1 /* vi:set ts=8 sts=4 sw=4:
3 * VIM - Vi IMproved by Bram Moolenaar
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.
11 * ex_cmds.c: some functions for command line commands
21 static int linelen
__ARGS((int *has_tab
));
23 static void do_filter
__ARGS((linenr_T line1
, linenr_T line2
, exarg_T
*eap
, char_u
*cmd
, int do_in
, int do_out
));
25 static char_u
*viminfo_filename
__ARGS((char_u
*));
26 static void do_viminfo
__ARGS((FILE *fp_in
, FILE *fp_out
, int want_info
, int want_marks
, int force_read
));
27 static int viminfo_encoding
__ARGS((vir_T
*virp
));
28 static int read_viminfo_up_to_marks
__ARGS((vir_T
*virp
, int forceit
, int writing
));
31 static int check_overwrite
__ARGS((exarg_T
*eap
, buf_T
*buf
, char_u
*fname
, char_u
*ffname
, int other
));
32 static int check_readonly
__ARGS((int *forceit
, buf_T
*buf
));
34 static void delbuf_msg
__ARGS((char_u
*name
));
40 help_compare
__ARGS((const void *s1
, const void *s2
));
60 c
= utfc_ptr2char(ml_get_cursor(), cc
);
72 if (!has_mbyte
|| (enc_dbcs
!= 0 && c
< 0x100) || c
< 0x80)
75 if (c
== NL
) /* NUL is stored as NL */
77 if (vim_isprintc_strict(c
) && (c
< ' '
83 transchar_nonprint(buf3
, c
);
84 sprintf(buf1
, " <%s>", (char *)buf3
);
90 sprintf(buf2
, " <M-%s>", transchar(c
& 0x7f));
94 vim_snprintf((char *)IObuff
, IOSIZE
,
95 _("<%s>%s%s %d, Hex %02x, Octal %03o"),
96 transchar(c
), buf1
, buf2
, c
, c
, c
);
106 /* Repeat for combining characters. */
107 while (has_mbyte
&& (c
>= 0x100 || (enc_utf8
&& c
>= 0x80)))
109 len
= (int)STRLEN(IObuff
);
110 /* This assumes every multi-byte char is printable... */
114 if (enc_utf8
&& utf_iscomposing(c
)
119 IObuff
[len
++] = ' '; /* draw composing char on top of a space */
120 len
+= (*mb_char2bytes
)(c
, IObuff
+ len
);
121 vim_snprintf((char *)IObuff
+ len
, IOSIZE
- len
,
122 c
< 0x10000 ? _("> %d, Hex %04x, Octal %o")
123 : _("> %d, Hex %08x, Octal %o"), c
, c
, c
);
136 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
138 * ":left", ":center" and ":right": align text.
151 #ifdef FEAT_RIGHTLEFT
154 /* switch left and right aligning */
155 if (eap
->cmdidx
== CMD_right
)
156 eap
->cmdidx
= CMD_left
;
157 else if (eap
->cmdidx
== CMD_left
)
158 eap
->cmdidx
= CMD_right
;
162 width
= atoi((char *)eap
->arg
);
163 save_curpos
= curwin
->w_cursor
;
164 if (eap
->cmdidx
== CMD_left
) /* width is used for new indent */
172 * if 'textwidth' set, use it
173 * else if 'wrapmargin' set, use it
174 * if invalid value, use 80
177 width
= curbuf
->b_p_tw
;
178 if (width
== 0 && curbuf
->b_p_wm
> 0)
179 width
= W_WIDTH(curwin
) - curbuf
->b_p_wm
;
184 if (u_save((linenr_T
)(eap
->line1
- 1), (linenr_T
)(eap
->line2
+ 1)) == FAIL
)
187 for (curwin
->w_cursor
.lnum
= eap
->line1
;
188 curwin
->w_cursor
.lnum
<= eap
->line2
; ++curwin
->w_cursor
.lnum
)
190 if (eap
->cmdidx
== CMD_left
) /* left align */
194 has_tab
= FALSE
; /* avoid uninit warnings */
195 len
= linelen(eap
->cmdidx
== CMD_right
? &has_tab
196 : NULL
) - get_indent();
198 if (len
<= 0) /* skip blank lines */
201 if (eap
->cmdidx
== CMD_center
)
202 new_indent
= (width
- len
) / 2;
205 new_indent
= width
- len
; /* right align */
208 * Make sure that embedded TABs don't make the text go too far
212 while (new_indent
> 0)
214 (void)set_indent(new_indent
, 0);
215 if (linelen(NULL
) <= width
)
218 * Now try to move the line as much as possible to
219 * the right. Stop when it moves too far.
222 (void)set_indent(++new_indent
, 0);
223 while (linelen(NULL
) <= width
);
233 (void)set_indent(new_indent
, 0); /* set indent */
235 changed_lines(eap
->line1
, 0, eap
->line2
+ 1, 0L);
236 curwin
->w_cursor
= save_curpos
;
237 beginline(BL_WHITE
| BL_FIX
);
241 * Get the length of the current line, excluding trailing white space.
253 /* find the first non-blank character */
254 line
= ml_get_curline();
255 first
= skipwhite(line
);
257 /* find the character after the last non-blank character */
258 for (last
= first
+ STRLEN(first
);
259 last
> first
&& vim_iswhite(last
[-1]); --last
)
263 len
= linetabsize(line
); /* get line length */
264 if (has_tab
!= NULL
) /* check for embedded TAB */
265 *has_tab
= (vim_strrchr(first
, TAB
) != NULL
);
271 /* Buffer for two lines used during sorting. They are allocated to
272 * contain the longest line being sorted. */
273 static char_u
*sortbuf1
;
274 static char_u
*sortbuf2
;
276 static int sort_ic
; /* ignore case */
277 static int sort_nr
; /* sort on number */
278 static int sort_rx
; /* sort on regex instead of skipping it */
280 static int sort_abort
; /* flag to indicate if sorting has been interrupted */
282 /* Struct to store info to be sorted. */
285 linenr_T lnum
; /* line number */
286 long start_col_nr
; /* starting column number or number */
287 long end_col_nr
; /* ending column number */
294 sort_compare
__ARGS((const void *s1
, const void *s2
));
304 sorti_T l1
= *(sorti_T
*)s1
;
305 sorti_T l2
= *(sorti_T
*)s2
;
308 /* If the user interrupts, there's no way to stop qsort() immediately, but
309 * if we return 0 every time, qsort will assume it's done sorting and
317 /* When sorting numbers "start_col_nr" is the number, not the column
320 result
= l1
.start_col_nr
- l2
.start_col_nr
;
323 /* We need to copy one line into "sortbuf1", because there is no
324 * guarantee that the first pointer becomes invalid when obtaining the
326 STRNCPY(sortbuf1
, ml_get(l1
.lnum
) + l1
.start_col_nr
,
327 l1
.end_col_nr
- l1
.start_col_nr
+ 1);
328 sortbuf1
[l1
.end_col_nr
- l1
.start_col_nr
] = 0;
329 STRNCPY(sortbuf2
, ml_get(l2
.lnum
) + l2
.start_col_nr
,
330 l2
.end_col_nr
- l2
.start_col_nr
+ 1);
331 sortbuf2
[l2
.end_col_nr
- l2
.start_col_nr
] = 0;
333 result
= sort_ic
? STRICMP(sortbuf1
, sortbuf2
)
334 : STRCMP(sortbuf1
, sortbuf2
);
337 /* If two lines have the same value, preserve the original line order. */
339 return (int)(l1
.lnum
- l2
.lnum
);
355 size_t count
= eap
->line2
- eap
->line1
+ 1;
360 char_u c
; /* temporary character storage */
365 int sort_oct
; /* sort on octal number */
366 int sort_hex
; /* sort on hex number */
368 if (u_save((linenr_T
)(eap
->line1
- 1), (linenr_T
)(eap
->line2
+ 1)) == FAIL
)
372 regmatch
.regprog
= NULL
;
373 nrs
= (sorti_T
*)lalloc((long_u
)(count
* sizeof(sorti_T
)), TRUE
);
377 sort_abort
= sort_ic
= sort_rx
= sort_nr
= sort_oct
= sort_hex
= 0;
379 for (p
= eap
->arg
; *p
!= NUL
; ++p
)
395 else if (*p
== '"') /* comment start */
397 else if (check_nextcmd(p
) != NULL
)
399 eap
->nextcmd
= check_nextcmd(p
);
402 else if (!ASCII_ISALPHA(*p
) && regmatch
.regprog
== NULL
)
404 s
= skip_regexp(p
+ 1, *p
, TRUE
, NULL
);
411 regmatch
.regprog
= vim_regcomp(p
+ 1, RE_MAGIC
);
412 if (regmatch
.regprog
== NULL
)
414 p
= s
; /* continue after the regexp */
415 regmatch
.rm_ic
= p_ic
;
419 EMSG2(_(e_invarg2
), p
);
424 /* Can only have one of 'n', 'o' and 'x'. */
425 if (sort_nr
+ sort_oct
+ sort_hex
> 2)
431 /* From here on "sort_nr" is used as a flag for any number sorting. */
432 sort_nr
+= sort_oct
+ sort_hex
;
435 * Make an array with all line numbers. This avoids having to copy all
436 * the lines into allocated memory.
437 * When sorting on strings "start_col_nr" is the offset in the line, for
438 * numbers sorting it's the number to sort on. This means the pattern
439 * matching and number conversion only has to be done once per line.
440 * Also get the longest line length for allocating "sortbuf".
442 for (lnum
= eap
->line1
; lnum
<= eap
->line2
; ++lnum
)
445 len
= (int)STRLEN(s
);
451 if (regmatch
.regprog
!= NULL
&& vim_regexec(®match
, s
, 0))
455 start_col
= (colnr_T
)(regmatch
.startp
[0] - s
);
456 end_col
= (colnr_T
)(regmatch
.endp
[0] - s
);
459 start_col
= (colnr_T
)(regmatch
.endp
[0] - s
);
462 if (regmatch
.regprog
!= NULL
)
467 /* Make sure vim_str2nr doesn't read any digits past the end
468 * of the match, by temporarily terminating the string there */
472 /* Sorting on number: Store the number itself. */
474 s
= skiptohex(s
+ start_col
);
476 s
= skiptodigit(s
+ start_col
);
477 vim_str2nr(s
, NULL
, NULL
, sort_oct
, sort_hex
,
478 &nrs
[lnum
- eap
->line1
].start_col_nr
, NULL
);
483 /* Store the column to sort at. */
484 nrs
[lnum
- eap
->line1
].start_col_nr
= start_col
;
485 nrs
[lnum
- eap
->line1
].end_col_nr
= end_col
;
488 nrs
[lnum
- eap
->line1
].lnum
= lnum
;
490 if (regmatch
.regprog
!= NULL
)
496 /* Allocate a buffer that can hold the longest line. */
497 sortbuf1
= alloc((unsigned)maxlen
+ 1);
498 if (sortbuf1
== NULL
)
500 sortbuf2
= alloc((unsigned)maxlen
+ 1);
501 if (sortbuf2
== NULL
)
504 /* Sort the array of line numbers. Note: can't be interrupted! */
505 qsort((void *)nrs
, count
, sizeof(sorti_T
), sort_compare
);
510 /* Insert the lines in the sorted order below the last one. */
512 for (i
= 0; i
< count
; ++i
)
514 s
= ml_get(nrs
[eap
->forceit
? count
- i
- 1 : i
].lnum
);
515 if (!unique
|| i
== 0
516 || (sort_ic
? STRICMP(s
, sortbuf1
) : STRCMP(s
, sortbuf1
)) != 0)
518 if (ml_append(lnum
++, s
, (colnr_T
)0, FALSE
) == FAIL
)
528 /* delete the original lines if appending worked */
530 for (i
= 0; i
< count
; ++i
)
531 ml_delete(eap
->line1
, FALSE
);
535 /* Adjust marks for deleted (or added) lines and prepare for displaying. */
536 deleted
= (long)(count
- (lnum
- eap
->line2
));
538 mark_adjust(eap
->line2
- deleted
, eap
->line2
, (long)MAXLNUM
, -deleted
);
539 else if (deleted
< 0)
540 mark_adjust(eap
->line2
, MAXLNUM
, -deleted
, 0L);
541 changed_lines(eap
->line1
, 0, eap
->line2
+ 1, -deleted
);
543 curwin
->w_cursor
.lnum
= eap
->line1
;
544 beginline(BL_WHITE
| BL_FIX
);
550 vim_free(regmatch
.regprog
);
569 long start_col
= 0; /* For start of white-space string */
570 long start_vcol
= 0; /* For start of white-space string */
574 char_u
*new_line
= (char_u
*)1; /* init to non-NULL */
575 int did_undo
; /* called u_save for current line */
578 linenr_T first_line
= 0; /* first changed line */
579 linenr_T last_line
= 0; /* last changed line */
581 save_list
= curwin
->w_p_list
;
582 curwin
->w_p_list
= 0; /* don't want list mode here */
584 new_ts
= getdigits(&(eap
->arg
));
591 new_ts
= curbuf
->b_p_ts
;
592 for (lnum
= eap
->line1
; !got_int
&& lnum
<= eap
->line2
; ++lnum
)
600 if (vim_iswhite(ptr
[col
]))
602 if (!got_tab
&& num_spaces
== 0)
604 /* First consecutive white-space */
615 if (got_tab
|| (eap
->forceit
&& num_spaces
> 1))
617 /* Retabulate this string of white-space */
619 /* len is virtual length of white string */
620 len
= num_spaces
= vcol
- start_vcol
;
624 temp
= new_ts
- (start_vcol
% new_ts
);
625 if (num_spaces
>= temp
)
630 num_tabs
+= num_spaces
/ new_ts
;
631 num_spaces
-= (num_spaces
/ new_ts
) * new_ts
;
633 if (curbuf
->b_p_et
|| got_tab
||
634 (num_spaces
+ num_tabs
< len
))
636 if (did_undo
== FALSE
)
639 if (u_save((linenr_T
)(lnum
- 1),
640 (linenr_T
)(lnum
+ 1)) == FAIL
)
642 new_line
= NULL
; /* flag out-of-memory */
647 /* len is actual number of white characters used */
648 len
= num_spaces
+ num_tabs
;
649 old_len
= (long)STRLEN(ptr
);
650 new_line
= lalloc(old_len
- col
+ start_col
+ len
+ 1,
652 if (new_line
== NULL
)
655 mch_memmove(new_line
, ptr
, (size_t)start_col
);
656 mch_memmove(new_line
+ start_col
+ len
,
657 ptr
+ col
, (size_t)(old_len
- col
+ 1));
658 ptr
= new_line
+ start_col
;
659 for (col
= 0; col
< len
; col
++)
660 ptr
[col
] = (col
< num_tabs
) ? '\t' : ' ';
661 ml_replace(lnum
, new_line
, FALSE
);
666 col
= start_col
+ len
;
674 vcol
+= chartabsize(ptr
+ col
, (colnr_T
)vcol
);
677 col
+= (*mb_ptr2len
)(ptr
+ col
);
682 if (new_line
== NULL
) /* out of memory */
689 if (curbuf
->b_p_ts
!= new_ts
)
690 redraw_curbuf_later(NOT_VALID
);
692 changed_lines(first_line
, 0, last_line
+ 1, 0L);
694 curwin
->w_p_list
= save_list
; /* restore 'list' */
696 curbuf
->b_p_ts
= new_ts
;
697 coladvance(curwin
->w_curswant
);
704 * :move command - move lines line1-line2 to line dest
706 * return FAIL for failure, OK otherwise
709 do_move(line1
, line2
, dest
)
716 linenr_T extra
; /* Num lines added before line1 */
717 linenr_T num_lines
; /* Num lines moved */
718 linenr_T last_line
; /* Last line in file after adding new text */
720 if (dest
>= line1
&& dest
< line2
)
722 EMSG(_("E134: Move lines into themselves"));
726 num_lines
= line2
- line1
+ 1;
729 * First we copy the old text to its new location -- webb
730 * Also copy the flag that ":global" command uses.
732 if (u_save(dest
, dest
+ 1) == FAIL
)
734 for (extra
= 0, l
= line1
; l
<= line2
; l
++)
736 str
= vim_strsave(ml_get(l
+ extra
));
739 ml_append(dest
+ l
- line1
, str
, (colnr_T
)0, FALSE
);
747 * Now we must be careful adjusting our marks so that we don't overlap our
748 * mark_adjust() calls.
750 * We adjust the marks within the old text so that they refer to the
751 * last lines of the file (temporarily), because we know no other marks
752 * will be set there since these line numbers did not exist until we added
755 * Then we adjust the marks on lines between the old and new text positions
756 * (either forwards or backwards).
758 * And Finally we adjust the marks we put at the end of the file back to
759 * their final destination at the new text position -- webb
761 last_line
= curbuf
->b_ml
.ml_line_count
;
762 mark_adjust(line1
, line2
, last_line
- line2
, 0L);
765 mark_adjust(line2
+ 1, dest
, -num_lines
, 0L);
766 curbuf
->b_op_start
.lnum
= dest
- num_lines
+ 1;
767 curbuf
->b_op_end
.lnum
= dest
;
771 mark_adjust(dest
+ 1, line1
- 1, num_lines
, 0L);
772 curbuf
->b_op_start
.lnum
= dest
+ 1;
773 curbuf
->b_op_end
.lnum
= dest
+ num_lines
;
775 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
776 mark_adjust(last_line
- num_lines
+ 1, last_line
,
777 -(last_line
- dest
- extra
), 0L);
780 * Now we delete the original text -- webb
782 if (u_save(line1
+ extra
- 1, line2
+ extra
+ 1) == FAIL
)
785 for (l
= line1
; l
<= line2
; l
++)
786 ml_delete(line1
+ extra
, TRUE
);
788 if (!global_busy
&& num_lines
> p_report
)
791 MSG(_("1 line moved"));
793 smsg((char_u
*)_("%ld lines moved"), num_lines
);
797 * Leave the cursor on the last of the moved lines.
800 curwin
->w_cursor
.lnum
= dest
;
802 curwin
->w_cursor
.lnum
= dest
+ (line2
- line1
) + 1;
805 changed_lines(line1
, 0, dest
+ num_lines
+ 1, 0L);
807 changed_lines(dest
+ 1, 0, line1
+ num_lines
, 0L);
816 ex_copy(line1
, line2
, n
)
824 count
= line2
- line1
+ 1;
825 curbuf
->b_op_start
.lnum
= n
+ 1;
826 curbuf
->b_op_end
.lnum
= n
+ count
;
827 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
830 * there are three situations:
831 * 1. destination is above line1
832 * 2. destination is between line1 and line2
833 * 3. destination is below line2
835 * n = destination (when starting)
836 * curwin->w_cursor.lnum = destination (while copying)
837 * line1 = start of source (while copying)
838 * line2 = end of source (while copying)
840 if (u_save(n
, n
+ 1) == FAIL
)
843 curwin
->w_cursor
.lnum
= n
;
844 while (line1
<= line2
)
846 /* need to use vim_strsave() because the line will be unlocked within
848 p
= vim_strsave(ml_get(line1
));
851 ml_append(curwin
->w_cursor
.lnum
, p
, (colnr_T
)0, FALSE
);
854 /* situation 2: skip already copied lines */
856 line1
= curwin
->w_cursor
.lnum
;
858 if (curwin
->w_cursor
.lnum
< line1
)
860 if (curwin
->w_cursor
.lnum
< line2
)
862 ++curwin
->w_cursor
.lnum
;
865 appended_lines_mark(n
, count
);
867 msgmore((long)count
);
870 static char_u
*prevcmd
= NULL
; /* the previous command */
872 #if defined(EXITFREE) || defined(PROTO)
881 * Handle the ":!cmd" command. Also for ":r !cmd" and ":w !cmd"
882 * Bangs in the argument are replaced with the previously entered command.
883 * Remember the argument.
885 * RISCOS: Bangs only replaced when followed by a space, since many
886 * pathnames contain one.
889 do_bang(addr_count
, eap
, forceit
, do_in
, do_out
)
895 char_u
*arg
= eap
->arg
; /* command */
896 linenr_T line1
= eap
->line1
; /* start of range */
897 linenr_T line2
= eap
->line2
; /* end of range */
898 char_u
*newcmd
= NULL
; /* the new command */
899 int free_newcmd
= FALSE
; /* need to free() newcmd */
905 int scroll_save
= msg_scroll
;
908 * Disallow shell commands for "rvim".
909 * Disallow shell commands from .exrc and .vimrc in current directory for
912 if (check_restricted() || check_secure())
915 if (addr_count
== 0) /* :! */
917 msg_scroll
= FALSE
; /* don't scroll here */
919 msg_scroll
= scroll_save
;
923 * Try to find an embedded bang, like in :!<cmd> ! [args]
924 * (:!! is indicated by the 'forceit' variable)
926 ins_prevcmd
= forceit
;
930 len
= (int)STRLEN(trailarg
) + 1;
932 len
+= (int)STRLEN(newcmd
);
941 len
+= (int)STRLEN(prevcmd
);
943 if ((t
= alloc(len
)) == NULL
)
959 * Scan the rest of the argument for '!', which is replaced by the
960 * previous command. "\!" is replaced by "!" (this is vi compatible).
