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 /* Use last search pattern if sort pattern is empty. */
412 if (s
== p
+ 1 && last_search_pat() != NULL
)
413 regmatch
.regprog
= vim_regcomp(last_search_pat(), RE_MAGIC
);
415 regmatch
.regprog
= vim_regcomp(p
+ 1, RE_MAGIC
);
416 if (regmatch
.regprog
== NULL
)
418 p
= s
; /* continue after the regexp */
419 regmatch
.rm_ic
= p_ic
;
423 EMSG2(_(e_invarg2
), p
);
428 /* Can only have one of 'n', 'o' and 'x'. */
429 if (sort_nr
+ sort_oct
+ sort_hex
> 2)
435 /* From here on "sort_nr" is used as a flag for any number sorting. */
436 sort_nr
+= sort_oct
+ sort_hex
;
439 * Make an array with all line numbers. This avoids having to copy all
440 * the lines into allocated memory.
441 * When sorting on strings "start_col_nr" is the offset in the line, for
442 * numbers sorting it's the number to sort on. This means the pattern
443 * matching and number conversion only has to be done once per line.
444 * Also get the longest line length for allocating "sortbuf".
446 for (lnum
= eap
->line1
; lnum
<= eap
->line2
; ++lnum
)
449 len
= (int)STRLEN(s
);
455 if (regmatch
.regprog
!= NULL
&& vim_regexec(®match
, s
, 0))
459 start_col
= (colnr_T
)(regmatch
.startp
[0] - s
);
460 end_col
= (colnr_T
)(regmatch
.endp
[0] - s
);
463 start_col
= (colnr_T
)(regmatch
.endp
[0] - s
);
466 if (regmatch
.regprog
!= NULL
)
471 /* Make sure vim_str2nr doesn't read any digits past the end
472 * of the match, by temporarily terminating the string there */
476 /* Sorting on number: Store the number itself. */
478 s
= skiptohex(s
+ start_col
);
480 s
= skiptodigit(s
+ start_col
);
481 vim_str2nr(s
, NULL
, NULL
, sort_oct
, sort_hex
,
482 &nrs
[lnum
- eap
->line1
].start_col_nr
, NULL
);
487 /* Store the column to sort at. */
488 nrs
[lnum
- eap
->line1
].start_col_nr
= start_col
;
489 nrs
[lnum
- eap
->line1
].end_col_nr
= end_col
;
492 nrs
[lnum
- eap
->line1
].lnum
= lnum
;
494 if (regmatch
.regprog
!= NULL
)
500 /* Allocate a buffer that can hold the longest line. */
501 sortbuf1
= alloc((unsigned)maxlen
+ 1);
502 if (sortbuf1
== NULL
)
504 sortbuf2
= alloc((unsigned)maxlen
+ 1);
505 if (sortbuf2
== NULL
)
508 /* Sort the array of line numbers. Note: can't be interrupted! */
509 qsort((void *)nrs
, count
, sizeof(sorti_T
), sort_compare
);
514 /* Insert the lines in the sorted order below the last one. */
516 for (i
= 0; i
< count
; ++i
)
518 s
= ml_get(nrs
[eap
->forceit
? count
- i
- 1 : i
].lnum
);
519 if (!unique
|| i
== 0
520 || (sort_ic
? STRICMP(s
, sortbuf1
) : STRCMP(s
, sortbuf1
)) != 0)
522 if (ml_append(lnum
++, s
, (colnr_T
)0, FALSE
) == FAIL
)
532 /* delete the original lines if appending worked */
534 for (i
= 0; i
< count
; ++i
)
535 ml_delete(eap
->line1
, FALSE
);
539 /* Adjust marks for deleted (or added) lines and prepare for displaying. */
540 deleted
= (long)(count
- (lnum
- eap
->line2
));
542 mark_adjust(eap
->line2
- deleted
, eap
->line2
, (long)MAXLNUM
, -deleted
);
543 else if (deleted
< 0)
544 mark_adjust(eap
->line2
, MAXLNUM
, -deleted
, 0L);
545 changed_lines(eap
->line1
, 0, eap
->line2
+ 1, -deleted
);
547 curwin
->w_cursor
.lnum
= eap
->line1
;
548 beginline(BL_WHITE
| BL_FIX
);
554 vim_free(regmatch
.regprog
);
573 long start_col
= 0; /* For start of white-space string */
574 long start_vcol
= 0; /* For start of white-space string */
578 char_u
*new_line
= (char_u
*)1; /* init to non-NULL */
579 int did_undo
; /* called u_save for current line */
582 linenr_T first_line
= 0; /* first changed line */
583 linenr_T last_line
= 0; /* last changed line */
585 save_list
= curwin
->w_p_list
;
586 curwin
->w_p_list
= 0; /* don't want list mode here */
588 new_ts
= getdigits(&(eap
->arg
));
595 new_ts
= curbuf
->b_p_ts
;
596 for (lnum
= eap
->line1
; !got_int
&& lnum
<= eap
->line2
; ++lnum
)
604 if (vim_iswhite(ptr
[col
]))
606 if (!got_tab
&& num_spaces
== 0)
608 /* First consecutive white-space */
619 if (got_tab
|| (eap
->forceit
&& num_spaces
> 1))
621 /* Retabulate this string of white-space */
623 /* len is virtual length of white string */
624 len
= num_spaces
= vcol
- start_vcol
;
628 temp
= new_ts
- (start_vcol
% new_ts
);
629 if (num_spaces
>= temp
)
634 num_tabs
+= num_spaces
/ new_ts
;
635 num_spaces
-= (num_spaces
/ new_ts
) * new_ts
;
637 if (curbuf
->b_p_et
|| got_tab
||
638 (num_spaces
+ num_tabs
< len
))
640 if (did_undo
== FALSE
)
643 if (u_save((linenr_T
)(lnum
- 1),
644 (linenr_T
)(lnum
+ 1)) == FAIL
)
646 new_line
= NULL
; /* flag out-of-memory */
651 /* len is actual number of white characters used */
652 len
= num_spaces
+ num_tabs
;
653 old_len
= (long)STRLEN(ptr
);
654 new_line
= lalloc(old_len
- col
+ start_col
+ len
+ 1,
656 if (new_line
== NULL
)
659 mch_memmove(new_line
, ptr
, (size_t)start_col
);
660 mch_memmove(new_line
+ start_col
+ len
,
661 ptr
+ col
, (size_t)(old_len
- col
+ 1));
662 ptr
= new_line
+ start_col
;
663 for (col
= 0; col
< len
; col
++)
664 ptr
[col
] = (col
< num_tabs
) ? '\t' : ' ';
665 ml_replace(lnum
, new_line
, FALSE
);
670 col
= start_col
+ len
;
678 vcol
+= chartabsize(ptr
+ col
, (colnr_T
)vcol
);
681 col
+= (*mb_ptr2len
)(ptr
+ col
);
686 if (new_line
== NULL
) /* out of memory */
693 if (curbuf
->b_p_ts
!= new_ts
)
694 redraw_curbuf_later(NOT_VALID
);
696 changed_lines(first_line
, 0, last_line
+ 1, 0L);
698 curwin
->w_p_list
= save_list
; /* restore 'list' */
700 curbuf
->b_p_ts
= new_ts
;
701 coladvance(curwin
->w_curswant
);
708 * :move command - move lines line1-line2 to line dest
710 * return FAIL for failure, OK otherwise
713 do_move(line1
, line2
, dest
)
720 linenr_T extra
; /* Num lines added before line1 */
721 linenr_T num_lines
; /* Num lines moved */
722 linenr_T last_line
; /* Last line in file after adding new text */
724 if (dest
>= line1
&& dest
< line2
)
726 EMSG(_("E134: Move lines into themselves"));
730 num_lines
= line2
- line1
+ 1;
733 * First we copy the old text to its new location -- webb
734 * Also copy the flag that ":global" command uses.
736 if (u_save(dest
, dest
+ 1) == FAIL
)
738 for (extra
= 0, l
= line1
; l
<= line2
; l
++)
740 str
= vim_strsave(ml_get(l
+ extra
));
743 ml_append(dest
+ l
- line1
, str
, (colnr_T
)0, FALSE
);
751 * Now we must be careful adjusting our marks so that we don't overlap our
752 * mark_adjust() calls.
754 * We adjust the marks within the old text so that they refer to the
755 * last lines of the file (temporarily), because we know no other marks
756 * will be set there since these line numbers did not exist until we added
759 * Then we adjust the marks on lines between the old and new text positions
760 * (either forwards or backwards).
762 * And Finally we adjust the marks we put at the end of the file back to
763 * their final destination at the new text position -- webb
765 last_line
= curbuf
->b_ml
.ml_line_count
;
766 mark_adjust(line1
, line2
, last_line
- line2
, 0L);
769 mark_adjust(line2
+ 1, dest
, -num_lines
, 0L);
770 curbuf
->b_op_start
.lnum
= dest
- num_lines
+ 1;
771 curbuf
->b_op_end
.lnum
= dest
;
775 mark_adjust(dest
+ 1, line1
- 1, num_lines
, 0L);
776 curbuf
->b_op_start
.lnum
= dest
+ 1;
777 curbuf
->b_op_end
.lnum
= dest
+ num_lines
;
779 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
780 mark_adjust(last_line
- num_lines
+ 1, last_line
,
781 -(last_line
- dest
- extra
), 0L);
784 * Now we delete the original text -- webb
786 if (u_save(line1
+ extra
- 1, line2
+ extra
+ 1) == FAIL
)
789 for (l
= line1
; l
<= line2
; l
++)
790 ml_delete(line1
+ extra
, TRUE
);
792 if (!global_busy
&& num_lines
> p_report
)
795 MSG(_("1 line moved"));
797 smsg((char_u
*)_("%ld lines moved"), num_lines
);
801 * Leave the cursor on the last of the moved lines.
804 curwin
->w_cursor
.lnum
= dest
;
806 curwin
->w_cursor
.lnum
= dest
+ (line2
- line1
) + 1;
809 changed_lines(line1
, 0, dest
+ num_lines
+ 1, 0L);
811 changed_lines(dest
+ 1, 0, line1
+ num_lines
, 0L);
820 ex_copy(line1
, line2
, n
)
828 count
= line2
- line1
+ 1;
829 curbuf
->b_op_start
.lnum
= n
+ 1;
830 curbuf
->b_op_end
.lnum
= n
+ count
;
831 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
834 * there are three situations:
835 * 1. destination is above line1
836 * 2. destination is between line1 and line2
837 * 3. destination is below line2
839 * n = destination (when starting)
840 * curwin->w_cursor.lnum = destination (while copying)
841 * line1 = start of source (while copying)
842 * line2 = end of source (while copying)
844 if (u_save(n
, n
+ 1) == FAIL
)
847 curwin
->w_cursor
.lnum
= n
;
848 while (line1
<= line2
)
850 /* need to use vim_strsave() because the line will be unlocked within
852 p
= vim_strsave(ml_get(line1
));
855 ml_append(curwin
->w_cursor
.lnum
, p
, (colnr_T
)0, FALSE
);
858 /* situation 2: skip already copied lines */
860 line1
= curwin
->w_cursor
.lnum
;
862 if (curwin
->w_cursor
.lnum
< line1
)
864 if (curwin
->w_cursor
.lnum
< line2
)
866 ++curwin
->w_cursor
.lnum
;
869 appended_lines_mark(n
, count
);
871 msgmore((long)count
);
874 static char_u
*prevcmd
= NULL
; /* the previous command */
876 #if defined(EXITFREE) || defined(PROTO)
885 * Handle the ":!cmd" command. Also for ":r !cmd" and ":w !cmd"
886 * Bangs in the argument are replaced with the previously entered command.
887 * Remember the argument.
889 * RISCOS: Bangs only replaced when followed by a space, since many
890 * pathnames contain one.
893 do_bang(addr_count
, eap
, forceit
, do_in
, do_out
)
899 char_u
*arg
= eap
->arg
; /* command */
900 linenr_T line1
= eap
->line1
; /* start of range */
901 linenr_T line2
= eap
->line2
; /* end of range */
902 char_u
*newcmd
= NULL
; /* the new command */
903 int free_newcmd
= FALSE
; /* need to free() newcmd */
909 int scroll_save
= msg_scroll
;
912 * Disallow shell commands for "rvim".
913 * Disallow shell commands from .exrc and .vimrc in current directory for
916 if (check_restricted() || check_secure())
919 if (addr_count
== 0) /* :! */
921 msg_scroll
= FALSE
; /* don't scroll here */
923 msg_scroll
= scroll_save
;
927 * Try to find an embedded bang, like in :!<cmd> ! [args]
928 * (:!! is indicated by the 'forceit' variable)
930 ins_prevcmd
= forceit
;
934 len
= (int)STRLEN(trailarg
) + 1;
936 len
+= (int)STRLEN(newcmd
);
945 len
+= (int)STRLEN(prevcmd
);
947 if ((t
= alloc(len
)) == NULL
)
963 * Scan the rest of the argument for '!', which is replaced by the
964 * previous command. "\!" is replaced by "!" (this is vi compatible).
971 && (p
[1] == ' ' || p
[1] == NUL
)
975 if (p
> newcmd
&& p
[-1] == '\\')
976 mch_memmove(p
- 1, p
, (size_t)(STRLEN(p
) + 1));
987 } while (trailarg
!= NULL
);
992 if (bangredo
) /* put cmd in redo buffer for ! command */
994 AppendToRedobuffLit(prevcmd
, -1);
995 AppendToRedobuff((char_u
*)"\n");
999 * Add quotes around the command, for shells that need them.
1003 newcmd
= alloc((unsigned)(STRLEN(prevcmd
) + 2 * STRLEN(p_shq
) + 1));
1006 STRCPY(newcmd
, p_shq
);
1007 STRCAT(newcmd
, prevcmd
);
1008 STRCAT(newcmd
, p_shq
);
1011 if (addr_count
== 0) /* :! */
1013 /* echo the command */
1017 msg_outtrans(newcmd
);
1019 windgoto(msg_row
, msg_col
);
1021 do_shell(newcmd
, 0);
1025 /* Careful: This may recursively call do_bang() again! (because of
1027 do_filter(line1
, line2
, eap
, newcmd
, do_in
, do_out
);
1029 apply_autocmds(EVENT_SHELLFILTERPOST
, NULL
, NULL
, FALSE
, curbuf
);
1037 * do_filter: filter lines through a command given by the user
1039 * We mostly use temp files and the call_shell() routine here. This would
1040 * normally be done using pipes on a UNIX machine, but this is more portable
1041 * to non-unix machines. The call_shell() routine needs to be able
1042 * to deal with redirection somehow, and should handle things like looking
1043 * at the PATH env. variable, and adding reasonable extensions to the
1044 * command name given by the user. All reasonable versions of call_shell()
1046 * Alternatively, if on Unix and redirecting input or output, but not both,
1047 * and the 'shelltemp' option isn't set, use pipes.
1048 * We use input redirection if do_in is TRUE.
1049 * We use output redirection if do_out is TRUE.
1052 do_filter(line1
, line2
, eap
, cmd
, do_in
, do_out
)
1053 linenr_T line1
, line2
;
1054 exarg_T
*eap
; /* for forced 'ff' and 'fenc' */
1058 char_u
*itmp
= NULL
;
1059 char_u
*otmp
= NULL
;
1061 linenr_T read_linecount
;
1065 buf_T
*old_curbuf
= curbuf
;
1067 int shell_flags
= 0;
1069 if (*cmd
== NUL
) /* no filter command */
1074 * Check if external commands are allowed now.
1076 if (can_end_termcap_mode(TRUE
) == FALSE
)
1080 cursor_save
= curwin
->w_cursor
;
1081 linecount
= line2
- line1
+ 1;
1082 curwin
->w_cursor
.lnum
= line1
;
1083 curwin
->w_cursor
.col
= 0;
1084 changed_line_abv_curs();
1085 invalidate_botline();
1088 * When using temp files:
1089 * 1. * Form temp file names
1090 * 2. * Write the lines to a temp file
1091 * 3. Run the filter command on the temp file
1092 * 4. * Read the output of the command into the buffer
1093 * 5. * Delete the original lines to be filtered
1094 * 6. * Remove the temp files
1096 * When writing the input with a pipe or when catching the output with a
1097 * pipe only need to do 3.
1101 shell_flags
|= SHELL_DOOUT
;
1103 #if !defined(USE_SYSTEM) && defined(UNIX)
1104 if (!do_in
&& do_out
&& !p_stmp
)
1106 /* Use a pipe to fetch stdout of the command, do not use a temp file. */
1107 shell_flags
|= SHELL_READ
;
1108 curwin
->w_cursor
.lnum
= line2
;
1110 else if (do_in
&& !do_out
&& !p_stmp
)
1112 /* Use a pipe to write stdin of the command, do not use a temp file. */
1113 shell_flags
|= SHELL_WRITE
;
1114 curbuf
->b_op_start
.lnum
= line1
;
1115 curbuf
->b_op_end
.lnum
= line2
;
1117 else if (do_in
&& do_out
&& !p_stmp
)
1119 /* Use a pipe to write stdin and fetch stdout of the command, do not
1120 * use a temp file. */
1121 shell_flags
|= SHELL_READ
|SHELL_WRITE
;
1122 curbuf
->b_op_start
.lnum
= line1
;
1123 curbuf
->b_op_end
.lnum
= line2
;
1124 curwin
->w_cursor
.lnum
= line2
;
1128 if ((do_in
&& (itmp
= vim_tempname('i')) == NULL
)
1129 || (do_out
&& (otmp
= vim_tempname('o')) == NULL
))
1136 * The writing and reading of temp files will not be shown.
1137 * Vi also doesn't do this and the messages are not very informative.
1139 ++no_wait_return
; /* don't call wait_return() while busy */
1140 if (itmp
!= NULL
&& buf_write(curbuf
, itmp
, NULL
, line1
, line2
, eap
,
1141 FALSE
, FALSE
, FALSE
, TRUE
) == FAIL
)
1143 msg_putchar('\n'); /* keep message from buf_write() */
1145 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
1148 (void)EMSG2(_(e_notcreate
), itmp
); /* will call wait_return */
1152 if (curbuf
!= old_curbuf
)
1159 cmd_buf
= make_filter_cmd(cmd
, itmp
, otmp
);
1160 if (cmd_buf
== NULL
)
1163 windgoto((int)Rows
- 1, 0);
1167 * When not redirecting the output the command can write anything to the
1168 * screen. If 'shellredir' is equal to ">", screen may be messed up by
1169 * stderr output of external command. Clear the screen later.
1170 * If do_in is FALSE, this could be something like ":r !cat", which may
1171 * also mess up the screen, clear it later.
1173 if (!do_out
|| STRCMP(p_srr
, ">") == 0 || !do_in
)
1174 redraw_later_clear();
1178 if (u_save((linenr_T
)(line2
), (linenr_T
)(line2
+ 1)) == FAIL
)
1180 redraw_curbuf_later(VALID
);
1182 read_linecount
= curbuf
->b_ml
.ml_line_count
;
1185 * When call_shell() fails wait_return() is called to give the user a
1186 * chance to read the error messages. Otherwise errors are ignored, so you
1187 * can see the error messages from the command that appear on stdout; use
1188 * 'u' to fix the text
1189 * Switch to cooked mode when not redirecting stdin, avoids that something
1190 * like ":r !cat" hangs.
1191 * Pass on the SHELL_DOOUT flag when the output is being redirected.
