xref: /vim-8.2.3635/src/mark.c (revision bb76f24a)
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  * mark.c: functions for setting marks and jumping to them
12  */
13 
14 #include "vim.h"
15 
16 /*
17  * This file contains routines to maintain and manipulate marks.
18  */
19 
20 /*
21  * If a named file mark's lnum is non-zero, it is valid.
22  * If a named file mark's fnum is non-zero, it is for an existing buffer,
23  * otherwise it is from .viminfo and namedfm[n].fname is the file name.
24  * There are marks 'A - 'Z (set by user) and '0 to '9 (set when writing
25  * viminfo).
26  */
27 #define EXTRA_MARKS 10					/* marks 0-9 */
28 static xfmark_T namedfm[NMARKS + EXTRA_MARKS];		/* marks with file nr */
29 
30 static void fname2fnum(xfmark_T *fm);
31 static void fmarks_check_one(xfmark_T *fm, char_u *name, buf_T *buf);
32 static char_u *mark_line(pos_T *mp, int lead_len);
33 static void show_one_mark(int, char_u *, pos_T *, char_u *, int current);
34 #ifdef FEAT_JUMPLIST
35 static void cleanup_jumplist(void);
36 #endif
37 #ifdef FEAT_VIMINFO
38 static void write_one_filemark(FILE *fp, xfmark_T *fm, int c1, int c2);
39 #endif
40 
41 /*
42  * Set named mark "c" at current cursor position.
43  * Returns OK on success, FAIL if bad name given.
44  */
45     int
46 setmark(int c)
47 {
48     return setmark_pos(c, &curwin->w_cursor, curbuf->b_fnum);
49 }
50 
51 /*
52  * Set named mark "c" to position "pos".
53  * When "c" is upper case use file "fnum".
54  * Returns OK on success, FAIL if bad name given.
55  */
56     int
57 setmark_pos(int c, pos_T *pos, int fnum)
58 {
59     int		i;
60 
61     /* Check for a special key (may cause islower() to crash). */
62     if (c < 0)
63 	return FAIL;
64 
65     if (c == '\'' || c == '`')
66     {
67 	if (pos == &curwin->w_cursor)
68 	{
69 	    setpcmark();
70 	    /* keep it even when the cursor doesn't move */
71 	    curwin->w_prev_pcmark = curwin->w_pcmark;
72 	}
73 	else
74 	    curwin->w_pcmark = *pos;
75 	return OK;
76     }
77 
78     if (c == '"')
79     {
80 	curbuf->b_last_cursor = *pos;
81 	return OK;
82     }
83 
84     /* Allow setting '[ and '] for an autocommand that simulates reading a
85      * file. */
86     if (c == '[')
87     {
88 	curbuf->b_op_start = *pos;
89 	return OK;
90     }
91     if (c == ']')
92     {
93 	curbuf->b_op_end = *pos;
94 	return OK;
95     }
96 
97     if (c == '<' || c == '>')
98     {
99 	if (c == '<')
100 	    curbuf->b_visual.vi_start = *pos;
101 	else
102 	    curbuf->b_visual.vi_end = *pos;
103 	if (curbuf->b_visual.vi_mode == NUL)
104 	    /* Visual_mode has not yet been set, use a sane default. */
105 	    curbuf->b_visual.vi_mode = 'v';
106 	return OK;
107     }
108 
109     if (ASCII_ISLOWER(c))
110     {
111 	i = c - 'a';
112 	curbuf->b_namedm[i] = *pos;
113 	return OK;
114     }
115     if (ASCII_ISUPPER(c) || VIM_ISDIGIT(c))
116     {
117 	if (VIM_ISDIGIT(c))
118 	    i = c - '0' + NMARKS;
119 	else
120 	    i = c - 'A';
121 	namedfm[i].fmark.mark = *pos;
122 	namedfm[i].fmark.fnum = fnum;
123 	vim_free(namedfm[i].fname);
124 	namedfm[i].fname = NULL;
125 #ifdef FEAT_VIMINFO
126 	namedfm[i].time_set = vim_time();
127 #endif
128 	return OK;
129     }
130     return FAIL;
131 }
132 
133 /*
134  * Set the previous context mark to the current position and add it to the
135  * jump list.
136  */
137     void
138 setpcmark(void)
139 {
140 #ifdef FEAT_JUMPLIST
141     int		i;
142     xfmark_T	*fm;
143 #endif
144 #ifdef JUMPLIST_ROTATE
145     xfmark_T	tempmark;
146 #endif
147 
148     /* for :global the mark is set only once */
149     if (global_busy || listcmd_busy || cmdmod.keepjumps)
150 	return;
151 
152     curwin->w_prev_pcmark = curwin->w_pcmark;
153     curwin->w_pcmark = curwin->w_cursor;
154 
155 #ifdef FEAT_JUMPLIST
156 # ifdef JUMPLIST_ROTATE
157     /*
158      * If last used entry is not at the top, put it at the top by rotating
159      * the stack until it is (the newer entries will be at the bottom).
160      * Keep one entry (the last used one) at the top.
161      */
162     if (curwin->w_jumplistidx < curwin->w_jumplistlen)
163 	++curwin->w_jumplistidx;
164     while (curwin->w_jumplistidx < curwin->w_jumplistlen)
165     {
166 	tempmark = curwin->w_jumplist[curwin->w_jumplistlen - 1];
167 	for (i = curwin->w_jumplistlen - 1; i > 0; --i)
168 	    curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
169 	curwin->w_jumplist[0] = tempmark;
170 	++curwin->w_jumplistidx;
171     }
172 # endif
173 
174     /* If jumplist is full: remove oldest entry */
175     if (++curwin->w_jumplistlen > JUMPLISTSIZE)
176     {
177 	curwin->w_jumplistlen = JUMPLISTSIZE;
178 	vim_free(curwin->w_jumplist[0].fname);
179 	for (i = 1; i < JUMPLISTSIZE; ++i)
180 	    curwin->w_jumplist[i - 1] = curwin->w_jumplist[i];
181     }
182     curwin->w_jumplistidx = curwin->w_jumplistlen;
183     fm = &curwin->w_jumplist[curwin->w_jumplistlen - 1];
184 
185     fm->fmark.mark = curwin->w_pcmark;
186     fm->fmark.fnum = curbuf->b_fnum;
187     fm->fname = NULL;
188 # ifdef FEAT_VIMINFO
189     fm->time_set = vim_time();
190 # endif
191 #endif
192 }
193 
194 /*
195  * To change context, call setpcmark(), then move the current position to
196  * where ever, then call checkpcmark().  This ensures that the previous
197  * context will only be changed if the cursor moved to a different line.
198  * If pcmark was deleted (with "dG") the previous mark is restored.
199  */
200     void
201 checkpcmark(void)
202 {
203     if (curwin->w_prev_pcmark.lnum != 0
204 	    && (equalpos(curwin->w_pcmark, curwin->w_cursor)
205 		|| curwin->w_pcmark.lnum == 0))
206     {
207 	curwin->w_pcmark = curwin->w_prev_pcmark;
208 	curwin->w_prev_pcmark.lnum = 0;		/* Show it has been checked */
209     }
210 }
211 
212 #if defined(FEAT_JUMPLIST) || defined(PROTO)
213 /*
214  * move "count" positions in the jump list (count may be negative)
215  */
216     pos_T *
217 movemark(int count)
218 {
219     pos_T	*pos;
220     xfmark_T	*jmp;
221 
222     cleanup_jumplist();
223 
224     if (curwin->w_jumplistlen == 0)	    /* nothing to jump to */
225 	return (pos_T *)NULL;
226 
227     for (;;)
228     {
229 	if (curwin->w_jumplistidx + count < 0
230 		|| curwin->w_jumplistidx + count >= curwin->w_jumplistlen)
231 	    return (pos_T *)NULL;
232 
233 	/*
234 	 * if first CTRL-O or CTRL-I command after a jump, add cursor position
235 	 * to list.  Careful: If there are duplicates (CTRL-O immediately after
236 	 * starting Vim on a file), another entry may have been removed.
237 	 */
238 	if (curwin->w_jumplistidx == curwin->w_jumplistlen)
239 	{
240 	    setpcmark();
241 	    --curwin->w_jumplistidx;	/* skip the new entry */
242 	    if (curwin->w_jumplistidx + count < 0)
243 		return (pos_T *)NULL;
244 	}
245 
246 	curwin->w_jumplistidx += count;
247 
248 	jmp = curwin->w_jumplist + curwin->w_jumplistidx;
249 	if (jmp->fmark.fnum == 0)
250 	    fname2fnum(jmp);
251 	if (jmp->fmark.fnum != curbuf->b_fnum)
252 	{
253 	    /* jump to other file */
254 	    if (buflist_findnr(jmp->fmark.fnum) == NULL)
255 	    {					     /* Skip this one .. */
256 		count += count < 0 ? -1 : 1;
257 		continue;
258 	    }
259 	    if (buflist_getfile(jmp->fmark.fnum, jmp->fmark.mark.lnum,
260 							    0, FALSE) == FAIL)
261 		return (pos_T *)NULL;
262 	    /* Set lnum again, autocommands my have changed it */
263 	    curwin->w_cursor = jmp->fmark.mark;
264 	    pos = (pos_T *)-1;
265 	}
266 	else
267 	    pos = &(jmp->fmark.mark);
268 	return pos;
269     }
270 }
271 
272 /*
273  * Move "count" positions in the changelist (count may be negative).
274  */
275     pos_T *
276 movechangelist(int count)
277 {
278     int		n;
279 
280     if (curbuf->b_changelistlen == 0)	    /* nothing to jump to */
281 	return (pos_T *)NULL;
282 
283     n = curwin->w_changelistidx;
284     if (n + count < 0)
285     {
286 	if (n == 0)
287 	    return (pos_T *)NULL;
288 	n = 0;
289     }
290     else if (n + count >= curbuf->b_changelistlen)
291     {
292 	if (n == curbuf->b_changelistlen - 1)
293 	    return (pos_T *)NULL;
294 	n = curbuf->b_changelistlen - 1;
295     }
296     else
297 	n += count;
298     curwin->w_changelistidx = n;
299     return curbuf->b_changelist + n;
300 }
301 #endif
302 
303 /*
304  * Find mark "c" in buffer pointed to by "buf".
