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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.
- */
-
- /*
- * mark.c: functions for setting marks and jumping to them
- */
-
- #include "vim.h"
-
- /*
- * This file contains routines to maintain and manipulate marks.
- */
-
- /*
- * If a named file mark's lnum is non-zero, it is valid.
- * If a named file mark's fnum is non-zero, it is for an existing buffer,
- * otherwise it is from .viminfo and namedfm[n].fname is the file name.
- * There are marks 'A - 'Z (set by user) and '0 to '9 (set when writing
- * viminfo).
- */
- #define EXTRA_MARKS 10 /* marks 0-9 */
- static xfmark_T namedfm[NMARKS + EXTRA_MARKS]; /* marks with file nr */
-
- static void fname2fnum __ARGS((xfmark_T *fm));
- static void fmarks_check_one __ARGS((xfmark_T *fm, char_u *name, buf_T *buf));
- static char_u *mark_line __ARGS((pos_T *mp, int lead_len));
- static void show_one_mark __ARGS((int, char_u *, pos_T *, char_u *, int current));
- #ifdef FEAT_JUMPLIST
- static void cleanup_jumplist __ARGS((void));
- #endif
- #ifdef FEAT_VIMINFO
- static void write_one_filemark __ARGS((FILE *fp, xfmark_T *fm, int c1, int c2));
- #endif
-
- /*
- * Set named mark 'c' at current cursor position.
- * Returns OK on success, FAIL if bad name given.
- */
- int
- setmark(c)
- int c;
- {
- int i;
-
- /* Check for a special key (may cause islower() to crash). */
- if (c < 0)
- return FAIL;
-
- if (c == '\'' || c == '`')
- {
- setpcmark();
- /* keep it even when the cursor doesn't move */
- curwin->w_prev_pcmark = curwin->w_pcmark;
- return OK;
- }
-
- #ifndef EBCDIC
- if (c > 'z') /* some islower() and isupper() cannot handle
- characters above 127 */
- return FAIL;
- #endif
- if (islower(c))
- {
- i = c - 'a';
- curbuf->b_namedm[i] = curwin->w_cursor;
- return OK;
- }
- if (isupper(c))
- {
- i = c - 'A';
- namedfm[i].fmark.mark = curwin->w_cursor;
- namedfm[i].fmark.fnum = curbuf->b_fnum;
- vim_free(namedfm[i].fname);
- namedfm[i].fname = NULL;
- return OK;
- }
- return FAIL;
- }
-
- /*
- * Set the previous context mark to the current position and add it to the
- * jump list.
- */
- void
- setpcmark()
- {
- #ifdef FEAT_JUMPLIST
- int i;
- xfmark_T *fm;
- #endif
- #ifdef JUMPLIST_ROTATE
- xfmark_T tempmark;
- #endif
-
- /* for :global the mark is set only once */
- if (global_busy)
- return;
-
- curwin->w_prev_pcmark = curwin->w_pcmark;
- curwin->w_pcmark = curwin->w_cursor;
-
- #ifdef FEAT_JUMPLIST
- # ifdef JUMPLIST_ROTATE
- /*
- * If last used entry is not at the top, put it at the top by rotating
- * the stack until it is (the newer entries will be at the bottom).
- * Keep one entry (the last used one) at the top.
- */
- if (curwin->w_jumplistidx < curwin->w_jumplistlen)
- ++curwin->w_jumplistidx;
- while (curwin->w_jumplistidx < curwin->w_jumplistlen)
- {
- tempmark = curwin->w_jumplist[curwin->w_jumplistlen - 1];
- for (i = curwin->w_jumplistlen - 1; i > 0; --i)
- curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
- curwin->w_jumplist[0] = tempmark;
- ++curwin->w_jumplistidx;
- }
- # endif
-
- /* If jumplist is full: remove oldest entry */
- if (++curwin->w_jumplistlen > JUMPLISTSIZE)
- {
- curwin->w_jumplistlen = JUMPLISTSIZE;
- vim_free(curwin->w_jumplist[0].fname);
- for (i = 1; i < JUMPLISTSIZE; ++i)
- curwin->w_jumplist[i - 1] = curwin->w_jumplist[i];
- }
- curwin->w_jumplistidx = curwin->w_jumplistlen;
- fm = &curwin->w_jumplist[curwin->w_jumplistlen - 1];
-
- fm->fmark.mark = curwin->w_pcmark;
- fm->fmark.fnum = curbuf->b_fnum;
- fm->fname = NULL;
- #endif
- }
-
- /*
- * To change context, call setpcmark(), then move the current position to
- * where ever, then call checkpcmark(). This ensures that the previous
- * context will only be changed if the cursor moved to a different line.
- * If pcmark was deleted (with "dG") the previous mark is restored.
- */
- void
- checkpcmark()
- {
- if (curwin->w_prev_pcmark.lnum != 0
- && (equal(curwin->w_pcmark, curwin->w_cursor)
- || curwin->w_pcmark.lnum == 0))
- {
- curwin->w_pcmark = curwin->w_prev_pcmark;
- curwin->w_prev_pcmark.lnum = 0; /* Show it has been checked */
- }
- }
-
- #if defined(FEAT_JUMPLIST) || defined(PROTO)
- /*
- * move "count" positions in the jump list (count may be negative)
- */
- pos_T *
- movemark(count)
- int count;
- {
- pos_T *pos;
- xfmark_T *jmp;
-
- cleanup_jumplist();
-
- if (curwin->w_jumplistlen == 0) /* nothing to jump to */
- return (pos_T *)NULL;
-
- for (;;)
- {
- if (curwin->w_jumplistidx + count < 0
- || curwin->w_jumplistidx + count >= curwin->w_jumplistlen)
- return (pos_T *)NULL;
-
- /*
- * if first CTRL-O or CTRL-I command after a jump, add cursor position
- * to list. Careful: If there are duplicates (CTRL-O immidiately after
- * starting Vim on a file), another entry may have been removed.
