viscol; 1376 } 1377 if (!qfprev->qf_fnum) 1378 qfprev->qf_fnum = qf_get_fnum(qfl, 1379 qfl->qf_directory, 1380 *fields->namebuf || qfl->qf_directory != NULL 1381 ? fields->namebuf 1382 : qfl->qf_currfile != NULL && fields->valid 1383 ? qfl->qf_currfile : 0); 1384 } 1385 if (idx == 'Z') 1386 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1387 line_breakcheck(); 1388 1389 return QF_IGNORE_LINE; 1390 } 1391 1392 /* 1393 * Parse a line and get the quickfix fields. 1394 * Return the QF_ status. 1395 */ 1396 static int 1397 qf_parse_line( 1398 qf_list_T *qfl, 1399 char_u *linebuf, 1400 int linelen, 1401 efm_T *fmt_first, 1402 qffields_T *fields) 1403 { 1404 efm_T *fmt_ptr; 1405 int idx = 0; 1406 char_u *tail = NULL; 1407 int status; 1408 1409 restofline: 1410 // If there was no %> item start at the first pattern 1411 if (fmt_start == NULL) 1412 fmt_ptr = fmt_first; 1413 else 1414 { 1415 // Otherwise start from the last used pattern 1416 fmt_ptr = fmt_start; 1417 fmt_start = NULL; 1418 } 1419 1420 // Try to match each part of 'errorformat' until we find a complete 1421 // match or no match. 1422 fields->valid = TRUE; 1423 for ( ; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next) 1424 { 1425 idx = fmt_ptr->prefix; 1426 status = qf_parse_get_fields(linebuf, linelen, fmt_ptr, fields, 1427 qfl->qf_multiline, qfl->qf_multiscan, &tail); 1428 if (status == QF_NOMEM) 1429 return status; 1430 if (status == QF_OK) 1431 break; 1432 } 1433 qfl->qf_multiscan = FALSE; 1434 1435 if (fmt_ptr == NULL || idx == 'D' || idx == 'X') 1436 { 1437 if (fmt_ptr != NULL) 1438 { 1439 // 'D' and 'X' directory specifiers 1440 status = qf_parse_dir_pfx(idx, fields, qfl); 1441 if (status != QF_OK) 1442 return status; 1443 } 1444 1445 status = qf_parse_line_nomatch(linebuf, linelen, fields); 1446 if (status != QF_OK) 1447 return status; 1448 1449 if (fmt_ptr == NULL) 1450 qfl->qf_multiline = qfl->qf_multiignore = FALSE; 1451 } 1452 else if (fmt_ptr != NULL) 1453 { 1454 // honor %> item 1455 if (fmt_ptr->conthere) 1456 fmt_start = fmt_ptr; 1457 1458 if (vim_strchr((char_u *)"AEWIN", idx) != NULL) 1459 { 1460 qfl->qf_multiline = TRUE; // start of a multi-line message 1461 qfl->qf_multiignore = FALSE;// reset continuation 1462 } 1463 else if (vim_strchr((char_u *)"CZ", idx) != NULL) 1464 { // continuation of multi-line msg 1465 status = qf_parse_multiline_pfx(idx, qfl, fields); 1466 if (status != QF_OK) 1467 return status; 1468 } 1469 else if (vim_strchr((char_u *)"OPQ", idx) != NULL) 1470 { // global file names 1471 status = qf_parse_file_pfx(idx, fields, qfl, tail); 1472 if (status == QF_MULTISCAN) 1473 goto restofline; 1474 } 1475 if (fmt_ptr->flags == '-') // generally exclude this line 1476 { 1477 if (qfl->qf_multiline) 1478 // also exclude continuation lines 1479 qfl->qf_multiignore = TRUE; 1480 return QF_IGNORE_LINE; 1481 } 1482 } 1483 1484 return QF_OK; 1485 } 1486 1487 /* 1488 * Returns TRUE if the specified quickfix/location stack is empty 1489 */ 1490 static int 1491 qf_stack_empty(qf_info_T *qi) 1492 { 1493 return qi == NULL || qi->qf_listcount <= 0; 1494 } 1495 1496 /* 1497 * Returns TRUE if the specified quickfix/location list is empty. 1498 */ 1499 static int 1500 qf_list_empty(qf_list_T *qfl) 1501 { 1502 return qfl == NULL || qfl->qf_count <= 0; 1503 } 1504 1505 /* 1506 * Returns TRUE if the specified quickfix/location list is not empty and 1507 * has valid entries. 1508 */ 1509 static int 1510 qf_list_has_valid_entries(qf_list_T *qfl) 1511 { 1512 return !qf_list_empty(qfl) && !qfl->qf_nonevalid; 1513 } 1514 1515 /* 1516 * Return a pointer to a list in the specified quickfix stack 1517 */ 1518 static qf_list_T * 1519 qf_get_list(qf_info_T *qi, int idx) 1520 { 1521 return &qi->qf_lists[idx]; 1522 } 1523 1524 /* 1525 * Allocate the fields used for parsing lines and populating a quickfix list. 1526 */ 1527 static int 1528 qf_alloc_fields(qffields_T *pfields) 1529 { 1530 pfields->namebuf = alloc_id(CMDBUFFSIZE + 1, aid_qf_namebuf); 1531 pfields->module = alloc_id(CMDBUFFSIZE + 1, aid_qf_module); 1532 pfields->errmsglen = CMDBUFFSIZE + 1; 1533 pfields->errmsg = alloc_id(pfields->errmsglen, aid_qf_errmsg); 1534 pfields->pattern = alloc_id(CMDBUFFSIZE + 1, aid_qf_pattern); 1535 if (pfields->namebuf == NULL || pfields->errmsg == NULL 1536 || pfields->pattern == NULL || pfields->module == NULL) 1537 return FAIL; 1538 1539 return OK; 1540 } 1541 1542 /* 1543 * Free the fields used for parsing lines and populating a quickfix list. 1544 */ 1545 static void 1546 qf_free_fields(qffields_T *pfields) 1547 { 1548 vim_free(pfields->namebuf); 1549 vim_free(pfields->module); 1550 vim_free(pfields->errmsg); 1551 vim_free(pfields->pattern); 1552 } 1553 1554 /* 1555 * Setup the state information used for parsing lines and populating a 1556 * quickfix list. 1557 */ 1558 static int 1559 qf_setup_state( 1560 qfstate_T *pstate, 1561 char_u *enc, 1562 char_u *efile, 1563 typval_T *tv, 1564 buf_T *buf, 1565 linenr_T lnumfirst, 1566 linenr_T lnumlast) 1567 { 1568 pstate->vc.vc_type = CONV_NONE; 1569 if (enc != NULL && *enc != NUL) 1570 convert_setup(&pstate->vc, enc, p_enc); 1571 1572 if (efile != NULL && (pstate->fd = mch_fopen((char *)efile, "r")) == NULL) 1573 { 1574 semsg(_(e_openerrf), efile); 1575 return FAIL; 1576 } 1577 1578 if (tv != NULL) 1579 { 1580 if (tv->v_type == VAR_STRING) 1581 pstate->p_str = tv->vval.v_string; 1582 else if (tv->v_type == VAR_LIST) 1583 pstate->p_li = tv->vval.v_list->lv_first; 1584 pstate->tv = tv; 1585 } 1586 pstate->buf = buf; 1587 pstate->buflnum = lnumfirst; 1588 pstate->lnumlast = lnumlast; 1589 1590 return OK; 1591 } 1592 1593 /* 1594 * Cleanup the state information used for parsing lines and populating a 1595 * quickfix list. 1596 */ 1597 static void 1598 qf_cleanup_state(qfstate_T *pstate) 1599 { 1600 if (pstate->fd != NULL) 1601 fclose(pstate->fd); 1602 1603 vim_free(pstate->growbuf); 1604 if (pstate->vc.vc_type != CONV_NONE) 1605 convert_setup(&pstate->vc, NULL, NULL); 1606 } 1607 1608 /* 1609 * Process the next line from a file/buffer/list/string and add it 1610 * to the quickfix list 'qfl'. 1611 */ 1612 static int 1613 qf_init_process_nextline( 1614 qf_list_T *qfl, 1615 efm_T *fmt_first, 1616 qfstate_T *state, 1617 qffields_T *fields) 1618 { 1619 int status; 1620 1621 // Get the next line from a file/buffer/list/string 1622 status = qf_get_nextline(state); 1623 if (status != QF_OK) 1624 return status; 1625 1626 status = qf_parse_line(qfl, state->linebuf, state->linelen, 1627 fmt_first, fields); 1628 if (status != QF_OK) 1629 return status; 1630 1631 return qf_add_entry(qfl, 1632 qfl->qf_directory, 1633 (*fields->namebuf || qfl->qf_directory != NULL) 1634 ? fields->namebuf 1635 : ((qfl->qf_currfile != NULL && fields->valid) 1636 ? qfl->qf_currfile : (char_u *)NULL), 1637 fields->module, 1638 0, 1639 fields->errmsg, 1640 fields->lnum, 1641 fields->end_lnum, 1642 fields->col, 1643 fields->end_col, 1644 fields->use_viscol, 1645 fields->pattern, 1646 fields->enr, 1647 fields->type, 1648 fields->valid); 1649 } 1650 1651 /* 1652 * Read the errorfile "efile" into memory, line by line, building the error 1653 * list. 1654 * Alternative: when "efile" is NULL read errors from buffer "buf". 1655 * Alternative: when "tv" is not NULL get errors from the string or list. 1656 * Always use 'errorformat' from "buf" if there is a local value. 1657 * Then "lnumfirst" and "lnumlast" specify the range of lines to use. 1658 * Set the title of the list to "qf_title". 1659 * Return -1 for error, number of errors for success. 1660 */ 1661 static int 1662 qf_init_ext( 1663 qf_info_T *qi, 1664 int qf_idx, 1665 char_u *efile, 1666 buf_T *buf, 1667 typval_T *tv, 1668 char_u *errorformat, 1669 int newlist, // TRUE: start a new error list 1670 linenr_T lnumfirst, // first line number to use 1671 linenr_T lnumlast, // last line number to use 1672 char_u *qf_title, 1673 char_u *enc) 1674 { 1675 qf_list_T *qfl; 1676 qfstate_T state; 1677 qffields_T fields; 1678 qfline_T *old_last = NULL; 1679 int adding = FALSE; 1680 static efm_T *fmt_first = NULL; 1681 char_u *efm; 1682 static char_u *last_efm = NULL; 1683 int retval = -1; // default: return error flag 1684 int status; 1685 1686 // Do not used the cached buffer, it may have been wiped out. 1687 VIM_CLEAR(qf_last_bufname); 1688 1689 CLEAR_FIELD(state); 1690 CLEAR_FIELD(fields); 1691 if ((qf_alloc_fields(&fields) == FAIL) || 1692 (qf_setup_state(&state, enc, efile, tv, buf, 1693 lnumfirst, lnumlast) == FAIL)) 1694 goto qf_init_end; 1695 1696 if (newlist || qf_idx == qi->qf_listcount) 1697 { 1698 // make place for a new list 1699 qf_new_list(qi, qf_title); 1700 qf_idx = qi->qf_curlist; 1701 qfl = qf_get_list(qi, qf_idx); 1702 } 1703 else 1704 { 1705 // Adding to existing list, use last entry. 1706 adding = TRUE; 1707 qfl = qf_get_list(qi, qf_idx); 1708 if (!qf_list_empty(qfl)) 1709 old_last = qfl->qf_last; 1710 } 1711 1712 // Use the local value of 'errorformat' if it's set. 1713 if (errorformat == p_efm && tv == NULL && *buf->b_p_efm != NUL) 1714 efm = buf->b_p_efm; 1715 else 1716 efm = errorformat; 1717 1718 // If the errorformat didn't change between calls, then reuse the 1719 // previously parsed values. 1720 if (last_efm == NULL || (STRCMP(last_efm, efm) != 0)) 1721 { 1722 // free the previously parsed data 1723 VIM_CLEAR(last_efm); 1724 free_efm_list(&fmt_first); 1725 1726 // parse the current 'efm' 1727 fmt_first = parse_efm_option(efm); 1728 if (fmt_first != NULL) 1729 last_efm = vim_strsave(efm); 1730 } 1731 1732 if (fmt_first == NULL) // nothing found 1733 goto error2; 1734 1735 // got_int is reset here, because it was probably set when killing the 1736 // ":make" command, but we still want to read the errorfile then. 1737 got_int = FALSE; 1738 1739 // Read the lines in the error file one by one. 1740 // Try to recognize one of the error formats in each line. 1741 while (!got_int) 1742 { 1743 status = qf_init_process_nextline(qfl, fmt_first, &state, &fields); 1744 if (status == QF_NOMEM) // memory alloc failure 1745 goto qf_init_end; 1746 if (status == QF_END_OF_INPUT) // end of input 1747 break; 1748 if (status == QF_FAIL) 1749 goto error2; 1750 1751 line_breakcheck(); 1752 } 1753 if (state.fd == NULL || !ferror(state.fd)) 1754 { 1755 if (qfl->qf_index == 0) 1756 { 1757 // no valid entry found 1758 qfl->qf_ptr = qfl->qf_start; 1759 qfl->qf_index = 1; 1760 qfl->qf_nonevalid = TRUE; 1761 } 1762 else 1763 { 1764 qfl->qf_nonevalid = FALSE; 1765 if (qfl->qf_ptr == NULL) 1766 qfl->qf_ptr = qfl->qf_start; 1767 } 1768 // return number of matches 1769 retval = qfl->qf_count; 1770 goto qf_init_end; 1771 } 1772 emsg(_(e_readerrf)); 1773 error2: 1774 if (!adding) 1775 { 1776 // Error when creating a new list. Free the new list 1777 qf_free(qfl); 1778 qi->qf_listcount--; 1779 if (qi->qf_curlist > 0) 1780 --qi->qf_curlist; 1781 } 1782 qf_init_end: 1783 if (qf_idx == qi->qf_curlist) 1784 qf_update_buffer(qi, old_last); 1785 qf_cleanup_state(&state); 1786 qf_free_fields(&fields); 1787 1788 return retval; 1789 } 1790 1791 /* 1792 * Read the errorfile "efile" into memory, line by line, building the error 1793 * list. Set the error list's title to qf_title. 1794 * Return -1 for error, number of errors for success. 1795 */ 1796 int 1797 qf_init(win_T *wp, 1798 char_u *efile, 1799 char_u *errorformat, 1800 int newlist, // TRUE: start a new error list 1801 char_u *qf_title, 1802 char_u *enc) 1803 { 1804 qf_info_T *qi = &ql_info; 1805 1806 if (wp != NULL) 1807 { 1808 qi = ll_get_or_alloc_list(wp); 1809 if (qi == NULL) 1810 return FAIL; 1811 } 1812 1813 return qf_init_ext(qi, qi->qf_curlist, efile, curbuf, NULL, errorformat, 1814 newlist, (linenr_T)0, (linenr_T)0, qf_title, enc); 1815 } 1816 1817 /* 1818 * Set the title of the specified quickfix list. Frees the previous title. 1819 * Prepends ':' to the title. 1820 */ 1821 static void 1822 qf_store_title(qf_list_T *qfl, char_u *title) 1823 { 1824 VIM_CLEAR(qfl->qf_title); 1825 1826 if (title != NULL) 1827 { 1828 char_u *p = alloc(STRLEN(title) + 2); 1829 1830 qfl->qf_title = p; 1831 if (p != NULL) 1832 STRCPY(p, title); 1833 } 1834 } 1835 1836 /* 1837 * The title of a quickfix/location list is set, by default, to the command 1838 * that created the quickfix list with the ":" prefix. 1839 * Create a quickfix list title string by prepending ":" to a user command. 1840 * Returns a pointer to a static buffer with the title. 1841 */ 1842 static char_u * 1843 qf_cmdtitle(char_u *cmd) 1844 { 1845 static char_u qftitle_str[IOSIZE]; 1846 1847 vim_snprintf((char *)qftitle_str, IOSIZE, ":%s", (char *)cmd); 1848 return qftitle_str; 1849 } 1850 1851 /* 1852 * Return a pointer to the current list in the specified quickfix stack 1853 */ 1854 static qf_list_T * 1855 qf_get_curlist(qf_info_T *qi) 1856 { 1857 return qf_get_list(qi, qi->qf_curlist); 1858 } 1859 1860 /* 1861 * Prepare for adding a new quickfix list. If the current list is in the 1862 * middle of the stack, then all the following lists are freed and then 1863 * the new list is added. 1864 */ 1865 static void 1866 qf_new_list(qf_info_T *qi, char_u *qf_title) 1867 { 1868 int i; 1869 qf_list_T *qfl; 1870 1871 // If the current entry is not the last entry, delete entries beyond 1872 // the current entry. This makes it possible to browse in a tree-like 1873 // way with ":grep". 1874 while (qi->qf_listcount > qi->qf_curlist + 1) 1875 qf_free(&qi->qf_lists[--qi->qf_listcount]); 1876 1877 // When the stack is full, remove to oldest entry 1878 // Otherwise, add a new entry. 1879 if (qi->qf_listcount == LISTCOUNT) 1880 { 1881 qf_free(&qi->qf_lists[0]); 1882 for (i = 1; i < LISTCOUNT; ++i) 1883 qi->qf_lists[i - 1] = qi->qf_lists[i]; 1884 qi->qf_curlist = LISTCOUNT - 1; 1885 } 1886 else 1887 qi->qf_curlist = qi->qf_listcount++; 1888 qfl = qf_get_curlist(qi); 1889 CLEAR_POINTER(qfl); 1890 qf_store_title(qfl, qf_title); 1891 qfl->qfl_type = qi->qfl_type; 1892 qfl->qf_id = ++last_qf_id; 1893 } 1894 1895 /* 1896 * Queue location list stack delete request. 1897 */ 1898 static void 1899 locstack_queue_delreq(qf_info_T *qi) 1900 { 1901 qf_delq_T *q; 1902 1903 q = ALLOC_ONE(qf_delq_T); 1904 if (q != NULL) 1905 { 1906 q->qi = qi; 1907 q->next = qf_delq_head; 1908 qf_delq_head = q; 1909 } 1910 } 1911 1912 /* 1913 * Return the global quickfix stack window buffer number. 1914 */ 1915 int 1916 qf_stack_get_bufnr(void) 1917 { 1918 return ql_info.qf_bufnr; 1919 } 1920 1921 /* 1922 * Wipe the quickfix window buffer (if present) for the specified 1923 * quickfix/location list. 1924 */ 1925 static void 1926 wipe_qf_buffer(qf_info_T *qi) 1927 { 1928 buf_T *qfbuf; 1929 1930 if (qi->qf_bufnr != INVALID_QFBUFNR) 1931 { 1932 qfbuf = buflist_findnr(qi->qf_bufnr); 1933 if (qfbuf != NULL && qfbuf->b_nwindows == 0) 1934 { 1935 // If the quickfix buffer is not loaded in any window, then 1936 // wipe the buffer. 1937 close_buffer(NULL, qfbuf, DOBUF_WIPE, FALSE, FALSE); 1938 qi->qf_bufnr = INVALID_QFBUFNR; 1939 } 1940 } 1941 } 1942 1943 /* 1944 * Free a location list stack 1945 */ 1946 static void 1947 ll_free_all(qf_info_T **pqi) 1948 { 1949 int i; 1950 qf_info_T *qi; 1951 1952 qi = *pqi; 1953 if (qi == NULL) 1954 return; 1955 *pqi = NULL; // Remove reference to this list 1956 1957 // If the location list is still in use, then queue the delete request 1958 // to be processed later. 1959 if (quickfix_busy > 0) 1960 { 1961 locstack_queue_delreq(qi); 1962 return; 1963 } 1964 1965 qi->qf_refcount--; 1966 if (qi->qf_refcount < 1) 1967 { 1968 // No references to this location list. 1969 // If the quickfix window buffer is loaded, then wipe it 1970 wipe_qf_buffer(qi); 1971 1972 for (i = 0; i < qi->qf_listcount; ++i) 1973 qf_free(qf_get_list(qi, i)); 1974 vim_free(qi); 1975 } 1976 } 1977 1978 /* 1979 * Free all the quickfix/location lists in the stack. 1980 */ 1981 void 1982 qf_free_all(win_T *wp) 1983 { 1984 int i; 1985 qf_info_T *qi = &ql_info; 1986 1987 if (wp != NULL) 1988 { 1989 // location list 1990 ll_free_all(&wp->w_llist); 1991 ll_free_all(&wp->w_llist_ref); 1992 } 1993 else 1994 // quickfix list 1995 for (i = 0; i < qi->qf_listcount; ++i) 1996 qf_free(qf_get_list(qi, i)); 1997 } 1998 1999 /* 2000 * Delay freeing of location list stacks when the quickfix code is running. 2001 * Used to avoid problems with autocmds freeing location list stacks when the 2002 * quickfix code is still referencing the stack. 2003 * Must always call decr_quickfix_busy() exactly once after this. 2004 */ 2005 static void 2006 incr_quickfix_busy(void) 2007 { 2008 quickfix_busy++; 2009 } 2010 2011 /* 2012 * Safe to free location list stacks. Process any delayed delete requests. 2013 */ 2014 static void 2015 decr_quickfix_busy(void) 2016 { 2017 if (--quickfix_busy == 0) 2018 { 2019 // No longer referencing the location lists. Process all the pending 2020 // delete requests. 2021 while (qf_delq_head != NULL) 2022 { 2023 qf_delq_T *q = qf_delq_head; 2024 2025 qf_delq_head = q->next; 2026 ll_free_all(&q->qi); 2027 vim_free(q); 2028 } 2029 } 2030 #ifdef ABORT_ON_INTERNAL_ERROR 2031 if (quickfix_busy < 0) 2032 { 2033 emsg("quickfix_busy has become negative"); 2034 abort(); 2035 } 2036 #endif 2037 } 2038 2039 #if defined(EXITFREE) || defined(PROTO) 2040 void 2041 check_quickfix_busy(void) 2042 { 2043 if (quickfix_busy != 0) 2044 { 2045 semsg("quickfix_busy not zero on exit: %ld", (long)quickfix_busy); 2046 # ifdef ABORT_ON_INTERNAL_ERROR 2047 abort(); 2048 # endif 2049 } 2050 } 2051 #endif 2052 2053 /* 2054 * Add an entry to the end of the list of errors. 2055 * Returns QF_OK or QF_FAIL. 2056 */ 2057 static int 2058 qf_add_entry( 2059 qf_list_T *qfl, // quickfix list entry 2060 char_u *dir, // optional directory name 2061 char_u *fname, // file name or NULL 2062 char_u *module, // module name or NULL 2063 int bufnum, // buffer number or zero 2064 char_u *mesg, // message 2065 long lnum, // line number 2066 long end_lnum, // line number for end 2067 int col, // column 2068 int end_col, // column for end 2069 int vis_col, // using visual column 2070 char_u *pattern, // search pattern 2071 int nr, // error number 2072 int type, // type character 2073 int valid) // valid entry 2074 { 2075 qfline_T *qfp; 2076 qfline_T **lastp; // pointer to qf_last or NULL 2077 2078 if ((qfp = ALLOC_ONE(qfline_T)) == NULL) 2079 return QF_FAIL; 2080 if (bufnum != 0) 2081 { 2082 buf_T *buf = buflist_findnr(bufnum); 2083 2084 qfp->qf_fnum = bufnum; 2085 if (buf != NULL) 2086 buf->b_has_qf_entry |= 2087 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2088 } 2089 else 2090 qfp->qf_fnum = qf_get_fnum(qfl, dir, fname); 2091 if ((qfp->qf_text = vim_strsave(mesg)) == NULL) 2092 { 2093 vim_free(qfp); 2094 return QF_FAIL; 2095 } 2096 qfp->qf_lnum = lnum; 2097 qfp->qf_end_lnum = end_lnum; 2098 qfp->qf_col = col; 2099 qfp->qf_end_col = end_col; 2100 qfp->qf_viscol = vis_col; 2101 if (pattern == NULL || *pattern == NUL) 2102 qfp->qf_pattern = NULL; 2103 else if ((qfp->qf_pattern = vim_strsave(pattern)) == NULL) 2104 { 2105 vim_free(qfp->qf_text); 2106 vim_free(qfp); 2107 return QF_FAIL; 2108 } 2109 if (module == NULL || *module == NUL) 2110 qfp->qf_module = NULL; 2111 else if ((qfp->qf_module = vim_strsave(module)) == NULL) 2112 { 2113 vim_free(qfp->qf_text); 2114 vim_free(qfp->qf_pattern); 2115 vim_free(qfp); 2116 return QF_FAIL; 2117 } 2118 qfp->qf_nr = nr; 2119 if (type != 1 && !vim_isprintc(type)) // only printable chars allowed 2120 type = 0; 2121 qfp->qf_type = type; 2122 qfp->qf_valid = valid; 2123 2124 lastp = &qfl->qf_last; 2125 if (qf_list_empty(qfl)) // first element in the list 2126 { 2127 qfl->qf_start = qfp; 2128 qfl->qf_ptr = qfp; 2129 qfl->qf_index = 0; 2130 qfp->qf_prev = NULL; 2131 } 2132 else 2133 { 2134 qfp->qf_prev = *lastp; 2135 (*lastp)->qf_next = qfp; 2136 } 2137 qfp->qf_next = NULL; 2138 qfp->qf_cleared = FALSE; 2139 *lastp = qfp; 2140 ++qfl->qf_count; 2141 if (qfl->qf_index == 0 && qfp->qf_valid) // first valid entry 2142 { 2143 qfl->qf_index = qfl->qf_count; 2144 qfl->qf_ptr = qfp; 2145 } 2146 2147 return QF_OK; 2148 } 2149 2150 /* 2151 * Allocate a new quickfix/location list stack 2152 */ 2153 static qf_info_T * 2154 qf_alloc_stack(qfltype_T qfltype) 2155 { 2156 qf_info_T *qi; 2157 2158 qi = ALLOC_CLEAR_ONE(qf_info_T); 2159 if (qi != NULL) 2160 { 2161 qi->qf_refcount++; 2162 qi->qfl_type = qfltype; 2163 qi->qf_bufnr = INVALID_QFBUFNR; 2164 } 2165 return qi; 2166 } 2167 2168 /* 2169 * Return the location list stack for window 'wp'. 2170 * If not present, allocate a location list stack 2171 */ 2172 static qf_info_T * 2173 ll_get_or_alloc_list(win_T *wp) 2174 { 2175 if (IS_LL_WINDOW(wp)) 2176 // For a location list window, use the referenced location list 2177 return wp->w_llist_ref; 2178 2179 // For a non-location list window, w_llist_ref should not point to a 2180 // location list. 2181 ll_free_all(&wp->w_llist_ref); 2182 2183 if (wp->w_llist == NULL) 2184 wp->w_llist = qf_alloc_stack(QFLT_LOCATION); // new location list 2185 return wp->w_llist; 2186 } 2187 2188 /* 2189 * Get the quickfix/location list stack to use for the specified Ex command. 2190 * For a location list command, returns the stack for the current window. If 2191 * the location list is not found, then returns NULL and prints an error 2192 * message if 'print_emsg' is TRUE. 2193 */ 2194 static qf_info_T * 2195 qf_cmd_get_stack(exarg_T *eap, int print_emsg) 2196 { 2197 qf_info_T *qi = &ql_info; 2198 2199 if (is_loclist_cmd(eap->cmdidx)) 2200 { 2201 qi = GET_LOC_LIST(curwin); 2202 if (qi == NULL) 2203 { 2204 if (print_emsg) 2205 emsg(_(e_loclist)); 2206 return NULL; 2207 } 2208 } 2209 2210 return qi; 2211 } 2212 2213 /* 2214 * Get the quickfix/location list stack to use for the specified Ex command. 2215 * For a location list command, returns the stack for the current window. 2216 * If the location list is not present, then allocates a new one. 2217 * Returns NULL if the allocation fails. For a location list command, sets 2218 * 'pwinp' to curwin. 2219 */ 2220 static qf_info_T * 2221 qf_cmd_get_or_alloc_stack(exarg_T *eap, win_T **pwinp) 2222 { 2223 qf_info_T *qi = &ql_info; 2224 2225 if (is_loclist_cmd(eap->cmdidx)) 2226 { 2227 qi = ll_get_or_alloc_list(curwin); 2228 if (qi == NULL) 2229 return NULL; 2230 *pwinp = curwin; 2231 } 2232 2233 return qi; 2234 } 2235 2236 /* 2237 * Copy location list entries from 'from_qfl' to 'to_qfl'. 2238 */ 2239 static int 2240 copy_loclist_entries(qf_list_T *from_qfl, qf_list_T *to_qfl) 2241 { 2242 int i; 2243 qfline_T *from_qfp; 2244 qfline_T *prevp; 2245 2246 // copy all the location entries in this list 2247 FOR_ALL_QFL_ITEMS(from_qfl, from_qfp, i) 2248 { 2249 if (qf_add_entry(to_qfl, 2250 NULL, 2251 NULL, 2252 from_qfp->qf_module, 2253 0, 2254 from_qfp->qf_text, 2255 from_qfp->qf_lnum, 2256 from_qfp->qf_end_lnum, 2257 from_qfp->qf_col, 2258 from_qfp->qf_end_col, 2259 from_qfp->qf_viscol, 2260 from_qfp->qf_pattern, 2261 from_qfp->qf_nr, 2262 0, 2263 from_qfp->qf_valid) == QF_FAIL) 2264 return FAIL; 2265 2266 // qf_add_entry() will not set the qf_num field, as the 2267 // directory and file names are not supplied. So the qf_fnum 2268 // field is copied here. 2269 prevp = to_qfl->qf_last; 2270 prevp->qf_fnum = from_qfp->qf_fnum; // file number 2271 prevp->qf_type = from_qfp->qf_type; // error type 2272 if (from_qfl->qf_ptr == from_qfp) 2273 to_qfl->qf_ptr = prevp; // current location 2274 } 2275 2276 return OK; 2277 } 2278 2279 /* 2280 * Copy the specified location list 'from_qfl' to 'to_qfl'. 