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 * misc1.c: functions that didn't seem to fit elsewhere
17 static char_u
*vim_version_dir
__ARGS((char_u
*vimdir
));
18 static char_u
*remove_tail
__ARGS((char_u
*p
, char_u
*pend
, char_u
*name
));
19 static int copy_indent
__ARGS((int size
, char_u
*src
));
22 * Count the size (in window cells) of the indent in the current line.
27 return get_indent_str(ml_get_curline(), (int)curbuf
->b_p_ts
);
31 * Count the size (in window cells) of the indent in line "lnum".
37 return get_indent_str(ml_get(lnum
), (int)curbuf
->b_p_ts
);
40 #if defined(FEAT_FOLDING) || defined(PROTO)
42 * Count the size (in window cells) of the indent in line "lnum" of buffer
46 get_indent_buf(buf
, lnum
)
50 return get_indent_str(ml_get_buf(buf
, lnum
, FALSE
), (int)buf
->b_p_ts
);
55 * count the size (in window cells) of the indent in line "ptr", with
59 get_indent_str(ptr
, ts
)
67 if (*ptr
== TAB
) /* count a tab for what it is worth */
68 count
+= ts
- (count
% ts
);
70 ++count
; /* count a space for one */
78 * Set the indent of the current line.
79 * Leaves the cursor on the first non-blank in the line.
80 * Caller must take care of undo.
82 * SIN_CHANGED: call changed_bytes() if the line was changed.
83 * SIN_INSERT: insert the indent in front of the line.
84 * SIN_UNDO: save line for undo before changing it.
85 * Returns TRUE if the line was changed.
88 set_indent(size
, flags
)
89 int size
; /* measured in spaces */
97 int ind_len
; /* measured in characters */
100 int ind_done
= 0; /* measured in spaces */
103 int orig_char_len
= -1; /* number of initial whitespace chars when
104 'et' and 'pi' are both set */
107 * First check if there is anything to do and compute the number of
108 * characters needed for the indent.
112 p
= oldline
= ml_get_curline();
114 /* Calculate the buffer size for the new indent, and check to see if it
115 * isn't already set */
117 /* if 'expandtab' isn't set: use TABs; if both 'expandtab' and
118 * 'preserveindent' are set count the number of characters at the
119 * beginning of the line to be copied */
120 if (!curbuf
->b_p_et
|| (!(flags
& SIN_INSERT
) && curbuf
->b_p_pi
))
122 /* If 'preserveindent' is set then reuse as much as possible of
123 * the existing indent structure for the new indent */
124 if (!(flags
& SIN_INSERT
) && curbuf
->b_p_pi
)
128 /* count as many characters as we can use */
129 while (todo
> 0 && vim_iswhite(*p
))
133 tab_pad
= (int)curbuf
->b_p_ts
134 - (ind_done
% (int)curbuf
->b_p_ts
);
135 /* stop if this tab will overshoot the target */
151 /* Set initial number of whitespace chars to copy if we are
152 * preserving indent but expandtab is set */
154 orig_char_len
= ind_len
;
156 /* Fill to next tabstop with a tab, if possible */
157 tab_pad
= (int)curbuf
->b_p_ts
- (ind_done
% (int)curbuf
->b_p_ts
);
158 if (todo
>= tab_pad
&& orig_char_len
== -1)
163 /* ind_done += tab_pad; */
167 /* count tabs required for indent */
168 while (todo
>= (int)curbuf
->b_p_ts
)
174 todo
-= (int)curbuf
->b_p_ts
;
176 /* ind_done += (int)curbuf->b_p_ts; */
179 /* count spaces required for indent */
191 /* Return if the indent is OK already. */
192 if (!doit
&& !vim_iswhite(*p
) && !(flags
& SIN_INSERT
))
195 /* Allocate memory for the new line. */
196 if (flags
& SIN_INSERT
)
200 line_len
= (int)STRLEN(p
) + 1;
202 /* If 'preserveindent' and 'expandtab' are both set keep the original
203 * characters and allocate accordingly. We will fill the rest with spaces
204 * after the if (!curbuf->b_p_et) below. */
205 if (orig_char_len
!= -1)
207 newline
= alloc(orig_char_len
+ size
- ind_done
+ line_len
);
210 todo
= size
- ind_done
;
211 ind_len
= orig_char_len
+ todo
; /* Set total length of indent in
212 * characters, which may have been