- */
- if (curwin->w_jumplistidx == curwin->w_jumplistlen)
- {
- setpcmark();
- --curwin->w_jumplistidx; /* skip the new entry */
- if (curwin->w_jumplistidx + count < 0)
- return (pos_T *)NULL;
- }
-
- curwin->w_jumplistidx += count;
-
- jmp = curwin->w_jumplist + curwin->w_jumplistidx;
- if (jmp->fmark.fnum == 0)
- fname2fnum(jmp);
- if (jmp->fmark.fnum != curbuf->b_fnum)
- {
- /* jump to other file */
- if (buflist_findnr(jmp->fmark.fnum) == NULL)
- { /* Skip this one .. */
- count += count < 0 ? -1 : 1;
- continue;
- }
- if (buflist_getfile(jmp->fmark.fnum, jmp->fmark.mark.lnum,
- 0, FALSE) == FAIL)
- return (pos_T *)NULL;
- /* Set lnum again, autocommands my have changed it */
- curwin->w_cursor = jmp->fmark.mark;
- pos = (pos_T *)-1;
- }
- else
- pos = &(jmp->fmark.mark);
- return pos;
- }
- }
- #endif
-
- /*
- * Find mark "c".
- * Returns:
- * - pointer to pos_T if found. lnum is 0 when mark not set, -1 when mark is
- * in another file which can't be gotten. (caller needs to check lnum!)
- * - NULL if there is no mark called 'c'.
- * - -1 if mark is in other file and jumped there (only if changefile is TRUE)
- */
- pos_T *
- getmark(c, changefile)
- int c;
- int changefile; /* allowed to edit another file */
- {
- pos_T *posp;
- #ifdef FEAT_VISUAL
- pos_T *startp, *endp;
- #endif
- static pos_T pos_copy;
-
- posp = NULL;
-
- /* Check for special key, can't be a mark name and might cause islower()
- * to crash. */
- if (c < 0)
- return posp;
- #ifndef EBCDIC
- if (c > '~') /* check for islower()/isupper() */
- ;
- else
- #endif
- if (c == '\'' || c == '`') /* previous context mark */
- {
- pos_copy = curwin->w_pcmark; /* need to make a copy because */
- posp = &pos_copy; /* w_pcmark may be changed soon */
- }
- else if (c == '"') /* to pos when leaving buffer */
- posp = &(curbuf->b_last_cursor);
- else if (c == '^') /* to where Insert mode stopped */
- posp = &(curbuf->b_last_insert);
- else if (c == '.') /* to where last change was made */
- posp = &(curbuf->b_last_change);
- else if (c == '[') /* to start of previous operator */
- posp = &(curbuf->b_op_start);
- else if (c == ']') /* to end of previous operator */
- posp = &(curbuf->b_op_end);
- else if (c == '{' || c == '}') /* to previous/next paragraph */
- {
- pos_T pos;
- oparg_T oa;
-
- pos = curwin->w_cursor;
- if (findpar(&oa, c == '}' ? FORWARD : BACKWARD, 1L, NUL, FALSE))
- {
- pos_copy = curwin->w_cursor;
- posp = &pos_copy;
- }
- curwin->w_cursor = pos;
- }
- else if (c == '(' || c == ')') /* to previous/next sentence */
- {
- pos_T pos;
-
- pos = curwin->w_cursor;
- if (findsent(c == ')' ? FORWARD : BACKWARD, 1L))
- {
- pos_copy = curwin->w_cursor;
- posp = &pos_copy;
- }
- curwin->w_cursor = pos;
- }
- #ifdef FEAT_VISUAL
- else if (c == '<' || c == '>') /* start/end of visual area */
- {
- startp = &curbuf->b_visual_start;
- endp = &curbuf->b_visual_end;
- if ((c == '<') == lt(*startp, *endp))
- {
- posp = startp;
- }
- else
- {
- posp = endp;
- }
- /*
- * For Visual line mode, set mark at begin or end of line
- */
- if (curbuf->b_visual_mode == 'V')
- {
- pos_copy = *posp;
- posp = &pos_copy;
- if (c == '<')
- pos_copy.col = 0;
- else
- pos_copy.col = MAXCOL;
- #ifdef FEAT_VIRTUALEDIT
- pos_copy.coladd = 0;
- #endif
- }
- }
- #endif
- else if (ASCII_ISLOWER(c)) /* normal named mark */
- {
- posp = &(curbuf->b_namedm[c - 'a']);
- }
- else if (ASCII_ISUPPER(c) || vim_isdigit(c)) /* named file mark */
- {
- if (vim_isdigit(c))
- c = c - '0' + NMARKS;
- else
- c -= 'A';
- posp = &(namedfm[c].fmark.mark);
-
- if (namedfm[c].fmark.fnum == 0)
- fname2fnum(&namedfm[c]);
- if (namedfm[c].fmark.fnum != curbuf->b_fnum)
- {
- posp = &pos_copy;
-
- /* mark is in another file */
- if (namedfm[c].fmark.mark.lnum != 0
- && changefile && namedfm[c].fmark.fnum)
- {
- if (buflist_getfile(namedfm[c].fmark.fnum,
- (linenr_T)1, GETF_SETMARK, FALSE) == OK)
- {
- /* Set the lnum now, autocommands could have changed it */
- curwin->w_cursor = namedfm[c].fmark.mark;
- return (pos_T *)-1;
- }
- pos_copy.lnum = -1; /* can't get file */
- }
- else
- pos_copy.lnum = 0; /* mark exists, but is not valid in
- current buffer */
- }
- }
-
- return posp;
- }
-
- /*
- * Search for the next named mark in the current file.