967 && (p
[1] == ' ' || p
[1] == NUL
)
971 if (p
> newcmd
&& p
[-1] == '\\')
972 mch_memmove(p
- 1, p
, (size_t)(STRLEN(p
) + 1));
983 } while (trailarg
!= NULL
);
988 if (bangredo
) /* put cmd in redo buffer for ! command */
990 AppendToRedobuffLit(prevcmd
, -1);
991 AppendToRedobuff((char_u
*)"\n");
995 * Add quotes around the command, for shells that need them.
999 newcmd
= alloc((unsigned)(STRLEN(prevcmd
) + 2 * STRLEN(p_shq
) + 1));
1002 STRCPY(newcmd
, p_shq
);
1003 STRCAT(newcmd
, prevcmd
);
1004 STRCAT(newcmd
, p_shq
);
1007 if (addr_count
== 0) /* :! */
1009 /* echo the command */
1013 msg_outtrans(newcmd
);
1015 windgoto(msg_row
, msg_col
);
1017 do_shell(newcmd
, 0);
1021 /* Careful: This may recursively call do_bang() again! (because of
1023 do_filter(line1
, line2
, eap
, newcmd
, do_in
, do_out
);
1025 apply_autocmds(EVENT_SHELLFILTERPOST
, NULL
, NULL
, FALSE
, curbuf
);
1033 * do_filter: filter lines through a command given by the user
1035 * We mostly use temp files and the call_shell() routine here. This would
1036 * normally be done using pipes on a UNIX machine, but this is more portable
1037 * to non-unix machines. The call_shell() routine needs to be able
1038 * to deal with redirection somehow, and should handle things like looking
1039 * at the PATH env. variable, and adding reasonable extensions to the
1040 * command name given by the user. All reasonable versions of call_shell()
1042 * Alternatively, if on Unix and redirecting input or output, but not both,
1043 * and the 'shelltemp' option isn't set, use pipes.
1044 * We use input redirection if do_in is TRUE.
1045 * We use output redirection if do_out is TRUE.
1048 do_filter(line1
, line2
, eap
, cmd
, do_in
, do_out
)
1049 linenr_T line1
, line2
;
1050 exarg_T
*eap
; /* for forced 'ff' and 'fenc' */
1054 char_u
*itmp
= NULL
;
1055 char_u
*otmp
= NULL
;
1057 linenr_T read_linecount
;
1061 buf_T
*old_curbuf
= curbuf
;
1063 int shell_flags
= 0;
1065 if (*cmd
== NUL
) /* no filter command */
1070 * Check if external commands are allowed now.
1072 if (can_end_termcap_mode(TRUE
) == FALSE
)
1076 cursor_save
= curwin
->w_cursor
;
1077 linecount
= line2
- line1
+ 1;
1078 curwin
->w_cursor
.lnum
= line1
;
1079 curwin
->w_cursor
.col
= 0;
1080 changed_line_abv_curs();
1081 invalidate_botline();
1084 * When using temp files:
1085 * 1. * Form temp file names
1086 * 2. * Write the lines to a temp file
1087 * 3. Run the filter command on the temp file
1088 * 4. * Read the output of the command into the buffer
1089 * 5. * Delete the original lines to be filtered
1090 * 6. * Remove the temp files
1092 * When writing the input with a pipe or when catching the output with a
1093 * pipe only need to do 3.
1097 shell_flags
|= SHELL_DOOUT
;
1099 #if !defined(USE_SYSTEM) && defined(UNIX)
1100 if (!do_in
&& do_out
&& !p_stmp
)
1102 /* Use a pipe to fetch stdout of the command, do not use a temp file. */
1103 shell_flags
|= SHELL_READ
;
1104 curwin
->w_cursor
.lnum
= line2
;
1106 else if (do_in
&& !do_out
&& !p_stmp
)
1108 /* Use a pipe to write stdin of the command, do not use a temp file. */
1109 shell_flags
|= SHELL_WRITE
;
1110 curbuf
->b_op_start
.lnum
= line1
;
1111 curbuf
->b_op_end
.lnum
= line2
;
1113 else if (do_in
&& do_out
&& !p_stmp
)
1115 /* Use a pipe to write stdin and fetch stdout of the command, do not
1116 * use a temp file. */
1117 shell_flags
|= SHELL_READ
|SHELL_WRITE
;
1118 curbuf
->b_op_start
.lnum
= line1
;
1119 curbuf
->b_op_end
.lnum
= line2
;
1120 curwin
->w_cursor
.lnum
= line2
;
1124 if ((do_in
&& (itmp
= vim_tempname('i')) == NULL
)
1125 || (do_out
&& (otmp
= vim_tempname('o')) == NULL
))
1132 * The writing and reading of temp files will not be shown.
1133 * Vi also doesn't do this and the messages are not very informative.
1135 ++no_wait_return
; /* don't call wait_return() while busy */
1136 if (itmp
!= NULL
&& buf_write(curbuf
, itmp
, NULL
, line1
, line2
, eap
,
1137 FALSE
, FALSE
, FALSE
, TRUE
) == FAIL
)
1139 msg_putchar('\n'); /* keep message from buf_write() */
1141 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
1144 (void)EMSG2(_(e_notcreate
), itmp
); /* will call wait_return */
1148 if (curbuf
!= old_curbuf
)
1155 cmd_buf
= make_filter_cmd(cmd
, itmp
, otmp
);
1156 if (cmd_buf
== NULL
)
1159 windgoto((int)Rows
- 1, 0);
1163 * When not redirecting the output the command can write anything to the
1164 * screen. If 'shellredir' is equal to ">", screen may be messed up by
1165 * stderr output of external command. Clear the screen later.
1166 * If do_in is FALSE, this could be something like ":r !cat", which may
1167 * also mess up the screen, clear it later.
1169 if (!do_out
|| STRCMP(p_srr
, ">") == 0 || !do_in
)
1170 redraw_later_clear();
1174 if (u_save((linenr_T
)(line2
), (linenr_T
)(line2
+ 1)) == FAIL
)
1176 redraw_curbuf_later(VALID
);
1178 read_linecount
= curbuf
->b_ml
.ml_line_count
;
1181 * When call_shell() fails wait_return() is called to give the user a
1182 * chance to read the error messages. Otherwise errors are ignored, so you
1183 * can see the error messages from the command that appear on stdout; use
1184 * 'u' to fix the text
1185 * Switch to cooked mode when not redirecting stdin, avoids that something
1186 * like ":r !cat" hangs.
1187 * Pass on the SHELL_DOOUT flag when the output is being redirected.
1189 if (call_shell(cmd_buf
, SHELL_FILTER
| SHELL_COOKED
| shell_flags
))
1191 redraw_later_clear();
1196 did_check_timestamps
= FALSE
;
1197 need_check_timestamps
= TRUE
;
1199 /* When interrupting the shell command, it may still have produced some
1200 * useful output. Reset got_int here, so that readfile() won't cancel
1209 if (readfile(otmp
, NULL
, line2
, (linenr_T
)0, (linenr_T
)MAXLNUM
,
1210 eap
, READ_FILTER
) == FAIL
)
1212 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
1217 EMSG2(_(e_notread
), otmp
);
1222 if (curbuf
!= old_curbuf
)
1227 read_linecount
= curbuf
->b_ml
.ml_line_count
- read_linecount
;
1229 if (shell_flags
& SHELL_READ
)
1231 curbuf
->b_op_start
.lnum
= line2
+ 1;
1232 curbuf
->b_op_end
.lnum
= curwin
->w_cursor
.lnum
;
1233 appended_lines_mark(line2
, read_linecount
);
1238 if (cmdmod
.keepmarks
|| vim_strchr(p_cpo
, CPO_REMMARK
) == NULL
)
1240 if (read_linecount
>= linecount
)
1241 /* move all marks from old lines to new lines */
1242 mark_adjust(line1
, line2
, linecount
, 0L);
1245 /* move marks from old lines to new lines, delete marks
1246 * that are in deleted lines */
1247 mark_adjust(line1
, line1
+ read_linecount
- 1,
1249 mark_adjust(line1
+ read_linecount
, line2
, MAXLNUM
, 0L);
1254 * Put cursor on first filtered line for ":range!cmd".
1255 * Adjust '[ and '] (set by buf_write()).
1257 curwin
->w_cursor
.lnum
= line1
;
1258 del_lines(linecount
, TRUE
);
1259 curbuf
->b_op_start
.lnum
-= linecount
; /* adjust '[ */
1260 curbuf
->b_op_end
.lnum
-= linecount
; /* adjust '] */
1261 write_lnum_adjust(-linecount
); /* adjust last line
1264 foldUpdate(curwin
, curbuf
->b_op_start
.lnum
, curbuf
->b_op_end
.lnum
);
1270 * Put cursor on last new line for ":r !cmd".
1272 linecount
= curbuf
->b_op_end
.lnum
- curbuf
->b_op_start
.lnum
+ 1;
1273 curwin
->w_cursor
.lnum
= curbuf
->b_op_end
.lnum
;
1276 beginline(BL_WHITE
| BL_FIX
); /* cursor on first non-blank */
1279 if (linecount
> p_report
)
1283 vim_snprintf((char *)msg_buf
, sizeof(msg_buf
),
1284 _("%ld lines filtered"), (long)linecount
);
1285 if (msg(msg_buf
) && !msg_scroll
)
1286 /* save message to display it after redraw */
1287 set_keep_msg(msg_buf
, 0);
1290 msgmore((long)linecount
);
1296 /* put cursor back in same position for ":w !cmd" */
1297 curwin
->w_cursor
= cursor_save
;
1305 if (curbuf
!= old_curbuf
)
1308 EMSG(_("E135: *Filter* Autocommands must not change current buffer"));
1320 * Call a shell to execute a command.
1321 * When "cmd" is NULL start an interactive shell.
1324 do_shell(cmd
, flags
)
1326 int flags
; /* may be SHELL_DOOUT when output is redirected */
1329 #ifndef FEAT_GUI_MSWIN
1333 int winstart
= FALSE
;
1337 * Disallow shell commands for "rvim".
1338 * Disallow shell commands from .exrc and .vimrc in current directory for
1341 if (check_restricted() || check_secure())
1349 * Check if external commands are allowed now.
1351 if (can_end_termcap_mode(TRUE
) == FALSE
)
1355 * Check if ":!start" is used.
1358 winstart
= (STRNICMP(cmd
, "start ", 6) == 0);
1362 * For autocommands we want to get the output on the current screen, to
1363 * avoid having to type return below.
1365 msg_putchar('\r'); /* put cursor at start of line */
1378 msg_putchar('\n'); /* may shift screen one line up */
1380 /* warning message before calling the shell */
1386 for (buf
= firstbuf
; buf
; buf
= buf
->b_next
)
1387 if (bufIsChanged(buf
))
1389 #ifdef FEAT_GUI_MSWIN
1391 starttermcap(); /* don't want a message box here */
1393 MSG_PUTS(_("[No write since last change]\n"));
1394 #ifdef FEAT_GUI_MSWIN
1401 /* This windgoto is required for when the '\n' resulted in a "delete line
1402 * 1" command to the terminal. */
1403 if (!swapping_screen())
1404 windgoto(msg_row
, msg_col
);
1406 (void)call_shell(cmd
, SHELL_COOKED
| flags
);
1407 did_check_timestamps
= FALSE
;
1408 need_check_timestamps
= TRUE
;
1411 * put the message cursor at the end of the screen, avoids wait_return()
1412 * to overwrite the text that the external command showed
1414 if (!swapping_screen())
1423 if (msg_silent
== 0)
1424 redraw_later_clear();
1430 * For ":sh" there is no need to call wait_return(), just redraw.
1431 * Also for the Win32 GUI (the output is in a console window).
1432 * Otherwise there is probably text on the screen that the user wants
1433 * to read before redrawing, so call wait_return().
1435 #ifndef FEAT_GUI_MSWIN
1438 || (winstart
&& !need_wait_return
)
1442 if (msg_silent
== 0)
1443 redraw_later_clear();
1444 need_wait_return
= FALSE
;
1449 * If we switch screens when starttermcap() is called, we really
1450 * want to wait for "hit return to continue".
1452 save_nwr
= no_wait_return
;
1453 if (swapping_screen())
1454 no_wait_return
= FALSE
;
1456 wait_return(term_console
? -1 : msg_silent
== 0); /* see below */
1458 wait_return(msg_silent
== 0);
1460 no_wait_return
= save_nwr
;
1462 #endif /* FEAT_GUI_W32 */
1465 if (!winstart
) /* if winstart==TRUE, never stopped termcap! */
1467 starttermcap(); /* start termcap if not done by wait_return() */
1470 * In an Amiga window redrawing is caused by asking the window size.
1471 * If we got an interrupt this will not work. The chance that the
1472 * window size is wrong is very small, but we need to redraw the
1473 * screen. Don't do this if ':' hit in wait_return(). THIS IS UGLY
1474 * but it saves an extra redraw.
1477 if (skip_redraw
) /* ':' hit in wait_return() */
1479 if (msg_silent
== 0)
1480 redraw_later_clear();
1482 else if (term_console
)
1484 OUT_STR(IF_EB("\033[0 q", ESC_STR
"[0 q")); /* get window size */
1485 if (got_int
&& msg_silent
== 0)
1486 redraw_later_clear(); /* if got_int is TRUE, redraw needed */
1488 must_redraw
= 0; /* no extra redraw needed */
1493 /* display any error messages now */
1497 apply_autocmds(EVENT_SHELLCMDPOST
, NULL
, NULL
, FALSE
, curbuf
);
1502 * Create a shell command from a command string, input redirection file and
1503 * output redirection file.
1504 * Returns an allocated string with the shell command, or NULL for failure.
1507 make_filter_cmd(cmd
, itmp
, otmp
)
1508 char_u
*cmd
; /* command */
1509 char_u
*itmp
; /* NULL or name of input file */
1510 char_u
*otmp
; /* NULL or name of output file */
1515 len
= (long_u
)STRLEN(cmd
) + 3; /* "()" + NUL */
1517 len
+= (long_u
)STRLEN(itmp
) + 9; /* " { < " + " } " */
1519 len
+= (long_u
)STRLEN(otmp
) + (long_u
)STRLEN(p_srr
) + 2; /* " " */
1520 buf
= lalloc(len
, TRUE
);
1524 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2)
1526 * Put braces around the command (for concatenated commands) when
1527 * redirecting input and/or output.
1529 if (itmp
!= NULL
|| otmp
!= NULL
)
1530 sprintf((char *)buf
, "(%s)", (char *)cmd
);
1540 * for shells that don't understand braces around commands, at least allow
1541 * the use of commands in a pipe.
1549 * If there is a pipe, we have to put the '<' in front of it.
1550 * Don't do this when 'shellquote' is not empty, otherwise the
1551 * redirection would be inside the quotes.
1555 p
= vim_strchr(buf
, '|');
1560 STRCAT(buf
, " { < "); /* Use RISC OS notation for input. */
1564 STRCAT(buf
, " <"); /* " < " causes problems on Amiga */
1569 p
= vim_strchr(cmd
, '|');
1572 STRCAT(buf
, " "); /* insert a space before the '|' for DOS */
1579 append_redir(buf
, p_srr
, otmp
);
1585 * Append output redirection for file "fname" to the end of string buffer "buf"
1586 * Works with the 'shellredir' and 'shellpipe' options.
1587 * The caller should make sure that there is enough room:
1588 * STRLEN(opt) + STRLEN(fname) + 3
1591 append_redir(buf
, opt
, fname
)
1599 /* find "%s", skipping "%%" */
1600 for (p
= opt
; (p
= vim_strchr(p
, '%')) != NULL
; ++p
)
1605 *buf
= ' '; /* not really needed? Not with sh, ksh or bash */
1606 sprintf((char *)buf
+ 1, (char *)opt
, (char *)fname
);
1609 sprintf((char *)buf
,
1610 #ifdef FEAT_QUICKFIX
1612 opt
!= p_sp
? " %s%s" :
1617 " %s%s", /* " > %s" causes problems on Amiga */
1619 " %s %s", /* But is needed for 'shellpipe' and RISC OS */
1622 (char *)opt
, (char *)fname
);
1627 static int no_viminfo
__ARGS((void));
1628 static int viminfo_errcnt
;
1633 /* "vim -i NONE" does not read or write a viminfo file */
1634 return (use_viminfo
!= NULL
&& STRCMP(use_viminfo
, "NONE") == 0);
1638 * Report an error for reading a viminfo file.
1639 * Count the number of errors. When there are more than 10, return TRUE.
1642 viminfo_error(errnum
, message
, line
)
1647 vim_snprintf((char *)IObuff
, IOSIZE
, _("%sviminfo: %s in line: "),
1649 STRNCAT(IObuff
, line
, IOSIZE
- STRLEN(IObuff
));
1650 if (IObuff
[STRLEN(IObuff
) - 1] == '\n')
1651 IObuff
[STRLEN(IObuff
) - 1] = NUL
;
1653 if (++viminfo_errcnt
>= 10)
1655 EMSG(_("E136: viminfo: Too many errors, skipping rest of file"));
1662 * read_viminfo() -- Read the viminfo file. Registers etc. which are already
1663 * set are not over-written unless force is TRUE. -- webb
1666 read_viminfo(file
, want_info
, want_marks
, forceit
)
1678 fname
= viminfo_filename(file
); /* may set to default if NULL */
1681 fp
= mch_fopen((char *)fname
, READBIN
);
1686 smsg((char_u
*)_("Reading viminfo file \"%s\"%s%s%s"),
1688 want_info
? _(" info") : "",
1689 want_marks
? _(" marks") : "",
1690 fp
== NULL
? _(" FAILED") : "");
1699 do_viminfo(fp
, NULL
, want_info
, want_marks
, forceit
);
1707 * write_viminfo() -- Write the viminfo file. The old one is read in first so
1708 * that effectively a merge of current info and old info is done. This allows
1709 * multiple vims to run simultaneously, without losing any marks etc. If
1710 * forceit is TRUE, then the old file is not read in, and only internal info is
1711 * written to the file. -- webb
1714 write_viminfo(file
, forceit
)
1719 FILE *fp_in
= NULL
; /* input viminfo file, if any */
1720 FILE *fp_out
= NULL
; /* output viminfo file */
1721 char_u
*tempname
= NULL
; /* name of temp viminfo file */
1722 struct stat st_new
; /* mch_stat() of potential new file */
1724 #if defined(UNIX) || defined(VMS)
1728 int shortname
= FALSE
; /* use 8.3 file name */
1729 struct stat st_old
; /* mch_stat() of existing viminfo file */
1738 fname
= viminfo_filename(file
); /* may set to default if NULL */
1742 fp_in
= mch_fopen((char *)fname
, READBIN
);
1745 /* if it does exist, but we can't read it, don't try writing */
1746 if (mch_stat((char *)fname
, &st_new
) == 0)
1748 #if defined(UNIX) || defined(VMS)
1750 * For Unix we create the .viminfo non-accessible for others,
1751 * because it may contain text from non-accessible documents.
1753 umask_save
= umask(077);
1755 fp_out
= mch_fopen((char *)fname
, WRITEBIN
);
1756 #if defined(UNIX) || defined(VMS)
1757 (void)umask(umask_save
);
1763 * There is an existing viminfo file. Create a temporary file to
1764 * write the new viminfo into, in the same directory as the
1765 * existing viminfo file, which will be renamed later.
1769 * For Unix we check the owner of the file. It's not very nice to
1770 * overwrite a user's viminfo file after a "su root", with a
1771 * viminfo file that the user can't read.
1773 st_old
.st_dev
= st_old
.st_ino
= 0;
1774 st_old
.st_mode
= 0600;
1775 if (mch_stat((char *)fname
, &st_old
) == 0
1776 && getuid() != ROOT_UID
1777 && !(st_old
.st_uid
== getuid()
1778 ? (st_old
.st_mode
& 0200)
1779 : (st_old
.st_gid
== getgid()
1780 ? (st_old
.st_mode
& 0020)
1781 : (st_old
.st_mode
& 0002))))
1783 int tt
= msg_didany
;
1785 /* avoid a wait_return for this message, it's annoying */
1786 EMSG2(_("E137: Viminfo file is not writable: %s"), fname
);
1793 /* Get the file attributes of the existing viminfo file. */
1794 perm
= mch_getperm(fname
);
1799 * May try twice: Once normal and once with shortname set, just in
1800 * case somebody puts his viminfo file in an 8.3 filesystem.