2281 */ 2282 static int 2283 copy_loclist(qf_list_T *from_qfl, qf_list_T *to_qfl) 2284 { 2285 // Some of the fields are populated by qf_add_entry() 2286 to_qfl->qfl_type = from_qfl->qfl_type; 2287 to_qfl->qf_nonevalid = from_qfl->qf_nonevalid; 2288 to_qfl->qf_count = 0; 2289 to_qfl->qf_index = 0; 2290 to_qfl->qf_start = NULL; 2291 to_qfl->qf_last = NULL; 2292 to_qfl->qf_ptr = NULL; 2293 if (from_qfl->qf_title != NULL) 2294 to_qfl->qf_title = vim_strsave(from_qfl->qf_title); 2295 else 2296 to_qfl->qf_title = NULL; 2297 if (from_qfl->qf_ctx != NULL) 2298 { 2299 to_qfl->qf_ctx = alloc_tv(); 2300 if (to_qfl->qf_ctx != NULL) 2301 copy_tv(from_qfl->qf_ctx, to_qfl->qf_ctx); 2302 } 2303 else 2304 to_qfl->qf_ctx = NULL; 2305 if (from_qfl->qftf_cb.cb_name != NULL) 2306 copy_callback(&to_qfl->qftf_cb, &from_qfl->qftf_cb); 2307 else 2308 to_qfl->qftf_cb.cb_name = NULL; 2309 2310 if (from_qfl->qf_count) 2311 if (copy_loclist_entries(from_qfl, to_qfl) == FAIL) 2312 return FAIL; 2313 2314 to_qfl->qf_index = from_qfl->qf_index; // current index in the list 2315 2316 // Assign a new ID for the location list 2317 to_qfl->qf_id = ++last_qf_id; 2318 to_qfl->qf_changedtick = 0L; 2319 2320 // When no valid entries are present in the list, qf_ptr points to 2321 // the first item in the list 2322 if (to_qfl->qf_nonevalid) 2323 { 2324 to_qfl->qf_ptr = to_qfl->qf_start; 2325 to_qfl->qf_index = 1; 2326 } 2327 2328 return OK; 2329 } 2330 2331 /* 2332 * Copy the location list stack 'from' window to 'to' window. 2333 */ 2334 void 2335 copy_loclist_stack(win_T *from, win_T *to) 2336 { 2337 qf_info_T *qi; 2338 int idx; 2339 2340 // When copying from a location list window, copy the referenced 2341 // location list. For other windows, copy the location list for 2342 // that window. 2343 if (IS_LL_WINDOW(from)) 2344 qi = from->w_llist_ref; 2345 else 2346 qi = from->w_llist; 2347 2348 if (qi == NULL) // no location list to copy 2349 return; 2350 2351 // allocate a new location list 2352 if ((to->w_llist = qf_alloc_stack(QFLT_LOCATION)) == NULL) 2353 return; 2354 2355 to->w_llist->qf_listcount = qi->qf_listcount; 2356 2357 // Copy the location lists one at a time 2358 for (idx = 0; idx < qi->qf_listcount; ++idx) 2359 { 2360 to->w_llist->qf_curlist = idx; 2361 2362 if (copy_loclist(qf_get_list(qi, idx), 2363 qf_get_list(to->w_llist, idx)) == FAIL) 2364 { 2365 qf_free_all(to); 2366 return; 2367 } 2368 } 2369 2370 to->w_llist->qf_curlist = qi->qf_curlist; // current list 2371 } 2372 2373 /* 2374 * Get buffer number for file "directory/fname". 2375 * Also sets the b_has_qf_entry flag. 2376 */ 2377 static int 2378 qf_get_fnum(qf_list_T *qfl, char_u *directory, char_u *fname) 2379 { 2380 char_u *ptr = NULL; 2381 buf_T *buf; 2382 char_u *bufname; 2383 2384 if (fname == NULL || *fname == NUL) // no file name 2385 return 0; 2386 2387 #ifdef VMS 2388 vms_remove_version(fname); 2389 #endif 2390 #ifdef BACKSLASH_IN_FILENAME 2391 if (directory != NULL) 2392 slash_adjust(directory); 2393 slash_adjust(fname); 2394 #endif 2395 if (directory != NULL && !vim_isAbsName(fname) 2396 && (ptr = concat_fnames(directory, fname, TRUE)) != NULL) 2397 { 2398 // Here we check if the file really exists. 2399 // This should normally be true, but if make works without 2400 // "leaving directory"-messages we might have missed a 2401 // directory change. 2402 if (mch_getperm(ptr) < 0) 2403 { 2404 vim_free(ptr); 2405 directory = qf_guess_filepath(qfl, fname); 2406 if (directory) 2407 ptr = concat_fnames(directory, fname, TRUE); 2408 else 2409 ptr = vim_strsave(fname); 2410 } 2411 // Use concatenated directory name and file name 2412 bufname = ptr; 2413 } 2414 else 2415 bufname = fname; 2416 2417 if (qf_last_bufname != NULL && STRCMP(bufname, qf_last_bufname) == 0 2418 && bufref_valid(&qf_last_bufref)) 2419 { 2420 buf = qf_last_bufref.br_buf; 2421 vim_free(ptr); 2422 } 2423 else 2424 { 2425 vim_free(qf_last_bufname); 2426 buf = buflist_new(bufname, NULL, (linenr_T)0, BLN_NOOPT); 2427 if (bufname == ptr) 2428 qf_last_bufname = bufname; 2429 else 2430 qf_last_bufname = vim_strsave(bufname); 2431 set_bufref(&qf_last_bufref, buf); 2432 } 2433 if (buf == NULL) 2434 return 0; 2435 2436 buf->b_has_qf_entry = 2437 IS_QF_LIST(qfl) ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 2438 return buf->b_fnum; 2439 } 2440 2441 /* 2442 * Push dirbuf onto the directory stack and return pointer to actual dir or 2443 * NULL on error. 2444 */ 2445 static char_u * 2446 qf_push_dir(char_u *dirbuf, struct dir_stack_T **stackptr, int is_file_stack) 2447 { 2448 struct dir_stack_T *ds_new; 2449 struct dir_stack_T *ds_ptr; 2450 2451 // allocate new stack element and hook it in 2452 ds_new = ALLOC_ONE(struct dir_stack_T); 2453 if (ds_new == NULL) 2454 return NULL; 2455 2456 ds_new->next = *stackptr; 2457 *stackptr = ds_new; 2458 2459 // store directory on the stack 2460 if (vim_isAbsName(dirbuf) 2461 || (*stackptr)->next == NULL 2462 || (*stackptr && is_file_stack)) 2463 (*stackptr)->dirname = vim_strsave(dirbuf); 2464 else 2465 { 2466 // Okay we don't have an absolute path. 2467 // dirbuf must be a subdir of one of the directories on the stack. 2468 // Let's search... 2469 ds_new = (*stackptr)->next; 2470 (*stackptr)->dirname = NULL; 2471 while (ds_new) 2472 { 2473 vim_free((*stackptr)->dirname); 2474 (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf, 2475 TRUE); 2476 if (mch_isdir((*stackptr)->dirname) == TRUE) 2477 break; 2478 2479 ds_new = ds_new->next; 2480 } 2481 2482 // clean up all dirs we already left 2483 while ((*stackptr)->next != ds_new) 2484 { 2485 ds_ptr = (*stackptr)->next; 2486 (*stackptr)->next = (*stackptr)->next->next; 2487 vim_free(ds_ptr->dirname); 2488 vim_free(ds_ptr); 2489 } 2490 2491 // Nothing found -> it must be on top level 2492 if (ds_new == NULL) 2493 { 2494 vim_free((*stackptr)->dirname); 2495 (*stackptr)->dirname = vim_strsave(dirbuf); 2496 } 2497 } 2498 2499 if ((*stackptr)->dirname != NULL) 2500 return (*stackptr)->dirname; 2501 else 2502 { 2503 ds_ptr = *stackptr; 2504 *stackptr = (*stackptr)->next; 2505 vim_free(ds_ptr); 2506 return NULL; 2507 } 2508 } 2509 2510 /* 2511 * pop dirbuf from the directory stack and return previous directory or NULL if 2512 * stack is empty 2513 */ 2514 static char_u * 2515 qf_pop_dir(struct dir_stack_T **stackptr) 2516 { 2517 struct dir_stack_T *ds_ptr; 2518 2519 // TODO: Should we check if dirbuf is the directory on top of the stack? 2520 // What to do if it isn't? 2521 2522 // pop top element and free it 2523 if (*stackptr != NULL) 2524 { 2525 ds_ptr = *stackptr; 2526 *stackptr = (*stackptr)->next; 2527 vim_free(ds_ptr->dirname); 2528 vim_free(ds_ptr); 2529 } 2530 2531 // return NEW top element as current dir or NULL if stack is empty 2532 return *stackptr ? (*stackptr)->dirname : NULL; 2533 } 2534 2535 /* 2536 * clean up directory stack 2537 */ 2538 static void 2539 qf_clean_dir_stack(struct dir_stack_T **stackptr) 2540 { 2541 struct dir_stack_T *ds_ptr; 2542 2543 while ((ds_ptr = *stackptr) != NULL) 2544 { 2545 *stackptr = (*stackptr)->next; 2546 vim_free(ds_ptr->dirname); 2547 vim_free(ds_ptr); 2548 } 2549 } 2550 2551 /* 2552 * Check in which directory of the directory stack the given file can be 2553 * found. 2554 * Returns a pointer to the directory name or NULL if not found. 2555 * Cleans up intermediate directory entries. 2556 * 2557 * TODO: How to solve the following problem? 2558 * If we have this directory tree: 2559 * ./ 2560 * ./aa 2561 * ./aa/bb 2562 * ./bb 2563 * ./bb/x.c 2564 * and make says: 2565 * making all in aa 2566 * making all in bb 2567 * x.c:9: Error 2568 * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb. 2569 * qf_guess_filepath will return NULL. 2570 */ 2571 static char_u * 2572 qf_guess_filepath(qf_list_T *qfl, char_u *filename) 2573 { 2574 struct dir_stack_T *ds_ptr; 2575 struct dir_stack_T *ds_tmp; 2576 char_u *fullname; 2577 2578 // no dirs on the stack - there's nothing we can do 2579 if (qfl->qf_dir_stack == NULL) 2580 return NULL; 2581 2582 ds_ptr = qfl->qf_dir_stack->next; 2583 fullname = NULL; 2584 while (ds_ptr) 2585 { 2586 vim_free(fullname); 2587 fullname = concat_fnames(ds_ptr->dirname, filename, TRUE); 2588 2589 // If concat_fnames failed, just go on. The worst thing that can happen 2590 // is that we delete the entire stack. 2591 if ((fullname != NULL) && (mch_getperm(fullname) >= 0)) 2592 break; 2593 2594 ds_ptr = ds_ptr->next; 2595 } 2596 2597 vim_free(fullname); 2598 2599 // clean up all dirs we already left 2600 while (qfl->qf_dir_stack->next != ds_ptr) 2601 { 2602 ds_tmp = qfl->qf_dir_stack->next; 2603 qfl->qf_dir_stack->next = qfl->qf_dir_stack->next->next; 2604 vim_free(ds_tmp->dirname); 2605 vim_free(ds_tmp); 2606 } 2607 2608 return ds_ptr == NULL ? NULL : ds_ptr->dirname; 2609 } 2610 2611 /* 2612 * Returns TRUE if a quickfix/location list with the given identifier exists. 2613 */ 2614 static int 2615 qflist_valid(win_T *wp, int_u qf_id) 2616 { 2617 qf_info_T *qi = &ql_info; 2618 int i; 2619 2620 if (wp != NULL) 2621 { 2622 if (!win_valid(wp)) 2623 return FALSE; 2624 qi = GET_LOC_LIST(wp); // Location list 2625 if (qi == NULL) 2626 return FALSE; 2627 } 2628 2629 for (i = 0; i < qi->qf_listcount; ++i) 2630 if (qi->qf_lists[i].qf_id == qf_id) 2631 return TRUE; 2632 2633 return FALSE; 2634 } 2635 2636 /* 2637 * When loading a file from the quickfix, the autocommands may modify it. 2638 * This may invalidate the current quickfix entry. This function checks 2639 * whether an entry is still present in the quickfix list. 2640 * Similar to location list. 2641 */ 2642 static int 2643 is_qf_entry_present(qf_list_T *qfl, qfline_T *qf_ptr) 2644 { 2645 qfline_T *qfp; 2646 int i; 2647 2648 // Search for the entry in the current list 2649 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 2650 if (qfp == qf_ptr) 2651 break; 2652 2653 if (i > qfl->qf_count) // Entry is not found 2654 return FALSE; 2655 2656 return TRUE; 2657 } 2658 2659 /* 2660 * Get the next valid entry in the current quickfix/location list. The search 2661 * starts from the current entry. Returns NULL on failure. 2662 */ 2663 static qfline_T * 2664 get_next_valid_entry( 2665 qf_list_T *qfl, 2666 qfline_T *qf_ptr, 2667 int *qf_index, 2668 int dir) 2669 { 2670 int idx; 2671 int old_qf_fnum; 2672 2673 idx = *qf_index; 2674 old_qf_fnum = qf_ptr->qf_fnum; 2675 2676 do 2677 { 2678 if (idx == qfl->qf_count || qf_ptr->qf_next == NULL) 2679 return NULL; 2680 ++idx; 2681 qf_ptr = qf_ptr->qf_next; 2682 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2683 || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2684 2685 *qf_index = idx; 2686 return qf_ptr; 2687 } 2688 2689 /* 2690 * Get the previous valid entry in the current quickfix/location list. The 2691 * search starts from the current entry. Returns NULL on failure. 2692 */ 2693 static qfline_T * 2694 get_prev_valid_entry( 2695 qf_list_T *qfl, 2696 qfline_T *qf_ptr, 2697 int *qf_index, 2698 int dir) 2699 { 2700 int idx; 2701 int old_qf_fnum; 2702 2703 idx = *qf_index; 2704 old_qf_fnum = qf_ptr->qf_fnum; 2705 2706 do 2707 { 2708 if (idx == 1 || qf_ptr->qf_prev == NULL) 2709 return NULL; 2710 --idx; 2711 qf_ptr = qf_ptr->qf_prev; 2712 } while ((!qfl->qf_nonevalid && !qf_ptr->qf_valid) 2713 || (dir == BACKWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum)); 2714 2715 *qf_index = idx; 2716 return qf_ptr; 2717 } 2718 2719 /* 2720 * Get the n'th (errornr) previous/next valid entry from the current entry in 2721 * the quickfix list. 2722 * dir == FORWARD or FORWARD_FILE: next valid entry 2723 * dir == BACKWARD or BACKWARD_FILE: previous valid entry 2724 */ 2725 static qfline_T * 2726 get_nth_valid_entry( 2727 qf_list_T *qfl, 2728 int errornr, 2729 int dir, 2730 int *new_qfidx) 2731 { 2732 qfline_T *qf_ptr = qfl->qf_ptr; 2733 int qf_idx = qfl->qf_index; 2734 qfline_T *prev_qf_ptr; 2735 int prev_index; 2736 char_u *err = e_no_more_items; 2737 2738 while (errornr--) 2739 { 2740 prev_qf_ptr = qf_ptr; 2741 prev_index = qf_idx; 2742 2743 if (dir == FORWARD || dir == FORWARD_FILE) 2744 qf_ptr = get_next_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2745 else 2746 qf_ptr = get_prev_valid_entry(qfl, qf_ptr, &qf_idx, dir); 2747 if (qf_ptr == NULL) 2748 { 2749 qf_ptr = prev_qf_ptr; 2750 qf_idx = prev_index; 2751 if (err != NULL) 2752 { 2753 emsg(_(err)); 2754 return NULL; 2755 } 2756 break; 2757 } 2758 2759 err = NULL; 2760 } 2761 2762 *new_qfidx = qf_idx; 2763 return qf_ptr; 2764 } 2765 2766 /* 2767 * Get n'th (errornr) quickfix entry from the current entry in the quickfix 2768 * list 'qfl'. Returns a pointer to the new entry and the index in 'new_qfidx' 2769 */ 2770 static qfline_T * 2771 get_nth_entry(qf_list_T *qfl, int errornr, int *new_qfidx) 2772 { 2773 qfline_T *qf_ptr = qfl->qf_ptr; 2774 int qf_idx = qfl->qf_index; 2775 2776 // New error number is less than the current error number 2777 while (errornr < qf_idx && qf_idx > 1 && qf_ptr->qf_prev != NULL) 2778 { 2779 --qf_idx; 2780 qf_ptr = qf_ptr->qf_prev; 2781 } 2782 // New error number is greater than the current error number 2783 while (errornr > qf_idx && qf_idx < qfl->qf_count && 2784 qf_ptr->qf_next != NULL) 2785 { 2786 ++qf_idx; 2787 qf_ptr = qf_ptr->qf_next; 2788 } 2789 2790 *new_qfidx = qf_idx; 2791 return qf_ptr; 2792 } 2793 2794 /* 2795 * Get a entry specified by 'errornr' and 'dir' from the current 2796 * quickfix/location list. 'errornr' specifies the index of the entry and 'dir' 2797 * specifies the direction (FORWARD/BACKWARD/FORWARD_FILE/BACKWARD_FILE). 2798 * Returns a pointer to the entry and the index of the new entry is stored in 2799 * 'new_qfidx'. 2800 */ 2801 static qfline_T * 2802 qf_get_entry( 2803 qf_list_T *qfl, 2804 int errornr, 2805 int dir, 2806 int *new_qfidx) 2807 { 2808 qfline_T *qf_ptr = qfl->qf_ptr; 2809 int qfidx = qfl->qf_index; 2810 2811 if (dir != 0) // next/prev valid entry 2812 qf_ptr = get_nth_valid_entry(qfl, errornr, dir, &qfidx); 2813 else if (errornr != 0) // go to specified number 2814 qf_ptr = get_nth_entry(qfl, errornr, &qfidx); 2815 2816 *new_qfidx = qfidx; 2817 return qf_ptr; 2818 } 2819 2820 /* 2821 * Find a window displaying a Vim help file. 2822 */ 2823 static win_T * 2824 qf_find_help_win(void) 2825 { 2826 win_T *wp; 2827 2828 FOR_ALL_WINDOWS(wp) 2829 if (bt_help(wp->w_buffer)) 2830 return wp; 2831 2832 return NULL; 2833 } 2834 2835 /* 2836 * Set the location list for the specified window to 'qi'. 2837 */ 2838 static void 2839 win_set_loclist(win_T *wp, qf_info_T *qi) 2840 { 2841 wp->w_llist = qi; 2842 qi->qf_refcount++; 2843 } 2844 2845 /* 2846 * Find a help window or open one. If 'newwin' is TRUE, then open a new help 2847 * window. 2848 */ 2849 static int 2850 jump_to_help_window(qf_info_T *qi, int newwin, int *opened_window) 2851 { 2852 win_T *wp; 2853 int flags; 2854 2855 if (cmdmod.cmod_tab != 0 || newwin) 2856 wp = NULL; 2857 else 2858 wp = qf_find_help_win(); 2859 if (wp != NULL && wp->w_buffer->b_nwindows > 0) 2860 win_enter(wp, TRUE); 2861 else 2862 { 2863 // Split off help window; put it at far top if no position 2864 // specified, the current window is vertically split and narrow. 2865 flags = WSP_HELP; 2866 if (cmdmod.cmod_split == 0 && curwin->w_width != Columns 2867 && curwin->w_width < 80) 2868 flags |= WSP_TOP; 2869 // If the user asks to open a new window, then copy the location list. 2870 // Otherwise, don't copy the location list. 2871 if (IS_LL_STACK(qi) && !newwin) 2872 flags |= WSP_NEWLOC; 2873 2874 if (win_split(0, flags) == FAIL) 2875 return FAIL; 2876 2877 *opened_window = TRUE; 2878 2879 if (curwin->w_height < p_hh) 2880 win_setheight((int)p_hh); 2881 2882 // When using location list, the new window should use the supplied 2883 // location list. If the user asks to open a new window, then the new 2884 // window will get a copy of the location list. 2885 if (IS_LL_STACK(qi) && !newwin) 2886 win_set_loclist(curwin, qi); 2887 } 2888 2889 if (!p_im) 2890 restart_edit = 0; // don't want insert mode in help file 2891 2892 return OK; 2893 } 2894 2895 /* 2896 * Find a non-quickfix window in the current tabpage using the given location 2897 * list stack. 2898 * Returns NULL if a matching window is not found. 2899 */ 2900 static win_T * 2901 qf_find_win_with_loclist(qf_info_T *ll) 2902 { 2903 win_T *wp; 2904 2905 FOR_ALL_WINDOWS(wp) 2906 if (wp->w_llist == ll && !bt_quickfix(wp->w_buffer)) 2907 return wp; 2908 2909 return NULL; 2910 } 2911 2912 /* 2913 * Find a window containing a normal buffer 2914 */ 2915 static win_T * 2916 qf_find_win_with_normal_buf(void) 2917 { 2918 win_T *wp; 2919 2920 FOR_ALL_WINDOWS(wp) 2921 if (bt_normal(wp->w_buffer)) 2922 return wp; 2923 2924 return NULL; 2925 } 2926 2927 /* 2928 * Go to a window in any tabpage containing the specified file. Returns TRUE 2929 * if successfully jumped to the window. Otherwise returns FALSE. 2930 */ 2931 static int 2932 qf_goto_tabwin_with_file(int fnum) 2933 { 2934 tabpage_T *tp; 2935 win_T *wp; 2936 2937 FOR_ALL_TAB_WINDOWS(tp, wp) 2938 if (wp->w_buffer->b_fnum == fnum) 2939 { 2940 goto_tabpage_win(tp, wp); 2941 return TRUE; 2942 } 2943 2944 return FALSE; 2945 } 2946 2947 /* 2948 * Create a new window to show a file above the quickfix window. Called when 2949 * only the quickfix window is present. 2950 */ 2951 static int 2952 qf_open_new_file_win(qf_info_T *ll_ref) 2953 { 2954 int flags; 2955 2956 flags = WSP_ABOVE; 2957 if (ll_ref != NULL) 2958 flags |= WSP_NEWLOC; 2959 if (win_split(0, flags) == FAIL) 2960 return FAIL; // not enough room for window 2961 p_swb = empty_option; // don't split again 2962 swb_flags = 0; 2963 RESET_BINDING(curwin); 2964 if (ll_ref != NULL) 2965 // The new window should use the location list from the 2966 // location list window 2967 win_set_loclist(curwin, ll_ref); 2968 return OK; 2969 } 2970 2971 /* 2972 * Go to a window that shows the right buffer. If the window is not found, go 2973 * to the window just above the location list window. This is used for opening 2974 * a file from a location window and not from a quickfix window. If some usable 2975 * window is previously found, then it is supplied in 'use_win'. 2976 */ 2977 static void 2978 qf_goto_win_with_ll_file(win_T *use_win, int qf_fnum, qf_info_T *ll_ref) 2979 { 2980 win_T *win = use_win; 2981 2982 if (win == NULL) 2983 { 2984 // Find the window showing the selected file 2985 FOR_ALL_WINDOWS(win) 2986 if (win->w_buffer->b_fnum == qf_fnum) 2987 break; 2988 if (win == NULL) 2989 { 2990 // Find a previous usable window 2991 win = curwin; 2992 do 2993 { 2994 if (bt_normal(win->w_buffer)) 2995 break; 2996 if (win->w_prev == NULL) 2997 win = lastwin; // wrap around the top 2998 else 2999 win = win->w_prev; // go to previous window 3000 } while (win != curwin); 3001 } 3002 } 3003 win_goto(win); 3004 3005 // If the location list for the window is not set, then set it 3006 // to the location list from the location window 3007 if (win->w_llist == NULL && ll_ref != NULL) 3008 win_set_loclist(win, ll_ref); 3009 } 3010 3011 /* 3012 * Go to a window that contains the specified buffer 'qf_fnum'. If a window is 3013 * not found, then go to the window just above the quickfix window. This is 3014 * used for opening a file from a quickfix window and not from a location 3015 * window. 3016 */ 3017 static void 3018 qf_goto_win_with_qfl_file(int qf_fnum) 3019 { 3020 win_T *win; 3021 win_T *altwin; 3022 3023 win = curwin; 3024 altwin = NULL; 3025 for (;;) 3026 { 3027 if (win->w_buffer->b_fnum == qf_fnum) 3028 break; 3029 if (win->w_prev == NULL) 3030 win = lastwin; // wrap around the top 3031 else 3032 win = win->w_prev; // go to previous window 3033 3034 if (IS_QF_WINDOW(win)) 3035 { 3036 // Didn't find it, go to the window before the quickfix 3037 // window, unless 'switchbuf' contains 'uselast': in this case we 3038 // try to jump to the previously used window first. 3039 if ((swb_flags & SWB_USELAST) && win_valid(prevwin)) 3040 win = prevwin; 3041 else if (altwin != NULL) 3042 win = altwin; 3043 else if (curwin->w_prev != NULL) 3044 win = curwin->w_prev; 3045 else 3046 win = curwin->w_next; 3047 break; 3048 } 3049 3050 // Remember a usable window. 3051 if (altwin == NULL && !win->w_p_pvw && bt_normal(win->w_buffer)) 3052 altwin = win; 3053 } 3054 3055 win_goto(win); 3056 } 3057 3058 /* 3059 * Find a suitable window for opening a file (qf_fnum) from the 3060 * quickfix/location list and jump to it. If the file is already opened in a 3061 * window, jump to it. Otherwise open a new window to display the file. If 3062 * 'newwin' is TRUE, then always open a new window. This is called from either 3063 * a quickfix or a location list window. 3064 */ 3065 static int 3066 qf_jump_to_usable_window(int qf_fnum, int newwin, int *opened_window) 3067 { 3068 win_T *usable_wp = NULL; 3069 int usable_win = FALSE; 3070 qf_info_T *ll_ref = NULL; 3071 3072 // If opening a new window, then don't use the location list referred by 3073 // the current window. Otherwise two windows will refer to the same 3074 // location list. 3075 if (!newwin) 3076 ll_ref = curwin->w_llist_ref; 3077 3078 if (ll_ref != NULL) 3079 { 3080 // Find a non-quickfix window with this location list 3081 usable_wp = qf_find_win_with_loclist(ll_ref); 3082 if (usable_wp != NULL) 3083 usable_win = TRUE; 3084 } 3085 3086 if (!usable_win) 3087 { 3088 // Locate a window showing a normal buffer 3089 win_T *win = qf_find_win_with_normal_buf(); 3090 if (win != NULL) 3091 usable_win = TRUE; 3092 } 3093 3094 // If no usable window is found and 'switchbuf' contains "usetab" 3095 // then search in other tabs. 3096 if (!usable_win && (swb_flags & SWB_USETAB)) 3097 usable_win = qf_goto_tabwin_with_file(qf_fnum); 3098 3099 // If there is only one window and it is the quickfix window, create a 3100 // new one above the quickfix window. 3101 if ((ONE_WINDOW && bt_quickfix(curbuf)) || !usable_win || newwin) 3102 { 3103 if (qf_open_new_file_win(ll_ref) != OK) 3104 return FAIL; 3105 *opened_window = TRUE; // close it when fail 3106 } 3107 else 3108 { 3109 if (curwin->w_llist_ref != NULL) // In a location window 3110 qf_goto_win_with_ll_file(usable_wp, qf_fnum, ll_ref); 3111 else // In a quickfix window 3112 qf_goto_win_with_qfl_file(qf_fnum); 3113 } 3114 3115 return OK; 3116 } 3117 3118 /* 3119 * Edit the selected file or help file. 3120 * Returns OK if successfully edited the file, FAIL on failing to open the 3121 * buffer and NOTDONE if the quickfix/location list was freed by an autocmd 3122 * when opening the buffer. 3123 */ 3124 static int 3125 qf_jump_edit_buffer( 3126 qf_info_T *qi, 3127 qfline_T *qf_ptr, 3128 int forceit, 3129 int prev_winid, 3130 int *opened_window) 3131 { 3132 qf_list_T *qfl = qf_get_curlist(qi); 3133 int old_changedtick = qfl->qf_changedtick; 3134 qfltype_T qfl_type = qfl->qfl_type; 3135 int retval = OK; 3136 int old_qf_curlist = qi->qf_curlist; 3137 int save_qfid = qfl->qf_id; 3138 3139 if (qf_ptr->qf_type == 1) 3140 { 3141 // Open help file (do_ecmd() will set b_help flag, readfile() will 3142 // set b_p_ro flag). 3143 if (!can_abandon(curbuf, forceit)) 3144 { 3145 no_write_message(); 3146 return FAIL; 3147 } 3148 3149 retval = do_ecmd(qf_ptr->qf_fnum, NULL, NULL, NULL, (linenr_T)1, 3150 ECMD_HIDE + ECMD_SET_HELP, 3151 prev_winid == curwin->w_id ? curwin : NULL); 3152 } 3153 else 3154 retval = buflist_getfile(qf_ptr->qf_fnum, 3155 (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit); 3156 3157 // If a location list, check whether the associated window is still 3158 // present. 3159 if (qfl_type == QFLT_LOCATION) 3160 { 3161 win_T *wp = win_id2wp(prev_winid); 3162 if (wp == NULL && curwin->w_llist != qi) 3163 { 3164 emsg(_("E924: Current window was closed")); 3165 *opened_window = FALSE; 3166 return NOTDONE; 3167 } 3168 } 3169 3170 if (qfl_type == QFLT_QUICKFIX && !qflist_valid(NULL, save_qfid)) 3171 { 3172 emsg(_(e_current_quickfix_list_was_changed)); 3173 return NOTDONE; 3174 } 3175 3176 // Check if the list was changed. The pointers may happen to be identical, 3177 // thus also check qf_changedtick. 