- *
- * Returns pointer to pos_T of the next mark or NULL if no mark is found.
- */
- pos_T *
- getnextmark(startpos, dir, begin_line)
- pos_T *startpos; /* where to start */
- int dir; /* direction for search */
- int begin_line;
- {
- int i;
- pos_T *result = NULL;
- pos_T pos;
-
- pos = *startpos;
-
- /* When searching backward and leaving the cursor on the first non-blank,
- * position must be in a previous line.
- * When searching forward and leaving the cursor on the first non-blank,
- * position must be in a next line. */
- if (dir == BACKWARD && begin_line)
- pos.col = 0;
- else if (dir == FORWARD && begin_line)
- pos.col = MAXCOL;
-
- for (i = 0; i < NMARKS; i++)
- {
- if (curbuf->b_namedm[i].lnum > 0)
- {
- if (dir == FORWARD)
- {
- if ((result == NULL || lt(curbuf->b_namedm[i], *result))
- && lt(pos, curbuf->b_namedm[i]))
- result = &curbuf->b_namedm[i];
- }
- else
- {
- if ((result == NULL || lt(*result, curbuf->b_namedm[i]))
- && lt(curbuf->b_namedm[i], pos))
- result = &curbuf->b_namedm[i];
- }
- }
- }
-
- return result;
- }
-
- /*
- * For an xtended filemark: set the fnum from the fname.
- * This is used for marks obtained from the .viminfo file. It's postponed
- * until the mark is used to avoid a long startup delay.
- */
- static void
- fname2fnum(fm)
- xfmark_T *fm;
- {
- char_u *p;
-
- if (fm->fname != NULL)
- {
- /*
- * First expand "~/" in the file name to the home directory.
- * Try to shorten the file name.
- */
- expand_env(fm->fname, NameBuff, MAXPATHL);
- mch_dirname(IObuff, IOSIZE);
- p = shorten_fname(NameBuff, IObuff);
-
- /* buflist_new() will call fmarks_check_names() */
- (void)buflist_new(NameBuff, p, (linenr_T)1, 0);
- }
- }
-
- /*
- * Check all file marks for a name that matches the file name in buf.
- * May replace the name with an fnum.
- * Used for marks that come from the .viminfo file.
- */
- void
- fmarks_check_names(buf)
- buf_T *buf;
- {
- char_u *name;
- int i;
- #ifdef FEAT_JUMPLIST
- win_T *wp;
- #endif
-
- if (buf->b_ffname == NULL)
- return;
-
- name = home_replace_save(buf, buf->b_ffname);
- if (name == NULL)
- return;
-
- for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
- fmarks_check_one(&namedfm[i], name, buf);
-
- #ifdef FEAT_JUMPLIST
- FOR_ALL_WINDOWS(wp)
- {
- for (i = 0; i < wp->w_jumplistlen; ++i)
- fmarks_check_one(&wp->w_jumplist[i], name, buf);
- }
- #endif
-
- vim_free(name);
- }
-
- static void
- fmarks_check_one(fm, name, buf)
- xfmark_T *fm;
- char_u *name;
- buf_T *buf;
- {
- if (fm->fmark.fnum == 0
- && fm->fname != NULL
- && fnamecmp(name, fm->fname) == 0)
- {
- fm->fmark.fnum = buf->b_fnum;
- vim_free(fm->fname);
- fm->fname = NULL;
- }
- }
-
- /*
- * Check a if a position from a mark is valid.
- * Give and error message and return FAIL if not.
- */
- int
- check_mark(pos)
- pos_T *pos;
- {
- if (pos == NULL)
- {
- EMSG(_(e_umark));
- return FAIL;
- }
- if (pos->lnum <= 0)
- {
- /* lnum is negative if mark is in another file can can't get that
- * file, error message already give then. */
- if (pos->lnum == 0)
- EMSG(_(e_marknotset));
- return FAIL;
- }
- if (pos->lnum > curbuf->b_ml.ml_line_count)
- {
- EMSG(_(e_markinval));
- return FAIL;
- }
- return OK;
- }
-
- /*
- * clrallmarks() - clear all marks in the buffer 'buf'
- *
- * Used mainly when trashing the entire buffer during ":e" type commands
- */
- void
- clrallmarks(buf)
- buf_T *buf;
- {
- static int i = -1;
-
- if (i == -1) /* first call ever: initialize */
- for (i = 0; i < NMARKS + 1; i++)
- {
- namedfm[i].fmark.mark.lnum = 0;
- namedfm[i].fname = NULL;
- }
-
- for (i = 0; i < NMARKS; i++)
- buf->b_namedm[i].lnum = 0;
- buf->b_op_start.lnum = 0; /* start/end op mark cleared */
- buf->b_op_end.lnum = 0;
- buf->b_last_cursor.lnum = 1; /* '" mark cleared */
- buf->b_last_cursor.col = 0;
- #ifdef FEAT_VIRTUALEDIT
- buf->b_last_cursor.coladd = 0;
- #endif
- buf->b_last_insert.lnum = 0; /* '^ mark cleared */
- buf->b_last_change.lnum = 0; /* '. mark cleared */
- }
-
- /*
- * Get name of file from a filemark.