1193 if (call_shell(cmd_buf
, SHELL_FILTER
| SHELL_COOKED
| shell_flags
))
1195 redraw_later_clear();
1200 did_check_timestamps
= FALSE
;
1201 need_check_timestamps
= TRUE
;
1203 /* When interrupting the shell command, it may still have produced some
1204 * useful output. Reset got_int here, so that readfile() won't cancel
1213 if (readfile(otmp
, NULL
, line2
, (linenr_T
)0, (linenr_T
)MAXLNUM
,
1214 eap
, READ_FILTER
) == FAIL
)
1216 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
1221 EMSG2(_(e_notread
), otmp
);
1226 if (curbuf
!= old_curbuf
)
1231 read_linecount
= curbuf
->b_ml
.ml_line_count
- read_linecount
;
1233 if (shell_flags
& SHELL_READ
)
1235 curbuf
->b_op_start
.lnum
= line2
+ 1;
1236 curbuf
->b_op_end
.lnum
= curwin
->w_cursor
.lnum
;
1237 appended_lines_mark(line2
, read_linecount
);
1242 if (cmdmod
.keepmarks
|| vim_strchr(p_cpo
, CPO_REMMARK
) == NULL
)
1244 if (read_linecount
>= linecount
)
1245 /* move all marks from old lines to new lines */
1246 mark_adjust(line1
, line2
, linecount
, 0L);
1249 /* move marks from old lines to new lines, delete marks
1250 * that are in deleted lines */
1251 mark_adjust(line1
, line1
+ read_linecount
- 1,
1253 mark_adjust(line1
+ read_linecount
, line2
, MAXLNUM
, 0L);
1258 * Put cursor on first filtered line for ":range!cmd".
1259 * Adjust '[ and '] (set by buf_write()).
1261 curwin
->w_cursor
.lnum
= line1
;
1262 del_lines(linecount
, TRUE
);
1263 curbuf
->b_op_start
.lnum
-= linecount
; /* adjust '[ */
1264 curbuf
->b_op_end
.lnum
-= linecount
; /* adjust '] */
1265 write_lnum_adjust(-linecount
); /* adjust last line
1268 foldUpdate(curwin
, curbuf
->b_op_start
.lnum
, curbuf
->b_op_end
.lnum
);
1274 * Put cursor on last new line for ":r !cmd".
1276 linecount
= curbuf
->b_op_end
.lnum
- curbuf
->b_op_start
.lnum
+ 1;
1277 curwin
->w_cursor
.lnum
= curbuf
->b_op_end
.lnum
;
1280 beginline(BL_WHITE
| BL_FIX
); /* cursor on first non-blank */
1283 if (linecount
> p_report
)
1287 vim_snprintf((char *)msg_buf
, sizeof(msg_buf
),
1288 _("%ld lines filtered"), (long)linecount
);
1289 if (msg(msg_buf
) && !msg_scroll
)
1290 /* save message to display it after redraw */
1291 set_keep_msg(msg_buf
, 0);
1294 msgmore((long)linecount
);
1300 /* put cursor back in same position for ":w !cmd" */
1301 curwin
->w_cursor
= cursor_save
;
1309 if (curbuf
!= old_curbuf
)
1312 EMSG(_("E135: *Filter* Autocommands must not change current buffer"));
1324 * Call a shell to execute a command.
1325 * When "cmd" is NULL start an interactive shell.
1328 do_shell(cmd
, flags
)
1330 int flags
; /* may be SHELL_DOOUT when output is redirected */
1333 #ifndef FEAT_GUI_MSWIN
1337 int winstart
= FALSE
;
1341 * Disallow shell commands for "rvim".
1342 * Disallow shell commands from .exrc and .vimrc in current directory for
1345 if (check_restricted() || check_secure())
1353 * Check if external commands are allowed now.
1355 if (can_end_termcap_mode(TRUE
) == FALSE
)
1359 * Check if ":!start" is used.
1362 winstart
= (STRNICMP(cmd
, "start ", 6) == 0);
1366 * For autocommands we want to get the output on the current screen, to
1367 * avoid having to type return below.
1369 msg_putchar('\r'); /* put cursor at start of line */
1382 msg_putchar('\n'); /* may shift screen one line up */
1384 /* warning message before calling the shell */
1390 for (buf
= firstbuf
; buf
; buf
= buf
->b_next
)
1391 if (bufIsChanged(buf
))
1393 #ifdef FEAT_GUI_MSWIN
1395 starttermcap(); /* don't want a message box here */
1397 MSG_PUTS(_("[No write since last change]\n"));
1398 #ifdef FEAT_GUI_MSWIN
1405 /* This windgoto is required for when the '\n' resulted in a "delete line
1406 * 1" command to the terminal. */
1407 if (!swapping_screen())
1408 windgoto(msg_row
, msg_col
);
1410 (void)call_shell(cmd
, SHELL_COOKED
| flags
);
1411 did_check_timestamps
= FALSE
;
1412 need_check_timestamps
= TRUE
;
1415 * put the message cursor at the end of the screen, avoids wait_return()
1416 * to overwrite the text that the external command showed
1418 if (!swapping_screen())
1427 if (msg_silent
== 0)
1428 redraw_later_clear();
1434 * For ":sh" there is no need to call wait_return(), just redraw.
1435 * Also for the Win32 GUI (the output is in a console window).
1436 * Otherwise there is probably text on the screen that the user wants
1437 * to read before redrawing, so call wait_return().
1439 #ifndef FEAT_GUI_MSWIN
1442 || (winstart
&& !need_wait_return
)
1446 if (msg_silent
== 0)
1447 redraw_later_clear();
1448 need_wait_return
= FALSE
;
1453 * If we switch screens when starttermcap() is called, we really
1454 * want to wait for "hit return to continue".
1456 save_nwr
= no_wait_return
;
1457 if (swapping_screen())
1458 no_wait_return
= FALSE
;
1460 wait_return(term_console
? -1 : msg_silent
== 0); /* see below */
1462 wait_return(msg_silent
== 0);
1464 no_wait_return
= save_nwr
;
1466 #endif /* FEAT_GUI_W32 */
1469 if (!winstart
) /* if winstart==TRUE, never stopped termcap! */
1471 starttermcap(); /* start termcap if not done by wait_return() */
1474 * In an Amiga window redrawing is caused by asking the window size.
1475 * If we got an interrupt this will not work. The chance that the
1476 * window size is wrong is very small, but we need to redraw the
1477 * screen. Don't do this if ':' hit in wait_return(). THIS IS UGLY
1478 * but it saves an extra redraw.
1481 if (skip_redraw
) /* ':' hit in wait_return() */
1483 if (msg_silent
== 0)
1484 redraw_later_clear();
1486 else if (term_console
)
1488 OUT_STR(IF_EB("\033[0 q", ESC_STR
"[0 q")); /* get window size */
1489 if (got_int
&& msg_silent
== 0)
1490 redraw_later_clear(); /* if got_int is TRUE, redraw needed */
1492 must_redraw
= 0; /* no extra redraw needed */
1497 /* display any error messages now */
1501 apply_autocmds(EVENT_SHELLCMDPOST
, NULL
, NULL
, FALSE
, curbuf
);
1506 * Create a shell command from a command string, input redirection file and
1507 * output redirection file.
1508 * Returns an allocated string with the shell command, or NULL for failure.
1511 make_filter_cmd(cmd
, itmp
, otmp
)
1512 char_u
*cmd
; /* command */
1513 char_u
*itmp
; /* NULL or name of input file */
1514 char_u
*otmp
; /* NULL or name of output file */
1519 len
= (long_u
)STRLEN(cmd
) + 3; /* "()" + NUL */
1521 len
+= (long_u
)STRLEN(itmp
) + 9; /* " { < " + " } " */
1523 len
+= (long_u
)STRLEN(otmp
) + (long_u
)STRLEN(p_srr
) + 2; /* " " */
1524 buf
= lalloc(len
, TRUE
);
1528 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2)
1530 * Put braces around the command (for concatenated commands) when
1531 * redirecting input and/or output.
1533 if (itmp
!= NULL
|| otmp
!= NULL
)
1534 sprintf((char *)buf
, "(%s)", (char *)cmd
);
1544 * for shells that don't understand braces around commands, at least allow
1545 * the use of commands in a pipe.
1553 * If there is a pipe, we have to put the '<' in front of it.
1554 * Don't do this when 'shellquote' is not empty, otherwise the
1555 * redirection would be inside the quotes.
1559 p
= vim_strchr(buf
, '|');
1564 STRCAT(buf
, " { < "); /* Use RISC OS notation for input. */
1568 STRCAT(buf
, " <"); /* " < " causes problems on Amiga */
1573 p
= vim_strchr(cmd
, '|');
1576 STRCAT(buf
, " "); /* insert a space before the '|' for DOS */
1583 append_redir(buf
, p_srr
, otmp
);
1589 * Append output redirection for file "fname" to the end of string buffer "buf"
1590 * Works with the 'shellredir' and 'shellpipe' options.
1591 * The caller should make sure that there is enough room:
1592 * STRLEN(opt) + STRLEN(fname) + 3
1595 append_redir(buf
, opt
, fname
)
1603 /* find "%s", skipping "%%" */
1604 for (p
= opt
; (p
= vim_strchr(p
, '%')) != NULL
; ++p
)
1609 *buf
= ' '; /* not really needed? Not with sh, ksh or bash */
1610 sprintf((char *)buf
+ 1, (char *)opt
, (char *)fname
);
1613 sprintf((char *)buf
,
1614 #ifdef FEAT_QUICKFIX
1616 opt
!= p_sp
? " %s%s" :
1621 " %s%s", /* " > %s" causes problems on Amiga */
1623 " %s %s", /* But is needed for 'shellpipe' and RISC OS */
1626 (char *)opt
, (char *)fname
);
1631 static int no_viminfo
__ARGS((void));
1632 static int viminfo_errcnt
;
1637 /* "vim -i NONE" does not read or write a viminfo file */
1638 return (use_viminfo
!= NULL
&& STRCMP(use_viminfo
, "NONE") == 0);
1642 * Report an error for reading a viminfo file.
1643 * Count the number of errors. When there are more than 10, return TRUE.
1646 viminfo_error(errnum
, message
, line
)
1651 vim_snprintf((char *)IObuff
, IOSIZE
, _("%sviminfo: %s in line: "),
1653 STRNCAT(IObuff
, line
, IOSIZE
- STRLEN(IObuff
));
1654 if (IObuff
[STRLEN(IObuff
) - 1] == '\n')
1655 IObuff
[STRLEN(IObuff
) - 1] = NUL
;
1657 if (++viminfo_errcnt
>= 10)
1659 EMSG(_("E136: viminfo: Too many errors, skipping rest of file"));
1666 * read_viminfo() -- Read the viminfo file. Registers etc. which are already
1667 * set are not over-written unless force is TRUE. -- webb
1670 read_viminfo(file
, want_info
, want_marks
, forceit
)
1682 fname
= viminfo_filename(file
); /* may set to default if NULL */
1685 fp
= mch_fopen((char *)fname
, READBIN
);
1690 smsg((char_u
*)_("Reading viminfo file \"%s\"%s%s%s"),
1692 want_info
? _(" info") : "",
1693 want_marks
? _(" marks") : "",
1694 fp
== NULL
? _(" FAILED") : "");
1703 do_viminfo(fp
, NULL
, want_info
, want_marks
, forceit
);
1711 * write_viminfo() -- Write the viminfo file. The old one is read in first so
1712 * that effectively a merge of current info and old info is done. This allows
1713 * multiple vims to run simultaneously, without losing any marks etc. If
1714 * forceit is TRUE, then the old file is not read in, and only internal info is
1715 * written to the file. -- webb
1718 write_viminfo(file
, forceit
)
1723 FILE *fp_in
= NULL
; /* input viminfo file, if any */
1724 FILE *fp_out
= NULL
; /* output viminfo file */
1725 char_u
*tempname
= NULL
; /* name of temp viminfo file */
1726 struct stat st_new
; /* mch_stat() of potential new file */
1728 #if defined(UNIX) || defined(VMS)
1732 int shortname
= FALSE
; /* use 8.3 file name */
1733 struct stat st_old
; /* mch_stat() of existing viminfo file */
1742 fname
= viminfo_filename(file
); /* may set to default if NULL */
1746 fp_in
= mch_fopen((char *)fname
, READBIN
);
1749 /* if it does exist, but we can't read it, don't try writing */
1750 if (mch_stat((char *)fname
, &st_new
) == 0)
1752 #if defined(UNIX) || defined(VMS)
1754 * For Unix we create the .viminfo non-accessible for others,
1755 * because it may contain text from non-accessible documents.
1757 umask_save
= umask(077);
1759 fp_out
= mch_fopen((char *)fname
, WRITEBIN
);
1760 #if defined(UNIX) || defined(VMS)
1761 (void)umask(umask_save
);
1767 * There is an existing viminfo file. Create a temporary file to
1768 * write the new viminfo into, in the same directory as the
1769 * existing viminfo file, which will be renamed later.
1773 * For Unix we check the owner of the file. It's not very nice to
1774 * overwrite a user's viminfo file after a "su root", with a
1775 * viminfo file that the user can't read.
1777 st_old
.st_dev
= st_old
.st_ino
= 0;
1778 st_old
.st_mode
= 0600;
1779 if (mch_stat((char *)fname
, &st_old
) == 0
1780 && getuid() != ROOT_UID
1781 && !(st_old
.st_uid
== getuid()
1782 ? (st_old
.st_mode
& 0200)
1783 : (st_old
.st_gid
== getgid()
1784 ? (st_old
.st_mode
& 0020)
1785 : (st_old
.st_mode
& 0002))))
1787 int tt
= msg_didany
;
1789 /* avoid a wait_return for this message, it's annoying */
1790 EMSG2(_("E137: Viminfo file is not writable: %s"), fname
);
1797 /* Get the file attributes of the existing viminfo file. */
1798 perm
= mch_getperm(fname
);
1803 * May try twice: Once normal and once with shortname set, just in
1804 * case somebody puts his viminfo file in an 8.3 filesystem.
1808 tempname
= buf_modname(
1815 # ifdef FEAT_GUI_W32
1833 if (tempname
== NULL
) /* out of memory */
1837 * Check if tempfile already exists. Never overwrite an
1840 if (mch_stat((char *)tempname
, &st_new
) == 0)
1844 * Check if tempfile is same as original file. May happen
1845 * when modname() gave the same file back. E.g. silly
1846 * link, or file name-length reached. Try again with
1849 if (!shortname
&& st_new
.st_dev
== st_old
.st_dev
1850 && st_new
.st_ino
== st_old
.st_ino
)
1859 * Try another name. Change one character, just before
1860 * the extension. This should also work for an 8.3
1861 * file name, when after adding the extension it still is
1862 * the same file as the original.
1864 wp
= tempname
+ STRLEN(tempname
) - 5;
1865 if (wp
< gettail(tempname
)) /* empty file name? */
1866 wp
= gettail(tempname
);
1867 for (*wp
= 'z'; mch_stat((char *)tempname
, &st_new
) == 0;
1871 * They all exist? Must be something wrong! Don't
1872 * write the viminfo file then.
1885 if (tempname
!= NULL
)
1888 /* fdopen() fails for some reason */
1889 umask_save
= umask(077);
1890 fp_out
= mch_fopen((char *)tempname
, WRITEBIN
);
1891 (void)umask(umask_save
);
1895 /* Use mch_open() to be able to use O_NOFOLLOW and set file
1897 * Unix: same as original file, but strip s-bit. Reset umask to
1898 * avoid it getting in the way.
1899 * Others: r&w for user only. */
1901 umask_save
= umask(0);
1902 fd
= mch_open((char *)tempname
,
1903 O_CREAT
|O_EXTRA
|O_EXCL
|O_WRONLY
|O_NOFOLLOW
,
1904 (int)((st_old
.st_mode
& 0777) | 0600));
1905 (void)umask(umask_save
);
1907 fd
= mch_open((char *)tempname
,
1908 O_CREAT
|O_EXTRA
|O_EXCL
|O_WRONLY
|O_NOFOLLOW
, 0600);
1913 fp_out
= fdopen(fd
, WRITEBIN
);
1917 * If we can't create in the same directory, try creating a
1918 * "normal" temp file.
1923 if ((tempname
= vim_tempname('o')) != NULL
)
1924 fp_out
= mch_fopen((char *)tempname
, WRITEBIN
);
1927 #if defined(UNIX) && defined(HAVE_FCHOWN)
1929 * Make sure the owner can read/write it. This only works for
1933 (void)fchown(fileno(fp_out
), st_old
.st_uid
, st_old
.st_gid
);
1939 * Check if the new viminfo file can be written to.
1943 EMSG2(_("E138: Can't write viminfo file %s!"),
1944 (fp_in
== NULL
|| tempname
== NULL
) ? fname
: tempname
);
1953 smsg((char_u
*)_("Writing viminfo file \"%s\""), fname
);
1958 do_viminfo(fp_in
, fp_out
, !forceit
, !forceit
, FALSE
);
1960 fclose(fp_out
); /* errors are ignored !? */
1966 * In case of an error keep the original viminfo file.
1967 * Otherwise rename the newly written file.
1969 if (viminfo_errcnt
|| vim_rename(tempname
, fname
) == -1)
1970 mch_remove(tempname
);
1973 /* If the viminfo file was hidden then also hide the new file. */
1974 if (perm
> 0 && (perm
& FILE_ATTRIBUTE_HIDDEN
))
1985 * Get the viminfo file name to use.
1986 * If "file" is given and not empty, use it (has already been expanded by
1987 * cmdline functions).
1988 * Otherwise use "-i file_name", value from 'viminfo' or the default, and
1989 * expand environment variables.
1990 * Returns an allocated string. NULL when out of memory.
1993 viminfo_filename(file
)
1996 if (file
== NULL
|| *file
== NUL
)
1998 if (use_viminfo
!= NULL
)
2000 else if ((file
= find_viminfo_parameter('n')) == NULL
|| *file
== NUL
)
2002 #ifdef VIMINFO_FILE2
2003 /* don't use $HOME when not defined (turned into "c:/"!). */
2005 if (mch_getenv((char_u
*)"SYS$LOGIN") == NULL
)
2007 if (mch_getenv((char_u
*)"HOME") == NULL
)
2010 /* don't use $VIM when not available. */
2011 expand_env((char_u
*)"$VIM", NameBuff
, MAXPATHL
);
2012 if (STRCMP("$VIM", NameBuff
) != 0) /* $VIM was expanded */
2013 file
= (char_u
*)VIMINFO_FILE2
;
2015 file
= (char_u
*)VIMINFO_FILE
;
2019 file
= (char_u
*)VIMINFO_FILE
;
2021 expand_env(file
, NameBuff
, MAXPATHL
);
2024 return vim_strsave(file
);
2028 * do_viminfo() -- Should only be called from read_viminfo() & write_viminfo().