3178 if (old_qf_curlist != qi->qf_curlist 3179 || old_changedtick != qfl->qf_changedtick 3180 || !is_qf_entry_present(qfl, qf_ptr)) 3181 { 3182 if (qfl_type == QFLT_QUICKFIX) 3183 emsg(_(e_current_quickfix_list_was_changed)); 3184 else 3185 emsg(_(e_current_location_list_was_changed)); 3186 return NOTDONE; 3187 } 3188 3189 return retval; 3190 } 3191 3192 /* 3193 * Go to the error line in the current file using either line/column number or 3194 * a search pattern. 3195 */ 3196 static void 3197 qf_jump_goto_line( 3198 linenr_T qf_lnum, 3199 int qf_col, 3200 char_u qf_viscol, 3201 char_u *qf_pattern) 3202 { 3203 linenr_T i; 3204 3205 if (qf_pattern == NULL) 3206 { 3207 // Go to line with error, unless qf_lnum is 0. 3208 i = qf_lnum; 3209 if (i > 0) 3210 { 3211 if (i > curbuf->b_ml.ml_line_count) 3212 i = curbuf->b_ml.ml_line_count; 3213 curwin->w_cursor.lnum = i; 3214 } 3215 if (qf_col > 0) 3216 { 3217 curwin->w_cursor.coladd = 0; 3218 if (qf_viscol == TRUE) 3219 coladvance(qf_col - 1); 3220 else 3221 curwin->w_cursor.col = qf_col - 1; 3222 curwin->w_set_curswant = TRUE; 3223 check_cursor(); 3224 } 3225 else 3226 beginline(BL_WHITE | BL_FIX); 3227 } 3228 else 3229 { 3230 pos_T save_cursor; 3231 3232 // Move the cursor to the first line in the buffer 3233 save_cursor = curwin->w_cursor; 3234 curwin->w_cursor.lnum = 0; 3235 if (!do_search(NULL, '/', '/', qf_pattern, (long)1, SEARCH_KEEP, NULL)) 3236 curwin->w_cursor = save_cursor; 3237 } 3238 } 3239 3240 /* 3241 * Display quickfix list index and size message 3242 */ 3243 static void 3244 qf_jump_print_msg( 3245 qf_info_T *qi, 3246 int qf_index, 3247 qfline_T *qf_ptr, 3248 buf_T *old_curbuf, 3249 linenr_T old_lnum) 3250 { 3251 linenr_T i; 3252 int len; 3253 3254 // Update the screen before showing the message, unless the screen 3255 // scrolled up. 3256 if (!msg_scrolled) 3257 update_topline_redraw(); 3258 sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index, 3259 qf_get_curlist(qi)->qf_count, 3260 qf_ptr->qf_cleared ? _(" (line deleted)") : "", 3261 (char *)qf_types(qf_ptr->qf_type, qf_ptr->qf_nr)); 3262 // Add the message, skipping leading whitespace and newlines. 3263 len = (int)STRLEN(IObuff); 3264 qf_fmt_text(skipwhite(qf_ptr->qf_text), IObuff + len, IOSIZE - len); 3265 3266 // Output the message. Overwrite to avoid scrolling when the 'O' 3267 // flag is present in 'shortmess'; But when not jumping, print the 3268 // whole message. 3269 i = msg_scroll; 3270 if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum) 3271 msg_scroll = TRUE; 3272 else if (!msg_scrolled && shortmess(SHM_OVERALL)) 3273 msg_scroll = FALSE; 3274 msg_attr_keep((char *)IObuff, 0, TRUE); 3275 msg_scroll = i; 3276 } 3277 3278 /* 3279 * Find a usable window for opening a file from the quickfix/location list. If 3280 * a window is not found then open a new window. If 'newwin' is TRUE, then open 3281 * a new window. 3282 * Returns OK if successfully jumped or opened a window. Returns FAIL if not 3283 * able to jump/open a window. Returns NOTDONE if a file is not associated 3284 * with the entry. 3285 */ 3286 static int 3287 qf_jump_open_window( 3288 qf_info_T *qi, 3289 qfline_T *qf_ptr, 3290 int newwin, 3291 int *opened_window) 3292 { 3293 qf_list_T *qfl = qf_get_curlist(qi); 3294 int old_changedtick = qfl->qf_changedtick; 3295 int old_qf_curlist = qi->qf_curlist; 3296 qfltype_T qfl_type = qfl->qfl_type; 3297 3298 // For ":helpgrep" find a help window or open one. 3299 if (qf_ptr->qf_type == 1 && (!bt_help(curwin->w_buffer) 3300 || cmdmod.cmod_tab != 0)) 3301 if (jump_to_help_window(qi, newwin, opened_window) == FAIL) 3302 return FAIL; 3303 if (old_qf_curlist != qi->qf_curlist 3304 || old_changedtick != qfl->qf_changedtick 3305 || !is_qf_entry_present(qfl, qf_ptr)) 3306 { 3307 if (qfl_type == QFLT_QUICKFIX) 3308 emsg(_(e_current_quickfix_list_was_changed)); 3309 else 3310 emsg(_(e_current_location_list_was_changed)); 3311 return FAIL; 3312 } 3313 3314 // If currently in the quickfix window, find another window to show the 3315 // file in. 3316 if (bt_quickfix(curbuf) && !*opened_window) 3317 { 3318 // If there is no file specified, we don't know where to go. 3319 // But do advance, otherwise ":cn" gets stuck. 3320 if (qf_ptr->qf_fnum == 0) 3321 return NOTDONE; 3322 3323 if (qf_jump_to_usable_window(qf_ptr->qf_fnum, newwin, 3324 opened_window) == FAIL) 3325 return FAIL; 3326 } 3327 if (old_qf_curlist != qi->qf_curlist 3328 || old_changedtick != qfl->qf_changedtick 3329 || !is_qf_entry_present(qfl, qf_ptr)) 3330 { 3331 if (qfl_type == QFLT_QUICKFIX) 3332 emsg(_(e_current_quickfix_list_was_changed)); 3333 else 3334 emsg(_(e_current_location_list_was_changed)); 3335 return FAIL; 3336 } 3337 3338 return OK; 3339 } 3340 3341 /* 3342 * Edit a selected file from the quickfix/location list and jump to a 3343 * particular line/column, adjust the folds and display a message about the 3344 * jump. 3345 * Returns OK on success and FAIL on failing to open the file/buffer. Returns 3346 * NOTDONE if the quickfix/location list is freed by an autocmd when opening 3347 * the file. 3348 */ 3349 static int 3350 qf_jump_to_buffer( 3351 qf_info_T *qi, 3352 int qf_index, 3353 qfline_T *qf_ptr, 3354 int forceit, 3355 int prev_winid, 3356 int *opened_window, 3357 int openfold, 3358 int print_message) 3359 { 3360 buf_T *old_curbuf; 3361 linenr_T old_lnum; 3362 int retval = OK; 3363 3364 // If there is a file name, read the wanted file if needed, and check 3365 // autowrite etc. 3366 old_curbuf = curbuf; 3367 old_lnum = curwin->w_cursor.lnum; 3368 3369 if (qf_ptr->qf_fnum != 0) 3370 { 3371 retval = qf_jump_edit_buffer(qi, qf_ptr, forceit, prev_winid, 3372 opened_window); 3373 if (retval != OK) 3374 return retval; 3375 } 3376 3377 // When not switched to another buffer, still need to set pc mark 3378 if (curbuf == old_curbuf) 3379 setpcmark(); 3380 3381 qf_jump_goto_line(qf_ptr->qf_lnum, qf_ptr->qf_col, qf_ptr->qf_viscol, 3382 qf_ptr->qf_pattern); 3383 3384 #ifdef FEAT_FOLDING 3385 if ((fdo_flags & FDO_QUICKFIX) && openfold) 3386 foldOpenCursor(); 3387 #endif 3388 if (print_message) 3389 qf_jump_print_msg(qi, qf_index, qf_ptr, old_curbuf, old_lnum); 3390 3391 return retval; 3392 } 3393 3394 /* 3395 * Jump to a quickfix line and try to use an existing window. 3396 */ 3397 void 3398 qf_jump(qf_info_T *qi, 3399 int dir, 3400 int errornr, 3401 int forceit) 3402 { 3403 qf_jump_newwin(qi, dir, errornr, forceit, FALSE); 3404 } 3405 3406 /* 3407 * Jump to a quickfix line. 3408 * If dir == 0 go to entry "errornr". 3409 * If dir == FORWARD go "errornr" valid entries forward. 3410 * If dir == BACKWARD go "errornr" valid entries backward. 3411 * If dir == FORWARD_FILE go "errornr" valid entries files backward. 3412 * If dir == BACKWARD_FILE go "errornr" valid entries files backward 3413 * else if "errornr" is zero, redisplay the same line 3414 * If 'forceit' is TRUE, then can discard changes to the current buffer. 3415 * If 'newwin' is TRUE, then open the file in a new window. 3416 */ 3417 static void 3418 qf_jump_newwin(qf_info_T *qi, 3419 int dir, 3420 int errornr, 3421 int forceit, 3422 int newwin) 3423 { 3424 qf_list_T *qfl; 3425 qfline_T *qf_ptr; 3426 qfline_T *old_qf_ptr; 3427 int qf_index; 3428 int old_qf_index; 3429 char_u *old_swb = p_swb; 3430 unsigned old_swb_flags = swb_flags; 3431 int prev_winid; 3432 int opened_window = FALSE; 3433 int print_message = TRUE; 3434 int old_KeyTyped = KeyTyped; // getting file may reset it 3435 int retval = OK; 3436 3437 if (qi == NULL) 3438 qi = &ql_info; 3439 3440 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3441 { 3442 emsg(_(e_quickfix)); 3443 return; 3444 } 3445 3446 incr_quickfix_busy(); 3447 3448 qfl = qf_get_curlist(qi); 3449 3450 qf_ptr = qfl->qf_ptr; 3451 old_qf_ptr = qf_ptr; 3452 qf_index = qfl->qf_index; 3453 old_qf_index = qf_index; 3454 3455 qf_ptr = qf_get_entry(qfl, errornr, dir, &qf_index); 3456 if (qf_ptr == NULL) 3457 { 3458 qf_ptr = old_qf_ptr; 3459 qf_index = old_qf_index; 3460 goto theend; 3461 } 3462 3463 qfl->qf_index = qf_index; 3464 if (qf_win_pos_update(qi, old_qf_index)) 3465 // No need to print the error message if it's visible in the error 3466 // window 3467 print_message = FALSE; 3468 3469 prev_winid = curwin->w_id; 3470 3471 retval = qf_jump_open_window(qi, qf_ptr, newwin, &opened_window); 3472 if (retval == FAIL) 3473 goto failed; 3474 if (retval == NOTDONE) 3475 goto theend; 3476 3477 retval = qf_jump_to_buffer(qi, qf_index, qf_ptr, forceit, prev_winid, 3478 &opened_window, old_KeyTyped, print_message); 3479 if (retval == NOTDONE) 3480 { 3481 // Quickfix/location list is freed by an autocmd 3482 qi = NULL; 3483 qf_ptr = NULL; 3484 } 3485 3486 if (retval != OK) 3487 { 3488 if (opened_window) 3489 win_close(curwin, TRUE); // Close opened window 3490 if (qf_ptr != NULL && qf_ptr->qf_fnum != 0) 3491 { 3492 // Couldn't open file, so put index back where it was. This could 3493 // happen if the file was readonly and we changed something. 3494 failed: 3495 qf_ptr = old_qf_ptr; 3496 qf_index = old_qf_index; 3497 } 3498 } 3499 theend: 3500 if (qi != NULL) 3501 { 3502 qfl->qf_ptr = qf_ptr; 3503 qfl->qf_index = qf_index; 3504 } 3505 if (p_swb != old_swb && p_swb == empty_option) 3506 { 3507 // Restore old 'switchbuf' value, but not when an autocommand or 3508 // modeline has changed the value. 3509 p_swb = old_swb; 3510 swb_flags = old_swb_flags; 3511 } 3512 decr_quickfix_busy(); 3513 } 3514 3515 // Highlight attributes used for displaying entries from the quickfix list. 3516 static int qfFileAttr; 3517 static int qfSepAttr; 3518 static int qfLineAttr; 3519 3520 /* 3521 * Display information about a single entry from the quickfix/location list. 3522 * Used by ":clist/:llist" commands. 3523 * 'cursel' will be set to TRUE for the currently selected entry in the 3524 * quickfix list. 3525 */ 3526 static void 3527 qf_list_entry(qfline_T *qfp, int qf_idx, int cursel) 3528 { 3529 char_u *fname; 3530 buf_T *buf; 3531 int filter_entry; 3532 3533 fname = NULL; 3534 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3535 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", qf_idx, 3536 (char *)qfp->qf_module); 3537 else { 3538 if (qfp->qf_fnum != 0 3539 && (buf = buflist_findnr(qfp->qf_fnum)) != NULL) 3540 { 3541 fname = buf->b_fname; 3542 if (qfp->qf_type == 1) // :helpgrep 3543 fname = gettail(fname); 3544 } 3545 if (fname == NULL) 3546 sprintf((char *)IObuff, "%2d", qf_idx); 3547 else 3548 vim_snprintf((char *)IObuff, IOSIZE, "%2d %s", 3549 qf_idx, (char *)fname); 3550 } 3551 3552 // Support for filtering entries using :filter /pat/ clist 3553 // Match against the module name, file name, search pattern and 3554 // text of the entry. 3555 filter_entry = TRUE; 3556 if (qfp->qf_module != NULL && *qfp->qf_module != NUL) 3557 filter_entry &= message_filtered(qfp->qf_module); 3558 if (filter_entry && fname != NULL) 3559 filter_entry &= message_filtered(fname); 3560 if (filter_entry && qfp->qf_pattern != NULL) 3561 filter_entry &= message_filtered(qfp->qf_pattern); 3562 if (filter_entry) 3563 filter_entry &= message_filtered(qfp->qf_text); 3564 if (filter_entry) 3565 return; 3566 3567 msg_putchar('\n'); 3568 msg_outtrans_attr(IObuff, cursel ? HL_ATTR(HLF_QFL) : qfFileAttr); 3569 3570 if (qfp->qf_lnum != 0) 3571 msg_puts_attr(":", qfSepAttr); 3572 if (qfp->qf_lnum == 0) 3573 IObuff[0] = NUL; 3574 else 3575 qf_range_text(qfp, IObuff, IOSIZE); 3576 sprintf((char *)IObuff + STRLEN(IObuff), "%s", 3577 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 3578 msg_puts_attr((char *)IObuff, qfLineAttr); 3579 msg_puts_attr(":", qfSepAttr); 3580 if (qfp->qf_pattern != NULL) 3581 { 3582 qf_fmt_text(qfp->qf_pattern, IObuff, IOSIZE); 3583 msg_puts((char *)IObuff); 3584 msg_puts_attr(":", qfSepAttr); 3585 } 3586 msg_puts(" "); 3587 3588 // Remove newlines and leading whitespace from the text. For an 3589 // unrecognized line keep the indent, the compiler may mark a word 3590 // with ^^^^. 3591 qf_fmt_text((fname != NULL || qfp->qf_lnum != 0) 3592 ? skipwhite(qfp->qf_text) : qfp->qf_text, 3593 IObuff, IOSIZE); 3594 msg_prt_line(IObuff, FALSE); 3595 out_flush(); // show one line at a time 3596 } 3597 3598 /* 3599 * ":clist": list all errors 3600 * ":llist": list all locations 3601 */ 3602 void 3603 qf_list(exarg_T *eap) 3604 { 3605 qf_list_T *qfl; 3606 qfline_T *qfp; 3607 int i; 3608 int idx1 = 1; 3609 int idx2 = -1; 3610 char_u *arg = eap->arg; 3611 int plus = FALSE; 3612 int all = eap->forceit; // if not :cl!, only show 3613 // recognised errors 3614 qf_info_T *qi; 3615 3616 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3617 return; 3618 3619 if (qf_stack_empty(qi) || qf_list_empty(qf_get_curlist(qi))) 3620 { 3621 emsg(_(e_quickfix)); 3622 return; 3623 } 3624 if (*arg == '+') 3625 { 3626 ++arg; 3627 plus = TRUE; 3628 } 3629 if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL) 3630 { 3631 semsg(_(e_trailing_arg), arg); 3632 return; 3633 } 3634 qfl = qf_get_curlist(qi); 3635 if (plus) 3636 { 3637 i = qfl->qf_index; 3638 idx2 = i + idx1; 3639 idx1 = i; 3640 } 3641 else 3642 { 3643 i = qfl->qf_count; 3644 if (idx1 < 0) 3645 idx1 = (-idx1 > i) ? 0 : idx1 + i + 1; 3646 if (idx2 < 0) 3647 idx2 = (-idx2 > i) ? 0 : idx2 + i + 1; 3648 } 3649 3650 // Shorten all the file names, so that it is easy to read 3651 shorten_fnames(FALSE); 3652 3653 // Get the attributes for the different quickfix highlight items. Note 3654 // that this depends on syntax items defined in the qf.vim syntax file 3655 qfFileAttr = syn_name2attr((char_u *)"qfFileName"); 3656 if (qfFileAttr == 0) 3657 qfFileAttr = HL_ATTR(HLF_D); 3658 qfSepAttr = syn_name2attr((char_u *)"qfSeparator"); 3659 if (qfSepAttr == 0) 3660 qfSepAttr = HL_ATTR(HLF_D); 3661 qfLineAttr = syn_name2attr((char_u *)"qfLineNr"); 3662 if (qfLineAttr == 0) 3663 qfLineAttr = HL_ATTR(HLF_N); 3664 3665 if (qfl->qf_nonevalid) 3666 all = TRUE; 3667 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3668 { 3669 if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2) 3670 qf_list_entry(qfp, i, i == qfl->qf_index); 3671 3672 ui_breakcheck(); 3673 } 3674 } 3675 3676 /* 3677 * Remove newlines and leading whitespace from an error message. 3678 * Put the result in "buf[bufsize]". 3679 */ 3680 static void 3681 qf_fmt_text(char_u *text, char_u *buf, int bufsize) 3682 { 3683 int i; 3684 char_u *p = text; 3685 3686 for (i = 0; *p != NUL && i < bufsize - 1; ++i) 3687 { 3688 if (*p == '\n') 3689 { 3690 buf[i] = ' '; 3691 while (*++p != NUL) 3692 if (!VIM_ISWHITE(*p) && *p != '\n') 3693 break; 3694 } 3695 else 3696 buf[i] = *p++; 3697 } 3698 buf[i] = NUL; 3699 } 3700 3701 /* 3702 * Range information from lnum, col, end_lnum, and end_col. 3703 * Put the result in "buf[bufsize]". 3704 */ 3705 static void 3706 qf_range_text(qfline_T *qfp, char_u *buf, int bufsize) 3707 { 3708 int len; 3709 vim_snprintf((char *)buf, bufsize, "%ld", qfp->qf_lnum); 3710 len = (int)STRLEN(buf); 3711 3712 if (qfp->qf_end_lnum > 0 && qfp->qf_lnum != qfp->qf_end_lnum) 3713 { 3714 vim_snprintf((char *)buf + len, bufsize - len, 3715 "-%ld", qfp->qf_end_lnum); 3716 len += (int)STRLEN(buf + len); 3717 } 3718 if (qfp->qf_col > 0) 3719 { 3720 vim_snprintf((char *)buf + len, bufsize - len, " col %d", qfp->qf_col); 3721 len += (int)STRLEN(buf + len); 3722 if (qfp->qf_end_col > 0 && qfp->qf_col != qfp->qf_end_col) 3723 { 3724 vim_snprintf((char *)buf + len, bufsize - len, 3725 "-%d", qfp->qf_end_col); 3726 len += (int)STRLEN(buf + len); 3727 } 3728 } 3729 buf[len] = NUL; 3730 } 3731 3732 /* 3733 * Display information (list number, list size and the title) about a 3734 * quickfix/location list. 3735 */ 3736 static void 3737 qf_msg(qf_info_T *qi, int which, char *lead) 3738 { 3739 char *title = (char *)qi->qf_lists[which].qf_title; 3740 int count = qi->qf_lists[which].qf_count; 3741 char_u buf[IOSIZE]; 3742 3743 vim_snprintf((char *)buf, IOSIZE, _("%serror list %d of %d; %d errors "), 3744 lead, 3745 which + 1, 3746 qi->qf_listcount, 3747 count); 3748 3749 if (title != NULL) 3750 { 3751 size_t len = STRLEN(buf); 3752 3753 if (len < 34) 3754 { 3755 vim_memset(buf + len, ' ', 34 - len); 3756 buf[34] = NUL; 3757 } 3758 vim_strcat(buf, (char_u *)title, IOSIZE); 3759 } 3760 trunc_string(buf, buf, Columns - 1, IOSIZE); 3761 msg((char *)buf); 3762 } 3763 3764 /* 3765 * ":colder [count]": Up in the quickfix stack. 3766 * ":cnewer [count]": Down in the quickfix stack. 3767 * ":lolder [count]": Up in the location list stack. 3768 * ":lnewer [count]": Down in the location list stack. 3769 */ 3770 void 3771 qf_age(exarg_T *eap) 3772 { 3773 qf_info_T *qi; 3774 int count; 3775 3776 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 3777 return; 3778 3779 if (eap->addr_count != 0) 3780 count = eap->line2; 3781 else 3782 count = 1; 3783 while (count--) 3784 { 3785 if (eap->cmdidx == CMD_colder || eap->cmdidx == CMD_lolder) 3786 { 3787 if (qi->qf_curlist == 0) 3788 { 3789 emsg(_("E380: At bottom of quickfix stack")); 3790 break; 3791 } 3792 --qi->qf_curlist; 3793 } 3794 else 3795 { 3796 if (qi->qf_curlist >= qi->qf_listcount - 1) 3797 { 3798 emsg(_("E381: At top of quickfix stack")); 3799 break; 3800 } 3801 ++qi->qf_curlist; 3802 } 3803 } 3804 qf_msg(qi, qi->qf_curlist, ""); 3805 qf_update_buffer(qi, NULL); 3806 } 3807 3808 /* 3809 * Display the information about all the quickfix/location lists in the stack 3810 */ 3811 void 3812 qf_history(exarg_T *eap) 3813 { 3814 qf_info_T *qi = qf_cmd_get_stack(eap, FALSE); 3815 int i; 3816 3817 if (eap->addr_count > 0) 3818 { 3819 if (qi == NULL) 3820 { 3821 emsg(_(e_loclist)); 3822 return; 3823 } 3824 3825 // Jump to the specified quickfix list 3826 if (eap->line2 > 0 && eap->line2 <= qi->qf_listcount) 3827 { 3828 qi->qf_curlist = eap->line2 - 1; 3829 qf_msg(qi, qi->qf_curlist, ""); 3830 qf_update_buffer(qi, NULL); 3831 } 3832 else 3833 emsg(_(e_invrange)); 3834 3835 return; 3836 } 3837 3838 if (qf_stack_empty(qi)) 3839 msg(_("No entries")); 3840 else 3841 for (i = 0; i < qi->qf_listcount; ++i) 3842 qf_msg(qi, i, i == qi->qf_curlist ? "> " : " "); 3843 } 3844 3845 /* 3846 * Free all the entries in the error list "idx". Note that other information 3847 * associated with the list like context and title are not freed. 3848 */ 3849 static void 3850 qf_free_items(qf_list_T *qfl) 3851 { 3852 qfline_T *qfp; 3853 qfline_T *qfpnext; 3854 int stop = FALSE; 3855 3856 while (qfl->qf_count && qfl->qf_start != NULL) 3857 { 3858 qfp = qfl->qf_start; 3859 qfpnext = qfp->qf_next; 3860 if (!stop) 3861 { 3862 vim_free(qfp->qf_module); 3863 vim_free(qfp->qf_text); 3864 vim_free(qfp->qf_pattern); 3865 stop = (qfp == qfpnext); 3866 vim_free(qfp); 3867 if (stop) 3868 // Somehow qf_count may have an incorrect value, set it to 1 3869 // to avoid crashing when it's wrong. 3870 // TODO: Avoid qf_count being incorrect. 3871 qfl->qf_count = 1; 3872 } 3873 qfl->qf_start = qfpnext; 3874 --qfl->qf_count; 3875 } 3876 3877 qfl->qf_index = 0; 3878 qfl->qf_start = NULL; 3879 qfl->qf_last = NULL; 3880 qfl->qf_ptr = NULL; 3881 qfl->qf_nonevalid = TRUE; 3882 3883 qf_clean_dir_stack(&qfl->qf_dir_stack); 3884 qfl->qf_directory = NULL; 3885 qf_clean_dir_stack(&qfl->qf_file_stack); 3886 qfl->qf_currfile = NULL; 3887 qfl->qf_multiline = FALSE; 3888 qfl->qf_multiignore = FALSE; 3889 qfl->qf_multiscan = FALSE; 3890 } 3891 3892 /* 3893 * Free error list "idx". Frees all the entries in the quickfix list, 3894 * associated context information and the title. 3895 */ 3896 static void 3897 qf_free(qf_list_T *qfl) 3898 { 3899 qf_free_items(qfl); 3900 3901 VIM_CLEAR(qfl->qf_title); 3902 free_tv(qfl->qf_ctx); 3903 qfl->qf_ctx = NULL; 3904 free_callback(&qfl->qftf_cb); 3905 qfl->qf_id = 0; 3906 qfl->qf_changedtick = 0L; 3907 } 3908 3909 /* 3910 * qf_mark_adjust: adjust marks 3911 */ 3912 void 3913 qf_mark_adjust( 3914 win_T *wp, 3915 linenr_T line1, 3916 linenr_T line2, 3917 long amount, 3918 long amount_after) 3919 { 3920 int i; 3921 qfline_T *qfp; 3922 int idx; 3923 qf_info_T *qi = &ql_info; 3924 int found_one = FALSE; 3925 int buf_has_flag = wp == NULL ? BUF_HAS_QF_ENTRY : BUF_HAS_LL_ENTRY; 3926 3927 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 3928 return; 3929 if (wp != NULL) 3930 { 3931 if (wp->w_llist == NULL) 3932 return; 3933 qi = wp->w_llist; 3934 } 3935 3936 for (idx = 0; idx < qi->qf_listcount; ++idx) 3937 { 3938 qf_list_T *qfl = qf_get_list(qi, idx); 3939 3940 if (!qf_list_empty(qfl)) 3941 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 3942 if (qfp->qf_fnum == curbuf->b_fnum) 3943 { 3944 found_one = TRUE; 3945 if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2) 3946 { 3947 if (amount == MAXLNUM) 3948 qfp->qf_cleared = TRUE; 3949 else 3950 qfp->qf_lnum += amount; 3951 } 3952 else if (amount_after && qfp->qf_lnum > line2) 3953 qfp->qf_lnum += amount_after; 3954 } 3955 } 3956 3957 if (!found_one) 3958 curbuf->b_has_qf_entry &= ~buf_has_flag; 3959 } 3960 3961 /* 3962 * Make a nice message out of the error character and the error number: 3963 * char number message 3964 * e or E 0 " error" 3965 * w or W 0 " warning" 3966 * i or I 0 " info" 3967 * n or N 0 " note" 3968 * 0 0 "" 3969 * other 0 " c" 3970 * e or E n " error n" 3971 * w or W n " warning n" 3972 * i or I n " info n" 3973 * n or N n " note n" 3974 * 0 n " error n" 3975 * other n " c n" 3976 * 1 x "" :helpgrep 3977 */ 3978 static char_u * 3979 qf_types(int c, int nr) 3980 { 3981 static char_u buf[20]; 3982 static char_u cc[3]; 3983 char_u *p; 3984 3985 if (c == 'W' || c == 'w') 3986 p = (char_u *)" warning"; 3987 else if (c == 'I' || c == 'i') 3988 p = (char_u *)" info"; 3989 else if (c == 'N' || c == 'n') 3990 p = (char_u *)" note"; 3991 else if (c == 'E' || c == 'e' || (c == 0 && nr > 0)) 3992 p = (char_u *)" error"; 3993 else if (c == 0 || c == 1) 3994 p = (char_u *)""; 3995 else 3996 { 3997 cc[0] = ' '; 3998 cc[1] = c; 3999 cc[2] = NUL; 4000 p = cc; 4001 } 4002 4003 if (nr <= 0) 4004 return p; 4005 4006 sprintf((char *)buf, "%s %3d", (char *)p, nr); 4007 return buf; 4008 } 4009 4010 /* 4011 * When "split" is FALSE: Open the entry/result under the cursor. 4012 * When "split" is TRUE: Open the entry/result under the cursor in a new window. 4013 */ 4014 void 4015 qf_view_result(int split) 4016 { 4017 qf_info_T *qi = &ql_info; 4018 4019 if (!bt_quickfix(curbuf)) 4020 return; 4021 4022 if (IS_LL_WINDOW(curwin)) 4023 qi = GET_LOC_LIST(curwin); 4024 4025 if (qf_list_empty(qf_get_curlist(qi))) 4026 { 4027 emsg(_(e_quickfix)); 4028 return; 4029 } 4030 4031 if (split) 4032 { 4033 // Open the selected entry in a new window 4034 qf_jump_newwin(qi, 0, (long)curwin->w_cursor.lnum, FALSE, TRUE); 4035 do_cmdline_cmd((char_u *) "clearjumps"); 4036 return; 4037 } 4038 4039 do_cmdline_cmd((char_u *)(IS_LL_WINDOW(curwin) ? ".ll" : ".cc")); 4040 } 4041 4042 /* 4043 * ":cwindow": open the quickfix window if we have errors to display, 4044 * close it if not. 4045 * ":lwindow": open the location list window if we have locations to display, 4046 * close it if not. 4047 */ 4048 void 4049 ex_cwindow(exarg_T *eap) 4050 { 4051 qf_info_T *qi; 4052 qf_list_T *qfl; 4053 win_T *win; 4054 4055 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4056 return; 4057 4058 qfl = qf_get_curlist(qi); 4059 4060 // Look for an existing quickfix window. 4061 win = qf_find_win(qi); 4062 4063 // If a quickfix window is open but we have no errors to display, 4064 // close the window. If a quickfix window is not open, then open 4065 // it if we have errors; otherwise, leave it closed. 