- * When it's in the current buffer, return the text at the mark.
- * Returns an allocated string.
- */
- char_u *
- fm_getname(fmark, lead_len)
- fmark_T *fmark;
- int lead_len;
- {
- if (fmark->fnum == curbuf->b_fnum) /* current buffer */
- return mark_line(&(fmark->mark), lead_len);
- return buflist_nr2name(fmark->fnum, FALSE, TRUE);
- }
-
- /*
- * Return the line at mark "mp". Truncate to fit in window.
- * The returned string has been allocated.
- */
- static char_u *
- mark_line(mp, lead_len)
- pos_T *mp;
- int lead_len;
- {
- char_u *s, *p;
- int len;
-
- if (mp->lnum == 0 || mp->lnum > curbuf->b_ml.ml_line_count)
- return vim_strsave((char_u *)"-invalid-");
- s = vim_strnsave(skipwhite(ml_get(mp->lnum)), (int)Columns);
- if (s == NULL)
- return NULL;
- /* Truncate the line to fit it in the window */
- len = 0;
- for (p = s; *p != NUL; ++p)
- {
- len += ptr2cells(p);
- if (len >= Columns - lead_len)
- break;
- #ifdef FEAT_MBYTE
- if (has_mbyte)
- p += (*mb_ptr2len_check)(p) - 1;
- #endif
- }
- *p = NUL;
- return s;
- }
-
- /*
- * print the marks
- */
- void
- do_marks(eap)
- exarg_T *eap;
- {
- char_u *arg = eap->arg;
- int i;
- char_u *name;
-
- if (arg != NULL && *arg == NUL)
- arg = NULL;
-
- show_one_mark('\'', arg, &curwin->w_pcmark, NULL, TRUE);
- for (i = 0; i < NMARKS; ++i)
- show_one_mark(i + 'a', arg, &curbuf->b_namedm[i], NULL, TRUE);
- for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
- {
- if (namedfm[i].fmark.fnum != 0)
- name = fm_getname(&namedfm[i].fmark, 15);
- else
- name = namedfm[i].fname;
- if (name != NULL)
- {
- show_one_mark(i >= NMARKS ? i - NMARKS + '0' : i + 'A',
- arg, &namedfm[i].fmark.mark, name,
- namedfm[i].fmark.fnum == curbuf->b_fnum);
- if (namedfm[i].fmark.fnum != 0)
- vim_free(name);
- }
- }
- show_one_mark('"', arg, &curbuf->b_last_cursor, NULL, TRUE);
- show_one_mark('[', arg, &curbuf->b_op_start, NULL, TRUE);
- show_one_mark(']', arg, &curbuf->b_op_end, NULL, TRUE);
- show_one_mark('^', arg, &curbuf->b_last_insert, NULL, TRUE);
- show_one_mark('.', arg, &curbuf->b_last_change, NULL, TRUE);
- #ifdef FEAT_VISUAL
- show_one_mark('<', arg, &curbuf->b_visual_start, NULL, TRUE);
- show_one_mark('>', arg, &curbuf->b_visual_end, NULL, TRUE);
- #endif
- show_one_mark(-1, arg, NULL, NULL, FALSE);
- }
-
- static void
- show_one_mark(c, arg, p, name, current)
- int c;
- char_u *arg;
- pos_T *p;
- char_u *name;
- int current; /* in current file */
- {
- static int did_title = FALSE;
- int mustfree = FALSE;
-
- if (c == -1) /* finish up */
- {
- if (did_title)
- did_title = FALSE;
- else
- {
- if (arg == NULL)
- MSG(_("No marks set"));
- else
- EMSG2(_("E283: No marks matching \"%s\""), arg);
- }
- }
- /* don't output anything if 'q' typed at --more-- prompt */
- else if (!got_int
- && (arg == NULL || vim_strchr(arg, c) != NULL)
- && p->lnum != 0)
- {
- if (!did_title)
- {
- /* Highlight title */
- MSG_PUTS_TITLE(_("\nmark line col file/text"));
- did_title = TRUE;
- }
- msg_putchar('\n');
- if (!got_int)
- {
- sprintf((char *)IObuff, " %c %6ld %4d ", c, p->lnum, p->col);
- msg_outtrans(IObuff);
- if (name == NULL && current)
- {
- name = mark_line(p, 15);
- mustfree = TRUE;
- }
- if (name != NULL)
- {
- msg_outtrans_attr(name, current ? hl_attr(HLF_D) : 0);
- if (mustfree)
- vim_free(name);
- }
- }
- out_flush(); /* show one line at a time */
- }
- }
-
- #if defined(FEAT_JUMPLIST) || defined(PROTO)
- /*
- * print the jumplist