213 * undercounted until now */
216 while (orig_char_len
> 0)
222 /* Skip over any additional white space (useful when newindent is less
224 while (vim_iswhite(*p
))
231 newline
= alloc(ind_len
+ line_len
);
237 /* Put the characters in the new line. */
238 /* if 'expandtab' isn't set: use TABs */
241 /* If 'preserveindent' is set then reuse as much as possible of
242 * the existing indent structure for the new indent */
243 if (!(flags
& SIN_INSERT
) && curbuf
->b_p_pi
)
248 while (todo
> 0 && vim_iswhite(*p
))
252 tab_pad
= (int)curbuf
->b_p_ts
253 - (ind_done
% (int)curbuf
->b_p_ts
);
254 /* stop if this tab will overshoot the target */
268 /* Fill to next tabstop with a tab, if possible */
269 tab_pad
= (int)curbuf
->b_p_ts
- (ind_done
% (int)curbuf
->b_p_ts
);
279 while (todo
>= (int)curbuf
->b_p_ts
)
282 todo
-= (int)curbuf
->b_p_ts
;
290 mch_memmove(s
, p
, (size_t)line_len
);
292 /* Replace the line (unless undo fails). */
293 if (!(flags
& SIN_UNDO
) || u_savesub(curwin
->w_cursor
.lnum
) == OK
)
295 ml_replace(curwin
->w_cursor
.lnum
, newline
, FALSE
);
296 if (flags
& SIN_CHANGED
)
297 changed_bytes(curwin
->w_cursor
.lnum
, 0);
298 /* Correct saved cursor position if it's after the indent. */
299 if (saved_cursor
.lnum
== curwin
->w_cursor
.lnum
300 && saved_cursor
.col
>= (colnr_T
)(p
- oldline
))
301 saved_cursor
.col
+= ind_len
- (colnr_T
)(p
- oldline
);
307 curwin
->w_cursor
.col
= ind_len
;
312 * Copy the indent from ptr to the current line (and fill to size)
313 * Leaves the cursor on the first non-blank in the line.
314 * Returns TRUE if the line was changed.
317 copy_indent(size
, src
)
331 /* Round 1: compute the number of characters needed for the indent
332 * Round 2: copy the characters. */
333 for (round
= 1; round
<= 2; ++round
)
340 /* Count/copy the usable portion of the source line */
341 while (todo
> 0 && vim_iswhite(*s
))
345 tab_pad
= (int)curbuf
->b_p_ts
346 - (ind_done
% (int)curbuf
->b_p_ts
);
347 /* Stop if this tab will overshoot the target */
364 /* Fill to next tabstop with a tab, if possible */
365 tab_pad
= (int)curbuf
->b_p_ts
- (ind_done
% (int)curbuf
->b_p_ts
);
374 /* Add tabs required for indent */
375 while (todo
>= (int)curbuf
->b_p_ts
)
377 todo
-= (int)curbuf
->b_p_ts
;
383 /* Count/add spaces required for indent */
394 /* Allocate memory for the result: the copied indent, new indent
395 * and the rest of the line. */
396 line_len
= (int)STRLEN(ml_get_curline()) + 1;
397 line
= alloc(ind_len
+ line_len
);
404 /* Append the original line */
405 mch_memmove(p
, ml_get_curline(), (size_t)line_len
);
407 /* Replace the line */
408 ml_replace(curwin
->w_cursor
.lnum
, line
, FALSE
);
410 /* Put the cursor after the indent. */
411 curwin
->w_cursor
.col
= ind_len
;
416 * Return the indent of the current line after a number. Return -1 if no
417 * number was found. Used for 'n' in 'formatoptions': numbered list.
418 * Since a pattern is used it can actually handle more than numbers.
421 get_number_indent(lnum
)
426 regmmatch_T regmatch
;
428 if (lnum
> curbuf
->b_ml
.ml_line_count
)
431 regmatch
.regprog
= vim_regcomp(curbuf
->b_p_flp
, RE_MAGIC
);
432 if (regmatch
.regprog
!= NULL
)
434 regmatch
.rmm_ic
= FALSE
;
435 regmatch
.rmm_maxcol
= 0;
436 if (vim_regexec_multi(®match
, curwin
, curbuf
, lnum
,
439 pos
.lnum
= regmatch
.endpos
[0].lnum
+ lnum
;
440 pos
.col
= regmatch
.endpos
[0].col
;
441 #ifdef FEAT_VIRTUALEDIT
445 vim_free(regmatch
.regprog
);
448 if (pos
.lnum
== 0 || *ml_get_pos(&pos
) == NUL
)
450 getvcol(curwin
, &pos
, &col
, NULL
, NULL
);
454 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT)
456 static int cin_is_cinword
__ARGS((char_u
*line
));
459 * Return TRUE if the string "line" starts with a word from 'cinwords'.