1804 tempname
= buf_modname(
1811 # ifdef FEAT_GUI_W32
1829 if (tempname
== NULL
) /* out of memory */
1833 * Check if tempfile already exists. Never overwrite an
1836 if (mch_stat((char *)tempname
, &st_new
) == 0)
1840 * Check if tempfile is same as original file. May happen
1841 * when modname() gave the same file back. E.g. silly
1842 * link, or file name-length reached. Try again with
1845 if (!shortname
&& st_new
.st_dev
== st_old
.st_dev
1846 && st_new
.st_ino
== st_old
.st_ino
)
1855 * Try another name. Change one character, just before
1856 * the extension. This should also work for an 8.3
1857 * file name, when after adding the extension it still is
1858 * the same file as the original.
1860 wp
= tempname
+ STRLEN(tempname
) - 5;
1861 if (wp
< gettail(tempname
)) /* empty file name? */
1862 wp
= gettail(tempname
);
1863 for (*wp
= 'z'; mch_stat((char *)tempname
, &st_new
) == 0;
1867 * They all exist? Must be something wrong! Don't
1868 * write the viminfo file then.
1881 if (tempname
!= NULL
)
1884 /* fdopen() fails for some reason */
1885 umask_save
= umask(077);
1886 fp_out
= mch_fopen((char *)tempname
, WRITEBIN
);
1887 (void)umask(umask_save
);
1891 /* Use mch_open() to be able to use O_NOFOLLOW and set file
1893 * Unix: same as original file, but strip s-bit. Reset umask to
1894 * avoid it getting in the way.
1895 * Others: r&w for user only. */
1897 umask_save
= umask(0);
1898 fd
= mch_open((char *)tempname
,
1899 O_CREAT
|O_EXTRA
|O_EXCL
|O_WRONLY
|O_NOFOLLOW
,
1900 (int)((st_old
.st_mode
& 0777) | 0600));
1901 (void)umask(umask_save
);
1903 fd
= mch_open((char *)tempname
,
1904 O_CREAT
|O_EXTRA
|O_EXCL
|O_WRONLY
|O_NOFOLLOW
, 0600);
1909 fp_out
= fdopen(fd
, WRITEBIN
);
1913 * If we can't create in the same directory, try creating a
1914 * "normal" temp file.
1919 if ((tempname
= vim_tempname('o')) != NULL
)
1920 fp_out
= mch_fopen((char *)tempname
, WRITEBIN
);
1923 #if defined(UNIX) && defined(HAVE_FCHOWN)
1925 * Make sure the owner can read/write it. This only works for
1929 (void)fchown(fileno(fp_out
), st_old
.st_uid
, st_old
.st_gid
);
1935 * Check if the new viminfo file can be written to.
1939 EMSG2(_("E138: Can't write viminfo file %s!"),
1940 (fp_in
== NULL
|| tempname
== NULL
) ? fname
: tempname
);
1949 smsg((char_u
*)_("Writing viminfo file \"%s\""), fname
);
1954 do_viminfo(fp_in
, fp_out
, !forceit
, !forceit
, FALSE
);
1956 fclose(fp_out
); /* errors are ignored !? */
1962 * In case of an error keep the original viminfo file.
1963 * Otherwise rename the newly written file.
1965 if (viminfo_errcnt
|| vim_rename(tempname
, fname
) == -1)
1966 mch_remove(tempname
);
1969 /* If the viminfo file was hidden then also hide the new file. */
1970 if (perm
> 0 && (perm
& FILE_ATTRIBUTE_HIDDEN
))
1981 * Get the viminfo file name to use.
1982 * If "file" is given and not empty, use it (has already been expanded by
1983 * cmdline functions).
1984 * Otherwise use "-i file_name", value from 'viminfo' or the default, and
1985 * expand environment variables.
1986 * Returns an allocated string. NULL when out of memory.
1989 viminfo_filename(file
)
1992 if (file
== NULL
|| *file
== NUL
)
1994 if (use_viminfo
!= NULL
)
1996 else if ((file
= find_viminfo_parameter('n')) == NULL
|| *file
== NUL
)
1998 #ifdef VIMINFO_FILE2
1999 /* don't use $HOME when not defined (turned into "c:/"!). */
2001 if (mch_getenv((char_u
*)"SYS$LOGIN") == NULL
)
2003 if (mch_getenv((char_u
*)"HOME") == NULL
)
2006 /* don't use $VIM when not available. */
2007 expand_env((char_u
*)"$VIM", NameBuff
, MAXPATHL
);
2008 if (STRCMP("$VIM", NameBuff
) != 0) /* $VIM was expanded */
2009 file
= (char_u
*)VIMINFO_FILE2
;
2011 file
= (char_u
*)VIMINFO_FILE
;
2015 file
= (char_u
*)VIMINFO_FILE
;
2017 expand_env(file
, NameBuff
, MAXPATHL
);
2020 return vim_strsave(file
);
2024 * do_viminfo() -- Should only be called from read_viminfo() & write_viminfo().
2027 do_viminfo(fp_in
, fp_out
, want_info
, want_marks
, force_read
)
2038 if ((vir
.vir_line
= alloc(LSIZE
)) == NULL
)
2042 vir
.vir_conv
.vc_type
= CONV_NONE
;
2048 eof
= read_viminfo_up_to_marks(&vir
, force_read
, fp_out
!= NULL
);
2050 /* Skip info, find start of marks */
2051 while (!(eof
= viminfo_readline(&vir
))
2052 && vir
.vir_line
[0] != '>')
2057 /* Write the info: */
2058 fprintf(fp_out
, _("# This viminfo file was generated by Vim %s.\n"),
2059 VIM_VERSION_MEDIUM
);
2060 fprintf(fp_out
, _("# You may edit it if you're careful!\n\n"));
2062 fprintf(fp_out
, _("# Value of 'encoding' when this file was written\n"));
2063 fprintf(fp_out
, "*encoding=%s\n\n", p_enc
);
2065 write_viminfo_search_pattern(fp_out
);
2066 write_viminfo_sub_string(fp_out
);
2068 write_viminfo_history(fp_out
);
2070 write_viminfo_registers(fp_out
);
2072 write_viminfo_varlist(fp_out
);
2074 write_viminfo_filemarks(fp_out
);
2075 write_viminfo_bufferlist(fp_out
);
2076 count
= write_viminfo_marks(fp_out
);
2078 if (fp_in
!= NULL
&& want_marks
)
2079 copy_viminfo_marks(&vir
, fp_out
, count
, eof
);
2081 vim_free(vir
.vir_line
);
2083 if (vir
.vir_conv
.vc_type
!= CONV_NONE
)
2084 convert_setup(&vir
.vir_conv
, NULL
, NULL
);
2089 * read_viminfo_up_to_marks() -- Only called from do_viminfo(). Reads in the
2090 * first part of the viminfo file which contains everything but the marks that
2091 * are local to a file. Returns TRUE when end-of-file is reached. -- webb
2094 read_viminfo_up_to_marks(virp
, forceit
, writing
)
2103 prepare_viminfo_history(forceit
? 9999 : 0);
2105 eof
= viminfo_readline(virp
);
2106 while (!eof
&& virp
->vir_line
[0] != '>')
2108 switch (virp
->vir_line
[0])
2110 /* Characters reserved for future expansion, ignored now */
2111 case '+': /* "+40 /path/dir file", for running vim without args */
2112 case '|': /* to be defined */
2113 case '^': /* to be defined */
2114 case '<': /* long line - ignored */
2115 /* A comment or empty line. */
2120 eof
= viminfo_readline(virp
);
2122 case '*': /* "*encoding=value" */
2123 eof
= viminfo_encoding(virp
);
2125 case '!': /* global variable */
2127 eof
= read_viminfo_varlist(virp
, writing
);
2129 eof
= viminfo_readline(virp
);
2132 case '%': /* entry for buffer list */
2133 eof
= read_viminfo_bufferlist(virp
, writing
);
2136 eof
= read_viminfo_register(virp
, forceit
);
2138 case '/': /* Search string */
2139 case '&': /* Substitute search string */
2140 case '~': /* Last search string, followed by '/' or '&' */
2141 eof
= read_viminfo_search_pattern(virp
, forceit
);
2144 eof
= read_viminfo_sub_string(virp
, forceit
);
2151 eof
= read_viminfo_history(virp
);
2153 eof
= viminfo_readline(virp
);
2158 eof
= read_viminfo_filemark(virp
, forceit
);
2161 if (viminfo_error("E575: ", _("Illegal starting char"),
2165 eof
= viminfo_readline(virp
);
2171 /* Finish reading history items. */
2172 finish_viminfo_history();
2175 /* Change file names to buffer numbers for fmarks. */
2176 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
2177 fmarks_check_names(buf
);
2183 * Compare the 'encoding' value in the viminfo file with the current value of
2184 * 'encoding'. If different and the 'c' flag is in 'viminfo', setup for
2185 * conversion of text with iconv() in viminfo_readstring().
2188 viminfo_encoding(virp
)
2195 if (get_viminfo_parameter('c') != 0)
2197 p
= vim_strchr(virp
->vir_line
, '=');
2200 /* remove trailing newline */
2202 for (i
= 0; vim_isprintc(p
[i
]); ++i
)
2206 convert_setup(&virp
->vir_conv
, p
, p_enc
);
2210 return viminfo_readline(virp
);
2214 * Read a line from the viminfo file.
2215 * Returns TRUE for end-of-file;
2218 viminfo_readline(virp
)
2221 return vim_fgets(virp
->vir_line
, LSIZE
, virp
->vir_fd
);
2225 * check string read from viminfo file
2226 * remove '\n' at the end of the line
2227 * - replace CTRL-V CTRL-V with CTRL-V
2228 * - replace CTRL-V 'n' with '\n'
2230 * Check for a long line as written by viminfo_writestring().
2232 * Return the string in allocated memory (NULL when out of memory).
2236 viminfo_readstring(virp
, off
, convert
)
2238 int off
; /* offset for virp->vir_line */
2239 int convert
; /* convert the string */
2245 if (virp
->vir_line
[off
] == Ctrl_V
&& vim_isdigit(virp
->vir_line
[off
+ 1]))
2247 len
= atol((char *)virp
->vir_line
+ off
+ 1);
2248 retval
= lalloc(len
, TRUE
);
2251 /* Line too long? File messed up? Skip next line. */
2252 (void)vim_fgets(virp
->vir_line
, 10, virp
->vir_fd
);
2255 (void)vim_fgets(retval
, (int)len
, virp
->vir_fd
);
2256 s
= retval
+ 1; /* Skip the leading '<' */
2260 retval
= vim_strsave(virp
->vir_line
+ off
);
2266 /* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */
2268 while (*s
!= NUL
&& *s
!= '\n')
2270 if (s
[0] == Ctrl_V
&& s
[1] != NUL
)
2284 if (convert
&& virp
->vir_conv
.vc_type
!= CONV_NONE
&& *retval
!= NUL
)
2286 d
= string_convert(&virp
->vir_conv
, retval
, NULL
);
2299 * write string to viminfo file
2300 * - replace CTRL-V with CTRL-V CTRL-V
2301 * - replace '\n' with CTRL-V 'n'
2302 * - add a '\n' at the end
2305 * - write " CTRL-V <length> \n " in first line
2306 * - write " < <string> \n " in second line
2309 viminfo_writestring(fd
, p
)
2317 for (s
= p
; *s
!= NUL
; ++s
)
2319 if (*s
== Ctrl_V
|| *s
== '\n')
2324 /* If the string will be too long, write its length and put it in the next
2325 * line. Take into account that some room is needed for what comes before
2326 * the string (e.g., variable name). Add something to the length for the
2327 * '<', NL and trailing NUL. */
2328 if (len
> LSIZE
/ 2)
2329 fprintf(fd
, IF_EB("\026%d\n<", CTRL_V_STR
"%d\n<"), len
+ 3);
2331 while ((c
= *p
++) != NUL
)
2333 if (c
== Ctrl_V
|| c
== '\n')
2343 #endif /* FEAT_VIMINFO */
2346 * Implementation of ":fixdel", also used by get_stty().
2347 * <BS> resulting <Del>
2358 p
= find_termcode((char_u
*)"kb");
2359 add_termcode((char_u
*)"kD", p
!= NULL
2360 && *p
== DEL
? (char_u
*)CTRL_H_STR
: DEL_STR
, FALSE
);
2364 print_line_no_prefix(lnum
, use_number
, list
)
2371 if (curwin
->w_p_nu
|| use_number
)
2373 sprintf((char *)numbuf
, "%*ld ", number_width(curwin
), (long)lnum
);
2374 msg_puts_attr(numbuf
, hl_attr(HLF_N
)); /* Highlight line nrs */
2376 msg_prt_line(ml_get(lnum
), list
);
2380 * Print a text line. Also in silent mode ("ex -s").
2383 print_line(lnum
, use_number
, list
)
2388 int save_silent
= silent_mode
;
2391 silent_mode
= FALSE
;
2392 info_message
= TRUE
; /* use mch_msg(), not mch_errmsg() */
2393 print_line_no_prefix(lnum
, use_number
, list
);
2397 cursor_on(); /* msg_start() switches it off */
2399 silent_mode
= save_silent
;
2400 info_message
= FALSE
;
2405 * ":file[!] [fname]".
2411 char_u
*fname
, *sfname
, *xfname
;
2414 /* ":0file" removes the file name. Check for illegal uses ":3file",
2415 * "0file name", etc. */
2416 if (eap
->addr_count
> 0
2417 && (*eap
->arg
!= NUL
2419 || eap
->addr_count
> 1))
2425 if (*eap
->arg
!= NUL
|| eap
->addr_count
== 1)
2429 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, curbuf
);
2430 /* buffer changed, don't change name now */
2434 if (aborting()) /* autocmds may abort script processing */
2439 * The name of the current buffer will be changed.
2440 * A new (unlisted) buffer entry needs to be made to hold the old file
2441 * name, which will become the alternate file name.
2442 * But don't set the alternate file name if the buffer didn't have a
2445 fname
= curbuf
->b_ffname
;
2446 sfname
= curbuf
->b_sfname
;
2447 xfname
= curbuf
->b_fname
;
2448 curbuf
->b_ffname
= NULL
;
2449 curbuf
->b_sfname
= NULL
;
2450 if (setfname(curbuf
, eap
->arg
, NULL
, TRUE
) == FAIL
)
2452 curbuf
->b_ffname
= fname
;
2453 curbuf
->b_sfname
= sfname
;
2456 curbuf
->b_flags
|= BF_NOTEDITED
;
2457 if (xfname
!= NULL
&& *xfname
!= NUL
)
2459 buf
= buflist_new(fname
, xfname
, curwin
->w_cursor
.lnum
, 0);
2460 if (buf
!= NULL
&& !cmdmod
.keepalt
)
2461 curwin
->w_alt_fnum
= buf
->b_fnum
;
2466 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, curbuf
);
2468 /* Change directories when the 'acd' option is set. */
2471 /* print full file name if :cd used */
2472 fileinfo(FALSE
, FALSE
, eap
->forceit
);
2482 if (curbufIsChanged())
2483 (void)do_write(eap
);
2487 * ":write" and ":saveas".
2493 if (eap
->usefilter
) /* input lines to shell command */
2494 do_bang(1, eap
, FALSE
, TRUE
, FALSE
);
2496 (void)do_write(eap
);
2500 * write current buffer to file 'eap->arg'
2501 * if 'eap->append' is TRUE, append to the file
2503 * if *eap->arg == NUL write to current file
2505 * return FAIL for failure, OK otherwise
2512 char_u
*fname
= NULL
; /* init to shut up gcc */
2515 char_u
*free_fname
= NULL
;
2517 char_u
*browse_file
= NULL
;
2519 buf_T
*alt_buf
= NULL
;
2521 if (not_writing()) /* check 'write' option */
2528 browse_file
= do_browse(BROWSE_SAVE
, (char_u
*)_("Save As"), ffname
,
2529 NULL
, NULL
, NULL
, curbuf
);
2530 if (browse_file
== NULL
)
2532 ffname
= browse_file
;
2537 if (eap
->cmdidx
== CMD_saveas
)
2547 free_fname
= fix_fname(ffname
);
2549 * When out-of-memory, keep unexpanded file name, because we MUST be
2550 * able to write the file in this situation.
2552 if (free_fname
!= NULL
)
2553 ffname
= free_fname
;
2554 other
= otherfile(ffname
);
2558 * If we have a new file, put its name in the list of alternate file names.
2562 if (vim_strchr(p_cpo
, CPO_ALTWRITE
) != NULL
2563 || eap
->cmdidx
== CMD_saveas
)
2564 alt_buf
= setaltfname(ffname
, fname
, (linenr_T
)1);
2566 alt_buf
= buflist_findname(ffname
);
2567 if (alt_buf
!= NULL
&& alt_buf
->b_ml
.ml_mfp
!= NULL
)
2569 /* Overwriting a file that is loaded in another buffer is not a
2571 EMSG(_(e_bufloaded
));
2577 * Writing to the current file is not allowed in readonly mode
2578 * and a file name is required.
2579 * "nofile" and "nowrite" buffers cannot be written implicitly either.
2582 #ifdef FEAT_QUICKFIX
2583 bt_dontwrite_msg(curbuf
) ||
2585 check_fname() == FAIL
|| check_readonly(&eap
->forceit
, curbuf
)))
2590 ffname
= curbuf
->b_ffname
;
2591 fname
= curbuf
->b_fname
;
2593 * Not writing the whole file is only allowed with '!'.
2595 if ( (eap
->line1
!= 1
2596 || eap
->line2
!= curbuf
->b_ml
.ml_line_count
)
2601 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2602 if (p_confirm
|| cmdmod
.confirm
)
2604 if (vim_dialog_yesno(VIM_QUESTION
, NULL
,
2605 (char_u
*)_("Write partial file?"), 2) != VIM_YES
)
2607 eap
->forceit
= TRUE
;
2612 EMSG(_("E140: Use ! to write partial buffer"));
2618 if (check_overwrite(eap
, curbuf
, fname
, ffname
, other
) == OK
)
2620 if (eap
->cmdidx
== CMD_saveas
&& alt_buf
!= NULL
)
2623 buf_T
*was_curbuf
= curbuf
;
2625 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, curbuf
);
2626 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, alt_buf
);
2628 if (curbuf
!= was_curbuf
|| aborting())
2630 if (curbuf
!= was_curbuf
)
2633 /* buffer changed, don't change name now */
2638 /* Exchange the file names for the current and the alternate
2639 * buffer. This makes it look like we are now editing the buffer
2640 * under the new name. Must be done before buf_write(), because
2641 * if there is no file name and 'cpo' contains 'F', it will set
2643 fname
= alt_buf
->b_fname
;
2644 alt_buf
->b_fname
= curbuf
->b_fname
;
2645 curbuf
->b_fname
= fname
;
2646 fname
= alt_buf
->b_ffname
;
2647 alt_buf
->b_ffname
= curbuf
->b_ffname
;
2648 curbuf
->b_ffname
= fname
;
2649 fname
= alt_buf
->b_sfname
;
2650 alt_buf
->b_sfname
= curbuf
->b_sfname
;
2651 curbuf
->b_sfname
= fname
;
2652 buf_name_changed(curbuf
);
2654 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, curbuf
);
2655 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, alt_buf
);
2656 if (!alt_buf
->b_p_bl
)
2658 alt_buf
->b_p_bl
= TRUE
;
2659 apply_autocmds(EVENT_BUFADD
, NULL
, NULL
, FALSE
, alt_buf
);
2662 if (curbuf
!= was_curbuf
|| aborting())
2664 if (curbuf
!= was_curbuf
)
2667 /* buffer changed, don't write the file */
2672 /* If 'filetype' was empty try detecting it now. */
2673 if (*curbuf
->b_p_ft
== NUL
)
2675 if (au_has_group((char_u
*)"filetypedetect"))
2676 (void)do_doautocmd((char_u
*)"filetypedetect BufRead",
2683 retval
= buf_write(curbuf
, ffname
, fname
, eap
->line1
, eap
->line2
,
2684 eap
, eap
->append
, eap
->forceit
, TRUE
, FALSE
);
2686 /* After ":saveas fname" reset 'readonly'. */
2687 if (eap
->cmdidx
== CMD_saveas
)
2690 curbuf
->b_p_ro
= FALSE
;
2691 /* Change directories when the 'acd' option is set. */
2698 vim_free(browse_file
);
2700 vim_free(free_fname
);
2705 * Check if it is allowed to overwrite a file. If b_flags has BF_NOTEDITED,
2706 * BF_NEW or BF_READERR, check for overwriting current file.
2707 * May set eap->forceit if a dialog says it's OK to overwrite.
2708 * Return OK if it's OK, FAIL if it is not.
2712 check_overwrite(eap
, buf
, fname
, ffname
, other
)
2715 char_u
*fname
; /* file name to be used (can differ from
2717 char_u
*ffname
; /* full path version of fname */
2718 int other
; /* writing under other name */
2721 * write to other file or b_flags set or not writing the whole file:
2722 * overwriting only allowed with '!'