- */
- /*ARGSUSED*/
- void
- ex_jumps(eap)
- exarg_T *eap;
- {
- int i;
- char_u *name;
-
- cleanup_jumplist();
- /* Highlight title */
- MSG_PUTS_TITLE(_("\n jump line col file/text"));
- for (i = 0; i < curwin->w_jumplistlen; ++i)
- {
- if (curwin->w_jumplist[i].fmark.mark.lnum != 0)
- {
- if (curwin->w_jumplist[i].fmark.fnum == 0)
- fname2fnum(&curwin->w_jumplist[i]);
- name = fm_getname(&curwin->w_jumplist[i].fmark, 16);
- if (name == NULL) /* file name not available */
- continue;
-
- msg_putchar('\n');
- sprintf((char *)IObuff, "%c %2d %5ld %4d ",
- i == curwin->w_jumplistidx ? '>' : ' ',
- i > curwin->w_jumplistidx ? i - curwin->w_jumplistidx
- : curwin->w_jumplistidx - i,
- curwin->w_jumplist[i].fmark.mark.lnum,
- curwin->w_jumplist[i].fmark.mark.col);
- msg_outtrans(IObuff);
- msg_outtrans_attr(name,
- curwin->w_jumplist[i].fmark.fnum == curbuf->b_fnum
- ? hl_attr(HLF_D) : 0);
- vim_free(name);
- }
- out_flush();
- }
- if (curwin->w_jumplistidx == curwin->w_jumplistlen)
- MSG_PUTS("\n>");
- }
- #endif
-
- #define one_adjust(add) \
- { \
- lp = add; \
- if (*lp >= line1 && *lp <= line2) \
- { \
- if (amount == MAXLNUM) \
- *lp = 0; \
- else \
- *lp += amount; \
- } \
- else if (amount_after && *lp > line2) \
- *lp += amount_after; \
- }
-
- /* don't delete the line, just put at first deleted line */
- #define one_adjust_nodel(add) \
- { \
- lp = add; \
- if (*lp >= line1 && *lp <= line2) \
- { \
- if (amount == MAXLNUM) \
- *lp = line1; \
- else \
- *lp += amount; \
- } \
- else if (amount_after && *lp > line2) \
- *lp += amount_after; \
- }
-
- /*
- * Adjust marks between line1 and line2 (inclusive) to move 'amount' lines.
- * Must be called before changed_*(), appended_lines() or deleted_lines().
- * May be called before or after changing the text.
- * When deleting lines line1 to line2, use an 'amount' of MAXLNUM: The marks
- * within this range are made invalid.
- * If 'amount_after' is non-zero adjust marks after line2.
- * Example: Delete lines 34 and 35: mark_adjust(34, 35, MAXLNUM, -2);
- * Example: Insert two lines below 55: mark_adjust(56, MAXLNUM, 2, 0);
- * or: mark_adjust(56, 55, MAXLNUM, 2);
- */
- void
- mark_adjust(line1, line2, amount, amount_after)
- linenr_T line1;
- linenr_T line2;
- long amount;
- long amount_after;
- {
- int i;
- int fnum = curbuf->b_fnum;
- linenr_T *lp;
- win_T *win;
-
- if (line2 < line1 && amount_after == 0L) /* nothing to do */
- return;
-
- /* named marks, lower case and upper case */
- for (i = 0; i < NMARKS; i++)
- {
- one_adjust(&(curbuf->b_namedm[i].lnum));
- if (namedfm[i].fmark.fnum == fnum)
- one_adjust(&(namedfm[i].fmark.mark.lnum));
- }
- for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++)
- {
- if (namedfm[i].fmark.fnum == fnum)
- one_adjust(&(namedfm[i].fmark.mark.lnum));
- }
-
- /* previous context mark */
- one_adjust(&(curwin->w_pcmark.lnum));
-
- /* previous pcmark */
- one_adjust(&(curwin->w_prev_pcmark.lnum));
-
- /* last Insert position */
- one_adjust(&(curbuf->b_last_insert.lnum));
-
- /* last change position */
- one_adjust(&(curbuf->b_last_change.lnum));
-
- #ifdef FEAT_VISUAL
- /* Visual area */
- one_adjust_nodel(&(curbuf->b_visual_start.lnum));
- one_adjust_nodel(&(curbuf->b_visual_end.lnum));
- #endif
-
- #ifdef FEAT_QUICKFIX
- /* quickfix marks */
- qf_mark_adjust(line1, line2, amount, amount_after);
- #endif
-
- /*
- * Adjust items in all windows related to the current buffer.