305  * If "changefile" is TRUE it's allowed to edit another file for '0, 'A, etc.
306  * If "fnum" is not NULL store the fnum there for '0, 'A etc., don't edit
307  * another file.
308  * Returns:
309  * - pointer to pos_T if found.  lnum is 0 when mark not set, -1 when mark is
310  *   in another file which can't be gotten. (caller needs to check lnum!)
311  * - NULL if there is no mark called 'c'.
312  * - -1 if mark is in other file and jumped there (only if changefile is TRUE)
313  */
314     pos_T *
315 getmark_buf(buf_T *buf, int c, int changefile)
316 {
317     return getmark_buf_fnum(buf, c, changefile, NULL);
318 }
319 
320     pos_T *
321 getmark(int c, int changefile)
322 {
323     return getmark_buf_fnum(curbuf, c, changefile, NULL);
324 }
325 
326     pos_T *
327 getmark_buf_fnum(
328     buf_T	*buf,
329     int		c,
330     int		changefile,
331     int		*fnum)
332 {
333     pos_T		*posp;
334     pos_T		*startp, *endp;
335     static pos_T	pos_copy;
336 
337     posp = NULL;
338 
339     /* Check for special key, can't be a mark name and might cause islower()
340      * to crash. */
341     if (c < 0)
342 	return posp;
343 #ifndef EBCDIC
344     if (c > '~')			/* check for islower()/isupper() */
345 	;
346     else
347 #endif
348 	if (c == '\'' || c == '`')	/* previous context mark */
349     {
350 	pos_copy = curwin->w_pcmark;	/* need to make a copy because */
351 	posp = &pos_copy;		/*   w_pcmark may be changed soon */
352     }
353     else if (c == '"')			/* to pos when leaving buffer */
354 	posp = &(buf->b_last_cursor);
355     else if (c == '^')			/* to where Insert mode stopped */
356 	posp = &(buf->b_last_insert);
357     else if (c == '.')			/* to where last change was made */
358 	posp = &(buf->b_last_change);
359     else if (c == '[')			/* to start of previous operator */
360 	posp = &(buf->b_op_start);
361     else if (c == ']')			/* to end of previous operator */
362 	posp = &(buf->b_op_end);
363     else if (c == '{' || c == '}')	/* to previous/next paragraph */
364     {
365 	pos_T	pos;
366 	oparg_T	oa;
367 	int	slcb = listcmd_busy;
368 
369 	pos = curwin->w_cursor;
370 	listcmd_busy = TRUE;	    /* avoid that '' is changed */
371 	if (findpar(&oa.inclusive,
372 			       c == '}' ? FORWARD : BACKWARD, 1L, NUL, FALSE))
373 	{
374 	    pos_copy = curwin->w_cursor;
375 	    posp = &pos_copy;
376 	}
377 	curwin->w_cursor = pos;
378 	listcmd_busy = slcb;
379     }
380     else if (c == '(' || c == ')')	/* to previous/next sentence */
381     {
382 	pos_T	pos;
383 	int	slcb = listcmd_busy;
384 
385 	pos = curwin->w_cursor;
386 	listcmd_busy = TRUE;	    /* avoid that '' is changed */
387 	if (findsent(c == ')' ? FORWARD : BACKWARD, 1L))
388 	{
389 	    pos_copy = curwin->w_cursor;
390 	    posp = &pos_copy;
391 	}
392 	curwin->w_cursor = pos;
393 	listcmd_busy = slcb;
394     }
395     else if (c == '<' || c == '>')	/* start/end of visual area */
396     {
397 	startp = &buf->b_visual.vi_start;
398 	endp = &buf->b_visual.vi_end;
399 	if ((c == '<') == lt(*startp, *endp))
400 	    posp = startp;
401 	else
402 	    posp = endp;
403 	/*
404 	 * For Visual line mode, set mark at begin or end of line
405 	 */
406 	if (buf->b_visual.vi_mode == 'V')
407 	{
408 	    pos_copy = *posp;
409 	    posp = &pos_copy;
410 	    if (c == '<')
411 		pos_copy.col = 0;
412 	    else
413 		pos_copy.col = MAXCOL;
414 #ifdef FEAT_VIRTUALEDIT
415 	    pos_copy.coladd = 0;
416 #endif
417 	}
418     }
419     else if (ASCII_ISLOWER(c))		/* normal named mark */
420     {
421 	posp = &(buf->b_namedm[c - 'a']);
422     }
423     else if (ASCII_ISUPPER(c) || VIM_ISDIGIT(c))	/* named file mark */
424     {
425 	if (VIM_ISDIGIT(c))
426 	    c = c - '0' + NMARKS;
427 	else
428 	    c -= 'A';
429 	posp = &(namedfm[c].fmark.mark);
430 
431 	if (namedfm[c].fmark.fnum == 0)
432 	    fname2fnum(&namedfm[c]);
433 
434 	if (fnum != NULL)
435 	    *fnum = namedfm[c].fmark.fnum;
436 	else if (namedfm[c].fmark.fnum != buf->b_fnum)
437 	{
438 	    /* mark is in another file */
439 	    posp = &pos_copy;
440 
441 	    if (namedfm[c].fmark.mark.lnum != 0
442 				       && changefile && namedfm[c].fmark.fnum)
443 	    {
444 		if (buflist_getfile(namedfm[c].fmark.fnum,
445 				      (linenr_T)1, GETF_SETMARK, FALSE) == OK)
446 		{
447 		    /* Set the lnum now, autocommands could have changed it */
448 		    curwin->w_cursor = namedfm[c].fmark.mark;
449 		    return (pos_T *)-1;
450 		}
451 		pos_copy.lnum = -1;	/* can't get file */
452 	    }
453 	    else
454 		pos_copy.lnum = 0;	/* mark exists, but is not valid in
455 					   current buffer */
456 	}
457     }
458 
459     return posp;
460 }
461 
462 /*
463  * Search for the next named mark in the current file.
464  *
465  * Returns pointer to pos_T of the next mark or NULL if no mark is found.
466  */
467     pos_T *
468 getnextmark(
469     pos_T	*startpos,	/* where to start */
470     int		dir,	/* direction for search */
471     int		begin_line)
472 {
473     int		i;
474     pos_T	*result = NULL;
475     pos_T	pos;
476 
477     pos = *startpos;
478 
479     /* When searching backward and leaving the cursor on the first non-blank,
480      * position must be in a previous line.
481      * When searching forward and leaving the cursor on the first non-blank,
482      * position must be in a next line. */
483     if (dir == BACKWARD && begin_line)
484 	pos.col = 0;
485     else if (dir == FORWARD && begin_line)
486 	pos.col = MAXCOL;
487 
488     for (i = 0; i < NMARKS; i++)
489     {
490 	if (curbuf->b_namedm[i].lnum > 0)
491 	{
492 	    if (dir == FORWARD)
493 	    {
494 		if ((result == NULL || lt(curbuf->b_namedm[i], *result))
495 			&& lt(pos, curbuf->b_namedm[i]))
496 		    result = &curbuf->b_namedm[i];
497 	    }
498 	    else
499 	    {
500 		if ((result == NULL || lt(*result, curbuf->b_namedm[i]))
501 			&& lt(curbuf->b_namedm[i], pos))
502 		    result = &curbuf->b_namedm[i];
503 	    }
504 	}
505     }
506 
507     return result;
508 }
509 
510 /*
511  * For an xtended filemark: set the fnum from the fname.
512  * This is used for marks obtained from the .viminfo file.  It's postponed
513  * until the mark is used to avoid a long startup delay.
514  */
515     static void
516 fname2fnum(xfmark_T *fm)
517 {
518     char_u	*p;
519 
520     if (fm->fname != NULL)
521     {
522 	/*
523 	 * First expand "~/" in the file name to the home directory.
524 	 * Don't expand the whole name, it may contain other '~' chars.
525 	 */
526 	if (fm->fname[0] == '~' && (fm->fname[1] == '/'
527 #ifdef BACKSLASH_IN_FILENAME
528 		    || fm->fname[1] == '\\'
529 #endif
530 		    ))
531 	{
532 	    int len;
533 
534 	    expand_env((char_u *)"~/", NameBuff, MAXPATHL);
535 	    len = (int)STRLEN(NameBuff);
536 	    vim_strncpy(NameBuff + len, fm->fname + 2, MAXPATHL - len - 1);
537 	}
538 	else
539 	    vim_strncpy(NameBuff, fm->fname, MAXPATHL - 1);
540 
541 	/* Try to shorten the file name. */
542 	mch_dirname(IObuff, IOSIZE);
543 	p = shorten_fname(NameBuff, IObuff);
544 
545 	/* buflist_new() will call fmarks_check_names() */
546 	(void)buflist_new(NameBuff, p, (linenr_T)1, 0);
547     }
548 }
549 
550 /*
551  * Check all file marks for a name that matches the file name in buf.
552  * May replace the name with an fnum.
553  * Used for marks that come from the .viminfo file.
554  */
555     void
556 fmarks_check_names(buf_T *buf)
557 {
558     char_u	*name;
559     int		i;
560 #ifdef FEAT_JUMPLIST
561     win_T	*wp;
562 #endif
563 
564     if (buf->b_ffname == NULL)
565 	return;
566 
567     name = home_replace_save(buf, buf->b_ffname);
568     if (name == NULL)
569 	return;
570 
571     for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
572 	fmarks_check_one(&namedfm[i], name, buf);
573 
574 #ifdef FEAT_JUMPLIST
575     FOR_ALL_WINDOWS(wp)
576     {
577 	for (i = 0; i < wp->w_jumplistlen; ++i)
578 	    fmarks_check_one(&wp->w_jumplist[i], name, buf);
579     }
580 #endif
581 
582     vim_free(name);
583 }
584 
585     static void
586 fmarks_check_one(xfmark_T *fm, char_u *name, buf_T *buf)
587 {
588     if (fm->fmark.fnum == 0
589 	    && fm->fname != NULL
590 	    && fnamecmp(name, fm->fname) == 0)
591     {
592 	fm->fmark.fnum = buf->b_fnum;
593 	vim_free(fm->fname);
594 	fm->fname = NULL;
595     }
596 }
597 
598 /*
599  * Check a if a position from a mark is valid.