2725 || (buf
->b_flags
& BF_NOTEDITED
)
2726 || ((buf
->b_flags
& BF_NEW
)
2727 && vim_strchr(p_cpo
, CPO_OVERNEW
) == NULL
)
2728 || (buf
->b_flags
& BF_READERR
))
2730 && vim_fexists(ffname
))
2732 if (!eap
->forceit
&& !eap
->append
)
2735 /* with UNIX it is possible to open a directory */
2736 if (mch_isdir(ffname
))
2738 EMSG2(_(e_isadir2
), ffname
);
2742 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2743 if (p_confirm
|| cmdmod
.confirm
)
2745 char_u buff
[IOSIZE
];
2747 dialog_msg(buff
, _("Overwrite existing file \"%s\"?"), fname
);
2748 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2) != VIM_YES
)
2750 eap
->forceit
= TRUE
;
2760 /* For ":w! filename" check that no swap file exists for "filename". */
2761 if (other
&& !emsg_silent
)
2763 char_u dir
[MAXPATHL
];
2768 /* We only try the first entry in 'directory', without checking if
2769 * it's writable. If the "." directory is not writable the write
2770 * will probably fail anyway.
2771 * Use 'shortname' of the current buffer, since there is no buffer
2772 * for the written file. */
2778 copy_option_part(&p
, dir
, MAXPATHL
, ",");
2780 swapname
= makeswapname(fname
, ffname
, curbuf
, dir
);
2781 r
= vim_fexists(swapname
);
2784 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2785 if (p_confirm
|| cmdmod
.confirm
)
2787 char_u buff
[IOSIZE
];
2790 _("Swap file \"%s\" exists, overwrite anyway?"),
2792 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2)
2798 eap
->forceit
= TRUE
;
2803 EMSG2(_("E768: Swap file exists: %s (:silent! overrides)"),
2816 * Handle ":wnext", ":wNext" and ":wprevious" commands.
2824 if (eap
->cmd
[1] == 'n')
2825 i
= curwin
->w_arg_idx
+ (int)eap
->line2
;
2827 i
= curwin
->w_arg_idx
- (int)eap
->line2
;
2829 eap
->line2
= curbuf
->b_ml
.ml_line_count
;
2830 if (do_write(eap
) != FAIL
)
2835 * ":wall", ":wqall" and ":xall": Write all changed files (and exit).
2843 int save_forceit
= eap
->forceit
;
2845 if (eap
->cmdidx
== CMD_xall
|| eap
->cmdidx
== CMD_wqall
)
2848 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
2850 if (bufIsChanged(buf
))
2853 * Check if there is a reason the buffer cannot be written:
2854 * 1. if the 'write' option is set
2855 * 2. if there is no file name (even after browsing)
2856 * 3. if the 'readonly' is set (even after a dialog)
2857 * 4. if overwriting is allowed (even after a dialog)
2865 /* ":browse wall": ask for file name if there isn't one */
2866 if (buf
->b_ffname
== NULL
&& cmdmod
.browse
)
2867 browse_save_fname(buf
);
2869 if (buf
->b_ffname
== NULL
)
2871 EMSGN(_("E141: No file name for buffer %ld"), (long)buf
->b_fnum
);
2874 else if (check_readonly(&eap
->forceit
, buf
)
2875 || check_overwrite(eap
, buf
, buf
->b_fname
, buf
->b_ffname
,
2882 if (buf_write_all(buf
, eap
->forceit
) == FAIL
)
2885 /* an autocommand may have deleted the buffer */
2886 if (!buf_valid(buf
))
2890 eap
->forceit
= save_forceit
; /* check_overwrite() may set it */
2896 getout(0); /* exit Vim */
2902 * Check the 'write' option.
2903 * Return TRUE and give a message when it's not st.
2910 EMSG(_("E142: File not written: Writing is disabled by 'write' option"));
2915 * Check if a buffer is read-only. Ask for overruling in a dialog.
2916 * Return TRUE and give an error message when the buffer is readonly.
2919 check_readonly(forceit
, buf
)
2923 if (!*forceit
&& buf
->b_p_ro
)
2925 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2926 if ((p_confirm
|| cmdmod
.confirm
) && buf
->b_fname
!= NULL
)
2928 char_u buff
[IOSIZE
];
2930 dialog_msg(buff
, _("'readonly' option is set for \"%s\".\nDo you wish to write anyway?"),
2933 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2) == VIM_YES
)
2935 /* Set forceit, to force the writing of a readonly file */
2944 EMSG(_(e_readonly
));
2951 * Try to abandon current file and edit a new or existing file.
2952 * 'fnum' is the number of the file, if zero use ffname/sfname.
2954 * Return 1 for "normal" error, 2 for "not written" error, 0 for success
2955 * -1 for succesfully opening another file.
2956 * 'lnum' is the line number for the cursor in the new file (if non-zero).
2959 getfile(fnum
, ffname
, sfname
, setpm
, lnum
, forceit
)
2969 char_u
*free_me
= NULL
;
2974 if (curbuf_locked())
2980 /* make ffname full path, set sfname */
2981 fname_expand(curbuf
, &ffname
, &sfname
);
2982 other
= otherfile(ffname
);
2983 free_me
= ffname
; /* has been allocated, free() later */
2986 other
= (fnum
!= curbuf
->b_fnum
);
2989 ++no_wait_return
; /* don't wait for autowrite message */
2990 if (other
&& !forceit
&& curbuf
->b_nwindows
== 1 && !P_HID(curbuf
)
2991 && curbufIsChanged() && autowrite(curbuf
, forceit
) == FAIL
)
2993 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2994 if (p_confirm
&& p_write
)
2995 dialog_changed(curbuf
, FALSE
);
2996 if (curbufIsChanged())
3001 EMSG(_(e_nowrtmsg
));
3002 retval
= 2; /* file has been changed */
3013 curwin
->w_cursor
.lnum
= lnum
;
3014 check_cursor_lnum();
3015 beginline(BL_SOL
| BL_FIX
);
3016 retval
= 0; /* it's in the same file */
3018 else if (do_ecmd(fnum
, ffname
, sfname
, NULL
, lnum
,
3019 (P_HID(curbuf
) ? ECMD_HIDE
: 0) + (forceit
? ECMD_FORCEIT
: 0)) == OK
)
3020 retval
= -1; /* opened another file */
3022 retval
= 1; /* error encountered */
3030 * start editing a new file
3032 * fnum: file number; if zero use ffname/sfname
3033 * ffname: the file name
3034 * - full path if sfname used,
3035 * - any file name if sfname is NULL
3036 * - empty string to re-edit with the same file name (but may be
3037 * in a different directory)
3038 * - NULL to start an empty buffer
3039 * sfname: the short file name (or NULL)
3040 * eap: contains the command to be executed after loading the file and
3041 * forced 'ff' and 'fenc'
3042 * newlnum: if > 0: put cursor on this line number (if possible)
3043 * if ECMD_LASTL: use last position in loaded file
3044 * if ECMD_LAST: use last position in all files
3045 * if ECMD_ONE: use first line
3047 * ECMD_HIDE: if TRUE don't free the current buffer
3048 * ECMD_SET_HELP: set b_help flag of (new) buffer before opening file
3049 * ECMD_OLDBUF: use existing buffer if it exists
3050 * ECMD_FORCEIT: ! used for Ex command
3051 * ECMD_ADDBUF: don't edit, just add to buffer list
3053 * return FAIL for failure, OK otherwise
3056 do_ecmd(fnum
, ffname
, sfname
, eap
, newlnum
, flags
)
3060 exarg_T
*eap
; /* can be NULL! */
3064 int other_file
; /* TRUE if editing another file */
3065 int oldbuf
; /* TRUE if using existing buffer */
3067 int auto_buf
= FALSE
; /* TRUE if autocommands brought us
3068 into the buffer unexpectedly */
3069 char_u
*new_name
= NULL
;
3070 int did_set_swapcommand
= FALSE
;
3073 #if defined(FEAT_AUTOCMD) || defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
3074 buf_T
*old_curbuf
= curbuf
;
3076 char_u
*free_fname
= NULL
;
3078 char_u
*browse_file
= NULL
;
3083 linenr_T topline
= 0;
3087 #ifdef FEAT_SUN_WORKSHOP
3090 char_u
*command
= NULL
;
3092 int did_get_winopts
= FALSE
;
3096 command
= eap
->do_ecmd_cmd
;
3100 if (fnum
== curbuf
->b_fnum
) /* file is already being edited */
3101 return OK
; /* nothing to do */
3113 au_has_group((char_u
*)"FileExplorer"))
3115 /* No browsing supported but we do have the file explorer:
3116 * Edit the directory. */
3117 if (ffname
== NULL
|| !mch_isdir(ffname
))
3118 ffname
= (char_u
*)".";
3122 browse_file
= do_browse(0, (char_u
*)_("Edit File"), ffname
,
3123 NULL
, NULL
, NULL
, curbuf
);
3124 if (browse_file
== NULL
)
3126 ffname
= browse_file
;
3130 /* if no short name given, use ffname for short name */
3133 #ifdef USE_FNAME_CASE
3134 # ifdef USE_LONG_FNAME
3138 fname_case(sfname
, 0); /* set correct case for sfname */
3141 #ifdef FEAT_LISTCMDS
3142 if ((flags
& ECMD_ADDBUF
) && (ffname
== NULL
|| *ffname
== NUL
))
3148 /* there is no file name */
3149 else if (*ffname
== NUL
&& curbuf
->b_ffname
== NULL
)
3153 if (*ffname
== NUL
) /* re-edit with same file name */
3155 ffname
= curbuf
->b_ffname
;
3156 sfname
= curbuf
->b_fname
;
3158 free_fname
= fix_fname(ffname
); /* may expand to full path name */
3159 if (free_fname
!= NULL
)
3160 ffname
= free_fname
;
3161 other_file
= otherfile(ffname
);
3162 #ifdef FEAT_SUN_WORKSHOP
3163 if (usingSunWorkShop
&& p_acd
3164 && (cp
= vim_strrchr(sfname
, '/')) != NULL
)
3171 * if the file was changed we may not be allowed to abandon it
3172 * - if we are going to re-edit the same file
3173 * - or if we are the only window on this file and if ECMD_HIDE is FALSE
3175 if ( ((!other_file
&& !(flags
& ECMD_OLDBUF
))
3176 || (curbuf
->b_nwindows
== 1
3177 && !(flags
& (ECMD_HIDE
| ECMD_ADDBUF
))))
3178 && check_changed(curbuf
, p_awa
, !other_file
,
3179 (flags
& ECMD_FORCEIT
), FALSE
))
3181 if (fnum
== 0 && other_file
&& ffname
!= NULL
)
3182 (void)setaltfname(ffname
, sfname
, newlnum
< 0 ? 0 : newlnum
);
3188 * End Visual mode before switching to another buffer, so the text can be
3189 * copied into the GUI selection buffer.
3195 if ((command
!= NULL
|| newlnum
> (linenr_T
)0)
3196 && *get_vim_var_str(VV_SWAPCOMMAND
) == NUL
)
3201 /* Set v:swapcommand for the SwapExists autocommands. */
3202 if (command
!= NULL
)
3203 len
= (int)STRLEN(command
) + 3;
3206 p
= alloc((unsigned)len
);
3209 if (command
!= NULL
)
3210 vim_snprintf((char *)p
, len
, ":%s\r", command
);
3212 vim_snprintf((char *)p
, len
, "%ldG", (long)newlnum
);
3213 set_vim_var_string(VV_SWAPCOMMAND
, p
, -1);
3214 did_set_swapcommand
= TRUE
;
3221 * If we are starting to edit another file, open a (new) buffer.
3222 * Otherwise we re-use the current buffer.
3226 #ifdef FEAT_LISTCMDS
3227 if (!(flags
& ECMD_ADDBUF
))
3230 if (!cmdmod
.keepalt
)
3231 curwin
->w_alt_fnum
= curbuf
->b_fnum
;
3236 buf
= buflist_findnr(fnum
);
3239 #ifdef FEAT_LISTCMDS
3240 if (flags
& ECMD_ADDBUF
)
3242 linenr_T tlnum
= 1L;
3244 if (command
!= NULL
)
3246 tlnum
= atol((char *)command
);
3250 (void)buflist_new(ffname
, sfname
, tlnum
, BLN_LISTED
);
3254 buf
= buflist_new(ffname
, sfname
, 0L,
3255 BLN_CURBUF
| ((flags
& ECMD_SET_HELP
) ? 0 : BLN_LISTED
));
3259 if (buf
->b_ml
.ml_mfp
== NULL
) /* no memfile yet */
3262 buf
->b_nwindows
= 0;
3264 else /* existing memfile */
3267 (void)buf_check_timestamp(buf
, FALSE
);
3268 /* Check if autocommands made buffer invalid or changed the current
3272 || curbuf
!= old_curbuf
3277 if (aborting()) /* autocmds may abort script processing */
3282 /* May jump to last used line number for a loaded buffer or when asked
3284 if ((oldbuf
&& newlnum
== ECMD_LASTL
) || newlnum
== ECMD_LAST
)
3286 pos
= buflist_findfpos(buf
);
3287 newlnum
= pos
->lnum
;
3292 * Make the (new) buffer the one used by the current window.
3293 * If the old buffer becomes unused, free it if ECMD_HIDE is FALSE.
3294 * If the current buffer was empty and has no file name, curbuf
3295 * is returned by buflist_new().
3301 * Be careful: The autocommands may delete any buffer and change
3302 * the current buffer.
3303 * - If the buffer we are going to edit is deleted, give up.
3304 * - If the current buffer is deleted, prefer to load the new
3305 * buffer when loading a buffer is required. This avoids
3306 * loading another buffer which then must be closed again.
3307 * - If we ended up in the new buffer already, need to skip a few
3308 * things, set auto_buf.
3310 if (buf
->b_fname
!= NULL
)
3311 new_name
= vim_strsave(buf
->b_fname
);
3312 au_new_curbuf
= buf
;
3313 apply_autocmds(EVENT_BUFLEAVE
, NULL
, NULL
, FALSE
, curbuf
);
3314 if (!buf_valid(buf
)) /* new buffer has been deleted */
3316 delbuf_msg(new_name
); /* frees new_name */
3320 if (aborting()) /* autocmds may abort script processing */
3326 if (buf
== curbuf
) /* already in new buffer */
3330 if (curbuf
== old_curbuf
)
3332 buf_copy_options(buf
, BCO_ENTER
);
3334 /* close the link to the current buffer */
3336 close_buffer(curwin
, curbuf
,
3337 (flags
& ECMD_HIDE
) ? 0 : DOBUF_UNLOAD
);
3341 if (aborting()) /* autocmds may abort script processing */
3347 /* Be careful again, like above. */
3348 if (!buf_valid(buf
)) /* new buffer has been deleted */
3350 delbuf_msg(new_name
); /* frees new_name */
3353 if (buf
== curbuf
) /* already in new buffer */
3358 curwin
->w_buffer
= buf
;
3360 ++curbuf
->b_nwindows
;
3361 /* set 'fileformat' */
3362 if (*p_ffs
&& !oldbuf
)
3363 set_fileformat(default_fileformat(), OPT_LOCAL
);
3366 /* May get the window options from the last time this buffer
3367 * was in this window (or another window). If not used
3368 * before, reset the local window options to the global
3369 * values. Also restores old folding stuff. */
3372 did_get_winopts
= TRUE
;
3378 au_new_curbuf
= NULL
;
3382 ++curbuf
->b_nwindows
;
3384 curwin
->w_pcmark
.lnum
= 1;
3385 curwin
->w_pcmark
.col
= 0;
3387 else /* !other_file */
3390 #ifdef FEAT_LISTCMDS
3391 (flags
& ECMD_ADDBUF
) ||
3393 check_fname() == FAIL
)
3395 oldbuf
= (flags
& ECMD_OLDBUF
);
3398 if ((flags
& ECMD_SET_HELP
) || keep_help_flag
)
3402 curbuf
->b_help
= TRUE
;
3403 #ifdef FEAT_QUICKFIX
3404 set_string_option_direct((char_u
*)"buftype", -1,
3405 (char_u
*)"help", OPT_FREE
|OPT_LOCAL
, 0);
3409 * Always set these options after jumping to a help tag, because the
3410 * user may have an autocommand that gets in the way.
3411 * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and
3412 * latin1 word characters (for translated help files).
3413 * Only set it when needed, buf_init_chartab() is some work.
3417 (char_u
*)"65-255,^*,^|,^\"";
3419 (char_u
*)"!-~,^*,^|,^\",192-255";
3421 if (STRCMP(curbuf
->b_p_isk
, p
) != 0)
3423 set_string_option_direct((char_u
*)"isk", -1, p
,
3424 OPT_FREE
|OPT_LOCAL
, 0);
3425 check_buf_options(curbuf
);
3426 (void)buf_init_chartab(curbuf
, FALSE
);
3429 curbuf
->b_p_ts
= 8; /* 'tabstop' is 8 */
3430 curwin
->w_p_list
= FALSE
; /* no list mode */
3432 curbuf
->b_p_ma
= FALSE
; /* not modifiable */
3433 curbuf
->b_p_bin
= FALSE
; /* reset 'bin' before reading file */
3434 curwin
->w_p_nu
= 0; /* no line numbers */
3435 #ifdef FEAT_SCROLLBIND
3436 curwin
->w_p_scb
= FALSE
; /* no scroll binding */
3439 curwin
->w_p_arab
= FALSE
; /* no arabic mode */
3441 #ifdef FEAT_RIGHTLEFT
3442 curwin
->w_p_rl
= FALSE
; /* help window is left-to-right */
3445 curwin
->w_p_fen
= FALSE
; /* No folding in the help window */
3448 curwin
->w_p_diff
= FALSE
; /* No 'diff' */
3451 curwin
->w_p_spell
= FALSE
; /* No spell checking */
3457 set_buflisted(FALSE
);
3464 /* Don't make a buffer listed if it's a help buffer. Useful when
3465 * using CTRL-O to go back to a help file. */
3466 if (!curbuf
->b_help
)
3467 set_buflisted(TRUE
);
3471 /* If autocommands change buffers under our fingers, forget about
3472 * editing the file. */
3476 if (aborting()) /* autocmds may abort script processing */
3480 /* Since we are starting to edit a file, consider the filetype to be
3481 * unset. Helps for when an autocommand changes files and expects syntax
3482 * highlighting to work in the other file. */
3483 did_filetype
= FALSE
;
3488 * FALSE FALSE re-edit same file, buffer is re-used
3489 * FALSE TRUE re-edit same file, nothing changes
3490 * TRUE FALSE start editing new file, new buffer
3491 * TRUE TRUE start editing in existing buffer (nothing to do)
3493 if (!other_file
&& !oldbuf
) /* re-use the buffer */
3495 set_last_cursor(curwin
); /* may set b_last_cursor */
3496 if (newlnum
== ECMD_LAST
|| newlnum
== ECMD_LASTL
)
3498 newlnum
= curwin
->w_cursor
.lnum
;
3499 solcol
= curwin
->w_cursor
.col
;
3503 if (buf
->b_fname
!= NULL
)
3504 new_name
= vim_strsave(buf
->b_fname
);
3508 buf_freeall(curbuf
, FALSE
, FALSE
); /* free all things for buffer */
3510 /* If autocommands deleted the buffer we were going to re-edit, give
3511 * up and jump to the end. */
3512 if (!buf_valid(buf
))
3514 delbuf_msg(new_name
); /* frees new_name */
3519 /* If autocommands change buffers under our fingers, forget about
3520 * re-editing the file. Should do the buf_clear_file(), but perhaps
3521 * the autocommands changed the buffer... */
3525 if (aborting()) /* autocmds may abort script processing */
3529 buf_clear_file(curbuf
);
3530 curbuf
->b_op_start
.lnum
= 0; /* clear '[ and '] marks */
3531 curbuf
->b_op_end
.lnum
= 0;
3535 * If we get here we are sure to start editing
3537 /* don't redraw until the cursor is in the right line */
3538 ++RedrawingDisabled
;
3540 /* Assume success now */
3544 * Reset cursor position, could be used by autocommands.
3549 * Check if we are editing the w_arg_idx file in the argument list.
3551 check_arg_idx(curwin
);
3558 * Set cursor and init window before reading the file and executing
3559 * autocommands. This allows for the autocommands to position the
3565 /* It's like all lines in the buffer changed. Need to update
3566 * automatic folding. */
3567 foldUpdateAll(curwin
);
3570 /* Change directories when the 'acd' option is set. */
3574 * Careful: open_buffer() and apply_autocmds() may change the current
3575 * buffer and window.
3577 lnum
= curwin
->w_cursor
.lnum
;
3578 topline
= curwin
->w_topline
;
3579 if (!oldbuf
) /* need to read the file */
3581 #if defined(HAS_SWAP_EXISTS_ACTION)
3582 swap_exists_action
= SEA_DIALOG
;
3584 curbuf
->b_flags
|= BF_CHECK_RO
; /* set/reset 'ro' flag */
3587 * Open the buffer and read the file.