- */
- FOR_ALL_WINDOWS(win)
- {
- #ifdef FEAT_JUMPLIST
- /* Marks in the jumplist. When deleting lines, this may create
- * duplicate marks in the jumplist, they will be removed later. */
- for (i = 0; i < win->w_jumplistlen; ++i)
- if (win->w_jumplist[i].fmark.fnum == fnum)
- one_adjust_nodel(&(win->w_jumplist[i].fmark.mark.lnum));
- #endif
-
- if (win->w_buffer == curbuf)
- {
- /* marks in the tag stack */
- for (i = 0; i < win->w_tagstacklen; i++)
- if (win->w_tagstack[i].fmark.fnum == fnum)
- one_adjust_nodel(&(win->w_tagstack[i].fmark.mark.lnum));
-
- #ifdef FEAT_VISUAL
- /* the displayed Visual area */
- if (win->w_old_cursor_lnum != 0)
- {
- one_adjust_nodel(&(win->w_old_cursor_lnum));
- one_adjust_nodel(&(win->w_old_visual_lnum));
- }
- #endif
-
- /* topline and cursor position for windows with the same buffer
- * other than the current window */
- if (win != curwin)
- {
- if (win->w_topline >= line1 && win->w_topline <= line2)
- {
- if (amount == MAXLNUM) /* topline is deleted */
- {
- if (line1 <= 1)
- win->w_topline = 1;
- else
- win->w_topline = line1 - 1;
- }
- else /* keep topline on the same line */
- win->w_topline += amount;
- #ifdef FEAT_DIFF
- win->w_topfill = 0;
- #endif
- }
- else if (amount_after && win->w_topline > line2)
- {
- win->w_topline += amount_after;
- #ifdef FEAT_DIFF
- win->w_topfill = 0;
- #endif
- }
- if (win->w_cursor.lnum >= line1 && win->w_cursor.lnum <= line2)
- {
- if (amount == MAXLNUM) /* line with cursor is deleted */
- {
- if (line1 <= 1)
- win->w_cursor.lnum = 1;
- else
- win->w_cursor.lnum = line1 - 1;
- win->w_cursor.col = 0;
- }
- else /* keep cursor on the same line */
- win->w_cursor.lnum += amount;
- }
- else if (amount_after && win->w_cursor.lnum > line2)
- win->w_cursor.lnum += amount_after;
- }
-
- #ifdef FEAT_FOLDING
- /* adjust folds */
- foldMarkAdjust(win, line1, line2, amount, amount_after);
- #endif
- }
- }
-
- #ifdef FEAT_DIFF
- /* adjust diffs */
- diff_mark_adjust(line1, line2, amount, amount_after);
- #endif
-
- #ifdef FEAT_SIGNS
- sign_mark_adjust(line1, line2, amount, amount_after);
- #endif
- }
-
- #ifdef FEAT_JUMPLIST
- /*
- * When deleting lines, this may create duplicate marks in the
- * jumplist. They will be removed here for the current window.
- */
- static void
- cleanup_jumplist()
- {
- int i;
- int from, to;
-
- to = 0;
- for (from = 0; from < curwin->w_jumplistlen; ++from)
- {
- if (curwin->w_jumplistidx == from)
- curwin->w_jumplistidx = to;
- for (i = from + 1; i < curwin->w_jumplistlen; ++i)
- if (curwin->w_jumplist[i].fmark.fnum
- == curwin->w_jumplist[from].fmark.fnum
- && curwin->w_jumplist[from].fmark.fnum != 0
- && curwin->w_jumplist[i].fmark.mark.lnum
- == curwin->w_jumplist[from].fmark.mark.lnum)
- break;
- if (i >= curwin->w_jumplistlen) /* no duplicate */
- curwin->w_jumplist[to++] = curwin->w_jumplist[from];
- else
- vim_free(curwin->w_jumplist[from].fname);
- }
- if (curwin->w_jumplistidx == curwin->w_jumplistlen)
- curwin->w_jumplistidx = to;
- curwin->w_jumplistlen = to;
- }
-
- # if defined(FEAT_WINDOWS) || defined(PROTO)
- /*
- * Copy the jumplist from window "from" to window "to".
- */
- void
- copy_jumplist(from, to)
- win_T *from;
- win_T *to;
- {
- int i;
-
- for (i = 0; i < from->w_jumplistlen; ++i)
- {
- to->w_jumplist[i] = from->w_jumplist[i];
- if (from->w_jumplist[i].fname != NULL)
- to->w_jumplist[i].fname = vim_strsave(from->w_jumplist[i].fname);
- }
- to->w_jumplistlen = from->w_jumplistlen;
- to->w_jumplistidx = from->w_jumplistidx;
- }
-
- /*
- * Free items in the jumplist of window "wp".
- */
- void
- free_jumplist(wp)
- win_T *wp;
- {
- int i;
-
- for (i = 0; i < wp->w_jumplistlen; ++i)
- vim_free(wp->w_jumplist[i].fname);
- }
- # endif
- #endif /* FEAT_JUMPLIST */
-
- void
- set_last_cursor(win)
- win_T *win;
- {
- win->w_buffer->b_last_cursor = win->w_cursor;
- }
-
- #if defined(FEAT_VIMINFO) || defined(PROTO)
- int
- read_viminfo_filemark(virp, force)
- vir_T *virp;
- int force;
- {
- char_u *str;
- xfmark_T *fm;
- int i;
-
- /* We only get here if line[0] == '\'' or '-'.