4066 if (qf_stack_empty(qi) 4067 || qfl->qf_nonevalid 4068 || qf_list_empty(qfl)) 4069 { 4070 if (win != NULL) 4071 ex_cclose(eap); 4072 } 4073 else if (win == NULL) 4074 ex_copen(eap); 4075 } 4076 4077 /* 4078 * ":cclose": close the window showing the list of errors. 4079 * ":lclose": close the window showing the location list 4080 */ 4081 void 4082 ex_cclose(exarg_T *eap) 4083 { 4084 win_T *win = NULL; 4085 qf_info_T *qi; 4086 4087 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 4088 return; 4089 4090 // Find existing quickfix window and close it. 4091 win = qf_find_win(qi); 4092 if (win != NULL) 4093 win_close(win, FALSE); 4094 } 4095 4096 /* 4097 * Set "w:quickfix_title" if "qi" has a title. 4098 */ 4099 static void 4100 qf_set_title_var(qf_list_T *qfl) 4101 { 4102 if (qfl->qf_title != NULL) 4103 set_internal_string_var((char_u *)"w:quickfix_title", qfl->qf_title); 4104 } 4105 4106 /* 4107 * Goto a quickfix or location list window (if present). 4108 * Returns OK if the window is found, FAIL otherwise. 4109 */ 4110 static int 4111 qf_goto_cwindow(qf_info_T *qi, int resize, int sz, int vertsplit) 4112 { 4113 win_T *win; 4114 4115 win = qf_find_win(qi); 4116 if (win == NULL) 4117 return FAIL; 4118 4119 win_goto(win); 4120 if (resize) 4121 { 4122 if (vertsplit) 4123 { 4124 if (sz != win->w_width) 4125 win_setwidth(sz); 4126 } 4127 else if (sz != win->w_height && win->w_height 4128 + win->w_status_height + tabline_height() < cmdline_row) 4129 win_setheight(sz); 4130 } 4131 4132 return OK; 4133 } 4134 4135 /* 4136 * Set options for the buffer in the quickfix or location list window. 4137 */ 4138 static void 4139 qf_set_cwindow_options(void) 4140 { 4141 // switch off 'swapfile' 4142 set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL); 4143 set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix", 4144 OPT_LOCAL); 4145 set_option_value((char_u *)"bh", 0L, (char_u *)"hide", OPT_LOCAL); 4146 RESET_BINDING(curwin); 4147 #ifdef FEAT_DIFF 4148 curwin->w_p_diff = FALSE; 4149 #endif 4150 #ifdef FEAT_FOLDING 4151 set_option_value((char_u *)"fdm", 0L, (char_u *)"manual", 4152 OPT_LOCAL); 4153 #endif 4154 } 4155 4156 /* 4157 * Open a new quickfix or location list window, load the quickfix buffer and 4158 * set the appropriate options for the window. 4159 * Returns FAIL if the window could not be opened. 4160 */ 4161 static int 4162 qf_open_new_cwindow(qf_info_T *qi, int height) 4163 { 4164 buf_T *qf_buf; 4165 win_T *oldwin = curwin; 4166 tabpage_T *prevtab = curtab; 4167 int flags = 0; 4168 win_T *win; 4169 4170 qf_buf = qf_find_buf(qi); 4171 4172 // The current window becomes the previous window afterwards. 4173 win = curwin; 4174 4175 if (IS_QF_STACK(qi) && cmdmod.cmod_split == 0) 4176 // Create the new quickfix window at the very bottom, except when 4177 // :belowright or :aboveleft is used. 4178 win_goto(lastwin); 4179 // Default is to open the window below the current window 4180 if (cmdmod.cmod_split == 0) 4181 flags = WSP_BELOW; 4182 flags |= WSP_NEWLOC; 4183 if (win_split(height, flags) == FAIL) 4184 return FAIL; // not enough room for window 4185 RESET_BINDING(curwin); 4186 4187 if (IS_LL_STACK(qi)) 4188 { 4189 // For the location list window, create a reference to the 4190 // location list stack from the window 'win'. 4191 curwin->w_llist_ref = qi; 4192 qi->qf_refcount++; 4193 } 4194 4195 if (oldwin != curwin) 4196 oldwin = NULL; // don't store info when in another window 4197 if (qf_buf != NULL) 4198 { 4199 // Use the existing quickfix buffer 4200 if (do_ecmd(qf_buf->b_fnum, NULL, NULL, NULL, ECMD_ONE, 4201 ECMD_HIDE + ECMD_OLDBUF, oldwin) == FAIL) 4202 return FAIL; 4203 } 4204 else 4205 { 4206 // Create a new quickfix buffer 4207 if (do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE, oldwin) == FAIL) 4208 return FAIL; 4209 4210 // save the number of the new buffer 4211 qi->qf_bufnr = curbuf->b_fnum; 4212 } 4213 4214 // Set the options for the quickfix buffer/window (if not already done) 4215 // Do this even if the quickfix buffer was already present, as an autocmd 4216 // might have previously deleted (:bdelete) the quickfix buffer. 4217 if (!bt_quickfix(curbuf)) 4218 qf_set_cwindow_options(); 4219 4220 // Only set the height when still in the same tab page and there is no 4221 // window to the side. 4222 if (curtab == prevtab && curwin->w_width == Columns) 4223 win_setheight(height); 4224 curwin->w_p_wfh = TRUE; // set 'winfixheight' 4225 if (win_valid(win)) 4226 prevwin = win; 4227 4228 return OK; 4229 } 4230 4231 /* 4232 * ":copen": open a window that shows the list of errors. 4233 * ":lopen": open a window that shows the location list. 4234 */ 4235 void 4236 ex_copen(exarg_T *eap) 4237 { 4238 qf_info_T *qi; 4239 qf_list_T *qfl; 4240 int height; 4241 int status = FAIL; 4242 int lnum; 4243 4244 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4245 return; 4246 4247 incr_quickfix_busy(); 4248 4249 if (eap->addr_count != 0) 4250 height = eap->line2; 4251 else 4252 height = QF_WINHEIGHT; 4253 4254 reset_VIsual_and_resel(); // stop Visual mode 4255 #ifdef FEAT_GUI 4256 need_mouse_correct = TRUE; 4257 #endif 4258 4259 // Find an existing quickfix window, or open a new one. 4260 if (cmdmod.cmod_tab == 0) 4261 status = qf_goto_cwindow(qi, eap->addr_count != 0, height, 4262 cmdmod.cmod_split & WSP_VERT); 4263 if (status == FAIL) 4264 if (qf_open_new_cwindow(qi, height) == FAIL) 4265 { 4266 decr_quickfix_busy(); 4267 return; 4268 } 4269 4270 qfl = qf_get_curlist(qi); 4271 qf_set_title_var(qfl); 4272 // Save the current index here, as updating the quickfix buffer may free 4273 // the quickfix list 4274 lnum = qfl->qf_index; 4275 4276 // Fill the buffer with the quickfix list. 4277 qf_fill_buffer(qfl, curbuf, NULL, curwin->w_id); 4278 4279 decr_quickfix_busy(); 4280 4281 curwin->w_cursor.lnum = lnum; 4282 curwin->w_cursor.col = 0; 4283 check_cursor(); 4284 update_topline(); // scroll to show the line 4285 } 4286 4287 /* 4288 * Move the cursor in the quickfix window to "lnum". 4289 */ 4290 static void 4291 qf_win_goto(win_T *win, linenr_T lnum) 4292 { 4293 win_T *old_curwin = curwin; 4294 4295 curwin = win; 4296 curbuf = win->w_buffer; 4297 curwin->w_cursor.lnum = lnum; 4298 curwin->w_cursor.col = 0; 4299 curwin->w_cursor.coladd = 0; 4300 curwin->w_curswant = 0; 4301 update_topline(); // scroll to show the line 4302 redraw_later(VALID); 4303 curwin->w_redr_status = TRUE; // update ruler 4304 curwin = old_curwin; 4305 curbuf = curwin->w_buffer; 4306 } 4307 4308 /* 4309 * :cbottom/:lbottom commands. 4310 */ 4311 void 4312 ex_cbottom(exarg_T *eap) 4313 { 4314 qf_info_T *qi; 4315 win_T *win; 4316 4317 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 4318 return; 4319 4320 win = qf_find_win(qi); 4321 if (win != NULL && win->w_cursor.lnum != win->w_buffer->b_ml.ml_line_count) 4322 qf_win_goto(win, win->w_buffer->b_ml.ml_line_count); 4323 } 4324 4325 /* 4326 * Return the number of the current entry (line number in the quickfix 4327 * window). 4328 */ 4329 linenr_T 4330 qf_current_entry(win_T *wp) 4331 { 4332 qf_info_T *qi = &ql_info; 4333 4334 if (IS_LL_WINDOW(wp)) 4335 // In the location list window, use the referenced location list 4336 qi = wp->w_llist_ref; 4337 4338 return qf_get_curlist(qi)->qf_index; 4339 } 4340 4341 /* 4342 * Update the cursor position in the quickfix window to the current error. 4343 * Return TRUE if there is a quickfix window. 4344 */ 4345 static int 4346 qf_win_pos_update( 4347 qf_info_T *qi, 4348 int old_qf_index) // previous qf_index or zero 4349 { 4350 win_T *win; 4351 int qf_index = qf_get_curlist(qi)->qf_index; 4352 4353 // Put the cursor on the current error in the quickfix window, so that 4354 // it's viewable. 4355 win = qf_find_win(qi); 4356 if (win != NULL 4357 && qf_index <= win->w_buffer->b_ml.ml_line_count 4358 && old_qf_index != qf_index) 4359 { 4360 if (qf_index > old_qf_index) 4361 { 4362 win->w_redraw_top = old_qf_index; 4363 win->w_redraw_bot = qf_index; 4364 } 4365 else 4366 { 4367 win->w_redraw_top = qf_index; 4368 win->w_redraw_bot = old_qf_index; 4369 } 4370 qf_win_goto(win, qf_index); 4371 } 4372 return win != NULL; 4373 } 4374 4375 /* 4376 * Check whether the given window is displaying the specified quickfix/location 4377 * stack. 4378 */ 4379 static int 4380 is_qf_win(win_T *win, qf_info_T *qi) 4381 { 4382 // A window displaying the quickfix buffer will have the w_llist_ref field 4383 // set to NULL. 4384 // A window displaying a location list buffer will have the w_llist_ref 4385 // pointing to the location list. 4386 if (bt_quickfix(win->w_buffer)) 4387 if ((IS_QF_STACK(qi) && win->w_llist_ref == NULL) 4388 || (IS_LL_STACK(qi) && win->w_llist_ref == qi)) 4389 return TRUE; 4390 4391 return FALSE; 4392 } 4393 4394 /* 4395 * Find a window displaying the quickfix/location stack 'qi' 4396 * Only searches in the current tabpage. 4397 */ 4398 static win_T * 4399 qf_find_win(qf_info_T *qi) 4400 { 4401 win_T *win; 4402 4403 FOR_ALL_WINDOWS(win) 4404 if (is_qf_win(win, qi)) 4405 return win; 4406 return NULL; 4407 } 4408 4409 /* 4410 * Find a quickfix buffer. 4411 * Searches in windows opened in all the tabs. 4412 */ 4413 static buf_T * 4414 qf_find_buf(qf_info_T *qi) 4415 { 4416 tabpage_T *tp; 4417 win_T *win; 4418 4419 if (qi->qf_bufnr != INVALID_QFBUFNR) 4420 { 4421 buf_T *qfbuf; 4422 qfbuf = buflist_findnr(qi->qf_bufnr); 4423 if (qfbuf != NULL) 4424 return qfbuf; 4425 // buffer is no longer present 4426 qi->qf_bufnr = INVALID_QFBUFNR; 4427 } 4428 4429 FOR_ALL_TAB_WINDOWS(tp, win) 4430 if (is_qf_win(win, qi)) 4431 return win->w_buffer; 4432 4433 return NULL; 4434 } 4435 4436 /* 4437 * Process the 'quickfixtextfunc' option value. 4438 */ 4439 int 4440 qf_process_qftf_option(void) 4441 { 4442 typval_T *tv; 4443 callback_T cb; 4444 4445 if (p_qftf == NULL || *p_qftf == NUL) 4446 { 4447 free_callback(&qftf_cb); 4448 return TRUE; 4449 } 4450 4451 if (*p_qftf == '{') 4452 { 4453 // Lambda expression 4454 tv = eval_expr(p_qftf, NULL); 4455 if (tv == NULL) 4456 return FALSE; 4457 } 4458 else 4459 { 4460 // treat everything else as a function name string 4461 tv = alloc_string_tv(vim_strsave(p_qftf)); 4462 if (tv == NULL) 4463 return FALSE; 4464 } 4465 4466 cb = get_callback(tv); 4467 if (cb.cb_name == NULL) 4468 { 4469 free_tv(tv); 4470 return FALSE; 4471 } 4472 4473 free_callback(&qftf_cb); 4474 set_callback(&qftf_cb, &cb); 4475 free_tv(tv); 4476 return TRUE; 4477 } 4478 4479 /* 4480 * Update the w:quickfix_title variable in the quickfix/location list window in 4481 * all the tab pages. 4482 */ 4483 static void 4484 qf_update_win_titlevar(qf_info_T *qi) 4485 { 4486 qf_list_T *qfl = qf_get_curlist(qi); 4487 tabpage_T *tp; 4488 win_T *win; 4489 win_T *save_curwin = curwin; 4490 4491 FOR_ALL_TAB_WINDOWS(tp, win) 4492 { 4493 if (is_qf_win(win, qi)) 4494 { 4495 curwin = win; 4496 qf_set_title_var(qfl); 4497 } 4498 } 4499 curwin = save_curwin; 4500 } 4501 4502 /* 4503 * Find the quickfix buffer. If it exists, update the contents. 4504 */ 4505 static void 4506 qf_update_buffer(qf_info_T *qi, qfline_T *old_last) 4507 { 4508 buf_T *buf; 4509 win_T *win; 4510 aco_save_T aco; 4511 4512 // Check if a buffer for the quickfix list exists. Update it. 4513 buf = qf_find_buf(qi); 4514 if (buf != NULL) 4515 { 4516 linenr_T old_line_count = buf->b_ml.ml_line_count; 4517 int qf_winid = 0; 4518 4519 if (IS_LL_STACK(qi)) 4520 { 4521 if (curwin->w_llist == qi) 4522 win = curwin; 4523 else 4524 { 4525 win = qf_find_win_with_loclist(qi); 4526 if (win == NULL) 4527 return; 4528 } 4529 qf_winid = win->w_id; 4530 } 4531 4532 if (old_last == NULL) 4533 // set curwin/curbuf to buf and save a few things 4534 aucmd_prepbuf(&aco, buf); 4535 4536 qf_update_win_titlevar(qi); 4537 4538 qf_fill_buffer(qf_get_curlist(qi), buf, old_last, qf_winid); 4539 ++CHANGEDTICK(buf); 4540 4541 if (old_last == NULL) 4542 { 4543 (void)qf_win_pos_update(qi, 0); 4544 4545 // restore curwin/curbuf and a few other things 4546 aucmd_restbuf(&aco); 4547 } 4548 4549 // Only redraw when added lines are visible. This avoids flickering 4550 // when the added lines are not visible. 4551 if ((win = qf_find_win(qi)) != NULL && old_line_count < win->w_botline) 4552 redraw_buf_later(buf, NOT_VALID); 4553 } 4554 } 4555 4556 /* 4557 * Add an error line to the quickfix buffer. 4558 */ 4559 static int 4560 qf_buf_add_line( 4561 buf_T *buf, // quickfix window buffer 4562 linenr_T lnum, 4563 qfline_T *qfp, 4564 char_u *dirname, 4565 int first_bufline, 4566 char_u *qftf_str) 4567 { 4568 int len; 4569 buf_T *errbuf; 4570 4571 // If the 'quickfixtextfunc' function returned an non-empty custom string 4572 // for this entry, then use it. 4573 if (qftf_str != NULL && *qftf_str != NUL) 4574 vim_strncpy(IObuff, qftf_str, IOSIZE - 1); 4575 else 4576 { 4577 if (qfp->qf_module != NULL) 4578 { 4579 vim_strncpy(IObuff, qfp->qf_module, IOSIZE - 1); 4580 len = (int)STRLEN(IObuff); 4581 } 4582 else if (qfp->qf_fnum != 0 4583 && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL 4584 && errbuf->b_fname != NULL) 4585 { 4586 if (qfp->qf_type == 1) // :helpgrep 4587 vim_strncpy(IObuff, gettail(errbuf->b_fname), IOSIZE - 1); 4588 else 4589 { 4590 // Shorten the file name if not done already. 4591 // For optimization, do this only for the first entry in a 4592 // buffer. 4593 if (first_bufline && (errbuf->b_sfname == NULL 4594 || mch_isFullName(errbuf->b_sfname))) 4595 { 4596 if (*dirname == NUL) 4597 mch_dirname(dirname, MAXPATHL); 4598 shorten_buf_fname(errbuf, dirname, FALSE); 4599 } 4600 vim_strncpy(IObuff, errbuf->b_fname, IOSIZE - 1); 4601 } 4602 len = (int)STRLEN(IObuff); 4603 } 4604 else 4605 len = 0; 4606 4607 if (len < IOSIZE - 1) 4608 IObuff[len++] = '|'; 4609 4610 if (qfp->qf_lnum > 0) 4611 { 4612 qf_range_text(qfp, IObuff + len, IOSIZE - len); 4613 len += (int)STRLEN(IObuff + len); 4614 4615 vim_snprintf((char *)IObuff + len, IOSIZE - len, "%s", 4616 (char *)qf_types(qfp->qf_type, qfp->qf_nr)); 4617 len += (int)STRLEN(IObuff + len); 4618 } 4619 else if (qfp->qf_pattern != NULL) 4620 { 4621 qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len); 4622 len += (int)STRLEN(IObuff + len); 4623 } 4624 if (len < IOSIZE - 2) 4625 { 4626 IObuff[len++] = '|'; 4627 IObuff[len++] = ' '; 4628 } 4629 4630 // Remove newlines and leading whitespace from the text. 4631 // For an unrecognized line keep the indent, the compiler may 4632 // mark a word with ^^^^. 4633 qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text, 4634 IObuff + len, IOSIZE - len); 4635 } 4636 4637 if (ml_append_buf(buf, lnum, IObuff, 4638 (colnr_T)STRLEN(IObuff) + 1, FALSE) == FAIL) 4639 return FAIL; 4640 4641 return OK; 4642 } 4643 4644 /* 4645 * Call the 'quickfixtextfunc' function to get the list of lines to display in 4646 * the quickfix window for the entries 'start_idx' to 'end_idx'. 4647 */ 4648 static list_T * 4649 call_qftf_func(qf_list_T *qfl, int qf_winid, long start_idx, long end_idx) 4650 { 4651 callback_T *cb = &qftf_cb; 4652 list_T *qftf_list = NULL; 4653 4654 // If 'quickfixtextfunc' is set, then use the user-supplied function to get 4655 // the text to display. Use the local value of 'quickfixtextfunc' if it is 4656 // set. 4657 if (qfl->qftf_cb.cb_name != NULL) 4658 cb = &qfl->qftf_cb; 4659 if (cb != NULL && cb->cb_name != NULL) 4660 { 4661 typval_T args[1]; 4662 dict_T *d; 4663 typval_T rettv; 4664 4665 // create the dict argument 4666 if ((d = dict_alloc_lock(VAR_FIXED)) == NULL) 4667 return NULL; 4668 dict_add_number(d, "quickfix", (long)IS_QF_LIST(qfl)); 4669 dict_add_number(d, "winid", (long)qf_winid); 4670 dict_add_number(d, "id", (long)qfl->qf_id); 4671 dict_add_number(d, "start_idx", start_idx); 4672 dict_add_number(d, "end_idx", end_idx); 4673 ++d->dv_refcount; 4674 args[0].v_type = VAR_DICT; 4675 args[0].vval.v_dict = d; 4676 4677 qftf_list = NULL; 4678 if (call_callback(cb, 0, &rettv, 1, args) != FAIL) 4679 { 4680 if (rettv.v_type == VAR_LIST) 4681 { 4682 qftf_list = rettv.vval.v_list; 4683 qftf_list->lv_refcount++; 4684 } 4685 clear_tv(&rettv); 4686 } 4687 dict_unref(d); 4688 } 4689 4690 return qftf_list; 4691 } 4692 4693 /* 4694 * Fill current buffer with quickfix errors, replacing any previous contents. 4695 * curbuf must be the quickfix buffer! 4696 * If "old_last" is not NULL append the items after this one. 4697 * When "old_last" is NULL then "buf" must equal "curbuf"! Because 4698 * ml_delete() is used and autocommands will be triggered. 4699 */ 4700 static void 4701 qf_fill_buffer(qf_list_T *qfl, buf_T *buf, qfline_T *old_last, int qf_winid) 4702 { 4703 linenr_T lnum; 4704 qfline_T *qfp; 4705 int old_KeyTyped = KeyTyped; 4706 list_T *qftf_list = NULL; 4707 listitem_T *qftf_li = NULL; 4708 4709 if (old_last == NULL) 4710 { 4711 if (buf != curbuf) 4712 { 4713 internal_error("qf_fill_buffer()"); 4714 return; 4715 } 4716 4717 // delete all existing lines 4718 while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0) 4719 (void)ml_delete((linenr_T)1); 4720 } 4721 4722 // Check if there is anything to display 4723 if (qfl != NULL) 4724 { 4725 char_u dirname[MAXPATHL]; 4726 int invalid_val = FALSE; 4727 int prev_bufnr = -1; 4728 4729 *dirname = NUL; 4730 4731 // Add one line for each error 4732 if (old_last == NULL) 4733 { 4734 qfp = qfl->qf_start; 4735 lnum = 0; 4736 } 4737 else 4738 { 4739 if (old_last->qf_next != NULL) 4740 qfp = old_last->qf_next; 4741 else 4742 qfp = old_last; 4743 lnum = buf->b_ml.ml_line_count; 4744 } 4745 4746 qftf_list = call_qftf_func(qfl, qf_winid, (long)(lnum + 1), 4747 (long)qfl->qf_count); 4748 if (qftf_list != NULL) 4749 qftf_li = qftf_list->lv_first; 4750 4751 while (lnum < qfl->qf_count) 4752 { 4753 char_u *qftf_str = NULL; 4754 4755 // Use the text supplied by the user defined function (if any). 4756 // If the returned value is not string, then ignore the rest 4757 // of the returned values and use the default. 4758 if (qftf_li != NULL && !invalid_val) 4759 { 4760 qftf_str = tv_get_string_chk(&qftf_li->li_tv); 4761 if (qftf_str == NULL) 4762 invalid_val = TRUE; 4763 } 4764 4765 if (qf_buf_add_line(buf, lnum, qfp, dirname, 4766 prev_bufnr != qfp->qf_fnum, qftf_str) == FAIL) 4767 break; 4768 4769 prev_bufnr = qfp->qf_fnum; 4770 ++lnum; 4771 qfp = qfp->qf_next; 4772 if (qfp == NULL) 4773 break; 4774 4775 if (qftf_li != NULL) 4776 qftf_li = qftf_li->li_next; 4777 } 4778 4779 if (old_last == NULL) 4780 // Delete the empty line which is now at the end 4781 (void)ml_delete(lnum + 1); 4782 } 4783 4784 // correct cursor position 4785 check_lnums(TRUE); 4786 4787 if (old_last == NULL) 4788 { 4789 // Set the 'filetype' to "qf" each time after filling the buffer. 4790 // This resembles reading a file into a buffer, it's more logical when 4791 // using autocommands. 4792 ++curbuf_lock; 4793 set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL); 4794 curbuf->b_p_ma = FALSE; 4795 4796 keep_filetype = TRUE; // don't detect 'filetype' 4797 apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL, 4798 FALSE, curbuf); 4799 apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL, 4800 FALSE, curbuf); 4801 keep_filetype = FALSE; 4802 --curbuf_lock; 4803 4804 // make sure it will be redrawn 4805 redraw_curbuf_later(NOT_VALID); 4806 } 4807 4808 // Restore KeyTyped, setting 'filetype' may reset it. 4809 KeyTyped = old_KeyTyped; 4810 } 4811 4812 /* 4813 * For every change made to the quickfix list, update the changed tick. 4814 */ 4815 static void 4816 qf_list_changed(qf_list_T *qfl) 4817 { 4818 qfl->qf_changedtick++; 4819 } 4820 4821 /* 4822 * Return the quickfix/location list number with the given identifier. 4823 * Returns -1 if list is not found. 4824 */ 4825 static int 4826 qf_id2nr(qf_info_T *qi, int_u qfid) 4827 { 4828 int qf_idx; 4829 4830 for (qf_idx = 0; qf_idx < qi->qf_listcount; qf_idx++) 4831 if (qi->qf_lists[qf_idx].qf_id == qfid) 4832 return qf_idx; 4833 return INVALID_QFIDX; 4834 } 4835 4836 /* 4837 * If the current list is not "save_qfid" and we can find the list with that ID 4838 * then make it the current list. 4839 * This is used when autocommands may have changed the current list. 4840 * Returns OK if successfully restored the list. Returns FAIL if the list with 4841 * the specified identifier (save_qfid) is not found in the stack. 4842 */ 4843 static int 4844 qf_restore_list(qf_info_T *qi, int_u save_qfid) 4845 { 4846 int curlist; 4847 4848 if (qf_get_curlist(qi)->qf_id != save_qfid) 4849 { 4850 curlist = qf_id2nr(qi, save_qfid); 4851 if (curlist < 0) 4852 // list is not present 4853 return FAIL; 4854 qi->qf_curlist = curlist; 4855 } 4856 return OK; 4857 } 4858 4859 /* 4860 * Jump to the first entry if there is one. 4861 */ 4862 static void 4863 qf_jump_first(qf_info_T *qi, int_u save_qfid, int forceit) 4864 { 4865 if (qf_restore_list(qi, save_qfid) == FAIL) 4866 return; 4867 4868 // Autocommands might have cleared the list, check for that. 4869 if (!qf_list_empty(qf_get_curlist(qi))) 4870 qf_jump(qi, 0, 0, forceit); 4871 } 4872 4873 /* 4874 * Return TRUE when using ":vimgrep" for ":grep". 4875 */ 4876 int 4877 grep_internal(cmdidx_T cmdidx) 4878 { 4879 return ((cmdidx == CMD_grep 4880 || cmdidx == CMD_lgrep 4881 || cmdidx == CMD_grepadd 4882 || cmdidx == CMD_lgrepadd) 4883 && STRCMP("internal", 4884 *curbuf->b_p_gp == NUL ? p_gp : curbuf->b_p_gp) == 0); 4885 } 4886 4887 /* 4888 * Return the make/grep autocmd name. 4889 */ 4890 static char_u * 4891 make_get_auname(cmdidx_T cmdidx) 4892 { 4893 switch (cmdidx) 4894 { 4895 case CMD_make: return (char_u *)"make"; 4896 case CMD_lmake: return (char_u *)"lmake"; 4897 case CMD_grep: return (char_u *)"grep"; 4898 case CMD_lgrep: return (char_u *)"lgrep"; 4899 case CMD_grepadd: return (char_u *)"grepadd"; 4900 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 4901 default: return NULL; 4902 } 4903 } 4904 4905 /* 4906 * Return the name for the errorfile, in allocated memory. 4907 * Find a new unique name when 'makeef' contains "##". 4908 * Returns NULL for error. 4909 */ 4910 static char_u * 4911 get_mef_name(void) 4912 { 4913 char_u *p; 4914 char_u *name; 4915 static int start = -1; 4916 static int off = 0; 4917 #ifdef HAVE_LSTAT 4918 stat_T sb; 4919 #endif 4920 4921 if (*p_mef == NUL) 4922 { 4923 name = vim_tempname('e', FALSE); 4924 if (name == NULL) 4925 emsg(_(e_notmp)); 4926 return name; 4927 } 4928 4929 for (p = p_mef; *p; ++p) 4930 if (p[0] == '#' && p[1] == '#') 4931 break; 4932 4933 if (*p == NUL) 4934 return vim_strsave(p_mef); 4935 4936 // Keep trying until the name doesn't exist yet. 4937 for (;;) 4938 { 4939 if (start == -1) 4940 start = mch_get_pid(); 4941 else 4942 off += 19; 4943 4944 name = alloc(STRLEN(p_mef) + 30); 4945 if (name == NULL) 4946 break; 4947 STRCPY(name, p_mef); 4948 sprintf((char *)name + (p - p_mef), "%d%d", start, off); 4949 STRCAT(name, p + 2); 4950 if (mch_getperm(name) < 0 4951 #ifdef HAVE_LSTAT 4952 // Don't accept a symbolic link, it's a security risk. 4953 && mch_lstat((char *)name, &sb) < 0 4954 #endif 4955 ) 4956 break; 4957 vim_free(name); 4958 } 4959 return name; 4960 } 4961 4962 /* 4963 * Form the complete command line to invoke 'make'/'grep'. Quote the command 4964 * using 'shellquote' and append 'shellpipe'. Echo the fully formed command. 4965 */ 4966 static char_u * 4967 make_get_fullcmd(char_u *makecmd, char_u *fname) 4968 { 4969 char_u *cmd; 4970 unsigned len; 4971 4972 len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(makecmd) + 1; 4973 if (*p_sp != NUL) 4974 len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(fname) + 3; 4975 cmd = alloc(len); 4976 if (cmd == NULL) 4977 return NULL; 4978 sprintf((char *)cmd, "%s%s%s", (char *)p_shq, (char *)makecmd, 4979 (char *)p_shq); 4980 4981 // If 'shellpipe' empty: don't redirect to 'errorfile'. 