2031 do_viminfo(fp_in
, fp_out
, want_info
, want_marks
, force_read
)
2042 if ((vir
.vir_line
= alloc(LSIZE
)) == NULL
)
2046 vir
.vir_conv
.vc_type
= CONV_NONE
;
2052 eof
= read_viminfo_up_to_marks(&vir
, force_read
, fp_out
!= NULL
);
2054 /* Skip info, find start of marks */
2055 while (!(eof
= viminfo_readline(&vir
))
2056 && vir
.vir_line
[0] != '>')
2061 /* Write the info: */
2062 fprintf(fp_out
, _("# This viminfo file was generated by Vim %s.\n"),
2063 VIM_VERSION_MEDIUM
);
2064 fprintf(fp_out
, _("# You may edit it if you're careful!\n\n"));
2066 fprintf(fp_out
, _("# Value of 'encoding' when this file was written\n"));
2067 fprintf(fp_out
, "*encoding=%s\n\n", p_enc
);
2069 write_viminfo_search_pattern(fp_out
);
2070 write_viminfo_sub_string(fp_out
);
2072 write_viminfo_history(fp_out
);
2074 write_viminfo_registers(fp_out
);
2076 write_viminfo_varlist(fp_out
);
2078 write_viminfo_filemarks(fp_out
);
2079 write_viminfo_bufferlist(fp_out
);
2080 count
= write_viminfo_marks(fp_out
);
2082 if (fp_in
!= NULL
&& want_marks
)
2083 copy_viminfo_marks(&vir
, fp_out
, count
, eof
);
2085 vim_free(vir
.vir_line
);
2087 if (vir
.vir_conv
.vc_type
!= CONV_NONE
)
2088 convert_setup(&vir
.vir_conv
, NULL
, NULL
);
2093 * read_viminfo_up_to_marks() -- Only called from do_viminfo(). Reads in the
2094 * first part of the viminfo file which contains everything but the marks that
2095 * are local to a file. Returns TRUE when end-of-file is reached. -- webb
2098 read_viminfo_up_to_marks(virp
, forceit
, writing
)
2107 prepare_viminfo_history(forceit
? 9999 : 0);
2109 eof
= viminfo_readline(virp
);
2110 while (!eof
&& virp
->vir_line
[0] != '>')
2112 switch (virp
->vir_line
[0])
2114 /* Characters reserved for future expansion, ignored now */
2115 case '+': /* "+40 /path/dir file", for running vim without args */
2116 case '|': /* to be defined */
2117 case '^': /* to be defined */
2118 case '<': /* long line - ignored */
2119 /* A comment or empty line. */
2124 eof
= viminfo_readline(virp
);
2126 case '*': /* "*encoding=value" */
2127 eof
= viminfo_encoding(virp
);
2129 case '!': /* global variable */
2131 eof
= read_viminfo_varlist(virp
, writing
);
2133 eof
= viminfo_readline(virp
);
2136 case '%': /* entry for buffer list */
2137 eof
= read_viminfo_bufferlist(virp
, writing
);
2140 eof
= read_viminfo_register(virp
, forceit
);
2142 case '/': /* Search string */
2143 case '&': /* Substitute search string */
2144 case '~': /* Last search string, followed by '/' or '&' */
2145 eof
= read_viminfo_search_pattern(virp
, forceit
);
2148 eof
= read_viminfo_sub_string(virp
, forceit
);
2155 eof
= read_viminfo_history(virp
);
2157 eof
= viminfo_readline(virp
);
2162 eof
= read_viminfo_filemark(virp
, forceit
);
2165 if (viminfo_error("E575: ", _("Illegal starting char"),
2169 eof
= viminfo_readline(virp
);
2175 /* Finish reading history items. */
2176 finish_viminfo_history();
2179 /* Change file names to buffer numbers for fmarks. */
2180 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
2181 fmarks_check_names(buf
);
2187 * Compare the 'encoding' value in the viminfo file with the current value of
2188 * 'encoding'. If different and the 'c' flag is in 'viminfo', setup for
2189 * conversion of text with iconv() in viminfo_readstring().
2192 viminfo_encoding(virp
)
2199 if (get_viminfo_parameter('c') != 0)
2201 p
= vim_strchr(virp
->vir_line
, '=');
2204 /* remove trailing newline */
2206 for (i
= 0; vim_isprintc(p
[i
]); ++i
)
2210 convert_setup(&virp
->vir_conv
, p
, p_enc
);
2214 return viminfo_readline(virp
);
2218 * Read a line from the viminfo file.
2219 * Returns TRUE for end-of-file;
2222 viminfo_readline(virp
)
2225 return vim_fgets(virp
->vir_line
, LSIZE
, virp
->vir_fd
);
2229 * check string read from viminfo file
2230 * remove '\n' at the end of the line
2231 * - replace CTRL-V CTRL-V with CTRL-V
2232 * - replace CTRL-V 'n' with '\n'
2234 * Check for a long line as written by viminfo_writestring().
2236 * Return the string in allocated memory (NULL when out of memory).
2240 viminfo_readstring(virp
, off
, convert
)
2242 int off
; /* offset for virp->vir_line */
2243 int convert
; /* convert the string */
2249 if (virp
->vir_line
[off
] == Ctrl_V
&& vim_isdigit(virp
->vir_line
[off
+ 1]))
2251 len
= atol((char *)virp
->vir_line
+ off
+ 1);
2252 retval
= lalloc(len
, TRUE
);
2255 /* Line too long? File messed up? Skip next line. */
2256 (void)vim_fgets(virp
->vir_line
, 10, virp
->vir_fd
);
2259 (void)vim_fgets(retval
, (int)len
, virp
->vir_fd
);
2260 s
= retval
+ 1; /* Skip the leading '<' */
2264 retval
= vim_strsave(virp
->vir_line
+ off
);
2270 /* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */
2272 while (*s
!= NUL
&& *s
!= '\n')
2274 if (s
[0] == Ctrl_V
&& s
[1] != NUL
)
2288 if (convert
&& virp
->vir_conv
.vc_type
!= CONV_NONE
&& *retval
!= NUL
)
2290 d
= string_convert(&virp
->vir_conv
, retval
, NULL
);
2303 * write string to viminfo file
2304 * - replace CTRL-V with CTRL-V CTRL-V
2305 * - replace '\n' with CTRL-V 'n'
2306 * - add a '\n' at the end
2309 * - write " CTRL-V <length> \n " in first line
2310 * - write " < <string> \n " in second line
2313 viminfo_writestring(fd
, p
)
2321 for (s
= p
; *s
!= NUL
; ++s
)
2323 if (*s
== Ctrl_V
|| *s
== '\n')
2328 /* If the string will be too long, write its length and put it in the next
2329 * line. Take into account that some room is needed for what comes before
2330 * the string (e.g., variable name). Add something to the length for the
2331 * '<', NL and trailing NUL. */
2332 if (len
> LSIZE
/ 2)
2333 fprintf(fd
, IF_EB("\026%d\n<", CTRL_V_STR
"%d\n<"), len
+ 3);
2335 while ((c
= *p
++) != NUL
)
2337 if (c
== Ctrl_V
|| c
== '\n')
2347 #endif /* FEAT_VIMINFO */
2350 * Implementation of ":fixdel", also used by get_stty().
2351 * <BS> resulting <Del>
2362 p
= find_termcode((char_u
*)"kb");
2363 add_termcode((char_u
*)"kD", p
!= NULL
2364 && *p
== DEL
? (char_u
*)CTRL_H_STR
: DEL_STR
, FALSE
);
2368 print_line_no_prefix(lnum
, use_number
, list
)
2375 if (curwin
->w_p_nu
|| use_number
)
2377 sprintf((char *)numbuf
, "%*ld ", number_width(curwin
), (long)lnum
);
2378 msg_puts_attr(numbuf
, hl_attr(HLF_N
)); /* Highlight line nrs */
2380 msg_prt_line(ml_get(lnum
), list
);
2384 * Print a text line. Also in silent mode ("ex -s").
2387 print_line(lnum
, use_number
, list
)
2392 int save_silent
= silent_mode
;
2395 silent_mode
= FALSE
;
2396 info_message
= TRUE
; /* use mch_msg(), not mch_errmsg() */
2397 print_line_no_prefix(lnum
, use_number
, list
);
2401 cursor_on(); /* msg_start() switches it off */
2403 silent_mode
= save_silent
;
2404 info_message
= FALSE
;
2409 * ":file[!] [fname]".
2415 char_u
*fname
, *sfname
, *xfname
;
2418 /* ":0file" removes the file name. Check for illegal uses ":3file",
2419 * "0file name", etc. */
2420 if (eap
->addr_count
> 0
2421 && (*eap
->arg
!= NUL
2423 || eap
->addr_count
> 1))
2429 if (*eap
->arg
!= NUL
|| eap
->addr_count
== 1)
2433 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, curbuf
);
2434 /* buffer changed, don't change name now */
2438 if (aborting()) /* autocmds may abort script processing */
2443 * The name of the current buffer will be changed.
2444 * A new (unlisted) buffer entry needs to be made to hold the old file
2445 * name, which will become the alternate file name.
2446 * But don't set the alternate file name if the buffer didn't have a
2449 fname
= curbuf
->b_ffname
;
2450 sfname
= curbuf
->b_sfname
;
2451 xfname
= curbuf
->b_fname
;
2452 curbuf
->b_ffname
= NULL
;
2453 curbuf
->b_sfname
= NULL
;
2454 if (setfname(curbuf
, eap
->arg
, NULL
, TRUE
) == FAIL
)
2456 curbuf
->b_ffname
= fname
;
2457 curbuf
->b_sfname
= sfname
;
2460 curbuf
->b_flags
|= BF_NOTEDITED
;
2461 if (xfname
!= NULL
&& *xfname
!= NUL
)
2463 buf
= buflist_new(fname
, xfname
, curwin
->w_cursor
.lnum
, 0);
2464 if (buf
!= NULL
&& !cmdmod
.keepalt
)
2465 curwin
->w_alt_fnum
= buf
->b_fnum
;
2470 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, curbuf
);
2472 /* Change directories when the 'acd' option is set. */
2475 /* print full file name if :cd used */
2476 fileinfo(FALSE
, FALSE
, eap
->forceit
);
2486 if (curbufIsChanged())
2487 (void)do_write(eap
);
2491 * ":write" and ":saveas".
2497 if (eap
->usefilter
) /* input lines to shell command */
2498 do_bang(1, eap
, FALSE
, TRUE
, FALSE
);
2500 (void)do_write(eap
);
2504 * write current buffer to file 'eap->arg'
2505 * if 'eap->append' is TRUE, append to the file
2507 * if *eap->arg == NUL write to current file
2509 * return FAIL for failure, OK otherwise
2516 char_u
*fname
= NULL
; /* init to shut up gcc */
2519 char_u
*free_fname
= NULL
;
2521 char_u
*browse_file
= NULL
;
2523 buf_T
*alt_buf
= NULL
;
2525 if (not_writing()) /* check 'write' option */
2532 browse_file
= do_browse(BROWSE_SAVE
, (char_u
*)_("Save As"), ffname
,
2533 NULL
, NULL
, NULL
, curbuf
);
2534 if (browse_file
== NULL
)
2536 ffname
= browse_file
;
2541 if (eap
->cmdidx
== CMD_saveas
)
2551 free_fname
= fix_fname(ffname
);
2553 * When out-of-memory, keep unexpanded file name, because we MUST be
2554 * able to write the file in this situation.
2556 if (free_fname
!= NULL
)
2557 ffname
= free_fname
;
2558 other
= otherfile(ffname
);
2562 * If we have a new file, put its name in the list of alternate file names.
2566 if (vim_strchr(p_cpo
, CPO_ALTWRITE
) != NULL
2567 || eap
->cmdidx
== CMD_saveas
)
2568 alt_buf
= setaltfname(ffname
, fname
, (linenr_T
)1);
2570 alt_buf
= buflist_findname(ffname
);
2571 if (alt_buf
!= NULL
&& alt_buf
->b_ml
.ml_mfp
!= NULL
)
2573 /* Overwriting a file that is loaded in another buffer is not a
2575 EMSG(_(e_bufloaded
));
2581 * Writing to the current file is not allowed in readonly mode
2582 * and a file name is required.
2583 * "nofile" and "nowrite" buffers cannot be written implicitly either.
2586 #ifdef FEAT_QUICKFIX
2587 bt_dontwrite_msg(curbuf
) ||
2589 check_fname() == FAIL
|| check_readonly(&eap
->forceit
, curbuf
)))
2594 ffname
= curbuf
->b_ffname
;
2595 fname
= curbuf
->b_fname
;
2597 * Not writing the whole file is only allowed with '!'.
2599 if ( (eap
->line1
!= 1
2600 || eap
->line2
!= curbuf
->b_ml
.ml_line_count
)
2605 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2606 if (p_confirm
|| cmdmod
.confirm
)
2608 if (vim_dialog_yesno(VIM_QUESTION
, NULL
,
2609 (char_u
*)_("Write partial file?"), 2) != VIM_YES
)
2611 eap
->forceit
= TRUE
;
2616 EMSG(_("E140: Use ! to write partial buffer"));
2622 if (check_overwrite(eap
, curbuf
, fname
, ffname
, other
) == OK
)
2624 if (eap
->cmdidx
== CMD_saveas
&& alt_buf
!= NULL
)
2627 buf_T
*was_curbuf
= curbuf
;
2629 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, curbuf
);
2630 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, alt_buf
);
2632 if (curbuf
!= was_curbuf
|| aborting())
2634 if (curbuf
!= was_curbuf
)
2637 /* buffer changed, don't change name now */
2642 /* Exchange the file names for the current and the alternate
2643 * buffer. This makes it look like we are now editing the buffer
2644 * under the new name. Must be done before buf_write(), because
2645 * if there is no file name and 'cpo' contains 'F', it will set
2647 fname
= alt_buf
->b_fname
;
2648 alt_buf
->b_fname
= curbuf
->b_fname
;
2649 curbuf
->b_fname
= fname
;
2650 fname
= alt_buf
->b_ffname
;
2651 alt_buf
->b_ffname
= curbuf
->b_ffname
;
2652 curbuf
->b_ffname
= fname
;
2653 fname
= alt_buf
->b_sfname
;
2654 alt_buf
->b_sfname
= curbuf
->b_sfname
;
2655 curbuf
->b_sfname
= fname
;
2656 buf_name_changed(curbuf
);
2658 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, curbuf
);
2659 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, alt_buf
);
2660 if (!alt_buf
->b_p_bl
)
2662 alt_buf
->b_p_bl
= TRUE
;
2663 apply_autocmds(EVENT_BUFADD
, NULL
, NULL
, FALSE
, alt_buf
);
2666 if (curbuf
!= was_curbuf
|| aborting())
2668 if (curbuf
!= was_curbuf
)
2671 /* buffer changed, don't write the file */
2676 /* If 'filetype' was empty try detecting it now. */
2677 if (*curbuf
->b_p_ft
== NUL
)
2679 if (au_has_group((char_u
*)"filetypedetect"))
2680 (void)do_doautocmd((char_u
*)"filetypedetect BufRead",
2687 retval
= buf_write(curbuf
, ffname
, fname
, eap
->line1
, eap
->line2
,
2688 eap
, eap
->append
, eap
->forceit
, TRUE
, FALSE
);
2690 /* After ":saveas fname" reset 'readonly'. */
2691 if (eap
->cmdidx
== CMD_saveas
)
2694 curbuf
->b_p_ro
= FALSE
;
2695 /* Change directories when the 'acd' option is set. */
2702 vim_free(browse_file
);
2704 vim_free(free_fname
);
2709 * Check if it is allowed to overwrite a file. If b_flags has BF_NOTEDITED,
2710 * BF_NEW or BF_READERR, check for overwriting current file.
2711 * May set eap->forceit if a dialog says it's OK to overwrite.
2712 * Return OK if it's OK, FAIL if it is not.
2716 check_overwrite(eap
, buf
, fname
, ffname
, other
)
2719 char_u
*fname
; /* file name to be used (can differ from
2721 char_u
*ffname
; /* full path version of fname */
2722 int other
; /* writing under other name */
2725 * write to other file or b_flags set or not writing the whole file:
2726 * overwriting only allowed with '!'
2729 || (buf
->b_flags
& BF_NOTEDITED
)
2730 || ((buf
->b_flags
& BF_NEW
)
2731 && vim_strchr(p_cpo
, CPO_OVERNEW
) == NULL
)
2732 || (buf
->b_flags
& BF_READERR
))
2734 && vim_fexists(ffname
))
2736 if (!eap
->forceit
&& !eap
->append
)
2739 /* with UNIX it is possible to open a directory */
2740 if (mch_isdir(ffname
))
2742 EMSG2(_(e_isadir2
), ffname
);
2746 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2747 if (p_confirm
|| cmdmod
.confirm
)
2749 char_u buff
[IOSIZE
];
2751 dialog_msg(buff
, _("Overwrite existing file \"%s\"?"), fname
);
2752 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2) != VIM_YES
)
2754 eap
->forceit
= TRUE
;
2764 /* For ":w! filename" check that no swap file exists for "filename". */
2765 if (other
&& !emsg_silent
)
2767 char_u dir
[MAXPATHL
];
2772 /* We only try the first entry in 'directory', without checking if
2773 * it's writable. If the "." directory is not writable the write
2774 * will probably fail anyway.
2775 * Use 'shortname' of the current buffer, since there is no buffer
2776 * for the written file. */
2782 copy_option_part(&p
, dir
, MAXPATHL
, ",");
2784 swapname
= makeswapname(fname
, ffname
, curbuf
, dir
);
2785 r
= vim_fexists(swapname
);
2788 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2789 if (p_confirm
|| cmdmod
.confirm
)
2791 char_u buff
[IOSIZE
];
2794 _("Swap file \"%s\" exists, overwrite anyway?"),
2796 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2)
2802 eap
->forceit
= TRUE
;
2807 EMSG2(_("E768: Swap file exists: %s (:silent! overrides)"),
2820 * Handle ":wnext", ":wNext" and ":wprevious" commands.
2828 if (eap
->cmd
[1] == 'n')
2829 i
= curwin
->w_arg_idx
+ (int)eap
->line2
;
2831 i
= curwin
->w_arg_idx
- (int)eap
->line2
;
2833 eap
->line2
= curbuf
->b_ml
.ml_line_count
;
2834 if (do_write(eap
) != FAIL
)
2839 * ":wall", ":wqall" and ":xall": Write all changed files (and exit).
2847 int save_forceit
= eap
->forceit
;
2849 if (eap
->cmdidx
== CMD_xall
|| eap
->cmdidx
== CMD_wqall
)
2852 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
2854 if (bufIsChanged(buf
))
2857 * Check if there is a reason the buffer cannot be written:
2858 * 1. if the 'write' option is set
2859 * 2. if there is no file name (even after browsing)
2860 * 3. if the 'readonly' is set (even after a dialog)
2861 * 4. if overwriting is allowed (even after a dialog)
2869 /* ":browse wall": ask for file name if there isn't one */
2870 if (buf
->b_ffname
== NULL
&& cmdmod
.browse
)
2871 browse_save_fname(buf
);
2873 if (buf
->b_ffname
== NULL
)
2875 EMSGN(_("E141: No file name for buffer %ld"), (long)buf
->b_fnum
);
2878 else if (check_readonly(&eap
->forceit
, buf
)
2879 || check_overwrite(eap
, buf
, buf
->b_fname
, buf
->b_ffname
,
2886 if (buf_write_all(buf
, eap
->forceit
) == FAIL
)
2889 /* an autocommand may have deleted the buffer */
2890 if (!buf_valid(buf
))
2894 eap
->forceit
= save_forceit
; /* check_overwrite() may set it */
2900 getout(0); /* exit Vim */
2906 * Check the 'write' option.
2907 * Return TRUE and give a message when it's not st.
2914 EMSG(_("E142: File not written: Writing is disabled by 'write' option"));
2919 * Check if a buffer is read-only (either 'readonly' option is set or file is
2920 * read-only). Ask for overruling in a dialog. Return TRUE and give an error
2921 * message when the buffer is readonly.
2924 check_readonly(forceit
, buf
)
2930 /* Handle a file being readonly when the 'readonly' option is set or when
2931 * the file exists and permissions are read-only.
2932 * We will send 0777 to check_file_readonly(), as the "perm" variable is
2933 * important for device checks but not here. */
2934 if (!*forceit
&& (buf
->b_p_ro
2935 || (mch_stat((char *)buf
->b_ffname
, &st
) >= 0
2936 && check_file_readonly(buf
->b_ffname
, 0777))))
2938 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2939 if ((p_confirm
|| cmdmod
.confirm
) && buf
->b_fname
!= NULL
)
2941 char_u buff
[IOSIZE
];
2944 dialog_msg(buff
, _("'readonly' option is set for \"%s\".\nDo you wish to write anyway?"),
2947 dialog_msg(buff
, _("File permissions of \"%s\" are read-only.\nIt may still be possible to write it.\nDo you wish to try?"),
2950 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2) == VIM_YES
)
2952 /* Set forceit, to force the writing of a readonly file */
2962 EMSG(_(e_readonly
));
2964 EMSG2(_("E505: \"%s\" is read-only (add ! to override)"),
2973 * Try to abandon current file and edit a new or existing file.
2974 * 'fnum' is the number of the file, if zero use ffname/sfname.
2976 * Return 1 for "normal" error, 2 for "not written" error, 0 for success
2977 * -1 for successfully opening another file.
2978 * 'lnum' is the line number for the cursor in the new file (if non-zero).