471 cinw_len
= (int)STRLEN(curbuf
->b_p_cinw
) + 1;
472 cinw_buf
= alloc((unsigned)cinw_len
);
473 if (cinw_buf
!= NULL
)
475 line
= skipwhite(line
);
476 for (cinw
= curbuf
->b_p_cinw
; *cinw
; )
478 len
= copy_option_part(&cinw
, cinw_buf
, cinw_len
, ",");
479 if (STRNCMP(line
, cinw_buf
, len
) == 0
480 && (!vim_iswordc(line
[len
]) || !vim_iswordc(line
[len
- 1])))
493 * open_line: Add a new line below or above the current line.
495 * For VREPLACE mode, we only add a new line when we get to the end of the
496 * file, otherwise we just start replacing the next line.
498 * Caller must take care of undo. Since VREPLACE may affect any number of
499 * lines however, it may call u_save_cursor() again when starting to change a
501 * "flags": OPENLINE_DELSPACES delete spaces after cursor
502 * OPENLINE_DO_COM format comments
503 * OPENLINE_KEEPTRAIL keep trailing spaces
504 * OPENLINE_MARKFIX adjust mark positions after the line break
506 * Return TRUE for success, FALSE for failure
509 open_line(dir
, flags
, old_indent
)
510 int dir
; /* FORWARD or BACKWARD */
512 int old_indent
; /* indent for after ^^D in Insert mode */
514 char_u
*saved_line
; /* copy of the original line */
515 char_u
*next_line
= NULL
; /* copy of the next line */
516 char_u
*p_extra
= NULL
; /* what goes to next line */
517 int less_cols
= 0; /* less columns for mark in new line */
518 int less_cols_off
= 0; /* columns to skip for mark adjust */
519 pos_T old_cursor
; /* old cursor position */
520 int newcol
= 0; /* new cursor column */
521 int newindent
= 0; /* auto-indent of the new line */
523 int trunc_line
= FALSE
; /* truncate current line afterwards */
524 int retval
= FALSE
; /* return value, default is FAIL */
526 int extra_len
= 0; /* length of p_extra string */
527 int lead_len
; /* length of comment leader */
528 char_u
*lead_flags
; /* position in 'comments' for comment leader */
529 char_u
*leader
= NULL
; /* copy of comment leader */
531 char_u
*allocated
= NULL
; /* allocated memory */
532 #if defined(FEAT_SMARTINDENT) || defined(FEAT_VREPLACE) || defined(FEAT_LISP) \
533 || defined(FEAT_CINDENT) || defined(FEAT_COMMENTS)
536 int saved_char
= NUL
; /* init for GCC */
537 #if defined(FEAT_SMARTINDENT) || defined(FEAT_COMMENTS)
540 #ifdef FEAT_SMARTINDENT
541 int do_si
= (!p_paste
&& curbuf
->b_p_si
546 int no_si
= FALSE
; /* reset did_si afterwards */
547 int first_char
= NUL
; /* init for GCC */
549 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
552 int did_append
; /* appended a new line */
553 int saved_pi
= curbuf
->b_p_pi
; /* copy of preserveindent setting */
556 * make a copy of the current line so we can mess with it
558 saved_line
= vim_strsave(ml_get_curline());
559 if (saved_line
== NULL
) /* out of memory! */
563 if (State
& VREPLACE_FLAG
)
566 * With VREPLACE we make a copy of the next line, which we will be
567 * starting to replace. First make the new line empty and let vim play
568 * with the indenting and comment leader to its heart's content. Then
569 * we grab what it ended up putting on the new line, put back the
570 * original line, and call ins_char() to put each new character onto
571 * the line, replacing what was there before and pushing the right
572 * stuff onto the replace stack. -- webb.
574 if (curwin
->w_cursor
.lnum
< orig_line_count
)
575 next_line
= vim_strsave(ml_get(curwin
->w_cursor
.lnum
+ 1));
577 next_line
= vim_strsave((char_u
*)"");
578 if (next_line
== NULL
) /* out of memory! */
582 * In VREPLACE mode, a NL replaces the rest of the line, and starts
583 * replacing the next line, so push all of the characters left on the
584 * line onto the replace stack. We'll push any other characters that
585 * might be replaced at the start of the next line (due to autoindent
588 replace_push(NUL
); /* Call twice because BS over NL expects it */
590 p
= saved_line
+ curwin
->w_cursor
.col
;
595 p
+= replace_push_mb(p
);
600 saved_line
[curwin
->w_cursor
.col
] = NUL
;
606 && !(State
& VREPLACE_FLAG
)
610 p_extra
= saved_line
+ curwin
->w_cursor
.col
;
611 #ifdef FEAT_SMARTINDENT
612 if (do_si
) /* need first char after new line break */
614 p
= skipwhite(p_extra
);
619 extra_len
= (int)STRLEN(p_extra
);
621 saved_char
= *p_extra
;
625 u_clearline(); /* cannot do "U" command when adding lines */
626 #ifdef FEAT_SMARTINDENT
632 * If we just did an auto-indent, then we didn't type anything on
633 * the prior line, and it should be truncated. Do this even if 'ai' is not
634 * set because automatically inserting a comment leader also sets did_ai.