600  * Give and error message and return FAIL if not.
601  */
602     int
603 check_mark(pos_T *pos)
604 {
605     if (pos == NULL)
606     {
607 	EMSG(_(e_umark));
608 	return FAIL;
609     }
610     if (pos->lnum <= 0)
611     {
612 	/* lnum is negative if mark is in another file can can't get that
613 	 * file, error message already give then. */
614 	if (pos->lnum == 0)
615 	    EMSG(_(e_marknotset));
616 	return FAIL;
617     }
618     if (pos->lnum > curbuf->b_ml.ml_line_count)
619     {
620 	EMSG(_(e_markinval));
621 	return FAIL;
622     }
623     return OK;
624 }
625 
626 /*
627  * clrallmarks() - clear all marks in the buffer 'buf'
628  *
629  * Used mainly when trashing the entire buffer during ":e" type commands
630  */
631     void
632 clrallmarks(buf_T *buf)
633 {
634     static int		i = -1;
635 
636     if (i == -1)	/* first call ever: initialize */
637 	for (i = 0; i < NMARKS + 1; i++)
638 	{
639 	    namedfm[i].fmark.mark.lnum = 0;
640 	    namedfm[i].fname = NULL;
641 #ifdef FEAT_VIMINFO
642 	    namedfm[i].time_set = 0;
643 #endif
644 	}
645 
646     for (i = 0; i < NMARKS; i++)
647 	buf->b_namedm[i].lnum = 0;
648     buf->b_op_start.lnum = 0;		/* start/end op mark cleared */
649     buf->b_op_end.lnum = 0;
650     buf->b_last_cursor.lnum = 1;	/* '" mark cleared */
651     buf->b_last_cursor.col = 0;
652 #ifdef FEAT_VIRTUALEDIT
653     buf->b_last_cursor.coladd = 0;
654 #endif
655     buf->b_last_insert.lnum = 0;	/* '^ mark cleared */
656     buf->b_last_change.lnum = 0;	/* '. mark cleared */
657 #ifdef FEAT_JUMPLIST
658     buf->b_changelistlen = 0;
659 #endif
660 }
661 
662 /*
663  * Get name of file from a filemark.
664  * When it's in the current buffer, return the text at the mark.
665  * Returns an allocated string.
666  */
667     char_u *
668 fm_getname(fmark_T *fmark, int lead_len)
669 {
670     if (fmark->fnum == curbuf->b_fnum)		    /* current buffer */
671 	return mark_line(&(fmark->mark), lead_len);
672     return buflist_nr2name(fmark->fnum, FALSE, TRUE);
673 }
674 
675 /*
676  * Return the line at mark "mp".  Truncate to fit in window.
677  * The returned string has been allocated.
678  */
679     static char_u *
680 mark_line(pos_T *mp, int lead_len)
681 {
682     char_u	*s, *p;
683     int		len;
684 
685     if (mp->lnum == 0 || mp->lnum > curbuf->b_ml.ml_line_count)
686 	return vim_strsave((char_u *)"-invalid-");
687     s = vim_strnsave(skipwhite(ml_get(mp->lnum)), (int)Columns);
688     if (s == NULL)
689 	return NULL;
690     /* Truncate the line to fit it in the window */
691     len = 0;
692     for (p = s; *p != NUL; mb_ptr_adv(p))
693     {
694 	len += ptr2cells(p);
695 	if (len >= Columns - lead_len)
696 	    break;
697     }
698     *p = NUL;
699     return s;
700 }
701 
702 /*
703  * print the marks
704  */
705     void
706 do_marks(exarg_T *eap)
707 {
708     char_u	*arg = eap->arg;
709     int		i;
710     char_u	*name;
711 
712     if (arg != NULL && *arg == NUL)
713 	arg = NULL;
714 
715     show_one_mark('\'', arg, &curwin->w_pcmark, NULL, TRUE);
716     for (i = 0; i < NMARKS; ++i)
717 	show_one_mark(i + 'a', arg, &curbuf->b_namedm[i], NULL, TRUE);
718     for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
719     {
720 	if (namedfm[i].fmark.fnum != 0)
721 	    name = fm_getname(&namedfm[i].fmark, 15);
722 	else
723 	    name = namedfm[i].fname;
724 	if (name != NULL)
725 	{
726 	    show_one_mark(i >= NMARKS ? i - NMARKS + '0' : i + 'A',
727 		    arg, &namedfm[i].fmark.mark, name,
728 		    namedfm[i].fmark.fnum == curbuf->b_fnum);
729 	    if (namedfm[i].fmark.fnum != 0)
730 		vim_free(name);
731 	}
732     }
733     show_one_mark('"', arg, &curbuf->b_last_cursor, NULL, TRUE);
734     show_one_mark('[', arg, &curbuf->b_op_start, NULL, TRUE);
735     show_one_mark(']', arg, &curbuf->b_op_end, NULL, TRUE);
736     show_one_mark('^', arg, &curbuf->b_last_insert, NULL, TRUE);
737     show_one_mark('.', arg, &curbuf->b_last_change, NULL, TRUE);
738     show_one_mark('<', arg, &curbuf->b_visual.vi_start, NULL, TRUE);
739     show_one_mark('>', arg, &curbuf->b_visual.vi_end, NULL, TRUE);
740     show_one_mark(-1, arg, NULL, NULL, FALSE);
741 }
742 
743     static void
744 show_one_mark(
745     int		c,
746     char_u	*arg,
747     pos_T	*p,
748     char_u	*name,
749     int		current)	/* in current file */
750 {
751     static int	did_title = FALSE;
752     int		mustfree = FALSE;
753 
754     if (c == -1)			    /* finish up */
755     {
756 	if (did_title)
757 	    did_title = FALSE;
758 	else
759 	{
760 	    if (arg == NULL)
761 		MSG(_("No marks set"));
762 	    else
763 		EMSG2(_("E283: No marks matching \"%s\""), arg);
764 	}
765     }
766     /* don't output anything if 'q' typed at --more-- prompt */
767     else if (!got_int
768 	    && (arg == NULL || vim_strchr(arg, c) != NULL)
769 	    && p->lnum != 0)
770     {
771 	if (!did_title)
772 	{
773 	    /* Highlight title */
774 	    MSG_PUTS_TITLE(_("\nmark line  col file/text"));
775 	    did_title = TRUE;
776 	}
777 	msg_putchar('\n');
778 	if (!got_int)
779 	{
780 	    sprintf((char *)IObuff, " %c %6ld %4d ", c, p->lnum, p->col);
781 	    msg_outtrans(IObuff);
782 	    if (name == NULL && current)
783 	    {
784 		name = mark_line(p, 15);
785 		mustfree = TRUE;
786 	    }
787 	    if (name != NULL)
788 	    {
789 		msg_outtrans_attr(name, current ? hl_attr(HLF_D) : 0);
790 		if (mustfree)
791 		    vim_free(name);
792 	    }
793 	}
794 	out_flush();		    /* show one line at a time */
795     }
796 }
797 
798 /*
799  * ":delmarks[!] [marks]"
800  */
801     void
802 ex_delmarks(exarg_T *eap)
803 {
804     char_u	*p;
805     int		from, to;
806     int		i;
807     int		lower;
808     int		digit;
809     int		n;
810 
811     if (*eap->arg == NUL && eap->forceit)
812 	/* clear all marks */
813 	clrallmarks(curbuf);
814     else if (eap->forceit)
815 	EMSG(_(e_invarg));
816     else if (*eap->arg == NUL)
817 	EMSG(_(e_argreq));
818     else
819     {
820 	/* clear specified marks only */
821 	for (p = eap->arg; *p != NUL; ++p)
822 	{
823 	    lower = ASCII_ISLOWER(*p);
824 	    digit = VIM_ISDIGIT(*p);
825 	    if (lower || digit || ASCII_ISUPPER(*p))
826 	    {
827 		if (p[1] == '-')
828 		{
829 		    /* clear range of marks */
830 		    from = *p;
831 		    to = p[2];
832 		    if (!(lower ? ASCII_ISLOWER(p[2])
833 				: (digit ? VIM_ISDIGIT(p[2])
834 				    : ASCII_ISUPPER(p[2])))
835 			    || to < from)
836 		    {
837 			EMSG2(_(e_invarg2), p);
838 			return;
839 		    }
840 		    p += 2;
841 		}
842 		else
843 		    /* clear one lower case mark */
844 		    from = to = *p;
845 
846 		for (i = from; i <= to; ++i)
847 		{
848 		    if (lower)
849 			curbuf->b_namedm[i - 'a'].lnum = 0;
850 		    else
851 		    {
852 			if (digit)
853 			    n = i - '0' + NMARKS;
854 			else
855 			    n = i - 'A';
856 			namedfm[n].fmark.mark.lnum = 0;
857 			vim_free(namedfm[n].fname);
858 			namedfm[n].fname = NULL;
859 #ifdef FEAT_VIMINFO
860 			namedfm[n].time_set = 0;