2981 getfile(fnum
, ffname
, sfname
, setpm
, lnum
, forceit
)
2991 char_u
*free_me
= NULL
;
2996 if (curbuf_locked())
3002 /* make ffname full path, set sfname */
3003 fname_expand(curbuf
, &ffname
, &sfname
);
3004 other
= otherfile(ffname
);
3005 free_me
= ffname
; /* has been allocated, free() later */
3008 other
= (fnum
!= curbuf
->b_fnum
);
3011 ++no_wait_return
; /* don't wait for autowrite message */
3012 if (other
&& !forceit
&& curbuf
->b_nwindows
== 1 && !P_HID(curbuf
)
3013 && curbufIsChanged() && autowrite(curbuf
, forceit
) == FAIL
)
3015 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
3016 if (p_confirm
&& p_write
)
3017 dialog_changed(curbuf
, FALSE
);
3018 if (curbufIsChanged())
3023 EMSG(_(e_nowrtmsg
));
3024 retval
= 2; /* file has been changed */
3035 curwin
->w_cursor
.lnum
= lnum
;
3036 check_cursor_lnum();
3037 beginline(BL_SOL
| BL_FIX
);
3038 retval
= 0; /* it's in the same file */
3040 else if (do_ecmd(fnum
, ffname
, sfname
, NULL
, lnum
,
3041 (P_HID(curbuf
) ? ECMD_HIDE
: 0) + (forceit
? ECMD_FORCEIT
: 0)) == OK
)
3042 retval
= -1; /* opened another file */
3044 retval
= 1; /* error encountered */
3052 * start editing a new file
3054 * fnum: file number; if zero use ffname/sfname
3055 * ffname: the file name
3056 * - full path if sfname used,
3057 * - any file name if sfname is NULL
3058 * - empty string to re-edit with the same file name (but may be
3059 * in a different directory)
3060 * - NULL to start an empty buffer
3061 * sfname: the short file name (or NULL)
3062 * eap: contains the command to be executed after loading the file and
3063 * forced 'ff' and 'fenc'
3064 * newlnum: if > 0: put cursor on this line number (if possible)
3065 * if ECMD_LASTL: use last position in loaded file
3066 * if ECMD_LAST: use last position in all files
3067 * if ECMD_ONE: use first line
3069 * ECMD_HIDE: if TRUE don't free the current buffer
3070 * ECMD_SET_HELP: set b_help flag of (new) buffer before opening file
3071 * ECMD_OLDBUF: use existing buffer if it exists
3072 * ECMD_FORCEIT: ! used for Ex command
3073 * ECMD_ADDBUF: don't edit, just add to buffer list
3075 * return FAIL for failure, OK otherwise
3078 do_ecmd(fnum
, ffname
, sfname
, eap
, newlnum
, flags
)
3082 exarg_T
*eap
; /* can be NULL! */
3086 int other_file
; /* TRUE if editing another file */
3087 int oldbuf
; /* TRUE if using existing buffer */
3089 int auto_buf
= FALSE
; /* TRUE if autocommands brought us
3090 into the buffer unexpectedly */
3091 char_u
*new_name
= NULL
;
3092 int did_set_swapcommand
= FALSE
;
3095 #if defined(FEAT_AUTOCMD) || defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
3096 buf_T
*old_curbuf
= curbuf
;
3098 char_u
*free_fname
= NULL
;
3100 char_u
*browse_file
= NULL
;
3105 linenr_T topline
= 0;
3109 #ifdef FEAT_SUN_WORKSHOP
3112 char_u
*command
= NULL
;
3114 int did_get_winopts
= FALSE
;
3118 command
= eap
->do_ecmd_cmd
;
3122 if (fnum
== curbuf
->b_fnum
) /* file is already being edited */
3123 return OK
; /* nothing to do */
3135 au_has_group((char_u
*)"FileExplorer"))
3137 /* No browsing supported but we do have the file explorer:
3138 * Edit the directory. */
3139 if (ffname
== NULL
|| !mch_isdir(ffname
))
3140 ffname
= (char_u
*)".";
3144 browse_file
= do_browse(0, (char_u
*)_("Edit File"), ffname
,
3145 NULL
, NULL
, NULL
, curbuf
);
3146 if (browse_file
== NULL
)
3148 ffname
= browse_file
;
3152 /* if no short name given, use ffname for short name */
3155 #ifdef USE_FNAME_CASE
3156 # ifdef USE_LONG_FNAME
3160 fname_case(sfname
, 0); /* set correct case for sfname */
3163 #ifdef FEAT_LISTCMDS
3164 if ((flags
& ECMD_ADDBUF
) && (ffname
== NULL
|| *ffname
== NUL
))
3170 /* there is no file name */
3171 else if (*ffname
== NUL
&& curbuf
->b_ffname
== NULL
)
3175 if (*ffname
== NUL
) /* re-edit with same file name */
3177 ffname
= curbuf
->b_ffname
;
3178 sfname
= curbuf
->b_fname
;
3180 free_fname
= fix_fname(ffname
); /* may expand to full path name */
3181 if (free_fname
!= NULL
)
3182 ffname
= free_fname
;
3183 other_file
= otherfile(ffname
);
3184 #ifdef FEAT_SUN_WORKSHOP
3185 if (usingSunWorkShop
&& p_acd
3186 && (cp
= vim_strrchr(sfname
, '/')) != NULL
)
3193 * if the file was changed we may not be allowed to abandon it
3194 * - if we are going to re-edit the same file
3195 * - or if we are the only window on this file and if ECMD_HIDE is FALSE
3197 if ( ((!other_file
&& !(flags
& ECMD_OLDBUF
))
3198 || (curbuf
->b_nwindows
== 1
3199 && !(flags
& (ECMD_HIDE
| ECMD_ADDBUF
))))
3200 && check_changed(curbuf
, p_awa
, !other_file
,
3201 (flags
& ECMD_FORCEIT
), FALSE
))
3203 if (fnum
== 0 && other_file
&& ffname
!= NULL
)
3204 (void)setaltfname(ffname
, sfname
, newlnum
< 0 ? 0 : newlnum
);
3210 * End Visual mode before switching to another buffer, so the text can be
3211 * copied into the GUI selection buffer.
3217 if ((command
!= NULL
|| newlnum
> (linenr_T
)0)
3218 && *get_vim_var_str(VV_SWAPCOMMAND
) == NUL
)
3223 /* Set v:swapcommand for the SwapExists autocommands. */
3224 if (command
!= NULL
)
3225 len
= (int)STRLEN(command
) + 3;
3228 p
= alloc((unsigned)len
);
3231 if (command
!= NULL
)
3232 vim_snprintf((char *)p
, len
, ":%s\r", command
);
3234 vim_snprintf((char *)p
, len
, "%ldG", (long)newlnum
);
3235 set_vim_var_string(VV_SWAPCOMMAND
, p
, -1);
3236 did_set_swapcommand
= TRUE
;
3243 * If we are starting to edit another file, open a (new) buffer.
3244 * Otherwise we re-use the current buffer.
3248 #ifdef FEAT_LISTCMDS
3249 if (!(flags
& ECMD_ADDBUF
))
3252 if (!cmdmod
.keepalt
)
3253 curwin
->w_alt_fnum
= curbuf
->b_fnum
;
3258 buf
= buflist_findnr(fnum
);
3261 #ifdef FEAT_LISTCMDS
3262 if (flags
& ECMD_ADDBUF
)
3264 linenr_T tlnum
= 1L;
3266 if (command
!= NULL
)
3268 tlnum
= atol((char *)command
);
3272 (void)buflist_new(ffname
, sfname
, tlnum
, BLN_LISTED
);
3276 buf
= buflist_new(ffname
, sfname
, 0L,
3277 BLN_CURBUF
| ((flags
& ECMD_SET_HELP
) ? 0 : BLN_LISTED
));
3281 if (buf
->b_ml
.ml_mfp
== NULL
) /* no memfile yet */
3284 buf
->b_nwindows
= 0;
3286 else /* existing memfile */
3289 (void)buf_check_timestamp(buf
, FALSE
);
3290 /* Check if autocommands made buffer invalid or changed the current
3294 || curbuf
!= old_curbuf
3299 if (aborting()) /* autocmds may abort script processing */
3304 /* May jump to last used line number for a loaded buffer or when asked
3306 if ((oldbuf
&& newlnum
== ECMD_LASTL
) || newlnum
== ECMD_LAST
)
3308 pos
= buflist_findfpos(buf
);
3309 newlnum
= pos
->lnum
;
3314 * Make the (new) buffer the one used by the current window.
3315 * If the old buffer becomes unused, free it if ECMD_HIDE is FALSE.
3316 * If the current buffer was empty and has no file name, curbuf
3317 * is returned by buflist_new().
3323 * Be careful: The autocommands may delete any buffer and change
3324 * the current buffer.
3325 * - If the buffer we are going to edit is deleted, give up.
3326 * - If the current buffer is deleted, prefer to load the new
3327 * buffer when loading a buffer is required. This avoids
3328 * loading another buffer which then must be closed again.
3329 * - If we ended up in the new buffer already, need to skip a few
3330 * things, set auto_buf.
3332 if (buf
->b_fname
!= NULL
)
3333 new_name
= vim_strsave(buf
->b_fname
);
3334 au_new_curbuf
= buf
;
3335 apply_autocmds(EVENT_BUFLEAVE
, NULL
, NULL
, FALSE
, curbuf
);
3336 if (!buf_valid(buf
)) /* new buffer has been deleted */
3338 delbuf_msg(new_name
); /* frees new_name */
3342 if (aborting()) /* autocmds may abort script processing */
3348 if (buf
== curbuf
) /* already in new buffer */
3352 if (curbuf
== old_curbuf
)
3354 buf_copy_options(buf
, BCO_ENTER
);
3356 /* close the link to the current buffer */
3358 close_buffer(curwin
, curbuf
,
3359 (flags
& ECMD_HIDE
) ? 0 : DOBUF_UNLOAD
);
3363 if (aborting()) /* autocmds may abort script processing */
3369 /* Be careful again, like above. */
3370 if (!buf_valid(buf
)) /* new buffer has been deleted */
3372 delbuf_msg(new_name
); /* frees new_name */
3375 if (buf
== curbuf
) /* already in new buffer */
3380 curwin
->w_buffer
= buf
;
3382 ++curbuf
->b_nwindows
;
3383 /* set 'fileformat' */
3384 if (*p_ffs
&& !oldbuf
)
3385 set_fileformat(default_fileformat(), OPT_LOCAL
);
3388 /* May get the window options from the last time this buffer
3389 * was in this window (or another window). If not used
3390 * before, reset the local window options to the global
3391 * values. Also restores old folding stuff. */
3392 get_winopts(curbuf
);
3394 did_get_winopts
= TRUE
;
3400 au_new_curbuf
= NULL
;
3404 ++curbuf
->b_nwindows
;
3406 curwin
->w_pcmark
.lnum
= 1;
3407 curwin
->w_pcmark
.col
= 0;
3409 else /* !other_file */
3412 #ifdef FEAT_LISTCMDS
3413 (flags
& ECMD_ADDBUF
) ||
3415 check_fname() == FAIL
)
3417 oldbuf
= (flags
& ECMD_OLDBUF
);
3420 if ((flags
& ECMD_SET_HELP
) || keep_help_flag
)
3424 curbuf
->b_help
= TRUE
;
3425 #ifdef FEAT_QUICKFIX
3426 set_string_option_direct((char_u
*)"buftype", -1,
3427 (char_u
*)"help", OPT_FREE
|OPT_LOCAL
, 0);
3431 * Always set these options after jumping to a help tag, because the
3432 * user may have an autocommand that gets in the way.
3433 * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and
3434 * latin1 word characters (for translated help files).
3435 * Only set it when needed, buf_init_chartab() is some work.
3439 (char_u
*)"65-255,^*,^|,^\"";
3441 (char_u
*)"!-~,^*,^|,^\",192-255";
3443 if (STRCMP(curbuf
->b_p_isk
, p
) != 0)
3445 set_string_option_direct((char_u
*)"isk", -1, p
,
3446 OPT_FREE
|OPT_LOCAL
, 0);
3447 check_buf_options(curbuf
);
3448 (void)buf_init_chartab(curbuf
, FALSE
);
3451 curbuf
->b_p_ts
= 8; /* 'tabstop' is 8 */
3452 curwin
->w_p_list
= FALSE
; /* no list mode */
3454 curbuf
->b_p_ma
= FALSE
; /* not modifiable */
3455 curbuf
->b_p_bin
= FALSE
; /* reset 'bin' before reading file */
3456 curwin
->w_p_nu
= 0; /* no line numbers */
3457 #ifdef FEAT_SCROLLBIND
3458 curwin
->w_p_scb
= FALSE
; /* no scroll binding */
3461 curwin
->w_p_arab
= FALSE
; /* no arabic mode */
3463 #ifdef FEAT_RIGHTLEFT
3464 curwin
->w_p_rl
= FALSE
; /* help window is left-to-right */
3467 curwin
->w_p_fen
= FALSE
; /* No folding in the help window */
3470 curwin
->w_p_diff
= FALSE
; /* No 'diff' */
3473 curwin
->w_p_spell
= FALSE
; /* No spell checking */
3479 set_buflisted(FALSE
);
3486 /* Don't make a buffer listed if it's a help buffer. Useful when
3487 * using CTRL-O to go back to a help file. */
3488 if (!curbuf
->b_help
)
3489 set_buflisted(TRUE
);
3493 /* If autocommands change buffers under our fingers, forget about
3494 * editing the file. */
3498 if (aborting()) /* autocmds may abort script processing */
3502 /* Since we are starting to edit a file, consider the filetype to be
3503 * unset. Helps for when an autocommand changes files and expects syntax
3504 * highlighting to work in the other file. */
3505 did_filetype
= FALSE
;
3510 * FALSE FALSE re-edit same file, buffer is re-used
3511 * FALSE TRUE re-edit same file, nothing changes
3512 * TRUE FALSE start editing new file, new buffer
3513 * TRUE TRUE start editing in existing buffer (nothing to do)
3515 if (!other_file
&& !oldbuf
) /* re-use the buffer */
3517 set_last_cursor(curwin
); /* may set b_last_cursor */
3518 if (newlnum
== ECMD_LAST
|| newlnum
== ECMD_LASTL
)
3520 newlnum
= curwin
->w_cursor
.lnum
;
3521 solcol
= curwin
->w_cursor
.col
;
3525 if (buf
->b_fname
!= NULL
)
3526 new_name
= vim_strsave(buf
->b_fname
);
3530 buf_freeall(curbuf
, FALSE
, FALSE
); /* free all things for buffer */
3532 /* If autocommands deleted the buffer we were going to re-edit, give
3533 * up and jump to the end. */
3534 if (!buf_valid(buf
))
3536 delbuf_msg(new_name
); /* frees new_name */
3541 /* If autocommands change buffers under our fingers, forget about
3542 * re-editing the file. Should do the buf_clear_file(), but perhaps
3543 * the autocommands changed the buffer... */
3547 if (aborting()) /* autocmds may abort script processing */
3551 buf_clear_file(curbuf
);
3552 curbuf
->b_op_start
.lnum
= 0; /* clear '[ and '] marks */
3553 curbuf
->b_op_end
.lnum
= 0;
3557 * If we get here we are sure to start editing
3559 /* don't redraw until the cursor is in the right line */
3560 ++RedrawingDisabled
;
3562 /* Assume success now */
3566 * Reset cursor position, could be used by autocommands.
3571 * Check if we are editing the w_arg_idx file in the argument list.
3573 check_arg_idx(curwin
);
3580 * Set cursor and init window before reading the file and executing
3581 * autocommands. This allows for the autocommands to position the
3587 /* It's possible that all lines in the buffer changed. Need to update
3588 * automatic folding for all windows where it's used. */
3589 # ifdef FEAT_WINDOWS
3594 FOR_ALL_TAB_WINDOWS(tp
, win
)
3595 if (win
->w_buffer
== curbuf
)
3599 foldUpdateAll(curwin
);
3603 /* Change directories when the 'acd' option is set. */
3607 * Careful: open_buffer() and apply_autocmds() may change the current
3608 * buffer and window.
3610 lnum
= curwin
->w_cursor
.lnum
;
3611 topline
= curwin
->w_topline
;
3612 if (!oldbuf
) /* need to read the file */
3614 #if defined(HAS_SWAP_EXISTS_ACTION)
3615 swap_exists_action
= SEA_DIALOG
;
3617 curbuf
->b_flags
|= BF_CHECK_RO
; /* set/reset 'ro' flag */
3620 * Open the buffer and read the file.
3622 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
3623 if (should_abort(open_buffer(FALSE
, eap
)))
3626 (void)open_buffer(FALSE
, eap
);
3629 #if defined(HAS_SWAP_EXISTS_ACTION)
3630 if (swap_exists_action
== SEA_QUIT
)
3632 handle_swap_exists(old_curbuf
);
3638 /* Read the modelines, but only to set window-local options. Any
3639 * buffer-local options have already been set and may have been
3640 * changed by the user. */
3641 do_modelines(OPT_WINONLY
);
3643 apply_autocmds_retval(EVENT_BUFENTER
, NULL
, NULL
, FALSE
, curbuf
,
3645 apply_autocmds_retval(EVENT_BUFWINENTER
, NULL
, NULL
, FALSE
, curbuf
,
3648 check_arg_idx(curwin
);
3652 * If autocommands change the cursor position or topline, we should
3655 if (curwin
->w_cursor
.lnum
!= lnum
)
3657 newlnum
= curwin
->w_cursor
.lnum
;
3658 newcol
= curwin
->w_cursor
.col
;
3660 if (curwin
->w_topline
== topline
)
3663 /* Even when cursor didn't move we need to recompute topline. */
3664 changed_line_abv_curs();
3672 /* Tell the diff stuff that this buffer is new and/or needs updating.
3673 * Also needed when re-editing the same buffer, because unloading will
3674 * have removed it as a diff buffer. */
3675 if (curwin
->w_p_diff
)
3677 diff_buf_add(curbuf
);
3678 diff_invalidate(curbuf
);
3683 /* If the window options were changed may need to set the spell language.
3684 * Can only do this after the buffer has been properly setup. */
3685 if (did_get_winopts
&& curwin
->w_p_spell
&& *curbuf
->b_p_spl
!= NUL
)
3686 did_set_spelllang(curbuf
);
3689 if (command
== NULL
)
3691 if (newcol
>= 0) /* position set by autocommands */
3693 curwin
->w_cursor
.lnum
= newlnum
;
3694 curwin
->w_cursor
.col
= newcol
;
3697 else if (newlnum
> 0) /* line number from caller or old position */
3699 curwin
->w_cursor
.lnum
= newlnum
;
3700 check_cursor_lnum();
3701 if (solcol
>= 0 && !p_sol
)
3703 /* 'sol' is off: Use last known column. */
3704 curwin
->w_cursor
.col
= solcol
;
3706 #ifdef FEAT_VIRTUALEDIT
3707 curwin
->w_cursor
.coladd
= 0;
3709 curwin
->w_set_curswant
= TRUE
;
3712 beginline(BL_SOL
| BL_FIX
);
3714 else /* no line number, go to last line in Ex mode */
3717 curwin
->w_cursor
.lnum
= curbuf
->b_ml
.ml_line_count
;
3718 beginline(BL_WHITE
| BL_FIX
);
3723 /* Check if cursors in other windows on the same buffer are still valid */
3728 * Did not read the file, need to show some info about the file.
3729 * Do this after setting the cursor.