4982 if (*p_sp != NUL) 4983 append_redir(cmd, len, p_sp, fname); 4984 4985 // Display the fully formed command. Output a newline if there's something 4986 // else than the :make command that was typed (in which case the cursor is 4987 // in column 0). 4988 if (msg_col == 0) 4989 msg_didout = FALSE; 4990 msg_start(); 4991 msg_puts(":!"); 4992 msg_outtrans(cmd); // show what we are doing 4993 4994 return cmd; 4995 } 4996 4997 /* 4998 * Used for ":make", ":lmake", ":grep", ":lgrep", ":grepadd", and ":lgrepadd" 4999 */ 5000 void 5001 ex_make(exarg_T *eap) 5002 { 5003 char_u *fname; 5004 char_u *cmd; 5005 char_u *enc = NULL; 5006 win_T *wp = NULL; 5007 qf_info_T *qi = &ql_info; 5008 int res; 5009 char_u *au_name = NULL; 5010 int_u save_qfid; 5011 5012 // Redirect ":grep" to ":vimgrep" if 'grepprg' is "internal". 5013 if (grep_internal(eap->cmdidx)) 5014 { 5015 ex_vimgrep(eap); 5016 return; 5017 } 5018 5019 au_name = make_get_auname(eap->cmdidx); 5020 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5021 curbuf->b_fname, TRUE, curbuf)) 5022 { 5023 #ifdef FEAT_EVAL 5024 if (aborting()) 5025 return; 5026 #endif 5027 } 5028 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5029 5030 if (is_loclist_cmd(eap->cmdidx)) 5031 wp = curwin; 5032 5033 autowrite_all(); 5034 fname = get_mef_name(); 5035 if (fname == NULL) 5036 return; 5037 mch_remove(fname); // in case it's not unique 5038 5039 cmd = make_get_fullcmd(eap->arg, fname); 5040 if (cmd == NULL) 5041 return; 5042 5043 // let the shell know if we are redirecting output or not 5044 do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0); 5045 5046 #ifdef AMIGA 5047 out_flush(); 5048 // read window status report and redraw before message 5049 (void)char_avail(); 5050 #endif 5051 5052 incr_quickfix_busy(); 5053 5054 res = qf_init(wp, fname, (eap->cmdidx != CMD_make 5055 && eap->cmdidx != CMD_lmake) ? p_gefm : p_efm, 5056 (eap->cmdidx != CMD_grepadd 5057 && eap->cmdidx != CMD_lgrepadd), 5058 qf_cmdtitle(*eap->cmdlinep), enc); 5059 if (wp != NULL) 5060 { 5061 qi = GET_LOC_LIST(wp); 5062 if (qi == NULL) 5063 goto cleanup; 5064 } 5065 if (res >= 0) 5066 qf_list_changed(qf_get_curlist(qi)); 5067 5068 // Remember the current quickfix list identifier, so that we can 5069 // check for autocommands changing the current quickfix list. 5070 save_qfid = qf_get_curlist(qi)->qf_id; 5071 if (au_name != NULL) 5072 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 5073 curbuf->b_fname, TRUE, curbuf); 5074 if (res > 0 && !eap->forceit && qflist_valid(wp, save_qfid)) 5075 // display the first error 5076 qf_jump_first(qi, save_qfid, FALSE); 5077 5078 cleanup: 5079 decr_quickfix_busy(); 5080 mch_remove(fname); 5081 vim_free(fname); 5082 vim_free(cmd); 5083 } 5084 5085 /* 5086 * Returns the number of entries in the current quickfix/location list. 5087 */ 5088 int 5089 qf_get_size(exarg_T *eap) 5090 { 5091 qf_info_T *qi; 5092 5093 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5094 return 0; 5095 return qf_get_curlist(qi)->qf_count; 5096 } 5097 5098 /* 5099 * Returns the number of valid entries in the current quickfix/location list. 5100 */ 5101 int 5102 qf_get_valid_size(exarg_T *eap) 5103 { 5104 qf_info_T *qi; 5105 qf_list_T *qfl; 5106 qfline_T *qfp; 5107 int i, sz = 0; 5108 int prev_fnum = 0; 5109 5110 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5111 return 0; 5112 5113 qfl = qf_get_curlist(qi); 5114 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5115 { 5116 if (qfp->qf_valid) 5117 { 5118 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo) 5119 sz++; // Count all valid entries 5120 else if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5121 { 5122 // Count the number of files 5123 sz++; 5124 prev_fnum = qfp->qf_fnum; 5125 } 5126 } 5127 } 5128 5129 return sz; 5130 } 5131 5132 /* 5133 * Returns the current index of the quickfix/location list. 5134 * Returns 0 if there is an error. 5135 */ 5136 int 5137 qf_get_cur_idx(exarg_T *eap) 5138 { 5139 qf_info_T *qi; 5140 5141 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5142 return 0; 5143 5144 return qf_get_curlist(qi)->qf_index; 5145 } 5146 5147 /* 5148 * Returns the current index in the quickfix/location list (counting only valid 5149 * entries). If no valid entries are in the list, then returns 1. 5150 */ 5151 int 5152 qf_get_cur_valid_idx(exarg_T *eap) 5153 { 5154 qf_info_T *qi; 5155 qf_list_T *qfl; 5156 qfline_T *qfp; 5157 int i, eidx = 0; 5158 int prev_fnum = 0; 5159 5160 if ((qi = qf_cmd_get_stack(eap, FALSE)) == NULL) 5161 return 1; 5162 5163 qfl = qf_get_curlist(qi); 5164 qfp = qfl->qf_start; 5165 5166 // check if the list has valid errors 5167 if (!qf_list_has_valid_entries(qfl)) 5168 return 1; 5169 5170 for (i = 1; i <= qfl->qf_index && qfp!= NULL; i++, qfp = qfp->qf_next) 5171 { 5172 if (qfp->qf_valid) 5173 { 5174 if (eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5175 { 5176 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5177 { 5178 // Count the number of files 5179 eidx++; 5180 prev_fnum = qfp->qf_fnum; 5181 } 5182 } 5183 else 5184 eidx++; 5185 } 5186 } 5187 5188 return eidx ? eidx : 1; 5189 } 5190 5191 /* 5192 * Get the 'n'th valid error entry in the quickfix or location list. 5193 * Used by :cdo, :ldo, :cfdo and :lfdo commands. 5194 * For :cdo and :ldo returns the 'n'th valid error entry. 5195 * For :cfdo and :lfdo returns the 'n'th valid file entry. 5196 */ 5197 static int 5198 qf_get_nth_valid_entry(qf_list_T *qfl, int n, int fdo) 5199 { 5200 qfline_T *qfp; 5201 int i, eidx; 5202 int prev_fnum = 0; 5203 5204 // check if the list has valid errors 5205 if (!qf_list_has_valid_entries(qfl)) 5206 return 1; 5207 5208 eidx = 0; 5209 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 5210 { 5211 if (qfp->qf_valid) 5212 { 5213 if (fdo) 5214 { 5215 if (qfp->qf_fnum > 0 && qfp->qf_fnum != prev_fnum) 5216 { 5217 // Count the number of files 5218 eidx++; 5219 prev_fnum = qfp->qf_fnum; 5220 } 5221 } 5222 else 5223 eidx++; 5224 } 5225 5226 if (eidx == n) 5227 break; 5228 } 5229 5230 if (i <= qfl->qf_count) 5231 return i; 5232 else 5233 return 1; 5234 } 5235 5236 /* 5237 * ":cc", ":crewind", ":cfirst" and ":clast". 5238 * ":ll", ":lrewind", ":lfirst" and ":llast". 5239 * ":cdo", ":ldo", ":cfdo" and ":lfdo" 5240 */ 5241 void 5242 ex_cc(exarg_T *eap) 5243 { 5244 qf_info_T *qi; 5245 int errornr; 5246 5247 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5248 return; 5249 5250 if (eap->addr_count > 0) 5251 errornr = (int)eap->line2; 5252 else 5253 { 5254 switch (eap->cmdidx) 5255 { 5256 case CMD_cc: case CMD_ll: 5257 errornr = 0; 5258 break; 5259 case CMD_crewind: case CMD_lrewind: case CMD_cfirst: 5260 case CMD_lfirst: 5261 errornr = 1; 5262 break; 5263 default: 5264 errornr = 32767; 5265 } 5266 } 5267 5268 // For cdo and ldo commands, jump to the nth valid error. 5269 // For cfdo and lfdo commands, jump to the nth valid file entry. 5270 if (eap->cmdidx == CMD_cdo || eap->cmdidx == CMD_ldo 5271 || eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo) 5272 errornr = qf_get_nth_valid_entry(qf_get_curlist(qi), 5273 eap->addr_count > 0 ? (int)eap->line1 : 1, 5274 eap->cmdidx == CMD_cfdo || eap->cmdidx == CMD_lfdo); 5275 5276 qf_jump(qi, 0, errornr, eap->forceit); 5277 } 5278 5279 /* 5280 * ":cnext", ":cnfile", ":cNext" and ":cprevious". 5281 * ":lnext", ":lNext", ":lprevious", ":lnfile", ":lNfile" and ":lpfile". 5282 * Also, used by ":cdo", ":ldo", ":cfdo" and ":lfdo" commands. 5283 */ 5284 void 5285 ex_cnext(exarg_T *eap) 5286 { 5287 qf_info_T *qi; 5288 int errornr; 5289 int dir; 5290 5291 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5292 return; 5293 5294 if (eap->addr_count > 0 5295 && (eap->cmdidx != CMD_cdo && eap->cmdidx != CMD_ldo 5296 && eap->cmdidx != CMD_cfdo && eap->cmdidx != CMD_lfdo)) 5297 errornr = (int)eap->line2; 5298 else 5299 errornr = 1; 5300 5301 // Depending on the command jump to either next or previous entry/file. 5302 switch (eap->cmdidx) 5303 { 5304 case CMD_cnext: case CMD_lnext: case CMD_cdo: case CMD_ldo: 5305 dir = FORWARD; 5306 break; 5307 case CMD_cprevious: case CMD_lprevious: case CMD_cNext: 5308 case CMD_lNext: 5309 dir = BACKWARD; 5310 break; 5311 case CMD_cnfile: case CMD_lnfile: case CMD_cfdo: case CMD_lfdo: 5312 dir = FORWARD_FILE; 5313 break; 5314 case CMD_cpfile: case CMD_lpfile: case CMD_cNfile: case CMD_lNfile: 5315 dir = BACKWARD_FILE; 5316 break; 5317 default: 5318 dir = FORWARD; 5319 break; 5320 } 5321 5322 qf_jump(qi, dir, errornr, eap->forceit); 5323 } 5324 5325 /* 5326 * Find the first entry in the quickfix list 'qfl' from buffer 'bnr'. 5327 * The index of the entry is stored in 'errornr'. 5328 * Returns NULL if an entry is not found. 5329 */ 5330 static qfline_T * 5331 qf_find_first_entry_in_buf(qf_list_T *qfl, int bnr, int *errornr) 5332 { 5333 qfline_T *qfp = NULL; 5334 int idx = 0; 5335 5336 // Find the first entry in this file 5337 FOR_ALL_QFL_ITEMS(qfl, qfp, idx) 5338 if (qfp->qf_fnum == bnr) 5339 break; 5340 5341 *errornr = idx; 5342 return qfp; 5343 } 5344 5345 /* 5346 * Find the first quickfix entry on the same line as 'entry'. Updates 'errornr' 5347 * with the error number for the first entry. Assumes the entries are sorted in 5348 * the quickfix list by line number. 5349 */ 5350 static qfline_T * 5351 qf_find_first_entry_on_line(qfline_T *entry, int *errornr) 5352 { 5353 while (!got_int 5354 && entry->qf_prev != NULL 5355 && entry->qf_fnum == entry->qf_prev->qf_fnum 5356 && entry->qf_lnum == entry->qf_prev->qf_lnum) 5357 { 5358 entry = entry->qf_prev; 5359 --*errornr; 5360 } 5361 5362 return entry; 5363 } 5364 5365 /* 5366 * Find the last quickfix entry on the same line as 'entry'. Updates 'errornr' 5367 * with the error number for the last entry. Assumes the entries are sorted in 5368 * the quickfix list by line number. 5369 */ 5370 static qfline_T * 5371 qf_find_last_entry_on_line(qfline_T *entry, int *errornr) 5372 { 5373 while (!got_int && 5374 entry->qf_next != NULL 5375 && entry->qf_fnum == entry->qf_next->qf_fnum 5376 && entry->qf_lnum == entry->qf_next->qf_lnum) 5377 { 5378 entry = entry->qf_next; 5379 ++*errornr; 5380 } 5381 5382 return entry; 5383 } 5384 5385 /* 5386 * Returns TRUE if the specified quickfix entry is 5387 * after the given line (linewise is TRUE) 5388 * or after the line and column. 5389 */ 5390 static int 5391 qf_entry_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5392 { 5393 if (linewise) 5394 return qfp->qf_lnum > pos->lnum; 5395 else 5396 return (qfp->qf_lnum > pos->lnum || 5397 (qfp->qf_lnum == pos->lnum && qfp->qf_col > pos->col)); 5398 } 5399 5400 /* 5401 * Returns TRUE if the specified quickfix entry is 5402 * before the given line (linewise is TRUE) 5403 * or before the line and column. 5404 */ 5405 static int 5406 qf_entry_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5407 { 5408 if (linewise) 5409 return qfp->qf_lnum < pos->lnum; 5410 else 5411 return (qfp->qf_lnum < pos->lnum || 5412 (qfp->qf_lnum == pos->lnum && qfp->qf_col < pos->col)); 5413 } 5414 5415 /* 5416 * Returns TRUE if the specified quickfix entry is 5417 * on or after the given line (linewise is TRUE) 5418 * or on or after the line and column. 5419 */ 5420 static int 5421 qf_entry_on_or_after_pos(qfline_T *qfp, pos_T *pos, int linewise) 5422 { 5423 if (linewise) 5424 return qfp->qf_lnum >= pos->lnum; 5425 else 5426 return (qfp->qf_lnum > pos->lnum || 5427 (qfp->qf_lnum == pos->lnum && qfp->qf_col >= pos->col)); 5428 } 5429 5430 /* 5431 * Returns TRUE if the specified quickfix entry is 5432 * on or before the given line (linewise is TRUE) 5433 * or on or before the line and column. 5434 */ 5435 static int 5436 qf_entry_on_or_before_pos(qfline_T *qfp, pos_T *pos, int linewise) 5437 { 5438 if (linewise) 5439 return qfp->qf_lnum <= pos->lnum; 5440 else 5441 return (qfp->qf_lnum < pos->lnum || 5442 (qfp->qf_lnum == pos->lnum && qfp->qf_col <= pos->col)); 5443 } 5444 5445 /* 5446 * Find the first quickfix entry after position 'pos' in buffer 'bnr'. 5447 * If 'linewise' is TRUE, returns the entry after the specified line and treats 5448 * multiple entries on a single line as one. Otherwise returns the entry after 5449 * the specified line and column. 5450 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5451 * index of the very first entry in the quickfix list. 5452 * Returns NULL if an entry is not found after 'pos'. 5453 */ 5454 static qfline_T * 5455 qf_find_entry_after_pos( 5456 int bnr, 5457 pos_T *pos, 5458 int linewise, 5459 qfline_T *qfp, 5460 int *errornr) 5461 { 5462 if (qf_entry_after_pos(qfp, pos, linewise)) 5463 // First entry is after position 'pos' 5464 return qfp; 5465 5466 // Find the entry just before or at the position 'pos' 5467 while (qfp->qf_next != NULL 5468 && qfp->qf_next->qf_fnum == bnr 5469 && qf_entry_on_or_before_pos(qfp->qf_next, pos, linewise)) 5470 { 5471 qfp = qfp->qf_next; 5472 ++*errornr; 5473 } 5474 5475 if (qfp->qf_next == NULL || qfp->qf_next->qf_fnum != bnr) 5476 // No entries found after position 'pos' 5477 return NULL; 5478 5479 // Use the entry just after position 'pos' 5480 qfp = qfp->qf_next; 5481 ++*errornr; 5482 5483 return qfp; 5484 } 5485 5486 /* 5487 * Find the first quickfix entry before position 'pos' in buffer 'bnr'. 5488 * If 'linewise' is TRUE, returns the entry before the specified line and 5489 * treats multiple entries on a single line as one. Otherwise returns the entry 5490 * before the specified line and column. 5491 * 'qfp' points to the very first entry in the buffer and 'errornr' is the 5492 * index of the very first entry in the quickfix list. 5493 * Returns NULL if an entry is not found before 'pos'. 5494 */ 5495 static qfline_T * 5496 qf_find_entry_before_pos( 5497 int bnr, 5498 pos_T *pos, 5499 int linewise, 5500 qfline_T *qfp, 5501 int *errornr) 5502 { 5503 // Find the entry just before the position 'pos' 5504 while (qfp->qf_next != NULL 5505 && qfp->qf_next->qf_fnum == bnr 5506 && qf_entry_before_pos(qfp->qf_next, pos, linewise)) 5507 { 5508 qfp = qfp->qf_next; 5509 ++*errornr; 5510 } 5511 5512 if (qf_entry_on_or_after_pos(qfp, pos, linewise)) 5513 return NULL; 5514 5515 if (linewise) 5516 // If multiple entries are on the same line, then use the first entry 5517 qfp = qf_find_first_entry_on_line(qfp, errornr); 5518 5519 return qfp; 5520 } 5521 5522 /* 5523 * Find a quickfix entry in 'qfl' closest to position 'pos' in buffer 'bnr' in 5524 * the direction 'dir'. 5525 */ 5526 static qfline_T * 5527 qf_find_closest_entry( 5528 qf_list_T *qfl, 5529 int bnr, 5530 pos_T *pos, 5531 int dir, 5532 int linewise, 5533 int *errornr) 5534 { 5535 qfline_T *qfp; 5536 5537 *errornr = 0; 5538 5539 // Find the first entry in this file 5540 qfp = qf_find_first_entry_in_buf(qfl, bnr, errornr); 5541 if (qfp == NULL) 5542 return NULL; // no entry in this file 5543 5544 if (dir == FORWARD) 5545 qfp = qf_find_entry_after_pos(bnr, pos, linewise, qfp, errornr); 5546 else 5547 qfp = qf_find_entry_before_pos(bnr, pos, linewise, qfp, errornr); 5548 5549 return qfp; 5550 } 5551 5552 /* 5553 * Get the nth quickfix entry below the specified entry. Searches forward in 5554 * the list. If linewise is TRUE, then treat multiple entries on a single line 5555 * as one. 5556 */ 5557 static void 5558 qf_get_nth_below_entry(qfline_T *entry_arg, int n, int linewise, int *errornr) 5559 { 5560 qfline_T *entry = entry_arg; 5561 5562 while (n-- > 0 && !got_int) 5563 { 5564 int first_errornr = *errornr; 5565 5566 if (linewise) 5567 // Treat all the entries on the same line in this file as one 5568 entry = qf_find_last_entry_on_line(entry, errornr); 5569 5570 if (entry->qf_next == NULL 5571 || entry->qf_next->qf_fnum != entry->qf_fnum) 5572 { 5573 if (linewise) 5574 *errornr = first_errornr; 5575 break; 5576 } 5577 5578 entry = entry->qf_next; 5579 ++*errornr; 5580 } 5581 } 5582 5583 /* 5584 * Get the nth quickfix entry above the specified entry. Searches backwards in 5585 * the list. If linewise is TRUE, then treat multiple entries on a single line 5586 * as one. 5587 */ 5588 static void 5589 qf_get_nth_above_entry(qfline_T *entry, int n, int linewise, int *errornr) 5590 { 5591 while (n-- > 0 && !got_int) 5592 { 5593 if (entry->qf_prev == NULL 5594 || entry->qf_prev->qf_fnum != entry->qf_fnum) 5595 break; 5596 5597 entry = entry->qf_prev; 5598 --*errornr; 5599 5600 // If multiple entries are on the same line, then use the first entry 5601 if (linewise) 5602 entry = qf_find_first_entry_on_line(entry, errornr); 5603 } 5604 } 5605 5606 /* 5607 * Find the n'th quickfix entry adjacent to position 'pos' in buffer 'bnr' in 5608 * the specified direction. Returns the error number in the quickfix list or 0 5609 * if an entry is not found. 5610 */ 5611 static int 5612 qf_find_nth_adj_entry( 5613 qf_list_T *qfl, 5614 int bnr, 5615 pos_T *pos, 5616 int n, 5617 int dir, 5618 int linewise) 5619 { 5620 qfline_T *adj_entry; 5621 int errornr; 5622 5623 // Find an entry closest to the specified position 5624 adj_entry = qf_find_closest_entry(qfl, bnr, pos, dir, linewise, &errornr); 5625 if (adj_entry == NULL) 5626 return 0; 5627 5628 if (--n > 0) 5629 { 5630 // Go to the n'th entry in the current buffer 5631 if (dir == FORWARD) 5632 qf_get_nth_below_entry(adj_entry, n, linewise, &errornr); 5633 else 5634 qf_get_nth_above_entry(adj_entry, n, linewise, &errornr); 5635 } 5636 5637 return errornr; 5638 } 5639 5640 /* 5641 * Jump to a quickfix entry in the current file nearest to the current line or 5642 * current line/col. 5643 * ":cabove", ":cbelow", ":labove", ":lbelow", ":cafter", ":cbefore", 5644 * ":lafter" and ":lbefore" commands 5645 */ 5646 void 5647 ex_cbelow(exarg_T *eap) 5648 { 5649 qf_info_T *qi; 5650 qf_list_T *qfl; 5651 int dir; 5652 int buf_has_flag; 5653 int errornr = 0; 5654 pos_T pos; 5655 5656 if (eap->addr_count > 0 && eap->line2 <= 0) 5657 { 5658 emsg(_(e_invrange)); 5659 return; 5660 } 5661 5662 // Check whether the current buffer has any quickfix entries 5663 if (eap->cmdidx == CMD_cabove || eap->cmdidx == CMD_cbelow 5664 || eap->cmdidx == CMD_cbefore || eap->cmdidx == CMD_cafter) 5665 buf_has_flag = BUF_HAS_QF_ENTRY; 5666 else 5667 buf_has_flag = BUF_HAS_LL_ENTRY; 5668 if (!(curbuf->b_has_qf_entry & buf_has_flag)) 5669 { 5670 emsg(_(e_quickfix)); 5671 return; 5672 } 5673 5674 if ((qi = qf_cmd_get_stack(eap, TRUE)) == NULL) 5675 return; 5676 5677 qfl = qf_get_curlist(qi); 5678 // check if the list has valid errors 5679 if (!qf_list_has_valid_entries(qfl)) 5680 { 5681 emsg(_(e_quickfix)); 5682 return; 5683 } 5684 5685 if (eap->cmdidx == CMD_cbelow 5686 || eap->cmdidx == CMD_lbelow 5687 || eap->cmdidx == CMD_cafter 5688 || eap->cmdidx == CMD_lafter) 5689 // Forward motion commands 5690 dir = FORWARD; 5691 else 5692 dir = BACKWARD; 5693 5694 pos = curwin->w_cursor; 5695 // A quickfix entry column number is 1 based whereas cursor column 5696 // number is 0 based. Adjust the column number. 5697 pos.col++; 5698 errornr = qf_find_nth_adj_entry(qfl, curbuf->b_fnum, &pos, 5699 eap->addr_count > 0 ? eap->line2 : 0, dir, 5700 eap->cmdidx == CMD_cbelow 5701 || eap->cmdidx == CMD_lbelow 5702 || eap->cmdidx == CMD_cabove 5703 || eap->cmdidx == CMD_labove); 5704 5705 if (errornr > 0) 5706 qf_jump(qi, 0, errornr, FALSE); 5707 else 5708 emsg(_(e_no_more_items)); 5709 } 5710 5711 /* 5712 * Return the autocmd name for the :cfile Ex commands 5713 */ 5714 static char_u * 5715 cfile_get_auname(cmdidx_T cmdidx) 5716 { 5717 switch (cmdidx) 5718 { 5719 case CMD_cfile: return (char_u *)"cfile"; 5720 case CMD_cgetfile: return (char_u *)"cgetfile"; 5721 case CMD_caddfile: return (char_u *)"caddfile"; 5722 case CMD_lfile: return (char_u *)"lfile"; 5723 case CMD_lgetfile: return (char_u *)"lgetfile"; 5724 case CMD_laddfile: return (char_u *)"laddfile"; 5725 default: return NULL; 5726 } 5727 } 5728 5729 /* 5730 * ":cfile"/":cgetfile"/":caddfile" commands. 5731 * ":lfile"/":lgetfile"/":laddfile" commands. 5732 */ 5733 void 5734 ex_cfile(exarg_T *eap) 5735 { 5736 char_u *enc = NULL; 5737 win_T *wp = NULL; 5738 qf_info_T *qi = &ql_info; 5739 char_u *au_name = NULL; 5740 int_u save_qfid = 0; // init for gcc 5741 int res; 5742 5743 au_name = cfile_get_auname(eap->cmdidx); 5744 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 5745 NULL, FALSE, curbuf)) 5746 { 5747 #ifdef FEAT_EVAL 5748 if (aborting()) 5749 return; 5750 #endif 5751 } 5752 5753 enc = (*curbuf->b_p_menc != NUL) ? curbuf->b_p_menc : p_menc; 5754 #ifdef FEAT_BROWSE 5755 if (cmdmod.cmod_flags & CMOD_BROWSE) 5756 { 5757 char_u *browse_file = do_browse(0, (char_u *)_("Error file"), eap->arg, 5758 NULL, NULL, 5759 (char_u *)_(BROWSE_FILTER_ALL_FILES), NULL); 5760 if (browse_file == NULL) 5761 return; 5762 set_string_option_direct((char_u *)"ef", -1, browse_file, OPT_FREE, 0); 5763 vim_free(browse_file); 5764 } 5765 else 5766 #endif 5767 if (*eap->arg != NUL) 5768 set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE, 0); 5769 5770 if (is_loclist_cmd(eap->cmdidx)) 5771 wp = curwin; 5772 5773 incr_quickfix_busy(); 5774 5775 // This function is used by the :cfile, :cgetfile and :caddfile 5776 // commands. 5777 // :cfile always creates a new quickfix list and jumps to the 5778 // first error. 5779 // :cgetfile creates a new quickfix list but doesn't jump to the 5780 // first error. 5781 // :caddfile adds to an existing quickfix list. If there is no 5782 // quickfix list then a new list is created. 5783 res = qf_init(wp, p_ef, p_efm, (eap->cmdidx != CMD_caddfile 5784 && eap->cmdidx != CMD_laddfile), 5785 qf_cmdtitle(*eap->cmdlinep), enc); 5786 if (wp != NULL) 5787 { 5788 qi = GET_LOC_LIST(wp); 5789 if (qi == NULL) 5790 { 5791 decr_quickfix_busy(); 5792 return; 5793 } 5794 } 5795 if (res >= 0) 5796 qf_list_changed(qf_get_curlist(qi)); 5797 save_qfid = qf_get_curlist(qi)->qf_id; 5798 if (au_name != NULL) 5799 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, NULL, FALSE, curbuf); 5800 5801 // Jump to the first error for a new list and if autocmds didn't 5802 // free the list. 5803 if (res > 0 && (eap->cmdidx == CMD_cfile || eap->cmdidx == CMD_lfile) 5804 && qflist_valid(wp, save_qfid)) 5805 // display the first error 5806 qf_jump_first(qi, save_qfid, eap->forceit); 5807 5808 decr_quickfix_busy(); 5809 } 5810 5811 /* 5812 * Return the vimgrep autocmd name. 5813 */ 5814 static char_u * 5815 vgr_get_auname(cmdidx_T cmdidx) 5816 { 5817 switch (cmdidx) 5818 { 5819 case CMD_vimgrep: return (char_u *)"vimgrep"; 5820 case CMD_lvimgrep: return (char_u *)"lvimgrep"; 5821 case CMD_vimgrepadd: return (char_u *)"vimgrepadd"; 5822 case CMD_lvimgrepadd: return (char_u *)"lvimgrepadd"; 5823 case CMD_grep: return (char_u *)"grep"; 5824 case CMD_lgrep: return (char_u *)"lgrep"; 5825 case CMD_grepadd: return (char_u *)"grepadd"; 5826 case CMD_lgrepadd: return (char_u *)"lgrepadd"; 5827 default: return NULL; 5828 } 5829 } 5830 5831 /* 5832 * Initialize the regmatch used by vimgrep for pattern "s". 5833 */ 5834 static void 5835 vgr_init_regmatch(regmmatch_T *regmatch, char_u *s) 5836 { 5837 // Get the search pattern: either white-separated or enclosed in // 5838 regmatch->regprog = NULL; 5839 5840 if (s == NULL || *s == NUL) 5841 { 5842 // Pattern is empty, use last search pattern. 5843 if (last_search_pat() == NULL) 5844 { 5845 emsg(_(e_noprevre)); 5846 return; 5847 } 5848 regmatch->regprog = vim_regcomp(last_search_pat(), RE_MAGIC); 5849 } 5850 else 5851 regmatch->regprog = vim_regcomp(s, RE_MAGIC); 5852 5853 regmatch->rmm_ic = p_ic; 5854 regmatch->rmm_maxcol = 0; 5855 } 5856 5857 /* 5858 * Display a file name when vimgrep is running. 