3589 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
3590 if (should_abort(open_buffer(FALSE
, eap
)))
3593 (void)open_buffer(FALSE
, eap
);
3596 #if defined(HAS_SWAP_EXISTS_ACTION)
3597 if (swap_exists_action
== SEA_QUIT
)
3599 handle_swap_exists(old_curbuf
);
3605 /* Read the modelines, but only to set window-local options. Any
3606 * buffer-local options have already been set and may have been
3607 * changed by the user. */
3608 do_modelines(OPT_WINONLY
);
3610 apply_autocmds_retval(EVENT_BUFENTER
, NULL
, NULL
, FALSE
, curbuf
,
3612 apply_autocmds_retval(EVENT_BUFWINENTER
, NULL
, NULL
, FALSE
, curbuf
,
3615 check_arg_idx(curwin
);
3619 * If autocommands change the cursor position or topline, we should
3622 if (curwin
->w_cursor
.lnum
!= lnum
)
3624 newlnum
= curwin
->w_cursor
.lnum
;
3625 newcol
= curwin
->w_cursor
.col
;
3627 if (curwin
->w_topline
== topline
)
3630 /* Even when cursor didn't move we need to recompute topline. */
3631 changed_line_abv_curs();
3639 /* Tell the diff stuff that this buffer is new and/or needs updating.
3640 * Also needed when re-editing the same buffer, because unloading will
3641 * have removed it as a diff buffer. */
3642 if (curwin
->w_p_diff
)
3644 diff_buf_add(curbuf
);
3645 diff_invalidate(curbuf
);
3650 /* If the window options were changed may need to set the spell language.
3651 * Can only do this after the buffer has been properly setup. */
3652 if (did_get_winopts
&& curwin
->w_p_spell
&& *buf
->b_p_spl
!= NUL
)
3653 did_set_spelllang(buf
);
3656 if (command
== NULL
)
3658 if (newcol
>= 0) /* position set by autocommands */
3660 curwin
->w_cursor
.lnum
= newlnum
;
3661 curwin
->w_cursor
.col
= newcol
;
3664 else if (newlnum
> 0) /* line number from caller or old position */
3666 curwin
->w_cursor
.lnum
= newlnum
;
3667 check_cursor_lnum();
3668 if (solcol
>= 0 && !p_sol
)
3670 /* 'sol' is off: Use last known column. */
3671 curwin
->w_cursor
.col
= solcol
;
3673 #ifdef FEAT_VIRTUALEDIT
3674 curwin
->w_cursor
.coladd
= 0;
3676 curwin
->w_set_curswant
= TRUE
;
3679 beginline(BL_SOL
| BL_FIX
);
3681 else /* no line number, go to last line in Ex mode */
3684 curwin
->w_cursor
.lnum
= curbuf
->b_ml
.ml_line_count
;
3685 beginline(BL_WHITE
| BL_FIX
);
3690 /* Check if cursors in other windows on the same buffer are still valid */
3695 * Did not read the file, need to show some info about the file.
3696 * Do this after setting the cursor.
3704 int msg_scroll_save
= msg_scroll
;
3706 /* Obey the 'O' flag in 'cpoptions': overwrite any previous file
3708 if (shortmess(SHM_OVERALL
) && !exiting
&& p_verbose
== 0)
3710 if (!msg_scroll
) /* wait a bit when overwriting an error msg */
3711 check_for_delay(FALSE
);
3713 msg_scroll
= msg_scroll_save
;
3714 msg_scrolled_ign
= TRUE
;
3716 fileinfo(FALSE
, TRUE
, FALSE
);
3718 msg_scrolled_ign
= FALSE
;
3721 if (command
!= NULL
)
3722 do_cmdline(command
, NULL
, NULL
, DOCMD_VERBOSE
);
3725 if (curbuf
->b_kmap_state
& KEYMAP_INIT
)
3729 --RedrawingDisabled
;
3733 if (topline
== 0 && command
== NULL
)
3734 p_so
= 999; /* force cursor halfway the window */
3736 #ifdef FEAT_SCROLLBIND
3737 curwin
->w_scbind_pos
= curwin
->w_topline
;
3740 redraw_curbuf_later(NOT_VALID
); /* redraw this buffer later */
3744 need_start_insertmode
= TRUE
;
3746 /* Change directories when the 'acd' option is set. */
3749 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG)
3750 if (gui
.in_use
&& curbuf
->b_ffname
!= NULL
)
3752 # ifdef FEAT_SUN_WORKSHOP
3753 if (usingSunWorkShop
)
3754 workshop_file_opened((char *)curbuf
->b_ffname
, curbuf
->b_p_ro
);
3756 # ifdef FEAT_NETBEANS_INTG
3757 if (usingNetbeans
& ((flags
& ECMD_SET_HELP
) != ECMD_SET_HELP
))
3758 netbeans_file_opened(curbuf
);
3765 if (did_set_swapcommand
)
3766 set_vim_var_string(VV_SWAPCOMMAND
, NULL
, -1);
3769 vim_free(browse_file
);
3771 vim_free(free_fname
);
3780 EMSG2(_("E143: Autocommands unexpectedly deleted new buffer %s"),
3781 name
== NULL
? (char_u
*)"" : name
);
3783 au_new_curbuf
= NULL
;
3787 static int append_indent
= 0; /* autoindent for first line */
3790 * ":insert" and ":append", also used by ":change"
3797 int did_undo
= FALSE
;
3798 linenr_T lnum
= eap
->line2
;
3802 int empty
= (curbuf
->b_ml
.ml_flags
& ML_EMPTY
);
3804 /* the ! flag toggles autoindent */
3806 curbuf
->b_p_ai
= !curbuf
->b_p_ai
;
3808 /* First autoindent comes from the line we start on */
3809 if (eap
->cmdidx
!= CMD_change
&& curbuf
->b_p_ai
&& lnum
> 0)
3810 append_indent
= get_indent_lnum(lnum
);
3812 if (eap
->cmdidx
!= CMD_append
)
3815 /* when the buffer is empty append to line 0 and delete the dummy line */
3816 if (empty
&& lnum
== 1)
3819 State
= INSERT
; /* behave like in Insert mode */
3820 if (curbuf
->b_p_iminsert
== B_IMODE_LMAP
)
3826 need_wait_return
= FALSE
;
3829 if (append_indent
>= 0)
3831 indent
= append_indent
;
3835 indent
= get_indent_lnum(lnum
);
3837 ex_keep_indent
= FALSE
;
3838 if (eap
->getline
== NULL
)
3840 /* No getline() function, use the lines that follow. This ends
3841 * when there is no more. */
3842 if (eap
->nextcmd
== NULL
|| *eap
->nextcmd
== NUL
)
3844 p
= vim_strchr(eap
->nextcmd
, NL
);
3846 p
= eap
->nextcmd
+ STRLEN(eap
->nextcmd
);
3847 theline
= vim_strnsave(eap
->nextcmd
, (int)(p
- eap
->nextcmd
));
3853 theline
= eap
->getline(
3855 eap
->cstack
->cs_looplevel
> 0 ? -1 :
3857 NUL
, eap
->cookie
, indent
);
3858 lines_left
= Rows
- 1;
3859 if (theline
== NULL
)
3862 /* Using ^ CTRL-D in getexmodeline() makes us repeat the indent. */
3864 append_indent
= indent
;
3866 /* Look for the "." after automatic indent. */
3868 for (p
= theline
; indent
> vcol
; ++p
)
3873 vcol
+= 8 - vcol
% 8;
3877 if ((p
[0] == '.' && p
[1] == NUL
)
3878 || (!did_undo
&& u_save(lnum
, lnum
+ 1 + (empty
? 1 : 0))
3885 /* don't use autoindent if nothing was typed. */
3890 ml_append(lnum
, theline
, (colnr_T
)0, FALSE
);
3891 appended_lines_mark(lnum
, 1L);
3898 ml_delete(2L, FALSE
);
3905 curbuf
->b_p_ai
= !curbuf
->b_p_ai
;
3907 /* "start" is set to eap->line2+1 unless that position is invalid (when
3908 * eap->line2 pointed to the end of the buffer and nothing was appended)
3909 * "end" is set to lnum when something has been appended, otherwise
3910 * it is the same than "start" -- Acevedo */
3911 curbuf
->b_op_start
.lnum
= (eap
->line2
< curbuf
->b_ml
.ml_line_count
) ?
3912 eap
->line2
+ 1 : curbuf
->b_ml
.ml_line_count
;
3913 if (eap
->cmdidx
!= CMD_append
)
3914 --curbuf
->b_op_start
.lnum
;
3915 curbuf
->b_op_end
.lnum
= (eap
->line2
< lnum
)
3916 ? lnum
: curbuf
->b_op_start
.lnum
;
3917 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
3918 curwin
->w_cursor
.lnum
= lnum
;
3919 check_cursor_lnum();
3920 beginline(BL_SOL
| BL_FIX
);
3922 need_wait_return
= FALSE
; /* don't use wait_return() now */
3923 ex_no_reprint
= TRUE
;
3935 if (eap
->line2
>= eap
->line1
3936 && u_save(eap
->line1
- 1, eap
->line2
+ 1) == FAIL
)
3939 /* the ! flag toggles autoindent */
3940 if (eap
->forceit
? !curbuf
->b_p_ai
: curbuf
->b_p_ai
)
3941 append_indent
= get_indent_lnum(eap
->line1
);
3943 for (lnum
= eap
->line2
; lnum
>= eap
->line1
; --lnum
)
3945 if (curbuf
->b_ml
.ml_flags
& ML_EMPTY
) /* nothing to delete */
3947 ml_delete(eap
->line1
, FALSE
);
3949 deleted_lines_mark(eap
->line1
, (long)(eap
->line2
- lnum
));
3951 /* ":append" on the line above the deleted lines. */
3952 eap
->line2
= eap
->line1
;
3964 linenr_T start
, end
, curs
, i
;
3966 linenr_T lnum
= eap
->line2
;
3968 /* Vi compatible: ":z!" uses display height, without a count uses
3971 bigness
= curwin
->w_height
;
3972 else if (firstwin
== lastwin
)
3973 bigness
= curwin
->w_p_scr
* 2;
3975 bigness
= curwin
->w_height
- 3;
3981 if (*kind
== '-' || *kind
== '+' || *kind
== '='
3982 || *kind
== '^' || *kind
== '.')
3984 while (*x
== '-' || *x
== '+')
3989 if (!VIM_ISDIGIT(*x
))
3991 EMSG(_("E144: non-numeric argument to :z"));
3996 bigness
= atoi((char *)x
);
4003 /* the number of '-' and '+' multiplies the distance */
4004 if (*kind
== '-' || *kind
== '+')
4005 for (x
= kind
+ 1; *x
== *kind
; ++x
)
4011 start
= lnum
- bigness
* (linenr_T
)(x
- kind
);
4012 end
= start
+ bigness
;
4017 start
= lnum
- (bigness
+ 1) / 2 + 1;
4018 end
= lnum
+ (bigness
+ 1) / 2 - 1;
4024 start
= lnum
- bigness
* 2;
4025 end
= lnum
- bigness
;
4026 curs
= lnum
- bigness
;
4030 start
= lnum
- (bigness
+ 1) / 2 + 1;
4031 end
= lnum
+ (bigness
+ 1) / 2 - 1;
4038 start
+= bigness
* (linenr_T
)(x
- kind
- 1) + 1;
4039 else if (eap
->addr_count
== 0)
4041 end
= start
+ bigness
- 1;
4049 if (end
> curbuf
->b_ml
.ml_line_count
)
4050 end
= curbuf
->b_ml
.ml_line_count
;
4052 if (curs
> curbuf
->b_ml
.ml_line_count
)
4053 curs
= curbuf
->b_ml
.ml_line_count
;
4055 for (i
= start
; i
<= end
; i
++)
4057 if (minus
&& i
== lnum
)
4061 for (j
= 1; j
< Columns
; j
++)
4065 print_line(i
, eap
->flags
& EXFLAG_NR
, eap
->flags
& EXFLAG_LIST
);
4067 if (minus
&& i
== lnum
)
4071 for (j
= 1; j
< Columns
; j
++)
4076 curwin
->w_cursor
.lnum
= curs
;
4077 ex_no_reprint
= TRUE
;
4081 * Check if the restricted flag is set.
4082 * If so, give an error message and return TRUE.
4083 * Otherwise, return FALSE.
4090 EMSG(_("E145: Shell commands not allowed in rvim"));
4097 * Check if the secure flag is set (.exrc or .vimrc in current directory).
4098 * If so, give an error message and return TRUE.
4099 * Otherwise, return FALSE.
4112 * In the sandbox more things are not allowed, including the things
4113 * disallowed in secure mode.
4124 static char_u
*old_sub
= NULL
; /* previous substitute pattern */
4125 static int global_need_beginline
; /* call beginline() after ":g" */
4129 * Perform a substitution from line eap->line1 to line eap->line2 using the
4130 * command pointed to by eap->arg which should be of the form:
4132 * /pattern/substitution/{flags}
4134 * The usual escapes are supported as described in the regexp docs.
4142 regmmatch_T regmatch
;
4143 static int do_all
= FALSE
; /* do multiple substitutions per line */
4144 static int do_ask
= FALSE
; /* ask for confirmation */
4145 static int do_count
= FALSE
; /* count only */
4146 static int do_error
= TRUE
; /* if false, ignore errors */
4147 static int do_print
= FALSE
; /* print last line with subs. */
4148 static int do_list
= FALSE
; /* list last line with subs. */
4149 static int do_number
= FALSE
; /* list last line with line nr*/
4150 static int do_ic
= 0; /* ignore case flag */
4151 char_u
*pat
= NULL
, *sub
= NULL
; /* init for GCC */
4154 int got_quit
= FALSE
;
4155 int got_match
= FALSE
;
4160 linenr_T first_line
= 0; /* first changed line */
4161 linenr_T last_line
= 0; /* below last changed line AFTER the
4163 linenr_T old_line_count
= curbuf
->b_ml
.ml_line_count
;
4165 long nmatch
; /* number of lines in match */
4166 linenr_T sub_firstlnum
; /* nr of first sub line */
4167 char_u
*sub_firstline
; /* allocated copy of first sub line */
4168 int endcolumn
= FALSE
; /* cursor in last column when done */
4169 pos_T old_cursor
= curwin
->w_cursor
;
4178 #ifdef FEAT_FKMAP /* reverse the flow of the Farsi characters */
4179 if (p_altkeymap
&& curwin
->w_p_rl
)
4183 if (eap
->cmdidx
== CMD_tilde
)
4184 which_pat
= RE_LAST
; /* use last used regexp */
4186 which_pat
= RE_SUBST
; /* use last substitute regexp */
4188 /* new pattern and substitution */
4189 if (eap
->cmd
[0] == 's' && *cmd
!= NUL
&& !vim_iswhite(*cmd
)
4190 && vim_strchr((char_u
*)"0123456789cegriIp|\"", *cmd
) == NULL
)
4192 /* don't accept alphanumeric for separator */
4195 EMSG(_("E146: Regular expressions can't be delimited by letters"));
4199 * undocumented vi feature:
4200 * "\/sub/" and "\?sub?" use last used search pattern (almost like
4201 * //sub/r). "\&sub&" use last substitute pattern (like //sub/).
4206 if (vim_strchr((char_u
*)"/?&", *cmd
) == NULL
)
4208 EMSG(_(e_backslash
));
4212 which_pat
= RE_SEARCH
; /* use last '/' pattern */
4213 pat
= (char_u
*)""; /* empty search pattern */
4214 delimiter
= *cmd
++; /* remember delimiter character */
4216 else /* find the end of the regexp */
4218 which_pat
= RE_LAST
; /* use last used regexp */
4219 delimiter
= *cmd
++; /* remember delimiter character */
4220 pat
= cmd
; /* remember start of search pat */
4221 cmd
= skip_regexp(cmd
, delimiter
, p_magic
, &eap
->arg
);
4222 if (cmd
[0] == delimiter
) /* end delimiter found */
4223 *cmd
++ = NUL
; /* replace it with a NUL */
4227 * Small incompatibility: vi sees '\n' as end of the command, but in
4228 * Vim we want to use '\n' to find/substitute a NUL.
4230 sub
= cmd
; /* remember the start of the substitution */
4234 if (cmd
[0] == delimiter
) /* end delimiter found */
4236 *cmd
++ = NUL
; /* replace it with a NUL */
4239 if (cmd
[0] == '\\' && cmd
[1] != 0) /* skip escaped characters */
4246 /* In POSIX vi ":s/pat/%/" uses the previous subst. string. */
4247 if (STRCMP(sub
, "%") == 0
4248 && vim_strchr(p_cpo
, CPO_SUBPERCENT
) != NULL
)
4250 if (old_sub
== NULL
) /* there is no previous command */
4252 EMSG(_(e_nopresub
));
4260 old_sub
= vim_strsave(sub
);
4264 else if (!eap
->skip
) /* use previous pattern and substitution */
4266 if (old_sub
== NULL
) /* there is no previous command */
4268 EMSG(_(e_nopresub
));
4271 pat
= NULL
; /* search_regcomp() will use previous pattern */
4274 /* Vi compatibility quirk: repeating with ":s" keeps the cursor in the
4275 * last column after using "$". */
4276 endcolumn
= (curwin
->w_curswant
== MAXCOL
);
4280 * Find trailing options. When '&' is used, keep old options.
4288 if (p_gd
) /* default is global on */
4302 * Note that 'g' and 'c' are always inverted, also when p_ed is off.
4303 * 'r' is never inverted.
4307 else if (*cmd
== 'c')
4309 else if (*cmd
== 'n')
4311 else if (*cmd
== 'e')
4312 do_error
= !do_error
;
4313 else if (*cmd
== 'r') /* use last used regexp */
4314 which_pat
= RE_LAST
;
4315 else if (*cmd
== 'p')
4317 else if (*cmd
== '#')
4322 else if (*cmd
== 'l')
4327 else if (*cmd
== 'i') /* ignore case */
4329 else if (*cmd
== 'I') /* don't ignore case */
4339 * check for a trailing count
4341 cmd
= skipwhite(cmd
);
4342 if (VIM_ISDIGIT(*cmd
))
4344 i
= getdigits(&cmd
);
4345 if (i
<= 0 && !eap
->skip
&& do_error
)
4347 EMSG(_(e_zerocount
));
4350 eap
->line1
= eap
->line2
;
4351 eap
->line2
+= i
- 1;
4352 if (eap
->line2
> curbuf
->b_ml
.ml_line_count
)
4353 eap
->line2
= curbuf
->b_ml
.ml_line_count
;
4357 * check for trailing command or garbage
4359 cmd
= skipwhite(cmd
);
4360 if (*cmd
&& *cmd
!= '"') /* if not end-of-line or comment */
4362 eap
->nextcmd
= check_nextcmd(cmd
);
4363 if (eap
->nextcmd
== NULL
)
4365 EMSG(_(e_trailing
));
4370 if (eap
->skip
) /* not executing commands, only parsing */
4373 if (!do_count
&& !curbuf
->b_p_ma
)
4375 /* Substitution is not allowed in non-'modifiable' buffer */
4376 EMSG(_(e_modifiable
));
4380 if (search_regcomp(pat
, RE_SUBST
, which_pat
, SEARCH_HIS
, ®match
) == FAIL
)
4387 /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */
4389 regmatch
.rmm_ic
= TRUE
;
4390 else if (do_ic
== 'I')
4391 regmatch
.rmm_ic
= FALSE
;
4393 sub_firstline
= NULL
;
4396 * ~ in the substitute pattern is replaced with the old pattern.
4397 * We do it here once to avoid it to be replaced over and over again.
4398 * But don't do it when it starts with "\=", then it's an expression.
4400 if (!(sub
[0] == '\\' && sub
[1] == '='))
4401 sub
= regtilde(sub
, p_magic
);
4404 * Check for a match on each line.
4407 for (lnum
= eap
->line1
; lnum
<= line2
&& !(got_quit
4408 #if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD)
4413 sub_firstlnum
= lnum
;
4414 nmatch
= vim_regexec_multi(®match
, curwin
, curbuf
, lnum
, (colnr_T
)0);
4419 colnr_T prev_matchcol
= MAXCOL
;
4420 char_u
*new_end
, *new_start
= NULL
;
4421 unsigned new_start_len
= 0;
4423 int did_sub
= FALSE
;
4425 unsigned len
, needed_len
;
4426 long nmatch_tl
= 0; /* nr of lines matched below lnum */
4427 int do_again
; /* do it again after joining lines */
4428 int skip_match
= FALSE
;
4431 * The new text is build up step by step, to avoid too much
4432 * copying. There are these pieces:
4433 * sub_firstline The old text, unmodifed.
4434 * copycol Column in the old text where we started
4435 * looking for a match; from here old text still
4436 * needs to be copied to the new text.
4437 * matchcol Column number of the old text where to look
4438 * for the next match. It's just after the
4439 * previous match or one further.
4440 * prev_matchcol Column just after the previous match (if any).
4441 * Mostly equal to matchcol, except for the first
4442 * match and after skipping an empty match.
4443 * regmatch.*pos Where the pattern matched in the old text.
4444 * new_start The new text, all that has been produced so
4446 * new_end The new text, where to append new text.
