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- /* vi:set ts=8 sts=4 sw=4:
- *
- * VIM - Vi IMproved by Bram Moolenaar
- *
- * Do ":help uganda" in Vim to read copying and usage conditions.
- * Do ":help credits" in Vim to see a list of people who contributed.
- * See README.txt for an overview of the Vim source code.
- */
-
- /*
- * quickfix.c: functions for quickfix mode, using a file with error messages
- */
-
- #include "vim.h"
-
- #if defined(FEAT_QUICKFIX) || defined(PROTO)
-
- struct dir_stack_T
- {
- struct dir_stack_T *next;
- char_u *dirname;
- };
-
- static void qf_msg __ARGS((void));
- static void qf_free __ARGS((int idx));
- static char_u *qf_types __ARGS((int, int));
- static int qf_get_fnum __ARGS((char_u *, char_u *));
- static char_u *qf_push_dir __ARGS((char_u *, struct dir_stack_T **));
- static char_u *qf_pop_dir __ARGS((struct dir_stack_T **));
- static char_u *qf_guess_filepath __ARGS((char_u *));
- static void qf_fmt_text __ARGS((char_u *text, char_u *buf, int bufsize));
- static void qf_clean_dir_stack __ARGS((struct dir_stack_T **));
- #ifdef FEAT_WINDOWS
- static int qf_win_pos_update __ARGS((int old_qf_index));
- static buf_T *qf_find_buf __ARGS((void));
- static void qf_update_buffer __ARGS((void));
- static void qf_fill_buffer __ARGS((void));
- #endif
- static char_u *get_mef_name __ARGS((void));
-
- static struct dir_stack_T *dir_stack = NULL;
-
- /*
- * for each error the next struct is allocated and linked in a list
- */
- struct qf_line
- {
- struct qf_line *qf_next; /* pointer to next error in the list */
- struct qf_line *qf_prev; /* pointer to previous error in the list */
- linenr_T qf_lnum; /* line number where the error occurred */
- int qf_fnum; /* file number for the line */
- int qf_col; /* column where the error occurred */
- int qf_nr; /* error number */
- char_u *qf_text; /* description of the error */
- char_u qf_virt_col; /* set to TRUE if qf_col is screen column */
- char_u qf_cleared;/* set to TRUE if line has been deleted */
- char_u qf_type; /* type of the error (mostly 'E') */
- char_u qf_valid; /* valid error message detected */
- };
-
- /*
- * There is a stack of error lists.
- */
- #define LISTCOUNT 10
-
- struct qf_list
- {
- struct qf_line *qf_start; /* pointer to the first error */
- struct qf_line *qf_ptr; /* pointer to the current error */
- int qf_count; /* number of errors (0 means no error list) */
- int qf_index; /* current index in the error list */
- int qf_nonevalid; /* TRUE if not a single valid entry found */
- } qf_lists[LISTCOUNT];
-
- static int qf_curlist = 0; /* current error list */
- static int qf_listcount = 0; /* current number of lists */
-
- #define FMT_PATTERNS 9 /* maximum number of % recognized */
-
- /*
- * Structure used to hold the info of one part of 'errorformat'
- */
- struct eformat
- {
- regprog_T *prog; /* pre-formatted part of 'errorformat' */
- struct eformat *next; /* pointer to next (NULL if last) */
- char_u addr[FMT_PATTERNS]; /* indices of used % patterns */
- char_u prefix; /* prefix of this format line: */
- /* 'D' enter directory */
- /* 'X' leave directory */
- /* 'A' start of multi-line message */
- /* 'E' error message */
- /* 'W' warning message */
- /* 'I' informational message */
- /* 'C' continuation line */
- /* 'Z' end of multi-line message */
- /* 'G' general, unspecific message */
- /* 'P' push file (partial) message */
- /* 'Q' pop/quit file (partial) message */
- /* 'O' overread (partial) message */
- char_u flags; /* additional flags given in prefix */
- /* '-' do not include this line */
- };
-
- /*
- * Read the errorfile into memory, line by line, building the error list.
- * Return -1 for error, number of errors for success.
- */
- int
- qf_init(efile, errorformat, newlist)
- char_u *efile;
- char_u *errorformat;
- int newlist; /* TRUE: start a new error list */
- {
- char_u *namebuf;
- char_u *errmsg;
- char_u *fmtstr = NULL;
- int col = 0;
- char_u use_virt_col = FALSE;
- int type = 0;
- int valid;
- long lnum = 0L;
- int enr = 0;
- FILE *fd;
- struct qf_line *qfp = NULL;
- struct qf_line *qfprev = NULL; /* init to make SASC shut up */
- char_u *efmp;
- struct eformat *fmt_first = NULL;
- struct eformat *fmt_last = NULL;
- struct eformat *fmt_ptr;
- char_u *efm;
- char_u *ptr;
- char_u *srcptr;
- int len;
- int i;
- int round;
- int idx = 0;
- int multiline = FALSE;
- int multiignore = FALSE;
- int multiscan = FALSE;
- int retval = -1; /* default: return error flag */
- char_u *directory = NULL;
- char_u *currfile = NULL;
- char_u *tail = NULL;
- struct dir_stack_T *file_stack = NULL;
- regmatch_T regmatch;
- static struct fmtpattern
- {
- char_u convchar;
- char *pattern;
- } fmt_pat[FMT_PATTERNS] =
- {
- {'f', "\\f\\+"},
- {'n', "\\d\\+"},
- {'l', "\\d\\+"},
- {'c', "\\d\\+"},
- {'t', "."},
- {'m', ".\\+"},
- {'r', ".*"},
- {'p', "[- .]*"},
- {'v', "\\d\\+"}
- };
-
- if (efile == NULL)
- return FAIL;
-
- namebuf = alloc(CMDBUFFSIZE + 1);
- errmsg = alloc(CMDBUFFSIZE + 1);
- if (namebuf == NULL || errmsg == NULL)
- goto qf_init_end;
-
- if ((fd = mch_fopen((char *)efile, "r")) == NULL)
- {
- EMSG2(_(e_openerrf), efile);
- goto qf_init_end;
- }
-
- if (newlist || qf_curlist == qf_listcount)
- {
- /*
- * If the current entry is not the last entry, delete entries below
- * the current entry. This makes it possible to browse in a tree-like
- * way with ":grep'.
- */
- while (qf_listcount > qf_curlist + 1)
- qf_free(--qf_listcount);
-
- /*
- * When the stack is full, remove to oldest entry
- * Otherwise, add a new entry.
- */
- if (qf_listcount == LISTCOUNT)
- {
- qf_free(0);
- for (i = 1; i < LISTCOUNT; ++i)
- qf_lists[i - 1] = qf_lists[i];
- qf_curlist = LISTCOUNT - 1;
- }
- else
- qf_curlist = qf_listcount++;
- qf_lists[qf_curlist].qf_index = 0;
- qf_lists[qf_curlist].qf_count = 0;
- }
- else if (qf_lists[qf_curlist].qf_count > 0)
- {
- /* Adding to existing list, find last entry. */
- for (qfprev = qf_lists[qf_curlist].qf_start;
- qfprev->qf_next != qfprev; qfprev = qfprev->qf_next)
- ;
- }
-
- /*
- * Each part of the format string is copied and modified from errorformat to
- * regex prog. Only a few % characters are allowed.
- */
- /* Use the local value of 'errorformat' if it's set. */
- if (errorformat == p_efm && *curbuf->b_p_efm != NUL)
- efm = curbuf->b_p_efm;
- else
- efm = errorformat;
- /*
- * Get some space to modify the format string into.