5859 */ 5860 static void 5861 vgr_display_fname(char_u *fname) 5862 { 5863 char_u *p; 5864 5865 msg_start(); 5866 p = msg_strtrunc(fname, TRUE); 5867 if (p == NULL) 5868 msg_outtrans(fname); 5869 else 5870 { 5871 msg_outtrans(p); 5872 vim_free(p); 5873 } 5874 msg_clr_eos(); 5875 msg_didout = FALSE; // overwrite this message 5876 msg_nowait = TRUE; // don't wait for this message 5877 msg_col = 0; 5878 out_flush(); 5879 } 5880 5881 /* 5882 * Load a dummy buffer to search for a pattern using vimgrep. 5883 */ 5884 static buf_T * 5885 vgr_load_dummy_buf( 5886 char_u *fname, 5887 char_u *dirname_start, 5888 char_u *dirname_now) 5889 { 5890 int save_mls; 5891 #if defined(FEAT_SYN_HL) 5892 char_u *save_ei = NULL; 5893 #endif 5894 buf_T *buf; 5895 5896 #if defined(FEAT_SYN_HL) 5897 // Don't do Filetype autocommands to avoid loading syntax and 5898 // indent scripts, a great speed improvement. 5899 save_ei = au_event_disable(",Filetype"); 5900 #endif 5901 // Don't use modelines here, it's useless. 5902 save_mls = p_mls; 5903 p_mls = 0; 5904 5905 // Load file into a buffer, so that 'fileencoding' is detected, 5906 // autocommands applied, etc. 5907 buf = load_dummy_buffer(fname, dirname_start, dirname_now); 5908 5909 p_mls = save_mls; 5910 #if defined(FEAT_SYN_HL) 5911 au_event_restore(save_ei); 5912 #endif 5913 5914 return buf; 5915 } 5916 5917 /* 5918 * Check whether a quickfix/location list is valid. Autocmds may remove or 5919 * change a quickfix list when vimgrep is running. If the list is not found, 5920 * create a new list. 5921 */ 5922 static int 5923 vgr_qflist_valid( 5924 win_T *wp, 5925 qf_info_T *qi, 5926 int_u qfid, 5927 char_u *title) 5928 { 5929 // Verify that the quickfix/location list was not freed by an autocmd 5930 if (!qflist_valid(wp, qfid)) 5931 { 5932 if (wp != NULL) 5933 { 5934 // An autocmd has freed the location list. 5935 emsg(_(e_current_location_list_was_changed)); 5936 return FALSE; 5937 } 5938 else 5939 { 5940 // Quickfix list is not found, create a new one. 5941 qf_new_list(qi, title); 5942 return TRUE; 5943 } 5944 } 5945 5946 if (qf_restore_list(qi, qfid) == FAIL) 5947 return FALSE; 5948 5949 return TRUE; 5950 } 5951 5952 /* 5953 * Search for a pattern in all the lines in a buffer and add the matching lines 5954 * to a quickfix list. 5955 */ 5956 static int 5957 vgr_match_buflines( 5958 qf_list_T *qfl, 5959 char_u *fname, 5960 buf_T *buf, 5961 char_u *spat, 5962 regmmatch_T *regmatch, 5963 long *tomatch, 5964 int duplicate_name, 5965 int flags) 5966 { 5967 int found_match = FALSE; 5968 long lnum; 5969 colnr_T col; 5970 int pat_len = (int)STRLEN(spat); 5971 5972 for (lnum = 1; lnum <= buf->b_ml.ml_line_count && *tomatch > 0; ++lnum) 5973 { 5974 col = 0; 5975 if (!(flags & VGR_FUZZY)) 5976 { 5977 // Regular expression match 5978 while (vim_regexec_multi(regmatch, curwin, buf, lnum, 5979 col, NULL, NULL) > 0) 5980 { 5981 // Pass the buffer number so that it gets used even for a 5982 // dummy buffer, unless duplicate_name is set, then the 5983 // buffer will be wiped out below. 5984 if (qf_add_entry(qfl, 5985 NULL, // dir 5986 fname, 5987 NULL, 5988 duplicate_name ? 0 : buf->b_fnum, 5989 ml_get_buf(buf, 5990 regmatch->startpos[0].lnum + lnum, FALSE), 5991 regmatch->startpos[0].lnum + lnum, 5992 regmatch->endpos[0].lnum + lnum, 5993 regmatch->startpos[0].col + 1, 5994 regmatch->endpos[0].col + 1, 5995 FALSE, // vis_col 5996 NULL, // search pattern 5997 0, // nr 5998 0, // type 5999 TRUE // valid 6000 ) == QF_FAIL) 6001 { 6002 got_int = TRUE; 6003 break; 6004 } 6005 found_match = TRUE; 6006 if (--*tomatch == 0) 6007 break; 6008 if ((flags & VGR_GLOBAL) == 0 6009 || regmatch->endpos[0].lnum > 0) 6010 break; 6011 col = regmatch->endpos[0].col 6012 + (col == regmatch->endpos[0].col); 6013 if (col > (colnr_T)STRLEN(ml_get_buf(buf, lnum, FALSE))) 6014 break; 6015 } 6016 } 6017 else 6018 { 6019 char_u *str = ml_get_buf(buf, lnum, FALSE); 6020 int score; 6021 int_u matches[MAX_FUZZY_MATCHES]; 6022 int_u sz = ARRAY_LENGTH(matches); 6023 6024 // Fuzzy string match 6025 while (fuzzy_match(str + col, spat, FALSE, &score, matches, sz) > 0) 6026 { 6027 // Pass the buffer number so that it gets used even for a 6028 // dummy buffer, unless duplicate_name is set, then the 6029 // buffer will be wiped out below. 6030 if (qf_add_entry(qfl, 6031 NULL, // dir 6032 fname, 6033 NULL, 6034 duplicate_name ? 0 : buf->b_fnum, 6035 str, 6036 lnum, 6037 0, 6038 matches[0] + col + 1, 6039 0, 6040 FALSE, // vis_col 6041 NULL, // search pattern 6042 0, // nr 6043 0, // type 6044 TRUE // valid 6045 ) == QF_FAIL) 6046 { 6047 got_int = TRUE; 6048 break; 6049 } 6050 found_match = TRUE; 6051 if (--*tomatch == 0) 6052 break; 6053 if ((flags & VGR_GLOBAL) == 0) 6054 break; 6055 col = matches[pat_len - 1] + col + 1; 6056 if (col > (colnr_T)STRLEN(str)) 6057 break; 6058 } 6059 } 6060 line_breakcheck(); 6061 if (got_int) 6062 break; 6063 } 6064 6065 return found_match; 6066 } 6067 6068 /* 6069 * Jump to the first match and update the directory. 6070 */ 6071 static void 6072 vgr_jump_to_match( 6073 qf_info_T *qi, 6074 int forceit, 6075 int *redraw_for_dummy, 6076 buf_T *first_match_buf, 6077 char_u *target_dir) 6078 { 6079 buf_T *buf; 6080 6081 buf = curbuf; 6082 qf_jump(qi, 0, 0, forceit); 6083 if (buf != curbuf) 6084 // If we jumped to another buffer redrawing will already be 6085 // taken care of. 6086 *redraw_for_dummy = FALSE; 6087 6088 // Jump to the directory used after loading the buffer. 6089 if (curbuf == first_match_buf && target_dir != NULL) 6090 { 6091 exarg_T ea; 6092 6093 CLEAR_FIELD(ea); 6094 ea.arg = target_dir; 6095 ea.cmdidx = CMD_lcd; 6096 ex_cd(&ea); 6097 } 6098 } 6099 6100 /* 6101 * :vimgrep command arguments 6102 */ 6103 typedef struct 6104 { 6105 long tomatch; // maximum number of matches to find 6106 char_u *spat; // search pattern 6107 int flags; // search modifier 6108 char_u **fnames; // list of files to search 6109 int fcount; // number of files 6110 regmmatch_T regmatch; // compiled search pattern 6111 char_u *qf_title; // quickfix list title 6112 } vgr_args_T; 6113 6114 /* 6115 * Process :vimgrep command arguments. The command syntax is: 6116 * 6117 * :{count}vimgrep /{pattern}/[g][j] {file} ... 6118 */ 6119 static int 6120 vgr_process_args( 6121 exarg_T *eap, 6122 vgr_args_T *args) 6123 { 6124 char_u *p; 6125 6126 vim_memset(args, 0, sizeof(*args)); 6127 6128 args->regmatch.regprog = NULL; 6129 args->qf_title = vim_strsave(qf_cmdtitle(*eap->cmdlinep)); 6130 6131 if (eap->addr_count > 0) 6132 args->tomatch = eap->line2; 6133 else 6134 args->tomatch = MAXLNUM; 6135 6136 // Get the search pattern: either white-separated or enclosed in // 6137 p = skip_vimgrep_pat(eap->arg, &args->spat, &args->flags); 6138 if (p == NULL) 6139 { 6140 emsg(_(e_invalpat)); 6141 return FAIL; 6142 } 6143 6144 vgr_init_regmatch(&args->regmatch, args->spat); 6145 if (args->regmatch.regprog == NULL) 6146 return FAIL; 6147 6148 p = skipwhite(p); 6149 if (*p == NUL) 6150 { 6151 emsg(_("E683: File name missing or invalid pattern")); 6152 return FAIL; 6153 } 6154 6155 // Parse the list of arguments, wildcards have already been expanded. 6156 if (get_arglist_exp(p, &args->fcount, &args->fnames, TRUE) == FAIL) 6157 return FAIL; 6158 if (args->fcount == 0) 6159 { 6160 emsg(_(e_nomatch)); 6161 return FAIL; 6162 } 6163 6164 return OK; 6165 } 6166 6167 /* 6168 * Return TRUE if "buf" had an existing swap file, the current swap file does 6169 * not end in ".swp". 6170 */ 6171 static int 6172 existing_swapfile(buf_T *buf) 6173 { 6174 if (buf->b_ml.ml_mfp != NULL && buf->b_ml.ml_mfp->mf_fname != NULL) 6175 { 6176 char_u *fname = buf->b_ml.ml_mfp->mf_fname; 6177 size_t len = STRLEN(fname); 6178 6179 return fname[len - 1] != 'p' || fname[len - 2] != 'w'; 6180 } 6181 return FALSE; 6182 } 6183 6184 /* 6185 * Search for a pattern in a list of files and populate the quickfix list with 6186 * the matches. 6187 */ 6188 static int 6189 vgr_process_files( 6190 win_T *wp, 6191 qf_info_T *qi, 6192 vgr_args_T *cmd_args, 6193 int *redraw_for_dummy, 6194 buf_T **first_match_buf, 6195 char_u **target_dir) 6196 { 6197 int status = FAIL; 6198 int_u save_qfid = qf_get_curlist(qi)->qf_id; 6199 time_t seconds = 0; 6200 char_u *fname; 6201 int fi; 6202 buf_T *buf; 6203 int duplicate_name = FALSE; 6204 int using_dummy; 6205 char_u *dirname_start = NULL; 6206 char_u *dirname_now = NULL; 6207 int found_match; 6208 aco_save_T aco; 6209 6210 dirname_start = alloc_id(MAXPATHL, aid_qf_dirname_start); 6211 dirname_now = alloc_id(MAXPATHL, aid_qf_dirname_now); 6212 if (dirname_start == NULL || dirname_now == NULL) 6213 goto theend; 6214 6215 // Remember the current directory, because a BufRead autocommand that does 6216 // ":lcd %:p:h" changes the meaning of short path names. 6217 mch_dirname(dirname_start, MAXPATHL); 6218 6219 seconds = (time_t)0; 6220 for (fi = 0; fi < cmd_args->fcount && !got_int && cmd_args->tomatch > 0; 6221 ++fi) 6222 { 6223 fname = shorten_fname1(cmd_args->fnames[fi]); 6224 if (time(NULL) > seconds) 6225 { 6226 // Display the file name every second or so, show the user we are 6227 // working on it. 6228 seconds = time(NULL); 6229 vgr_display_fname(fname); 6230 } 6231 6232 buf = buflist_findname_exp(cmd_args->fnames[fi]); 6233 if (buf == NULL || buf->b_ml.ml_mfp == NULL) 6234 { 6235 // Remember that a buffer with this name already exists. 6236 duplicate_name = (buf != NULL); 6237 using_dummy = TRUE; 6238 *redraw_for_dummy = TRUE; 6239 6240 buf = vgr_load_dummy_buf(fname, dirname_start, dirname_now); 6241 } 6242 else 6243 // Use existing, loaded buffer. 6244 using_dummy = FALSE; 6245 6246 // Check whether the quickfix list is still valid. When loading a 6247 // buffer above, autocommands might have changed the quickfix list. 6248 if (!vgr_qflist_valid(wp, qi, save_qfid, cmd_args->qf_title)) 6249 goto theend; 6250 6251 save_qfid = qf_get_curlist(qi)->qf_id; 6252 6253 if (buf == NULL) 6254 { 6255 if (!got_int) 6256 smsg(_("Cannot open file \"%s\""), fname); 6257 } 6258 else 6259 { 6260 // Try for a match in all lines of the buffer. 6261 // For ":1vimgrep" look for first match only. 6262 found_match = vgr_match_buflines(qf_get_curlist(qi), 6263 fname, buf, cmd_args->spat, &cmd_args->regmatch, 6264 &cmd_args->tomatch, duplicate_name, cmd_args->flags); 6265 6266 if (using_dummy) 6267 { 6268 if (found_match && *first_match_buf == NULL) 6269 *first_match_buf = buf; 6270 if (duplicate_name) 6271 { 6272 // Never keep a dummy buffer if there is another buffer 6273 // with the same name. 6274 wipe_dummy_buffer(buf, dirname_start); 6275 buf = NULL; 6276 } 6277 else if ((cmdmod.cmod_flags & CMOD_HIDE) == 0 6278 || buf->b_p_bh[0] == 'u' // "unload" 6279 || buf->b_p_bh[0] == 'w' // "wipe" 6280 || buf->b_p_bh[0] == 'd') // "delete" 6281 { 6282 // When no match was found we don't need to remember the 6283 // buffer, wipe it out. If there was a match and it 6284 // wasn't the first one or we won't jump there: only 6285 // unload the buffer. 6286 // Ignore 'hidden' here, because it may lead to having too 6287 // many swap files. 6288 if (!found_match) 6289 { 6290 wipe_dummy_buffer(buf, dirname_start); 6291 buf = NULL; 6292 } 6293 else if (buf != *first_match_buf 6294 || (cmd_args->flags & VGR_NOJUMP) 6295 || existing_swapfile(buf)) 6296 { 6297 unload_dummy_buffer(buf, dirname_start); 6298 // Keeping the buffer, remove the dummy flag. 6299 buf->b_flags &= ~BF_DUMMY; 6300 buf = NULL; 6301 } 6302 } 6303 6304 if (buf != NULL) 6305 { 6306 // Keeping the buffer, remove the dummy flag. 6307 buf->b_flags &= ~BF_DUMMY; 6308 6309 // If the buffer is still loaded we need to use the 6310 // directory we jumped to below. 6311 if (buf == *first_match_buf 6312 && *target_dir == NULL 6313 && STRCMP(dirname_start, dirname_now) != 0) 6314 *target_dir = vim_strsave(dirname_now); 6315 6316 // The buffer is still loaded, the Filetype autocommands 6317 // need to be done now, in that buffer. And the modelines 6318 // need to be done (again). But not the window-local 6319 // options! 6320 aucmd_prepbuf(&aco, buf); 6321 #if defined(FEAT_SYN_HL) 6322 apply_autocmds(EVENT_FILETYPE, buf->b_p_ft, 6323 buf->b_fname, TRUE, buf); 6324 #endif 6325 do_modelines(OPT_NOWIN); 6326 aucmd_restbuf(&aco); 6327 } 6328 } 6329 } 6330 } 6331 6332 status = OK; 6333 6334 theend: 6335 vim_free(dirname_now); 6336 vim_free(dirname_start); 6337 return status; 6338 } 6339 6340 /* 6341 * ":vimgrep {pattern} file(s)" 6342 * ":vimgrepadd {pattern} file(s)" 6343 * ":lvimgrep {pattern} file(s)" 6344 * ":lvimgrepadd {pattern} file(s)" 6345 */ 6346 void 6347 ex_vimgrep(exarg_T *eap) 6348 { 6349 vgr_args_T args; 6350 qf_info_T *qi; 6351 qf_list_T *qfl; 6352 int_u save_qfid; 6353 win_T *wp = NULL; 6354 int redraw_for_dummy = FALSE; 6355 buf_T *first_match_buf = NULL; 6356 char_u *target_dir = NULL; 6357 char_u *au_name = NULL; 6358 int status; 6359 6360 au_name = vgr_get_auname(eap->cmdidx); 6361 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 6362 curbuf->b_fname, TRUE, curbuf)) 6363 { 6364 #ifdef FEAT_EVAL 6365 if (aborting()) 6366 return; 6367 #endif 6368 } 6369 6370 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 6371 if (qi == NULL) 6372 return; 6373 6374 if (vgr_process_args(eap, &args) == FAIL) 6375 goto theend; 6376 6377 if ((eap->cmdidx != CMD_grepadd && eap->cmdidx != CMD_lgrepadd 6378 && eap->cmdidx != CMD_vimgrepadd 6379 && eap->cmdidx != CMD_lvimgrepadd) 6380 || qf_stack_empty(qi)) 6381 // make place for a new list 6382 qf_new_list(qi, args.qf_title); 6383 6384 incr_quickfix_busy(); 6385 6386 status = vgr_process_files(wp, qi, &args, &redraw_for_dummy, 6387 &first_match_buf, &target_dir); 6388 if (status != OK) 6389 { 6390 FreeWild(args.fcount, args.fnames); 6391 decr_quickfix_busy(); 6392 goto theend; 6393 } 6394 6395 FreeWild(args.fcount, args.fnames); 6396 6397 qfl = qf_get_curlist(qi); 6398 qfl->qf_nonevalid = FALSE; 6399 qfl->qf_ptr = qfl->qf_start; 6400 qfl->qf_index = 1; 6401 qf_list_changed(qfl); 6402 6403 qf_update_buffer(qi, NULL); 6404 6405 // Remember the current quickfix list identifier, so that we can check for 6406 // autocommands changing the current quickfix list. 6407 save_qfid = qf_get_curlist(qi)->qf_id; 6408 6409 if (au_name != NULL) 6410 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 6411 curbuf->b_fname, TRUE, curbuf); 6412 // The QuickFixCmdPost autocmd may free the quickfix list. Check the list 6413 // is still valid. 6414 if (!qflist_valid(wp, save_qfid) 6415 || qf_restore_list(qi, save_qfid) == FAIL) 6416 { 6417 decr_quickfix_busy(); 6418 goto theend; 6419 } 6420 6421 // Jump to first match. 6422 if (!qf_list_empty(qf_get_curlist(qi))) 6423 { 6424 if ((args.flags & VGR_NOJUMP) == 0) 6425 vgr_jump_to_match(qi, eap->forceit, &redraw_for_dummy, 6426 first_match_buf, target_dir); 6427 } 6428 else 6429 semsg(_(e_nomatch2), args.spat); 6430 6431 decr_quickfix_busy(); 6432 6433 // If we loaded a dummy buffer into the current window, the autocommands 6434 // may have messed up things, need to redraw and recompute folds. 6435 if (redraw_for_dummy) 6436 { 6437 #ifdef FEAT_FOLDING 6438 foldUpdateAll(curwin); 6439 #else 6440 redraw_later(NOT_VALID); 6441 #endif 6442 } 6443 6444 theend: 6445 vim_free(args.qf_title); 6446 vim_free(target_dir); 6447 vim_regfree(args.regmatch.regprog); 6448 } 6449 6450 /* 6451 * Restore current working directory to "dirname_start" if they differ, taking 6452 * into account whether it is set locally or globally. 6453 */ 6454 static void 6455 restore_start_dir(char_u *dirname_start) 6456 { 6457 char_u *dirname_now = alloc(MAXPATHL); 6458 6459 if (NULL != dirname_now) 6460 { 6461 mch_dirname(dirname_now, MAXPATHL); 6462 if (STRCMP(dirname_start, dirname_now) != 0) 6463 { 6464 // If the directory has changed, change it back by building up an 6465 // appropriate ex command and executing it. 6466 exarg_T ea; 6467 6468 CLEAR_FIELD(ea); 6469 ea.arg = dirname_start; 6470 ea.cmdidx = (curwin->w_localdir == NULL) ? CMD_cd : CMD_lcd; 6471 ex_cd(&ea); 6472 } 6473 vim_free(dirname_now); 6474 } 6475 } 6476 6477 /* 6478 * Load file "fname" into a dummy buffer and return the buffer pointer, 6479 * placing the directory resulting from the buffer load into the 6480 * "resulting_dir" pointer. "resulting_dir" must be allocated by the caller 6481 * prior to calling this function. Restores directory to "dirname_start" prior 6482 * to returning, if autocmds or the 'autochdir' option have changed it. 6483 * 6484 * If creating the dummy buffer does not fail, must call unload_dummy_buffer() 6485 * or wipe_dummy_buffer() later! 6486 * 6487 * Returns NULL if it fails. 6488 */ 6489 static buf_T * 6490 load_dummy_buffer( 6491 char_u *fname, 6492 char_u *dirname_start, // in: old directory 6493 char_u *resulting_dir) // out: new directory 6494 { 6495 buf_T *newbuf; 6496 bufref_T newbufref; 6497 bufref_T newbuf_to_wipe; 6498 int failed = TRUE; 6499 aco_save_T aco; 6500 int readfile_result; 6501 6502 // Allocate a buffer without putting it in the buffer list. 6503 newbuf = buflist_new(NULL, NULL, (linenr_T)1, BLN_DUMMY); 6504 if (newbuf == NULL) 6505 return NULL; 6506 set_bufref(&newbufref, newbuf); 6507 6508 // Init the options. 6509 buf_copy_options(newbuf, BCO_ENTER | BCO_NOHELP); 6510 6511 // need to open the memfile before putting the buffer in a window 6512 if (ml_open(newbuf) == OK) 6513 { 6514 // Make sure this buffer isn't wiped out by autocommands. 6515 ++newbuf->b_locked; 6516 6517 // set curwin/curbuf to buf and save a few things 6518 aucmd_prepbuf(&aco, newbuf); 6519 6520 // Need to set the filename for autocommands. 6521 (void)setfname(curbuf, fname, NULL, FALSE); 6522 6523 // Create swap file now to avoid the ATTENTION message. 6524 check_need_swap(TRUE); 6525 6526 // Remove the "dummy" flag, otherwise autocommands may not 6527 // work. 6528 curbuf->b_flags &= ~BF_DUMMY; 6529 6530 newbuf_to_wipe.br_buf = NULL; 6531 readfile_result = readfile(fname, NULL, 6532 (linenr_T)0, (linenr_T)0, (linenr_T)MAXLNUM, 6533 NULL, READ_NEW | READ_DUMMY); 6534 --newbuf->b_locked; 6535 if (readfile_result == OK 6536 && !got_int 6537 && !(curbuf->b_flags & BF_NEW)) 6538 { 6539 failed = FALSE; 6540 if (curbuf != newbuf) 6541 { 6542 // Bloody autocommands changed the buffer! Can happen when 6543 // using netrw and editing a remote file. Use the current 6544 // buffer instead, delete the dummy one after restoring the 6545 // window stuff. 6546 set_bufref(&newbuf_to_wipe, newbuf); 6547 newbuf = curbuf; 6548 } 6549 } 6550 6551 // restore curwin/curbuf and a few other things 6552 aucmd_restbuf(&aco); 6553 if (newbuf_to_wipe.br_buf != NULL && bufref_valid(&newbuf_to_wipe)) 6554 wipe_buffer(newbuf_to_wipe.br_buf, FALSE); 6555 6556 // Add back the "dummy" flag, otherwise buflist_findname_stat() won't 6557 // skip it. 6558 newbuf->b_flags |= BF_DUMMY; 6559 } 6560 6561 // When autocommands/'autochdir' option changed directory: go back. 6562 // Let the caller know what the resulting dir was first, in case it is 6563 // important. 6564 mch_dirname(resulting_dir, MAXPATHL); 6565 restore_start_dir(dirname_start); 6566 6567 if (!bufref_valid(&newbufref)) 6568 return NULL; 6569 if (failed) 6570 { 6571 wipe_dummy_buffer(newbuf, dirname_start); 6572 return NULL; 6573 } 6574 return newbuf; 6575 } 6576 6577 /* 6578 * Wipe out the dummy buffer that load_dummy_buffer() created. Restores 6579 * directory to "dirname_start" prior to returning, if autocmds or the 6580 * 'autochdir' option have changed it. 6581 */ 6582 static void 6583 wipe_dummy_buffer(buf_T *buf, char_u *dirname_start) 6584 { 6585 // If any autocommand opened a window on the dummy buffer, close that 6586 // window. If we can't close them all then give up. 6587 while (buf->b_nwindows > 0) 6588 { 6589 int did_one = FALSE; 6590 win_T *wp; 6591 6592 if (firstwin->w_next != NULL) 6593 FOR_ALL_WINDOWS(wp) 6594 if (wp->w_buffer == buf) 6595 { 6596 if (win_close(wp, FALSE) == OK) 6597 did_one = TRUE; 6598 break; 6599 } 6600 if (!did_one) 6601 return; 6602 } 6603 6604 if (curbuf != buf && buf->b_nwindows == 0) // safety check 6605 { 6606 #if defined(FEAT_EVAL) 6607 cleanup_T cs; 6608 6609 // Reset the error/interrupt/exception state here so that aborting() 6610 // returns FALSE when wiping out the buffer. Otherwise it doesn't 6611 // work when got_int is set. 6612 enter_cleanup(&cs); 6613 #endif 6614 6615 wipe_buffer(buf, TRUE); 6616 6617 #if defined(FEAT_EVAL) 6618 // Restore the error/interrupt/exception state if not discarded by a 6619 // new aborting error, interrupt, or uncaught exception. 6620 leave_cleanup(&cs); 6621 #endif 6622 // When autocommands/'autochdir' option changed directory: go back. 6623 restore_start_dir(dirname_start); 6624 } 6625 } 6626 6627 /* 6628 * Unload the dummy buffer that load_dummy_buffer() created. Restores 6629 * directory to "dirname_start" prior to returning, if autocmds or the 6630 * 'autochdir' option have changed it. 6631 */ 6632 static void 6633 unload_dummy_buffer(buf_T *buf, char_u *dirname_start) 6634 { 6635 if (curbuf != buf) // safety check 6636 { 6637 close_buffer(NULL, buf, DOBUF_UNLOAD, FALSE, TRUE); 6638 6639 // When autocommands/'autochdir' option changed directory: go back. 6640 restore_start_dir(dirname_start); 6641 } 6642 } 6643 6644 #if defined(FEAT_EVAL) || defined(PROTO) 6645 /* 6646 * Copy the specified quickfix entry items into a new dict and append the dict 6647 * to 'list'. Returns OK on success. 6648 */ 6649 static int 6650 get_qfline_items(qfline_T *qfp, list_T *list) 6651 { 6652 int bufnum; 6653 dict_T *dict; 6654 char_u buf[2]; 6655 6656 // Handle entries with a non-existing buffer number. 6657 bufnum = qfp->qf_fnum; 6658 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 6659 bufnum = 0; 6660 6661 if ((dict = dict_alloc()) == NULL) 6662 return FAIL; 6663 if (list_append_dict(list, dict) == FAIL) 6664 return FAIL; 6665 6666 buf[0] = qfp->qf_type; 6667 buf[1] = NUL; 6668 if (dict_add_number(dict, "bufnr", (long)bufnum) == FAIL 6669 || dict_add_number(dict, "lnum", (long)qfp->qf_lnum) == FAIL 6670 || dict_add_number(dict, "end_lnum", (long)qfp->qf_end_lnum) == FAIL 6671 || dict_add_number(dict, "col", (long)qfp->qf_col) == FAIL 6672 || dict_add_number(dict, "end_col", (long)qfp->qf_end_col) == FAIL 6673 || dict_add_number(dict, "vcol", (long)qfp->qf_viscol) == FAIL 6674 || dict_add_number(dict, "nr", (long)qfp->qf_nr) == FAIL 6675 || dict_add_string(dict, "module", qfp->qf_module) == FAIL 6676 || dict_add_string(dict, "pattern", qfp->qf_pattern) == FAIL 6677 || dict_add_string(dict, "text", qfp->qf_text) == FAIL 6678 || dict_add_string(dict, "type", buf) == FAIL 6679 || dict_add_number(dict, "valid", (long)qfp->qf_valid) == FAIL) 6680 return FAIL; 6681 6682 return OK; 6683 } 6684 6685 /* 6686 * Add each quickfix error to list "list" as a dictionary. 6687 * If qf_idx is -1, use the current list. Otherwise, use the specified list. 6688 * If eidx is not 0, then return only the specified entry. Otherwise return 6689 * all the entries. 6690 */ 6691 static int 6692 get_errorlist( 6693 qf_info_T *qi_arg, 6694 win_T *wp, 6695 int qf_idx, 6696 int eidx, 6697 list_T *list) 6698 { 6699 qf_info_T *qi = qi_arg; 6700 qf_list_T *qfl; 6701 qfline_T *qfp; 6702 int i; 6703 6704 if (qi == NULL) 6705 { 6706 qi = &ql_info; 6707 if (wp != NULL) 6708 { 6709 qi = GET_LOC_LIST(wp); 6710 if (qi == NULL) 6711 return FAIL; 6712 } 6713 } 6714 6715 if (eidx < 0) 6716 return OK; 6717 6718 if (qf_idx == INVALID_QFIDX) 6719 qf_idx = qi->qf_curlist; 6720 6721 if (qf_idx >= qi->qf_listcount) 6722 return FAIL; 6723 6724 qfl = qf_get_list(qi, qf_idx); 6725 if (qf_list_empty(qfl)) 6726 return FAIL; 6727 6728 FOR_ALL_QFL_ITEMS(qfl, qfp, i) 6729 { 6730 if (eidx > 0) 6731 { 6732 if (eidx == i) 6733 return get_qfline_items(qfp, list); 6734 } 6735 else if (get_qfline_items(qfp, list) == FAIL) 6736 return FAIL; 6737 } 6738 6739 return OK; 6740 } 6741 6742 // Flags used by getqflist()/getloclist() to determine which fields to return. 