636 if (dir
== FORWARD
&& did_ai
)
640 * If 'autoindent' and/or 'smartindent' is set, try to figure out what
641 * indent to use for the new line.
644 #ifdef FEAT_SMARTINDENT
650 * count white space on current line
652 newindent
= get_indent_str(saved_line
, (int)curbuf
->b_p_ts
);
654 newindent
= old_indent
; /* for ^^D command in insert mode */
656 #ifdef FEAT_SMARTINDENT
658 * Do smart indenting.
659 * In insert/replace mode (only when dir == FORWARD)
660 * we may move some text to the next line. If it starts with '{'
661 * don't add an indent. Fixes inserting a NL before '{' in line
664 if (!trunc_line
&& do_si
&& *saved_line
!= NUL
665 && (p_extra
== NULL
|| first_char
!= '{'))
670 old_cursor
= curwin
->w_cursor
;
672 # ifdef FEAT_COMMENTS
673 if (flags
& OPENLINE_DO_COM
)
674 lead_len
= get_leader_len(ptr
, NULL
, FALSE
);
681 * Skip preprocessor directives, unless they are
682 * recognised as comments.
685 # ifdef FEAT_COMMENTS
690 while (ptr
[0] == '#' && curwin
->w_cursor
.lnum
> 1)
691 ptr
= ml_get(--curwin
->w_cursor
.lnum
);
692 newindent
= get_indent();
694 # ifdef FEAT_COMMENTS
695 if (flags
& OPENLINE_DO_COM
)
696 lead_len
= get_leader_len(ptr
, NULL
, FALSE
);
702 * This case gets the following right:
704 * * A comment (read '\' as '/').
707 * This should line up here;
710 if (p
[0] == '/' && p
[1] == '*')
716 if (p
[0] == '/' && p
[-1] == '*')
719 * End of C comment, indent should line up
720 * with the line containing the start of
723 curwin
->w_cursor
.col
= (colnr_T
)(p
- ptr
);
724 if ((pos
= findmatch(NULL
, NUL
)) != NULL
)
726 curwin
->w_cursor
.lnum
= pos
->lnum
;
727 newindent
= get_indent();
733 else /* Not a comment line */
736 /* Find last non-blank in line */
737 p
= ptr
+ STRLEN(ptr
) - 1;
738 while (p
> ptr
&& vim_iswhite(*p
))
743 * find the character just before the '{' or ';'
745 if (last_char
== '{' || last_char
== ';')
749 while (p
> ptr
&& vim_iswhite(*p
))
753 * Try to catch lines that are split over multiple
757 * Should line up here!
762 curwin
->w_cursor
.col
= (colnr_T
)(p
- ptr
);
763 if ((pos
= findmatch(NULL
, '(')) != NULL
)
765 curwin
->w_cursor
.lnum
= pos
->lnum
;
766 newindent
= get_indent();
767 ptr
= ml_get_curline();
771 * If last character is '{' do indent, without
772 * checking for "if" and the like.
774 if (last_char
== '{')
776 did_si
= TRUE
; /* do indent */
777 no_si
= TRUE
; /* don't delete it when '{' typed */
780 * Look for "if" and the like, use 'cinwords'.
781 * Don't do this if the previous line ended in ';' or
784 else if (last_char
!= ';' && last_char
!= '}'
785 && cin_is_cinword(ptr
))
789 else /* dir == BACKWARD */
792 * Skip preprocessor directives, unless they are
793 * recognised as comments.
796 # ifdef FEAT_COMMENTS
801 int was_backslashed
= FALSE
;
803 while ((ptr
[0] == '#' || was_backslashed
) &&
804 curwin
->w_cursor
.lnum
< curbuf
->b_ml
.ml_line_count
)
806 if (*ptr
&& ptr
[STRLEN(ptr
) - 1] == '\\')
807 was_backslashed
= TRUE
;
809 was_backslashed
= FALSE
;
810 ptr
= ml_get(++curwin
->w_cursor
.lnum
);
813 newindent
= 0; /* Got to end of file */
815 newindent
= get_indent();
818 if (*p
== '}') /* if line starts with '}': do indent */
820 else /* can delete indent when '{' typed */
823 curwin
->w_cursor
= old_cursor
;
827 #endif /* FEAT_SMARTINDENT */
834 * Find out if the current line starts with a comment leader.
