xref: /vim-8.2.3635/src/mark.c (revision cd5c8f82)
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 static void mark_adjust_internal(linenr_T line1, linenr_T line2, long amount,
41     long amount_after, int adjust_folds);
42 
43 /*
44  * Set named mark "c" at current cursor position.
45  * Returns OK on success, FAIL if bad name given.
46  */
47     int
48 setmark(int c)
49 {
50     return setmark_pos(c, &curwin->w_cursor, curbuf->b_fnum);
51 }
52 
53 /*
54  * Set named mark "c" to position "pos".
55  * When "c" is upper case use file "fnum".
56  * Returns OK on success, FAIL if bad name given.
57  */
58     int
59 setmark_pos(int c, pos_T *pos, int fnum)
60 {
61     int		i;
62     buf_T	*buf;
63 
64     /* Check for a special key (may cause islower() to crash). */
65     if (c < 0)
66 	return FAIL;
67 
68     if (c == '\'' || c == '`')
69     {
70 	if (pos == &curwin->w_cursor)
71 	{
72 	    setpcmark();
73 	    /* keep it even when the cursor doesn't move */
74 	    curwin->w_prev_pcmark = curwin->w_pcmark;
75 	}
76 	else
77 	    curwin->w_pcmark = *pos;
78 	return OK;
79     }
80 
81     buf = buflist_findnr(fnum);
82     if (buf == NULL)
83 	return FAIL;
84 
85     if (c == '"')
86     {
87 	buf->b_last_cursor = *pos;
88 	return OK;
89     }
90 
91     /* Allow setting '[ and '] for an autocommand that simulates reading a
92      * file. */
93     if (c == '[')
94     {
95 	buf->b_op_start = *pos;
96 	return OK;
97     }
98     if (c == ']')
99     {
100 	buf->b_op_end = *pos;
101 	return OK;
102     }
103 
104     if (c == '<' || c == '>')
105     {
106 	if (c == '<')
107 	    buf->b_visual.vi_start = *pos;
108 	else
109 	    buf->b_visual.vi_end = *pos;
110 	if (buf->b_visual.vi_mode == NUL)
111 	    /* Visual_mode has not yet been set, use a sane default. */
112 	    buf->b_visual.vi_mode = 'v';
113 	return OK;
114     }
115 
116     if (ASCII_ISLOWER(c))
117     {
118 	i = c - 'a';
119 	buf->b_namedm[i] = *pos;
120 	return OK;
121     }
122     if (ASCII_ISUPPER(c) || VIM_ISDIGIT(c))
123     {
124 	if (VIM_ISDIGIT(c))
125 	    i = c - '0' + NMARKS;
126 	else
127 	    i = c - 'A';
128 	namedfm[i].fmark.mark = *pos;
129 	namedfm[i].fmark.fnum = fnum;
130 	vim_free(namedfm[i].fname);
131 	namedfm[i].fname = NULL;
132 #ifdef FEAT_VIMINFO
133 	namedfm[i].time_set = vim_time();
134 #endif
135 	return OK;
136     }
137     return FAIL;
138 }
139 
140 /*
141  * Set the previous context mark to the current position and add it to the
142  * jump list.
143  */
144     void
145 setpcmark(void)
146 {
147 #ifdef FEAT_JUMPLIST
148     int		i;
149     xfmark_T	*fm;
150 #endif
151 #ifdef JUMPLIST_ROTATE
152     xfmark_T	tempmark;
153 #endif
154 
155     /* for :global the mark is set only once */
156     if (global_busy || listcmd_busy || cmdmod.keepjumps)
157 	return;
158 
159     curwin->w_prev_pcmark = curwin->w_pcmark;
160     curwin->w_pcmark = curwin->w_cursor;
161 
162 #ifdef FEAT_JUMPLIST
163 # ifdef JUMPLIST_ROTATE
164     /*
165      * If last used entry is not at the top, put it at the top by rotating
166      * the stack until it is (the newer entries will be at the bottom).
167      * Keep one entry (the last used one) at the top.
168      */
169     if (curwin->w_jumplistidx < curwin->w_jumplistlen)
170 	++curwin->w_jumplistidx;
171     while (curwin->w_jumplistidx < curwin->w_jumplistlen)
172     {
173 	tempmark = curwin->w_jumplist[curwin->w_jumplistlen - 1];
174 	for (i = curwin->w_jumplistlen - 1; i > 0; --i)
175 	    curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
176 	curwin->w_jumplist[0] = tempmark;
177 	++curwin->w_jumplistidx;
178     }
179 # endif
180 
181     /* If jumplist is full: remove oldest entry */
182     if (++curwin->w_jumplistlen > JUMPLISTSIZE)
183     {
184 	curwin->w_jumplistlen = JUMPLISTSIZE;
185 	vim_free(curwin->w_jumplist[0].fname);
186 	for (i = 1; i < JUMPLISTSIZE; ++i)
187 	    curwin->w_jumplist[i - 1] = curwin->w_jumplist[i];
188     }
189     curwin->w_jumplistidx = curwin->w_jumplistlen;
190     fm = &curwin->w_jumplist[curwin->w_jumplistlen - 1];
191 
192     fm->fmark.mark = curwin->w_pcmark;
193     fm->fmark.fnum = curbuf->b_fnum;
194     fm->fname = NULL;
195 # ifdef FEAT_VIMINFO
196     fm->time_set = vim_time();
197 # endif
198 #endif
199 }
200 
201 /*
202  * To change context, call setpcmark(), then move the current position to
203  * where ever, then call checkpcmark().  This ensures that the previous
204  * context will only be changed if the cursor moved to a different line.
205  * If pcmark was deleted (with "dG") the previous mark is restored.
206  */
207     void
208 checkpcmark(void)
209 {
210     if (curwin->w_prev_pcmark.lnum != 0
211 	    && (EQUAL_POS(curwin->w_pcmark, curwin->w_cursor)
212 		|| curwin->w_pcmark.lnum == 0))
213     {
214 	curwin->w_pcmark = curwin->w_prev_pcmark;
215 	curwin->w_prev_pcmark.lnum = 0;		/* Show it has been checked */
216     }
217 }
218 
219 #if defined(FEAT_JUMPLIST) || defined(PROTO)
220 /*
221  * move "count" positions in the jump list (count may be negative)
222  */
223     pos_T *
224 movemark(int count)
225 {
226     pos_T	*pos;
227     xfmark_T	*jmp;
228 
229     cleanup_jumplist();
230 
231     if (curwin->w_jumplistlen == 0)	    /* nothing to jump to */
232 	return (pos_T *)NULL;
233 
234     for (;;)
235     {
236 	if (curwin->w_jumplistidx + count < 0
237 		|| curwin->w_jumplistidx + count >= curwin->w_jumplistlen)
238 	    return (pos_T *)NULL;
239 
240 	/*
241 	 * if first CTRL-O or CTRL-I command after a jump, add cursor position
242 	 * to list.  Careful: If there are duplicates (CTRL-O immediately after
243 	 * starting Vim on a file), another entry may have been removed.
244 	 */
245 	if (curwin->w_jumplistidx == curwin->w_jumplistlen)
246 	{
247 	    setpcmark();
248 	    --curwin->w_jumplistidx;	/* skip the new entry */
249 	    if (curwin->w_jumplistidx + count < 0)
250 		return (pos_T *)NULL;
251 	}
252 
253 	curwin->w_jumplistidx += count;
254 
255 	jmp = curwin->w_jumplist + curwin->w_jumplistidx;
256 	if (jmp->fmark.fnum == 0)
257 	    fname2fnum(jmp);
258 	if (jmp->fmark.fnum != curbuf->b_fnum)
259 	{
260 	    /* jump to other file */
261 	    if (buflist_findnr(jmp->fmark.fnum) == NULL)
262 	    {					     /* Skip this one .. */
263 		count += count < 0 ? -1 : 1;
264 		continue;
265 	    }
266 	    if (buflist_getfile(jmp->fmark.fnum, jmp->fmark.mark.lnum,
267 							    0, FALSE) == FAIL)
268 		return (pos_T *)NULL;
269 	    /* Set lnum again, autocommands my have changed it */
270 	    curwin->w_cursor = jmp->fmark.mark;
271 	    pos = (pos_T *)-1;
272 	}
273 	else
274 	    pos = &(jmp->fmark.mark);
275 	return pos;
276     }
277 }
278 
279 /*
280  * Move "count" positions in the changelist (count may be negative).
281  */
282     pos_T *
283 movechangelist(int count)
284 {
285     int		n;
286 
287     if (curbuf->b_changelistlen == 0)	    /* nothing to jump to */
288 	return (pos_T *)NULL;
289 
290     n = curwin->w_changelistidx;
291     if (n + count < 0)
292     {
293 	if (n == 0)
294 	    return (pos_T *)NULL;
295 	n = 0;
296     }
297     else if (n + count >= curbuf->b_changelistlen)
298     {
299 	if (n == curbuf->b_changelistlen - 1)
300 	    return (pos_T *)NULL;
301 	n = curbuf->b_changelistlen - 1;
302     }
303     else
304 	n += count;
305     curwin->w_changelistidx = n;
306     return curbuf->b_changelist + n;
307 }
308 #endif
309 
310 /*
311  * Find mark "c" in buffer pointed to by "buf".
312  * If "changefile" is TRUE it's allowed to edit another file for '0, 'A, etc.
313  * If "fnum" is not NULL store the fnum there for '0, 'A etc., don't edit
314  * another file.
315  * Returns:
316  * - pointer to pos_T if found.  lnum is 0 when mark not set, -1 when mark is
317  *   in another file which can't be gotten. (caller needs to check lnum!)
318  * - NULL if there is no mark called 'c'.