6743 enum { 6744 QF_GETLIST_NONE = 0x0, 6745 QF_GETLIST_TITLE = 0x1, 6746 QF_GETLIST_ITEMS = 0x2, 6747 QF_GETLIST_NR = 0x4, 6748 QF_GETLIST_WINID = 0x8, 6749 QF_GETLIST_CONTEXT = 0x10, 6750 QF_GETLIST_ID = 0x20, 6751 QF_GETLIST_IDX = 0x40, 6752 QF_GETLIST_SIZE = 0x80, 6753 QF_GETLIST_TICK = 0x100, 6754 QF_GETLIST_FILEWINID = 0x200, 6755 QF_GETLIST_QFBUFNR = 0x400, 6756 QF_GETLIST_QFTF = 0x800, 6757 QF_GETLIST_ALL = 0xFFF, 6758 }; 6759 6760 /* 6761 * Parse text from 'di' and return the quickfix list items. 6762 * Existing quickfix lists are not modified. 6763 */ 6764 static int 6765 qf_get_list_from_lines(dict_T *what, dictitem_T *di, dict_T *retdict) 6766 { 6767 int status = FAIL; 6768 qf_info_T *qi; 6769 char_u *errorformat = p_efm; 6770 dictitem_T *efm_di; 6771 list_T *l; 6772 6773 // Only a List value is supported 6774 if (di->di_tv.v_type == VAR_LIST && di->di_tv.vval.v_list != NULL) 6775 { 6776 // If errorformat is supplied then use it, otherwise use the 'efm' 6777 // option setting 6778 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 6779 { 6780 if (efm_di->di_tv.v_type != VAR_STRING || 6781 efm_di->di_tv.vval.v_string == NULL) 6782 return FAIL; 6783 errorformat = efm_di->di_tv.vval.v_string; 6784 } 6785 6786 l = list_alloc(); 6787 if (l == NULL) 6788 return FAIL; 6789 6790 qi = qf_alloc_stack(QFLT_INTERNAL); 6791 if (qi != NULL) 6792 { 6793 if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, errorformat, 6794 TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0) 6795 { 6796 (void)get_errorlist(qi, NULL, 0, 0, l); 6797 qf_free(&qi->qf_lists[0]); 6798 } 6799 free(qi); 6800 } 6801 dict_add_list(retdict, "items", l); 6802 status = OK; 6803 } 6804 6805 return status; 6806 } 6807 6808 /* 6809 * Return the quickfix/location list window identifier in the current tabpage. 6810 */ 6811 static int 6812 qf_winid(qf_info_T *qi) 6813 { 6814 win_T *win; 6815 6816 // The quickfix window can be opened even if the quickfix list is not set 6817 // using ":copen". This is not true for location lists. 6818 if (qi == NULL) 6819 return 0; 6820 win = qf_find_win(qi); 6821 if (win != NULL) 6822 return win->w_id; 6823 return 0; 6824 } 6825 6826 /* 6827 * Returns the number of the buffer displayed in the quickfix/location list 6828 * window. If there is no buffer associated with the list, then returns 0. 6829 */ 6830 static int 6831 qf_getprop_qfbufnr(qf_info_T *qi, dict_T *retdict) 6832 { 6833 return dict_add_number(retdict, "qfbufnr", 6834 (qi == NULL) ? 0 : qi->qf_bufnr); 6835 } 6836 6837 /* 6838 * Convert the keys in 'what' to quickfix list property flags. 6839 */ 6840 static int 6841 qf_getprop_keys2flags(dict_T *what, int loclist) 6842 { 6843 int flags = QF_GETLIST_NONE; 6844 6845 if (dict_find(what, (char_u *)"all", -1) != NULL) 6846 { 6847 flags |= QF_GETLIST_ALL; 6848 if (!loclist) 6849 // File window ID is applicable only to location list windows 6850 flags &= ~ QF_GETLIST_FILEWINID; 6851 } 6852 6853 if (dict_find(what, (char_u *)"title", -1) != NULL) 6854 flags |= QF_GETLIST_TITLE; 6855 6856 if (dict_find(what, (char_u *)"nr", -1) != NULL) 6857 flags |= QF_GETLIST_NR; 6858 6859 if (dict_find(what, (char_u *)"winid", -1) != NULL) 6860 flags |= QF_GETLIST_WINID; 6861 6862 if (dict_find(what, (char_u *)"context", -1) != NULL) 6863 flags |= QF_GETLIST_CONTEXT; 6864 6865 if (dict_find(what, (char_u *)"id", -1) != NULL) 6866 flags |= QF_GETLIST_ID; 6867 6868 if (dict_find(what, (char_u *)"items", -1) != NULL) 6869 flags |= QF_GETLIST_ITEMS; 6870 6871 if (dict_find(what, (char_u *)"idx", -1) != NULL) 6872 flags |= QF_GETLIST_IDX; 6873 6874 if (dict_find(what, (char_u *)"size", -1) != NULL) 6875 flags |= QF_GETLIST_SIZE; 6876 6877 if (dict_find(what, (char_u *)"changedtick", -1) != NULL) 6878 flags |= QF_GETLIST_TICK; 6879 6880 if (loclist && dict_find(what, (char_u *)"filewinid", -1) != NULL) 6881 flags |= QF_GETLIST_FILEWINID; 6882 6883 if (dict_find(what, (char_u *)"qfbufnr", -1) != NULL) 6884 flags |= QF_GETLIST_QFBUFNR; 6885 6886 if (dict_find(what, (char_u *)"quickfixtextfunc", -1) != NULL) 6887 flags |= QF_GETLIST_QFTF; 6888 6889 return flags; 6890 } 6891 6892 /* 6893 * Return the quickfix list index based on 'nr' or 'id' in 'what'. 6894 * If 'nr' and 'id' are not present in 'what' then return the current 6895 * quickfix list index. 6896 * If 'nr' is zero then return the current quickfix list index. 6897 * If 'nr' is '$' then return the last quickfix list index. 6898 * If 'id' is present then return the index of the quickfix list with that id. 6899 * If 'id' is zero then return the quickfix list index specified by 'nr'. 6900 * Return -1, if quickfix list is not present or if the stack is empty. 6901 */ 6902 static int 6903 qf_getprop_qfidx(qf_info_T *qi, dict_T *what) 6904 { 6905 int qf_idx; 6906 dictitem_T *di; 6907 6908 qf_idx = qi->qf_curlist; // default is the current list 6909 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 6910 { 6911 // Use the specified quickfix/location list 6912 if (di->di_tv.v_type == VAR_NUMBER) 6913 { 6914 // for zero use the current list 6915 if (di->di_tv.vval.v_number != 0) 6916 { 6917 qf_idx = di->di_tv.vval.v_number - 1; 6918 if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 6919 qf_idx = INVALID_QFIDX; 6920 } 6921 } 6922 else if (di->di_tv.v_type == VAR_STRING 6923 && di->di_tv.vval.v_string != NULL 6924 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 6925 // Get the last quickfix list number 6926 qf_idx = qi->qf_listcount - 1; 6927 else 6928 qf_idx = INVALID_QFIDX; 6929 } 6930 6931 if ((di = dict_find(what, (char_u *)"id", -1)) != NULL) 6932 { 6933 // Look for a list with the specified id 6934 if (di->di_tv.v_type == VAR_NUMBER) 6935 { 6936 // For zero, use the current list or the list specified by 'nr' 6937 if (di->di_tv.vval.v_number != 0) 6938 qf_idx = qf_id2nr(qi, di->di_tv.vval.v_number); 6939 } 6940 else 6941 qf_idx = INVALID_QFIDX; 6942 } 6943 6944 return qf_idx; 6945 } 6946 6947 /* 6948 * Return default values for quickfix list properties in retdict. 6949 */ 6950 static int 6951 qf_getprop_defaults(qf_info_T *qi, int flags, int locstack, dict_T *retdict) 6952 { 6953 int status = OK; 6954 6955 if (flags & QF_GETLIST_TITLE) 6956 status = dict_add_string(retdict, "title", (char_u *)""); 6957 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 6958 { 6959 list_T *l = list_alloc(); 6960 if (l != NULL) 6961 status = dict_add_list(retdict, "items", l); 6962 else 6963 status = FAIL; 6964 } 6965 if ((status == OK) && (flags & QF_GETLIST_NR)) 6966 status = dict_add_number(retdict, "nr", 0); 6967 if ((status == OK) && (flags & QF_GETLIST_WINID)) 6968 status = dict_add_number(retdict, "winid", qf_winid(qi)); 6969 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 6970 status = dict_add_string(retdict, "context", (char_u *)""); 6971 if ((status == OK) && (flags & QF_GETLIST_ID)) 6972 status = dict_add_number(retdict, "id", 0); 6973 if ((status == OK) && (flags & QF_GETLIST_IDX)) 6974 status = dict_add_number(retdict, "idx", 0); 6975 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 6976 status = dict_add_number(retdict, "size", 0); 6977 if ((status == OK) && (flags & QF_GETLIST_TICK)) 6978 status = dict_add_number(retdict, "changedtick", 0); 6979 if ((status == OK) && locstack && (flags & QF_GETLIST_FILEWINID)) 6980 status = dict_add_number(retdict, "filewinid", 0); 6981 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 6982 status = qf_getprop_qfbufnr(qi, retdict); 6983 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 6984 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 6985 6986 return status; 6987 } 6988 6989 /* 6990 * Return the quickfix list title as 'title' in retdict 6991 */ 6992 static int 6993 qf_getprop_title(qf_list_T *qfl, dict_T *retdict) 6994 { 6995 return dict_add_string(retdict, "title", qfl->qf_title); 6996 } 6997 6998 /* 6999 * Returns the identifier of the window used to display files from a location 7000 * list. If there is no associated window, then returns 0. Useful only when 7001 * called from a location list window. 7002 */ 7003 static int 7004 qf_getprop_filewinid(win_T *wp, qf_info_T *qi, dict_T *retdict) 7005 { 7006 int winid = 0; 7007 7008 if (wp != NULL && IS_LL_WINDOW(wp)) 7009 { 7010 win_T *ll_wp = qf_find_win_with_loclist(qi); 7011 if (ll_wp != NULL) 7012 winid = ll_wp->w_id; 7013 } 7014 7015 return dict_add_number(retdict, "filewinid", winid); 7016 } 7017 7018 /* 7019 * Return the quickfix list items/entries as 'items' in retdict. 7020 * If eidx is not 0, then return the item at the specified index. 7021 */ 7022 static int 7023 qf_getprop_items(qf_info_T *qi, int qf_idx, int eidx, dict_T *retdict) 7024 { 7025 int status = OK; 7026 list_T *l = list_alloc(); 7027 if (l != NULL) 7028 { 7029 (void)get_errorlist(qi, NULL, qf_idx, eidx, l); 7030 dict_add_list(retdict, "items", l); 7031 } 7032 else 7033 status = FAIL; 7034 7035 return status; 7036 } 7037 7038 /* 7039 * Return the quickfix list context (if any) as 'context' in retdict. 7040 */ 7041 static int 7042 qf_getprop_ctx(qf_list_T *qfl, dict_T *retdict) 7043 { 7044 int status; 7045 dictitem_T *di; 7046 7047 if (qfl->qf_ctx != NULL) 7048 { 7049 di = dictitem_alloc((char_u *)"context"); 7050 if (di != NULL) 7051 { 7052 copy_tv(qfl->qf_ctx, &di->di_tv); 7053 status = dict_add(retdict, di); 7054 if (status == FAIL) 7055 dictitem_free(di); 7056 } 7057 else 7058 status = FAIL; 7059 } 7060 else 7061 status = dict_add_string(retdict, "context", (char_u *)""); 7062 7063 return status; 7064 } 7065 7066 /* 7067 * Return the current quickfix list index as 'idx' in retdict. 7068 * If a specific entry index (eidx) is supplied, then use that. 7069 */ 7070 static int 7071 qf_getprop_idx(qf_list_T *qfl, int eidx, dict_T *retdict) 7072 { 7073 if (eidx == 0) 7074 { 7075 eidx = qfl->qf_index; 7076 if (qf_list_empty(qfl)) 7077 // For empty lists, current index is set to 0 7078 eidx = 0; 7079 } 7080 return dict_add_number(retdict, "idx", eidx); 7081 } 7082 7083 /* 7084 * Return the 'quickfixtextfunc' function of a quickfix/location list 7085 */ 7086 static int 7087 qf_getprop_qftf(qf_list_T *qfl, dict_T *retdict) 7088 { 7089 int status; 7090 7091 if (qfl->qftf_cb.cb_name != NULL) 7092 { 7093 typval_T tv; 7094 7095 put_callback(&qfl->qftf_cb, &tv); 7096 status = dict_add_tv(retdict, "quickfixtextfunc", &tv); 7097 clear_tv(&tv); 7098 } 7099 else 7100 status = dict_add_string(retdict, "quickfixtextfunc", (char_u *)""); 7101 7102 return status; 7103 } 7104 7105 /* 7106 * Return quickfix/location list details (title) as a 7107 * dictionary. 'what' contains the details to return. If 'list_idx' is -1, 7108 * then current list is used. Otherwise the specified list is used. 7109 */ 7110 static int 7111 qf_get_properties(win_T *wp, dict_T *what, dict_T *retdict) 7112 { 7113 qf_info_T *qi = &ql_info; 7114 qf_list_T *qfl; 7115 int status = OK; 7116 int qf_idx = INVALID_QFIDX; 7117 int eidx = 0; 7118 dictitem_T *di; 7119 int flags = QF_GETLIST_NONE; 7120 7121 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7122 return qf_get_list_from_lines(what, di, retdict); 7123 7124 if (wp != NULL) 7125 qi = GET_LOC_LIST(wp); 7126 7127 flags = qf_getprop_keys2flags(what, (wp != NULL)); 7128 7129 if (!qf_stack_empty(qi)) 7130 qf_idx = qf_getprop_qfidx(qi, what); 7131 7132 // List is not present or is empty 7133 if (qf_stack_empty(qi) || qf_idx == INVALID_QFIDX) 7134 return qf_getprop_defaults(qi, flags, wp != NULL, retdict); 7135 7136 qfl = qf_get_list(qi, qf_idx); 7137 7138 // If an entry index is specified, use that 7139 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7140 { 7141 if (di->di_tv.v_type != VAR_NUMBER) 7142 return FAIL; 7143 eidx = di->di_tv.vval.v_number; 7144 } 7145 7146 if (flags & QF_GETLIST_TITLE) 7147 status = qf_getprop_title(qfl, retdict); 7148 if ((status == OK) && (flags & QF_GETLIST_NR)) 7149 status = dict_add_number(retdict, "nr", qf_idx + 1); 7150 if ((status == OK) && (flags & QF_GETLIST_WINID)) 7151 status = dict_add_number(retdict, "winid", qf_winid(qi)); 7152 if ((status == OK) && (flags & QF_GETLIST_ITEMS)) 7153 status = qf_getprop_items(qi, qf_idx, eidx, retdict); 7154 if ((status == OK) && (flags & QF_GETLIST_CONTEXT)) 7155 status = qf_getprop_ctx(qfl, retdict); 7156 if ((status == OK) && (flags & QF_GETLIST_ID)) 7157 status = dict_add_number(retdict, "id", qfl->qf_id); 7158 if ((status == OK) && (flags & QF_GETLIST_IDX)) 7159 status = qf_getprop_idx(qfl, eidx, retdict); 7160 if ((status == OK) && (flags & QF_GETLIST_SIZE)) 7161 status = dict_add_number(retdict, "size", qfl->qf_count); 7162 if ((status == OK) && (flags & QF_GETLIST_TICK)) 7163 status = dict_add_number(retdict, "changedtick", qfl->qf_changedtick); 7164 if ((status == OK) && (wp != NULL) && (flags & QF_GETLIST_FILEWINID)) 7165 status = qf_getprop_filewinid(wp, qi, retdict); 7166 if ((status == OK) && (flags & QF_GETLIST_QFBUFNR)) 7167 status = qf_getprop_qfbufnr(qi, retdict); 7168 if ((status == OK) && (flags & QF_GETLIST_QFTF)) 7169 status = qf_getprop_qftf(qfl, retdict); 7170 7171 return status; 7172 } 7173 7174 /* 7175 * Add a new quickfix entry to list at 'qf_idx' in the stack 'qi' from the 7176 * items in the dict 'd'. If it is a valid error entry, then set 'valid_entry' 7177 * to TRUE. 7178 */ 7179 static int 7180 qf_add_entry_from_dict( 7181 qf_list_T *qfl, 7182 dict_T *d, 7183 int first_entry, 7184 int *valid_entry) 7185 { 7186 static int did_bufnr_emsg; 7187 char_u *filename, *module, *pattern, *text, *type; 7188 int bufnum, valid, status, col, end_col, vcol, nr; 7189 long lnum, end_lnum; 7190 7191 if (first_entry) 7192 did_bufnr_emsg = FALSE; 7193 7194 filename = dict_get_string(d, (char_u *)"filename", TRUE); 7195 module = dict_get_string(d, (char_u *)"module", TRUE); 7196 bufnum = (int)dict_get_number(d, (char_u *)"bufnr"); 7197 lnum = (int)dict_get_number(d, (char_u *)"lnum"); 7198 end_lnum = (int)dict_get_number(d, (char_u *)"end_lnum"); 7199 col = (int)dict_get_number(d, (char_u *)"col"); 7200 end_col = (int)dict_get_number(d, (char_u *)"end_col"); 7201 vcol = (int)dict_get_number(d, (char_u *)"vcol"); 7202 nr = (int)dict_get_number(d, (char_u *)"nr"); 7203 type = dict_get_string(d, (char_u *)"type", TRUE); 7204 pattern = dict_get_string(d, (char_u *)"pattern", TRUE); 7205 text = dict_get_string(d, (char_u *)"text", TRUE); 7206 if (text == NULL) 7207 text = vim_strsave((char_u *)""); 7208 7209 valid = TRUE; 7210 if ((filename == NULL && bufnum == 0) || (lnum == 0 && pattern == NULL)) 7211 valid = FALSE; 7212 7213 // Mark entries with non-existing buffer number as not valid. Give the 7214 // error message only once. 7215 if (bufnum != 0 && (buflist_findnr(bufnum) == NULL)) 7216 { 7217 if (!did_bufnr_emsg) 7218 { 7219 did_bufnr_emsg = TRUE; 7220 semsg(_("E92: Buffer %d not found"), bufnum); 7221 } 7222 valid = FALSE; 7223 bufnum = 0; 7224 } 7225 7226 // If the 'valid' field is present it overrules the detected value. 7227 if ((dict_find(d, (char_u *)"valid", -1)) != NULL) 7228 valid = (int)dict_get_bool(d, (char_u *)"valid", FALSE); 7229 7230 status = qf_add_entry(qfl, 7231 NULL, // dir 7232 filename, 7233 module, 7234 bufnum, 7235 text, 7236 lnum, 7237 end_lnum, 7238 col, 7239 end_col, 7240 vcol, // vis_col 7241 pattern, // search pattern 7242 nr, 7243 type == NULL ? NUL : *type, 7244 valid); 7245 7246 vim_free(filename); 7247 vim_free(module); 7248 vim_free(pattern); 7249 vim_free(text); 7250 vim_free(type); 7251 7252 if (valid) 7253 *valid_entry = TRUE; 7254 7255 return status; 7256 } 7257 7258 /* 7259 * Add list of entries to quickfix/location list. Each list entry is 7260 * a dictionary with item information. 7261 */ 7262 static int 7263 qf_add_entries( 7264 qf_info_T *qi, 7265 int qf_idx, 7266 list_T *list, 7267 char_u *title, 7268 int action) 7269 { 7270 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7271 listitem_T *li; 7272 dict_T *d; 7273 qfline_T *old_last = NULL; 7274 int retval = OK; 7275 int valid_entry = FALSE; 7276 7277 if (action == ' ' || qf_idx == qi->qf_listcount) 7278 { 7279 // make place for a new list 7280 qf_new_list(qi, title); 7281 qf_idx = qi->qf_curlist; 7282 qfl = qf_get_list(qi, qf_idx); 7283 } 7284 else if (action == 'a' && !qf_list_empty(qfl)) 7285 // Adding to existing list, use last entry. 7286 old_last = qfl->qf_last; 7287 else if (action == 'r') 7288 { 7289 qf_free_items(qfl); 7290 qf_store_title(qfl, title); 7291 } 7292 7293 FOR_ALL_LIST_ITEMS(list, li) 7294 { 7295 if (li->li_tv.v_type != VAR_DICT) 7296 continue; // Skip non-dict items 7297 7298 d = li->li_tv.vval.v_dict; 7299 if (d == NULL) 7300 continue; 7301 7302 retval = qf_add_entry_from_dict(qfl, d, li == list->lv_first, 7303 &valid_entry); 7304 if (retval == QF_FAIL) 7305 break; 7306 } 7307 7308 // Check if any valid error entries are added to the list. 7309 if (valid_entry) 7310 qfl->qf_nonevalid = FALSE; 7311 else if (qfl->qf_index == 0) 7312 // no valid entry 7313 qfl->qf_nonevalid = TRUE; 7314 7315 // If not appending to the list, set the current error to the first entry 7316 if (action != 'a') 7317 qfl->qf_ptr = qfl->qf_start; 7318 7319 // Update the current error index if not appending to the list or if the 7320 // list was empty before and it is not empty now. 7321 if ((action != 'a' || qfl->qf_index == 0) && !qf_list_empty(qfl)) 7322 qfl->qf_index = 1; 7323 7324 // Don't update the cursor in quickfix window when appending entries 7325 qf_update_buffer(qi, old_last); 7326 7327 return retval; 7328 } 7329 7330 /* 7331 * Get the quickfix list index from 'nr' or 'id' 7332 */ 7333 static int 7334 qf_setprop_get_qfidx( 7335 qf_info_T *qi, 7336 dict_T *what, 7337 int action, 7338 int *newlist) 7339 { 7340 dictitem_T *di; 7341 int qf_idx = qi->qf_curlist; // default is the current list 7342 7343 if ((di = dict_find(what, (char_u *)"nr", -1)) != NULL) 7344 { 7345 // Use the specified quickfix/location list 7346 if (di->di_tv.v_type == VAR_NUMBER) 7347 { 7348 // for zero use the current list 7349 if (di->di_tv.vval.v_number != 0) 7350 qf_idx = di->di_tv.vval.v_number - 1; 7351 7352 if ((action == ' ' || action == 'a') && qf_idx == qi->qf_listcount) 7353 { 7354 // When creating a new list, accept qf_idx pointing to the next 7355 // non-available list and add the new list at the end of the 7356 // stack. 7357 *newlist = TRUE; 7358 qf_idx = qf_stack_empty(qi) ? 0 : qi->qf_listcount - 1; 7359 } 7360 else if (qf_idx < 0 || qf_idx >= qi->qf_listcount) 7361 return INVALID_QFIDX; 7362 else if (action != ' ') 7363 *newlist = FALSE; // use the specified list 7364 } 7365 else if (di->di_tv.v_type == VAR_STRING 7366 && di->di_tv.vval.v_string != NULL 7367 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7368 { 7369 if (!qf_stack_empty(qi)) 7370 qf_idx = qi->qf_listcount - 1; 7371 else if (*newlist) 7372 qf_idx = 0; 7373 else 7374 return INVALID_QFIDX; 7375 } 7376 else 7377 return INVALID_QFIDX; 7378 } 7379 7380 if (!*newlist && (di = dict_find(what, (char_u *)"id", -1)) != NULL) 7381 { 7382 // Use the quickfix/location list with the specified id 7383 if (di->di_tv.v_type != VAR_NUMBER) 7384 return INVALID_QFIDX; 7385 7386 return qf_id2nr(qi, di->di_tv.vval.v_number); 7387 } 7388 7389 return qf_idx; 7390 } 7391 7392 /* 7393 * Set the quickfix list title. 7394 */ 7395 static int 7396 qf_setprop_title(qf_info_T *qi, int qf_idx, dict_T *what, dictitem_T *di) 7397 { 7398 qf_list_T *qfl = qf_get_list(qi, qf_idx); 7399 7400 if (di->di_tv.v_type != VAR_STRING) 7401 return FAIL; 7402 7403 vim_free(qfl->qf_title); 7404 qfl->qf_title = dict_get_string(what, (char_u *)"title", TRUE); 7405 if (qf_idx == qi->qf_curlist) 7406 qf_update_win_titlevar(qi); 7407 7408 return OK; 7409 } 7410 7411 /* 7412 * Set quickfix list items/entries. 7413 */ 7414 static int 7415 qf_setprop_items(qf_info_T *qi, int qf_idx, dictitem_T *di, int action) 7416 { 7417 int retval = FAIL; 7418 char_u *title_save; 7419 7420 if (di->di_tv.v_type != VAR_LIST) 7421 return FAIL; 7422 7423 title_save = vim_strsave(qi->qf_lists[qf_idx].qf_title); 7424 retval = qf_add_entries(qi, qf_idx, di->di_tv.vval.v_list, 7425 title_save, action == ' ' ? 'a' : action); 7426 vim_free(title_save); 7427 7428 return retval; 7429 } 7430 7431 /* 7432 * Set quickfix list items/entries from a list of lines. 7433 */ 7434 static int 7435 qf_setprop_items_from_lines( 7436 qf_info_T *qi, 7437 int qf_idx, 7438 dict_T *what, 7439 dictitem_T *di, 7440 int action) 7441 { 7442 char_u *errorformat = p_efm; 7443 dictitem_T *efm_di; 7444 int retval = FAIL; 7445 7446 // Use the user supplied errorformat settings (if present) 7447 if ((efm_di = dict_find(what, (char_u *)"efm", -1)) != NULL) 7448 { 7449 if (efm_di->di_tv.v_type != VAR_STRING || 7450 efm_di->di_tv.vval.v_string == NULL) 7451 return FAIL; 7452 errorformat = efm_di->di_tv.vval.v_string; 7453 } 7454 7455 // Only a List value is supported 7456 if (di->di_tv.v_type != VAR_LIST || di->di_tv.vval.v_list == NULL) 7457 return FAIL; 7458 7459 if (action == 'r') 7460 qf_free_items(&qi->qf_lists[qf_idx]); 7461 if (qf_init_ext(qi, qf_idx, NULL, NULL, &di->di_tv, errorformat, 7462 FALSE, (linenr_T)0, (linenr_T)0, NULL, NULL) >= 0) 7463 retval = OK; 7464 7465 return retval; 7466 } 7467 7468 /* 7469 * Set quickfix list context. 7470 */ 7471 static int 7472 qf_setprop_context(qf_list_T *qfl, dictitem_T *di) 7473 { 7474 typval_T *ctx; 7475 7476 free_tv(qfl->qf_ctx); 7477 ctx = alloc_tv(); 7478 if (ctx != NULL) 7479 copy_tv(&di->di_tv, ctx); 7480 qfl->qf_ctx = ctx; 7481 7482 return OK; 7483 } 7484 7485 /* 7486 * Set the current index in the specified quickfix list 7487 */ 7488 static int 7489 qf_setprop_curidx(qf_info_T *qi, qf_list_T *qfl, dictitem_T *di) 7490 { 7491 int denote = FALSE; 7492 int newidx; 7493 int old_qfidx; 7494 qfline_T *qf_ptr; 7495 7496 // If the specified index is '$', then use the last entry 7497 if (di->di_tv.v_type == VAR_STRING 7498 && di->di_tv.vval.v_string != NULL 7499 && STRCMP(di->di_tv.vval.v_string, "$") == 0) 7500 newidx = qfl->qf_count; 7501 else 7502 { 7503 // Otherwise use the specified index 7504 newidx = tv_get_number_chk(&di->di_tv, &denote); 7505 if (denote) 7506 return FAIL; 7507 } 7508 7509 if (newidx < 1) // sanity check 7510 return FAIL; 7511 if (newidx > qfl->qf_count) 7512 newidx = qfl->qf_count; 7513 7514 old_qfidx = qfl->qf_index; 7515 qf_ptr = get_nth_entry(qfl, newidx, &newidx); 7516 if (qf_ptr == NULL) 7517 return FAIL; 7518 qfl->qf_ptr = qf_ptr; 7519 qfl->qf_index = newidx; 7520 7521 // If the current list is modified and it is displayed in the quickfix 7522 // window, then Update it. 7523 if (qf_get_curlist(qi)->qf_id == qfl->qf_id) 7524 qf_win_pos_update(qi, old_qfidx); 7525 7526 return OK; 7527 } 7528 7529 /* 7530 * Set the current index in the specified quickfix list 7531 */ 7532 static int 7533 qf_setprop_qftf(qf_info_T *qi UNUSED, qf_list_T *qfl, dictitem_T *di) 7534 { 7535 callback_T cb; 7536 7537 free_callback(&qfl->qftf_cb); 7538 cb = get_callback(&di->di_tv); 7539 if (cb.cb_name != NULL && *cb.cb_name != NUL) 7540 set_callback(&qfl->qftf_cb, &cb); 7541 7542 return OK; 7543 } 7544 7545 /* 7546 * Set quickfix/location list properties (title, items, context). 7547 * Also used to add items from parsing a list of lines. 