861 #endif
862 		    }
863 		}
864 	    }
865 	    else
866 		switch (*p)
867 		{
868 		    case '"': curbuf->b_last_cursor.lnum = 0; break;
869 		    case '^': curbuf->b_last_insert.lnum = 0; break;
870 		    case '.': curbuf->b_last_change.lnum = 0; break;
871 		    case '[': curbuf->b_op_start.lnum    = 0; break;
872 		    case ']': curbuf->b_op_end.lnum      = 0; break;
873 		    case '<': curbuf->b_visual.vi_start.lnum = 0; break;
874 		    case '>': curbuf->b_visual.vi_end.lnum   = 0; break;
875 		    case ' ': break;
876 		    default:  EMSG2(_(e_invarg2), p);
877 			      return;
878 		}
879 	}
880     }
881 }
882 
883 #if defined(FEAT_JUMPLIST) || defined(PROTO)
884 /*
885  * print the jumplist
886  */
887     void
888 ex_jumps(exarg_T *eap UNUSED)
889 {
890     int		i;
891     char_u	*name;
892 
893     cleanup_jumplist();
894     /* Highlight title */
895     MSG_PUTS_TITLE(_("\n jump line  col file/text"));
896     for (i = 0; i < curwin->w_jumplistlen && !got_int; ++i)
897     {
898 	if (curwin->w_jumplist[i].fmark.mark.lnum != 0)
899 	{
900 	    if (curwin->w_jumplist[i].fmark.fnum == 0)
901 		fname2fnum(&curwin->w_jumplist[i]);
902 	    name = fm_getname(&curwin->w_jumplist[i].fmark, 16);
903 	    if (name == NULL)	    /* file name not available */
904 		continue;
905 
906 	    msg_putchar('\n');
907 	    if (got_int)
908 	    {
909 		vim_free(name);
910 		break;
911 	    }
912 	    sprintf((char *)IObuff, "%c %2d %5ld %4d ",
913 		i == curwin->w_jumplistidx ? '>' : ' ',
914 		i > curwin->w_jumplistidx ? i - curwin->w_jumplistidx
915 					  : curwin->w_jumplistidx - i,
916 		curwin->w_jumplist[i].fmark.mark.lnum,
917 		curwin->w_jumplist[i].fmark.mark.col);
918 	    msg_outtrans(IObuff);
919 	    msg_outtrans_attr(name,
920 			    curwin->w_jumplist[i].fmark.fnum == curbuf->b_fnum
921 							? hl_attr(HLF_D) : 0);
922 	    vim_free(name);
923 	    ui_breakcheck();
924 	}
925 	out_flush();
926     }
927     if (curwin->w_jumplistidx == curwin->w_jumplistlen)
928 	MSG_PUTS("\n>");
929 }
930 
931     void
932 ex_clearjumps(exarg_T *eap UNUSED)
933 {
934     free_jumplist(curwin);
935     curwin->w_jumplistlen = 0;
936     curwin->w_jumplistidx = 0;
937 }
938 
939 /*
940  * print the changelist
941  */
942     void
943 ex_changes(exarg_T *eap UNUSED)
944 {
945     int		i;
946     char_u	*name;
947 
948     /* Highlight title */
949     MSG_PUTS_TITLE(_("\nchange line  col text"));
950 
951     for (i = 0; i < curbuf->b_changelistlen && !got_int; ++i)
952     {
953 	if (curbuf->b_changelist[i].lnum != 0)
954 	{
955 	    msg_putchar('\n');
956 	    if (got_int)
957 		break;
958 	    sprintf((char *)IObuff, "%c %3d %5ld %4d ",
959 		    i == curwin->w_changelistidx ? '>' : ' ',
960 		    i > curwin->w_changelistidx ? i - curwin->w_changelistidx
961 						: curwin->w_changelistidx - i,
962 		    (long)curbuf->b_changelist[i].lnum,
963 		    curbuf->b_changelist[i].col);
964 	    msg_outtrans(IObuff);
965 	    name = mark_line(&curbuf->b_changelist[i], 17);
966 	    if (name == NULL)
967 		break;
968 	    msg_outtrans_attr(name, hl_attr(HLF_D));
969 	    vim_free(name);
970 	    ui_breakcheck();
971 	}
972 	out_flush();
973     }
974     if (curwin->w_changelistidx == curbuf->b_changelistlen)
975 	MSG_PUTS("\n>");
976 }
977 #endif
978 
979 #define one_adjust(add) \
980     { \
981 	lp = add; \
982 	if (*lp >= line1 && *lp <= line2) \
983 	{ \
984 	    if (amount == MAXLNUM) \
985 		*lp = 0; \
986 	    else \
987 		*lp += amount; \
988 	} \
989 	else if (amount_after && *lp > line2) \
990 	    *lp += amount_after; \
991     }
992 
993 /* don't delete the line, just put at first deleted line */
994 #define one_adjust_nodel(add) \
995     { \
996 	lp = add; \
997 	if (*lp >= line1 && *lp <= line2) \
998 	{ \
999 	    if (amount == MAXLNUM) \
1000 		*lp = line1; \
1001 	    else \
1002 		*lp += amount; \
1003 	} \
1004 	else if (amount_after && *lp > line2) \
1005 	    *lp += amount_after; \
1006     }
1007 
1008 /*
1009  * Adjust marks between line1 and line2 (inclusive) to move 'amount' lines.
1010  * Must be called before changed_*(), appended_lines() or deleted_lines().
1011  * May be called before or after changing the text.
1012  * When deleting lines line1 to line2, use an 'amount' of MAXLNUM: The marks
1013  * within this range are made invalid.
1014  * If 'amount_after' is non-zero adjust marks after line2.
1015  * Example: Delete lines 34 and 35: mark_adjust(34, 35, MAXLNUM, -2);
1016  * Example: Insert two lines below 55: mark_adjust(56, MAXLNUM, 2, 0);
1017  *				   or: mark_adjust(56, 55, MAXLNUM, 2);
1018  */
1019     void
1020 mark_adjust(
1021     linenr_T	line1,
1022     linenr_T	line2,
1023     long	amount,
1024     long	amount_after)
1025 {
1026     int		i;
1027     int		fnum = curbuf->b_fnum;
1028     linenr_T	*lp;
1029     win_T	*win;
1030 #ifdef FEAT_WINDOWS
1031     tabpage_T	*tab;
1032 #endif
1033     static pos_T initpos = INIT_POS_T(1, 0, 0);
1034 
1035     if (line2 < line1 && amount_after == 0L)	    /* nothing to do */
1036 	return;
1037 
1038     if (!cmdmod.lockmarks)
1039     {
1040 	/* named marks, lower case and upper case */
1041 	for (i = 0; i < NMARKS; i++)
1042 	{
1043 	    one_adjust(&(curbuf->b_namedm[i].lnum));
1044 	    if (namedfm[i].fmark.fnum == fnum)
1045 		one_adjust_nodel(&(namedfm[i].fmark.mark.lnum));
1046 	}
1047 	for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++)
1048 	{
1049 	    if (namedfm[i].fmark.fnum == fnum)
1050 		one_adjust_nodel(&(namedfm[i].fmark.mark.lnum));
1051 	}
1052 
1053 	/* last Insert position */
1054 	one_adjust(&(curbuf->b_last_insert.lnum));
1055 
1056 	/* last change position */
1057 	one_adjust(&(curbuf->b_last_change.lnum));
1058 
1059 	/* last cursor position, if it was set */
1060 	if (!equalpos(curbuf->b_last_cursor, initpos))
1061 	    one_adjust(&(curbuf->b_last_cursor.lnum));
1062 
1063 
1064 #ifdef FEAT_JUMPLIST
1065 	/* list of change positions */
1066 	for (i = 0; i < curbuf->b_changelistlen; ++i)
1067 	    one_adjust_nodel(&(curbuf->b_changelist[i].lnum));
1068 #endif
1069 
1070 	/* Visual area */
1071 	one_adjust_nodel(&(curbuf->b_visual.vi_start.lnum));
1072 	one_adjust_nodel(&(curbuf->b_visual.vi_end.lnum));
1073 
1074 #ifdef FEAT_QUICKFIX
1075 	/* quickfix marks */
1076 	qf_mark_adjust(NULL, line1, line2, amount, amount_after);
1077 	/* location lists */
1078 	FOR_ALL_TAB_WINDOWS(tab, win)
1079 	    qf_mark_adjust(win, line1, line2, amount, amount_after);
1080 #endif
1081 
1082 #ifdef FEAT_SIGNS
1083 	sign_mark_adjust(line1, line2, amount, amount_after);
1084 #endif
1085     }
1086 
1087     /* previous context mark */
1088     one_adjust(&(curwin->w_pcmark.lnum));
1089 
1090     /* previous pcmark */
1091     one_adjust(&(curwin->w_prev_pcmark.lnum));
1092 
1093     /* saved cursor for formatting */
1094     if (saved_cursor.lnum != 0)
1095 	one_adjust_nodel(&(saved_cursor.lnum));
1096 
1097     /*
1098      * Adjust items in all windows related to the current buffer.