319  * - -1 if mark is in other file and jumped there (only if changefile is TRUE)
320  */
321     pos_T *
322 getmark_buf(buf_T *buf, int c, int changefile)
323 {
324     return getmark_buf_fnum(buf, c, changefile, NULL);
325 }
326 
327     pos_T *
328 getmark(int c, int changefile)
329 {
330     return getmark_buf_fnum(curbuf, c, changefile, NULL);
331 }
332 
333     pos_T *
334 getmark_buf_fnum(
335     buf_T	*buf,
336     int		c,
337     int		changefile,
338     int		*fnum)
339 {
340     pos_T		*posp;
341     pos_T		*startp, *endp;
342     static pos_T	pos_copy;
343 
344     posp = NULL;
345 
346     /* Check for special key, can't be a mark name and might cause islower()
347      * to crash. */
348     if (c < 0)
349 	return posp;
350 #ifndef EBCDIC
351     if (c > '~')			/* check for islower()/isupper() */
352 	;
353     else
354 #endif
355 	if (c == '\'' || c == '`')	/* previous context mark */
356     {
357 	pos_copy = curwin->w_pcmark;	/* need to make a copy because */
358 	posp = &pos_copy;		/*   w_pcmark may be changed soon */
359     }
360     else if (c == '"')			/* to pos when leaving buffer */
361 	posp = &(buf->b_last_cursor);
362     else if (c == '^')			/* to where Insert mode stopped */
363 	posp = &(buf->b_last_insert);
364     else if (c == '.')			/* to where last change was made */
365 	posp = &(buf->b_last_change);
366     else if (c == '[')			/* to start of previous operator */
367 	posp = &(buf->b_op_start);
368     else if (c == ']')			/* to end of previous operator */
369 	posp = &(buf->b_op_end);
370     else if (c == '{' || c == '}')	/* to previous/next paragraph */
371     {
372 	pos_T	pos;
373 	oparg_T	oa;
374 	int	slcb = listcmd_busy;
375 
376 	pos = curwin->w_cursor;
377 	listcmd_busy = TRUE;	    /* avoid that '' is changed */
378 	if (findpar(&oa.inclusive,
379 			       c == '}' ? FORWARD : BACKWARD, 1L, NUL, FALSE))
380 	{
381 	    pos_copy = curwin->w_cursor;
382 	    posp = &pos_copy;
383 	}
384 	curwin->w_cursor = pos;
385 	listcmd_busy = slcb;
386     }
387     else if (c == '(' || c == ')')	/* to previous/next sentence */
388     {
389 	pos_T	pos;
390 	int	slcb = listcmd_busy;
391 
392 	pos = curwin->w_cursor;
393 	listcmd_busy = TRUE;	    /* avoid that '' is changed */
394 	if (findsent(c == ')' ? FORWARD : BACKWARD, 1L))
395 	{
396 	    pos_copy = curwin->w_cursor;
397 	    posp = &pos_copy;
398 	}
399 	curwin->w_cursor = pos;
400 	listcmd_busy = slcb;
401     }
402     else if (c == '<' || c == '>')	/* start/end of visual area */
403     {
404 	startp = &buf->b_visual.vi_start;
405 	endp = &buf->b_visual.vi_end;
406 	if (((c == '<') == LT_POS(*startp, *endp) || endp->lnum == 0)
407 							  && startp->lnum != 0)
408 	    posp = startp;
409 	else
410 	    posp = endp;
411 	/*
412 	 * For Visual line mode, set mark at begin or end of line
413 	 */
414 	if (buf->b_visual.vi_mode == 'V')
415 	{
416 	    pos_copy = *posp;
417 	    posp = &pos_copy;
418 	    if (c == '<')
419 		pos_copy.col = 0;
420 	    else
421 		pos_copy.col = MAXCOL;
422 #ifdef FEAT_VIRTUALEDIT
423 	    pos_copy.coladd = 0;
424 #endif
425 	}
426     }
427     else if (ASCII_ISLOWER(c))		/* normal named mark */
428     {
429 	posp = &(buf->b_namedm[c - 'a']);
430     }
431     else if (ASCII_ISUPPER(c) || VIM_ISDIGIT(c))	/* named file mark */
432     {
433 	if (VIM_ISDIGIT(c))
434 	    c = c - '0' + NMARKS;
435 	else
436 	    c -= 'A';
437 	posp = &(namedfm[c].fmark.mark);
438 
439 	if (namedfm[c].fmark.fnum == 0)
440 	    fname2fnum(&namedfm[c]);
441 
442 	if (fnum != NULL)
443 	    *fnum = namedfm[c].fmark.fnum;
444 	else if (namedfm[c].fmark.fnum != buf->b_fnum)
445 	{
446 	    /* mark is in another file */
447 	    posp = &pos_copy;
448 
449 	    if (namedfm[c].fmark.mark.lnum != 0
450 				       && changefile && namedfm[c].fmark.fnum)
451 	    {
452 		if (buflist_getfile(namedfm[c].fmark.fnum,
453 				      (linenr_T)1, GETF_SETMARK, FALSE) == OK)
454 		{
455 		    /* Set the lnum now, autocommands could have changed it */
456 		    curwin->w_cursor = namedfm[c].fmark.mark;
457 		    return (pos_T *)-1;
458 		}
459 		pos_copy.lnum = -1;	/* can't get file */
460 	    }
461 	    else
462 		pos_copy.lnum = 0;	/* mark exists, but is not valid in
463 					   current buffer */
464 	}
465     }
466 
467     return posp;
468 }
469 
470 /*
471  * Search for the next named mark in the current file.
472  *
473  * Returns pointer to pos_T of the next mark or NULL if no mark is found.
474  */
475     pos_T *
476 getnextmark(
477     pos_T	*startpos,	/* where to start */
478     int		dir,	/* direction for search */
479     int		begin_line)
480 {
481     int		i;
482     pos_T	*result = NULL;
483     pos_T	pos;
484 
485     pos = *startpos;
486 
487     /* When searching backward and leaving the cursor on the first non-blank,
488      * position must be in a previous line.
489      * When searching forward and leaving the cursor on the first non-blank,
490      * position must be in a next line. */
491     if (dir == BACKWARD && begin_line)
492 	pos.col = 0;
493     else if (dir == FORWARD && begin_line)
494 	pos.col = MAXCOL;
495 
496     for (i = 0; i < NMARKS; i++)
497     {
498 	if (curbuf->b_namedm[i].lnum > 0)
499 	{
500 	    if (dir == FORWARD)
501 	    {
502 		if ((result == NULL || LT_POS(curbuf->b_namedm[i], *result))
503 			&& LT_POS(pos, curbuf->b_namedm[i]))
504 		    result = &curbuf->b_namedm[i];
505 	    }
506 	    else
507 	    {
508 		if ((result == NULL || LT_POS(*result, curbuf->b_namedm[i]))
509 			&& LT_POS(curbuf->b_namedm[i], pos))
510 		    result = &curbuf->b_namedm[i];
511 	    }
512 	}
513     }
514 
515     return result;
516 }
517 
518 /*
519  * For an xtended filemark: set the fnum from the fname.
520  * This is used for marks obtained from the .viminfo file.  It's postponed
521  * until the mark is used to avoid a long startup delay.
522  */
523     static void
524 fname2fnum(xfmark_T *fm)
525 {
526     char_u	*p;
527 
528     if (fm->fname != NULL)
529     {
530 	/*
531 	 * First expand "~/" in the file name to the home directory.
532 	 * Don't expand the whole name, it may contain other '~' chars.
533 	 */
534 	if (fm->fname[0] == '~' && (fm->fname[1] == '/'
535 #ifdef BACKSLASH_IN_FILENAME
536 		    || fm->fname[1] == '\\'
537 #endif
538 		    ))
539 	{
540 	    int len;
541 
542 	    expand_env((char_u *)"~/", NameBuff, MAXPATHL);
543 	    len = (int)STRLEN(NameBuff);
544 	    vim_strncpy(NameBuff + len, fm->fname + 2, MAXPATHL - len - 1);
545 	}
546 	else
547 	    vim_strncpy(NameBuff, fm->fname, MAXPATHL - 1);
548 
549 	/* Try to shorten the file name. */
550 	mch_dirname(IObuff, IOSIZE);
551 	p = shorten_fname(NameBuff, IObuff);
552 
553 	/* buflist_new() will call fmarks_check_names() */
554 	(void)buflist_new(NameBuff, p, (linenr_T)1, 0);
555     }
556 }
557 
558 /*
559  * Check all file marks for a name that matches the file name in buf.
560  * May replace the name with an fnum.
561  * Used for marks that come from the .viminfo file.
562  */
563     void
564 fmarks_check_names(buf_T *buf)
565 {
566     char_u	*name;
567     int		i;
568 #ifdef FEAT_JUMPLIST
569     win_T	*wp;
570 #endif
571 
572     if (buf->b_ffname == NULL)
573 	return;
574 
575     name = home_replace_save(buf, buf->b_ffname);
576     if (name == NULL)
577 	return;
578 
579     for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
580 	fmarks_check_one(&namedfm[i], name, buf);
581 
582 #ifdef FEAT_JUMPLIST
583     FOR_ALL_WINDOWS(wp)
584     {
585 	for (i = 0; i < wp->w_jumplistlen; ++i)
586 	    fmarks_check_one(&wp->w_jumplist[i], name, buf);
587     }
588 #endif
589 
590     vim_free(name);
591 }
592 
593     static void
594 fmarks_check_one(xfmark_T *fm, char_u *name, buf_T *buf)
595 {
596     if (fm->fmark.fnum == 0
597 	    && fm->fname != NULL
598 	    && fnamecmp(name, fm->fname) == 0)
599     {
600 	fm->fmark.fnum = buf->b_fnum;
601 	vim_free(fm->fname);
602 	fm->fname = NULL;
603     }
604 }
605 
606 /*
607  * Check a if a position from a mark is valid.
608  * Give and error message and return FAIL if not.