4448 * lnum The line number where we were looking for the
4449 * first match in the old line.
4450 * sub_firstlnum The line number in the buffer where to look
4451 * for a match. Can be different from "lnum"
4452 * when the pattern or substitute string contains
4455 * Special situations:
4456 * - When the substitute string contains a line break, the part up
4457 * to the line break is inserted in the text, but the copy of
4458 * the original line is kept. "sub_firstlnum" is adjusted for
4459 * the inserted lines.
4460 * - When the matched pattern contains a line break, the old line
4461 * is taken from the line at the end of the pattern. The lines
4462 * in the match are deleted later, "sub_firstlnum" is adjusted
4465 * The new text is built up in new_start[]. It has some extra
4466 * room to avoid using alloc()/free() too often. new_start_len is
4467 * the lenght of the allocated memory at new_start.
4469 * Make a copy of the old line, so it won't be taken away when
4470 * updating the screen or handling a multi-line match. The "old_"
4471 * pointers point into this copy.
4473 sub_firstline
= vim_strsave(ml_get(sub_firstlnum
));
4474 if (sub_firstline
== NULL
)
4476 vim_free(new_start
);
4482 /* At first match, remember current cursor position. */
4490 * Loop until nothing more to replace in this line.
4491 * 1. Handle match with empty string.
4492 * 2. If do_ask is set, ask for confirmation.
4493 * 3. substitute the string.
4494 * 4. if do_all is set, find next match
4495 * 5. break if there isn't another match in this line
4499 /* Save the line number of the last change for the final
4500 * cursor position (just like Vi). */
4501 curwin
->w_cursor
.lnum
= lnum
;
4505 * 1. Match empty string does not count, except for first
4506 * match. This reproduces the strange vi behaviour.
4507 * This also catches endless loops.
4509 if (matchcol
== prev_matchcol
4510 && regmatch
.endpos
[0].lnum
== 0
4511 && matchcol
== regmatch
.endpos
[0].col
)
4513 if (sub_firstline
[matchcol
] == NUL
)
4514 /* We already were at the end of the line. Don't look
4515 * for a match in this line again. */
4518 ++matchcol
; /* search for a match at next column */
4522 /* Normally we continue searching for a match just after the
4523 * previous match. */
4524 matchcol
= regmatch
.endpos
[0].col
;
4525 prev_matchcol
= matchcol
;
4528 * 2. If do_count is set only increase the counter.
4529 * If do_ask is set, ask for confirmation.
4533 /* For a multi-line match, put matchcol at the NUL at
4534 * the end of the line and set nmatch to one, so that
4535 * we continue looking for a match on the next line.
4536 * Avoids that ":s/\nB\@=//gc" get stuck. */
4539 matchcol
= (colnr_T
)STRLEN(sub_firstline
);
4549 /* change State to CONFIRM, so that the mouse works
4554 setmouse(); /* disable mouse in xterm */
4556 curwin
->w_cursor
.col
= regmatch
.startpos
[0].col
;
4558 /* When 'cpoptions' contains "u" don't sync undo when
4559 * asking for confirmation. */
4560 if (vim_strchr(p_cpo
, CPO_UNDO
) != NULL
)
4564 * Loop until 'y', 'n', 'q', CTRL-E or CTRL-Y typed.
4573 print_line_no_prefix(lnum
, FALSE
, FALSE
);
4575 getvcol(curwin
, &curwin
->w_cursor
, &sc
, NULL
, NULL
);
4576 curwin
->w_cursor
.col
= regmatch
.endpos
[0].col
- 1;
4577 getvcol(curwin
, &curwin
->w_cursor
, NULL
, NULL
, &ec
);
4579 for (i
= 0; i
< (long)sc
; ++i
)
4581 for ( ; i
<= (long)ec
; ++i
)
4584 resp
= getexmodeline('?', NULL
, 0);
4594 int save_p_fen
= curwin
->w_p_fen
;
4596 curwin
->w_p_fen
= FALSE
;
4598 /* Invert the matched string.
4599 * Remove the inversion afterwards. */
4600 temp
= RedrawingDisabled
;
4601 RedrawingDisabled
= 0;
4603 search_match_lines
= regmatch
.endpos
[0].lnum
;
4604 search_match_endcol
= regmatch
.endpos
[0].col
;
4605 highlight_match
= TRUE
;
4609 update_screen(SOME_VALID
);
4610 highlight_match
= FALSE
;
4611 redraw_later(SOME_VALID
);
4614 curwin
->w_p_fen
= save_p_fen
;
4616 if (msg_row
== Rows
- 1)
4617 msg_didout
= FALSE
; /* avoid a scroll-up */
4620 msg_scroll
= 0; /* truncate msg when
4623 /* write message same highlighting as for
4625 smsg_attr(hl_attr(HLF_R
),
4626 (char_u
*)_("replace with %s (y/n/a/q/l/^E/^Y)?"), sub
);
4627 msg_no_more
= FALSE
;
4630 windgoto(msg_row
, msg_col
);
4631 RedrawingDisabled
= temp
;
4633 #ifdef USE_ON_FLY_SCROLL
4634 dont_scroll
= FALSE
; /* allow scrolling here */
4636 ++no_mapping
; /* don't map this key */
4637 ++allow_keys
; /* allow special keys */
4642 /* clear the question */
4643 msg_didout
= FALSE
; /* don't scroll up */
4648 need_wait_return
= FALSE
; /* no hit-return prompt */
4649 if (i
== 'q' || i
== ESC
|| i
== Ctrl_C
4664 /* last: replace and then stop */
4674 #ifdef FEAT_INS_EXPAND
4677 else if (i
== Ctrl_Y
)
4685 if (vim_strchr(p_cpo
, CPO_UNDO
) != NULL
)
4690 /* For a multi-line match, put matchcol at the NUL at
4691 * the end of the line and set nmatch to one, so that
4692 * we continue looking for a match on the next line.
4693 * Avoids that ":%s/\nB\@=//gc" and ":%s/\n/,\r/gc"
4694 * get stuck when pressing 'n'. */
4697 matchcol
= (colnr_T
)STRLEN(sub_firstline
);
4706 /* Move the cursor to the start of the match, so that we can
4707 * use "\=col("."). */
4708 curwin
->w_cursor
.col
= regmatch
.startpos
[0].col
;
4711 * 3. substitute the string.
4713 /* get length of substitution part */
4714 sublen
= vim_regsub_multi(®match
, sub_firstlnum
,
4715 sub
, sub_firstline
, FALSE
, p_magic
, TRUE
);
4717 /* When the match included the "$" of the last line it may
4718 * go beyond the last line of the buffer. */
4719 if (nmatch
> curbuf
->b_ml
.ml_line_count
- sub_firstlnum
+ 1)
4721 nmatch
= curbuf
->b_ml
.ml_line_count
- sub_firstlnum
+ 1;
4726 * - result so far in new_start (not for first sub in line)
4727 * - original text up to match
4728 * - length of substituted part
4729 * - original text after match
4735 p1
= ml_get(sub_firstlnum
+ nmatch
- 1);
4736 nmatch_tl
+= nmatch
- 1;
4738 i
= regmatch
.startpos
[0].col
- copycol
;
4739 needed_len
= i
+ ((unsigned)STRLEN(p1
) - regmatch
.endpos
[0].col
)
4741 if (new_start
== NULL
)
4744 * Get some space for a temporary buffer to do the
4745 * substitution into (and some extra space to avoid
4746 * too many calls to alloc()/free()).
4748 new_start_len
= needed_len
+ 50;
4749 if ((new_start
= alloc_check(new_start_len
)) == NULL
)
4752 new_end
= new_start
;
4757 * Check if the temporary buffer is long enough to do the
4758 * substitution into. If not, make it larger (with a bit
4759 * extra to avoid too many calls to alloc()/free()).
4761 len
= (unsigned)STRLEN(new_start
);
4763 if (needed_len
> new_start_len
)
4765 new_start_len
= needed_len
+ 50;
4766 if ((p1
= alloc_check(new_start_len
)) == NULL
)
4768 vim_free(new_start
);
4771 mch_memmove(p1
, new_start
, (size_t)(len
+ 1));
4772 vim_free(new_start
);
4775 new_end
= new_start
+ len
;
4779 * copy the text up to the part that matched
4781 mch_memmove(new_end
, sub_firstline
+ copycol
, (size_t)i
);
4784 (void)vim_regsub_multi(®match
, sub_firstlnum
,
4785 sub
, new_end
, TRUE
, p_magic
, TRUE
);
4789 /* Move the cursor to the start of the line, to avoid that it
4790 * is beyond the end of the line after the substitution. */
4791 curwin
->w_cursor
.col
= 0;
4793 /* For a multi-line match, make a copy of the last matched
4794 * line and continue in that one. */
4797 sub_firstlnum
+= nmatch
- 1;
4798 vim_free(sub_firstline
);
4799 sub_firstline
= vim_strsave(ml_get(sub_firstlnum
));
4800 /* When going beyond the last line, stop substituting. */
4801 if (sub_firstlnum
<= line2
)
4807 /* Remember next character to be copied. */
4808 copycol
= regmatch
.endpos
[0].col
;
4812 /* Already hit end of the buffer, sub_firstlnum is one
4813 * less than what it ought to be. */
4814 vim_free(sub_firstline
);
4815 sub_firstline
= vim_strsave((char_u
*)"");
4820 * Now the trick is to replace CTRL-M chars with a real line
4821 * break. This would make it impossible to insert a CTRL-M in
4822 * the text. The line break can be avoided by preceding the
4823 * CTRL-M with a backslash. To be able to insert a backslash,
4824 * they must be doubled in the string and are halved here.
4825 * That is Vi compatible.
4827 for (p1
= new_end
; *p1
; ++p1
)
4829 if (p1
[0] == '\\' && p1
[1] != NUL
) /* remove backslash */
4830 mch_memmove(p1
, p1
+ 1, STRLEN(p1
));
4831 else if (*p1
== CAR
)
4833 if (u_inssub(lnum
) == OK
) /* prepare for undo */
4835 *p1
= NUL
; /* truncate up to the CR */
4836 ml_append(lnum
- 1, new_start
,
4837 (colnr_T
)(p1
- new_start
+ 1), FALSE
);
4838 mark_adjust(lnum
+ 1, (linenr_T
)MAXLNUM
, 1L, 0L);
4840 appended_lines(lnum
- 1, 1L);
4843 if (first_line
== 0)
4845 last_line
= lnum
+ 1;
4847 /* All line numbers increase. */
4851 /* move the cursor to the new line, like Vi */
4852 ++curwin
->w_cursor
.lnum
;
4853 STRCPY(new_start
, p1
+ 1); /* copy the rest */
4859 p1
+= (*mb_ptr2len
)(p1
) - 1;
4864 * 4. If do_all is set, find next match.
4865 * Prevent endless loop with patterns that match empty
4866 * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g.
4867 * But ":s/\n/#/" is OK.
4870 /* We already know that we did the last subst when we are at
4871 * the end of the line, except that a pattern like
4872 * "bar\|\nfoo" may match at the NUL. */
4873 lastone
= (skip_match
4876 || !(do_all
|| do_again
)
4877 || (sub_firstline
[matchcol
] == NUL
&& nmatch
<= 1
4878 && !re_multiline(regmatch
.regprog
)));
4882 * Replace the line in the buffer when needed. This is
4883 * skipped when there are more matches.
4884 * The check for nmatch_tl is needed for when multi-line
4885 * matching must replace the lines before trying to do another
4886 * match, otherwise "\@<=" won't work.
4887 * When asking the user we like to show the already replaced
4888 * text, but don't do it when "\<@=" or "\<@!" is used, it
4889 * changes what matches.
4892 || (do_ask
&& !re_lookbehind(regmatch
.regprog
))
4894 || (nmatch
= vim_regexec_multi(®match
, curwin
,
4895 curbuf
, sub_firstlnum
, matchcol
)) == 0)
4897 if (new_start
!= NULL
)
4900 * Copy the rest of the line, that didn't match.
4901 * "matchcol" has to be adjusted, we use the end of
4902 * the line as reference, because the substitute may
4903 * have changed the number of characters. Same for
4906 STRCAT(new_start
, sub_firstline
+ copycol
);
4907 matchcol
= (colnr_T
)STRLEN(sub_firstline
) - matchcol
;
4908 prev_matchcol
= (colnr_T
)STRLEN(sub_firstline
)
4911 if (u_savesub(lnum
) != OK
)
4913 ml_replace(lnum
, new_start
, TRUE
);
4918 * Matched lines have now been substituted and are
4919 * useless, delete them. The part after the match
4920 * has been appended to new_start, we don't need
4924 if (u_savedel(lnum
, nmatch_tl
) != OK
)
4926 for (i
= 0; i
< nmatch_tl
; ++i
)
4927 ml_delete(lnum
, (int)FALSE
);
4928 mark_adjust(lnum
, lnum
+ nmatch_tl
- 1,
4929 (long)MAXLNUM
, -nmatch_tl
);
4931 deleted_lines(lnum
, nmatch_tl
);
4933 line2
-= nmatch_tl
; /* nr of lines decreases */
4937 /* When asking, undo is saved each time, must also set
4938 * changed flag each time. */
4940 changed_bytes(lnum
, 0);
4943 if (first_line
== 0)
4945 last_line
= lnum
+ 1;
4948 sub_firstlnum
= lnum
;
4949 vim_free(sub_firstline
); /* free the temp buffer */
4950 sub_firstline
= new_start
;
4952 matchcol
= (colnr_T
)STRLEN(sub_firstline
) - matchcol
;
4953 prev_matchcol
= (colnr_T
)STRLEN(sub_firstline
)
4957 if (nmatch
== -1 && !lastone
)
4958 nmatch
= vim_regexec_multi(®match
, curwin
, curbuf
,
4959 sub_firstlnum
, matchcol
);
4962 * 5. break if there isn't another match in this line
4973 vim_free(sub_firstline
); /* free the copy of the original line */
4974 sub_firstline
= NULL
;
4980 if (first_line
!= 0)
4982 /* Need to subtract the number of added lines from "last_line" to get
4983 * the line number before the change (same as adding the number of
4984 * deleted lines). */
4985 i
= curbuf
->b_ml
.ml_line_count
- old_line_count
;
4986 changed_lines(first_line
, 0, last_line
- i
, i
);
4990 vim_free(sub_firstline
); /* may have to free allocated copy of the line */
4992 /* ":s/pat//n" doesn't move the cursor */
4994 curwin
->w_cursor
= old_cursor
;
4998 /* Set the '[ and '] marks. */
4999 curbuf
->b_op_start
.lnum
= eap
->line1
;
5000 curbuf
->b_op_end
.lnum
= line2
;
5001 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
5006 coladvance((colnr_T
)MAXCOL
);
5008 beginline(BL_WHITE
| BL_FIX
);
5009 if (!do_sub_msg(do_count
) && do_ask
)
5013 global_need_beginline
= TRUE
;
5015 print_line(curwin
->w_cursor
.lnum
, do_number
, do_list
);
5017 else if (!global_busy
)
5019 if (got_int
) /* interrupted */
5021 else if (got_match
) /* did find something but nothing substituted */
5023 else if (do_error
) /* nothing found */
5024 EMSG2(_(e_patnotf2
), get_search_pat());
5027 vim_free(regmatch
.regprog
);
5031 * Give message for number of substitutions.
5032 * Can also be used after a ":global" command.
5033 * Return TRUE if a message was given.
5036 do_sub_msg(count_only
)
5037 int count_only
; /* used 'n' flag for ":s" */
5042 * Only report substitutions when:
5043 * - more than 'report' substitutions
5044 * - command was typed by user, or number of changed lines > 'report'
5045 * - giving messages is not disabled by 'lazyredraw'
5047 if (((sub_nsubs
> p_report
&& (KeyTyped
|| sub_nlines
> 1 || p_report
< 1))
5053 STRCPY(msg_buf
, _("(Interrupted) "));
5054 len
= (int)STRLEN(msg_buf
);
5057 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5058 "%s", count_only
? _("1 match") : _("1 substitution"));
5060 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5061 count_only
? _("%ld matches") : _("%ld substitutions"),
5063 len
= (int)STRLEN(msg_buf
);
5064 if (sub_nlines
== 1)
5065 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5066 "%s", _(" on 1 line"));
5068 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5069 _(" on %ld lines"), (long)sub_nlines
);
5071 /* save message to display it after redraw */
5072 set_keep_msg(msg_buf
, 0);
5084 * Execute a global command of the form:
5086 * g/pattern/X : execute X on all lines where pattern matches
5087 * v/pattern/X : execute X on all lines where pattern does not match
5089 * where 'X' is an EX command
5091 * The command character (as well as the trailing slash) is optional, and
5092 * is assumed to be 'p' if missing.
5094 * This is implemented in two passes: first we scan the file for the pattern and
5095 * set a mark for each line that (not) matches. secondly we execute the command
5096 * for each line that has a mark. This is required because after deleting
5097 * lines we do not know where to search for the next match.
5103 linenr_T lnum
; /* line number according to old situation */
5105 int type
; /* first char of cmd: 'v' or 'g' */
5106 char_u
*cmd
; /* command argument */
5108 char_u delim
; /* delimiter, normally '/' */
5110 regmmatch_T regmatch
;
5116 EMSG(_("E147: Cannot do :global recursive")); /* will increment global_busy */
5120 if (eap
->forceit
) /* ":global!" is like ":vglobal" */
5125 which_pat
= RE_LAST
; /* default: use last used regexp */
5130 * undocumented vi feature:
5131 * "\/" and "\?": use previous search pattern.
5132 * "\&": use previous substitute pattern.
5137 if (vim_strchr((char_u
*)"/?&", *cmd
) == NULL
)
5139 EMSG(_(e_backslash
));
5143 which_pat
= RE_SUBST
; /* use previous substitute pattern */
5145 which_pat
= RE_SEARCH
; /* use previous search pattern */
5149 else if (*cmd
== NUL
)
5151 EMSG(_("E148: Regular expression missing from global"));
5156 delim
= *cmd
; /* get the delimiter */
5158 ++cmd
; /* skip delimiter if there is one */
5159 pat
= cmd
; /* remember start of pattern */
5160 cmd
= skip_regexp(cmd
, delim
, p_magic
, &eap
->arg
);
5161 if (cmd
[0] == delim
) /* end delimiter found */
5162 *cmd
++ = NUL
; /* replace it with a NUL */
5165 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */
5166 if (p_altkeymap
&& curwin
->w_p_rl
)
5170 if (search_regcomp(pat
, RE_BOTH
, which_pat
, SEARCH_HIS
, ®match
) == FAIL
)
5177 * pass 1: set marks for each (not) matching line
5179 for (lnum
= eap
->line1
; lnum
<= eap
->line2
&& !got_int
; ++lnum
)
5181 /* a match on this line? */
5182 match
= vim_regexec_multi(®match
, curwin
, curbuf
, lnum
, (colnr_T
)0);
5183 if ((type
== 'g' && match
) || (type
== 'v' && !match
))
5192 * pass 2: execute the command for each line that has been marked
5196 else if (ndone
== 0)
5199 smsg((char_u
*)_("Pattern found in every line: %s"), pat
);
5201 smsg((char_u
*)_(e_patnotf2
), pat
);
5206 ml_clearmarked(); /* clear rest of the marks */
5207 vim_free(regmatch
.regprog
);
5211 * Execute "cmd" on lines marked with ml_setmarked().
5217 linenr_T old_lcount
; /* b_ml.ml_line_count before the command */
5218 linenr_T lnum
; /* line number according to old situation */
5221 * Set current position only once for a global command.
5222 * If global_busy is set, setpcmark() will not do anything.
5223 * If there is an error, global_busy will be incremented.
5227 /* When the command writes a message, don't overwrite the command. */
5230 global_need_beginline
= FALSE
;
5232 old_lcount
= curbuf
->b_ml
.ml_line_count
;
5233 while (!got_int
&& (lnum
= ml_firstmarked()) != 0 && global_busy
== 1)
5235 curwin
->w_cursor
.lnum
= lnum
;
5236 curwin
->w_cursor
.col
= 0;
5237 if (*cmd
== NUL
|| *cmd
== '\n')
5238 do_cmdline((char_u
*)"p", NULL
, NULL
, DOCMD_NOWAIT
);
5240 do_cmdline(cmd
, NULL
, NULL
, DOCMD_NOWAIT
);
5245 if (global_need_beginline
)
5246 beginline(BL_WHITE
| BL_FIX
);
5248 check_cursor(); /* cursor may be beyond the end of the line */
5250 /* the cursor may not have moved in the text but a change in a previous
5251 * line may move it on the screen */
5252 changed_line_abv_curs();
5254 /* If it looks like no message was written, allow overwriting the
5255 * command with the report for number of changes. */
5256 if (msg_col
== 0 && msg_scrolled
== 0)
5259 /* If substitutes done, report number of substitutes, otherwise report
5260 * number of extra or deleted lines. */
5261 if (!do_sub_msg(FALSE
))
5262 msgmore(curbuf
->b_ml
.ml_line_count
- old_lcount
);
5267 read_viminfo_sub_string(virp
, force
)
5271 if (old_sub
!= NULL
&& force
)
5273 if (force
|| old_sub
== NULL
)
5274 old_sub
= viminfo_readstring(virp
, 1, TRUE
);
5275 return viminfo_readline(virp
);
5279 write_viminfo_sub_string(fp
)
5282 if (get_viminfo_parameter('/') != 0 && old_sub
!= NULL
)
5284 fprintf(fp
, _("\n# Last Substitute String:\n$"));
5285 viminfo_writestring(fp
, old_sub
);
5288 #endif /* FEAT_VIMINFO */
5290 #if defined(EXITFREE) || defined(PROTO)
5298 #if (defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)) || defined(PROTO)
5300 * Set up for a tagpreview.