3737 int msg_scroll_save
= msg_scroll
;
3739 /* Obey the 'O' flag in 'cpoptions': overwrite any previous file
3741 if (shortmess(SHM_OVERALL
) && !exiting
&& p_verbose
== 0)
3743 if (!msg_scroll
) /* wait a bit when overwriting an error msg */
3744 check_for_delay(FALSE
);
3746 msg_scroll
= msg_scroll_save
;
3747 msg_scrolled_ign
= TRUE
;
3749 fileinfo(FALSE
, TRUE
, FALSE
);
3751 msg_scrolled_ign
= FALSE
;
3754 if (command
!= NULL
)
3755 do_cmdline(command
, NULL
, NULL
, DOCMD_VERBOSE
);
3758 if (curbuf
->b_kmap_state
& KEYMAP_INIT
)
3762 --RedrawingDisabled
;
3766 if (topline
== 0 && command
== NULL
)
3767 p_so
= 999; /* force cursor halfway the window */
3769 #ifdef FEAT_SCROLLBIND
3770 curwin
->w_scbind_pos
= curwin
->w_topline
;
3773 redraw_curbuf_later(NOT_VALID
); /* redraw this buffer later */
3777 need_start_insertmode
= TRUE
;
3779 /* Change directories when the 'acd' option is set. */
3782 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG)
3783 if (gui
.in_use
&& curbuf
->b_ffname
!= NULL
)
3785 # ifdef FEAT_SUN_WORKSHOP
3786 if (usingSunWorkShop
)
3787 workshop_file_opened((char *)curbuf
->b_ffname
, curbuf
->b_p_ro
);
3789 # ifdef FEAT_NETBEANS_INTG
3790 if (usingNetbeans
&& ((flags
& ECMD_SET_HELP
) != ECMD_SET_HELP
))
3791 netbeans_file_opened(curbuf
);
3798 if (did_set_swapcommand
)
3799 set_vim_var_string(VV_SWAPCOMMAND
, NULL
, -1);
3802 vim_free(browse_file
);
3804 vim_free(free_fname
);
3813 EMSG2(_("E143: Autocommands unexpectedly deleted new buffer %s"),
3814 name
== NULL
? (char_u
*)"" : name
);
3816 au_new_curbuf
= NULL
;
3820 static int append_indent
= 0; /* autoindent for first line */
3823 * ":insert" and ":append", also used by ":change"
3830 int did_undo
= FALSE
;
3831 linenr_T lnum
= eap
->line2
;
3835 int empty
= (curbuf
->b_ml
.ml_flags
& ML_EMPTY
);
3837 /* the ! flag toggles autoindent */
3839 curbuf
->b_p_ai
= !curbuf
->b_p_ai
;
3841 /* First autoindent comes from the line we start on */
3842 if (eap
->cmdidx
!= CMD_change
&& curbuf
->b_p_ai
&& lnum
> 0)
3843 append_indent
= get_indent_lnum(lnum
);
3845 if (eap
->cmdidx
!= CMD_append
)
3848 /* when the buffer is empty append to line 0 and delete the dummy line */
3849 if (empty
&& lnum
== 1)
3852 State
= INSERT
; /* behave like in Insert mode */
3853 if (curbuf
->b_p_iminsert
== B_IMODE_LMAP
)
3859 need_wait_return
= FALSE
;
3862 if (append_indent
>= 0)
3864 indent
= append_indent
;
3868 indent
= get_indent_lnum(lnum
);
3870 ex_keep_indent
= FALSE
;
3871 if (eap
->getline
== NULL
)
3873 /* No getline() function, use the lines that follow. This ends
3874 * when there is no more. */
3875 if (eap
->nextcmd
== NULL
|| *eap
->nextcmd
== NUL
)
3877 p
= vim_strchr(eap
->nextcmd
, NL
);
3879 p
= eap
->nextcmd
+ STRLEN(eap
->nextcmd
);
3880 theline
= vim_strnsave(eap
->nextcmd
, (int)(p
- eap
->nextcmd
));
3886 theline
= eap
->getline(
3888 eap
->cstack
->cs_looplevel
> 0 ? -1 :
3890 NUL
, eap
->cookie
, indent
);
3891 lines_left
= Rows
- 1;
3892 if (theline
== NULL
)
3895 /* Using ^ CTRL-D in getexmodeline() makes us repeat the indent. */
3897 append_indent
= indent
;
3899 /* Look for the "." after automatic indent. */
3901 for (p
= theline
; indent
> vcol
; ++p
)
3906 vcol
+= 8 - vcol
% 8;
3910 if ((p
[0] == '.' && p
[1] == NUL
)
3911 || (!did_undo
&& u_save(lnum
, lnum
+ 1 + (empty
? 1 : 0))
3918 /* don't use autoindent if nothing was typed. */
3923 ml_append(lnum
, theline
, (colnr_T
)0, FALSE
);
3924 appended_lines_mark(lnum
, 1L);
3931 ml_delete(2L, FALSE
);
3938 curbuf
->b_p_ai
= !curbuf
->b_p_ai
;
3940 /* "start" is set to eap->line2+1 unless that position is invalid (when
3941 * eap->line2 pointed to the end of the buffer and nothing was appended)
3942 * "end" is set to lnum when something has been appended, otherwise
3943 * it is the same than "start" -- Acevedo */
3944 curbuf
->b_op_start
.lnum
= (eap
->line2
< curbuf
->b_ml
.ml_line_count
) ?
3945 eap
->line2
+ 1 : curbuf
->b_ml
.ml_line_count
;
3946 if (eap
->cmdidx
!= CMD_append
)
3947 --curbuf
->b_op_start
.lnum
;
3948 curbuf
->b_op_end
.lnum
= (eap
->line2
< lnum
)
3949 ? lnum
: curbuf
->b_op_start
.lnum
;
3950 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
3951 curwin
->w_cursor
.lnum
= lnum
;
3952 check_cursor_lnum();
3953 beginline(BL_SOL
| BL_FIX
);
3955 need_wait_return
= FALSE
; /* don't use wait_return() now */
3956 ex_no_reprint
= TRUE
;
3968 if (eap
->line2
>= eap
->line1
3969 && u_save(eap
->line1
- 1, eap
->line2
+ 1) == FAIL
)
3972 /* the ! flag toggles autoindent */
3973 if (eap
->forceit
? !curbuf
->b_p_ai
: curbuf
->b_p_ai
)
3974 append_indent
= get_indent_lnum(eap
->line1
);
3976 for (lnum
= eap
->line2
; lnum
>= eap
->line1
; --lnum
)
3978 if (curbuf
->b_ml
.ml_flags
& ML_EMPTY
) /* nothing to delete */
3980 ml_delete(eap
->line1
, FALSE
);
3982 deleted_lines_mark(eap
->line1
, (long)(eap
->line2
- lnum
));
3984 /* ":append" on the line above the deleted lines. */
3985 eap
->line2
= eap
->line1
;
3997 linenr_T start
, end
, curs
, i
;
3999 linenr_T lnum
= eap
->line2
;
4001 /* Vi compatible: ":z!" uses display height, without a count uses
4004 bigness
= curwin
->w_height
;
4005 else if (firstwin
== lastwin
)
4006 bigness
= curwin
->w_p_scr
* 2;
4008 bigness
= curwin
->w_height
- 3;
4014 if (*kind
== '-' || *kind
== '+' || *kind
== '='
4015 || *kind
== '^' || *kind
== '.')
4017 while (*x
== '-' || *x
== '+')
4022 if (!VIM_ISDIGIT(*x
))
4024 EMSG(_("E144: non-numeric argument to :z"));
4029 bigness
= atoi((char *)x
);
4036 /* the number of '-' and '+' multiplies the distance */
4037 if (*kind
== '-' || *kind
== '+')
4038 for (x
= kind
+ 1; *x
== *kind
; ++x
)
4044 start
= lnum
- bigness
* (linenr_T
)(x
- kind
);
4045 end
= start
+ bigness
;
4050 start
= lnum
- (bigness
+ 1) / 2 + 1;
4051 end
= lnum
+ (bigness
+ 1) / 2 - 1;
4057 start
= lnum
- bigness
* 2;
4058 end
= lnum
- bigness
;
4059 curs
= lnum
- bigness
;
4063 start
= lnum
- (bigness
+ 1) / 2 + 1;
4064 end
= lnum
+ (bigness
+ 1) / 2 - 1;
4071 start
+= bigness
* (linenr_T
)(x
- kind
- 1) + 1;
4072 else if (eap
->addr_count
== 0)
4074 end
= start
+ bigness
- 1;
4082 if (end
> curbuf
->b_ml
.ml_line_count
)
4083 end
= curbuf
->b_ml
.ml_line_count
;
4085 if (curs
> curbuf
->b_ml
.ml_line_count
)
4086 curs
= curbuf
->b_ml
.ml_line_count
;
4088 for (i
= start
; i
<= end
; i
++)
4090 if (minus
&& i
== lnum
)
4094 for (j
= 1; j
< Columns
; j
++)
4098 print_line(i
, eap
->flags
& EXFLAG_NR
, eap
->flags
& EXFLAG_LIST
);
4100 if (minus
&& i
== lnum
)
4104 for (j
= 1; j
< Columns
; j
++)
4109 curwin
->w_cursor
.lnum
= curs
;
4110 ex_no_reprint
= TRUE
;
4114 * Check if the restricted flag is set.
4115 * If so, give an error message and return TRUE.
4116 * Otherwise, return FALSE.
4123 EMSG(_("E145: Shell commands not allowed in rvim"));
4130 * Check if the secure flag is set (.exrc or .vimrc in current directory).
4131 * If so, give an error message and return TRUE.
4132 * Otherwise, return FALSE.
4145 * In the sandbox more things are not allowed, including the things
4146 * disallowed in secure mode.
4157 static char_u
*old_sub
= NULL
; /* previous substitute pattern */
4158 static int global_need_beginline
; /* call beginline() after ":g" */
4162 * Perform a substitution from line eap->line1 to line eap->line2 using the
4163 * command pointed to by eap->arg which should be of the form:
4165 * /pattern/substitution/{flags}
4167 * The usual escapes are supported as described in the regexp docs.
4175 regmmatch_T regmatch
;
4176 static int do_all
= FALSE
; /* do multiple substitutions per line */
4177 static int do_ask
= FALSE
; /* ask for confirmation */
4178 static int do_count
= FALSE
; /* count only */
4179 static int do_error
= TRUE
; /* if false, ignore errors */
4180 static int do_print
= FALSE
; /* print last line with subs. */
4181 static int do_list
= FALSE
; /* list last line with subs. */
4182 static int do_number
= FALSE
; /* list last line with line nr*/
4183 static int do_ic
= 0; /* ignore case flag */
4184 char_u
*pat
= NULL
, *sub
= NULL
; /* init for GCC */
4187 int got_quit
= FALSE
;
4188 int got_match
= FALSE
;
4193 linenr_T first_line
= 0; /* first changed line */
4194 linenr_T last_line
= 0; /* below last changed line AFTER the
4196 linenr_T old_line_count
= curbuf
->b_ml
.ml_line_count
;
4198 long nmatch
; /* number of lines in match */
4199 linenr_T sub_firstlnum
; /* nr of first sub line */
4200 char_u
*sub_firstline
; /* allocated copy of first sub line */
4201 int endcolumn
= FALSE
; /* cursor in last column when done */
4202 pos_T old_cursor
= curwin
->w_cursor
;
4211 #ifdef FEAT_FKMAP /* reverse the flow of the Farsi characters */
4212 if (p_altkeymap
&& curwin
->w_p_rl
)
4216 if (eap
->cmdidx
== CMD_tilde
)
4217 which_pat
= RE_LAST
; /* use last used regexp */
4219 which_pat
= RE_SUBST
; /* use last substitute regexp */
4221 /* new pattern and substitution */
4222 if (eap
->cmd
[0] == 's' && *cmd
!= NUL
&& !vim_iswhite(*cmd
)
4223 && vim_strchr((char_u
*)"0123456789cegriIp|\"", *cmd
) == NULL
)
4225 /* don't accept alphanumeric for separator */
4228 EMSG(_("E146: Regular expressions can't be delimited by letters"));
4232 * undocumented vi feature:
4233 * "\/sub/" and "\?sub?" use last used search pattern (almost like
4234 * //sub/r). "\&sub&" use last substitute pattern (like //sub/).
4239 if (vim_strchr((char_u
*)"/?&", *cmd
) == NULL
)
4241 EMSG(_(e_backslash
));
4245 which_pat
= RE_SEARCH
; /* use last '/' pattern */
4246 pat
= (char_u
*)""; /* empty search pattern */
4247 delimiter
= *cmd
++; /* remember delimiter character */
4249 else /* find the end of the regexp */
4251 which_pat
= RE_LAST
; /* use last used regexp */
4252 delimiter
= *cmd
++; /* remember delimiter character */
4253 pat
= cmd
; /* remember start of search pat */
4254 cmd
= skip_regexp(cmd
, delimiter
, p_magic
, &eap
->arg
);
4255 if (cmd
[0] == delimiter
) /* end delimiter found */
4256 *cmd
++ = NUL
; /* replace it with a NUL */
4260 * Small incompatibility: vi sees '\n' as end of the command, but in
4261 * Vim we want to use '\n' to find/substitute a NUL.
4263 sub
= cmd
; /* remember the start of the substitution */
4267 if (cmd
[0] == delimiter
) /* end delimiter found */
4269 *cmd
++ = NUL
; /* replace it with a NUL */
4272 if (cmd
[0] == '\\' && cmd
[1] != 0) /* skip escaped characters */
4279 /* In POSIX vi ":s/pat/%/" uses the previous subst. string. */
4280 if (STRCMP(sub
, "%") == 0
4281 && vim_strchr(p_cpo
, CPO_SUBPERCENT
) != NULL
)
4283 if (old_sub
== NULL
) /* there is no previous command */
4285 EMSG(_(e_nopresub
));
4293 old_sub
= vim_strsave(sub
);
4297 else if (!eap
->skip
) /* use previous pattern and substitution */
4299 if (old_sub
== NULL
) /* there is no previous command */
4301 EMSG(_(e_nopresub
));
4304 pat
= NULL
; /* search_regcomp() will use previous pattern */
4307 /* Vi compatibility quirk: repeating with ":s" keeps the cursor in the
4308 * last column after using "$". */
4309 endcolumn
= (curwin
->w_curswant
== MAXCOL
);
4313 * Find trailing options. When '&' is used, keep old options.
4321 if (p_gd
) /* default is global on */
4336 * Note that 'g' and 'c' are always inverted, also when p_ed is off.
4337 * 'r' is never inverted.
4341 else if (*cmd
== 'c')
4343 else if (*cmd
== 'n')
4345 else if (*cmd
== 'e')
4346 do_error
= !do_error
;
4347 else if (*cmd
== 'r') /* use last used regexp */
4348 which_pat
= RE_LAST
;
4349 else if (*cmd
== 'p')
4351 else if (*cmd
== '#')
4356 else if (*cmd
== 'l')
4361 else if (*cmd
== 'i') /* ignore case */
4363 else if (*cmd
== 'I') /* don't ignore case */
4373 * check for a trailing count
4375 cmd
= skipwhite(cmd
);
4376 if (VIM_ISDIGIT(*cmd
))
4378 i
= getdigits(&cmd
);
4379 if (i
<= 0 && !eap
->skip
&& do_error
)
4381 EMSG(_(e_zerocount
));
4384 eap
->line1
= eap
->line2
;
4385 eap
->line2
+= i
- 1;
4386 if (eap
->line2
> curbuf
->b_ml
.ml_line_count
)
4387 eap
->line2
= curbuf
->b_ml
.ml_line_count
;
4391 * check for trailing command or garbage
4393 cmd
= skipwhite(cmd
);
4394 if (*cmd
&& *cmd
!= '"') /* if not end-of-line or comment */
4396 eap
->nextcmd
= check_nextcmd(cmd
);
4397 if (eap
->nextcmd
== NULL
)
4399 EMSG(_(e_trailing
));
4404 if (eap
->skip
) /* not executing commands, only parsing */
4407 if (!do_count
&& !curbuf
->b_p_ma
)
4409 /* Substitution is not allowed in non-'modifiable' buffer */
4410 EMSG(_(e_modifiable
));
4414 if (search_regcomp(pat
, RE_SUBST
, which_pat
, SEARCH_HIS
, ®match
) == FAIL
)
4421 /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */
4423 regmatch
.rmm_ic
= TRUE
;
4424 else if (do_ic
== 'I')
4425 regmatch
.rmm_ic
= FALSE
;
4427 sub_firstline
= NULL
;
4430 * ~ in the substitute pattern is replaced with the old pattern.
4431 * We do it here once to avoid it to be replaced over and over again.
4432 * But don't do it when it starts with "\=", then it's an expression.
4434 if (!(sub
[0] == '\\' && sub
[1] == '='))
4435 sub
= regtilde(sub
, p_magic
);
4438 * Check for a match on each line.
4441 for (lnum
= eap
->line1
; lnum
<= line2
&& !(got_quit
4442 #if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD)
4447 sub_firstlnum
= lnum
;
4448 nmatch
= vim_regexec_multi(®match
, curwin
, curbuf
, lnum
, (colnr_T
)0);
4453 colnr_T prev_matchcol
= MAXCOL
;
4454 char_u
*new_end
, *new_start
= NULL
;
4455 unsigned new_start_len
= 0;
4457 int did_sub
= FALSE
;
4459 unsigned len
, needed_len
;
4460 long nmatch_tl
= 0; /* nr of lines matched below lnum */
4461 int do_again
; /* do it again after joining lines */
4462 int skip_match
= FALSE
;
4465 * The new text is build up step by step, to avoid too much
4466 * copying. There are these pieces:
4467 * sub_firstline The old text, unmodifed.
4468 * copycol Column in the old text where we started
4469 * looking for a match; from here old text still
4470 * needs to be copied to the new text.
4471 * matchcol Column number of the old text where to look
4472 * for the next match. It's just after the
4473 * previous match or one further.
4474 * prev_matchcol Column just after the previous match (if any).
4475 * Mostly equal to matchcol, except for the first
4476 * match and after skipping an empty match.
4477 * regmatch.*pos Where the pattern matched in the old text.
4478 * new_start The new text, all that has been produced so
4480 * new_end The new text, where to append new text.
4482 * lnum The line number where we were looking for the
4483 * first match in the old line.
4484 * sub_firstlnum The line number in the buffer where to look
4485 * for a match. Can be different from "lnum"
4486 * when the pattern or substitute string contains
4489 * Special situations:
4490 * - When the substitute string contains a line break, the part up
4491 * to the line break is inserted in the text, but the copy of
4492 * the original line is kept. "sub_firstlnum" is adjusted for
4493 * the inserted lines.
4494 * - When the matched pattern contains a line break, the old line
4495 * is taken from the line at the end of the pattern. The lines
4496 * in the match are deleted later, "sub_firstlnum" is adjusted
4499 * The new text is built up in new_start[]. It has some extra
4500 * room to avoid using alloc()/free() too often. new_start_len is
4501 * the length of the allocated memory at new_start.
4503 * Make a copy of the old line, so it won't be taken away when
4504 * updating the screen or handling a multi-line match. The "old_"
4505 * pointers point into this copy.
4507 sub_firstline
= vim_strsave(ml_get(sub_firstlnum
));
4508 if (sub_firstline
== NULL
)
4510 vim_free(new_start
);
4516 /* At first match, remember current cursor position. */
4524 * Loop until nothing more to replace in this line.
4525 * 1. Handle match with empty string.
4526 * 2. If do_ask is set, ask for confirmation.
4527 * 3. substitute the string.
4528 * 4. if do_all is set, find next match
4529 * 5. break if there isn't another match in this line
4533 /* Save the line number of the last change for the final
4534 * cursor position (just like Vi). */
4535 curwin
->w_cursor
.lnum
= lnum
;
4539 * 1. Match empty string does not count, except for first
4540 * match. This reproduces the strange vi behaviour.
4541 * This also catches endless loops.
4543 if (matchcol
== prev_matchcol
4544 && regmatch
.endpos
[0].lnum
== 0
4545 && matchcol
== regmatch
.endpos
[0].col
)
4547 if (sub_firstline
[matchcol
] == NUL
)
4548 /* We already were at the end of the line. Don't look
4549 * for a match in this line again. */
4552 ++matchcol
; /* search for a match at next column */
4556 /* Normally we continue searching for a match just after the
4557 * previous match. */
4558 matchcol
= regmatch
.endpos
[0].col
;
4559 prev_matchcol
= matchcol
;
4562 * 2. If do_count is set only increase the counter.
4563 * If do_ask is set, ask for confirmation.
4567 /* For a multi-line match, put matchcol at the NUL at
4568 * the end of the line and set nmatch to one, so that
4569 * we continue looking for a match on the next line.