- */
- i = (FMT_PATTERNS * 3) + ((int)STRLEN(efm) << 2);
- for (round = FMT_PATTERNS; round > 0; )
- i += (int)STRLEN(fmt_pat[--round].pattern);
- #ifdef COLON_IN_FILENAME
- i += 12; /* "%f" can become twelve chars longer */
- #else
- i += 2; /* "%f" can become two chars longer */
- #endif
- if ((fmtstr = alloc(i)) == NULL)
- goto error2;
-
- while (efm[0])
- {
- /*
- * Allocate a new eformat structure and put it at the end of the list
- */
- fmt_ptr = (struct eformat *)alloc((unsigned)sizeof(struct eformat));
- if (fmt_ptr == NULL)
- goto error2;
- if (fmt_first == NULL) /* first one */
- fmt_first = fmt_ptr;
- else
- fmt_last->next = fmt_ptr;
- fmt_last = fmt_ptr;
- fmt_ptr->prefix = NUL;
- fmt_ptr->flags = NUL;
- fmt_ptr->next = NULL;
- fmt_ptr->prog = NULL;
- for (round = FMT_PATTERNS; round > 0; )
- fmt_ptr->addr[--round] = NUL;
- /* round is 0 now */
-
- /*
- * Isolate one part in the 'errorformat' option
- */
- for (len = 0; efm[len] != NUL && efm[len] != ','; ++len)
- if (efm[len] == '\\' && efm[len + 1] != NUL)
- ++len;
-
- /*
- * Build regexp pattern from current 'errorformat' option
- */
- ptr = fmtstr;
- *ptr++ = '^';
- for (efmp = efm; efmp < efm + len; ++efmp)
- {
- if (*efmp == '%')
- {
- ++efmp;
- for (idx = 0; idx < FMT_PATTERNS; ++idx)
- if (fmt_pat[idx].convchar == *efmp)
- break;
- if (idx < FMT_PATTERNS)
- {
- if (fmt_ptr->addr[idx])
- {
- sprintf((char *)errmsg,
- _("E372: Too many %%%c in format string"), *efmp);
- EMSG(errmsg);
- goto error2;
- }
- if ((idx
- && idx < 6
- && vim_strchr((char_u *)"DXOPQ",
- fmt_ptr->prefix) != NULL)
- || (idx == 6
- && vim_strchr((char_u *)"OPQ",
- fmt_ptr->prefix) == NULL))
- {
- sprintf((char *)errmsg,
- _("E373: Unexpected %%%c in format string"), *efmp);
- EMSG(errmsg);
- goto error2;
- }
- fmt_ptr->addr[idx] = (char_u)++round;
- *ptr++ = '\\';
- *ptr++ = '(';
- #ifdef BACKSLASH_IN_FILENAME
- if (*efmp == 'f')
- {
- /* Also match "c:" in the file name, even when
- * checking for a colon next: "%f:".
- * "\%(\a:\)\=" */
- STRCPY(ptr, "\\%(\\a:\\)\\=");
- ptr += 10;
- }
- #endif
- if (*efmp == 'f' && efmp[1] != NUL
- && efmp[1] != '\\' && efmp[1] != '%')
- {
- /* A file name may contain spaces, but this isn't in
- * "\f". use "[^x]\+" instead (x is next character) */
- *ptr++ = '[';
- *ptr++ = '^';
- *ptr++ = efmp[1];
- *ptr++ = ']';
- *ptr++ = '\\';
- *ptr++ = '+';
- }
- else
- {
- srcptr = (char_u *)fmt_pat[idx].pattern;
- while ((*ptr = *srcptr++) != NUL)
- ++ptr;
- }
- *ptr++ = '\\';
- *ptr++ = ')';
- }
- else if (*efmp == '*')
- {
- if (*++efmp == '[' || *efmp == '\\')
- {
- if ((*ptr++ = *efmp) == '[') /* %*[^a-z0-9] etc. */
- {
- if (efmp[1] == '^')
- *ptr++ = *++efmp;
- if (efmp < efm + len)
- {
- *ptr++ = *++efmp; /* could be ']' */
- while (efmp < efm + len
- && (*ptr++ = *++efmp) != ']')
- /* skip */;
- if (efmp == efm + len)
- {
- EMSG(_("E374: Missing ] in format string"));
- goto error2;
- }
- }
- }
- else if (efmp < efm + len) /* %*\D, %*\s etc. */
- *ptr++ = *++efmp;
- *ptr++ = '\\';
- *ptr++ = '+';
- }
- else
- {
- /* TODO: scanf()-like: %*ud, %*3c, %*f, ... ? */
- sprintf((char *)errmsg,
- _("E375: Unsupported %%%c in format string"), *efmp);
- EMSG(errmsg);
- goto error2;
- }
- }
- else if (vim_strchr((char_u *)"%\\.^$~[", *efmp) != NULL)
- *ptr++ = *efmp; /* regexp magic characters */
- else if (*efmp == '#')
- *ptr++ = '*';
- else if (efmp == efm + 1) /* analyse prefix */
- {
- if (vim_strchr((char_u *)"+-", *efmp) != NULL)
- fmt_ptr->flags = *efmp++;
- if (vim_strchr((char_u *)"DXAEWICZGOPQ", *efmp) != NULL)
- fmt_ptr->prefix = *efmp;
- else
- {
- sprintf((char *)errmsg,
- _("E376: Invalid %%%c in format string prefix"), *efmp);
- EMSG(errmsg);
- goto error2;
- }
- }
- else
- {
- sprintf((char *)errmsg,
- _("E377: Invalid %%%c in format string"), *efmp);
- EMSG(errmsg);
- goto error2;
- }
- }
- else /* copy normal character */
- {
- if (*efmp == '\\' && efmp + 1 < efm + len)
- ++efmp;
- else if (vim_strchr((char_u *)".*^$~[", *efmp) != NULL)
- *ptr++ = '\\'; /* escape regexp atoms */
- if (*efmp)
- *ptr++ = *efmp;
- }
- }
- *ptr++ = '$';
- *ptr = NUL;
- if ((fmt_ptr->prog = vim_regcomp(fmtstr, TRUE)) == NULL)
- goto error2;
- /*
- * Advance to next part
- */
- efm = skip_to_option_part(efm + len); /* skip comma and spaces */
- }
- if (fmt_first == NULL) /* nothing found */
- {
- EMSG(_("E378: 'errorformat' contains no pattern"));
- goto error2;
- }
-
- /*
- * got_int is reset here, because it was probably set when killing the
- * ":make" command, but we still want to read the errorfile then.
- */
- got_int = FALSE;
-
- /* Always ignore case when looking for a matching error. */
- regmatch.rm_ic = TRUE;
-
- /*
- * Read the lines in the error file one by one.
- * Try to recognize one of the error formats in each line.
- */
- while (fgets((char *)IObuff, CMDBUFFSIZE, fd) != NULL && !got_int)
- {
- IObuff[CMDBUFFSIZE] = NUL; /* for very long lines */
- if ((efmp = vim_strrchr(IObuff, '\n')) != NULL)
- *efmp = NUL;
- #ifdef USE_CRNL
- if ((efmp = vim_strrchr(IObuff, '\r')) != NULL)
- *efmp = NUL;
- #endif
-
- /*
- * Try to match each part of 'errorformat' until we find a complete
- * match or no match.