5301 * Return TRUE when it was created.
5304 prepare_tagpreview(undo_sync
)
5305 int undo_sync
; /* sync undo when leaving the window */
5310 need_mouse_correct
= TRUE
;
5314 * If there is already a preview window open, use that one.
5316 if (!curwin
->w_p_pvw
)
5318 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
5322 win_enter(wp
, undo_sync
);
5326 * There is no preview window open yet. Create one.
5328 if (win_split(g_do_tagpreview
> 0 ? g_do_tagpreview
: 0, 0)
5331 curwin
->w_p_pvw
= TRUE
;
5332 curwin
->w_p_wfh
= TRUE
;
5333 # ifdef FEAT_SCROLLBIND
5334 curwin
->w_p_scb
= FALSE
; /* don't take over 'scrollbind' */
5337 curwin
->w_p_diff
= FALSE
; /* no 'diff' */
5339 # ifdef FEAT_FOLDING
5340 curwin
->w_p_fdc
= 0; /* no 'foldcolumn' */
5352 * ":help": open a read-only window on a help file
5360 FILE *helpfd
; /* file descriptor of help file */
5372 #ifdef FEAT_MULTI_LANG
5380 * A ":help" command ends at the first LF, or at a '|' that is
5381 * followed by some text. Set nextcmd to the following command.
5383 for (arg
= eap
->arg
; *arg
; ++arg
)
5385 if (*arg
== '\n' || *arg
== '\r'
5386 || (*arg
== '|' && arg
[1] != NUL
&& arg
[1] != '|'))
5395 if (eap
->forceit
&& *arg
== NUL
)
5397 EMSG(_("E478: Don't panic!"));
5401 if (eap
->skip
) /* not executing commands */
5407 /* remove trailing blanks */
5408 p
= arg
+ STRLEN(arg
) - 1;
5409 while (p
> arg
&& vim_iswhite(*p
) && p
[-1] != '\\')
5412 #ifdef FEAT_MULTI_LANG
5413 /* Check for a specified language */
5414 lang
= check_help_lang(arg
);
5417 /* When no argument given go to the index. */
5419 arg
= (char_u
*)"help.txt";
5422 * Check if there is a match for the argument.
5424 n
= find_help_tags(arg
, &num_matches
, &matches
,
5425 eap
!= NULL
&& eap
->forceit
);
5428 #ifdef FEAT_MULTI_LANG
5429 if (n
!= FAIL
&& lang
!= NULL
)
5430 /* Find first item with the requested language. */
5431 for (i
= 0; i
< num_matches
; ++i
)
5433 len
= (int)STRLEN(matches
[i
]);
5434 if (len
> 3 && matches
[i
][len
- 3] == '@'
5435 && STRICMP(matches
[i
] + len
- 2, lang
) == 0)
5439 if (i
>= num_matches
|| n
== FAIL
)
5441 #ifdef FEAT_MULTI_LANG
5443 EMSG3(_("E661: Sorry, no '%s' help for %s"), lang
, arg
);
5446 EMSG2(_("E149: Sorry, no help for %s"), arg
);
5448 FreeWild(num_matches
, matches
);
5452 /* The first match (in the requested language) is the best match. */
5453 tag
= vim_strsave(matches
[i
]);
5454 FreeWild(num_matches
, matches
);
5457 need_mouse_correct
= TRUE
;
5461 * Re-use an existing help window or open a new one.
5462 * Always open a new one for ":tab help".
5464 if (!curwin
->w_buffer
->b_help
5471 if (cmdmod
.tab
!= 0)
5474 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
5475 if (wp
->w_buffer
!= NULL
&& wp
->w_buffer
->b_help
)
5477 if (wp
!= NULL
&& wp
->w_buffer
->b_nwindows
> 0)
5478 win_enter(wp
, TRUE
);
5483 * There is no help window yet.
5484 * Try to open the file specified by the "helpfile" option.
5486 if ((helpfd
= mch_fopen((char *)p_hf
, READBIN
)) == NULL
)
5488 smsg((char_u
*)_("Sorry, help file \"%s\" not found"), p_hf
);
5494 /* Split off help window; put it at far top if no position
5495 * specified, the current window is vertically split and
5498 # ifdef FEAT_VERTSPLIT
5499 if (cmdmod
.split
== 0 && curwin
->w_width
!= Columns
5500 && curwin
->w_width
< 80)
5503 if (win_split(0, n
) == FAIL
)
5506 /* use current window */
5507 if (!can_abandon(curbuf
, FALSE
))
5512 if (curwin
->w_height
< p_hh
)
5513 win_setheight((int)p_hh
);
5517 * Open help file (do_ecmd() will set b_help flag, readfile() will
5519 * Set the alternate file to the previously edited file.
5521 alt_fnum
= curbuf
->b_fnum
;
5522 (void)do_ecmd(0, NULL
, NULL
, NULL
, ECMD_LASTL
,
5523 ECMD_HIDE
+ ECMD_SET_HELP
);
5524 if (!cmdmod
.keepalt
)
5525 curwin
->w_alt_fnum
= alt_fnum
;
5526 empty_fnum
= curbuf
->b_fnum
;
5531 restart_edit
= 0; /* don't want insert mode in help file */
5534 do_tag(tag
, DT_HELP
, 1, FALSE
, TRUE
);
5536 /* Delete the empty buffer if we're not using it. Careful: autocommands
5537 * may have jumped to another window, check that the buffer is not in a
5539 if (empty_fnum
!= 0 && curbuf
->b_fnum
!= empty_fnum
)
5541 buf
= buflist_findnr(empty_fnum
);
5542 if (buf
!= NULL
&& buf
->b_nwindows
== 0)
5543 wipe_buffer(buf
, TRUE
);
5546 /* keep the previous alternate file */
5547 if (alt_fnum
!= 0 && curwin
->w_alt_fnum
== empty_fnum
&& !cmdmod
.keepalt
)
5548 curwin
->w_alt_fnum
= alt_fnum
;
5555 #if defined(FEAT_MULTI_LANG) || defined(PROTO)
5557 * In an argument search for a language specifiers in the form "@xx".
5558 * Changes the "@" to NUL if found, and returns a pointer to "xx".
5559 * Returns NULL if not found.
5562 check_help_lang(arg
)
5565 int len
= (int)STRLEN(arg
);
5567 if (len
>= 3 && arg
[len
- 3] == '@' && ASCII_ISALPHA(arg
[len
- 2])
5568 && ASCII_ISALPHA(arg
[len
- 1]))
5570 arg
[len
- 3] = NUL
; /* remove the '@' */
5571 return arg
+ len
- 2;
5578 * Return a heuristic indicating how well the given string matches. The
5579 * smaller the number, the better the match. This is the order of priorities,
5580 * from best match to worst match:
5581 * - Match with least alpha-numeric characters is better.
5582 * - Match with least total characters is better.
5583 * - Match towards the start is better.
5584 * - Match starting with "+" is worse (feature instead of command)
5585 * Assumption is made that the matched_string passed has already been found to
5586 * match some string for which help is requested. webb.
5589 help_heuristic(matched_string
, offset
, wrong_case
)
5590 char_u
*matched_string
;
5591 int offset
; /* offset for match */
5592 int wrong_case
; /* no matching case */
5598 for (p
= matched_string
; *p
; p
++)
5599 if (ASCII_ISALNUM(*p
))
5603 * Multiply the number of letters by 100 to give it a much bigger
5604 * weighting than the number of characters.
5605 * If there only is a match while ignoring case, add 5000.
5606 * If the match starts in the middle of a word, add 10000 to put it
5607 * somewhere in the last half.
5608 * If the match is more than 2 chars from the start, multiply by 200 to
5609 * put it after matches at the start.
5611 if (ASCII_ISALNUM(matched_string
[offset
]) && offset
> 0
5612 && ASCII_ISALNUM(matched_string
[offset
- 1]))
5614 else if (offset
> 2)
5618 /* Features are less interesting than the subjects themselves, but "+"
5619 * alone is not a feature. */
5620 if (matched_string
[0] == '+' && matched_string
[1] != NUL
)
5622 return (int)(100 * num_letters
+ STRLEN(matched_string
) + offset
);
5626 * Compare functions for qsort() below, that checks the help heuristics number
5627 * that has been put after the tagname by find_tags().
5633 help_compare(s1
, s2
)
5640 p1
= *(char **)s1
+ strlen(*(char **)s1
) + 1;
5641 p2
= *(char **)s2
+ strlen(*(char **)s2
) + 1;
5642 return strcmp(p1
, p2
);
5646 * Find all help tags matching "arg", sort them and return in matches[], with
5647 * the number of matches in num_matches.
5648 * The matches will be sorted with a "best" match algorithm.
5649 * When "keep_lang" is TRUE try keeping the language of the current buffer.
5652 find_help_tags(arg
, num_matches
, matches
, keep_lang
)
5660 static char *(mtable
[]) = {"*", "g*", "[*", "]*", ":*",
5661 "/*", "/\\*", "\"*", "**",
5663 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
5664 "/\\?", "/\\z(\\)", "\\=", ":s\\=",
5665 "[count]", "[quotex]", "[range]",
5666 "[pattern]", "\\|", "\\%$"};
5667 static char *(rtable
[]) = {"star", "gstar", "[star", "]star", ":star",
5668 "/star", "/\\\\star", "quotestar", "starstar",
5670 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
5671 "/\\\\?", "/\\\\z(\\\\)", "\\\\=", ":s\\\\=",
5672 "\\[count]", "\\[quotex]", "\\[range]",
5673 "\\[pattern]", "\\\\bar", "/\\\\%\\$"};
5676 d
= IObuff
; /* assume IObuff is long enough! */
5679 * Recognize a few exceptions to the rule. Some strings that contain '*'
5680 * with "star". Otherwise '*' is recognized as a wildcard.
5682 for (i
= sizeof(mtable
) / sizeof(char *); --i
>= 0; )
5683 if (STRCMP(arg
, mtable
[i
]) == 0)
5685 STRCPY(d
, rtable
[i
]);
5689 if (i
< 0) /* no match in table */
5691 /* Replace "\S" with "/\\S", etc. Otherwise every tag is matched.
5692 * Also replace "\%^" and "\%(", they match every tag too.
5693 * Also "\zs", "\z1", etc.
5694 * Also "\@<", "\@=", "\@<=", etc.
5695 * And also "\_$" and "\_^". */
5697 && ((arg
[1] != NUL
&& arg
[2] == NUL
)
5698 || (vim_strchr((char_u
*)"%_z@", arg
[1]) != NULL
5702 STRCPY(d
+ 3, arg
+ 1);
5703 /* Check for "/\\_$", should be "/\\_\$" */
5704 if (d
[3] == '_' && d
[4] == '$')
5705 STRCPY(d
+ 4, "\\$");
5709 /* replace "[:...:]" with "\[:...:]"; "[+...]" with "\[++...]" */
5710 if (arg
[0] == '[' && (arg
[1] == ':'
5711 || (arg
[1] == '+' && arg
[2] == '+')))
5714 for (s
= arg
; *s
; ++s
)
5717 * Replace "|" with "bar" and '"' with "quote" to match the name of
5718 * the tags for these commands.
5719 * Replace "*" with ".*" and "?" with "." to match command line
5721 * Insert a backslash before '~', '$' and '.' to avoid their
5724 if (d
- IObuff
> IOSIZE
- 10) /* getting too long!? */
5728 case '|': STRCPY(d
, "bar");
5731 case '"': STRCPY(d
, "quote");
5734 case '*': *d
++ = '.';
5736 case '?': *d
++ = '.';
5740 case '~': *d
++ = '\\';
5745 * Replace "^x" by "CTRL-X". Don't do this for "^_" to make
5746 * ":help i_^_CTRL-D" work.
5747 * Insert '-' before and after "CTRL-X" when applicable.
5749 if (*s
< ' ' || (*s
== '^' && s
[1] && (ASCII_ISALPHA(s
[1])
5750 || vim_strchr((char_u
*)"?@[\\]^", s
[1]) != NULL
)))
5752 if (d
> IObuff
&& d
[-1] != '_')
5753 *d
++ = '_'; /* prepend a '_' */
5759 *d
++ = CtrlChar(*s
);
5764 *d
++ = '\\'; /* double a backslash */
5768 if (s
[1] != NUL
&& s
[1] != '_')
5769 *d
++ = '_'; /* append a '_' */
5772 else if (*s
== '^') /* "^" or "CTRL-^" or "^_" */
5776 * Insert a backslash before a backslash after a slash, for search
5777 * pattern tags: "/\|" --> "/\\|".
5779 else if (s
[0] == '\\' && s
[1] != '\\'
5780 && *arg
== '/' && s
== arg
+ 1)
5783 /* "CTRL-\_" -> "CTRL-\\_" to avoid the special meaning of "\_" in
5784 * "CTRL-\_CTRL-N" */
5785 if (STRNICMP(s
, "CTRL-\\_", 7) == 0)
5787 STRCPY(d
, "CTRL-\\\\");
5795 * If tag starts with ', toss everything after a second '. Fixes
5796 * CTRL-] on 'option'. (would include the trailing '.').
5798 if (*s
== '\'' && s
> arg
&& *arg
== '\'')
5805 *matches
= (char_u
**)"";
5807 flags
= TAG_HELP
| TAG_REGEXP
| TAG_NAMES
| TAG_VERBOSE
;
5809 flags
|= TAG_KEEP_LANG
;
5810 if (find_tags(IObuff
, num_matches
, matches
, flags
, (int)MAXCOL
, NULL
) == OK
5811 && *num_matches
> 0)
5812 /* Sort the matches found on the heuristic number that is after the
5814 qsort((void *)*matches
, (size_t)*num_matches
,
5815 sizeof(char_u
*), help_compare
);
5820 * After reading a help file: May cleanup a help buffer when syntax
5821 * highlighting is not used.
5828 int in_example
= FALSE
;
5834 /* set filetype to "help". */
5835 set_option_value((char_u
*)"ft", 0L, (char_u
*)"help", OPT_LOCAL
);
5838 if (!syntax_present(curbuf
))
5841 for (lnum
= 1; lnum
<= curbuf
->b_ml
.ml_line_count
; ++lnum
)
5843 line
= ml_get_buf(curbuf
, lnum
, FALSE
);
5844 len
= (int)STRLEN(line
);
5845 if (in_example
&& len
> 0 && !vim_iswhite(line
[0]))
5847 /* End of example: non-white or '<' in first column. */
5850 /* blank-out a '<' in the first column */
5851 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5856 if (!in_example
&& len
> 0)
5858 if (line
[len
- 1] == '>' && (len
== 1 || line
[len
- 2] == ' '))
5860 /* blank-out a '>' in the last column (start of example) */
5861 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5862 line
[len
- 1] = ' ';
5865 else if (line
[len
- 1] == '~')
5867 /* blank-out a '~' at the end of line (header marker) */
5868 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5869 line
[len
- 1] = ' ';
5876 * In the "help.txt" file, add the locally added help files.
5877 * This uses the very first line in the help file.
5879 if (fnamecmp(gettail(curbuf
->b_fname
), "help.txt") == 0)
5881 for (lnum
= 1; lnum
< curbuf
->b_ml
.ml_line_count
; ++lnum
)
5883 line
= ml_get_buf(curbuf
, lnum
, FALSE
);
5884 if (strstr((char *)line
, "*local-additions*") != NULL
)
5886 /* Go through all directories in 'runtimepath', skipping
5891 copy_option_part(&p
, NameBuff
, MAXPATHL
, ",");
5893 rt
= vim_getenv((char_u
*)"VIMRUNTIME", &mustfree
);
5894 if (fullpathcmp(rt
, NameBuff
, FALSE
) != FPC_SAME
)
5906 /* Find all "doc/ *.txt" files in this directory. */
5907 add_pathsep(NameBuff
);
5908 STRCAT(NameBuff
, "doc/*.txt");
5909 if (gen_expand_wildcards(1, &NameBuff
, &fcount
,
5910 &fnames
, EW_FILE
|EW_SILENT
) == OK
5913 for (fi
= 0; fi
< fcount
; ++fi
)
5915 fd
= mch_fopen((char *)fnames
[fi
], "r");
5918 vim_fgets(IObuff
, IOSIZE
, fd
);
5919 if (IObuff
[0] == '*'
5920 && (s
= vim_strchr(IObuff
+ 1, '*'))
5924 int this_utf
= MAYBE
;
5926 /* Change tag definition to a
5927 * reference and remove <CR>/<NL>. */
5932 if (*s
== '\r' || *s
== '\n')
5935 /* The text is utf-8 when a byte
5936 * above 127 is found and no
5937 * illegal byte sequence is found.
5939 if (*s
>= 0x80 && this_utf
!= FALSE
)
5953 /* The help file is latin1 or utf-8;
5954 * conversion to the current
5955 * 'encoding' may be required. */
5956 vc
.vc_type
= CONV_NONE
;
5957 convert_setup(&vc
, (char_u
*)(
5958 this_utf
== TRUE
? "utf-8"
5959 : "latin1"), p_enc
);
5960 if (vc
.vc_type
== CONV_NONE
)
5961 /* No conversion needed. */
5965 /* Do the conversion. If it fails
5966 * use the unconverted text. */
5967 cp
= string_convert(&vc
, IObuff
,
5972 convert_setup(&vc
, NULL
, NULL
);
5974 ml_append(lnum
, cp
, (colnr_T
)0, FALSE
);
5978 ml_append(lnum
, IObuff
, (colnr_T
)0,
5986 FreeWild(fcount
, fnames
);
6006 do_cmdline_cmd((char_u
*)"help ex-cmd-index");
6017 do_cmdline_cmd((char_u
*)"help normal-index");
6020 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
6021 static void helptags_one
__ARGS((char_u
*dir
, char_u
*ext
, char_u
*lang
));
6033 #ifdef FEAT_MULTI_LANG
6041 if (!mch_isdir(eap
->arg
))
6043 EMSG2(_("E150: Not a directory: %s"), eap
->arg
);
6047 #ifdef FEAT_MULTI_LANG
6048 /* Get a list of all files in the directory. */
6049 STRCPY(NameBuff
, eap
->arg
);
6050 add_pathsep(NameBuff
);
6051 STRCAT(NameBuff
, "*");
6052 if (gen_expand_wildcards(1, &NameBuff
, &filecount
, &files
,
6053 EW_FILE
|EW_SILENT
) == FAIL
6056 EMSG2("E151: No match: %s", NameBuff
);
6060 /* Go over all files in the directory to find out what languages are
6062 ga_init2(&ga
, 1, 10);
6063 for (i
= 0; i
< filecount
; ++i
)
6065 len
= (int)STRLEN(files
[i
]);
6068 if (STRICMP(files
[i
] + len
- 4, ".txt") == 0)
6070 /* ".txt" -> language "en" */
6074 else if (files
[i
][len
- 4] == '.'
6075 && ASCII_ISALPHA(files
[i
][len
- 3])
6076 && ASCII_ISALPHA(files
[i
][len
- 2])
6077 && TOLOWER_ASC(files
[i
][len
- 1]) == 'x')
6079 /* ".abx" -> language "ab" */
6080 lang
[0] = TOLOWER_ASC(files
[i
][len
- 3]);
6081 lang
[1] = TOLOWER_ASC(files
[i
][len
- 2]);
6086 /* Did we find this language already? */
6087 for (j
= 0; j
< ga
.ga_len
; j
+= 2)
6088 if (STRNCMP(lang
, ((char_u
*)ga
.ga_data
) + j
, 2) == 0)
6092 /* New language, add it. */
6093 if (ga_grow(&ga
, 2) == FAIL
)
6095 ((char_u
*)ga
.ga_data
)[ga
.ga_len
++] = lang
[0];
6096 ((char_u
*)ga
.ga_data
)[ga
.ga_len
++] = lang
[1];
6102 * Loop over the found languages to generate a tags file for each one.