1099      */
1100     FOR_ALL_TAB_WINDOWS(tab, win)
1101     {
1102 #ifdef FEAT_JUMPLIST
1103 	if (!cmdmod.lockmarks)
1104 	    /* Marks in the jumplist.  When deleting lines, this may create
1105 	     * duplicate marks in the jumplist, they will be removed later. */
1106 	    for (i = 0; i < win->w_jumplistlen; ++i)
1107 		if (win->w_jumplist[i].fmark.fnum == fnum)
1108 		    one_adjust_nodel(&(win->w_jumplist[i].fmark.mark.lnum));
1109 #endif
1110 
1111 	if (win->w_buffer == curbuf)
1112 	{
1113 	    if (!cmdmod.lockmarks)
1114 		/* marks in the tag stack */
1115 		for (i = 0; i < win->w_tagstacklen; i++)
1116 		    if (win->w_tagstack[i].fmark.fnum == fnum)
1117 			one_adjust_nodel(&(win->w_tagstack[i].fmark.mark.lnum));
1118 
1119 	    /* the displayed Visual area */
1120 	    if (win->w_old_cursor_lnum != 0)
1121 	    {
1122 		one_adjust_nodel(&(win->w_old_cursor_lnum));
1123 		one_adjust_nodel(&(win->w_old_visual_lnum));
1124 	    }
1125 
1126 	    /* topline and cursor position for windows with the same buffer
1127 	     * other than the current window */
1128 	    if (win != curwin)
1129 	    {
1130 		if (win->w_topline >= line1 && win->w_topline <= line2)
1131 		{
1132 		    if (amount == MAXLNUM)	    /* topline is deleted */
1133 		    {
1134 			if (line1 <= 1)
1135 			    win->w_topline = 1;
1136 			else
1137 			    win->w_topline = line1 - 1;
1138 		    }
1139 		    else		/* keep topline on the same line */
1140 			win->w_topline += amount;
1141 #ifdef FEAT_DIFF
1142 		    win->w_topfill = 0;
1143 #endif
1144 		}
1145 		else if (amount_after && win->w_topline > line2)
1146 		{
1147 		    win->w_topline += amount_after;
1148 #ifdef FEAT_DIFF
1149 		    win->w_topfill = 0;
1150 #endif
1151 		}
1152 		if (win->w_cursor.lnum >= line1 && win->w_cursor.lnum <= line2)
1153 		{
1154 		    if (amount == MAXLNUM) /* line with cursor is deleted */
1155 		    {
1156 			if (line1 <= 1)
1157 			    win->w_cursor.lnum = 1;
1158 			else
1159 			    win->w_cursor.lnum = line1 - 1;
1160 			win->w_cursor.col = 0;
1161 		    }
1162 		    else		/* keep cursor on the same line */
1163 			win->w_cursor.lnum += amount;
1164 		}
1165 		else if (amount_after && win->w_cursor.lnum > line2)
1166 		    win->w_cursor.lnum += amount_after;
1167 	    }
1168 
1169 #ifdef FEAT_FOLDING
1170 	    /* adjust folds */
1171 	    foldMarkAdjust(win, line1, line2, amount, amount_after);
1172 #endif
1173 	}
1174     }
1175 
1176 #ifdef FEAT_DIFF
1177     /* adjust diffs */
1178     diff_mark_adjust(line1, line2, amount, amount_after);
1179 #endif
1180 }
1181 
1182 /* This code is used often, needs to be fast. */
1183 #define col_adjust(pp) \
1184     { \
1185 	posp = pp; \
1186 	if (posp->lnum == lnum && posp->col >= mincol) \
1187 	{ \
1188 	    posp->lnum += lnum_amount; \
1189 	    if (col_amount < 0 && posp->col <= (colnr_T)-col_amount) \
1190 		posp->col = 0; \
1191 	    else \
1192 		posp->col += col_amount; \
1193 	} \
1194     }
1195 
1196 /*
1197  * Adjust marks in line "lnum" at column "mincol" and further: add
1198  * "lnum_amount" to the line number and add "col_amount" to the column
1199  * position.
1200  */
1201     void
1202 mark_col_adjust(
1203     linenr_T	lnum,
1204     colnr_T	mincol,
1205     long	lnum_amount,
1206     long	col_amount)
1207 {
1208     int		i;
1209     int		fnum = curbuf->b_fnum;
1210     win_T	*win;
1211     pos_T	*posp;
1212 
1213     if ((col_amount == 0L && lnum_amount == 0L) || cmdmod.lockmarks)
1214 	return; /* nothing to do */
1215 
1216     /* named marks, lower case and upper case */
1217     for (i = 0; i < NMARKS; i++)
1218     {
1219 	col_adjust(&(curbuf->b_namedm[i]));
1220 	if (namedfm[i].fmark.fnum == fnum)
1221 	    col_adjust(&(namedfm[i].fmark.mark));
1222     }
1223     for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++)
1224     {
1225 	if (namedfm[i].fmark.fnum == fnum)
1226 	    col_adjust(&(namedfm[i].fmark.mark));
1227     }
1228 
1229     /* last Insert position */
1230     col_adjust(&(curbuf->b_last_insert));
1231 
1232     /* last change position */
1233     col_adjust(&(curbuf->b_last_change));
1234 
1235 #ifdef FEAT_JUMPLIST
1236     /* list of change positions */
1237     for (i = 0; i < curbuf->b_changelistlen; ++i)
1238 	col_adjust(&(curbuf->b_changelist[i]));
1239 #endif
1240 
1241     /* Visual area */
1242     col_adjust(&(curbuf->b_visual.vi_start));
1243     col_adjust(&(curbuf->b_visual.vi_end));
1244 
1245     /* previous context mark */
1246     col_adjust(&(curwin->w_pcmark));
1247 
1248     /* previous pcmark */
1249     col_adjust(&(curwin->w_prev_pcmark));
1250 
1251     /* saved cursor for formatting */
1252     col_adjust(&saved_cursor);
1253 
1254     /*
1255      * Adjust items in all windows related to the current buffer.
1256      */
1257     FOR_ALL_WINDOWS(win)
1258     {
1259 #ifdef FEAT_JUMPLIST
1260 	/* marks in the jumplist */
1261 	for (i = 0; i < win->w_jumplistlen; ++i)
1262 	    if (win->w_jumplist[i].fmark.fnum == fnum)
1263 		col_adjust(&(win->w_jumplist[i].fmark.mark));
1264 #endif
1265 
1266 	if (win->w_buffer == curbuf)
1267 	{
1268 	    /* marks in the tag stack */
1269 	    for (i = 0; i < win->w_tagstacklen; i++)
1270 		if (win->w_tagstack[i].fmark.fnum == fnum)
1271 		    col_adjust(&(win->w_tagstack[i].fmark.mark));
1272 
1273 	    /* cursor position for other windows with the same buffer */
1274 	    if (win != curwin)
1275 		col_adjust(&win->w_cursor);
1276 	}
1277     }
1278 }
1279 
1280 #ifdef FEAT_JUMPLIST
1281 /*
1282  * When deleting lines, this may create duplicate marks in the
1283  * jumplist. They will be removed here for the current window.
1284  */
1285     static void
1286 cleanup_jumplist(void)
1287 {
1288     int	    i;
1289     int	    from, to;
1290 
1291     to = 0;
1292     for (from = 0; from < curwin->w_jumplistlen; ++from)
1293     {
1294 	if (curwin->w_jumplistidx == from)
1295 	    curwin->w_jumplistidx = to;
1296 	for (i = from + 1; i < curwin->w_jumplistlen; ++i)
1297 	    if (curwin->w_jumplist[i].fmark.fnum
1298 					== curwin->w_jumplist[from].fmark.fnum
1299 		    && curwin->w_jumplist[from].fmark.fnum != 0
1300 		    && curwin->w_jumplist[i].fmark.mark.lnum
1301 				  == curwin->w_jumplist[from].fmark.mark.lnum)
1302 		break;
1303 	if (i >= curwin->w_jumplistlen)	    /* no duplicate */
1304 	    curwin->w_jumplist[to++] = curwin->w_jumplist[from];
1305 	else
1306 	    vim_free(curwin->w_jumplist[from].fname);
1307     }
1308     if (curwin->w_jumplistidx == curwin->w_jumplistlen)
1309 	curwin->w_jumplistidx = to;
1310     curwin->w_jumplistlen = to;
1311 }
1312 
1313 # if defined(FEAT_WINDOWS) || defined(PROTO)
1314 /*
1315  * Copy the jumplist from window "from" to window "to".
1316  */
1317     void
1318 copy_jumplist(win_T *from, win_T *to)
1319 {
1320     int		i;
1321 
1322     for (i = 0; i < from->w_jumplistlen; ++i)
1323     {
1324 	to->w_jumplist[i] = from->w_jumplist[i];
1325 	if (from->w_jumplist[i].fname != NULL)
1326 	    to->w_jumplist[i].fname = vim_strsave(from->w_jumplist[i].fname);
1327     }
1328     to->w_jumplistlen = from->w_jumplistlen;
1329     to->w_jumplistidx = from->w_jumplistidx;
1330 }
1331 
1332 /*
1333  * Free items in the jumplist of window "wp".
1334  */
1335     void
1336 free_jumplist(win_T *wp)
1337 {
1338     int		i;
1339 
1340     for (i = 0; i < wp->w_jumplistlen; ++i)
1341 	vim_free(wp->w_jumplist[i].fname);
1342 }
1343 # endif
1344 #endif /* FEAT_JUMPLIST */
1345 
1346     void
1347 set_last_cursor(win_T *win)
1348 {
1349     if (win->w_buffer != NULL)
1350 	win->w_buffer->b_last_cursor = win->w_cursor;
1351 }
1352 
1353 #if defined(EXITFREE) || defined(PROTO)
1354     void
1355 free_all_marks(void)
1356 {
1357     int		i;
1358 
1359     for (i = 0; i < NMARKS + EXTRA_MARKS; i++)
1360 	if (namedfm[i].fmark.mark.lnum != 0)
1361 	    vim_free(namedfm[i].fname);
1362 }
1363 #endif
1364 
1365 #if defined(FEAT_VIMINFO) || defined(PROTO)
1366     int
1367 read_viminfo_filemark(vir_T *virp, int force)
1368 {
1369     char_u	*str;
1370     xfmark_T	*fm;
1371     int		i;
1372 
1373     /* We only get here if line[0] == '\'' or '-'.