609  */
610     int
611 check_mark(pos_T *pos)
612 {
613     if (pos == NULL)
614     {
615 	EMSG(_(e_umark));
616 	return FAIL;
617     }
618     if (pos->lnum <= 0)
619     {
620 	/* lnum is negative if mark is in another file can can't get that
621 	 * file, error message already give then. */
622 	if (pos->lnum == 0)
623 	    EMSG(_(e_marknotset));
624 	return FAIL;
625     }
626     if (pos->lnum > curbuf->b_ml.ml_line_count)
627     {
628 	EMSG(_(e_markinval));
629 	return FAIL;
630     }
631     return OK;
632 }
633 
634 /*
635  * clrallmarks() - clear all marks in the buffer 'buf'
636  *
637  * Used mainly when trashing the entire buffer during ":e" type commands
638  */
639     void
640 clrallmarks(buf_T *buf)
641 {
642     static int		i = -1;
643 
644     if (i == -1)	/* first call ever: initialize */
645 	for (i = 0; i < NMARKS + 1; i++)
646 	{
647 	    namedfm[i].fmark.mark.lnum = 0;
648 	    namedfm[i].fname = NULL;
649 #ifdef FEAT_VIMINFO
650 	    namedfm[i].time_set = 0;
651 #endif
652 	}
653 
654     for (i = 0; i < NMARKS; i++)
655 	buf->b_namedm[i].lnum = 0;
656     buf->b_op_start.lnum = 0;		/* start/end op mark cleared */
657     buf->b_op_end.lnum = 0;
658     buf->b_last_cursor.lnum = 1;	/* '" mark cleared */
659     buf->b_last_cursor.col = 0;
660 #ifdef FEAT_VIRTUALEDIT
661     buf->b_last_cursor.coladd = 0;
662 #endif
663     buf->b_last_insert.lnum = 0;	/* '^ mark cleared */
664     buf->b_last_change.lnum = 0;	/* '. mark cleared */
665 #ifdef FEAT_JUMPLIST
666     buf->b_changelistlen = 0;
667 #endif
668 }
669 
670 /*
671  * Get name of file from a filemark.
672  * When it's in the current buffer, return the text at the mark.
673  * Returns an allocated string.
674  */
675     char_u *
676 fm_getname(fmark_T *fmark, int lead_len)
677 {
678     if (fmark->fnum == curbuf->b_fnum)		    /* current buffer */
679 	return mark_line(&(fmark->mark), lead_len);
680     return buflist_nr2name(fmark->fnum, FALSE, TRUE);
681 }
682 
683 /*
684  * Return the line at mark "mp".  Truncate to fit in window.
685  * The returned string has been allocated.
686  */
687     static char_u *
688 mark_line(pos_T *mp, int lead_len)
689 {
690     char_u	*s, *p;
691     int		len;
692 
693     if (mp->lnum == 0 || mp->lnum > curbuf->b_ml.ml_line_count)
694 	return vim_strsave((char_u *)"-invalid-");
695     s = vim_strnsave(skipwhite(ml_get(mp->lnum)), (int)Columns);
696     if (s == NULL)
697 	return NULL;
698     /* Truncate the line to fit it in the window */
699     len = 0;
700     for (p = s; *p != NUL; MB_PTR_ADV(p))
701     {
702 	len += ptr2cells(p);
703 	if (len >= Columns - lead_len)
704 	    break;
705     }
706     *p = NUL;
707     return s;
708 }
709 
710 /*
711  * print the marks
712  */
713     void
714 do_marks(exarg_T *eap)
715 {
716     char_u	*arg = eap->arg;
717     int		i;
718     char_u	*name;
719 
720     if (arg != NULL && *arg == NUL)
721 	arg = NULL;
722 
723     show_one_mark('\'', arg, &curwin->w_pcmark, NULL, TRUE);
724     for (i = 0; i < NMARKS; ++i)
725 	show_one_mark(i + 'a', arg, &curbuf->b_namedm[i], NULL, TRUE);
726     for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
727     {
728 	if (namedfm[i].fmark.fnum != 0)
729 	    name = fm_getname(&namedfm[i].fmark, 15);
730 	else
731 	    name = namedfm[i].fname;
732 	if (name != NULL)
733 	{
734 	    show_one_mark(i >= NMARKS ? i - NMARKS + '0' : i + 'A',
735 		    arg, &namedfm[i].fmark.mark, name,
736 		    namedfm[i].fmark.fnum == curbuf->b_fnum);
737 	    if (namedfm[i].fmark.fnum != 0)
738 		vim_free(name);
739 	}
740     }
741     show_one_mark('"', arg, &curbuf->b_last_cursor, NULL, TRUE);
742     show_one_mark('[', arg, &curbuf->b_op_start, NULL, TRUE);
743     show_one_mark(']', arg, &curbuf->b_op_end, NULL, TRUE);
744     show_one_mark('^', arg, &curbuf->b_last_insert, NULL, TRUE);
745     show_one_mark('.', arg, &curbuf->b_last_change, NULL, TRUE);
746     show_one_mark('<', arg, &curbuf->b_visual.vi_start, NULL, TRUE);
747     show_one_mark('>', arg, &curbuf->b_visual.vi_end, NULL, TRUE);
748     show_one_mark(-1, arg, NULL, NULL, FALSE);
749 }
750 
751     static void
752 show_one_mark(
753     int		c,
754     char_u	*arg,
755     pos_T	*p,
756     char_u	*name,
757     int		current)	/* in current file */
758 {
759     static int	did_title = FALSE;
760     int		mustfree = FALSE;
761 
762     if (c == -1)			    /* finish up */
763     {
764 	if (did_title)
765 	    did_title = FALSE;
766 	else
767 	{
768 	    if (arg == NULL)
769 		MSG(_("No marks set"));
770 	    else
771 		EMSG2(_("E283: No marks matching \"%s\""), arg);
772 	}
773     }
774     /* don't output anything if 'q' typed at --more-- prompt */
775     else if (!got_int
776 	    && (arg == NULL || vim_strchr(arg, c) != NULL)
777 	    && p->lnum != 0)
778     {
779 	if (!did_title)
780 	{
781 	    /* Highlight title */
782 	    MSG_PUTS_TITLE(_("\nmark line  col file/text"));
783 	    did_title = TRUE;
784 	}
785 	msg_putchar('\n');
786 	if (!got_int)
787 	{
788 	    sprintf((char *)IObuff, " %c %6ld %4d ", c, p->lnum, p->col);
789 	    msg_outtrans(IObuff);
790 	    if (name == NULL && current)
791 	    {
792 		name = mark_line(p, 15);
793 		mustfree = TRUE;
794 	    }
795 	    if (name != NULL)
796 	    {
797 		msg_outtrans_attr(name, current ? HL_ATTR(HLF_D) : 0);
798 		if (mustfree)
799 		    vim_free(name);
800 	    }
801 	}
802 	out_flush();		    /* show one line at a time */
803     }
804 }
805 
806 /*
807  * ":delmarks[!] [marks]"
808  */
809     void
810 ex_delmarks(exarg_T *eap)
811 {
812     char_u	*p;
813     int		from, to;
814     int		i;
815     int		lower;
816     int		digit;
817     int		n;
818 
819     if (*eap->arg == NUL && eap->forceit)
820 	/* clear all marks */
821 	clrallmarks(curbuf);
822     else if (eap->forceit)
823 	EMSG(_(e_invarg));
824     else if (*eap->arg == NUL)
825 	EMSG(_(e_argreq));
826     else
827     {
828 	/* clear specified marks only */
829 	for (p = eap->arg; *p != NUL; ++p)
830 	{
831 	    lower = ASCII_ISLOWER(*p);
832 	    digit = VIM_ISDIGIT(*p);
833 	    if (lower || digit || ASCII_ISUPPER(*p))
834 	    {
835 		if (p[1] == '-')
836 		{
837 		    /* clear range of marks */
838 		    from = *p;
839 		    to = p[2];
840 		    if (!(lower ? ASCII_ISLOWER(p[2])
841 				: (digit ? VIM_ISDIGIT(p[2])
842 				    : ASCII_ISUPPER(p[2])))
843 			    || to < from)
844 		    {
845 			EMSG2(_(e_invarg2), p);
846 			return;
847 		    }
848 		    p += 2;
849 		}
850 		else
851 		    /* clear one lower case mark */
852 		    from = to = *p;
853 
854 		for (i = from; i <= to; ++i)
855 		{
856 		    if (lower)
857 			curbuf->b_namedm[i - 'a'].lnum = 0;
858 		    else
859 		    {
860 			if (digit)
861 			    n = i - '0' + NMARKS;
862 			else
863 			    n = i - 'A';
864 			namedfm[n].fmark.mark.lnum = 0;
865 			vim_free(namedfm[n].fname);
866 			namedfm[n].fname = NULL;
867 #ifdef FEAT_VIMINFO
868 			namedfm[n].time_set = 0;
869 #endif
870 		    }
871 		}
872 	    }
873 	    else
874 		switch (*p)
875 		{
876 		    case '"': curbuf->b_last_cursor.lnum = 0; break;
877 		    case '^': curbuf->b_last_insert.lnum = 0; break;
878 		    case '.': curbuf->b_last_change.lnum = 0; break;