4570 * Avoids that ":s/\nB\@=//gc" get stuck. */
4573 matchcol
= (colnr_T
)STRLEN(sub_firstline
);
4583 /* change State to CONFIRM, so that the mouse works
4588 setmouse(); /* disable mouse in xterm */
4590 curwin
->w_cursor
.col
= regmatch
.startpos
[0].col
;
4592 /* When 'cpoptions' contains "u" don't sync undo when
4593 * asking for confirmation. */
4594 if (vim_strchr(p_cpo
, CPO_UNDO
) != NULL
)
4598 * Loop until 'y', 'n', 'q', CTRL-E or CTRL-Y typed.
4607 print_line_no_prefix(lnum
, FALSE
, FALSE
);
4609 getvcol(curwin
, &curwin
->w_cursor
, &sc
, NULL
, NULL
);
4610 curwin
->w_cursor
.col
= regmatch
.endpos
[0].col
- 1;
4611 getvcol(curwin
, &curwin
->w_cursor
, NULL
, NULL
, &ec
);
4613 for (i
= 0; i
< (long)sc
; ++i
)
4615 for ( ; i
<= (long)ec
; ++i
)
4618 resp
= getexmodeline('?', NULL
, 0);
4628 int save_p_fen
= curwin
->w_p_fen
;
4630 curwin
->w_p_fen
= FALSE
;
4632 /* Invert the matched string.
4633 * Remove the inversion afterwards. */
4634 temp
= RedrawingDisabled
;
4635 RedrawingDisabled
= 0;
4637 search_match_lines
= regmatch
.endpos
[0].lnum
;
4638 search_match_endcol
= regmatch
.endpos
[0].col
;
4639 highlight_match
= TRUE
;
4643 update_screen(SOME_VALID
);
4644 highlight_match
= FALSE
;
4645 redraw_later(SOME_VALID
);
4648 curwin
->w_p_fen
= save_p_fen
;
4650 if (msg_row
== Rows
- 1)
4651 msg_didout
= FALSE
; /* avoid a scroll-up */
4654 msg_scroll
= 0; /* truncate msg when
4657 /* write message same highlighting as for
4659 smsg_attr(hl_attr(HLF_R
),
4660 (char_u
*)_("replace with %s (y/n/a/q/l/^E/^Y)?"), sub
);
4661 msg_no_more
= FALSE
;
4664 windgoto(msg_row
, msg_col
);
4665 RedrawingDisabled
= temp
;
4667 #ifdef USE_ON_FLY_SCROLL
4668 dont_scroll
= FALSE
; /* allow scrolling here */
4670 ++no_mapping
; /* don't map this key */
4671 ++allow_keys
; /* allow special keys */
4676 /* clear the question */
4677 msg_didout
= FALSE
; /* don't scroll up */
4682 need_wait_return
= FALSE
; /* no hit-return prompt */
4683 if (i
== 'q' || i
== ESC
|| i
== Ctrl_C
4698 /* last: replace and then stop */
4708 #ifdef FEAT_INS_EXPAND
4711 else if (i
== Ctrl_Y
)
4719 if (vim_strchr(p_cpo
, CPO_UNDO
) != NULL
)
4724 /* For a multi-line match, put matchcol at the NUL at
4725 * the end of the line and set nmatch to one, so that
4726 * we continue looking for a match on the next line.
4727 * Avoids that ":%s/\nB\@=//gc" and ":%s/\n/,\r/gc"
4728 * get stuck when pressing 'n'. */
4731 matchcol
= (colnr_T
)STRLEN(sub_firstline
);
4740 /* Move the cursor to the start of the match, so that we can
4741 * use "\=col("."). */
4742 curwin
->w_cursor
.col
= regmatch
.startpos
[0].col
;
4745 * 3. substitute the string.
4747 /* get length of substitution part */
4748 sublen
= vim_regsub_multi(®match
, sub_firstlnum
,
4749 sub
, sub_firstline
, FALSE
, p_magic
, TRUE
);
4751 /* When the match included the "$" of the last line it may
4752 * go beyond the last line of the buffer. */
4753 if (nmatch
> curbuf
->b_ml
.ml_line_count
- sub_firstlnum
+ 1)
4755 nmatch
= curbuf
->b_ml
.ml_line_count
- sub_firstlnum
+ 1;
4760 * - result so far in new_start (not for first sub in line)
4761 * - original text up to match
4762 * - length of substituted part
4763 * - original text after match
4769 p1
= ml_get(sub_firstlnum
+ nmatch
- 1);
4770 nmatch_tl
+= nmatch
- 1;
4772 i
= regmatch
.startpos
[0].col
- copycol
;
4773 needed_len
= i
+ ((unsigned)STRLEN(p1
) - regmatch
.endpos
[0].col
)
4775 if (new_start
== NULL
)
4778 * Get some space for a temporary buffer to do the
4779 * substitution into (and some extra space to avoid
4780 * too many calls to alloc()/free()).
4782 new_start_len
= needed_len
+ 50;
4783 if ((new_start
= alloc_check(new_start_len
)) == NULL
)
4786 new_end
= new_start
;
4791 * Check if the temporary buffer is long enough to do the
4792 * substitution into. If not, make it larger (with a bit
4793 * extra to avoid too many calls to alloc()/free()).
4795 len
= (unsigned)STRLEN(new_start
);
4797 if (needed_len
> new_start_len
)
4799 new_start_len
= needed_len
+ 50;
4800 if ((p1
= alloc_check(new_start_len
)) == NULL
)
4802 vim_free(new_start
);
4805 mch_memmove(p1
, new_start
, (size_t)(len
+ 1));
4806 vim_free(new_start
);
4809 new_end
= new_start
+ len
;
4813 * copy the text up to the part that matched
4815 mch_memmove(new_end
, sub_firstline
+ copycol
, (size_t)i
);
4818 (void)vim_regsub_multi(®match
, sub_firstlnum
,
4819 sub
, new_end
, TRUE
, p_magic
, TRUE
);
4823 /* Move the cursor to the start of the line, to avoid that it
4824 * is beyond the end of the line after the substitution. */
4825 curwin
->w_cursor
.col
= 0;
4827 /* For a multi-line match, make a copy of the last matched
4828 * line and continue in that one. */
4831 sub_firstlnum
+= nmatch
- 1;
4832 vim_free(sub_firstline
);
4833 sub_firstline
= vim_strsave(ml_get(sub_firstlnum
));
4834 /* When going beyond the last line, stop substituting. */
4835 if (sub_firstlnum
<= line2
)
4841 /* Remember next character to be copied. */
4842 copycol
= regmatch
.endpos
[0].col
;
4846 /* Already hit end of the buffer, sub_firstlnum is one
4847 * less than what it ought to be. */
4848 vim_free(sub_firstline
);
4849 sub_firstline
= vim_strsave((char_u
*)"");
4854 * Now the trick is to replace CTRL-M chars with a real line
4855 * break. This would make it impossible to insert a CTRL-M in
4856 * the text. The line break can be avoided by preceding the
4857 * CTRL-M with a backslash. To be able to insert a backslash,
4858 * they must be doubled in the string and are halved here.
4859 * That is Vi compatible.
4861 for (p1
= new_end
; *p1
; ++p1
)
4863 if (p1
[0] == '\\' && p1
[1] != NUL
) /* remove backslash */
4864 mch_memmove(p1
, p1
+ 1, STRLEN(p1
));
4865 else if (*p1
== CAR
)
4867 if (u_inssub(lnum
) == OK
) /* prepare for undo */
4869 *p1
= NUL
; /* truncate up to the CR */
4870 ml_append(lnum
- 1, new_start
,
4871 (colnr_T
)(p1
- new_start
+ 1), FALSE
);
4872 mark_adjust(lnum
+ 1, (linenr_T
)MAXLNUM
, 1L, 0L);
4874 appended_lines(lnum
- 1, 1L);
4877 if (first_line
== 0)
4879 last_line
= lnum
+ 1;
4881 /* All line numbers increase. */
4885 /* move the cursor to the new line, like Vi */
4886 ++curwin
->w_cursor
.lnum
;
4887 STRCPY(new_start
, p1
+ 1); /* copy the rest */
4893 p1
+= (*mb_ptr2len
)(p1
) - 1;
4898 * 4. If do_all is set, find next match.
4899 * Prevent endless loop with patterns that match empty
4900 * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g.
4901 * But ":s/\n/#/" is OK.
4904 /* We already know that we did the last subst when we are at
4905 * the end of the line, except that a pattern like
4906 * "bar\|\nfoo" may match at the NUL. */
4907 lastone
= (skip_match
4910 || !(do_all
|| do_again
)
4911 || (sub_firstline
[matchcol
] == NUL
&& nmatch
<= 1
4912 && !re_multiline(regmatch
.regprog
)));
4916 * Replace the line in the buffer when needed. This is
4917 * skipped when there are more matches.
4918 * The check for nmatch_tl is needed for when multi-line
4919 * matching must replace the lines before trying to do another
4920 * match, otherwise "\@<=" won't work.
4921 * When asking the user we like to show the already replaced
4922 * text, but don't do it when "\<@=" or "\<@!" is used, it
4923 * changes what matches.
4926 || (do_ask
&& !re_lookbehind(regmatch
.regprog
))
4928 || (nmatch
= vim_regexec_multi(®match
, curwin
,
4929 curbuf
, sub_firstlnum
, matchcol
)) == 0)
4931 if (new_start
!= NULL
)
4934 * Copy the rest of the line, that didn't match.
4935 * "matchcol" has to be adjusted, we use the end of
4936 * the line as reference, because the substitute may
4937 * have changed the number of characters. Same for
4940 STRCAT(new_start
, sub_firstline
+ copycol
);
4941 matchcol
= (colnr_T
)STRLEN(sub_firstline
) - matchcol
;
4942 prev_matchcol
= (colnr_T
)STRLEN(sub_firstline
)
4945 if (u_savesub(lnum
) != OK
)
4947 ml_replace(lnum
, new_start
, TRUE
);
4952 * Matched lines have now been substituted and are
4953 * useless, delete them. The part after the match
4954 * has been appended to new_start, we don't need
4958 if (u_savedel(lnum
, nmatch_tl
) != OK
)
4960 for (i
= 0; i
< nmatch_tl
; ++i
)
4961 ml_delete(lnum
, (int)FALSE
);
4962 mark_adjust(lnum
, lnum
+ nmatch_tl
- 1,
4963 (long)MAXLNUM
, -nmatch_tl
);
4965 deleted_lines(lnum
, nmatch_tl
);
4967 line2
-= nmatch_tl
; /* nr of lines decreases */
4971 /* When asking, undo is saved each time, must also set
4972 * changed flag each time. */
4974 changed_bytes(lnum
, 0);
4977 if (first_line
== 0)
4979 last_line
= lnum
+ 1;
4982 sub_firstlnum
= lnum
;
4983 vim_free(sub_firstline
); /* free the temp buffer */
4984 sub_firstline
= new_start
;
4986 matchcol
= (colnr_T
)STRLEN(sub_firstline
) - matchcol
;
4987 prev_matchcol
= (colnr_T
)STRLEN(sub_firstline
)
4991 if (nmatch
== -1 && !lastone
)
4992 nmatch
= vim_regexec_multi(®match
, curwin
, curbuf
,
4993 sub_firstlnum
, matchcol
);
4996 * 5. break if there isn't another match in this line
5007 vim_free(sub_firstline
); /* free the copy of the original line */
5008 sub_firstline
= NULL
;
5014 if (first_line
!= 0)
5016 /* Need to subtract the number of added lines from "last_line" to get
5017 * the line number before the change (same as adding the number of
5018 * deleted lines). */
5019 i
= curbuf
->b_ml
.ml_line_count
- old_line_count
;
5020 changed_lines(first_line
, 0, last_line
- i
, i
);
5024 vim_free(sub_firstline
); /* may have to free allocated copy of the line */
5026 /* ":s/pat//n" doesn't move the cursor */
5028 curwin
->w_cursor
= old_cursor
;
5032 /* Set the '[ and '] marks. */
5033 curbuf
->b_op_start
.lnum
= eap
->line1
;
5034 curbuf
->b_op_end
.lnum
= line2
;
5035 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
5040 coladvance((colnr_T
)MAXCOL
);
5042 beginline(BL_WHITE
| BL_FIX
);
5043 if (!do_sub_msg(do_count
) && do_ask
)
5047 global_need_beginline
= TRUE
;
5049 print_line(curwin
->w_cursor
.lnum
, do_number
, do_list
);
5051 else if (!global_busy
)
5053 if (got_int
) /* interrupted */
5055 else if (got_match
) /* did find something but nothing substituted */
5057 else if (do_error
) /* nothing found */
5058 EMSG2(_(e_patnotf2
), get_search_pat());
5061 vim_free(regmatch
.regprog
);
5065 * Give message for number of substitutions.
5066 * Can also be used after a ":global" command.
5067 * Return TRUE if a message was given.
5070 do_sub_msg(count_only
)
5071 int count_only
; /* used 'n' flag for ":s" */
5076 * Only report substitutions when:
5077 * - more than 'report' substitutions
5078 * - command was typed by user, or number of changed lines > 'report'
5079 * - giving messages is not disabled by 'lazyredraw'
5081 if (((sub_nsubs
> p_report
&& (KeyTyped
|| sub_nlines
> 1 || p_report
< 1))
5087 STRCPY(msg_buf
, _("(Interrupted) "));
5088 len
= (int)STRLEN(msg_buf
);
5091 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5092 "%s", count_only
? _("1 match") : _("1 substitution"));
5094 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5095 count_only
? _("%ld matches") : _("%ld substitutions"),
5097 len
= (int)STRLEN(msg_buf
);
5098 if (sub_nlines
== 1)
5099 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5100 "%s", _(" on 1 line"));
5102 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5103 _(" on %ld lines"), (long)sub_nlines
);
5105 /* save message to display it after redraw */
5106 set_keep_msg(msg_buf
, 0);
5118 * Execute a global command of the form:
5120 * g/pattern/X : execute X on all lines where pattern matches
5121 * v/pattern/X : execute X on all lines where pattern does not match
5123 * where 'X' is an EX command
5125 * The command character (as well as the trailing slash) is optional, and
5126 * is assumed to be 'p' if missing.
5128 * This is implemented in two passes: first we scan the file for the pattern and
5129 * set a mark for each line that (not) matches. secondly we execute the command
5130 * for each line that has a mark. This is required because after deleting
5131 * lines we do not know where to search for the next match.
5137 linenr_T lnum
; /* line number according to old situation */
5139 int type
; /* first char of cmd: 'v' or 'g' */
5140 char_u
*cmd
; /* command argument */
5142 char_u delim
; /* delimiter, normally '/' */
5144 regmmatch_T regmatch
;
5150 EMSG(_("E147: Cannot do :global recursive")); /* will increment global_busy */
5154 if (eap
->forceit
) /* ":global!" is like ":vglobal" */
5159 which_pat
= RE_LAST
; /* default: use last used regexp */
5164 * undocumented vi feature:
5165 * "\/" and "\?": use previous search pattern.
5166 * "\&": use previous substitute pattern.
5171 if (vim_strchr((char_u
*)"/?&", *cmd
) == NULL
)
5173 EMSG(_(e_backslash
));
5177 which_pat
= RE_SUBST
; /* use previous substitute pattern */
5179 which_pat
= RE_SEARCH
; /* use previous search pattern */
5183 else if (*cmd
== NUL
)
5185 EMSG(_("E148: Regular expression missing from global"));
5190 delim
= *cmd
; /* get the delimiter */
5192 ++cmd
; /* skip delimiter if there is one */
5193 pat
= cmd
; /* remember start of pattern */
5194 cmd
= skip_regexp(cmd
, delim
, p_magic
, &eap
->arg
);
5195 if (cmd
[0] == delim
) /* end delimiter found */
5196 *cmd
++ = NUL
; /* replace it with a NUL */
5199 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */
5200 if (p_altkeymap
&& curwin
->w_p_rl
)
5204 if (search_regcomp(pat
, RE_BOTH
, which_pat
, SEARCH_HIS
, ®match
) == FAIL
)
5211 * pass 1: set marks for each (not) matching line
5213 for (lnum
= eap
->line1
; lnum
<= eap
->line2
&& !got_int
; ++lnum
)
5215 /* a match on this line? */
5216 match
= vim_regexec_multi(®match
, curwin
, curbuf
, lnum
, (colnr_T
)0);
5217 if ((type
== 'g' && match
) || (type
== 'v' && !match
))
5226 * pass 2: execute the command for each line that has been marked
5230 else if (ndone
== 0)
5233 smsg((char_u
*)_("Pattern found in every line: %s"), pat
);
5235 smsg((char_u
*)_(e_patnotf2
), pat
);
5240 ml_clearmarked(); /* clear rest of the marks */
5241 vim_free(regmatch
.regprog
);
5245 * Execute "cmd" on lines marked with ml_setmarked().
5251 linenr_T old_lcount
; /* b_ml.ml_line_count before the command */
5252 linenr_T lnum
; /* line number according to old situation */
5255 * Set current position only once for a global command.
5256 * If global_busy is set, setpcmark() will not do anything.
5257 * If there is an error, global_busy will be incremented.
5261 /* When the command writes a message, don't overwrite the command. */
5264 global_need_beginline
= FALSE
;
5266 old_lcount
= curbuf
->b_ml
.ml_line_count
;
5267 while (!got_int
&& (lnum
= ml_firstmarked()) != 0 && global_busy
== 1)
5269 curwin
->w_cursor
.lnum
= lnum
;
5270 curwin
->w_cursor
.col
= 0;
5271 if (*cmd
== NUL
|| *cmd
== '\n')
5272 do_cmdline((char_u
*)"p", NULL
, NULL
, DOCMD_NOWAIT
);
5274 do_cmdline(cmd
, NULL
, NULL
, DOCMD_NOWAIT
);
5279 if (global_need_beginline
)
5280 beginline(BL_WHITE
| BL_FIX
);
5282 check_cursor(); /* cursor may be beyond the end of the line */
5284 /* the cursor may not have moved in the text but a change in a previous
5285 * line may move it on the screen */
5286 changed_line_abv_curs();
5288 /* If it looks like no message was written, allow overwriting the
5289 * command with the report for number of changes. */
5290 if (msg_col
== 0 && msg_scrolled
== 0)
5293 /* If substitutes done, report number of substitutes, otherwise report
5294 * number of extra or deleted lines. */
5295 if (!do_sub_msg(FALSE
))
5296 msgmore(curbuf
->b_ml
.ml_line_count
- old_lcount
);
5301 read_viminfo_sub_string(virp
, force
)
5305 if (old_sub
!= NULL
&& force
)
5307 if (force
|| old_sub
== NULL
)
5308 old_sub
= viminfo_readstring(virp
, 1, TRUE
);
5309 return viminfo_readline(virp
);
5313 write_viminfo_sub_string(fp
)
5316 if (get_viminfo_parameter('/') != 0 && old_sub
!= NULL
)
5318 fprintf(fp
, _("\n# Last Substitute String:\n$"));
5319 viminfo_writestring(fp
, old_sub
);
5322 #endif /* FEAT_VIMINFO */
5324 #if defined(EXITFREE) || defined(PROTO)
5332 #if (defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)) || defined(PROTO)
5334 * Set up for a tagpreview.
5335 * Return TRUE when it was created.
5338 prepare_tagpreview(undo_sync
)
5339 int undo_sync
; /* sync undo when leaving the window */
5344 need_mouse_correct
= TRUE
;
5348 * If there is already a preview window open, use that one.
5350 if (!curwin
->w_p_pvw
)
5352 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
5356 win_enter(wp
, undo_sync
);
5360 * There is no preview window open yet. Create one.
5362 if (win_split(g_do_tagpreview
> 0 ? g_do_tagpreview
: 0, 0)
5365 curwin
->w_p_pvw
= TRUE
;
5366 curwin
->w_p_wfh
= TRUE
;
5367 # ifdef FEAT_SCROLLBIND
5368 curwin
->w_p_scb
= FALSE
; /* don't take over 'scrollbind' */
5371 curwin
->w_p_diff
= FALSE
; /* no 'diff' */
5373 # ifdef FEAT_FOLDING
5374 curwin
->w_p_fdc
= 0; /* no 'foldcolumn' */
5386 * ":help": open a read-only window on a help file
5394 FILE *helpfd
; /* file descriptor of help file */
5406 #ifdef FEAT_MULTI_LANG
5414 * A ":help" command ends at the first LF, or at a '|' that is
5415 * followed by some text. Set nextcmd to the following command.