7548 * Used by the setqflist() and setloclist() Vim script functions. 7549 */ 7550 static int 7551 qf_set_properties(qf_info_T *qi, dict_T *what, int action, char_u *title) 7552 { 7553 dictitem_T *di; 7554 int retval = FAIL; 7555 int qf_idx; 7556 int newlist = FALSE; 7557 qf_list_T *qfl; 7558 7559 if (action == ' ' || qf_stack_empty(qi)) 7560 newlist = TRUE; 7561 7562 qf_idx = qf_setprop_get_qfidx(qi, what, action, &newlist); 7563 if (qf_idx == INVALID_QFIDX) // List not found 7564 return FAIL; 7565 7566 if (newlist) 7567 { 7568 qi->qf_curlist = qf_idx; 7569 qf_new_list(qi, title); 7570 qf_idx = qi->qf_curlist; 7571 } 7572 7573 qfl = qf_get_list(qi, qf_idx); 7574 if ((di = dict_find(what, (char_u *)"title", -1)) != NULL) 7575 retval = qf_setprop_title(qi, qf_idx, what, di); 7576 if ((di = dict_find(what, (char_u *)"items", -1)) != NULL) 7577 retval = qf_setprop_items(qi, qf_idx, di, action); 7578 if ((di = dict_find(what, (char_u *)"lines", -1)) != NULL) 7579 retval = qf_setprop_items_from_lines(qi, qf_idx, what, di, action); 7580 if ((di = dict_find(what, (char_u *)"context", -1)) != NULL) 7581 retval = qf_setprop_context(qfl, di); 7582 if ((di = dict_find(what, (char_u *)"idx", -1)) != NULL) 7583 retval = qf_setprop_curidx(qi, qfl, di); 7584 if ((di = dict_find(what, (char_u *)"quickfixtextfunc", -1)) != NULL) 7585 retval = qf_setprop_qftf(qi, qfl, di); 7586 7587 if (newlist || retval == OK) 7588 qf_list_changed(qfl); 7589 if (newlist) 7590 qf_update_buffer(qi, NULL); 7591 7592 return retval; 7593 } 7594 7595 /* 7596 * Free the entire quickfix/location list stack. 7597 * If the quickfix/location list window is open, then clear it. 7598 */ 7599 static void 7600 qf_free_stack(win_T *wp, qf_info_T *qi) 7601 { 7602 win_T *qfwin = qf_find_win(qi); 7603 win_T *llwin = NULL; 7604 7605 if (qfwin != NULL) 7606 { 7607 // If the quickfix/location list window is open, then clear it 7608 if (qi->qf_curlist < qi->qf_listcount) 7609 qf_free(qf_get_curlist(qi)); 7610 qf_update_buffer(qi, NULL); 7611 } 7612 7613 if (wp != NULL && IS_LL_WINDOW(wp)) 7614 { 7615 // If in the location list window, then use the non-location list 7616 // window with this location list (if present) 7617 llwin = qf_find_win_with_loclist(qi); 7618 if (llwin != NULL) 7619 wp = llwin; 7620 } 7621 7622 qf_free_all(wp); 7623 if (wp == NULL) 7624 { 7625 // quickfix list 7626 qi->qf_curlist = 0; 7627 qi->qf_listcount = 0; 7628 } 7629 else if (qfwin != NULL) 7630 { 7631 // If the location list window is open, then create a new empty 7632 // location list 7633 qf_info_T *new_ll = qf_alloc_stack(QFLT_LOCATION); 7634 7635 if (new_ll != NULL) 7636 { 7637 new_ll->qf_bufnr = qfwin->w_buffer->b_fnum; 7638 7639 // first free the list reference in the location list window 7640 ll_free_all(&qfwin->w_llist_ref); 7641 7642 qfwin->w_llist_ref = new_ll; 7643 if (wp != qfwin) 7644 win_set_loclist(wp, new_ll); 7645 } 7646 } 7647 } 7648 7649 /* 7650 * Populate the quickfix list with the items supplied in the list 7651 * of dictionaries. "title" will be copied to w:quickfix_title. 7652 * "action" is 'a' for add, 'r' for replace. Otherwise create a new list. 7653 * When "what" is not NULL then only set some properties. 7654 */ 7655 int 7656 set_errorlist( 7657 win_T *wp, 7658 list_T *list, 7659 int action, 7660 char_u *title, 7661 dict_T *what) 7662 { 7663 qf_info_T *qi = &ql_info; 7664 int retval = OK; 7665 7666 if (wp != NULL) 7667 { 7668 qi = ll_get_or_alloc_list(wp); 7669 if (qi == NULL) 7670 return FAIL; 7671 } 7672 7673 if (action == 'f') 7674 { 7675 // Free the entire quickfix or location list stack 7676 qf_free_stack(wp, qi); 7677 return OK; 7678 } 7679 7680 // A dict argument cannot be specified with a non-empty list argument 7681 if (list->lv_len != 0 && what != NULL) 7682 { 7683 semsg(_(e_invarg2), 7684 _("cannot have both a list and a \"what\" argument")); 7685 return FAIL; 7686 } 7687 7688 incr_quickfix_busy(); 7689 7690 if (what != NULL) 7691 retval = qf_set_properties(qi, what, action, title); 7692 else 7693 { 7694 retval = qf_add_entries(qi, qi->qf_curlist, list, title, action); 7695 if (retval == OK) 7696 qf_list_changed(qf_get_curlist(qi)); 7697 } 7698 7699 decr_quickfix_busy(); 7700 7701 return retval; 7702 } 7703 7704 /* 7705 * Mark the context as in use for all the lists in a quickfix stack. 7706 */ 7707 static int 7708 mark_quickfix_ctx(qf_info_T *qi, int copyID) 7709 { 7710 int i; 7711 int abort = FALSE; 7712 typval_T *ctx; 7713 7714 for (i = 0; i < LISTCOUNT && !abort; ++i) 7715 { 7716 ctx = qi->qf_lists[i].qf_ctx; 7717 if (ctx != NULL && ctx->v_type != VAR_NUMBER 7718 && ctx->v_type != VAR_STRING && ctx->v_type != VAR_FLOAT) 7719 abort = set_ref_in_item(ctx, copyID, NULL, NULL); 7720 } 7721 7722 return abort; 7723 } 7724 7725 /* 7726 * Mark the context of the quickfix list and the location lists (if present) as 7727 * "in use". So that garbage collection doesn't free the context. 7728 */ 7729 int 7730 set_ref_in_quickfix(int copyID) 7731 { 7732 int abort = FALSE; 7733 tabpage_T *tp; 7734 win_T *win; 7735 7736 abort = mark_quickfix_ctx(&ql_info, copyID); 7737 if (abort) 7738 return abort; 7739 7740 FOR_ALL_TAB_WINDOWS(tp, win) 7741 { 7742 if (win->w_llist != NULL) 7743 { 7744 abort = mark_quickfix_ctx(win->w_llist, copyID); 7745 if (abort) 7746 return abort; 7747 } 7748 if (IS_LL_WINDOW(win) && (win->w_llist_ref->qf_refcount == 1)) 7749 { 7750 // In a location list window and none of the other windows is 7751 // referring to this location list. Mark the location list 7752 // context as still in use. 7753 abort = mark_quickfix_ctx(win->w_llist_ref, copyID); 7754 if (abort) 7755 return abort; 7756 } 7757 } 7758 7759 return abort; 7760 } 7761 #endif 7762 7763 /* 7764 * Return the autocmd name for the :cbuffer Ex commands 7765 */ 7766 static char_u * 7767 cbuffer_get_auname(cmdidx_T cmdidx) 7768 { 7769 switch (cmdidx) 7770 { 7771 case CMD_cbuffer: return (char_u *)"cbuffer"; 7772 case CMD_cgetbuffer: return (char_u *)"cgetbuffer"; 7773 case CMD_caddbuffer: return (char_u *)"caddbuffer"; 7774 case CMD_lbuffer: return (char_u *)"lbuffer"; 7775 case CMD_lgetbuffer: return (char_u *)"lgetbuffer"; 7776 case CMD_laddbuffer: return (char_u *)"laddbuffer"; 7777 default: return NULL; 7778 } 7779 } 7780 7781 /* 7782 * Process and validate the arguments passed to the :cbuffer, :caddbuffer, 7783 * :cgetbuffer, :lbuffer, :laddbuffer, :lgetbuffer Ex commands. 7784 */ 7785 static int 7786 cbuffer_process_args( 7787 exarg_T *eap, 7788 buf_T **bufp, 7789 linenr_T *line1, 7790 linenr_T *line2) 7791 { 7792 buf_T *buf = NULL; 7793 7794 if (*eap->arg == NUL) 7795 buf = curbuf; 7796 else if (*skipwhite(skipdigits(eap->arg)) == NUL) 7797 buf = buflist_findnr(atoi((char *)eap->arg)); 7798 7799 if (buf == NULL) 7800 { 7801 emsg(_(e_invarg)); 7802 return FAIL; 7803 } 7804 7805 if (buf->b_ml.ml_mfp == NULL) 7806 { 7807 emsg(_("E681: Buffer is not loaded")); 7808 return FAIL; 7809 } 7810 7811 if (eap->addr_count == 0) 7812 { 7813 eap->line1 = 1; 7814 eap->line2 = buf->b_ml.ml_line_count; 7815 } 7816 7817 if (eap->line1 < 1 || eap->line1 > buf->b_ml.ml_line_count 7818 || eap->line2 < 1 || eap->line2 > buf->b_ml.ml_line_count) 7819 { 7820 emsg(_(e_invrange)); 7821 return FAIL; 7822 } 7823 7824 *line1 = eap->line1; 7825 *line2 = eap->line2; 7826 *bufp = buf; 7827 7828 return OK; 7829 } 7830 7831 /* 7832 * ":[range]cbuffer [bufnr]" command. 7833 * ":[range]caddbuffer [bufnr]" command. 7834 * ":[range]cgetbuffer [bufnr]" command. 7835 * ":[range]lbuffer [bufnr]" command. 7836 * ":[range]laddbuffer [bufnr]" command. 7837 * ":[range]lgetbuffer [bufnr]" command. 7838 */ 7839 void 7840 ex_cbuffer(exarg_T *eap) 7841 { 7842 buf_T *buf = NULL; 7843 qf_info_T *qi; 7844 char_u *au_name = NULL; 7845 int res; 7846 int_u save_qfid; 7847 win_T *wp = NULL; 7848 char_u *qf_title; 7849 linenr_T line1; 7850 linenr_T line2; 7851 7852 au_name = cbuffer_get_auname(eap->cmdidx); 7853 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7854 curbuf->b_fname, TRUE, curbuf)) 7855 { 7856 #ifdef FEAT_EVAL 7857 if (aborting()) 7858 return; 7859 #endif 7860 } 7861 7862 // Must come after autocommands. 7863 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7864 if (qi == NULL) 7865 return; 7866 7867 if (cbuffer_process_args(eap, &buf, &line1, &line2) == FAIL) 7868 return; 7869 7870 qf_title = qf_cmdtitle(*eap->cmdlinep); 7871 7872 if (buf->b_sfname) 7873 { 7874 vim_snprintf((char *)IObuff, IOSIZE, "%s (%s)", 7875 (char *)qf_title, (char *)buf->b_sfname); 7876 qf_title = IObuff; 7877 } 7878 7879 incr_quickfix_busy(); 7880 7881 res = qf_init_ext(qi, qi->qf_curlist, NULL, buf, NULL, p_efm, 7882 (eap->cmdidx != CMD_caddbuffer 7883 && eap->cmdidx != CMD_laddbuffer), 7884 line1, line2, 7885 qf_title, NULL); 7886 if (qf_stack_empty(qi)) 7887 { 7888 decr_quickfix_busy(); 7889 return; 7890 } 7891 if (res >= 0) 7892 qf_list_changed(qf_get_curlist(qi)); 7893 7894 // Remember the current quickfix list identifier, so that we can 7895 // check for autocommands changing the current quickfix list. 7896 save_qfid = qf_get_curlist(qi)->qf_id; 7897 if (au_name != NULL) 7898 { 7899 buf_T *curbuf_old = curbuf; 7900 7901 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, curbuf->b_fname, 7902 TRUE, curbuf); 7903 if (curbuf != curbuf_old) 7904 // Autocommands changed buffer, don't jump now, "qi" may 7905 // be invalid. 7906 res = 0; 7907 } 7908 // Jump to the first error for a new list and if autocmds didn't 7909 // free the list. 7910 if (res > 0 && (eap->cmdidx == CMD_cbuffer || 7911 eap->cmdidx == CMD_lbuffer) 7912 && qflist_valid(wp, save_qfid)) 7913 // display the first error 7914 qf_jump_first(qi, save_qfid, eap->forceit); 7915 7916 decr_quickfix_busy(); 7917 } 7918 7919 #if defined(FEAT_EVAL) || defined(PROTO) 7920 /* 7921 * Return the autocmd name for the :cexpr Ex commands. 7922 */ 7923 char_u * 7924 cexpr_get_auname(cmdidx_T cmdidx) 7925 { 7926 switch (cmdidx) 7927 { 7928 case CMD_cexpr: return (char_u *)"cexpr"; 7929 case CMD_cgetexpr: return (char_u *)"cgetexpr"; 7930 case CMD_caddexpr: return (char_u *)"caddexpr"; 7931 case CMD_lexpr: return (char_u *)"lexpr"; 7932 case CMD_lgetexpr: return (char_u *)"lgetexpr"; 7933 case CMD_laddexpr: return (char_u *)"laddexpr"; 7934 default: return NULL; 7935 } 7936 } 7937 7938 int 7939 trigger_cexpr_autocmd(int cmdidx) 7940 { 7941 char_u *au_name = cexpr_get_auname(cmdidx); 7942 7943 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 7944 curbuf->b_fname, TRUE, curbuf)) 7945 { 7946 if (aborting()) 7947 return FAIL; 7948 } 7949 return OK; 7950 } 7951 7952 int 7953 cexpr_core(exarg_T *eap, typval_T *tv) 7954 { 7955 qf_info_T *qi; 7956 win_T *wp = NULL; 7957 7958 qi = qf_cmd_get_or_alloc_stack(eap, &wp); 7959 if (qi == NULL) 7960 return FAIL; 7961 7962 if ((tv->v_type == VAR_STRING && tv->vval.v_string != NULL) 7963 || (tv->v_type == VAR_LIST && tv->vval.v_list != NULL)) 7964 { 7965 int res; 7966 int_u save_qfid; 7967 char_u *au_name = cexpr_get_auname(eap->cmdidx); 7968 7969 incr_quickfix_busy(); 7970 res = qf_init_ext(qi, qi->qf_curlist, NULL, NULL, tv, p_efm, 7971 (eap->cmdidx != CMD_caddexpr 7972 && eap->cmdidx != CMD_laddexpr), 7973 (linenr_T)0, (linenr_T)0, 7974 qf_cmdtitle(*eap->cmdlinep), NULL); 7975 if (qf_stack_empty(qi)) 7976 { 7977 decr_quickfix_busy(); 7978 return FAIL; 7979 } 7980 if (res >= 0) 7981 qf_list_changed(qf_get_curlist(qi)); 7982 7983 // Remember the current quickfix list identifier, so that we can 7984 // check for autocommands changing the current quickfix list. 7985 save_qfid = qf_get_curlist(qi)->qf_id; 7986 if (au_name != NULL) 7987 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 7988 curbuf->b_fname, TRUE, curbuf); 7989 7990 // Jump to the first error for a new list and if autocmds didn't 7991 // free the list. 7992 if (res > 0 && (eap->cmdidx == CMD_cexpr || eap->cmdidx == CMD_lexpr) 7993 && qflist_valid(wp, save_qfid)) 7994 // display the first error 7995 qf_jump_first(qi, save_qfid, eap->forceit); 7996 decr_quickfix_busy(); 7997 return OK; 7998 } 7999 8000 emsg(_("E777: String or List expected")); 8001 return FAIL; 8002 } 8003 8004 /* 8005 * ":cexpr {expr}", ":cgetexpr {expr}", ":caddexpr {expr}" command. 8006 * ":lexpr {expr}", ":lgetexpr {expr}", ":laddexpr {expr}" command. 8007 * Also: ":caddexpr", ":cgetexpr", "laddexpr" and "laddexpr". 8008 */ 8009 void 8010 ex_cexpr(exarg_T *eap) 8011 { 8012 typval_T *tv; 8013 8014 if (trigger_cexpr_autocmd(eap->cmdidx) == FAIL) 8015 return; 8016 8017 // Evaluate the expression. When the result is a string or a list we can 8018 // use it to fill the errorlist. 8019 tv = eval_expr(eap->arg, eap); 8020 if (tv != NULL) 8021 { 8022 (void)cexpr_core(eap, tv); 8023 free_tv(tv); 8024 } 8025 } 8026 #endif 8027 8028 /* 8029 * Get the location list for ":lhelpgrep" 8030 */ 8031 static qf_info_T * 8032 hgr_get_ll(int *new_ll) 8033 { 8034 win_T *wp; 8035 qf_info_T *qi; 8036 8037 // If the current window is a help window, then use it 8038 if (bt_help(curwin->w_buffer)) 8039 wp = curwin; 8040 else 8041 // Find an existing help window 8042 wp = qf_find_help_win(); 8043 8044 if (wp == NULL) // Help window not found 8045 qi = NULL; 8046 else 8047 qi = wp->w_llist; 8048 8049 if (qi == NULL) 8050 { 8051 // Allocate a new location list for help text matches 8052 if ((qi = qf_alloc_stack(QFLT_LOCATION)) == NULL) 8053 return NULL; 8054 *new_ll = TRUE; 8055 } 8056 8057 return qi; 8058 } 8059 8060 /* 8061 * Search for a pattern in a help file. 8062 */ 8063 static void 8064 hgr_search_file( 8065 qf_list_T *qfl, 8066 char_u *fname, 8067 vimconv_T *p_vc, 8068 regmatch_T *p_regmatch) 8069 { 8070 FILE *fd; 8071 long lnum; 8072 8073 fd = mch_fopen((char *)fname, "r"); 8074 if (fd == NULL) 8075 return; 8076 8077 lnum = 1; 8078 while (!vim_fgets(IObuff, IOSIZE, fd) && !got_int) 8079 { 8080 char_u *line = IObuff; 8081 8082 // Convert a line if 'encoding' is not utf-8 and 8083 // the line contains a non-ASCII character. 8084 if (p_vc->vc_type != CONV_NONE 8085 && has_non_ascii(IObuff)) 8086 { 8087 line = string_convert(p_vc, IObuff, NULL); 8088 if (line == NULL) 8089 line = IObuff; 8090 } 8091 8092 if (vim_regexec(p_regmatch, line, (colnr_T)0)) 8093 { 8094 int l = (int)STRLEN(line); 8095 8096 // remove trailing CR, LF, spaces, etc. 8097 while (l > 0 && line[l - 1] <= ' ') 8098 line[--l] = NUL; 8099 8100 if (qf_add_entry(qfl, 8101 NULL, // dir 8102 fname, 8103 NULL, 8104 0, 8105 line, 8106 lnum, 8107 0, 8108 (int)(p_regmatch->startp[0] - line) 8109 + 1, // col 8110 (int)(p_regmatch->endp[0] - line) 8111 + 1, // end_col 8112 FALSE, // vis_col 8113 NULL, // search pattern 8114 0, // nr 8115 1, // type 8116 TRUE // valid 8117 ) == QF_FAIL) 8118 { 8119 got_int = TRUE; 8120 if (line != IObuff) 8121 vim_free(line); 8122 break; 8123 } 8124 } 8125 if (line != IObuff) 8126 vim_free(line); 8127 ++lnum; 8128 line_breakcheck(); 8129 } 8130 fclose(fd); 8131 } 8132 8133 /* 8134 * Search for a pattern in all the help files in the doc directory under 8135 * the given directory. 8136 */ 8137 static void 8138 hgr_search_files_in_dir( 8139 qf_list_T *qfl, 8140 char_u *dirname, 8141 regmatch_T *p_regmatch, 8142 vimconv_T *p_vc 8143 #ifdef FEAT_MULTI_LANG 8144 , char_u *lang 8145 #endif 8146 ) 8147 { 8148 int fcount; 8149 char_u **fnames; 8150 int fi; 8151 8152 // Find all "*.txt" and "*.??x" files in the "doc" directory. 8153 add_pathsep(dirname); 8154 STRCAT(dirname, "doc/*.\\(txt\\|??x\\)"); 8155 if (gen_expand_wildcards(1, &dirname, &fcount, 8156 &fnames, EW_FILE|EW_SILENT) == OK 8157 && fcount > 0) 8158 { 8159 for (fi = 0; fi < fcount && !got_int; ++fi) 8160 { 8161 #ifdef FEAT_MULTI_LANG 8162 // Skip files for a different language. 8163 if (lang != NULL 8164 && STRNICMP(lang, fnames[fi] 8165 + STRLEN(fnames[fi]) - 3, 2) != 0 8166 && !(STRNICMP(lang, "en", 2) == 0 8167 && STRNICMP("txt", fnames[fi] 8168 + STRLEN(fnames[fi]) - 3, 3) == 0)) 8169 continue; 8170 #endif 8171 8172 hgr_search_file(qfl, fnames[fi], p_vc, p_regmatch); 8173 } 8174 FreeWild(fcount, fnames); 8175 } 8176 } 8177 8178 /* 8179 * Search for a pattern in all the help files in the 'runtimepath' 8180 * and add the matches to a quickfix list. 8181 * 'lang' is the language specifier. If supplied, then only matches in the 8182 * specified language are found. 8183 */ 8184 static void 8185 hgr_search_in_rtp(qf_list_T *qfl, regmatch_T *p_regmatch, char_u *lang) 8186 { 8187 char_u *p; 8188 8189 vimconv_T vc; 8190 8191 // Help files are in utf-8 or latin1, convert lines when 'encoding' 8192 // differs. 8193 vc.vc_type = CONV_NONE; 8194 if (!enc_utf8) 8195 convert_setup(&vc, (char_u *)"utf-8", p_enc); 8196 8197 // Go through all the directories in 'runtimepath' 8198 p = p_rtp; 8199 while (*p != NUL && !got_int) 8200 { 8201 copy_option_part(&p, NameBuff, MAXPATHL, ","); 8202 8203 hgr_search_files_in_dir(qfl, NameBuff, p_regmatch, &vc 8204 #ifdef FEAT_MULTI_LANG 8205 , lang 8206 #endif 8207 ); 8208 } 8209 8210 if (vc.vc_type != CONV_NONE) 8211 convert_setup(&vc, NULL, NULL); 8212 } 8213 8214 /* 8215 * ":helpgrep {pattern}" 8216 */ 8217 void 8218 ex_helpgrep(exarg_T *eap) 8219 { 8220 regmatch_T regmatch; 8221 char_u *save_cpo; 8222 qf_info_T *qi = &ql_info; 8223 int new_qi = FALSE; 8224 char_u *au_name = NULL; 8225 char_u *lang = NULL; 8226 int updated = FALSE; 8227 8228 switch (eap->cmdidx) 8229 { 8230 case CMD_helpgrep: au_name = (char_u *)"helpgrep"; break; 8231 case CMD_lhelpgrep: au_name = (char_u *)"lhelpgrep"; break; 8232 default: break; 8233 } 8234 if (au_name != NULL && apply_autocmds(EVENT_QUICKFIXCMDPRE, au_name, 8235 curbuf->b_fname, TRUE, curbuf)) 8236 { 8237 #ifdef FEAT_EVAL 8238 if (aborting()) 8239 return; 8240 #endif 8241 } 8242 8243 if (is_loclist_cmd(eap->cmdidx)) 8244 { 8245 qi = hgr_get_ll(&new_qi); 8246 if (qi == NULL) 8247 return; 8248 } 8249 8250 // Make 'cpoptions' empty, the 'l' flag should not be used here. 8251 save_cpo = p_cpo; 8252 p_cpo = empty_option; 8253 8254 incr_quickfix_busy(); 8255 8256 #ifdef FEAT_MULTI_LANG 8257 // Check for a specified language 8258 lang = check_help_lang(eap->arg); 8259 #endif 8260 regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING); 8261 regmatch.rm_ic = FALSE; 8262 if (regmatch.regprog != NULL) 8263 { 8264 qf_list_T *qfl; 8265 8266 // create a new quickfix list 8267 qf_new_list(qi, qf_cmdtitle(*eap->cmdlinep)); 8268 qfl = qf_get_curlist(qi); 8269 8270 hgr_search_in_rtp(qfl, ®match, lang); 8271 8272 vim_regfree(regmatch.regprog); 8273 8274 qfl->qf_nonevalid = FALSE; 8275 qfl->qf_ptr = qfl->qf_start; 8276 qfl->qf_index = 1; 8277 qf_list_changed(qfl); 8278 updated = TRUE; 8279 } 8280 8281 if (p_cpo == empty_option) 8282 p_cpo = save_cpo; 8283 else 8284 { 8285 // Darn, some plugin changed the value. If it's still empty it was 8286 // changed and restored, need to restore in the complicated way. 8287 if (*p_cpo == NUL) 8288 set_option_value((char_u *)"cpo", 0L, save_cpo, 0); 8289 free_string_option(save_cpo); 8290 } 8291 8292 if (updated) 8293 // This may open a window and source scripts, do this after 'cpo' was 8294 // restored. 8295 qf_update_buffer(qi, NULL); 8296 8297 if (au_name != NULL) 8298 { 8299 apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name, 8300 curbuf->b_fname, TRUE, curbuf); 8301 // When adding a location list to an existing location list stack, 8302 // if the autocmd made the stack invalid, then just return. 8303 if (!new_qi && IS_LL_STACK(qi) && qf_find_win_with_loclist(qi) == NULL) 8304 { 8305 decr_quickfix_busy(); 8306 return; 8307 } 8308 } 8309 8310 // Jump to first match. 8311 if (!qf_list_empty(qf_get_curlist(qi))) 8312 qf_jump(qi, 0, 0, FALSE); 8313 else 8314 semsg(_(e_nomatch2), eap->arg); 8315 8316 decr_quickfix_busy(); 8317 8318 if (eap->cmdidx == CMD_lhelpgrep) 8319 { 8320 // If the help window is not opened or if it already points to the 8321 // correct location list, then free the new location list. 8322 if (!bt_help(curwin->w_buffer) || curwin->w_llist == qi) 8323 { 8324 if (new_qi) 8325 ll_free_all(&qi); 8326 } 8327 else if (curwin->w_llist == NULL) 8328 curwin->w_llist = qi; 8329 } 8330 } 8331 #endif // FEAT_QUICKFIX 8332 8333 #if defined(FEAT_EVAL) || defined(PROTO) 8334 # ifdef FEAT_QUICKFIX 8335 static void 8336 get_qf_loc_list(int is_qf, win_T *wp, typval_T *what_arg, typval_T *rettv) 8337 { 8338 if (what_arg->v_type == VAR_UNKNOWN) 8339 { 8340 if (rettv_list_alloc(rettv) == OK) 8341 if (is_qf || wp != NULL) 8342 (void)get_errorlist(NULL, wp, -1, 0, rettv->vval.v_list); 8343 } 8344 else 8345 { 8346 if (rettv_dict_alloc(rettv) == OK) 8347 if (is_qf || (wp != NULL)) 8348 { 8349 if (what_arg->v_type == VAR_DICT) 8350 { 8351 dict_T *d = what_arg->vval.v_dict; 8352 8353 if (d != NULL) 8354 qf_get_properties(wp, d, rettv->vval.v_dict); 8355 } 8356 else 8357 emsg(_(e_dictreq)); 8358 } 8359 } 8360 } 8361 # endif 8362 8363 /* 8364 * "getloclist()" function 8365 */ 8366 void 8367 f_getloclist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8368 { 8369 # ifdef FEAT_QUICKFIX 8370 win_T *wp; 8371 8372 wp = find_win_by_nr_or_id(&argvars[0]); 8373 get_qf_loc_list(FALSE, wp, &argvars[1], rettv); 8374 # endif 8375 } 8376 8377 /* 8378 * "getqflist()" function 8379 */ 8380 void 8381 f_getqflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED) 8382 { 8383 # ifdef FEAT_QUICKFIX 8384 get_qf_loc_list(TRUE, NULL, &argvars[0], rettv); 8385 # endif 8386 } 8387 8388 /* 8389 * Used by "setqflist()" and "setloclist()" functions 8390 */ 8391 static void 8392 set_qf_ll_list( 8393 win_T *wp UNUSED, 8394 typval_T *list_arg UNUSED, 8395 typval_T *action_arg UNUSED, 8396 typval_T *what_arg UNUSED, 8397 typval_T *rettv) 8398 { 8399 # ifdef FEAT_QUICKFIX 8400 static char *e_invact = N_("E927: Invalid action: '%s'"); 8401 char_u *act; 8402 int action = 0; 8403 static int recursive = 0; 8404 # endif 8405 8406 rettv->vval.v_number = -1; 8407 8408 # ifdef FEAT_QUICKFIX 8409 if (list_arg->v_type != VAR_LIST) 8410 emsg(_(e_listreq)); 8411 else if (recursive != 0) 8412 emsg(_(e_au_recursive)); 8413 else 8414 { 8415 list_T *l = list_arg->vval.v_list; 8416 dict_T *what = NULL; 8417 int valid_dict = TRUE; 8418 8419 if (action_arg->v_type == VAR_STRING) 8420 { 8421 act = tv_get_string_chk(action_arg); 8422 if (act == NULL) 8423 return; // type error; errmsg already given 8424 if ((*act == 'a' || *act == 'r' || *act == ' ' || *act == 'f') && 8425 act[1] == NUL) 8426 action = *act; 8427 else 8428 semsg(_(e_invact), act); 8429 } 8430 else if (action_arg->v_type == VAR_UNKNOWN) 8431 action = ' '; 8432 else 8433 emsg(_(e_stringreq)); 8434 8435 if (action_arg->v_type != VAR_UNKNOWN 8436 && what_arg->v_type != VAR_UNKNOWN) 8437 { 8438 if (what_arg->v_type == VAR_DICT && what_arg->vval.v_dict != NULL) 8439 what = what_arg->vval.v_dict; 8440 else 8441 { 8442 emsg(_(e_dictreq)); 8443 valid_dict = FALSE; 8444 } 8445 } 8446 8447 ++recursive; 8448 if (l != NULL && action && valid_dict 8449 && set_errorlist(wp, l, action, 8450 (char_u *)(wp == NULL ? ":setqflist()" : ":setloclist()"), 8451 what) == OK) 8452 rettv->vval.v_number = 0; 8453 --recursive; 8454 } 8455 # endif 8456 } 8457 8458 /* 8459 * "setloclist()" function 8460 */ 8461 void 8462 f_setloclist(typval_T *argvars, typval_T *rettv) 8463 { 8464 win_T *win; 8465 8466 rettv->vval.v_number = -1; 8467 8468 win = find_win_by_nr_or_id(&argvars[0]); 8469 if (win != NULL) 8470 set_qf_ll_list(win, &argvars[1], &argvars[2], &argvars[3], rettv); 8471 } 8472 8473 /* 8474 * "setqflist()" function 8475 */ 8476 void 8477 f_setqflist(typval_T *argvars, typval_T *rettv) 8478 { 8479 set_qf_ll_list(NULL, &argvars[0], &argvars[1], &argvars[2], rettv); 8480 } 8481 #endif 8482