879 		    case '[': curbuf->b_op_start.lnum    = 0; break;
880 		    case ']': curbuf->b_op_end.lnum      = 0; break;
881 		    case '<': curbuf->b_visual.vi_start.lnum = 0; break;
882 		    case '>': curbuf->b_visual.vi_end.lnum   = 0; break;
883 		    case ' ': break;
884 		    default:  EMSG2(_(e_invarg2), p);
885 			      return;
886 		}
887 	}
888     }
889 }
890 
891 #if defined(FEAT_JUMPLIST) || defined(PROTO)
892 /*
893  * print the jumplist
894  */
895     void
896 ex_jumps(exarg_T *eap UNUSED)
897 {
898     int		i;
899     char_u	*name;
900 
901     cleanup_jumplist();
902     /* Highlight title */
903     MSG_PUTS_TITLE(_("\n jump line  col file/text"));
904     for (i = 0; i < curwin->w_jumplistlen && !got_int; ++i)
905     {
906 	if (curwin->w_jumplist[i].fmark.mark.lnum != 0)
907 	{
908 	    if (curwin->w_jumplist[i].fmark.fnum == 0)
909 		fname2fnum(&curwin->w_jumplist[i]);
910 	    name = fm_getname(&curwin->w_jumplist[i].fmark, 16);
911 	    if (name == NULL)	    /* file name not available */
912 		continue;
913 
914 	    msg_putchar('\n');
915 	    if (got_int)
916 	    {
917 		vim_free(name);
918 		break;
919 	    }
920 	    sprintf((char *)IObuff, "%c %2d %5ld %4d ",
921 		i == curwin->w_jumplistidx ? '>' : ' ',
922 		i > curwin->w_jumplistidx ? i - curwin->w_jumplistidx
923 					  : curwin->w_jumplistidx - i,
924 		curwin->w_jumplist[i].fmark.mark.lnum,
925 		curwin->w_jumplist[i].fmark.mark.col);
926 	    msg_outtrans(IObuff);
927 	    msg_outtrans_attr(name,
928 			    curwin->w_jumplist[i].fmark.fnum == curbuf->b_fnum
929 							? HL_ATTR(HLF_D) : 0);
930 	    vim_free(name);
931 	    ui_breakcheck();
932 	}
933 	out_flush();
934     }
935     if (curwin->w_jumplistidx == curwin->w_jumplistlen)
936 	MSG_PUTS("\n>");
937 }
938 
939     void
940 ex_clearjumps(exarg_T *eap UNUSED)
941 {
942     free_jumplist(curwin);
943     curwin->w_jumplistlen = 0;
944     curwin->w_jumplistidx = 0;
945 }
946 
947 /*
948  * print the changelist
949  */
950     void
951 ex_changes(exarg_T *eap UNUSED)
952 {
953     int		i;
954     char_u	*name;
955 
956     /* Highlight title */
957     MSG_PUTS_TITLE(_("\nchange line  col text"));
958 
959     for (i = 0; i < curbuf->b_changelistlen && !got_int; ++i)
960     {
961 	if (curbuf->b_changelist[i].lnum != 0)
962 	{
963 	    msg_putchar('\n');
964 	    if (got_int)
965 		break;
966 	    sprintf((char *)IObuff, "%c %3d %5ld %4d ",
967 		    i == curwin->w_changelistidx ? '>' : ' ',
968 		    i > curwin->w_changelistidx ? i - curwin->w_changelistidx
969 						: curwin->w_changelistidx - i,
970 		    (long)curbuf->b_changelist[i].lnum,
971 		    curbuf->b_changelist[i].col);
972 	    msg_outtrans(IObuff);
973 	    name = mark_line(&curbuf->b_changelist[i], 17);
974 	    if (name == NULL)
975 		break;
976 	    msg_outtrans_attr(name, HL_ATTR(HLF_D));
977 	    vim_free(name);
978 	    ui_breakcheck();
979 	}
980 	out_flush();
981     }
982     if (curwin->w_changelistidx == curbuf->b_changelistlen)
983 	MSG_PUTS("\n>");
984 }
985 #endif
986 
987 #define one_adjust(add) \
988     { \
989 	lp = add; \
990 	if (*lp >= line1 && *lp <= line2) \
991 	{ \
992 	    if (amount == MAXLNUM) \
993 		*lp = 0; \
994 	    else \
995 		*lp += amount; \
996 	} \
997 	else if (amount_after && *lp > line2) \
998 	    *lp += amount_after; \
999     }
1000 
1001 /* don't delete the line, just put at first deleted line */
1002 #define one_adjust_nodel(add) \
1003     { \
1004 	lp = add; \
1005 	if (*lp >= line1 && *lp <= line2) \
1006 	{ \
1007 	    if (amount == MAXLNUM) \
1008 		*lp = line1; \
1009 	    else \
1010 		*lp += amount; \
1011 	} \
1012 	else if (amount_after && *lp > line2) \
1013 	    *lp += amount_after; \
1014     }
1015 
1016 /*
1017  * Adjust marks between line1 and line2 (inclusive) to move 'amount' lines.
1018  * Must be called before changed_*(), appended_lines() or deleted_lines().
1019  * May be called before or after changing the text.
1020  * When deleting lines line1 to line2, use an 'amount' of MAXLNUM: The marks
1021  * within this range are made invalid.
1022  * If 'amount_after' is non-zero adjust marks after line2.
1023  * Example: Delete lines 34 and 35: mark_adjust(34, 35, MAXLNUM, -2);
1024  * Example: Insert two lines below 55: mark_adjust(56, MAXLNUM, 2, 0);
1025  *				   or: mark_adjust(56, 55, MAXLNUM, 2);
1026  */
1027     void
1028 mark_adjust(
1029     linenr_T	line1,
1030     linenr_T	line2,
1031     long	amount,
1032     long	amount_after)
1033 {
1034     mark_adjust_internal(line1, line2, amount, amount_after, TRUE);
1035 }
1036 
1037     void
1038 mark_adjust_nofold(
1039     linenr_T line1,
1040     linenr_T line2,
1041     long amount,
1042     long amount_after)
1043 {
1044     mark_adjust_internal(line1, line2, amount, amount_after, FALSE);
1045 }
1046 
1047     static void
1048 mark_adjust_internal(
1049     linenr_T line1,
1050     linenr_T line2,
1051     long amount,
1052     long amount_after,
1053     int adjust_folds UNUSED)
1054 {
1055     int		i;
1056     int		fnum = curbuf->b_fnum;
1057     linenr_T	*lp;
1058     win_T	*win;
1059 #ifdef FEAT_WINDOWS
1060     tabpage_T	*tab;
1061 #endif
1062     static pos_T initpos = INIT_POS_T(1, 0, 0);
1063 
1064     if (line2 < line1 && amount_after == 0L)	    /* nothing to do */
1065 	return;
1066 
1067     if (!cmdmod.lockmarks)
1068     {
1069 	/* named marks, lower case and upper case */
1070 	for (i = 0; i < NMARKS; i++)
1071 	{
1072 	    one_adjust(&(curbuf->b_namedm[i].lnum));
1073 	    if (namedfm[i].fmark.fnum == fnum)
1074 		one_adjust_nodel(&(namedfm[i].fmark.mark.lnum));
1075 	}
1076 	for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++)
1077 	{
1078 	    if (namedfm[i].fmark.fnum == fnum)
1079 		one_adjust_nodel(&(namedfm[i].fmark.mark.lnum));
1080 	}
1081 
1082 	/* last Insert position */
1083 	one_adjust(&(curbuf->b_last_insert.lnum));
1084 
1085 	/* last change position */
1086 	one_adjust(&(curbuf->b_last_change.lnum));
1087 
1088 	/* last cursor position, if it was set */
1089 	if (!EQUAL_POS(curbuf->b_last_cursor, initpos))
1090 	    one_adjust(&(curbuf->b_last_cursor.lnum));
1091 
1092 
1093 #ifdef FEAT_JUMPLIST
1094 	/* list of change positions */
1095 	for (i = 0; i < curbuf->b_changelistlen; ++i)
1096 	    one_adjust_nodel(&(curbuf->b_changelist[i].lnum));
1097 #endif
1098 
1099 	/* Visual area */
1100 	one_adjust_nodel(&(curbuf->b_visual.vi_start.lnum));
1101 	one_adjust_nodel(&(curbuf->b_visual.vi_end.lnum));
1102 
1103 #ifdef FEAT_QUICKFIX
1104 	/* quickfix marks */
1105 	qf_mark_adjust(NULL, line1, line2, amount, amount_after);
1106 	/* location lists */
1107 	FOR_ALL_TAB_WINDOWS(tab, win)
1108 	    qf_mark_adjust(win, line1, line2, amount, amount_after);
1109 #endif
1110 
1111 #ifdef FEAT_SIGNS
1112 	sign_mark_adjust(line1, line2, amount, amount_after);
1113 #endif
1114     }
1115 
1116     /* previous context mark */
1117     one_adjust(&(curwin->w_pcmark.lnum));
1118 
1119     /* previous pcmark */
1120     one_adjust(&(curwin->w_prev_pcmark.lnum));
1121 
1122     /* saved cursor for formatting */
1123     if (saved_cursor.lnum != 0)
1124 	one_adjust_nodel(&(saved_cursor.lnum));
1125 
1126     /*
1127      * Adjust items in all windows related to the current buffer.