- */
- valid = TRUE;
- restofline:
- for (fmt_ptr = fmt_first; fmt_ptr != NULL; fmt_ptr = fmt_ptr->next)
- {
- idx = fmt_ptr->prefix;
- if (multiscan && vim_strchr((char_u *)"OPQ", idx) == NULL)
- continue;
- namebuf[0] = NUL;
- if (!multiscan)
- errmsg[0] = NUL;
- lnum = 0;
- col = 0;
- use_virt_col = FALSE;
- enr = -1;
- type = 0;
- tail = NULL;
-
- regmatch.regprog = fmt_ptr->prog;
- if (vim_regexec(®match, IObuff, (colnr_T)0))
- {
- if ((idx == 'C' || idx == 'Z') && !multiline)
- continue;
- if (vim_strchr((char_u *)"EWI", idx) != NULL)
- type = idx;
- else
- type = 0;
- /*
- * Extract error message data from matched line
- */
- if ((i = (int)fmt_ptr->addr[0]) > 0) /* %f */
- {
- len = (int)(regmatch.endp[i] - regmatch.startp[i]);
- STRNCPY(namebuf, regmatch.startp[i], len);
- namebuf[len] = NUL;
- if (vim_strchr((char_u *)"OPQ", idx) != NULL
- && mch_getperm(namebuf) == -1)
- continue;
- }
- if ((i = (int)fmt_ptr->addr[1]) > 0) /* %n */
- enr = (int)atol((char *)regmatch.startp[i]);
- if ((i = (int)fmt_ptr->addr[2]) > 0) /* %l */
- lnum = atol((char *)regmatch.startp[i]);
- if ((i = (int)fmt_ptr->addr[3]) > 0) /* %c */
- col = (int)atol((char *)regmatch.startp[i]);
- if ((i = (int)fmt_ptr->addr[4]) > 0) /* %t */
- type = *regmatch.startp[i];
- if (fmt_ptr->flags == '+' && !multiscan) /* %+ */
- STRCPY(errmsg, IObuff);
- else if ((i = (int)fmt_ptr->addr[5]) > 0) /* %m */
- {
- len = (int)(regmatch.endp[i] - regmatch.startp[i]);
- STRNCPY(errmsg, regmatch.startp[i], len);
- errmsg[len] = NUL;
- }
- if ((i = (int)fmt_ptr->addr[6]) > 0) /* %r */
- tail = regmatch.startp[i];
- if ((i = (int)fmt_ptr->addr[7]) > 0) /* %p */
- col = (int)(regmatch.endp[i] - regmatch.startp[i] + 1);
- if ((i = (int)fmt_ptr->addr[8]) > 0) /* %v */
- {
- col = (int)atol((char *)regmatch.startp[i]);
- use_virt_col = TRUE;
- }
- break;
- }
- }
- multiscan = FALSE;
- if (!fmt_ptr || idx == 'D' || idx == 'X')
- {
- if (fmt_ptr)
- {
- if (idx == 'D') /* enter directory */
- {
- if (*namebuf == NUL)
- {
- EMSG(_("E379: Missing or empty directory name"));
- goto error1;
- }
- if ((directory = qf_push_dir(namebuf, &dir_stack)) == NULL)
- goto error1;
- }
- else if (idx == 'X') /* leave directory */
- directory = qf_pop_dir(&dir_stack);
- }
- namebuf[0] = NUL; /* no match found, remove file name */
- lnum = 0; /* don't jump to this line */
- valid = FALSE;
- STRCPY(errmsg, IObuff); /* copy whole line to error message */
- if (!fmt_ptr)
- multiline = multiignore = FALSE;
- }
- else if (fmt_ptr)
- {
- if (vim_strchr((char_u *)"AEWI", idx) != NULL)
- multiline = TRUE; /* start of a multi-line message */
- else if (vim_strchr((char_u *)"CZ", idx) != NULL)
- { /* continuation of multi-line msg */
- if (qfprev == NULL)
- goto error1;
- if (*errmsg && !multiignore)
- {
- len = (int)STRLEN(qfprev->qf_text);
- if ((ptr = alloc((unsigned)(len + STRLEN(errmsg) + 2)))
- == NULL)
- goto error1;
- STRCPY(ptr, qfprev->qf_text);
- vim_free(qfprev->qf_text);
- qfprev->qf_text = ptr;
- *(ptr += len) = '\n';
- STRCPY(++ptr, errmsg);
- }
- if (qfp->qf_nr == -1)
- qfp->qf_nr = enr;
- if (vim_isprintc(type) && !qfp->qf_type)
- qfp->qf_type = type; /* only printable chars allowed */
- if (!qfp->qf_lnum)
- qfp->qf_lnum = lnum;
- if (!qfp->qf_col)
- qfp->qf_col = col;
- qfp->qf_virt_col = use_virt_col;
- if (!qfp->qf_fnum)
- qfp->qf_fnum = qf_get_fnum(directory,
- *namebuf || directory ? namebuf
- : currfile && valid ? currfile : 0);
- if (idx == 'Z')
- multiline = multiignore = FALSE;
- line_breakcheck();
- continue;
- }
- else if (vim_strchr((char_u *)"OPQ", idx) != NULL)
- {
- /* global file names */
- valid = FALSE;
- if (*namebuf == NUL || mch_getperm(namebuf) >= 0)
- {
- if (*namebuf && idx == 'P')
- currfile = qf_push_dir(namebuf, &file_stack);
- else if (idx == 'Q')
- currfile = qf_pop_dir(&file_stack);
- *namebuf = NUL;
- if (tail && *tail)
- {
- STRCPY(IObuff, skipwhite(tail));
- multiscan = TRUE;
- goto restofline;
- }
- }
- }
- if (fmt_ptr->flags == '-') /* generally exclude this line */
- {
- if (multiline)
- multiignore = TRUE; /* also exclude continuation lines */
- continue;
- }
- }
-
- if ((qfp = (struct qf_line *)alloc((unsigned)sizeof(struct qf_line)))
- == NULL)
- goto error2;
-
- qfp->qf_fnum = qf_get_fnum(directory, *namebuf || directory ?
- namebuf : currfile && valid ? currfile : 0);
- if ((qfp->qf_text = vim_strsave(errmsg)) == NULL)
- goto error1;
- if (!vim_isprintc(type)) /* only printable chars allowed */
- type = 0;
- qfp->qf_lnum = lnum;
- qfp->qf_col = col;
- qfp->qf_virt_col = use_virt_col;
- qfp->qf_nr = enr;
- qfp->qf_type = type;
- qfp->qf_valid = valid;
-
- if (qf_lists[qf_curlist].qf_count == 0) /* first element in the list */
- {
- qf_lists[qf_curlist].qf_start = qfp;
- qfp->qf_prev = qfp; /* first element points to itself */
- }
- else
- {
- qfp->qf_prev = qfprev;
- qfprev->qf_next = qfp;
- }
- qfp->qf_next = qfp; /* last element points to itself */
- qfp->qf_cleared = FALSE;
- qfprev = qfp;
- ++qf_lists[qf_curlist].qf_count;
- if (qf_lists[qf_curlist].qf_index == 0 && qfp->qf_valid)
- /* first valid entry */
- {
- qf_lists[qf_curlist].qf_index = qf_lists[qf_curlist].qf_count;
- qf_lists[qf_curlist].qf_ptr = qfp;
- }
- line_breakcheck();
- }
- if (!ferror(fd))
- {
- if (qf_lists[qf_curlist].qf_index == 0) /* no valid entry found */
- {
- qf_lists[qf_curlist].qf_ptr = qf_lists[qf_curlist].qf_start;
- qf_lists[qf_curlist].qf_index = 1;
- qf_lists[qf_curlist].qf_nonevalid = TRUE;
- }
- else
- {
- qf_lists[qf_curlist].qf_nonevalid = FALSE;
- if (qf_lists[qf_curlist].qf_ptr == NULL)
- qf_lists[qf_curlist].qf_ptr = qf_lists[qf_curlist].qf_start;
- }
- retval = qf_lists[qf_curlist].qf_count; /* return number of matches */
- goto qf_init_ok;
- }
- EMSG(_(e_readerrf));
- error1:
- vim_free(qfp);
- error2:
- qf_free(qf_curlist);
- qf_listcount--;
- if (qf_curlist > 0)
- --qf_curlist;
- qf_init_ok:
- fclose(fd);
- for (fmt_ptr = fmt_first; fmt_ptr != NULL; fmt_ptr = fmt_first)
- {
- fmt_first = fmt_ptr->next;
- vim_free(fmt_ptr->prog);
- vim_free(fmt_ptr);
- }
- qf_clean_dir_stack(&dir_stack);
- qf_clean_dir_stack(&file_stack);
- qf_init_end:
- vim_free(namebuf);
- vim_free(errmsg);
- vim_free(fmtstr);
-
- #ifdef FEAT_WINDOWS
- qf_update_buffer();
- #endif
-
- return retval;
- }
-
- /*
- * get buffer number for file "dir.name"
- */
- static int
- qf_get_fnum(directory, fname)
- char_u *directory;
- char_u *fname;
- {
- if (fname == NULL || *fname == NUL) /* no file name */
- return 0;
- {
- #ifdef RISCOS
- /* Name is reported as `main.c', but file is `c.main' */
- return ro_buflist_add(fname);
- #else
- char_u *ptr;
- int fnum;
-
- if (directory != NULL && !vim_isAbsName(fname)
- && (ptr = concat_fnames(directory, fname, TRUE)) != NULL)
- {
- /*
- * Here we check if the file really exists.