1374      * Illegal mark names are ignored (for future expansion). */
1375     str = virp->vir_line + 1;
1376     if (
1377 #ifndef EBCDIC
1378 	    *str <= 127 &&
1379 #endif
1380 	    ((*virp->vir_line == '\'' && (VIM_ISDIGIT(*str) || isupper(*str)))
1381 	     || (*virp->vir_line == '-' && *str == '\'')))
1382     {
1383 	if (*str == '\'')
1384 	{
1385 #ifdef FEAT_JUMPLIST
1386 	    /* If the jumplist isn't full insert fmark as oldest entry */
1387 	    if (curwin->w_jumplistlen == JUMPLISTSIZE)
1388 		fm = NULL;
1389 	    else
1390 	    {
1391 		for (i = curwin->w_jumplistlen; i > 0; --i)
1392 		    curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
1393 		++curwin->w_jumplistidx;
1394 		++curwin->w_jumplistlen;
1395 		fm = &curwin->w_jumplist[0];
1396 		fm->fmark.mark.lnum = 0;
1397 		fm->fname = NULL;
1398 	    }
1399 #else
1400 	    fm = NULL;
1401 #endif
1402 	}
1403 	else if (VIM_ISDIGIT(*str))
1404 	    fm = &namedfm[*str - '0' + NMARKS];
1405 	else
1406 	    fm = &namedfm[*str - 'A'];
1407 	if (fm != NULL && (fm->fmark.mark.lnum == 0 || force))
1408 	{
1409 	    str = skipwhite(str + 1);
1410 	    fm->fmark.mark.lnum = getdigits(&str);
1411 	    str = skipwhite(str);
1412 	    fm->fmark.mark.col = getdigits(&str);
1413 #ifdef FEAT_VIRTUALEDIT
1414 	    fm->fmark.mark.coladd = 0;
1415 #endif
1416 	    fm->fmark.fnum = 0;
1417 	    str = skipwhite(str);
1418 	    vim_free(fm->fname);
1419 	    fm->fname = viminfo_readstring(virp, (int)(str - virp->vir_line),
1420 								       FALSE);
1421 	    fm->time_set = 0;
1422 	}
1423     }
1424     return vim_fgets(virp->vir_line, LSIZE, virp->vir_fd);
1425 }
1426 
1427 static xfmark_T *vi_namedfm = NULL;
1428 #ifdef FEAT_JUMPLIST
1429 static xfmark_T *vi_jumplist = NULL;
1430 static int vi_jumplist_len = 0;
1431 #endif
1432 
1433 /*
1434  * Prepare for reading viminfo marks when writing viminfo later.
1435  */
1436     void
1437 prepare_viminfo_marks(void)
1438 {
1439     vi_namedfm = (xfmark_T *)alloc_clear((NMARKS + EXTRA_MARKS)
1440 						     * (int)sizeof(xfmark_T));
1441 #ifdef FEAT_JUMPLIST
1442     vi_jumplist = (xfmark_T *)alloc_clear(JUMPLISTSIZE
1443 						     * (int)sizeof(xfmark_T));
1444     vi_jumplist_len = 0;
1445 #endif
1446 }
1447 
1448     void
1449 finish_viminfo_marks(void)
1450 {
1451     int		i;
1452 
1453     if (vi_namedfm != NULL)
1454     {
1455 	for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
1456 	    vim_free(vi_namedfm[i].fname);
1457 	vim_free(vi_namedfm);
1458 	vi_namedfm = NULL;
1459     }
1460 #ifdef FEAT_JUMPLIST
1461     if (vi_jumplist != NULL)
1462     {
1463 	for (i = 0; i < vi_jumplist_len; ++i)
1464 	    vim_free(vi_jumplist[i].fname);
1465 	vim_free(vi_jumplist);
1466 	vi_jumplist = NULL;
1467     }
1468 #endif
1469 }
1470 
1471 /*
1472  * Accept a new style mark line from the viminfo, store it when it's new.
1473  */
1474     void
1475 handle_viminfo_mark(garray_T *values, int force)
1476 {
1477     bval_T	*vp = (bval_T *)values->ga_data;
1478     int		name;
1479     linenr_T	lnum;
1480     colnr_T	col;
1481     time_t	timestamp;
1482     xfmark_T	*fm = NULL;
1483 
1484     /* Check the format:
1485      * |{bartype},{name},{lnum},{col},{timestamp},{filename} */
1486     if (values->ga_len < 5
1487 	    || vp[0].bv_type != BVAL_NR
1488 	    || vp[1].bv_type != BVAL_NR
1489 	    || vp[2].bv_type != BVAL_NR
1490 	    || vp[3].bv_type != BVAL_NR
1491 	    || vp[4].bv_type != BVAL_STRING)
1492 	return;
1493 
1494     name = vp[0].bv_nr;
1495     if (name != '\'' && !VIM_ISDIGIT(name) && !ASCII_ISUPPER(name))
1496 	return;
1497     lnum = vp[1].bv_nr;
1498     col = vp[2].bv_nr;
1499     if (lnum <= 0 || col < 0)
1500 	return;
1501     timestamp = (time_t)vp[3].bv_nr;
1502 
1503     if (name == '\'')
1504     {
1505 #ifdef FEAT_JUMPLIST
1506 	if (vi_jumplist != NULL)
1507 	{
1508 	    if (vi_jumplist_len < JUMPLISTSIZE)
1509 		fm = &vi_jumplist[vi_jumplist_len++];
1510 	}
1511 	else
1512 	{
1513 	    int idx;
1514 	    int i;
1515 
1516 	    /* If we have a timestamp insert it in the right place. */
1517 	    if (timestamp != 0)
1518 	    {
1519 		for (idx = curwin->w_jumplistlen - 1; idx >= 0; --idx)
1520 		    if (curwin->w_jumplist[idx].time_set < timestamp)
1521 		    {
1522 			++idx;
1523 			break;
1524 		    }
1525 		/* idx cannot be zero now */
1526 		if (idx < 0 && curwin->w_jumplistlen < JUMPLISTSIZE)
1527 		    /* insert as the oldest entry */
1528 		    idx = 0;
1529 	    }
1530 	    else if (curwin->w_jumplistlen < JUMPLISTSIZE)
1531 		/* insert as oldest entry */
1532 		idx = 0;
1533 	    else
1534 		idx = -1;
1535 
1536 	    if (idx >= 0)
1537 	    {
1538 		if (curwin->w_jumplistlen == JUMPLISTSIZE)
1539 		{
1540 		    /* Drop the oldest entry. */
1541 		    --idx;
1542 		    vim_free(curwin->w_jumplist[0].fname);
1543 		    for (i = 0; i < idx; ++i)
1544 			curwin->w_jumplist[i] = curwin->w_jumplist[i + 1];
1545 		}
1546 		else
1547 		{
1548 		    /* Move newer entries forward. */
1549 		    for (i = curwin->w_jumplistlen; i > idx; --i)
1550 			curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
1551 		    ++curwin->w_jumplistidx;
1552 		    ++curwin->w_jumplistlen;
1553 		}
1554 		fm = &curwin->w_jumplist[idx];
1555 		fm->fmark.mark.lnum = 0;
1556 		fm->fname = NULL;
1557 		fm->time_set = 0;
1558 	    }
1559 	}
1560 #endif
1561     }
1562     else
1563     {
1564 	int idx;
1565 
1566 	if (VIM_ISDIGIT(name))
1567 	{
1568 	    if (vi_namedfm != NULL)
1569 		idx = name - '0' + NMARKS;
1570 	    else
1571 	    {
1572 		int i;
1573 
1574 		/* Do not use the name from the viminfo file, insert in time
1575 		 * order. */
1576 		for (idx = NMARKS; idx < NMARKS + EXTRA_MARKS; ++idx)
1577 		    if (namedfm[idx].time_set < timestamp)
1578 			break;
1579 		if (idx == NMARKS + EXTRA_MARKS)
1580 		    /* All existing entries are newer. */
1581 		    return;
1582 		i = NMARKS + EXTRA_MARKS - 1;
1583 
1584 		vim_free(namedfm[i].fname);
1585 		for ( ; i > idx; --i)
1586 		    namedfm[i] = namedfm[i - 1];
1587 		namedfm[idx].fname = NULL;
1588 	    }
1589 	}
1590 	else
1591 	    idx = name - 'A';
1592 	if (vi_namedfm != NULL)
1593 	    fm = &vi_namedfm[idx];
1594 	else
1595 	    fm = &namedfm[idx];
1596     }
1597 
1598     if (fm != NULL)
1599     {
1600 	if (vi_namedfm != NULL || fm->time_set < timestamp || force)
1601 	{
1602 	    fm->fmark.mark.lnum = lnum;
1603 	    fm->fmark.mark.col = col;
1604 #ifdef FEAT_VIRTUALEDIT
1605 	    fm->fmark.mark.coladd = 0;
1606 #endif
1607 	    fm->fmark.fnum = 0;
1608 	    vim_free(fm->fname);
1609 	    if (vp[4].bv_allocated)
1610 	    {
1611 		fm->fname = vp[4].bv_string;
1612 		vp[4].bv_string = NULL;
1613 	    }
1614 	    else
1615 		fm->fname = vim_strsave(vp[4].bv_string);
1616 	    fm->time_set = timestamp;
1617 	}
1618     }
1619 }
1620 
1621     void
1622 write_viminfo_filemarks(FILE *fp)
1623 {
1624     int		i;
1625     char_u	*name;
1626     buf_T	*buf;
1627     xfmark_T	*fm;
1628     int		vi_idx;
1629     int		idx;
1630 
1631     if (get_viminfo_parameter('f') == 0)
1632 	return;
1633 
1634     fputs(_("\n# File marks:\n"), fp);
1635 
1636     /* Write the filemarks 'A - 'Z */
1637     for (i = 0; i < NMARKS; i++)
1638     {
1639 	if (vi_namedfm != NULL && (vi_namedfm[i].time_set > namedfm[i].time_set
1640 					  || namedfm[i].fmark.mark.lnum == 0))
1641 	    fm = &vi_namedfm[i];
1642 	else
1643 	    fm = &namedfm[i];
1644 	write_one_filemark(fp, fm, '\'', i + 'A');
1645     }
1646 
1647     /*
1648      * Find a mark that is the same file and position as the cursor.
1649      * That one, or else the last one is deleted.
1650      * Move '0 to '1, '1 to '2, etc. until the matching one or '9
1651      * Set the '0 mark to current cursor position.