1128      */
1129     FOR_ALL_TAB_WINDOWS(tab, win)
1130     {
1131 #ifdef FEAT_JUMPLIST
1132 	if (!cmdmod.lockmarks)
1133 	    /* Marks in the jumplist.  When deleting lines, this may create
1134 	     * duplicate marks in the jumplist, they will be removed later. */
1135 	    for (i = 0; i < win->w_jumplistlen; ++i)
1136 		if (win->w_jumplist[i].fmark.fnum == fnum)
1137 		    one_adjust_nodel(&(win->w_jumplist[i].fmark.mark.lnum));
1138 #endif
1139 
1140 	if (win->w_buffer == curbuf)
1141 	{
1142 	    if (!cmdmod.lockmarks)
1143 		/* marks in the tag stack */
1144 		for (i = 0; i < win->w_tagstacklen; i++)
1145 		    if (win->w_tagstack[i].fmark.fnum == fnum)
1146 			one_adjust_nodel(&(win->w_tagstack[i].fmark.mark.lnum));
1147 
1148 	    /* the displayed Visual area */
1149 	    if (win->w_old_cursor_lnum != 0)
1150 	    {
1151 		one_adjust_nodel(&(win->w_old_cursor_lnum));
1152 		one_adjust_nodel(&(win->w_old_visual_lnum));
1153 	    }
1154 
1155 	    /* topline and cursor position for windows with the same buffer
1156 	     * other than the current window */
1157 	    if (win != curwin)
1158 	    {
1159 		if (win->w_topline >= line1 && win->w_topline <= line2)
1160 		{
1161 		    if (amount == MAXLNUM)	    /* topline is deleted */
1162 		    {
1163 			if (line1 <= 1)
1164 			    win->w_topline = 1;
1165 			else
1166 			    win->w_topline = line1 - 1;
1167 		    }
1168 		    else		/* keep topline on the same line */
1169 			win->w_topline += amount;
1170 #ifdef FEAT_DIFF
1171 		    win->w_topfill = 0;
1172 #endif
1173 		}
1174 		else if (amount_after && win->w_topline > line2)
1175 		{
1176 		    win->w_topline += amount_after;
1177 #ifdef FEAT_DIFF
1178 		    win->w_topfill = 0;
1179 #endif
1180 		}
1181 		if (win->w_cursor.lnum >= line1 && win->w_cursor.lnum <= line2)
1182 		{
1183 		    if (amount == MAXLNUM) /* line with cursor is deleted */
1184 		    {
1185 			if (line1 <= 1)
1186 			    win->w_cursor.lnum = 1;
1187 			else
1188 			    win->w_cursor.lnum = line1 - 1;
1189 			win->w_cursor.col = 0;
1190 		    }
1191 		    else		/* keep cursor on the same line */
1192 			win->w_cursor.lnum += amount;
1193 		}
1194 		else if (amount_after && win->w_cursor.lnum > line2)
1195 		    win->w_cursor.lnum += amount_after;
1196 	    }
1197 
1198 #ifdef FEAT_FOLDING
1199 	    /* adjust folds */
1200 	    if (adjust_folds)
1201 		foldMarkAdjust(win, line1, line2, amount, amount_after);
1202 #endif
1203 	}
1204     }
1205 
1206 #ifdef FEAT_DIFF
1207     /* adjust diffs */
1208     diff_mark_adjust(line1, line2, amount, amount_after);
1209 #endif
1210 }
1211 
1212 /* This code is used often, needs to be fast. */
1213 #define col_adjust(pp) \
1214     { \
1215 	posp = pp; \
1216 	if (posp->lnum == lnum && posp->col >= mincol) \
1217 	{ \
1218 	    posp->lnum += lnum_amount; \
1219 	    if (col_amount < 0 && posp->col <= (colnr_T)-col_amount) \
1220 		posp->col = 0; \
1221 	    else \
1222 		posp->col += col_amount; \
1223 	} \
1224     }
1225 
1226 /*
1227  * Adjust marks in line "lnum" at column "mincol" and further: add
1228  * "lnum_amount" to the line number and add "col_amount" to the column
1229  * position.
1230  */
1231     void
1232 mark_col_adjust(
1233     linenr_T	lnum,
1234     colnr_T	mincol,
1235     long	lnum_amount,
1236     long	col_amount)
1237 {
1238     int		i;
1239     int		fnum = curbuf->b_fnum;
1240     win_T	*win;
1241     pos_T	*posp;
1242 
1243     if ((col_amount == 0L && lnum_amount == 0L) || cmdmod.lockmarks)
1244 	return; /* nothing to do */
1245 
1246     /* named marks, lower case and upper case */
1247     for (i = 0; i < NMARKS; i++)
1248     {
1249 	col_adjust(&(curbuf->b_namedm[i]));
1250 	if (namedfm[i].fmark.fnum == fnum)
1251 	    col_adjust(&(namedfm[i].fmark.mark));
1252     }
1253     for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++)
1254     {
1255 	if (namedfm[i].fmark.fnum == fnum)
1256 	    col_adjust(&(namedfm[i].fmark.mark));
1257     }
1258 
1259     /* last Insert position */
1260     col_adjust(&(curbuf->b_last_insert));
1261 
1262     /* last change position */
1263     col_adjust(&(curbuf->b_last_change));
1264 
1265 #ifdef FEAT_JUMPLIST
1266     /* list of change positions */
1267     for (i = 0; i < curbuf->b_changelistlen; ++i)
1268 	col_adjust(&(curbuf->b_changelist[i]));
1269 #endif
1270 
1271     /* Visual area */
1272     col_adjust(&(curbuf->b_visual.vi_start));
1273     col_adjust(&(curbuf->b_visual.vi_end));
1274 
1275     /* previous context mark */
1276     col_adjust(&(curwin->w_pcmark));
1277 
1278     /* previous pcmark */
1279     col_adjust(&(curwin->w_prev_pcmark));
1280 
1281     /* saved cursor for formatting */
1282     col_adjust(&saved_cursor);
1283 
1284     /*
1285      * Adjust items in all windows related to the current buffer.
1286      */
1287     FOR_ALL_WINDOWS(win)
1288     {
1289 #ifdef FEAT_JUMPLIST
1290 	/* marks in the jumplist */
1291 	for (i = 0; i < win->w_jumplistlen; ++i)
1292 	    if (win->w_jumplist[i].fmark.fnum == fnum)
1293 		col_adjust(&(win->w_jumplist[i].fmark.mark));
1294 #endif
1295 
1296 	if (win->w_buffer == curbuf)
1297 	{
1298 	    /* marks in the tag stack */
1299 	    for (i = 0; i < win->w_tagstacklen; i++)
1300 		if (win->w_tagstack[i].fmark.fnum == fnum)
1301 		    col_adjust(&(win->w_tagstack[i].fmark.mark));
1302 
1303 	    /* cursor position for other windows with the same buffer */
1304 	    if (win != curwin)
1305 		col_adjust(&win->w_cursor);
1306 	}
1307     }
1308 }
1309 
1310 #ifdef FEAT_JUMPLIST
1311 /*
1312  * When deleting lines, this may create duplicate marks in the
1313  * jumplist. They will be removed here for the current window.
1314  */
1315     static void
1316 cleanup_jumplist(void)
1317 {
1318     int	    i;
1319     int	    from, to;
1320 
1321     to = 0;
1322     for (from = 0; from < curwin->w_jumplistlen; ++from)
1323     {
1324 	if (curwin->w_jumplistidx == from)
1325 	    curwin->w_jumplistidx = to;
1326 	for (i = from + 1; i < curwin->w_jumplistlen; ++i)
1327 	    if (curwin->w_jumplist[i].fmark.fnum
1328 					== curwin->w_jumplist[from].fmark.fnum
1329 		    && curwin->w_jumplist[from].fmark.fnum != 0
1330 		    && curwin->w_jumplist[i].fmark.mark.lnum
1331 				  == curwin->w_jumplist[from].fmark.mark.lnum)
1332 		break;
1333 	if (i >= curwin->w_jumplistlen)	    /* no duplicate */
1334 	    curwin->w_jumplist[to++] = curwin->w_jumplist[from];
1335 	else
1336 	    vim_free(curwin->w_jumplist[from].fname);
1337     }
1338     if (curwin->w_jumplistidx == curwin->w_jumplistlen)
1339 	curwin->w_jumplistidx = to;
1340     curwin->w_jumplistlen = to;
1341 }
1342 
1343 # if defined(FEAT_WINDOWS) || defined(PROTO)
1344 /*
1345  * Copy the jumplist from window "from" to window "to".
1346  */
1347     void
1348 copy_jumplist(win_T *from, win_T *to)
1349 {
1350     int		i;
1351 
1352     for (i = 0; i < from->w_jumplistlen; ++i)
1353     {
1354 	to->w_jumplist[i] = from->w_jumplist[i];
1355 	if (from->w_jumplist[i].fname != NULL)
1356 	    to->w_jumplist[i].fname = vim_strsave(from->w_jumplist[i].fname);
1357     }
1358     to->w_jumplistlen = from->w_jumplistlen;
1359     to->w_jumplistidx = from->w_jumplistidx;
1360 }
1361 
1362 /*
1363  * Free items in the jumplist of window "wp".
1364  */
1365     void
1366 free_jumplist(win_T *wp)
1367 {
1368     int		i;
1369 
1370     for (i = 0; i < wp->w_jumplistlen; ++i)
1371 	vim_free(wp->w_jumplist[i].fname);
1372 }
1373 # endif
1374 #endif /* FEAT_JUMPLIST */
1375 
1376     void
1377 set_last_cursor(win_T *win)
1378 {
1379     if (win->w_buffer != NULL)
1380 	win->w_buffer->b_last_cursor = win->w_cursor;
1381 }
1382 
1383 #if defined(EXITFREE) || defined(PROTO)
1384     void
1385 free_all_marks(void)
1386 {
1387     int		i;
1388 
1389     for (i = 0; i < NMARKS + EXTRA_MARKS; i++)
1390 	if (namedfm[i].fmark.mark.lnum != 0)
1391 	    vim_free(namedfm[i].fname);
1392 }
1393 #endif
1394 
1395 #if defined(FEAT_VIMINFO) || defined(PROTO)
1396     int
1397 read_viminfo_filemark(vir_T *virp, int force)
1398 {
1399     char_u	*str;
1400     xfmark_T	*fm;
1401     int		i;
1402 
1403     /* We only get here if line[0] == '\'' or '-'.