- * This should normally be true, but if make works without
- * "leaving directory"-messages we might have missed a
- * directory change.
- */
- if (mch_getperm(ptr) < 0)
- {
- vim_free(ptr);
- directory = qf_guess_filepath(fname);
- if (directory)
- ptr = concat_fnames(directory, fname, TRUE);
- else
- ptr = vim_strsave(fname);
- }
- /* Use concatenated directory name and file name */
- fnum = buflist_add(ptr, 0);
- vim_free(ptr);
- return fnum;
- }
- return buflist_add(fname, 0);
- #endif
- }
- }
-
- /*
- * push dirbuf onto the directory stack and return pointer to actual dir or
- * NULL on error
- */
- static char_u *
- qf_push_dir(dirbuf, stackptr)
- char_u *dirbuf;
- struct dir_stack_T **stackptr;
- {
- struct dir_stack_T *ds_new;
- struct dir_stack_T *ds_ptr;
-
- /* allocate new stack element and hook it in */
- ds_new = (struct dir_stack_T *)alloc((unsigned)sizeof(struct dir_stack_T));
- if (ds_new == NULL)
- return NULL;
-
- ds_new->next = *stackptr;
- *stackptr = ds_new;
-
- /* store directory on the stack */
- if (vim_isAbsName(dirbuf)
- || (*stackptr)->next == NULL
- || (*stackptr && dir_stack != *stackptr))
- (*stackptr)->dirname = vim_strsave(dirbuf);
- else
- {
- /* Okay we don't have an absolute path.
- * dirbuf must be a subdir of one of the directories on the stack.
- * Let's search...
- */
- ds_new = (*stackptr)->next;
- (*stackptr)->dirname = NULL;
- while (ds_new)
- {
- vim_free((*stackptr)->dirname);
- (*stackptr)->dirname = concat_fnames(ds_new->dirname, dirbuf,
- TRUE);
- if (mch_isdir((*stackptr)->dirname) == TRUE)
- break;
-
- ds_new = ds_new->next;
- }
-
- /* clean up all dirs we already left */
- while ((*stackptr)->next != ds_new)
- {
- ds_ptr = (*stackptr)->next;
- (*stackptr)->next = (*stackptr)->next->next;
- vim_free(ds_ptr->dirname);
- vim_free(ds_ptr);
- }
-
- /* Nothing found -> it must be on top level */
- if (ds_new == NULL)
- {
- vim_free((*stackptr)->dirname);
- (*stackptr)->dirname = vim_strsave(dirbuf);
- }
- }
-
- if ((*stackptr)->dirname != NULL)
- return (*stackptr)->dirname;
- else
- {
- ds_ptr = *stackptr;
- *stackptr = (*stackptr)->next;
- vim_free(ds_ptr);
- return NULL;
- }
- }
-
-
- /*
- * pop dirbuf from the directory stack and return previous directory or NULL if
- * stack is empty
- */
- static char_u *
- qf_pop_dir(stackptr)
- struct dir_stack_T **stackptr;
- {
- struct dir_stack_T *ds_ptr;
-
- /* TODO: Should we check if dirbuf is the directory on top of the stack?
- * What to do if it isn't? */
-
- /* pop top element and free it */
- if (*stackptr != NULL)
- {
- ds_ptr = *stackptr;
- *stackptr = (*stackptr)->next;
- vim_free(ds_ptr->dirname);
- vim_free(ds_ptr);
- }
-
- /* return NEW top element as current dir or NULL if stack is empty*/
- return *stackptr ? (*stackptr)->dirname : NULL;
- }
-
- /*
- * clean up directory stack
- */
- static void
- qf_clean_dir_stack(stackptr)
- struct dir_stack_T **stackptr;
- {
- struct dir_stack_T *ds_ptr;
-
- while ((ds_ptr = *stackptr) != NULL)
- {
- *stackptr = (*stackptr)->next;
- vim_free(ds_ptr->dirname);
- vim_free(ds_ptr);
- }
- }
-
- /*
- * Check in which directory of the directory stack the given file can be
- * found.
- * Returns a pointer to the directory name or NULL if not found
- * Cleans up intermediate directory entries.
- *
- * TODO: How to solve the following problem?
- * If we have the this directory tree:
- * ./
- * ./aa
- * ./aa/bb
- * ./bb
- * ./bb/x.c
- * and make says:
- * making all in aa
- * making all in bb
- * x.c:9: Error
- * Then qf_push_dir thinks we are in ./aa/bb, but we are in ./bb.
- * qf_guess_filepath will return NULL.
- */
- static char_u *
- qf_guess_filepath(filename)
- char_u *filename;
- {
- struct dir_stack_T *ds_ptr;
- struct dir_stack_T *ds_tmp;
- char_u *fullname;
-
- /* no dirs on the stack - there's nothing we can do */
- if (dir_stack == NULL)
- return NULL;
-
- ds_ptr = dir_stack->next;
- fullname = NULL;
- while (ds_ptr)
- {
- vim_free(fullname);
- fullname = concat_fnames(ds_ptr->dirname, filename, TRUE);
-
- /* If concat_fnames failed, just go on. The worst thing that can happen
- * is that we delete the entire stack.