- * Illegal mark names are ignored (for future expansion). */
- str = virp->vir_line + 1;
- if (
- #ifndef EBCDIC
- *str <= 127 &&
- #endif
- ((*virp->vir_line == '\'' && (isdigit(*str) || isupper(*str)))
- || (*virp->vir_line == '-' && *str == '\'')))
- {
- if (*str == '\'')
- {
- #ifdef FEAT_JUMPLIST
- /* If the jumplist isn't full insert fmark as oldest entry */
- if (curwin->w_jumplistlen == JUMPLISTSIZE)
- fm = NULL;
- else
- {
- for (i = curwin->w_jumplistlen; i > 0; --i)
- curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
- ++curwin->w_jumplistidx;
- ++curwin->w_jumplistlen;
- fm = &curwin->w_jumplist[0];
- fm->fmark.mark.lnum = 0;
- fm->fname = NULL;
- }
- #else
- fm = NULL;
- #endif
- }
- else if (isdigit(*str))
- fm = &namedfm[*str - '0' + NMARKS];
- else
- fm = &namedfm[*str - 'A'];
- if (fm != NULL && (fm->fmark.mark.lnum == 0 || force))
- {
- str = skipwhite(str + 1);
- fm->fmark.mark.lnum = getdigits(&str);
- str = skipwhite(str);
- fm->fmark.mark.col = getdigits(&str);
- #ifdef FEAT_VIRTUALEDIT
- fm->fmark.mark.coladd = 0;
- #endif
- fm->fmark.fnum = 0;
- str = skipwhite(str);
- vim_free(fm->fname);
- fm->fname = viminfo_readstring(virp, (int)(str - virp->vir_line),
- FALSE);
- }
- }
- return vim_fgets(virp->vir_line, LSIZE, virp->vir_fd);
- }
-
- void
- write_viminfo_filemarks(fp)
- FILE *fp;
- {
- int i;
- char_u *name;
- buf_T *buf;
- xfmark_T *fm;
-
- if (get_viminfo_parameter('\'') == 0)
- return;
-
- fprintf(fp, _("\n# File marks:\n"));
-
- /*
- * Find a mark that is the same file and position as the cursor.
- * That one, or else the last one is deleted.
- * Move '0 to '1, '1 to '2, etc. until the matching one or '9
- * Set '0 mark to current cursor position.
- */
- if (curbuf->b_ffname != NULL && !removable(curbuf->b_ffname))
- {
- name = buflist_nr2name(curbuf->b_fnum, TRUE, FALSE);
- for (i = NMARKS; i < NMARKS + EXTRA_MARKS - 1; ++i)
- if (namedfm[i].fmark.mark.lnum == curwin->w_cursor.lnum
- && (namedfm[i].fname == NULL
- ? namedfm[i].fmark.fnum == curbuf->b_fnum
- : (name != NULL
- && STRCMP(name, namedfm[i].fname) == 0)))
- break;
- vim_free(name);
-
- vim_free(namedfm[i].fname);
- for ( ; i > NMARKS; --i)
- namedfm[i] = namedfm[i - 1];
- namedfm[NMARKS].fmark.mark = curwin->w_cursor;
- namedfm[NMARKS].fmark.fnum = curbuf->b_fnum;
- namedfm[NMARKS].fname = NULL;
- }
-
- /* Write the filemarks '0 - '9 and 'A - 'Z */
- for (i = 0; i < NMARKS + EXTRA_MARKS; i++)
- write_one_filemark(fp, &namedfm[i], '\'',
- i < NMARKS ? i + 'A' : i - NMARKS + '0');
-
- #ifdef FEAT_JUMPLIST
- /* Write the jumplist with -' */
- fprintf(fp, _("\n# Jumplist (newest first):\n"));
- setpcmark(); /* add current cursor position */
- cleanup_jumplist();
- for (fm = &curwin->w_jumplist[curwin->w_jumplistlen - 1];
- fm >= &curwin->w_jumplist[0]; --fm)
- {
- if (fm->fmark.fnum == 0
- || ((buf = buflist_findnr(fm->fmark.fnum)) != NULL
- && !removable(buf->b_ffname)))
- write_one_filemark(fp, fm, '-', '\'');
- }
- #endif
- }
-
- static void
- write_one_filemark(fp, fm, c1, c2)
- FILE *fp;
- xfmark_T *fm;
- int c1;
- int c2;
- {
- char_u *name;
-
- if (fm->fmark.mark.lnum == 0) /* not set */
- return;
-
- if (fm->fmark.fnum != 0) /* there is a buffer */
- name = buflist_nr2name(fm->fmark.fnum, TRUE, FALSE);
- else
- name = fm->fname; /* use name from .viminfo */
- if (name == NULL)
- return;
-
- fprintf(fp, "%c%c %ld %ld ", c1, c2, (long)fm->fmark.mark.lnum,
- (long)fm->fmark.mark.col);
- viminfo_writestring(fp, name);
- if (fm->fmark.fnum != 0)
- vim_free(name);
- }
-
- /*
- * Return TRUE if "name" is on removable media (depending on 'viminfo').
- */
- int
- removable(name)
- char_u *name;
- {
- char_u *p;
- char_u part[51];
- int retval = FALSE;
-
- name = home_replace_save(NULL, name);
- if (name != NULL)
- {
- for (p = p_viminfo; *p; )
- {
- copy_option_part(&p, part, 51, ", ");
- if (part[0] == 'r'
- && MB_STRNICMP(part + 1, name, STRLEN(part + 1)) == 0)
- {
- retval = TRUE;
- break;
- }
- }
- vim_free(name);
- }
- return retval;
- }
-
- static void write_one_mark __ARGS((FILE *fp_out, int c, pos_T *pos));
-
- /*
- * Write all the named marks for all buffers.
- * Return the number of buffers for which marks have been written.
- */
- int
- write_viminfo_marks(fp_out)
- FILE *fp_out;
- {
- int count;
- buf_T *buf;
- int is_mark_set;
- int i;
- #ifdef FEAT_WINDOWS
- win_T *win;
-
- /*
- * Set b_last_cursor for the all buffers that have a window.