1404      * Illegal mark names are ignored (for future expansion). */
1405     str = virp->vir_line + 1;
1406     if (
1407 #ifndef EBCDIC
1408 	    *str <= 127 &&
1409 #endif
1410 	    ((*virp->vir_line == '\'' && (VIM_ISDIGIT(*str) || isupper(*str)))
1411 	     || (*virp->vir_line == '-' && *str == '\'')))
1412     {
1413 	if (*str == '\'')
1414 	{
1415 #ifdef FEAT_JUMPLIST
1416 	    /* If the jumplist isn't full insert fmark as oldest entry */
1417 	    if (curwin->w_jumplistlen == JUMPLISTSIZE)
1418 		fm = NULL;
1419 	    else
1420 	    {
1421 		for (i = curwin->w_jumplistlen; i > 0; --i)
1422 		    curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
1423 		++curwin->w_jumplistidx;
1424 		++curwin->w_jumplistlen;
1425 		fm = &curwin->w_jumplist[0];
1426 		fm->fmark.mark.lnum = 0;
1427 		fm->fname = NULL;
1428 	    }
1429 #else
1430 	    fm = NULL;
1431 #endif
1432 	}
1433 	else if (VIM_ISDIGIT(*str))
1434 	    fm = &namedfm[*str - '0' + NMARKS];
1435 	else
1436 	    fm = &namedfm[*str - 'A'];
1437 	if (fm != NULL && (fm->fmark.mark.lnum == 0 || force))
1438 	{
1439 	    str = skipwhite(str + 1);
1440 	    fm->fmark.mark.lnum = getdigits(&str);
1441 	    str = skipwhite(str);
1442 	    fm->fmark.mark.col = getdigits(&str);
1443 #ifdef FEAT_VIRTUALEDIT
1444 	    fm->fmark.mark.coladd = 0;
1445 #endif
1446 	    fm->fmark.fnum = 0;
1447 	    str = skipwhite(str);
1448 	    vim_free(fm->fname);
1449 	    fm->fname = viminfo_readstring(virp, (int)(str - virp->vir_line),
1450 								       FALSE);
1451 	    fm->time_set = 0;
1452 	}
1453     }
1454     return vim_fgets(virp->vir_line, LSIZE, virp->vir_fd);
1455 }
1456 
1457 static xfmark_T *vi_namedfm = NULL;
1458 #ifdef FEAT_JUMPLIST
1459 static xfmark_T *vi_jumplist = NULL;
1460 static int vi_jumplist_len = 0;
1461 #endif
1462 
1463 /*
1464  * Prepare for reading viminfo marks when writing viminfo later.
1465  */
1466     void
1467 prepare_viminfo_marks(void)
1468 {
1469     vi_namedfm = (xfmark_T *)alloc_clear((NMARKS + EXTRA_MARKS)
1470 						     * (int)sizeof(xfmark_T));
1471 #ifdef FEAT_JUMPLIST
1472     vi_jumplist = (xfmark_T *)alloc_clear(JUMPLISTSIZE
1473 						     * (int)sizeof(xfmark_T));
1474     vi_jumplist_len = 0;
1475 #endif
1476 }
1477 
1478     void
1479 finish_viminfo_marks(void)
1480 {
1481     int		i;
1482 
1483     if (vi_namedfm != NULL)
1484     {
1485 	for (i = 0; i < NMARKS + EXTRA_MARKS; ++i)
1486 	    vim_free(vi_namedfm[i].fname);
1487 	vim_free(vi_namedfm);
1488 	vi_namedfm = NULL;
1489     }
1490 #ifdef FEAT_JUMPLIST
1491     if (vi_jumplist != NULL)
1492     {
1493 	for (i = 0; i < vi_jumplist_len; ++i)
1494 	    vim_free(vi_jumplist[i].fname);
1495 	vim_free(vi_jumplist);
1496 	vi_jumplist = NULL;
1497     }
1498 #endif
1499 }
1500 
1501 /*
1502  * Accept a new style mark line from the viminfo, store it when it's new.
1503  */
1504     void
1505 handle_viminfo_mark(garray_T *values, int force)
1506 {
1507     bval_T	*vp = (bval_T *)values->ga_data;
1508     int		name;
1509     linenr_T	lnum;
1510     colnr_T	col;
1511     time_t	timestamp;
1512     xfmark_T	*fm = NULL;
1513 
1514     /* Check the format:
1515      * |{bartype},{name},{lnum},{col},{timestamp},{filename} */
1516     if (values->ga_len < 5
1517 	    || vp[0].bv_type != BVAL_NR
1518 	    || vp[1].bv_type != BVAL_NR
1519 	    || vp[2].bv_type != BVAL_NR
1520 	    || vp[3].bv_type != BVAL_NR
1521 	    || vp[4].bv_type != BVAL_STRING)
1522 	return;
1523 
1524     name = vp[0].bv_nr;
1525     if (name != '\'' && !VIM_ISDIGIT(name) && !ASCII_ISUPPER(name))
1526 	return;
1527     lnum = vp[1].bv_nr;
1528     col = vp[2].bv_nr;
1529     if (lnum <= 0 || col < 0)
1530 	return;
1531     timestamp = (time_t)vp[3].bv_nr;
1532 
1533     if (name == '\'')
1534     {
1535 #ifdef FEAT_JUMPLIST
1536 	if (vi_jumplist != NULL)
1537 	{
1538 	    if (vi_jumplist_len < JUMPLISTSIZE)
1539 		fm = &vi_jumplist[vi_jumplist_len++];
1540 	}
1541 	else
1542 	{
1543 	    int idx;
1544 	    int i;
1545 
1546 	    /* If we have a timestamp insert it in the right place. */
1547 	    if (timestamp != 0)
1548 	    {
1549 		for (idx = curwin->w_jumplistlen - 1; idx >= 0; --idx)
1550 		    if (curwin->w_jumplist[idx].time_set < timestamp)
1551 		    {
1552 			++idx;
1553 			break;
1554 		    }
1555 		/* idx cannot be zero now */
1556 		if (idx < 0 && curwin->w_jumplistlen < JUMPLISTSIZE)
1557 		    /* insert as the oldest entry */
1558 		    idx = 0;
1559 	    }
1560 	    else if (curwin->w_jumplistlen < JUMPLISTSIZE)
1561 		/* insert as oldest entry */
1562 		idx = 0;
1563 	    else
1564 		idx = -1;
1565 
1566 	    if (idx >= 0)
1567 	    {
1568 		if (curwin->w_jumplistlen == JUMPLISTSIZE)
1569 		{
1570 		    /* Drop the oldest entry. */
1571 		    --idx;
1572 		    vim_free(curwin->w_jumplist[0].fname);
1573 		    for (i = 0; i < idx; ++i)
1574 			curwin->w_jumplist[i] = curwin->w_jumplist[i + 1];
1575 		}
1576 		else
1577 		{
1578 		    /* Move newer entries forward. */
1579 		    for (i = curwin->w_jumplistlen; i > idx; --i)
1580 			curwin->w_jumplist[i] = curwin->w_jumplist[i - 1];
1581 		    ++curwin->w_jumplistidx;
1582 		    ++curwin->w_jumplistlen;
1583 		}
1584 		fm = &curwin->w_jumplist[idx];
1585 		fm->fmark.mark.lnum = 0;
1586 		fm->fname = NULL;
1587 		fm->time_set = 0;
1588 	    }
1589 	}
1590 #endif
1591     }
1592     else
1593     {
1594 	int idx;
1595 
1596 	if (VIM_ISDIGIT(name))
1597 	{
1598 	    if (vi_namedfm != NULL)
1599 		idx = name - '0' + NMARKS;
1600 	    else
1601 	    {
1602 		int i;
1603 
1604 		/* Do not use the name from the viminfo file, insert in time
1605 		 * order. */
1606 		for (idx = NMARKS; idx < NMARKS + EXTRA_MARKS; ++idx)
1607 		    if (namedfm[idx].time_set < timestamp)
1608 			break;
1609 		if (idx == NMARKS + EXTRA_MARKS)
1610 		    /* All existing entries are newer. */
1611 		    return;
1612 		i = NMARKS + EXTRA_MARKS - 1;
1613 
1614 		vim_free(namedfm[i].fname);
1615 		for ( ; i > idx; --i)
1616 		    namedfm[i] = namedfm[i - 1];
1617 		namedfm[idx].fname = NULL;
1618 	    }
1619 	}
1620 	else
1621 	    idx = name - 'A';
1622 	if (vi_namedfm != NULL)
1623 	    fm = &vi_namedfm[idx];
1624 	else
1625 	    fm = &namedfm[idx];
1626     }
1627 
1628     if (fm != NULL)
1629     {
1630 	if (vi_namedfm != NULL || fm->fmark.mark.lnum == 0
1631 					  || fm->time_set < timestamp || force)
1632 	{
1633 	    fm->fmark.mark.lnum = lnum;
1634 	    fm->fmark.mark.col = col;
1635 #ifdef FEAT_VIRTUALEDIT
1636 	    fm->fmark.mark.coladd = 0;
1637 #endif
1638 	    fm->fmark.fnum = 0;
1639 	    vim_free(fm->fname);
1640 	    if (vp[4].bv_allocated)
1641 	    {
1642 		fm->fname = vp[4].bv_string;
1643 		vp[4].bv_string = NULL;
1644 	    }
1645 	    else
1646 		fm->fname = vim_strsave(vp[4].bv_string);
1647 	    fm->time_set = timestamp;
1648 	}
1649     }
1650 }
1651 
1652     void
1653 write_viminfo_filemarks(FILE *fp)
1654 {
1655     int		i;
1656     char_u	*name;
1657     buf_T	*buf;
1658     xfmark_T	*fm;
1659     int		vi_idx;
1660     int		idx;
1661 
1662     if (get_viminfo_parameter('f') == 0)
1663 	return;
1664 
1665     fputs(_("\n# File marks:\n"), fp);
1666 
1667     /* Write the filemarks 'A - 'Z */
1668     for (i = 0; i < NMARKS; i++)
1669     {
1670 	if (vi_namedfm != NULL && (vi_namedfm[i].time_set > namedfm[i].time_set
1671 					  || namedfm[i].fmark.mark.lnum == 0))
1672 	    fm = &vi_namedfm[i];
1673 	else
1674 	    fm = &namedfm[i];
1675 	write_one_filemark(fp, fm, '\'', i + 'A');
1676     }
1677 
1678     /*
1679      * Find a mark that is the same file and position as the cursor.
1680      * That one, or else the last one is deleted.
1681      * Move '0 to '1, '1 to '2, etc. until the matching one or '9
1682      * Set the '0 mark to current cursor position.