- */
- if ((fullname != NULL) && (mch_getperm(fullname) >= 0))
- break;
-
- ds_ptr = ds_ptr->next;
- }
-
- vim_free(fullname);
-
- /* clean up all dirs we already left */
- while (dir_stack->next != ds_ptr)
- {
- ds_tmp = dir_stack->next;
- dir_stack->next = dir_stack->next->next;
- vim_free(ds_tmp->dirname);
- vim_free(ds_tmp);
- }
-
- return ds_ptr==NULL? NULL: ds_ptr->dirname;
-
- }
-
- /*
- * jump to a quickfix line
- * if dir == FORWARD go "errornr" valid entries forward
- * if dir == BACKWARD go "errornr" valid entries backward
- * else if "errornr" is zero, redisplay the same line
- * else go to entry "errornr"
- */
- void
- qf_jump(dir, errornr, forceit)
- int dir;
- int errornr;
- int forceit;
- {
- struct qf_line *qf_ptr;
- struct qf_line *old_qf_ptr;
- int qf_index;
- int old_qf_fnum;
- int old_qf_index;
- int prev_index;
- static char_u *e_no_more_items = (char_u *)N_("No more items");
- char_u *err = e_no_more_items;
- linenr_T i;
- buf_T *old_curbuf;
- linenr_T old_lnum;
- char_u *old_swb = p_swb;
- colnr_T screen_col;
- colnr_T char_col;
- char_u *line;
- #ifdef FEAT_WINDOWS
- int opened_window = FALSE;
- win_T *win;
- #endif
- int print_message = TRUE;
- int len;
- #ifdef FEAT_FOLDING
- int old_KeyTyped = KeyTyped; /* getting file may reset it */
- #endif
-
- if (qf_curlist >= qf_listcount || qf_lists[qf_curlist].qf_count == 0)
- {
- EMSG(_(e_quickfix));
- return;
- }
-
- qf_ptr = qf_lists[qf_curlist].qf_ptr;
- old_qf_ptr = qf_ptr;
- qf_index = qf_lists[qf_curlist].qf_index;
- old_qf_index = qf_index;
- if (dir == FORWARD || dir == FORWARD_FILE) /* next valid entry */
- {
- while (errornr--)
- {
- old_qf_ptr = qf_ptr;
- prev_index = qf_index;
- old_qf_fnum = qf_ptr->qf_fnum;
- do
- {
- if (qf_index == qf_lists[qf_curlist].qf_count
- || qf_ptr->qf_next == NULL)
- {
- qf_ptr = old_qf_ptr;
- qf_index = prev_index;
- if (err != NULL)
- {
- EMSG(_(err));
- goto theend;
- }
- errornr = 0;
- break;
- }
- ++qf_index;
- qf_ptr = qf_ptr->qf_next;
- } while ((!qf_lists[qf_curlist].qf_nonevalid && !qf_ptr->qf_valid)
- || (dir == FORWARD_FILE && qf_ptr->qf_fnum == old_qf_fnum));
- err = NULL;
- }
- }
- else if (dir == BACKWARD) /* previous valid entry */
- {
- while (errornr--)
- {
- old_qf_ptr = qf_ptr;
- prev_index = qf_index;
- do
- {
- if (qf_index == 1 || qf_ptr->qf_prev == NULL)
- {
- qf_ptr = old_qf_ptr;
- qf_index = prev_index;
- if (err != NULL)
- {
- EMSG(_(err));
- goto theend;
- }
- errornr = 0;
- break;
- }
- --qf_index;
- qf_ptr = qf_ptr->qf_prev;
- } while (!qf_lists[qf_curlist].qf_nonevalid && !qf_ptr->qf_valid);
- err = NULL;
- }
- }
- else if (errornr != 0) /* go to specified number */
- {
- while (errornr < qf_index && qf_index > 1 && qf_ptr->qf_prev != NULL)
- {
- --qf_index;
- qf_ptr = qf_ptr->qf_prev;
- }
- while (errornr > qf_index && qf_index < qf_lists[qf_curlist].qf_count
- && qf_ptr->qf_next != NULL)
- {
- ++qf_index;
- qf_ptr = qf_ptr->qf_next;
- }
- }
-
- #ifdef FEAT_WINDOWS
- qf_lists[qf_curlist].qf_index = qf_index;
- if (qf_win_pos_update(old_qf_index))
- /* No need to print the error message if it's visible in the error
- * window */
- print_message = FALSE;
-
- /*
- * If currently in the quickfix window, find another window to show the
- * file in.
- */
- if (bt_quickfix(curbuf))
- {
- /*
- * If there is no file specified, we don't know where to go.
- * But do advance, otherwise ":cn" gets stuck.
- */
- if (qf_ptr->qf_fnum == 0)
- goto theend;
-
- /*
- * If there is only one window, create a new one above the quickfix
- * window.
- */
- if (firstwin == lastwin)
- {
- if (win_split(0, WSP_ABOVE) == FAIL)
- goto failed; /* not enough room for window */
- opened_window = TRUE; /* close it when fail */
- p_swb = empty_option; /* don't split again */
- }
- else
- {
- /*
- * Try to find a window that shows the right buffer.
- * Default to the window just above the quickfix buffer.
- */
- win = curwin->w_prev;
- for (;;)
- {
- if (win == NULL || bt_quickfix(win->w_buffer))
- {
- /* Didn't find it, go to the window above the quickfix
- * window. */
- if (curwin->w_prev == NULL)
- win = curwin->w_next;
- else
- win = curwin->w_prev;
- break;
- }
- if (win->w_buffer->b_fnum == qf_ptr->qf_fnum)
- break;
- if (win->w_prev == NULL)
- win = lastwin; /* wrap around the top */
- else
- win = win->w_prev; /* go to previous window */
- }
- win_goto(win);
- }
- }
- #endif
-
- /*
- * If there is a file name,
- * read the wanted file if needed, and check autowrite etc.
- */
- old_curbuf = curbuf;
- old_lnum = curwin->w_cursor.lnum;
- if (qf_ptr->qf_fnum == 0 || buflist_getfile(qf_ptr->qf_fnum,
- (linenr_T)1, GETF_SETMARK | GETF_SWITCH, forceit) == OK)
- {
- /* When not switched to another buffer, still need to set pc mark */
- if (curbuf == old_curbuf)
- setpcmark();
-
- /*
- * Go to line with error, unless qf_lnum is 0.
- */
- i = qf_ptr->qf_lnum;
- if (i > 0)
- {
- if (i > curbuf->b_ml.ml_line_count)
- i = curbuf->b_ml.ml_line_count;
- curwin->w_cursor.lnum = i;
- }
- if (qf_ptr->qf_col > 0)
- {
- curwin->w_cursor.col = qf_ptr->qf_col - 1;
- if (qf_ptr->qf_virt_col == TRUE)
- {
- /*
- * Check each character from the beginning of the error
- * line up to the error column. For each tab character
- * found, reduce the error column value by the length of
- * a tab character.
- */
- line = ml_get_curline();
- screen_col = 0;
- for (char_col = 0; char_col < curwin->w_cursor.col; ++char_col)
- {
- if (*line++ == '\t')
- {
- curwin->w_cursor.col -= 7 - (screen_col % 8);
- screen_col += 8 - (screen_col % 8);
- }
- else
- ++screen_col;
- }
- }
- check_cursor();
- }
- else
- beginline(BL_WHITE | BL_FIX);
-
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_QUICKFIX) && old_KeyTyped)
- foldOpenCursor();
- #endif
- if (print_message)
- {
- /* Update the screen before showing the message */
- update_topline_redraw();
- sprintf((char *)IObuff, _("(%d of %d)%s%s: "), qf_index,
- qf_lists[qf_curlist].qf_count,
- qf_ptr->qf_cleared ? (char_u *)_(" (line deleted)")
- : (char_u *)"",
- qf_types(qf_ptr->qf_type, qf_ptr->qf_nr));
- /* Add the message, skipping leading whitespace and newlines. */
- len = (int)STRLEN(IObuff);
- qf_fmt_text(qf_ptr->qf_text, IObuff + len, IOSIZE - len);
-
- /* Output the message. Overwrite to avoid scrolling when the 'O'
- * flag is present in 'shortmess'; But when not jumping, print the
- * whole message. */
- i = msg_scroll;
- if (curbuf == old_curbuf && curwin->w_cursor.lnum == old_lnum)
- msg_scroll = TRUE;
- else if (!msg_scrolled && shortmess(SHM_OVERALL))
- msg_scroll = FALSE;
- msg_attr_keep(IObuff, 0, TRUE);
- msg_scroll = i;
- }
- }
- else
- {
- #ifdef FEAT_WINDOWS
- if (opened_window)
- win_close(curwin, TRUE); /* Close opened window */
- #endif
- if (qf_ptr->qf_fnum != 0)
- {
- /*
- * Couldn't open file, so put index back where it was. This could
- * happen if the file was readonly and we changed something.