5417 for (arg
= eap
->arg
; *arg
; ++arg
)
5419 if (*arg
== '\n' || *arg
== '\r'
5420 || (*arg
== '|' && arg
[1] != NUL
&& arg
[1] != '|'))
5429 if (eap
->forceit
&& *arg
== NUL
)
5431 EMSG(_("E478: Don't panic!"));
5435 if (eap
->skip
) /* not executing commands */
5441 /* remove trailing blanks */
5442 p
= arg
+ STRLEN(arg
) - 1;
5443 while (p
> arg
&& vim_iswhite(*p
) && p
[-1] != '\\')
5446 #ifdef FEAT_MULTI_LANG
5447 /* Check for a specified language */
5448 lang
= check_help_lang(arg
);
5451 /* When no argument given go to the index. */
5453 arg
= (char_u
*)"help.txt";
5456 * Check if there is a match for the argument.
5458 n
= find_help_tags(arg
, &num_matches
, &matches
,
5459 eap
!= NULL
&& eap
->forceit
);
5462 #ifdef FEAT_MULTI_LANG
5463 if (n
!= FAIL
&& lang
!= NULL
)
5464 /* Find first item with the requested language. */
5465 for (i
= 0; i
< num_matches
; ++i
)
5467 len
= (int)STRLEN(matches
[i
]);
5468 if (len
> 3 && matches
[i
][len
- 3] == '@'
5469 && STRICMP(matches
[i
] + len
- 2, lang
) == 0)
5473 if (i
>= num_matches
|| n
== FAIL
)
5475 #ifdef FEAT_MULTI_LANG
5477 EMSG3(_("E661: Sorry, no '%s' help for %s"), lang
, arg
);
5480 EMSG2(_("E149: Sorry, no help for %s"), arg
);
5482 FreeWild(num_matches
, matches
);
5486 /* The first match (in the requested language) is the best match. */
5487 tag
= vim_strsave(matches
[i
]);
5488 FreeWild(num_matches
, matches
);
5491 need_mouse_correct
= TRUE
;
5495 * Re-use an existing help window or open a new one.
5496 * Always open a new one for ":tab help".
5498 if (!curwin
->w_buffer
->b_help
5505 if (cmdmod
.tab
!= 0)
5508 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
5509 if (wp
->w_buffer
!= NULL
&& wp
->w_buffer
->b_help
)
5511 if (wp
!= NULL
&& wp
->w_buffer
->b_nwindows
> 0)
5512 win_enter(wp
, TRUE
);
5517 * There is no help window yet.
5518 * Try to open the file specified by the "helpfile" option.
5520 if ((helpfd
= mch_fopen((char *)p_hf
, READBIN
)) == NULL
)
5522 smsg((char_u
*)_("Sorry, help file \"%s\" not found"), p_hf
);
5528 /* Split off help window; put it at far top if no position
5529 * specified, the current window is vertically split and
5532 # ifdef FEAT_VERTSPLIT
5533 if (cmdmod
.split
== 0 && curwin
->w_width
!= Columns
5534 && curwin
->w_width
< 80)
5537 if (win_split(0, n
) == FAIL
)
5540 /* use current window */
5541 if (!can_abandon(curbuf
, FALSE
))
5546 if (curwin
->w_height
< p_hh
)
5547 win_setheight((int)p_hh
);
5551 * Open help file (do_ecmd() will set b_help flag, readfile() will
5553 * Set the alternate file to the previously edited file.
5555 alt_fnum
= curbuf
->b_fnum
;
5556 (void)do_ecmd(0, NULL
, NULL
, NULL
, ECMD_LASTL
,
5557 ECMD_HIDE
+ ECMD_SET_HELP
);
5558 if (!cmdmod
.keepalt
)
5559 curwin
->w_alt_fnum
= alt_fnum
;
5560 empty_fnum
= curbuf
->b_fnum
;
5565 restart_edit
= 0; /* don't want insert mode in help file */
5568 do_tag(tag
, DT_HELP
, 1, FALSE
, TRUE
);
5570 /* Delete the empty buffer if we're not using it. Careful: autocommands
5571 * may have jumped to another window, check that the buffer is not in a
5573 if (empty_fnum
!= 0 && curbuf
->b_fnum
!= empty_fnum
)
5575 buf
= buflist_findnr(empty_fnum
);
5576 if (buf
!= NULL
&& buf
->b_nwindows
== 0)
5577 wipe_buffer(buf
, TRUE
);
5580 /* keep the previous alternate file */
5581 if (alt_fnum
!= 0 && curwin
->w_alt_fnum
== empty_fnum
&& !cmdmod
.keepalt
)
5582 curwin
->w_alt_fnum
= alt_fnum
;
5589 #if defined(FEAT_MULTI_LANG) || defined(PROTO)
5591 * In an argument search for a language specifiers in the form "@xx".
5592 * Changes the "@" to NUL if found, and returns a pointer to "xx".
5593 * Returns NULL if not found.
5596 check_help_lang(arg
)
5599 int len
= (int)STRLEN(arg
);
5601 if (len
>= 3 && arg
[len
- 3] == '@' && ASCII_ISALPHA(arg
[len
- 2])
5602 && ASCII_ISALPHA(arg
[len
- 1]))
5604 arg
[len
- 3] = NUL
; /* remove the '@' */
5605 return arg
+ len
- 2;
5612 * Return a heuristic indicating how well the given string matches. The
5613 * smaller the number, the better the match. This is the order of priorities,
5614 * from best match to worst match:
5615 * - Match with least alpha-numeric characters is better.
5616 * - Match with least total characters is better.
5617 * - Match towards the start is better.
5618 * - Match starting with "+" is worse (feature instead of command)
5619 * Assumption is made that the matched_string passed has already been found to
5620 * match some string for which help is requested. webb.
5623 help_heuristic(matched_string
, offset
, wrong_case
)
5624 char_u
*matched_string
;
5625 int offset
; /* offset for match */
5626 int wrong_case
; /* no matching case */
5632 for (p
= matched_string
; *p
; p
++)
5633 if (ASCII_ISALNUM(*p
))
5637 * Multiply the number of letters by 100 to give it a much bigger
5638 * weighting than the number of characters.
5639 * If there only is a match while ignoring case, add 5000.
5640 * If the match starts in the middle of a word, add 10000 to put it
5641 * somewhere in the last half.
5642 * If the match is more than 2 chars from the start, multiply by 200 to
5643 * put it after matches at the start.
5645 if (ASCII_ISALNUM(matched_string
[offset
]) && offset
> 0
5646 && ASCII_ISALNUM(matched_string
[offset
- 1]))
5648 else if (offset
> 2)
5652 /* Features are less interesting than the subjects themselves, but "+"
5653 * alone is not a feature. */
5654 if (matched_string
[0] == '+' && matched_string
[1] != NUL
)
5656 return (int)(100 * num_letters
+ STRLEN(matched_string
) + offset
);
5660 * Compare functions for qsort() below, that checks the help heuristics number
5661 * that has been put after the tagname by find_tags().
5667 help_compare(s1
, s2
)
5674 p1
= *(char **)s1
+ strlen(*(char **)s1
) + 1;
5675 p2
= *(char **)s2
+ strlen(*(char **)s2
) + 1;
5676 return strcmp(p1
, p2
);
5680 * Find all help tags matching "arg", sort them and return in matches[], with
5681 * the number of matches in num_matches.
5682 * The matches will be sorted with a "best" match algorithm.
5683 * When "keep_lang" is TRUE try keeping the language of the current buffer.
5686 find_help_tags(arg
, num_matches
, matches
, keep_lang
)
5694 static char *(mtable
[]) = {"*", "g*", "[*", "]*", ":*",
5695 "/*", "/\\*", "\"*", "**",
5697 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
5698 "/\\?", "/\\z(\\)", "\\=", ":s\\=",
5699 "[count]", "[quotex]", "[range]",
5700 "[pattern]", "\\|", "\\%$"};
5701 static char *(rtable
[]) = {"star", "gstar", "[star", "]star", ":star",
5702 "/star", "/\\\\star", "quotestar", "starstar",
5704 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
5705 "/\\\\?", "/\\\\z(\\\\)", "\\\\=", ":s\\\\=",
5706 "\\[count]", "\\[quotex]", "\\[range]",
5707 "\\[pattern]", "\\\\bar", "/\\\\%\\$"};
5710 d
= IObuff
; /* assume IObuff is long enough! */
5713 * Recognize a few exceptions to the rule. Some strings that contain '*'
5714 * with "star". Otherwise '*' is recognized as a wildcard.
5716 for (i
= sizeof(mtable
) / sizeof(char *); --i
>= 0; )
5717 if (STRCMP(arg
, mtable
[i
]) == 0)
5719 STRCPY(d
, rtable
[i
]);
5723 if (i
< 0) /* no match in table */
5725 /* Replace "\S" with "/\\S", etc. Otherwise every tag is matched.
5726 * Also replace "\%^" and "\%(", they match every tag too.
5727 * Also "\zs", "\z1", etc.
5728 * Also "\@<", "\@=", "\@<=", etc.
5729 * And also "\_$" and "\_^". */
5731 && ((arg
[1] != NUL
&& arg
[2] == NUL
)
5732 || (vim_strchr((char_u
*)"%_z@", arg
[1]) != NULL
5736 STRCPY(d
+ 3, arg
+ 1);
5737 /* Check for "/\\_$", should be "/\\_\$" */
5738 if (d
[3] == '_' && d
[4] == '$')
5739 STRCPY(d
+ 4, "\\$");
5743 /* replace "[:...:]" with "\[:...:]"; "[+...]" with "\[++...]" */
5744 if (arg
[0] == '[' && (arg
[1] == ':'
5745 || (arg
[1] == '+' && arg
[2] == '+')))
5748 for (s
= arg
; *s
; ++s
)
5751 * Replace "|" with "bar" and '"' with "quote" to match the name of
5752 * the tags for these commands.
5753 * Replace "*" with ".*" and "?" with "." to match command line
5755 * Insert a backslash before '~', '$' and '.' to avoid their
5758 if (d
- IObuff
> IOSIZE
- 10) /* getting too long!? */
5762 case '|': STRCPY(d
, "bar");
5765 case '"': STRCPY(d
, "quote");
5768 case '*': *d
++ = '.';
5770 case '?': *d
++ = '.';
5774 case '~': *d
++ = '\\';
5779 * Replace "^x" by "CTRL-X". Don't do this for "^_" to make
5780 * ":help i_^_CTRL-D" work.
5781 * Insert '-' before and after "CTRL-X" when applicable.
5783 if (*s
< ' ' || (*s
== '^' && s
[1] && (ASCII_ISALPHA(s
[1])
5784 || vim_strchr((char_u
*)"?@[\\]^", s
[1]) != NULL
)))
5786 if (d
> IObuff
&& d
[-1] != '_')
5787 *d
++ = '_'; /* prepend a '_' */
5793 *d
++ = CtrlChar(*s
);
5798 *d
++ = '\\'; /* double a backslash */
5802 if (s
[1] != NUL
&& s
[1] != '_')
5803 *d
++ = '_'; /* append a '_' */
5806 else if (*s
== '^') /* "^" or "CTRL-^" or "^_" */
5810 * Insert a backslash before a backslash after a slash, for search
5811 * pattern tags: "/\|" --> "/\\|".
5813 else if (s
[0] == '\\' && s
[1] != '\\'
5814 && *arg
== '/' && s
== arg
+ 1)
5817 /* "CTRL-\_" -> "CTRL-\\_" to avoid the special meaning of "\_" in
5818 * "CTRL-\_CTRL-N" */
5819 if (STRNICMP(s
, "CTRL-\\_", 7) == 0)
5821 STRCPY(d
, "CTRL-\\\\");
5829 * If tag starts with ', toss everything after a second '. Fixes
5830 * CTRL-] on 'option'. (would include the trailing '.').
5832 if (*s
== '\'' && s
> arg
&& *arg
== '\'')
5839 *matches
= (char_u
**)"";
5841 flags
= TAG_HELP
| TAG_REGEXP
| TAG_NAMES
| TAG_VERBOSE
;
5843 flags
|= TAG_KEEP_LANG
;
5844 if (find_tags(IObuff
, num_matches
, matches
, flags
, (int)MAXCOL
, NULL
) == OK
5845 && *num_matches
> 0)
5846 /* Sort the matches found on the heuristic number that is after the
5848 qsort((void *)*matches
, (size_t)*num_matches
,
5849 sizeof(char_u
*), help_compare
);
5854 * After reading a help file: May cleanup a help buffer when syntax
5855 * highlighting is not used.
5862 int in_example
= FALSE
;
5868 /* set filetype to "help". */
5869 set_option_value((char_u
*)"ft", 0L, (char_u
*)"help", OPT_LOCAL
);
5872 if (!syntax_present(curbuf
))
5875 for (lnum
= 1; lnum
<= curbuf
->b_ml
.ml_line_count
; ++lnum
)
5877 line
= ml_get_buf(curbuf
, lnum
, FALSE
);
5878 len
= (int)STRLEN(line
);
5879 if (in_example
&& len
> 0 && !vim_iswhite(line
[0]))
5881 /* End of example: non-white or '<' in first column. */
5884 /* blank-out a '<' in the first column */
5885 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5890 if (!in_example
&& len
> 0)
5892 if (line
[len
- 1] == '>' && (len
== 1 || line
[len
- 2] == ' '))
5894 /* blank-out a '>' in the last column (start of example) */
5895 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5896 line
[len
- 1] = ' ';
5899 else if (line
[len
- 1] == '~')
5901 /* blank-out a '~' at the end of line (header marker) */
5902 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5903 line
[len
- 1] = ' ';
5910 * In the "help.txt" file, add the locally added help files.
5911 * This uses the very first line in the help file.
5913 if (fnamecmp(gettail(curbuf
->b_fname
), "help.txt") == 0)
5915 for (lnum
= 1; lnum
< curbuf
->b_ml
.ml_line_count
; ++lnum
)
5917 line
= ml_get_buf(curbuf
, lnum
, FALSE
);
5918 if (strstr((char *)line
, "*local-additions*") != NULL
)
5920 /* Go through all directories in 'runtimepath', skipping
5925 copy_option_part(&p
, NameBuff
, MAXPATHL
, ",");
5927 rt
= vim_getenv((char_u
*)"VIMRUNTIME", &mustfree
);
5928 if (fullpathcmp(rt
, NameBuff
, FALSE
) != FPC_SAME
)
5940 /* Find all "doc/ *.txt" files in this directory. */
5941 add_pathsep(NameBuff
);
5942 STRCAT(NameBuff
, "doc/*.txt");
5943 if (gen_expand_wildcards(1, &NameBuff
, &fcount
,
5944 &fnames
, EW_FILE
|EW_SILENT
) == OK
5947 for (fi
= 0; fi
< fcount
; ++fi
)
5949 fd
= mch_fopen((char *)fnames
[fi
], "r");
5952 vim_fgets(IObuff
, IOSIZE
, fd
);
5953 if (IObuff
[0] == '*'
5954 && (s
= vim_strchr(IObuff
+ 1, '*'))
5958 int this_utf
= MAYBE
;
5960 /* Change tag definition to a
5961 * reference and remove <CR>/<NL>. */
5966 if (*s
== '\r' || *s
== '\n')
5969 /* The text is utf-8 when a byte
5970 * above 127 is found and no
5971 * illegal byte sequence is found.
5973 if (*s
>= 0x80 && this_utf
!= FALSE
)
5987 /* The help file is latin1 or utf-8;
5988 * conversion to the current
5989 * 'encoding' may be required. */
5990 vc
.vc_type
= CONV_NONE
;
5991 convert_setup(&vc
, (char_u
*)(
5992 this_utf
== TRUE
? "utf-8"
5993 : "latin1"), p_enc
);
5994 if (vc
.vc_type
== CONV_NONE
)
5995 /* No conversion needed. */
5999 /* Do the conversion. If it fails
6000 * use the unconverted text. */
6001 cp
= string_convert(&vc
, IObuff
,
6006 convert_setup(&vc
, NULL
, NULL
);
6008 ml_append(lnum
, cp
, (colnr_T
)0, FALSE
);
6012 ml_append(lnum
, IObuff
, (colnr_T
)0,
6020 FreeWild(fcount
, fnames
);
6040 do_cmdline_cmd((char_u
*)"help ex-cmd-index");
6051 do_cmdline_cmd((char_u
*)"help normal-index");
6054 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
6055 static void helptags_one
__ARGS((char_u
*dir
, char_u
*ext
, char_u
*lang
));
6067 #ifdef FEAT_MULTI_LANG
6075 if (!mch_isdir(eap
->arg
))
6077 EMSG2(_("E150: Not a directory: %s"), eap
->arg
);
6081 #ifdef FEAT_MULTI_LANG
6082 /* Get a list of all files in the directory. */
6083 STRCPY(NameBuff
, eap
->arg
);
6084 add_pathsep(NameBuff
);
6085 STRCAT(NameBuff
, "*");
6086 if (gen_expand_wildcards(1, &NameBuff
, &filecount
, &files
,
6087 EW_FILE
|EW_SILENT
) == FAIL
6090 EMSG2("E151: No match: %s", NameBuff
);
6094 /* Go over all files in the directory to find out what languages are
6096 ga_init2(&ga
, 1, 10);
6097 for (i
= 0; i
< filecount
; ++i
)
6099 len
= (int)STRLEN(files
[i
]);
6102 if (STRICMP(files
[i
] + len
- 4, ".txt") == 0)
6104 /* ".txt" -> language "en" */
6108 else if (files
[i
][len
- 4] == '.'
6109 && ASCII_ISALPHA(files
[i
][len
- 3])
6110 && ASCII_ISALPHA(files
[i
][len
- 2])
6111 && TOLOWER_ASC(files
[i
][len
- 1]) == 'x')
6113 /* ".abx" -> language "ab" */
6114 lang
[0] = TOLOWER_ASC(files
[i
][len
- 3]);
6115 lang
[1] = TOLOWER_ASC(files
[i
][len
- 2]);
6120 /* Did we find this language already? */
6121 for (j
= 0; j
< ga
.ga_len
; j
+= 2)
6122 if (STRNCMP(lang
, ((char_u
*)ga
.ga_data
) + j
, 2) == 0)
6126 /* New language, add it. */
6127 if (ga_grow(&ga
, 2) == FAIL
)
6129 ((char_u
*)ga
.ga_data
)[ga
.ga_len
++] = lang
[0];
6130 ((char_u
*)ga
.ga_data
)[ga
.ga_len
++] = lang
[1];
6136 * Loop over the found languages to generate a tags file for each one.
6138 for (j
= 0; j
< ga
.ga_len
; j
+= 2)
6140 STRCPY(fname
, "tags-xx");
6141 fname
[5] = ((char_u
*)ga
.ga_data
)[j
];
6142 fname
[6] = ((char_u
*)ga
.ga_data
)[j
+ 1];
6143 if (fname
[5] == 'e' && fname
[6] == 'n')
6145 /* English is an exception: use ".txt" and "tags". */
6147 STRCPY(ext
, ".txt");
6151 /* Language "ab" uses ".abx" and "tags-ab". */
6152 STRCPY(ext
, ".xxx");
6156 helptags_one(eap
->arg
, ext
, fname
);
6160 FreeWild(filecount
, files
);
6163 /* No language support, just use "*.txt" and "tags". */
6164 helptags_one(eap
->arg
, (char_u
*)".txt", (char_u
*)"tags");
6169 helptags_one(dir
, ext
, tagfname
)
6170 char_u
*dir
; /* doc directory */
6171 char_u
*ext
; /* suffix, ".txt", ".itx", ".frx", etc. */
6172 char_u
*tagfname
; /* "tags" for English, "tags-it" for Italian. */
6188 int mix
= FALSE
; /* detected mixed encodings */
6192 * Find all *.txt files.