1683      */
1684     if (curbuf->b_ffname != NULL && !removable(curbuf->b_ffname))
1685     {
1686 	name = buflist_nr2name(curbuf->b_fnum, TRUE, FALSE);
1687 	for (i = NMARKS; i < NMARKS + EXTRA_MARKS - 1; ++i)
1688 	    if (namedfm[i].fmark.mark.lnum == curwin->w_cursor.lnum
1689 		    && (namedfm[i].fname == NULL
1690 			    ? namedfm[i].fmark.fnum == curbuf->b_fnum
1691 			    : (name != NULL
1692 				    && STRCMP(name, namedfm[i].fname) == 0)))
1693 		break;
1694 	vim_free(name);
1695 
1696 	vim_free(namedfm[i].fname);
1697 	for ( ; i > NMARKS; --i)
1698 	    namedfm[i] = namedfm[i - 1];
1699 	namedfm[NMARKS].fmark.mark = curwin->w_cursor;
1700 	namedfm[NMARKS].fmark.fnum = curbuf->b_fnum;
1701 	namedfm[NMARKS].fname = NULL;
1702 	namedfm[NMARKS].time_set = vim_time();
1703     }
1704 
1705     /* Write the filemarks '0 - '9.  Newest (highest timestamp) first. */
1706     vi_idx = NMARKS;
1707     idx = NMARKS;
1708     for (i = NMARKS; i < NMARKS + EXTRA_MARKS; i++)
1709     {
1710 	xfmark_T *vi_fm = vi_namedfm != NULL ? &vi_namedfm[vi_idx] : NULL;
1711 
1712 	if (vi_fm != NULL
1713 		&& vi_fm->fmark.mark.lnum != 0
1714 		&& (vi_fm->time_set > namedfm[idx].time_set
1715 		    || namedfm[idx].fmark.mark.lnum == 0))
1716 	{
1717 	    fm = vi_fm;
1718 	    ++vi_idx;
1719 	}
1720 	else
1721 	{
1722 	    fm = &namedfm[idx++];
1723 	    if (vi_fm != NULL
1724 		  && vi_fm->fmark.mark.lnum == fm->fmark.mark.lnum
1725 		  && vi_fm->time_set == fm->time_set
1726 		  && ((vi_fm->fmark.fnum != 0
1727 			  && vi_fm->fmark.fnum == fm->fmark.fnum)
1728 		      || (vi_fm->fname != NULL
1729 			  && fm->fname != NULL
1730 			  && STRCMP(vi_fm->fname, fm->fname) == 0)))
1731 		++vi_idx;  /* skip duplicate */
1732 	}
1733 	write_one_filemark(fp, fm, '\'', i - NMARKS + '0');
1734     }
1735 
1736 #ifdef FEAT_JUMPLIST
1737     /* Write the jumplist with -' */
1738     fputs(_("\n# Jumplist (newest first):\n"), fp);
1739     setpcmark();	/* add current cursor position */
1740     cleanup_jumplist();
1741     vi_idx = 0;
1742     idx = curwin->w_jumplistlen - 1;
1743     for (i = 0; i < JUMPLISTSIZE; ++i)
1744     {
1745 	xfmark_T	*vi_fm;
1746 
1747 	fm = idx >= 0 ? &curwin->w_jumplist[idx] : NULL;
1748 	vi_fm = vi_idx < vi_jumplist_len ? &vi_jumplist[vi_idx] : NULL;
1749 	if (fm == NULL && vi_fm == NULL)
1750 	    break;
1751 	if (fm == NULL || (vi_fm != NULL && fm->time_set < vi_fm->time_set))
1752 	{
1753 	    fm = vi_fm;
1754 	    ++vi_idx;
1755 	}
1756 	else
1757 	    --idx;
1758 	if (fm->fmark.fnum == 0
1759 		|| ((buf = buflist_findnr(fm->fmark.fnum)) != NULL
1760 		    && !removable(buf->b_ffname)))
1761 	    write_one_filemark(fp, fm, '-', '\'');
1762     }
1763 #endif
1764 }
1765 
1766     static void
1767 write_one_filemark(
1768     FILE	*fp,
1769     xfmark_T	*fm,
1770     int		c1,
1771     int		c2)
1772 {
1773     char_u	*name;
1774 
1775     if (fm->fmark.mark.lnum == 0)	/* not set */
1776 	return;
1777 
1778     if (fm->fmark.fnum != 0)		/* there is a buffer */
1779 	name = buflist_nr2name(fm->fmark.fnum, TRUE, FALSE);
1780     else
1781 	name = fm->fname;		/* use name from .viminfo */
1782     if (name != NULL && *name != NUL)
1783     {
1784 	fprintf(fp, "%c%c  %ld  %ld  ", c1, c2, (long)fm->fmark.mark.lnum,
1785 						    (long)fm->fmark.mark.col);
1786 	viminfo_writestring(fp, name);
1787 
1788 	/* Barline: |{bartype},{name},{lnum},{col},{timestamp},{filename}
1789 	 * size up to filename: 8 + 3 * 20 */
1790 	fprintf(fp, "|%d,%d,%ld,%ld,%ld,", BARTYPE_MARK, c2,
1791 		(long)fm->fmark.mark.lnum, (long)fm->fmark.mark.col,
1792 		(long)fm->time_set);
1793 	barline_writestring(fp, name, LSIZE - 70);
1794 	putc('\n', fp);
1795     }
1796 
1797     if (fm->fmark.fnum != 0)
1798 	vim_free(name);
1799 }
1800 
1801 /*
1802  * Return TRUE if "name" is on removable media (depending on 'viminfo').
1803  */
1804     int
1805 removable(char_u *name)
1806 {
1807     char_u  *p;
1808     char_u  part[51];
1809     int	    retval = FALSE;
1810     size_t  n;
1811 
1812     name = home_replace_save(NULL, name);
1813     if (name != NULL)
1814     {
1815 	for (p = p_viminfo; *p; )
1816 	{
1817 	    copy_option_part(&p, part, 51, ", ");
1818 	    if (part[0] == 'r')
1819 	    {
1820 		n = STRLEN(part + 1);
1821 		if (MB_STRNICMP(part + 1, name, n) == 0)
1822 		{
1823 		    retval = TRUE;
1824 		    break;
1825 		}
1826 	    }
1827 	}
1828 	vim_free(name);
1829     }
1830     return retval;
1831 }
1832 
1833     static void
1834 write_one_mark(FILE *fp_out, int c, pos_T *pos)
1835 {
1836     if (pos->lnum != 0)
1837 	fprintf(fp_out, "\t%c\t%ld\t%d\n", c, (long)pos->lnum, (int)pos->col);
1838 }
1839 
1840 
1841     static void
1842 write_buffer_marks(buf_T *buf, FILE *fp_out)
1843 {
1844     int		i;
1845     pos_T	pos;
1846 
1847     home_replace(NULL, buf->b_ffname, IObuff, IOSIZE, TRUE);
1848     fprintf(fp_out, "\n> ");
1849     viminfo_writestring(fp_out, IObuff);
1850 
1851     /* Write the last used timestamp as the lnum of the non-existing mark '*'.
1852      * Older Vims will ignore it and/or copy it. */
1853     pos.lnum = (linenr_T)buf->b_last_used;
1854     pos.col = 0;
1855     write_one_mark(fp_out, '*', &pos);
1856 
1857     write_one_mark(fp_out, '"', &buf->b_last_cursor);
1858     write_one_mark(fp_out, '^', &buf->b_last_insert);
1859     write_one_mark(fp_out, '.', &buf->b_last_change);
1860 #ifdef FEAT_JUMPLIST
1861     /* changelist positions are stored oldest first */
1862     for (i = 0; i < buf->b_changelistlen; ++i)
1863     {
1864 	/* skip duplicates */
1865 	if (i == 0 || !EQUAL_POS(buf->b_changelist[i - 1],
1866 							 buf->b_changelist[i]))
1867 	    write_one_mark(fp_out, '+', &buf->b_changelist[i]);
1868     }
1869 #endif
1870     for (i = 0; i < NMARKS; i++)
1871 	write_one_mark(fp_out, 'a' + i, &buf->b_namedm[i]);
1872 }
1873 
1874 /*
1875  * Write all the named marks for all buffers.
1876  * When "buflist" is not NULL fill it with the buffers for which marks are to
1877  * be written.
1878  */
1879     void
1880 write_viminfo_marks(FILE *fp_out, garray_T *buflist)
1881 {
1882     buf_T	*buf;
1883     int		is_mark_set;
1884     int		i;
1885 #ifdef FEAT_WINDOWS
1886     win_T	*win;
1887     tabpage_T	*tp;
1888 
1889     /*
1890      * Set b_last_cursor for the all buffers that have a window.
1891      */
1892     FOR_ALL_TAB_WINDOWS(tp, win)
1893 	set_last_cursor(win);
1894 #else
1895 	set_last_cursor(curwin);
1896 #endif
1897 
1898     fputs(_("\n# History of marks within files (newest to oldest):\n"), fp_out);
1899     FOR_ALL_BUFFERS(buf)
1900     {
1901 	/*
1902 	 * Only write something if buffer has been loaded and at least one
1903 	 * mark is set.
1904 	 */
1905 	if (buf->b_marks_read)
1906 	{
1907 	    if (buf->b_last_cursor.lnum != 0)
1908 		is_mark_set = TRUE;
1909 	    else
1910 	    {
1911 		is_mark_set = FALSE;
1912 		for (i = 0; i < NMARKS; i++)
1913 		    if (buf->b_namedm[i].lnum != 0)
1914 		    {
1915 			is_mark_set = TRUE;
1916 			break;
1917 		    }
1918 	    }
1919 	    if (is_mark_set && buf->b_ffname != NULL
1920 		      && buf->b_ffname[0] != NUL && !removable(buf->b_ffname))
1921 	    {
1922 		if (buflist == NULL)
1923 		    write_buffer_marks(buf, fp_out);
1924 		else if (ga_grow(buflist, 1) == OK)
1925 		    ((buf_T **)buflist->ga_data)[buflist->ga_len++] = buf;
1926 	    }
1927 	}
1928     }
1929 }
1930 
1931 /*
1932  * Compare functions for qsort() below, that compares b_last_used.