- */
- #ifdef FEAT_WINDOWS
- failed:
- #endif
- qf_ptr = old_qf_ptr;
- qf_index = old_qf_index;
- }
- }
- theend:
- qf_lists[qf_curlist].qf_ptr = qf_ptr;
- qf_lists[qf_curlist].qf_index = qf_index;
- #ifdef FEAT_WINDOWS
- if (p_swb != old_swb && opened_window)
- {
- /* Restore old 'switchbuf' value, but not when an autocommand or
- * modeline has changed the value. */
- if (p_swb == empty_option)
- p_swb = old_swb;
- else
- free_string_option(old_swb);
- }
- #endif
- }
-
- /*
- * ":clist": list all errors
- */
- void
- qf_list(eap)
- exarg_T *eap;
- {
- buf_T *buf;
- char_u *fname;
- struct qf_line *qfp;
- int i;
- int idx1 = 1;
- int idx2 = -1;
- int need_return = TRUE;
- int last_printed = 1;
- char_u *arg = eap->arg;
- int all = eap->forceit; /* if not :cl!, only show
- recognised errors */
-
- if (qf_curlist >= qf_listcount || qf_lists[qf_curlist].qf_count == 0)
- {
- EMSG(_(e_quickfix));
- return;
- }
- if (!get_list_range(&arg, &idx1, &idx2) || *arg != NUL)
- {
- EMSG(_(e_trailing));
- return;
- }
- i = qf_lists[qf_curlist].qf_count;
- if (idx1 < 0)
- idx1 = (-idx1 > i) ? 0 : idx1 + i + 1;
- if (idx2 < 0)
- idx2 = (-idx2 > i) ? 0 : idx2 + i + 1;
-
- more_back_used = TRUE;
- if (qf_lists[qf_curlist].qf_nonevalid)
- all = TRUE;
- qfp = qf_lists[qf_curlist].qf_start;
- for (i = 1; !got_int && i <= qf_lists[qf_curlist].qf_count; )
- {
- if ((qfp->qf_valid || all) && idx1 <= i && i <= idx2)
- {
- if (need_return)
- {
- msg_putchar('\n');
- need_return = FALSE;
- }
- if (more_back == 0)
- {
- fname = NULL;
- if (qfp->qf_fnum != 0
- && (buf = buflist_findnr(qfp->qf_fnum)) != NULL)
- fname = buf->b_fname;
- if (fname == NULL)
- sprintf((char *)IObuff, "%2d", i);
- else
- sprintf((char *)IObuff, "%2d %s", i, fname);
- msg_outtrans_attr(IObuff, i == qf_lists[qf_curlist].qf_index
- ? hl_attr(HLF_L) : hl_attr(HLF_D));
- if (qfp->qf_lnum == 0)
- IObuff[0] = NUL;
- else if (qfp->qf_col == 0)
- sprintf((char *)IObuff, ":%ld", qfp->qf_lnum);
- else
- sprintf((char *)IObuff, ":%ld col %d",
- qfp->qf_lnum, qfp->qf_col);
- sprintf((char *)IObuff + STRLEN(IObuff), "%s: ",
- qf_types(qfp->qf_type, qfp->qf_nr));
- msg_puts_attr(IObuff, hl_attr(HLF_N));
- /* Remove newlines and leading whitespace from the text. */
- qf_fmt_text(qfp->qf_text, IObuff, IOSIZE);
- msg_prt_line(IObuff);
- out_flush(); /* show one line at a time */
- need_return = TRUE;
- last_printed = i;
- }
- }
- if (more_back)
- {
- /* scrolling backwards from the more-prompt */
- /* TODO: compute the number of items from the screen lines */
- more_back = more_back * 2 - 1;
- while (i > last_printed - more_back && i > idx1)
- {
- do
- {
- qfp = qfp->qf_prev;
- --i;
- }
- while (i > idx1 && !qfp->qf_valid && !all);
- }
- more_back = 0;
- }
- else
- {
- qfp = qfp->qf_next;
- ++i;
- }
- ui_breakcheck();
- }
- more_back_used = FALSE;
- }
-
- /*
- * Remove newlines and leading whitespace from an error message.
- * Put the result in "buf[bufsize]".
- */
- static void
- qf_fmt_text(text, buf, bufsize)
- char_u *text;
- char_u *buf;
- int bufsize;
- {
- int i;
- char_u *p = skipwhite(text);
-
- for (i = 0; *p != NUL && i < bufsize - 1; ++i)
- {
- if (*p == '\n')
- {
- buf[i] = ' ';
- while (*++p != NUL)
- if (!vim_iswhite(*p) && *p != '\n')
- break;
- }
- else
- buf[i] = *p++;
- }
- buf[i] = NUL;
- }
-
- /*
- * ":colder [count]": Up in the quickfix stack.
- * ":cnewer [count]": Down in the quickfix stack.
- */
- void
- qf_age(eap)
- exarg_T *eap;
- {
- int count;
-
- if (eap->addr_count != 0)
- count = eap->line2;
- else
- count = 1;
- while (count--)
- {
- if (eap->cmdidx == CMD_colder)
- {
- if (qf_curlist == 0)
- {
- EMSG(_("E380: At bottom of quickfix stack"));
- return;
- }
- --qf_curlist;
- }
- else
- {
- if (qf_curlist >= qf_listcount - 1)
- {
- EMSG(_("E381: At top of quickfix stack"));
- return;
- }
- ++qf_curlist;
- }
- }
- qf_msg();
- }
-
- static void
- qf_msg()
- {
- smsg((char_u *)_("error list %d of %d; %d errors"),
- qf_curlist + 1, qf_listcount, qf_lists[qf_curlist].qf_count);
- #ifdef FEAT_WINDOWS
- qf_update_buffer();
- #endif
- }
-
- /*
- * free the error list
- */
- static void
- qf_free(idx)
- int idx;
- {
- struct qf_line *qfp;
-
- while (qf_lists[idx].qf_count)
- {
- qfp = qf_lists[idx].qf_start->qf_next;
- vim_free(qf_lists[idx].qf_start->qf_text);
- vim_free(qf_lists[idx].qf_start);
- qf_lists[idx].qf_start = qfp;
- --qf_lists[idx].qf_count;
- }
- }
-
- /*
- * qf_mark_adjust: adjust marks
- */
- void
- qf_mark_adjust(line1, line2, amount, amount_after)
- linenr_T line1;
- linenr_T line2;
- long amount;
- long amount_after;
- {
- int i;
- struct qf_line *qfp;
- int idx;
-
- for (idx = 0; idx < qf_listcount; ++idx)
- if (qf_lists[idx].qf_count)
- for (i = 0, qfp = qf_lists[idx].qf_start;
- i < qf_lists[idx].qf_count; ++i, qfp = qfp->qf_next)
- if (qfp->qf_fnum == curbuf->b_fnum)
- {
- if (qfp->qf_lnum >= line1 && qfp->qf_lnum <= line2)
- {
- if (amount == MAXLNUM)
- qfp->qf_cleared = TRUE;
- else
- qfp->qf_lnum += amount;
- }
- else if (amount_after && qfp->qf_lnum > line2)
- qfp->qf_lnum += amount_after;
- }
- }
-
- /*
- * Make a nice message out of the error character and the error number:
- * char number message
- * e or E 0 " error"
- * w or W 0 " warning"
- * i or I 0 " info"
- * 0 0 ""
- * other 0 " c"
- * e or E n " error n"
- * w or W n " warning n"
- * i or I n " info n"
- * 0 n " error n"
- * other n " c n"
- */
- static char_u *
- qf_types(c, nr)
- int c, nr;
- {
- static char_u buf[20];
- static char_u cc[3];
- char_u *p;
-
- if (c == 'W' || c == 'w')
- p = (char_u *)" warning";
- else if (c == 'I' || c == 'i')
- p = (char_u *)" info";
- else if (c == 'E' || c == 'e' || (c == 0 && nr > 0))
- p = (char_u *)" error";
- else if (c == 0)
- p = (char_u *)"";
- else
- {
- cc[0] = ' ';
- cc[1] = c;
- cc[2] = NUL;
- p = cc;
- }
-
- if (nr <= 0)
- return p;
-
- sprintf((char *)buf, "%s %3d", p, nr);
- return buf;
- }
-
- #if defined(FEAT_WINDOWS) || defined(PROTO)
- /*
- * ":cwindow": open the quickfix window if we have errors to display,
- * close it if not.