6194 STRCPY(NameBuff
, dir
);
6195 add_pathsep(NameBuff
);
6196 STRCAT(NameBuff
, "*");
6197 STRCAT(NameBuff
, ext
);
6198 if (gen_expand_wildcards(1, &NameBuff
, &filecount
, &files
,
6199 EW_FILE
|EW_SILENT
) == FAIL
6203 EMSG2("E151: No match: %s", NameBuff
);
6208 * Open the tags file for writing.
6209 * Do this before scanning through all the files.
6211 STRCPY(NameBuff
, dir
);
6212 add_pathsep(NameBuff
);
6213 STRCAT(NameBuff
, tagfname
);
6214 fd_tags
= mch_fopen((char *)NameBuff
, "w");
6215 if (fd_tags
== NULL
)
6217 EMSG2(_("E152: Cannot open %s for writing"), NameBuff
);
6218 FreeWild(filecount
, files
);
6223 * If generating tags for "$VIMRUNTIME/doc" add the "help-tags" tag.
6225 ga_init2(&ga
, (int)sizeof(char_u
*), 100);
6226 if (fullpathcmp((char_u
*)"$VIMRUNTIME/doc", dir
, FALSE
) == FPC_SAME
)
6228 if (ga_grow(&ga
, 1) == FAIL
)
6232 s
= alloc(18 + (unsigned)STRLEN(tagfname
));
6237 sprintf((char *)s
, "help-tags\t%s\t1\n", tagfname
);
6238 ((char_u
**)ga
.ga_data
)[ga
.ga_len
] = s
;
6245 * Go over all the files and extract the tags.
6247 for (fi
= 0; fi
< filecount
&& !got_int
; ++fi
)
6249 fd
= mch_fopen((char *)files
[fi
], "r");
6252 EMSG2(_("E153: Unable to open %s for reading"), files
[fi
]);
6255 fname
= gettail(files
[fi
]);
6260 while (!vim_fgets(IObuff
, IOSIZE
, fd
) && !got_int
)
6265 /* Detect utf-8 file by a non-ASCII char in the first line. */
6267 for (s
= IObuff
; *s
!= NUL
; ++s
)
6276 /* Illegal UTF-8 byte sequence. */
6282 if (this_utf8
== MAYBE
) /* only ASCII characters found */
6284 if (utf8
== MAYBE
) /* first file */
6286 else if (utf8
!= this_utf8
)
6288 EMSG2(_("E670: Mix of help file encodings within a language: %s"), files
[fi
]);
6295 p1
= vim_strchr(IObuff
, '*'); /* find first '*' */
6298 p2
= vim_strchr(p1
+ 1, '*'); /* find second '*' */
6299 if (p2
!= NULL
&& p2
> p1
+ 1) /* skip "*" and "**" */
6301 for (s
= p1
+ 1; s
< p2
; ++s
)
6302 if (*s
== ' ' || *s
== '\t' || *s
== '|')
6306 * Only accept a *tag* when it consists of valid
6307 * characters, there is white space before it and is
6308 * followed by a white character or end-of-line.
6311 && (p1
== IObuff
|| p1
[-1] == ' ' || p1
[-1] == '\t')
6312 && (vim_strchr((char_u
*)" \t\n\r", s
[1]) != NULL
6317 if (ga_grow(&ga
, 1) == FAIL
)
6322 s
= alloc((unsigned)(p2
- p1
+ STRLEN(fname
) + 2));
6328 ((char_u
**)ga
.ga_data
)[ga
.ga_len
] = s
;
6330 sprintf((char *)s
, "%s\t%s", p1
, fname
);
6333 p2
= vim_strchr(p2
+ 1, '*');
6344 FreeWild(filecount
, files
);
6351 sort_strings((char_u
**)ga
.ga_data
, ga
.ga_len
);
6354 * Check for duplicates.
6356 for (i
= 1; i
< ga
.ga_len
; ++i
)
6358 p1
= ((char_u
**)ga
.ga_data
)[i
- 1];
6359 p2
= ((char_u
**)ga
.ga_data
)[i
];
6365 vim_snprintf((char *)NameBuff
, MAXPATHL
,
6366 _("E154: Duplicate tag \"%s\" in file %s/%s"),
6367 ((char_u
**)ga
.ga_data
)[i
], dir
, p2
+ 1);
6379 fprintf(fd_tags
, "!_TAG_FILE_ENCODING\tutf-8\t//\n");
6383 * Write the tags into the file.
6385 for (i
= 0; i
< ga
.ga_len
; ++i
)
6387 s
= ((char_u
**)ga
.ga_data
)[i
];
6388 if (STRNCMP(s
, "help-tags\t", 10) == 0)
6389 /* help-tags entry was added in formatted form */
6390 fputs((char *)s
, fd_tags
);
6393 fprintf(fd_tags
, "%s\t/*", s
);
6394 for (p1
= s
; *p1
!= '\t'; ++p1
)
6396 /* insert backslash before '\\' and '/' */
6397 if (*p1
== '\\' || *p1
== '/')
6398 putc('\\', fd_tags
);
6401 fprintf(fd_tags
, "*\n");
6407 got_int
= FALSE
; /* continue with other languages */
6410 for (i
= 0; i
< ga
.ga_len
; ++i
)
6411 vim_free(((char_u
**)ga
.ga_data
)[i
]);
6413 fclose(fd_tags
); /* there is no check for an error... */
6417 #if defined(FEAT_SIGNS) || defined(PROTO)
6420 * Struct to hold the sign properties.
6422 typedef struct sign sign_T
;
6426 sign_T
*sn_next
; /* next sign in list */
6427 int sn_typenr
; /* type number of sign (negative if not equal
6429 char_u
*sn_name
; /* name of sign */
6430 char_u
*sn_icon
; /* name of pixmap */
6431 #ifdef FEAT_SIGN_ICONS
6432 void *sn_image
; /* icon image */
6434 char_u
*sn_text
; /* text used instead of pixmap */
6435 int sn_line_hl
; /* highlight ID for line */
6436 int sn_text_hl
; /* highlight ID for text */
6439 static sign_T
*first_sign
= NULL
;
6440 static int last_sign_typenr
= MAX_TYPENR
; /* is decremented */
6442 static void sign_list_defined
__ARGS((sign_T
*sp
));
6451 char_u
*arg
= eap
->arg
;
6457 static char *cmds
[] = {
6459 #define SIGNCMD_DEFINE 0
6461 #define SIGNCMD_UNDEFINE 1
6463 #define SIGNCMD_LIST 2
6465 #define SIGNCMD_PLACE 3
6467 #define SIGNCMD_UNPLACE 4
6469 #define SIGNCMD_JUMP 5
6470 #define SIGNCMD_LAST 6
6473 /* Parse the subcommand. */
6474 p
= skiptowhite(arg
);
6477 for (idx
= 0; ; ++idx
)
6479 if (idx
== SIGNCMD_LAST
)
6481 EMSG2(_("E160: Unknown sign command: %s"), arg
);
6484 if (STRCMP(arg
, cmds
[idx
]) == 0)
6489 if (idx
<= SIGNCMD_LIST
)
6492 * Define, undefine or list signs.
6494 if (idx
== SIGNCMD_LIST
&& *arg
== NUL
)
6496 /* ":sign list": list all defined signs */
6497 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6498 sign_list_defined(sp
);
6500 else if (*arg
== NUL
)
6501 EMSG(_("E156: Missing sign name"));
6504 p
= skiptowhite(arg
);
6508 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6510 if (STRCMP(sp
->sn_name
, arg
) == 0)
6514 if (idx
== SIGNCMD_DEFINE
)
6516 /* ":sign define {name} ...": define a sign */
6519 /* Allocate a new sign. */
6520 sp
= (sign_T
*)alloc_clear((unsigned)sizeof(sign_T
));
6523 if (sp_prev
== NULL
)
6526 sp_prev
->sn_next
= sp
;
6527 sp
->sn_name
= vim_strnsave(arg
, (int)(p
- arg
));
6529 /* If the name is a number use that for the typenr,
6530 * otherwise use a negative number. */
6531 if (VIM_ISDIGIT(*arg
))
6532 sp
->sn_typenr
= atoi((char *)arg
);
6536 int start
= last_sign_typenr
;
6538 for (lp
= first_sign
; lp
!= NULL
; lp
= lp
->sn_next
)
6540 if (lp
->sn_typenr
== last_sign_typenr
)
6543 if (last_sign_typenr
== 0)
6544 last_sign_typenr
= MAX_TYPENR
;
6545 if (last_sign_typenr
== start
)
6547 EMSG(_("E612: Too many signs defined"));
6555 sp
->sn_typenr
= last_sign_typenr
--;
6556 if (last_sign_typenr
== 0)
6557 last_sign_typenr
= MAX_TYPENR
; /* wrap around */
6561 /* set values for a defined sign. */
6567 p
= skiptowhite_esc(arg
);
6568 if (STRNCMP(arg
, "icon=", 5) == 0)
6571 vim_free(sp
->sn_icon
);
6572 sp
->sn_icon
= vim_strnsave(arg
, (int)(p
- arg
));
6573 backslash_halve(sp
->sn_icon
);
6574 #ifdef FEAT_SIGN_ICONS
6578 if (sp
->sn_image
!= NULL
)
6579 gui_mch_destroy_sign(sp
->sn_image
);
6580 sp
->sn_image
= gui_mch_register_sign(sp
->sn_icon
);
6584 else if (STRNCMP(arg
, "text=", 5) == 0)
6592 /* Count cells and check for non-printable chars */
6596 for (s
= arg
; s
< p
; s
+= (*mb_ptr2len
)(s
))
6598 if (!vim_isprintc((*mb_ptr2char
)(s
)))
6600 cells
+= (*mb_ptr2cells
)(s
);
6606 for (s
= arg
; s
< p
; ++s
)
6607 if (!vim_isprintc(*s
))
6609 cells
= (int)(s
- arg
);
6611 /* Currently must be one or two display cells */
6612 if (s
!= p
|| cells
< 1 || cells
> 2)
6615 EMSG2(_("E239: Invalid sign text: %s"), arg
);
6619 vim_free(sp
->sn_text
);
6620 /* Allocate one byte more if we need to pad up
6622 len
= (int)(p
- arg
+ ((cells
== 1) ? 1 : 0));
6623 sp
->sn_text
= vim_strnsave(arg
, len
);
6625 if (sp
->sn_text
!= NULL
&& cells
== 1)
6626 STRCPY(sp
->sn_text
+ len
- 1, " ");
6628 else if (STRNCMP(arg
, "linehl=", 7) == 0)
6631 sp
->sn_line_hl
= syn_check_group(arg
, (int)(p
- arg
));
6633 else if (STRNCMP(arg
, "texthl=", 7) == 0)
6636 sp
->sn_text_hl
= syn_check_group(arg
, (int)(p
- arg
));
6640 EMSG2(_(e_invarg2
), arg
);
6645 else if (sp
== NULL
)
6646 EMSG2(_("E155: Unknown sign: %s"), arg
);
6647 else if (idx
== SIGNCMD_LIST
)
6648 /* ":sign list {name}" */
6649 sign_list_defined(sp
);
6652 /* ":sign undefine {name}" */
6653 vim_free(sp
->sn_name
);
6654 vim_free(sp
->sn_icon
);
6655 #ifdef FEAT_SIGN_ICONS
6656 if (sp
->sn_image
!= NULL
)
6659 gui_mch_destroy_sign(sp
->sn_image
);
6662 vim_free(sp
->sn_text
);
6663 if (sp_prev
== NULL
)
6664 first_sign
= sp
->sn_next
;
6666 sp_prev
->sn_next
= sp
->sn_next
;
6675 char_u
*sign_name
= NULL
;
6680 if (idx
== SIGNCMD_PLACE
)
6682 /* ":sign place": list placed signs in all buffers */
6683 sign_list_placed(NULL
);
6685 else if (idx
== SIGNCMD_UNPLACE
)
6687 /* ":sign unplace": remove placed sign at cursor */
6688 id
= buf_findsign_id(curwin
->w_buffer
, curwin
->w_cursor
.lnum
);
6691 buf_delsign(curwin
->w_buffer
, id
);
6692 update_debug_sign(curwin
->w_buffer
, curwin
->w_cursor
.lnum
);
6695 EMSG(_("E159: Missing sign number"));
6702 if (idx
== SIGNCMD_UNPLACE
&& arg
[0] == '*' && arg
[1] == NUL
)
6704 /* ":sign unplace *": remove all placed signs */
6705 buf_delete_all_signs();
6709 /* first arg could be placed sign id */
6711 if (VIM_ISDIGIT(*arg
))
6713 id
= getdigits(&arg
);
6714 if (!vim_iswhite(*arg
) && *arg
!= NUL
)
6721 arg
= skipwhite(arg
);
6722 if (idx
== SIGNCMD_UNPLACE
&& *arg
== NUL
)
6724 /* ":sign unplace {id}": remove placed sign by number */
6725 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
6726 if ((lnum
= buf_delsign(buf
, id
)) != 0)
6727 update_debug_sign(buf
, lnum
);
6734 * Check for line={lnum} name={name} and file={fname} or buffer={nr}.
6735 * Leave "arg" pointing to {fname}.
6739 if (STRNCMP(arg
, "line=", 5) == 0)
6742 lnum
= atoi((char *)arg
);
6743 arg
= skiptowhite(arg
);
6745 else if (STRNCMP(arg
, "name=", 5) == 0)
6749 arg
= skiptowhite(arg
);
6753 else if (STRNCMP(arg
, "file=", 5) == 0)
6756 buf
= buflist_findname(arg
);
6759 else if (STRNCMP(arg
, "buffer=", 7) == 0)
6762 buf
= buflist_findnr((int)getdigits(&arg
));
6763 if (*skipwhite(arg
) != NUL
)
6764 EMSG(_(e_trailing
));
6772 arg
= skipwhite(arg
);
6777 EMSG2(_("E158: Invalid buffer name: %s"), arg
);
6781 if (lnum
>= 0 || sign_name
!= NULL
)
6784 /* ":sign place file={fname}": list placed signs in one file */
6785 sign_list_placed(buf
);
6787 else if (idx
== SIGNCMD_JUMP
)
6789 /* ":sign jump {id} file={fname}" */
6790 if (lnum
>= 0 || sign_name
!= NULL
)
6792 else if ((lnum
= buf_findsign(buf
, id
)) > 0)
6793 { /* goto a sign ... */
6794 if (buf_jump_open_win(buf
) != NULL
)
6795 { /* ... in a current window */
6796 curwin
->w_cursor
.lnum
= lnum
;
6797 check_cursor_lnum();
6798 beginline(BL_WHITE
);
6801 { /* ... not currently in a window */
6804 cmd
= alloc((unsigned)STRLEN(buf
->b_fname
) + 25);
6807 sprintf((char *)cmd
, "e +%ld %s", (long)lnum
, buf
->b_fname
);
6808 do_cmdline_cmd(cmd
);
6816 EMSGN(_("E157: Invalid sign ID: %ld"), id
);
6818 else if (idx
== SIGNCMD_UNPLACE
)
6820 /* ":sign unplace {id} file={fname}" */
6821 if (lnum
>= 0 || sign_name
!= NULL
)
6825 lnum
= buf_delsign(buf
, id
);
6826 update_debug_sign(buf
, lnum
);
6829 /* idx == SIGNCMD_PLACE */
6830 else if (sign_name
!= NULL
)
6832 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6833 if (STRCMP(sp
->sn_name
, sign_name
) == 0)
6837 EMSG2(_("E155: Unknown sign: %s"), sign_name
);
6841 /* ":sign place {id} line={lnum} name={name} file={fname}":
6843 buf_addsign(buf
, id
, lnum
, sp
->sn_typenr
);
6845 /* ":sign place {id} file={fname}": change sign type */
6846 lnum
= buf_change_sign_type(buf
, id
, sp
->sn_typenr
);
6847 update_debug_sign(buf
, lnum
);
6854 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
6856 * Allocate the icons. Called when the GUI has started. Allows defining
6857 * signs before it starts.
6864 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6865 if (sp
->sn_icon
!= NULL
)
6866 sp
->sn_image
= gui_mch_register_sign(sp
->sn_icon
);
6874 sign_list_defined(sp
)
6879 smsg((char_u
*)"sign %s", sp
->sn_name
);
6880 if (sp
->sn_icon
!= NULL
)
6883 msg_outtrans(sp
->sn_icon
);
6884 #ifdef FEAT_SIGN_ICONS
6885 if (sp
->sn_image
== NULL
)
6886 MSG_PUTS(_(" (NOT FOUND)"));
6888 MSG_PUTS(_(" (not supported)"));
6891 if (sp
->sn_text
!= NULL
)
6894 msg_outtrans(sp
->sn_text
);
6896 if (sp
->sn_line_hl
> 0)
6898 MSG_PUTS(" linehl=");
6899 p
= get_highlight_name(NULL
, sp
->sn_line_hl
- 1);
6905 if (sp
->sn_text_hl
> 0)
6907 MSG_PUTS(" texthl=");
6908 p
= get_highlight_name(NULL
, sp
->sn_text_hl
- 1);
6917 * Get highlighting attribute for sign "typenr".
6918 * If "line" is TRUE: line highl, if FALSE: text highl.
6921 sign_get_attr(typenr
, line
)
6927 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6928 if (sp
->sn_typenr
== typenr
)
6932 if (sp
->sn_line_hl
> 0)
6933 return syn_id2attr(sp
->sn_line_hl
);
6937 if (sp
->sn_text_hl
> 0)
6938 return syn_id2attr(sp
->sn_text_hl
);
6946 * Get text mark for sign "typenr".
6947 * Returns NULL if there isn't one.
6950 sign_get_text(typenr
)
6955 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6956 if (sp
->sn_typenr
== typenr
)
6961 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
6963 sign_get_image(typenr
)
6964 int typenr
; /* the attribute which may have a sign */
6968 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6969 if (sp
->sn_typenr
== typenr
)
6970 return sp
->sn_image
;
6976 * Get the name of a sign by its typenr.
6979 sign_typenr2name(typenr
)
6984 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6985 if (sp
->sn_typenr
== typenr
)
6987 return (char_u
*)_("[Deleted]");
6992 #if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO)
6995 * Opens the first argument in a window. When there are two or more arguments
6996 * the argument list is redefined.
7005 # ifdef FEAT_WINDOWS
7010 * Check if the first argument is already being edited in a window. If
7011 * so, jump to that window.
7012 * We would actually need to check all arguments, but that's complicated
7013 * and mostly only one file is dropped.
7014 * This also ignores wildcards, since it is very unlikely the user is
7015 * editing a file name with a wildcard character.
7017 set_arglist(eap
->arg
);
7020 * Expanding wildcards may result in an empty argument list. E.g. when
7021 * editing "foo.pyc" and ".pyc" is in 'wildignore'. Assume that we
7022 * already did an error message for this.
7027 # ifdef FEAT_WINDOWS
7030 /* ":tab drop file ...": open a tab for each argument that isn't
7031 * edited in a window yet. It's like ":tab all" but without closing
7032 * windows or tabs. */
7038 /* ":drop file ...": Edit the first argument. Jump to an existing
7039 * window if possible, edit in current window if the current buffer
7040 * can be abandoned, otherwise open a new window. */
7041 buf
= buflist_findnr(ARGLIST
[0].ae_fnum
);
7043 FOR_ALL_TAB_WINDOWS(tp
, wp
)
7045 if (wp
->w_buffer
== buf
)
7047 # ifdef FEAT_WINDOWS
7048 goto_tabpage_win(tp
, wp
);
7050 curwin
->w_arg_idx
= 0;
7056 * Check whether the current buffer is changed. If so, we will need
7057 * to split the current window or data could be lost.
7058 * Skip the check if the 'hidden' option is set, as in this case the
7059 * buffer won't be lost.
7063 # ifdef FEAT_WINDOWS
7066 split
= check_changed(curbuf
, TRUE
, FALSE
, FALSE
, FALSE
);
7067 # ifdef FEAT_WINDOWS
7075 /* Fake a ":sfirst" or ":first" command edit the first argument. */
7078 eap
->cmdidx
= CMD_sfirst
;
7082 eap
->cmdidx
= CMD_first
;