1933  */
1934     static int
1935 #ifdef __BORLANDC__
1936 _RTLENTRYF
1937 #endif
1938 buf_compare(const void *s1, const void *s2)
1939 {
1940     buf_T *buf1 = *(buf_T **)s1;
1941     buf_T *buf2 = *(buf_T **)s2;
1942 
1943     if (buf1->b_last_used == buf2->b_last_used)
1944 	return 0;
1945     return buf1->b_last_used > buf2->b_last_used ? -1 : 1;
1946 }
1947 
1948 /*
1949  * Handle marks in the viminfo file:
1950  * fp_out != NULL: copy marks, in time order with buffers in "buflist".
1951  * fp_out == NULL && (flags & VIF_WANT_MARKS): read marks for curbuf only
1952  * fp_out == NULL && (flags & VIF_GET_OLDFILES | VIF_FORCEIT): fill v:oldfiles
1953  */
1954     void
1955 copy_viminfo_marks(
1956     vir_T	*virp,
1957     FILE	*fp_out,
1958     garray_T	*buflist,
1959     int		eof,
1960     int		flags)
1961 {
1962     char_u	*line = virp->vir_line;
1963     buf_T	*buf;
1964     int		num_marked_files;
1965     int		load_marks;
1966     int		copy_marks_out;
1967     char_u	*str;
1968     int		i;
1969     char_u	*p;
1970     char_u	*name_buf;
1971     pos_T	pos;
1972 #ifdef FEAT_EVAL
1973     list_T	*list = NULL;
1974 #endif
1975     int		count = 0;
1976     int		buflist_used = 0;
1977     buf_T	*buflist_buf = NULL;
1978 
1979     if ((name_buf = alloc(LSIZE)) == NULL)
1980 	return;
1981     *name_buf = NUL;
1982 
1983     if (fp_out != NULL && buflist->ga_len > 0)
1984     {
1985 	/* Sort the list of buffers on b_last_used. */
1986 	qsort(buflist->ga_data, (size_t)buflist->ga_len,
1987 						sizeof(buf_T *), buf_compare);
1988 	buflist_buf = ((buf_T **)buflist->ga_data)[0];
1989     }
1990 
1991 #ifdef FEAT_EVAL
1992     if (fp_out == NULL && (flags & (VIF_GET_OLDFILES | VIF_FORCEIT)))
1993     {
1994 	list = list_alloc();
1995 	if (list != NULL)
1996 	    set_vim_var_list(VV_OLDFILES, list);
1997     }
1998 #endif
1999 
2000     num_marked_files = get_viminfo_parameter('\'');
2001     while (!eof && (count < num_marked_files || fp_out == NULL))
2002     {
2003 	if (line[0] != '>')
2004 	{
2005 	    if (line[0] != '\n' && line[0] != '\r' && line[0] != '#')
2006 	    {
2007 		if (viminfo_error("E576: ", _("Missing '>'"), line))
2008 		    break;	/* too many errors, return now */
2009 	    }
2010 	    eof = vim_fgets(line, LSIZE, virp->vir_fd);
2011 	    continue;		/* Skip this dud line */
2012 	}
2013 
2014 	/*
2015 	 * Handle long line and translate escaped characters.
2016 	 * Find file name, set str to start.
2017 	 * Ignore leading and trailing white space.
2018 	 */
2019 	str = skipwhite(line + 1);
2020 	str = viminfo_readstring(virp, (int)(str - virp->vir_line), FALSE);
2021 	if (str == NULL)
2022 	    continue;
2023 	p = str + STRLEN(str);
2024 	while (p != str && (*p == NUL || vim_isspace(*p)))
2025 	    p--;
2026 	if (*p)
2027 	    p++;
2028 	*p = NUL;
2029 
2030 #ifdef FEAT_EVAL
2031 	if (list != NULL)
2032 	    list_append_string(list, str, -1);
2033 #endif
2034 
2035 	/*
2036 	 * If fp_out == NULL, load marks for current buffer.
2037 	 * If fp_out != NULL, copy marks for buffers not in buflist.
2038 	 */
2039 	load_marks = copy_marks_out = FALSE;
2040 	if (fp_out == NULL)
2041 	{
2042 	    if ((flags & VIF_WANT_MARKS) && curbuf->b_ffname != NULL)
2043 	    {
2044 		if (*name_buf == NUL)	    /* only need to do this once */
2045 		    home_replace(NULL, curbuf->b_ffname, name_buf, LSIZE, TRUE);
2046 		if (fnamecmp(str, name_buf) == 0)
2047 		    load_marks = TRUE;
2048 	    }
2049 	}
2050 	else /* fp_out != NULL */
2051 	{
2052 	    /* This is slow if there are many buffers!! */
2053 	    FOR_ALL_BUFFERS(buf)
2054 		if (buf->b_ffname != NULL)
2055 		{
2056 		    home_replace(NULL, buf->b_ffname, name_buf, LSIZE, TRUE);
2057 		    if (fnamecmp(str, name_buf) == 0)
2058 			break;
2059 		}
2060 
2061 	    /*
2062 	     * Copy marks if the buffer has not been loaded.
2063 	     */
2064 	    if (buf == NULL || !buf->b_marks_read)
2065 	    {
2066 		int	did_read_line = FALSE;
2067 
2068 		if (buflist_buf != NULL)
2069 		{
2070 		    /* Read the next line.  If it has the "*" mark compare the
2071 		     * time stamps.  Write entries from "buflist" that are
2072 		     * newer. */
2073 		    if (!(eof = viminfo_readline(virp)) && line[0] == TAB)
2074 		    {
2075 			did_read_line = TRUE;
2076 			if (line[1] == '*')
2077 			{
2078 			    long	ltime;
2079 
2080 			    sscanf((char *)line + 2, "%ld ", &ltime);
2081 			    while ((time_T)ltime < buflist_buf->b_last_used)
2082 			    {
2083 				write_buffer_marks(buflist_buf, fp_out);
2084 				if (++count >= num_marked_files)
2085 				    break;
2086 				if (++buflist_used == buflist->ga_len)
2087 				{
2088 				    buflist_buf = NULL;
2089 				    break;
2090 				}
2091 				buflist_buf =
2092 				   ((buf_T **)buflist->ga_data)[buflist_used];
2093 			    }
2094 			}
2095 			else
2096 			{
2097 			    /* No timestamp, must be written by an older Vim.
2098 			     * Assume all remaining buffers are older then
2099 			     * ours.  */
2100 			    while (count < num_marked_files
2101 					    && buflist_used < buflist->ga_len)
2102 			    {
2103 				buflist_buf = ((buf_T **)buflist->ga_data)
2104 							     [buflist_used++];
2105 				write_buffer_marks(buflist_buf, fp_out);
2106 				++count;
2107 			    }
2108 			    buflist_buf = NULL;
2109 			}
2110 
2111 			if (count >= num_marked_files)
2112 			{
2113 			    vim_free(str);
2114 			    break;
2115 			}
2116 		    }
2117 		}
2118 
2119 		fputs("\n> ", fp_out);
2120 		viminfo_writestring(fp_out, str);
2121 		if (did_read_line)
2122 		    fputs((char *)line, fp_out);
2123 
2124 		count++;
2125 		copy_marks_out = TRUE;
2126 	    }
2127 	}
2128 	vim_free(str);
2129 
2130 #ifdef FEAT_VIRTUALEDIT
2131 	pos.coladd = 0;
2132 #endif
2133 	while (!(eof = viminfo_readline(virp)) && line[0] == TAB)
2134 	{
2135 	    if (load_marks)
2136 	    {
2137 		if (line[1] != NUL)
2138 		{
2139 		    unsigned u;
2140 
2141 		    sscanf((char *)line + 2, "%ld %u", &pos.lnum, &u);
2142 		    pos.col = u;
2143 		    switch (line[1])
2144 		    {
2145 			case '"': curbuf->b_last_cursor = pos; break;
2146 			case '^': curbuf->b_last_insert = pos; break;
2147 			case '.': curbuf->b_last_change = pos; break;
2148 			case '+':
2149 #ifdef FEAT_JUMPLIST
2150 				  /* changelist positions are stored oldest
2151 				   * first */
2152 				  if (curbuf->b_changelistlen == JUMPLISTSIZE)
2153 				      /* list is full, remove oldest entry */
2154 				      mch_memmove(curbuf->b_changelist,
2155 					    curbuf->b_changelist + 1,
2156 					    sizeof(pos_T) * (JUMPLISTSIZE - 1));
2157 				  else
2158 				      ++curbuf->b_changelistlen;
2159 				  curbuf->b_changelist[
2160 					   curbuf->b_changelistlen - 1] = pos;
2161 #endif
2162 				  break;
2163 
2164 				  /* Using the line number for the last-used
2165 				   * timestamp. */
2166 			case '*': curbuf->b_last_used = pos.lnum; break;
2167 
2168 			default:  if ((i = line[1] - 'a') >= 0 && i < NMARKS)
2169 				      curbuf->b_namedm[i] = pos;
2170 		    }
2171 		}
2172 	    }
2173 	    else if (copy_marks_out)
2174 		fputs((char *)line, fp_out);
2175 	}
2176 
2177 	if (load_marks)
2178 	{
2179 #ifdef FEAT_JUMPLIST
2180 	    win_T	*wp;
2181 
2182 	    FOR_ALL_WINDOWS(wp)
2183 	    {
2184 		if (wp->w_buffer == curbuf)
2185 		    wp->w_changelistidx = curbuf->b_changelistlen;
2186 	    }
2187 #endif
2188 	    break;
2189 	}
2190     }
2191 
2192     if (fp_out != NULL)
2193 	/* Write any remaining entries from buflist. */
2194 	while (count < num_marked_files && buflist_used < buflist->ga_len)
2195 	{
2196 	    buflist_buf = ((buf_T **)buflist->ga_data)[buflist_used++];
2197 	    write_buffer_marks(buflist_buf, fp_out);
2198 	    ++count;
2199 	}
2200 
2201     vim_free(name_buf);
2202 }
2203 #endif /* FEAT_VIMINFO */
2204