- */
- void
- ex_cwindow(eap)
- exarg_T *eap;
- {
- win_T *win;
-
- /*
- * Look for an existing quickfix window.
- */
- for (win = firstwin; win != NULL; win = win->w_next)
- if (bt_quickfix(win->w_buffer))
- break;
-
- /*
- * If a quickfix window is open but we have no errors to display,
- * close the window. If a quickfix window is not open, then open
- * it if we have errors; otherwise, leave it closed.
- */
- if (qf_lists[qf_curlist].qf_nonevalid || qf_curlist >= qf_listcount)
- {
- if (win != NULL)
- ex_cclose(eap);
- }
- else if (win == NULL)
- ex_copen(eap);
- }
-
- /*
- * ":cclose": close the window showing the list of errors.
- */
- /*ARGSUSED*/
- void
- ex_cclose(eap)
- exarg_T *eap;
- {
- win_T *win;
-
- /*
- * Find existing quickfix window and close it.
- */
- for (win = firstwin; win != NULL; win = win->w_next)
- if (bt_quickfix(win->w_buffer))
- break;
-
- if (win != NULL)
- win_close(win, FALSE);
- }
-
- /*
- * ":copen": open a window that shows the list of errors.
- */
- void
- ex_copen(eap)
- exarg_T *eap;
- {
- int height;
- buf_T *buf;
- win_T *win;
-
- if (eap->addr_count != 0)
- height = eap->line2;
- else
- height = QF_WINHEIGHT;
-
- #ifdef FEAT_VISUAL
- reset_VIsual_and_resel(); /* stop Visual mode */
- #endif
- #ifdef FEAT_GUI
- need_mouse_correct = TRUE;
- #endif
-
- /*
- * Find existing quickfix window, or open a new one.
- */
- for (win = firstwin; win != NULL; win = win->w_next)
- if (bt_quickfix(win->w_buffer))
- break;
- if (win != NULL)
- win_goto(win);
- else
- {
- /* Create the new window at the very bottom. */
- win_goto(lastwin);
- if (win_split(height, WSP_BELOW) == FAIL)
- return; /* not enough room for window */
-
- /*
- * Find existing quickfix buffer, or create a new one.
- */
- buf = qf_find_buf();
- if (buf == NULL)
- {
- (void)do_ecmd(0, NULL, NULL, NULL, ECMD_ONE, ECMD_HIDE);
- /* switch off 'swapfile' */
- set_option_value((char_u *)"swf", 0L, NULL, OPT_LOCAL);
- set_option_value((char_u *)"bt", 0L, (char_u *)"quickfix",
- OPT_LOCAL);
- set_option_value((char_u *)"bh", 0L, (char_u *)"delete", OPT_LOCAL);
- set_option_value((char_u *)"diff", 0L, (char_u *)"", OPT_LOCAL);
- }
- else if (buf != curbuf)
- set_curbuf(buf, DOBUF_GOTO);
-
- /* Only set the height when there is no window to the side. */
- if (curwin->w_width == Columns)
- win_setheight(height);
- }
-
- /*
- * Fill the buffer with the quickfix list.
- */
- qf_fill_buffer();
-
- curwin->w_cursor.lnum = qf_lists[qf_curlist].qf_index;
- curwin->w_cursor.col = 0;
- check_cursor();
- update_topline(); /* scroll to show the line */
- }
-
- /*
- * Return the number of the current entry (line number in the quickfix
- * window).
- */
- linenr_T
- qf_current_entry()
- {
- return qf_lists[qf_curlist].qf_index;
- }
-
- /*
- * Update the cursor position in the quickfix window to the current error.
- * Return TRUE if there is a quickfix window.
- */
- static int
- qf_win_pos_update(old_qf_index)
- int old_qf_index; /* previous qf_index or zero */
- {
- win_T *win;
- int qf_index = qf_lists[qf_curlist].qf_index;
-
- /*
- * Put the cursor on the current error in the quickfix window, so that
- * it's viewable.
- */
- for (win = firstwin; win != NULL; win = win->w_next)
- if (bt_quickfix(win->w_buffer))
- break;
- if (win != NULL
- && qf_index <= win->w_buffer->b_ml.ml_line_count
- && old_qf_index != qf_index)
- {
- win_T *old_curwin = curwin;
-
- curwin = win;
- curbuf = win->w_buffer;
- if (qf_index > old_qf_index)
- {
- curwin->w_redraw_top = old_qf_index;
- curwin->w_redraw_bot = qf_index;
- }
- else
- {
- curwin->w_redraw_top = qf_index;
- curwin->w_redraw_bot = old_qf_index;
- }
- curwin->w_cursor.lnum = qf_index;
- curwin->w_cursor.col = 0;
- update_topline(); /* scroll to show the line */
- redraw_later(VALID);
- curwin->w_redr_status = TRUE; /* update ruler */
- curwin = old_curwin;
- curbuf = curwin->w_buffer;
- }
- return win != NULL;
- }
-
- /*
- * Find quickfix buffer.
- */
- static buf_T *
- qf_find_buf()
- {
- buf_T *buf;
-
- for (buf = firstbuf; buf != NULL; buf = buf->b_next)
- if (bt_quickfix(buf))
- break;
- return buf;
- }
-
- /*
- * Find the quickfix buffer. If it exists, update the contents.
- */
- static void
- qf_update_buffer()
- {
- buf_T *buf;
- #ifdef FEAT_AUTOCMD
- aco_save_T aco;
- #else
- buf_T *save_curbuf;
- #endif
-
- /* Check if a buffer for the quickfix list exists. Update it. */
- buf = qf_find_buf();
- if (buf != NULL)
- {
- #ifdef FEAT_AUTOCMD
- /* set curwin/curbuf to buf and save a few things */
- aucmd_prepbuf(&aco, buf);
- #else
- save_curbuf = curbuf;
- curbuf = buf;
- #endif
-
- qf_fill_buffer();
-
- #ifdef FEAT_AUTOCMD
- /* restore curwin/curbuf and a few other things */
- aucmd_restbuf(&aco);
- #else
- curbuf = save_curbuf;
- #endif
-
- (void)qf_win_pos_update(0);
- }
- }
-
- /*
- * Fill current buffer with quickfix errors, replacing any previous contents.
- * curbuf must be the quickfix buffer!