1652      */
1653     if (curbuf->b_ffname != NULL && !removable(curbuf->b_ffname))
1654     {
1655 	name = buflist_nr2name(curbuf->b_fnum, TRUE, FALSE);
1656 	for (i = NMARKS; i < NMARKS + EXTRA_MARKS - 1; ++i)
1657 	    if (namedfm[i].fmark.mark.lnum == curwin->w_cursor.lnum
1658 		    && (namedfm[i].fname == NULL
1659 			    ? namedfm[i].fmark.fnum == curbuf->b_fnum
1660 			    : (name != NULL
1661 				    && STRCMP(name, namedfm[i].fname) == 0)))
1662 		break;
1663 	vim_free(name);
1664 
1665 	vim_free(namedfm[i].fname);
1666 	for ( ; i > NMARKS; --i)
1667 	    namedfm[i] = namedfm[i - 1];
1668 	namedfm[NMARKS].fmark.mark = curwin->w_cursor;
1669 	namedfm[NMARKS].fmark.fnum = curbuf->b_fnum;
1670 	namedfm[NMARKS].fname = NULL;
1671 	namedfm[NMARKS].time_set = vim_time();
1672     }
1673 
1674     /* Write the filemarks '0 - '9.  Newest (highest timestamp) first. */
1675     vi_idx = NMARKS;
1676     idx = NMARKS;
1677     for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++)
1678     {
1679 	xfmark_T *vi_fm = vi_namedfm != NULL ? &vi_namedfm[vi_idx] : NULL;
1680 
1681 	if (vi_fm != NULL
1682 		&& vi_fm->fmark.mark.lnum != 0
1683 		&& (vi_fm->time_set > namedfm[idx].time_set
1684 		    || namedfm[idx].fmark.mark.lnum == 0))
1685 	{
1686 	    fm = vi_fm;
1687 	    ++vi_idx;
1688 	}
1689 	else
1690 	{
1691 	    fm = &namedfm[idx++];
1692 	    if (vi_fm != NULL
1693 		  && vi_fm->fmark.mark.lnum == fm->fmark.mark.lnum
1694 		  && vi_fm->time_set == fm->time_set
1695 		  && ((vi_fm->fmark.fnum != 0
1696 			  && vi_fm->fmark.fnum == fm->fmark.fnum)
1697 		      || (vi_fm->fname != NULL
1698 			  && fm->fname != NULL
1699 			  && STRCMP(vi_fm->fname, fm->fname) == 0)))
1700 		++vi_idx;  /* skip duplicate */
1701 	}
1702 	write_one_filemark(fp, fm, '\'', i - NMARKS + '0');
1703     }
1704 
1705 #ifdef FEAT_JUMPLIST
1706     /* Write the jumplist with -' */
1707     fputs(_("\n# Jumplist (newest first):\n"), fp);
1708     setpcmark();	/* add current cursor position */
1709     cleanup_jumplist();
1710     vi_idx = 0;
1711     idx = curwin->w_jumplistlen - 1;
1712     for (i = 0; i < JUMPLISTSIZE; ++i)
1713     {
1714 	xfmark_T	*vi_fm;
1715 
1716 	fm = idx >= 0 ? &curwin->w_jumplist[idx] : NULL;
1717 	vi_fm = vi_idx < vi_jumplist_len ? &vi_jumplist[vi_idx] : NULL;
1718 	if (fm == NULL && vi_fm == NULL)
1719 	    break;
1720 	if (fm == NULL || (vi_fm != NULL && fm->time_set < vi_fm->time_set))
1721 	{
1722 	    fm = vi_fm;
1723 	    ++vi_idx;
1724 	}
1725 	else
1726 	    --idx;
1727 	if (fm->fmark.fnum == 0
1728 		|| ((buf = buflist_findnr(fm->fmark.fnum)) != NULL
1729 		    && !removable(buf->b_ffname)))
1730 	    write_one_filemark(fp, fm, '-', '\'');
1731     }
1732 #endif
1733 }
1734 
1735     static void
1736 write_one_filemark(
1737     FILE	*fp,
1738     xfmark_T	*fm,
1739     int		c1,
1740     int		c2)
1741 {
1742     char_u	*name;
1743 
1744     if (fm->fmark.mark.lnum == 0)	/* not set */
1745 	return;
1746 
1747     if (fm->fmark.fnum != 0)		/* there is a buffer */
1748 	name = buflist_nr2name(fm->fmark.fnum, TRUE, FALSE);
1749     else
1750 	name = fm->fname;		/* use name from .viminfo */
1751     if (name != NULL && *name != NUL)
1752     {
1753 	fprintf(fp, "%c%c  %ld  %ld  ", c1, c2, (long)fm->fmark.mark.lnum,
1754 						    (long)fm->fmark.mark.col);
1755 	viminfo_writestring(fp, name);
1756 
1757 	/* Barline: |{bartype},{name},{lnum},{col},{timestamp},{filename}
1758 	 * size up to filename: 8 + 3 * 20 */
1759 	fprintf(fp, "|%d,%d,%ld,%ld,%ld,", BARTYPE_MARK, c2,
1760 		(long)fm->fmark.mark.lnum, (long)fm->fmark.mark.col,
1761 		(long)fm->time_set);
1762 	barline_writestring(fp, name, LSIZE - 70);
1763 	putc('\n', fp);
1764     }
1765 
1766     if (fm->fmark.fnum != 0)
1767 	vim_free(name);
1768 }
1769 
1770 /*
1771  * Return TRUE if "name" is on removable media (depending on 'viminfo').
1772  */
1773     int
1774 removable(char_u *name)
1775 {
1776     char_u  *p;
1777     char_u  part[51];
1778     int	    retval = FALSE;
1779     size_t  n;
1780 
1781     name = home_replace_save(NULL, name);
1782     if (name != NULL)
1783     {
1784 	for (p = p_viminfo; *p; )
1785 	{
1786 	    copy_option_part(&p, part, 51, ", ");
1787 	    if (part[0] == 'r')
1788 	    {
1789 		n = STRLEN(part + 1);
1790 		if (MB_STRNICMP(part + 1, name, n) == 0)
1791 		{
1792 		    retval = TRUE;
1793 		    break;
1794 		}
1795 	    }
1796 	}
1797 	vim_free(name);
1798     }
1799     return retval;
1800 }
1801 
1802     static void
1803 write_one_mark(FILE *fp_out, int c, pos_T *pos)
1804 {
1805     if (pos->lnum != 0)
1806 	fprintf(fp_out, "\t%c\t%ld\t%d\n", c, (long)pos->lnum, (int)pos->col);
1807 }
1808 
1809 
1810     static void
1811 write_buffer_marks(buf_T *buf, FILE *fp_out)
1812 {
1813     int		i;
1814     pos_T	pos;
1815 
1816     home_replace(NULL, buf->b_ffname, IObuff, IOSIZE, TRUE);
1817     fprintf(fp_out, "\n> ");
1818     viminfo_writestring(fp_out, IObuff);
1819 
1820     /* Write the last used timestamp as the lnum of the non-existing mark '*'.
1821      * Older Vims will ignore it and/or copy it. */
1822     pos.lnum = (linenr_T)buf->b_last_used;
1823     pos.col = 0;
1824     write_one_mark(fp_out, '*', &pos);
1825 
1826     write_one_mark(fp_out, '"', &buf->b_last_cursor);
1827     write_one_mark(fp_out, '^', &buf->b_last_insert);
1828     write_one_mark(fp_out, '.', &buf->b_last_change);
1829 #ifdef FEAT_JUMPLIST
1830     /* changelist positions are stored oldest first */
1831     for (i = 0; i < buf->b_changelistlen; ++i)
1832     {
1833 	/* skip duplicates */
1834 	if (i == 0 || !equalpos(buf->b_changelist[i - 1], buf->b_changelist[i]))
1835 	    write_one_mark(fp_out, '+', &buf->b_changelist[i]);
1836     }
1837 #endif
1838     for (i = 0; i < NMARKS; i++)
1839 	write_one_mark(fp_out, 'a' + i, &buf->b_namedm[i]);
1840 }
1841 
1842 /*
1843  * Write all the named marks for all buffers.
1844  * When "buflist" is not NULL fill it with the buffers for which marks are to
1845  * be written.
1846  */
1847     void
1848 write_viminfo_marks(FILE *fp_out, garray_T *buflist)
1849 {
1850     buf_T	*buf;
1851     int		is_mark_set;
1852     int		i;
1853 #ifdef FEAT_WINDOWS
1854     win_T	*win;
1855     tabpage_T	*tp;
1856 
1857     /*
1858      * Set b_last_cursor for the all buffers that have a window.
1859      */
1860     FOR_ALL_TAB_WINDOWS(tp, win)
1861 	set_last_cursor(win);
1862 #else
1863 	set_last_cursor(curwin);
1864 #endif
1865 
1866     fputs(_("\n# History of marks within files (newest to oldest):\n"), fp_out);
1867     FOR_ALL_BUFFERS(buf)
1868     {
1869 	/*
1870 	 * Only write something if buffer has been loaded and at least one
1871 	 * mark is set.
1872 	 */
1873 	if (buf->b_marks_read)
1874 	{
1875 	    if (buf->b_last_cursor.lnum != 0)
1876 		is_mark_set = TRUE;
1877 	    else
1878 	    {
1879 		is_mark_set = FALSE;
1880 		for (i = 0; i < NMARKS; i++)
1881 		    if (buf->b_namedm[i].lnum != 0)
1882 		    {
1883 			is_mark_set = TRUE;
1884 			break;
1885 		    }
1886 	    }
1887 	    if (is_mark_set && buf->b_ffname != NULL
1888 		      && buf->b_ffname[0] != NUL && !removable(buf->b_ffname))
1889 	    {
1890 		if (buflist == NULL)
1891 		    write_buffer_marks(buf, fp_out);
1892 		else if (ga_grow(buflist, 1) == OK)
1893 		    ((buf_T **)buflist->ga_data)[buflist->ga_len++] = buf;
1894 	    }
1895 	}
1896     }
1897 }
1898 
1899 /*
1900  * Compare functions for qsort() below, that compares b_last_used.