6104 for (j
= 0; j
< ga
.ga_len
; j
+= 2)
6106 STRCPY(fname
, "tags-xx");
6107 fname
[5] = ((char_u
*)ga
.ga_data
)[j
];
6108 fname
[6] = ((char_u
*)ga
.ga_data
)[j
+ 1];
6109 if (fname
[5] == 'e' && fname
[6] == 'n')
6111 /* English is an exception: use ".txt" and "tags". */
6113 STRCPY(ext
, ".txt");
6117 /* Language "ab" uses ".abx" and "tags-ab". */
6118 STRCPY(ext
, ".xxx");
6122 helptags_one(eap
->arg
, ext
, fname
);
6126 FreeWild(filecount
, files
);
6129 /* No language support, just use "*.txt" and "tags". */
6130 helptags_one(eap
->arg
, (char_u
*)".txt", (char_u
*)"tags");
6135 helptags_one(dir
, ext
, tagfname
)
6136 char_u
*dir
; /* doc directory */
6137 char_u
*ext
; /* suffix, ".txt", ".itx", ".frx", etc. */
6138 char_u
*tagfname
; /* "tags" for English, "tags-it" for Italian. */
6154 int mix
= FALSE
; /* detected mixed encodings */
6158 * Find all *.txt files.
6160 STRCPY(NameBuff
, dir
);
6161 add_pathsep(NameBuff
);
6162 STRCAT(NameBuff
, "*");
6163 STRCAT(NameBuff
, ext
);
6164 if (gen_expand_wildcards(1, &NameBuff
, &filecount
, &files
,
6165 EW_FILE
|EW_SILENT
) == FAIL
6169 EMSG2("E151: No match: %s", NameBuff
);
6174 * Open the tags file for writing.
6175 * Do this before scanning through all the files.
6177 STRCPY(NameBuff
, dir
);
6178 add_pathsep(NameBuff
);
6179 STRCAT(NameBuff
, tagfname
);
6180 fd_tags
= mch_fopen((char *)NameBuff
, "w");
6181 if (fd_tags
== NULL
)
6183 EMSG2(_("E152: Cannot open %s for writing"), NameBuff
);
6184 FreeWild(filecount
, files
);
6189 * If generating tags for "$VIMRUNTIME/doc" add the "help-tags" tag.
6191 ga_init2(&ga
, (int)sizeof(char_u
*), 100);
6192 if (fullpathcmp((char_u
*)"$VIMRUNTIME/doc", dir
, FALSE
) == FPC_SAME
)
6194 if (ga_grow(&ga
, 1) == FAIL
)
6198 s
= alloc(18 + (unsigned)STRLEN(tagfname
));
6203 sprintf((char *)s
, "help-tags\t%s\t1\n", tagfname
);
6204 ((char_u
**)ga
.ga_data
)[ga
.ga_len
] = s
;
6211 * Go over all the files and extract the tags.
6213 for (fi
= 0; fi
< filecount
&& !got_int
; ++fi
)
6215 fd
= mch_fopen((char *)files
[fi
], "r");
6218 EMSG2(_("E153: Unable to open %s for reading"), files
[fi
]);
6221 fname
= gettail(files
[fi
]);
6226 while (!vim_fgets(IObuff
, IOSIZE
, fd
) && !got_int
)
6231 /* Detect utf-8 file by a non-ASCII char in the first line. */
6233 for (s
= IObuff
; *s
!= NUL
; ++s
)
6242 /* Illegal UTF-8 byte sequence. */
6248 if (this_utf8
== MAYBE
) /* only ASCII characters found */
6250 if (utf8
== MAYBE
) /* first file */
6252 else if (utf8
!= this_utf8
)
6254 EMSG2(_("E670: Mix of help file encodings within a language: %s"), files
[fi
]);
6261 p1
= vim_strchr(IObuff
, '*'); /* find first '*' */
6264 p2
= vim_strchr(p1
+ 1, '*'); /* find second '*' */
6265 if (p2
!= NULL
&& p2
> p1
+ 1) /* skip "*" and "**" */
6267 for (s
= p1
+ 1; s
< p2
; ++s
)
6268 if (*s
== ' ' || *s
== '\t' || *s
== '|')
6272 * Only accept a *tag* when it consists of valid
6273 * characters, there is white space before it and is
6274 * followed by a white character or end-of-line.
6277 && (p1
== IObuff
|| p1
[-1] == ' ' || p1
[-1] == '\t')
6278 && (vim_strchr((char_u
*)" \t\n\r", s
[1]) != NULL
6283 if (ga_grow(&ga
, 1) == FAIL
)
6288 s
= alloc((unsigned)(p2
- p1
+ STRLEN(fname
) + 2));
6294 ((char_u
**)ga
.ga_data
)[ga
.ga_len
] = s
;
6296 sprintf((char *)s
, "%s\t%s", p1
, fname
);
6299 p2
= vim_strchr(p2
+ 1, '*');
6310 FreeWild(filecount
, files
);
6317 sort_strings((char_u
**)ga
.ga_data
, ga
.ga_len
);
6320 * Check for duplicates.
6322 for (i
= 1; i
< ga
.ga_len
; ++i
)
6324 p1
= ((char_u
**)ga
.ga_data
)[i
- 1];
6325 p2
= ((char_u
**)ga
.ga_data
)[i
];
6331 vim_snprintf((char *)NameBuff
, MAXPATHL
,
6332 _("E154: Duplicate tag \"%s\" in file %s/%s"),
6333 ((char_u
**)ga
.ga_data
)[i
], dir
, p2
+ 1);
6345 fprintf(fd_tags
, "!_TAG_FILE_ENCODING\tutf-8\t//\n");
6349 * Write the tags into the file.
6351 for (i
= 0; i
< ga
.ga_len
; ++i
)
6353 s
= ((char_u
**)ga
.ga_data
)[i
];
6354 if (STRNCMP(s
, "help-tags", 9) == 0)
6355 /* help-tags entry was added in formatted form */
6356 fprintf(fd_tags
, (char *)s
);
6359 fprintf(fd_tags
, "%s\t/*", s
);
6360 for (p1
= s
; *p1
!= '\t'; ++p1
)
6362 /* insert backslash before '\\' and '/' */
6363 if (*p1
== '\\' || *p1
== '/')
6364 putc('\\', fd_tags
);
6367 fprintf(fd_tags
, "*\n");
6373 got_int
= FALSE
; /* continue with other languages */
6376 for (i
= 0; i
< ga
.ga_len
; ++i
)
6377 vim_free(((char_u
**)ga
.ga_data
)[i
]);
6379 fclose(fd_tags
); /* there is no check for an error... */
6383 #if defined(FEAT_SIGNS) || defined(PROTO)
6386 * Struct to hold the sign properties.
6388 typedef struct sign sign_T
;
6392 sign_T
*sn_next
; /* next sign in list */
6393 int sn_typenr
; /* type number of sign (negative if not equal
6395 char_u
*sn_name
; /* name of sign */
6396 char_u
*sn_icon
; /* name of pixmap */
6397 #ifdef FEAT_SIGN_ICONS
6398 void *sn_image
; /* icon image */
6400 char_u
*sn_text
; /* text used instead of pixmap */
6401 int sn_line_hl
; /* highlight ID for line */
6402 int sn_text_hl
; /* highlight ID for text */
6405 static sign_T
*first_sign
= NULL
;
6406 static int last_sign_typenr
= MAX_TYPENR
; /* is decremented */
6408 static void sign_list_defined
__ARGS((sign_T
*sp
));
6417 char_u
*arg
= eap
->arg
;
6423 static char *cmds
[] = {
6425 #define SIGNCMD_DEFINE 0
6427 #define SIGNCMD_UNDEFINE 1
6429 #define SIGNCMD_LIST 2
6431 #define SIGNCMD_PLACE 3
6433 #define SIGNCMD_UNPLACE 4
6435 #define SIGNCMD_JUMP 5
6436 #define SIGNCMD_LAST 6
6439 /* Parse the subcommand. */
6440 p
= skiptowhite(arg
);
6443 for (idx
= 0; ; ++idx
)
6445 if (idx
== SIGNCMD_LAST
)
6447 EMSG2(_("E160: Unknown sign command: %s"), arg
);
6450 if (STRCMP(arg
, cmds
[idx
]) == 0)
6455 if (idx
<= SIGNCMD_LIST
)
6458 * Define, undefine or list signs.
6460 if (idx
== SIGNCMD_LIST
&& *arg
== NUL
)
6462 /* ":sign list": list all defined signs */
6463 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6464 sign_list_defined(sp
);
6466 else if (*arg
== NUL
)
6467 EMSG(_("E156: Missing sign name"));
6470 p
= skiptowhite(arg
);
6474 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6476 if (STRCMP(sp
->sn_name
, arg
) == 0)
6480 if (idx
== SIGNCMD_DEFINE
)
6482 /* ":sign define {name} ...": define a sign */
6485 /* Allocate a new sign. */
6486 sp
= (sign_T
*)alloc_clear((unsigned)sizeof(sign_T
));
6489 if (sp_prev
== NULL
)
6492 sp_prev
->sn_next
= sp
;
6493 sp
->sn_name
= vim_strnsave(arg
, (int)(p
- arg
));
6495 /* If the name is a number use that for the typenr,
6496 * otherwise use a negative number. */
6497 if (VIM_ISDIGIT(*arg
))
6498 sp
->sn_typenr
= atoi((char *)arg
);
6502 int start
= last_sign_typenr
;
6504 for (lp
= first_sign
; lp
!= NULL
; lp
= lp
->sn_next
)
6506 if (lp
->sn_typenr
== last_sign_typenr
)
6509 if (last_sign_typenr
== 0)
6510 last_sign_typenr
= MAX_TYPENR
;
6511 if (last_sign_typenr
== start
)
6513 EMSG(_("E612: Too many signs defined"));
6521 sp
->sn_typenr
= last_sign_typenr
--;
6522 if (last_sign_typenr
== 0)
6523 last_sign_typenr
= MAX_TYPENR
; /* wrap around */
6527 /* set values for a defined sign. */
6533 p
= skiptowhite_esc(arg
);
6534 if (STRNCMP(arg
, "icon=", 5) == 0)
6537 vim_free(sp
->sn_icon
);
6538 sp
->sn_icon
= vim_strnsave(arg
, (int)(p
- arg
));
6539 backslash_halve(sp
->sn_icon
);
6540 #ifdef FEAT_SIGN_ICONS
6544 if (sp
->sn_image
!= NULL
)
6545 gui_mch_destroy_sign(sp
->sn_image
);
6546 sp
->sn_image
= gui_mch_register_sign(sp
->sn_icon
);
6550 else if (STRNCMP(arg
, "text=", 5) == 0)
6558 /* Count cells and check for non-printable chars */
6562 for (s
= arg
; s
< p
; s
+= (*mb_ptr2len
)(s
))
6564 if (!vim_isprintc((*mb_ptr2char
)(s
)))
6566 cells
+= (*mb_ptr2cells
)(s
);
6572 for (s
= arg
; s
< p
; ++s
)
6573 if (!vim_isprintc(*s
))
6575 cells
= (int)(s
- arg
);
6577 /* Currently must be one or two display cells */
6578 if (s
!= p
|| cells
< 1 || cells
> 2)
6581 EMSG2(_("E239: Invalid sign text: %s"), arg
);
6585 vim_free(sp
->sn_text
);
6586 /* Allocate one byte more if we need to pad up
6588 len
= (int)(p
- arg
+ ((cells
== 1) ? 1 : 0));
6589 sp
->sn_text
= vim_strnsave(arg
, len
);
6591 if (sp
->sn_text
!= NULL
&& cells
== 1)
6592 STRCPY(sp
->sn_text
+ len
- 1, " ");
6594 else if (STRNCMP(arg
, "linehl=", 7) == 0)
6597 sp
->sn_line_hl
= syn_check_group(arg
, (int)(p
- arg
));
6599 else if (STRNCMP(arg
, "texthl=", 7) == 0)
6602 sp
->sn_text_hl
= syn_check_group(arg
, (int)(p
- arg
));
6606 EMSG2(_(e_invarg2
), arg
);
6611 else if (sp
== NULL
)
6612 EMSG2(_("E155: Unknown sign: %s"), arg
);
6613 else if (idx
== SIGNCMD_LIST
)
6614 /* ":sign list {name}" */
6615 sign_list_defined(sp
);
6618 /* ":sign undefine {name}" */
6619 vim_free(sp
->sn_name
);
6620 vim_free(sp
->sn_icon
);
6621 #ifdef FEAT_SIGN_ICONS
6622 if (sp
->sn_image
!= NULL
)
6625 gui_mch_destroy_sign(sp
->sn_image
);
6628 vim_free(sp
->sn_text
);
6629 if (sp_prev
== NULL
)
6630 first_sign
= sp
->sn_next
;
6632 sp_prev
->sn_next
= sp
->sn_next
;
6641 char_u
*sign_name
= NULL
;
6646 if (idx
== SIGNCMD_PLACE
)
6648 /* ":sign place": list placed signs in all buffers */
6649 sign_list_placed(NULL
);
6651 else if (idx
== SIGNCMD_UNPLACE
)
6653 /* ":sign unplace": remove placed sign at cursor */
6654 id
= buf_findsign_id(curwin
->w_buffer
, curwin
->w_cursor
.lnum
);
6657 buf_delsign(curwin
->w_buffer
, id
);
6658 update_debug_sign(curwin
->w_buffer
, curwin
->w_cursor
.lnum
);
6661 EMSG(_("E159: Missing sign number"));
6668 if (idx
== SIGNCMD_UNPLACE
&& arg
[0] == '*' && arg
[1] == NUL
)
6670 /* ":sign unplace *": remove all placed signs */
6671 buf_delete_all_signs();
6675 /* first arg could be placed sign id */
6677 if (VIM_ISDIGIT(*arg
))
6679 id
= getdigits(&arg
);
6680 if (!vim_iswhite(*arg
) && *arg
!= NUL
)
6687 arg
= skipwhite(arg
);
6688 if (idx
== SIGNCMD_UNPLACE
&& *arg
== NUL
)
6690 /* ":sign unplace {id}": remove placed sign by number */
6691 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
6692 if ((lnum
= buf_delsign(buf
, id
)) != 0)
6693 update_debug_sign(buf
, lnum
);
6700 * Check for line={lnum} name={name} and file={fname} or buffer={nr}.
6701 * Leave "arg" pointing to {fname}.
6705 if (STRNCMP(arg
, "line=", 5) == 0)
6708 lnum
= atoi((char *)arg
);
6709 arg
= skiptowhite(arg
);
6711 else if (STRNCMP(arg
, "name=", 5) == 0)
6715 arg
= skiptowhite(arg
);
6719 else if (STRNCMP(arg
, "file=", 5) == 0)
6722 buf
= buflist_findname(arg
);
6725 else if (STRNCMP(arg
, "buffer=", 7) == 0)
6728 buf
= buflist_findnr((int)getdigits(&arg
));
6729 if (*skipwhite(arg
) != NUL
)
6730 EMSG(_(e_trailing
));
6738 arg
= skipwhite(arg
);
6743 EMSG2(_("E158: Invalid buffer name: %s"), arg
);
6747 if (lnum
>= 0 || sign_name
!= NULL
)
6750 /* ":sign place file={fname}": list placed signs in one file */
6751 sign_list_placed(buf
);
6753 else if (idx
== SIGNCMD_JUMP
)
6755 /* ":sign jump {id} file={fname}" */
6756 if (lnum
>= 0 || sign_name
!= NULL
)
6758 else if ((lnum
= buf_findsign(buf
, id
)) > 0)
6759 { /* goto a sign ... */
6760 if (buf_jump_open_win(buf
) != NULL
)
6761 { /* ... in a current window */
6762 curwin
->w_cursor
.lnum
= lnum
;
6763 check_cursor_lnum();
6764 beginline(BL_WHITE
);
6767 { /* ... not currently in a window */
6770 cmd
= alloc((unsigned)STRLEN(buf
->b_fname
) + 25);
6773 sprintf((char *)cmd
, "e +%ld %s", (long)lnum
, buf
->b_fname
);
6774 do_cmdline_cmd(cmd
);
6782 EMSGN(_("E157: Invalid sign ID: %ld"), id
);
6784 else if (idx
== SIGNCMD_UNPLACE
)
6786 /* ":sign unplace {id} file={fname}" */
6787 if (lnum
>= 0 || sign_name
!= NULL
)
6791 lnum
= buf_delsign(buf
, id
);
6792 update_debug_sign(buf
, lnum
);
6795 /* idx == SIGNCMD_PLACE */
6796 else if (sign_name
!= NULL
)
6798 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6799 if (STRCMP(sp
->sn_name
, sign_name
) == 0)
6803 EMSG2(_("E155: Unknown sign: %s"), sign_name
);
6807 /* ":sign place {id} line={lnum} name={name} file={fname}":
6809 buf_addsign(buf
, id
, lnum
, sp
->sn_typenr
);
6811 /* ":sign place {id} file={fname}": change sign type */
6812 lnum
= buf_change_sign_type(buf
, id
, sp
->sn_typenr
);
6813 update_debug_sign(buf
, lnum
);
6820 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
6822 * Allocate the icons. Called when the GUI has started. Allows defining
6823 * signs before it starts.
6830 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6831 if (sp
->sn_icon
!= NULL
)
6832 sp
->sn_image
= gui_mch_register_sign(sp
->sn_icon
);
6840 sign_list_defined(sp
)
6845 smsg((char_u
*)"sign %s", sp
->sn_name
);
6846 if (sp
->sn_icon
!= NULL
)
6849 msg_outtrans(sp
->sn_icon
);
6850 #ifdef FEAT_SIGN_ICONS
6851 if (sp
->sn_image
== NULL
)
6852 MSG_PUTS(_(" (NOT FOUND)"));
6854 MSG_PUTS(_(" (not supported)"));
6857 if (sp
->sn_text
!= NULL
)
6860 msg_outtrans(sp
->sn_text
);
6862 if (sp
->sn_line_hl
> 0)
6864 MSG_PUTS(" linehl=");
6865 p
= get_highlight_name(NULL
, sp
->sn_line_hl
- 1);
6871 if (sp
->sn_text_hl
> 0)
6873 MSG_PUTS(" texthl=");
6874 p
= get_highlight_name(NULL
, sp
->sn_text_hl
- 1);
6883 * Get highlighting attribute for sign "typenr".
6884 * If "line" is TRUE: line highl, if FALSE: text highl.
6887 sign_get_attr(typenr
, line
)
6893 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6894 if (sp
->sn_typenr
== typenr
)
6898 if (sp
->sn_line_hl
> 0)
6899 return syn_id2attr(sp
->sn_line_hl
);
6903 if (sp
->sn_text_hl
> 0)
6904 return syn_id2attr(sp
->sn_text_hl
);
6912 * Get text mark for sign "typenr".
6913 * Returns NULL if there isn't one.
6916 sign_get_text(typenr
)
6921 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6922 if (sp
->sn_typenr
== typenr
)
6927 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
6929 sign_get_image(typenr
)
6930 int typenr
; /* the attribute which may have a sign */
6934 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6935 if (sp
->sn_typenr
== typenr
)
6936 return sp
->sn_image
;
6942 * Get the name of a sign by its typenr.
6945 sign_typenr2name(typenr
)
6950 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6951 if (sp
->sn_typenr
== typenr
)
6953 return (char_u
*)_("[Deleted]");
6958 #if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO)
6961 * Opens the first argument in a window. When there are two or more arguments
6962 * the argument list is redefined.
6971 # ifdef FEAT_WINDOWS
6976 * Check if the first argument is already being edited in a window. If
6977 * so, jump to that window.
6978 * We would actually need to check all arguments, but that's complicated
6979 * and mostly only one file is dropped.
6980 * This also ignores wildcards, since it is very unlikely the user is
6981 * editing a file name with a wildcard character.
6983 set_arglist(eap
->arg
);
6986 * Expanding wildcards may result in an empty argument list. E.g. when
6987 * editing "foo.pyc" and ".pyc" is in 'wildignore'. Assume that we
6988 * already did an error message for this.
6993 # ifdef FEAT_WINDOWS
6996 /* ":tab drop file ...": open a tab for each argument that isn't
6997 * edited in a window yet. It's like ":tab all" but without closing
6998 * windows or tabs. */
7004 /* ":drop file ...": Edit the first argument. Jump to an existing
7005 * window if possible, edit in current window if the current buffer
7006 * can be abandoned, otherwise open a new window. */
7007 buf
= buflist_findnr(ARGLIST
[0].ae_fnum
);
7009 FOR_ALL_TAB_WINDOWS(tp
, wp
)
7011 if (wp
->w_buffer
== buf
)
7013 # ifdef FEAT_WINDOWS
7014 goto_tabpage_win(tp
, wp
);
7016 curwin
->w_arg_idx
= 0;
7022 * Check whether the current buffer is changed. If so, we will need
7023 * to split the current window or data could be lost.
7024 * Skip the check if the 'hidden' option is set, as in this case the
7025 * buffer won't be lost.
7029 # ifdef FEAT_WINDOWS
7032 split
= check_changed(curbuf
, TRUE
, FALSE
, FALSE
, FALSE
);
7033 # ifdef FEAT_WINDOWS
7041 /* Fake a ":sfirst" or ":first" command edit the first argument. */
7044 eap
->cmdidx
= CMD_sfirst
;
7048 eap
->cmdidx
= CMD_first
;