- */
- for (win = firstwin; win != NULL; win = win->w_next)
- set_last_cursor(win);
- #else
- set_last_cursor(curwin);
- #endif
-
- fprintf(fp_out, _("\n# History of marks within files (newest to oldest):\n"));
- count = 0;
- for (buf = firstbuf; buf != NULL; buf = buf->b_next)
- {
- /*
- * Only write something if buffer has been loaded and at least one
- * mark is set.
- */
- if (buf->b_marks_read)
- {
- if (buf->b_last_cursor.lnum != 0)
- is_mark_set = TRUE;
- else
- {
- is_mark_set = FALSE;
- for (i = 0; i < NMARKS; i++)
- if (buf->b_namedm[i].lnum != 0)
- {
- is_mark_set = TRUE;
- break;
- }
- }
- if (is_mark_set && buf->b_ffname != NULL
- && buf->b_ffname[0] != NUL && !removable(buf->b_ffname))
- {
- home_replace(NULL, buf->b_ffname, IObuff, IOSIZE, TRUE);
- fprintf(fp_out, "\n> ");
- viminfo_writestring(fp_out, IObuff);
- write_one_mark(fp_out, '"', &buf->b_last_cursor);
- write_one_mark(fp_out, '^', &buf->b_last_insert);
- write_one_mark(fp_out, '.', &buf->b_last_change);
- for (i = 0; i < NMARKS; i++)
- write_one_mark(fp_out, 'a' + i, &buf->b_namedm[i]);
- count++;
- }
- }
- }
-
- return count;
- }
-
- static void
- write_one_mark(fp_out, c, pos)
- FILE *fp_out;
- int c;
- pos_T *pos;
- {
- if (pos->lnum != 0)
- fprintf(fp_out, "\t%c\t%ld\t%d\n", c, (long)pos->lnum, (int)pos->col);
- }
-
- /*
- * Handle marks in the viminfo file:
- * fp_out == NULL read marks for current buffer only
- * fp_out != NULL copy marks for buffers not in buffer list
- */
- void
- copy_viminfo_marks(virp, fp_out, count, eof)
- vir_T *virp;
- FILE *fp_out;
- int count;
- int eof;
- {
- char_u *line = virp->vir_line;
- buf_T *buf;
- int num_marked_files;
- int load_marks;
- int copy_marks_out;
- char_u *str;
- int i;
- char_u *p;
- char_u *name_buf;
- pos_T pos;
-
- if ((name_buf = alloc(LSIZE)) == NULL)
- return;
- num_marked_files = get_viminfo_parameter('\'');
- while (!eof && (count < num_marked_files || fp_out == NULL))
- {
- if (line[0] != '>')
- {
- if (line[0] != '\n' && line[0] != '\r' && line[0] != '#')
- {
- if (viminfo_error(_("Missing '>'"), line))
- break; /* too many errors, return now */
- }
- eof = vim_fgets(line, LSIZE, virp->vir_fd);
- continue; /* Skip this dud line */
- }
-
- /*
- * Handle long line and translate escaped characters.
- * Find file name, set str to start.
- * Ignore leading and trailing white space.
- */
- str = skipwhite(line + 1);
- str = viminfo_readstring(virp, (int)(str - virp->vir_line), FALSE);
- if (str == NULL)
- continue;
- p = str + STRLEN(str);
- while (p != str && (*p == NUL || vim_isspace(*p)))
- p--;
- if (*p)
- p++;
- *p = NUL;
-
- /*
- * If fp_out == NULL, load marks for current buffer.
- * If fp_out != NULL, copy marks for buffers not in buflist.
- */
- load_marks = copy_marks_out = FALSE;
- if (fp_out == NULL)
- {
- if (curbuf->b_ffname != NULL)
- {
- home_replace(NULL, curbuf->b_ffname, name_buf, LSIZE, TRUE);
- if (fnamecmp(str, name_buf) == 0)
- load_marks = TRUE;
- }
- }
- else /* fp_out != NULL */
- {
- /* This is slow if there are many buffers!! */
- for (buf = firstbuf; buf != NULL; buf = buf->b_next)
- if (buf->b_ffname != NULL)
- {
- home_replace(NULL, buf->b_ffname, name_buf, LSIZE, TRUE);
- if (fnamecmp(str, name_buf) == 0)
- break;
- }
-
- /*
- * copy marks if the buffer has not been loaded
- */
- if (buf == NULL || !buf->b_marks_read)
- {
- copy_marks_out = TRUE;
- fputs("\n> ", fp_out);
- viminfo_writestring(fp_out, str);
- count++;
- }
- }
- vim_free(str);
-
- #ifdef FEAT_VIRTUALEDIT
- pos.coladd = 0;
- #endif
- while (!(eof = viminfo_readline(virp)) && line[0] == TAB)
- {
- if (load_marks)
- {
- if (line[1] != NUL)
- {
- sscanf((char *)line + 2, "%ld %d", &pos.lnum, &pos.col);
- switch (line[1])
- {
- case '"': curbuf->b_last_cursor = pos; break;
- case '^': curbuf->b_last_insert = pos; break;
- case '.': curbuf->b_last_change = pos; break;
- default: if ((i = line[1] - 'a') >= 0 && i < NMARKS)
- curbuf->b_namedm[i] = pos;
- }
- }
- }
- else if (copy_marks_out)
- fputs((char *)line, fp_out);
- }
- if (load_marks)
- break;
- }
- vim_free(name_buf);
- }
- #endif /* FEAT_VIMINFO */
-