1901  */
1902     static int
1903 #ifdef __BORLANDC__
1904 _RTLENTRYF
1905 #endif
1906 buf_compare(const void *s1, const void *s2)
1907 {
1908     buf_T *buf1 = *(buf_T **)s1;
1909     buf_T *buf2 = *(buf_T **)s2;
1910 
1911     if (buf1->b_last_used == buf2->b_last_used)
1912 	return 0;
1913     return buf1->b_last_used > buf2->b_last_used ? -1 : 1;
1914 }
1915 
1916 /*
1917  * Handle marks in the viminfo file:
1918  * fp_out != NULL: copy marks, in time order with buffers in "buflist".
1919  * fp_out == NULL && (flags & VIF_WANT_MARKS): read marks for curbuf only
1920  * fp_out == NULL && (flags & VIF_GET_OLDFILES | VIF_FORCEIT): fill v:oldfiles
1921  */
1922     void
1923 copy_viminfo_marks(
1924     vir_T	*virp,
1925     FILE	*fp_out,
1926     garray_T	*buflist,
1927     int		eof,
1928     int		flags)
1929 {
1930     char_u	*line = virp->vir_line;
1931     buf_T	*buf;
1932     int		num_marked_files;
1933     int		load_marks;
1934     int		copy_marks_out;
1935     char_u	*str;
1936     int		i;
1937     char_u	*p;
1938     char_u	*name_buf;
1939     pos_T	pos;
1940 #ifdef FEAT_EVAL
1941     list_T	*list = NULL;
1942 #endif
1943     int		count = 0;
1944     int		buflist_used = 0;
1945     buf_T	*buflist_buf = NULL;
1946 
1947     if ((name_buf = alloc(LSIZE)) == NULL)
1948 	return;
1949     *name_buf = NUL;
1950 
1951     if (fp_out != NULL && buflist->ga_len > 0)
1952     {
1953 	/* Sort the list of buffers on b_last_used. */
1954 	qsort(buflist->ga_data, (size_t)buflist->ga_len,
1955 						sizeof(buf_T *), buf_compare);
1956 	buflist_buf = ((buf_T **)buflist->ga_data)[0];
1957     }
1958 
1959 #ifdef FEAT_EVAL
1960     if (fp_out == NULL && (flags & (VIF_GET_OLDFILES | VIF_FORCEIT)))
1961     {
1962 	list = list_alloc();
1963 	if (list != NULL)
1964 	    set_vim_var_list(VV_OLDFILES, list);
1965     }
1966 #endif
1967 
1968     num_marked_files = get_viminfo_parameter('\'');
1969     while (!eof && (count < num_marked_files || fp_out == NULL))
1970     {
1971 	if (line[0] != '>')
1972 	{
1973 	    if (line[0] != '\n' && line[0] != '\r' && line[0] != '#')
1974 	    {
1975 		if (viminfo_error("E576: ", _("Missing '>'"), line))
1976 		    break;	/* too many errors, return now */
1977 	    }
1978 	    eof = vim_fgets(line, LSIZE, virp->vir_fd);
1979 	    continue;		/* Skip this dud line */
1980 	}
1981 
1982 	/*
1983 	 * Handle long line and translate escaped characters.
1984 	 * Find file name, set str to start.
1985 	 * Ignore leading and trailing white space.
1986 	 */
1987 	str = skipwhite(line + 1);
1988 	str = viminfo_readstring(virp, (int)(str - virp->vir_line), FALSE);
1989 	if (str == NULL)
1990 	    continue;
1991 	p = str + STRLEN(str);
1992 	while (p != str && (*p == NUL || vim_isspace(*p)))
1993 	    p--;
1994 	if (*p)
1995 	    p++;
1996 	*p = NUL;
1997 
1998 #ifdef FEAT_EVAL
1999 	if (list != NULL)
2000 	    list_append_string(list, str, -1);
2001 #endif
2002 
2003 	/*
2004 	 * If fp_out == NULL, load marks for current buffer.
2005 	 * If fp_out != NULL, copy marks for buffers not in buflist.
2006 	 */
2007 	load_marks = copy_marks_out = FALSE;
2008 	if (fp_out == NULL)
2009 	{
2010 	    if ((flags & VIF_WANT_MARKS) && curbuf->b_ffname != NULL)
2011 	    {
2012 		if (*name_buf == NUL)	    /* only need to do this once */
2013 		    home_replace(NULL, curbuf->b_ffname, name_buf, LSIZE, TRUE);
2014 		if (fnamecmp(str, name_buf) == 0)
2015 		    load_marks = TRUE;
2016 	    }
2017 	}
2018 	else /* fp_out != NULL */
2019 	{
2020 	    /* This is slow if there are many buffers!! */
2021 	    FOR_ALL_BUFFERS(buf)
2022 		if (buf->b_ffname != NULL)
2023 		{
2024 		    home_replace(NULL, buf->b_ffname, name_buf, LSIZE, TRUE);
2025 		    if (fnamecmp(str, name_buf) == 0)
2026 			break;
2027 		}
2028 
2029 	    /*
2030 	     * Copy marks if the buffer has not been loaded.
2031 	     */
2032 	    if (buf == NULL || !buf->b_marks_read)
2033 	    {
2034 		int	did_read_line = FALSE;
2035 
2036 		if (buflist_buf != NULL)
2037 		{
2038 		    /* Read the next line.  If it has the "*" mark compare the
2039 		     * time stamps.  Write entries from "buflist" that are
2040 		     * newer. */
2041 		    if (!(eof = viminfo_readline(virp)) && line[0] == TAB)
2042 		    {
2043 			did_read_line = TRUE;
2044 			if (line[1] == '*')
2045 			{
2046 			    long	ltime;
2047 
2048 			    sscanf((char *)line + 2, "%ld ", &ltime);
2049 			    while ((time_T)ltime < buflist_buf->b_last_used)
2050 			    {
2051 				write_buffer_marks(buflist_buf, fp_out);
2052 				if (++count >= num_marked_files)
2053 				    break;
2054 				if (++buflist_used == buflist->ga_len)
2055 				{
2056 				    buflist_buf = NULL;
2057 				    break;
2058 				}
2059 				buflist_buf =
2060 				   ((buf_T **)buflist->ga_data)[buflist_used];
2061 			    }
2062 			}
2063 			else
2064 			{
2065 			    /* No timestamp, must be written by an older Vim.
2066 			     * Assume all remaining buffers are older then
2067 			     * ours.  */
2068 			    while (count < num_marked_files
2069 					    && buflist_used < buflist->ga_len)
2070 			    {
2071 				buflist_buf = ((buf_T **)buflist->ga_data)
2072 							     [buflist_used++];
2073 				write_buffer_marks(buflist_buf, fp_out);
2074 				++count;
2075 			    }
2076 			    buflist_buf = NULL;
2077 			}
2078 
2079 			if (count >= num_marked_files)
2080 			{
2081 			    vim_free(str);
2082 			    break;
2083 			}
2084 		    }
2085 		}
2086 
2087 		fputs("\n> ", fp_out);
2088 		viminfo_writestring(fp_out, str);
2089 		if (did_read_line)
2090 		    fputs((char *)line, fp_out);
2091 
2092 		count++;
2093 		copy_marks_out = TRUE;
2094 	    }
2095 	}
2096 	vim_free(str);
2097 
2098 #ifdef FEAT_VIRTUALEDIT
2099 	pos.coladd = 0;
2100 #endif
2101 	while (!(eof = viminfo_readline(virp)) && line[0] == TAB)
2102 	{
2103 	    if (load_marks)
2104 	    {
2105 		if (line[1] != NUL)
2106 		{
2107 		    unsigned u;
2108 
2109 		    sscanf((char *)line + 2, "%ld %u", &pos.lnum, &u);
2110 		    pos.col = u;
2111 		    switch (line[1])
2112 		    {
2113 			case '"': curbuf->b_last_cursor = pos; break;
2114 			case '^': curbuf->b_last_insert = pos; break;
2115 			case '.': curbuf->b_last_change = pos; break;
2116 			case '+':
2117 #ifdef FEAT_JUMPLIST
2118 				  /* changelist positions are stored oldest
2119 				   * first */
2120 				  if (curbuf->b_changelistlen == JUMPLISTSIZE)
2121 				      /* list is full, remove oldest entry */
2122 				      mch_memmove(curbuf->b_changelist,
2123 					    curbuf->b_changelist + 1,
2124 					    sizeof(pos_T) * (JUMPLISTSIZE - 1));
2125 				  else
2126 				      ++curbuf->b_changelistlen;
2127 				  curbuf->b_changelist[
2128 					   curbuf->b_changelistlen - 1] = pos;
2129 #endif
2130 				  break;
2131 
2132 				  /* Using the line number for the last-used
2133 				   * timestamp. */
2134 			case '*': curbuf->b_last_used = pos.lnum; break;
2135 
2136 			default:  if ((i = line[1] - 'a') >= 0 && i < NMARKS)
2137 				      curbuf->b_namedm[i] = pos;
2138 		    }
2139 		}
2140 	    }
2141 	    else if (copy_marks_out)
2142 		fputs((char *)line, fp_out);
2143 	}
2144 
2145 	if (load_marks)
2146 	{
2147 #ifdef FEAT_JUMPLIST
2148 	    win_T	*wp;
2149 
2150 	    FOR_ALL_WINDOWS(wp)
2151 	    {
2152 		if (wp->w_buffer == curbuf)
2153 		    wp->w_changelistidx = curbuf->b_changelistlen;
2154 	    }
2155 #endif
2156 	    break;
2157 	}
2158     }
2159 
2160     if (fp_out != NULL)
2161 	/* Write any remaining entries from buflist. */
2162 	while (count < num_marked_files && buflist_used < buflist->ga_len)
2163 	{
2164 	    buflist_buf = ((buf_T **)buflist->ga_data)[buflist_used++];
2165 	    write_buffer_marks(buflist_buf, fp_out);
2166 	    ++count;
2167 	}
2168 
2169     vim_free(name_buf);
2170 }
2171 #endif /* FEAT_VIMINFO */
2172