- */
- static void
- qf_fill_buffer()
- {
- linenr_T lnum;
- struct qf_line *qfp;
- buf_T *errbuf;
- int len;
- int old_KeyTyped = KeyTyped;
-
- /* delete all existing lines */
- while ((curbuf->b_ml.ml_flags & ML_EMPTY) == 0)
- (void)ml_delete((linenr_T)1, FALSE);
-
- /* Check if there is anything to display */
- if (qf_curlist < qf_listcount)
- {
- /* Add one line for each error */
- qfp = qf_lists[qf_curlist].qf_start;
- for (lnum = 0; lnum < qf_lists[qf_curlist].qf_count; ++lnum)
- {
- if (qfp->qf_fnum != 0
- && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL
- && errbuf->b_fname != NULL)
- {
- STRCPY(IObuff, errbuf->b_fname);
- len = (int)STRLEN(IObuff);
- }
- else
- len = 0;
- IObuff[len++] = '|';
-
- if (qfp->qf_lnum > 0)
- {
- sprintf((char *)IObuff + len, "%ld", qfp->qf_lnum);
- len += (int)STRLEN(IObuff + len);
-
- if (qfp->qf_col > 0)
- {
- sprintf((char *)IObuff + len, " col %d", qfp->qf_col);
- len += (int)STRLEN(IObuff + len);
- }
-
- sprintf((char *)IObuff + len, "%s",
- qf_types(qfp->qf_type, qfp->qf_nr));
- len += (int)STRLEN(IObuff + len);
- }
- IObuff[len++] = '|';
- IObuff[len++] = ' ';
-
- qf_fmt_text(qfp->qf_text, IObuff + len, IOSIZE - len);
-
- if (ml_append(lnum, IObuff, (colnr_T)STRLEN(IObuff) + 1, FALSE)
- == FAIL)
- break;
- qfp = qfp->qf_next;
- }
- /* Delete the empty line which is now at the end */
- (void)ml_delete(lnum + 1, FALSE);
- }
-
- /* correct cursor position */
- check_lnums(TRUE);
-
- /* Set the 'filetype' to "qf" each time after filling the buffer. This
- * resembles reading a file into a buffer, it's more logical when using
- * autocommands. */
- set_option_value((char_u *)"ft", 0L, (char_u *)"qf", OPT_LOCAL);
- curbuf->b_p_ma = FALSE;
-
- #ifdef FEAT_AUTOCMD
- apply_autocmds(EVENT_BUFREADPOST, (char_u *)"quickfix", NULL,
- FALSE, curbuf);
- apply_autocmds(EVENT_BUFWINENTER, (char_u *)"quickfix", NULL,
- FALSE, curbuf);
- #endif
-
- /* make sure it will be redrawn */
- redraw_curbuf_later(NOT_VALID);
-
- /* Restore KeyTyped, setting 'filetype' may reset it. */
- KeyTyped = old_KeyTyped;
- }
-
- #endif /* FEAT_WINDOWS */
-
- /*
- * Return TRUE if "buf" is the quickfix buffer.
- */
- int
- bt_quickfix(buf)
- buf_T *buf;
- {
- return (buf->b_p_bt[0] == 'q');
- }
-
- /*
- * Return TRUE if "buf" is a "nofile" buffer.
- */
- int
- bt_nofile(buf)
- buf_T *buf;
- {
- return (buf->b_p_bt[0] == 'n' && buf->b_p_bt[2] == 'f');
- }
-
- /*
- * Return TRUE if "buf" is a "nowrite" or "nofile" buffer.
- */
- int
- bt_dontwrite(buf)
- buf_T *buf;
- {
- return (buf->b_p_bt[0] == 'n');
- }
-
- int
- bt_dontwrite_msg(buf)
- buf_T *buf;
- {
- if (bt_dontwrite(buf))
- {
- EMSG(_("E382: Cannot write, 'buftype' option is set"));
- return TRUE;
- }
- return FALSE;
- }
-
- /*
- * Return TRUE if the buffer should be hidden, according to 'hidden', ":hide"
- * and 'bufhidden'.
- */
- int
- buf_hide(buf)
- buf_T *buf;
- {
- /* 'bufhidden' overrules 'hidden' and ":hide", check it first */
- switch (buf->b_p_bh[0])
- {
- case 'u': /* "unload" */
- case 'd': return FALSE; /* "delete" */
- case 'h': return TRUE; /* "hide" */
- }
- return (p_hid || cmdmod.hide);
- }
-
- /*
- * Used for ":make", ":grep" and ":grepadd".
- */
- void
- ex_make(eap)
- exarg_T *eap;
- {
- char_u *name;
- char_u *cmd;
- unsigned len;
-
- autowrite_all();
- name = get_mef_name();
- if (name == NULL)
- return;
- mch_remove(name); /* in case it's not unique */
-
- /*
- * If 'shellpipe' empty: don't redirect to 'errorfile'.
- */
- len = (unsigned)STRLEN(p_shq) * 2 + (unsigned)STRLEN(eap->arg) + 1;
- if (*p_sp != NUL)
- len += (unsigned)STRLEN(p_sp) + (unsigned)STRLEN(name) + 3;
- cmd = alloc(len);
- if (cmd == NULL)
- return;
- sprintf((char *)cmd, "%s%s%s", p_shq, eap->arg, p_shq);
- if (*p_sp != NUL)
- append_redir(cmd, p_sp, name);
- /*
- * Output a newline if there's something else than the :make command that
- * was typed (in which case the cursor is in column 0).
- */
- if (msg_col == 0)
- msg_didout = FALSE;
- msg_start();
- MSG_PUTS(":!");
- msg_outtrans(cmd); /* show what we are doing */
-
- /* let the shell know if we are redirecting output or not */
- do_shell(cmd, *p_sp != NUL ? SHELL_DOOUT : 0);
-
- #ifdef AMIGA
- out_flush();
- /* read window status report and redraw before message */
- (void)char_avail();
- #endif
-
- if (qf_init(name, eap->cmdidx != CMD_make ? p_gefm : p_efm,
- eap->cmdidx != CMD_grepadd) > 0
- && !eap->forceit)
- qf_jump(0, 0, FALSE); /* display first error */
-
- mch_remove(name);
- vim_free(name);
- vim_free(cmd);
- }
-
- /*
- * Return the name for the errorfile, in allocated memory.
- * Find a new unique name when 'makeef' contains "##".
- * Returns NULL for error.
- */
- static char_u *
- get_mef_name()
- {
- char_u *p;
- char_u *name;
- static int start = -1;
- static int off = 0;
- #ifdef HAVE_LSTAT
- struct stat sb;
- #endif
-
- if (*p_mef == NUL)
- {
- name = vim_tempname('e');
- if (name == NULL)
- EMSG(_(e_notmp));
- return name;
- }
-
- for (p = p_mef; *p; ++p)
- if (p[0] == '#' && p[1] == '#')
- break;
-
- if (*p == NUL)
- return vim_strsave(p_mef);
-
- /* Keep trying until the name doesn't exist yet. */
- for (;;)
- {
- if (start == -1)
- start = mch_get_pid();
- else
- off += 19;
-
- name = alloc((unsigned)STRLEN(p_mef) + 30);
- if (name == NULL)
- break;
- STRCPY(name, p_mef);
- sprintf((char *)name + (p - p_mef), "%d%d", start, off);
- STRCAT(name, p + 2);
- if (mch_getperm(name) < 0
- #ifdef HAVE_LSTAT
- /* Don't accept a symbolic link, its a security risk. */
- && mch_lstat((char *)name, &sb) < 0
- #endif
- )
- break;
- vim_free(name);
- }
- return name;
- }
-
- /*
- * ":cc", ":crewind", ":cfirst" and ":clast".
- */
- void
- ex_cc(eap)
- exarg_T *eap;
- {
- qf_jump(0,
- eap->addr_count > 0
- ? (int)eap->line2
- : eap->cmdidx == CMD_cc
- ? 0
- : (eap->cmdidx == CMD_crewind || eap->cmdidx == CMD_cfirst)
- ? 1
- : 32767,
- eap->forceit);
- }
-
- /*
- * ":cnext", ":cnfile", ":cNext" and ":cprevious".
- */
- void
- ex_cnext(eap)
- exarg_T *eap;
- {
- qf_jump(eap->cmdidx == CMD_cnext
- ? FORWARD
- : eap->cmdidx == CMD_cnfile
- ? FORWARD_FILE
- : BACKWARD,
- eap->addr_count > 0 ? (int)eap->line2 : 1, eap->forceit);
- }
-
- /*
- * ":cfile" command.
- */
- void
- ex_cfile(eap)
- exarg_T *eap;
- {
- if (*eap->arg != NUL)
- set_string_option_direct((char_u *)"ef", -1, eap->arg, OPT_FREE);
- if (qf_init(p_ef, p_efm, TRUE) > 0)
- qf_jump(0, 0, eap->forceit); /* display first error */
- }
-
- #endif /* FEAT_QUICKFIX */
-