835 * This may then be inserted in front of the new line.
837 end_comment_pending
= NUL
;
838 if (flags
& OPENLINE_DO_COM
)
839 lead_len
= get_leader_len(saved_line
, &lead_flags
, dir
== BACKWARD
);
844 char_u
*lead_repl
= NULL
; /* replaces comment leader */
845 int lead_repl_len
= 0; /* length of *lead_repl */
846 char_u lead_middle
[COM_MAX_LEN
]; /* middle-comment string */
847 char_u lead_end
[COM_MAX_LEN
]; /* end-comment string */
848 char_u
*comment_end
= NULL
; /* where lead_end has been found */
849 int extra_space
= FALSE
; /* append extra space */
851 int require_blank
= FALSE
; /* requires blank after middle */
855 * If the comment leader has the start, middle or end flag, it may not
856 * be used or may be replaced with the middle leader.
858 for (p
= lead_flags
; *p
&& *p
!= ':'; ++p
)
862 require_blank
= TRUE
;
865 if (*p
== COM_START
|| *p
== COM_MIDDLE
)
871 * Doing "O" on a start of comment does not insert leader.
879 /* find start of middle part */
880 (void)copy_option_part(&p
, lead_middle
, COM_MAX_LEN
, ",");
881 require_blank
= FALSE
;
885 * Isolate the strings of the middle and end leader.
887 while (*p
&& p
[-1] != ':') /* find end of middle flags */
890 require_blank
= TRUE
;
893 (void)copy_option_part(&p
, lead_middle
, COM_MAX_LEN
, ",");
895 while (*p
&& p
[-1] != ':') /* find end of end flags */
897 /* Check whether we allow automatic ending of comments */
898 if (*p
== COM_AUTO_END
)
899 end_comment_pending
= -1; /* means we want to set it */
902 n
= copy_option_part(&p
, lead_end
, COM_MAX_LEN
, ",");
904 if (end_comment_pending
== -1) /* we can set it now */
905 end_comment_pending
= lead_end
[n
- 1];
908 * If the end of the comment is in the same line, don't use
909 * the comment leader.
913 for (p
= saved_line
+ lead_len
; *p
; ++p
)
914 if (STRNCMP(p
, lead_end
, n
) == 0)
923 * Doing "o" on a start of comment inserts the middle leader.
927 if (current_flag
== COM_START
)
929 lead_repl
= lead_middle
;
930 lead_repl_len
= (int)STRLEN(lead_middle
);
934 * If we have hit RETURN immediately after the start
935 * comment leader, then put a space after the middle
936 * comment leader on the next line.
938 if (!vim_iswhite(saved_line
[lead_len
- 1])
940 && (int)curwin
->w_cursor
.col
== lead_len
)
942 && saved_line
[lead_len
] == NUL
)
951 * Doing "o" on the end of a comment does not insert leader.
952 * Remember where the end is, might want to use it to find the
953 * start (for C-comments).
957 comment_end
= skipwhite(saved_line
);
963 * Doing "O" on the end of a comment inserts the middle leader.
964 * Find the string for the middle leader, searching backwards.
966 while (p
> curbuf
->b_p_com
&& *p
!= ',')
968 for (lead_repl
= p
; lead_repl
> curbuf
->b_p_com
969 && lead_repl
[-1] != ':'; --lead_repl
)
971 lead_repl_len
= (int)(p
- lead_repl
);
973 /* We can probably always add an extra space when doing "O" on
977 /* Check whether we allow automatic ending of comments */
978 for (p2
= p
; *p2
&& *p2
!= ':'; p2
++)
980 if (*p2
== COM_AUTO_END
)
981 end_comment_pending
= -1; /* means we want to set it */
983 if (end_comment_pending
== -1)
985 /* Find last character in end-comment string */
986 while (*p2
&& *p2
!= ',')
988 end_comment_pending
= p2
[-1];
995 * Comment leader for first line only: Don't repeat leader
996 * when using "O", blank out leader when using "o".
1002 lead_repl
= (char_u
*)"";
1010 /* allocate buffer (may concatenate p_exta later) */
1011 leader
= alloc(lead_len
+ lead_repl_len
+ extra_space
+
1013 allocated
= leader
; /* remember to free it later */
1019 vim_strncpy(leader
, saved_line
, lead_len
);
1022 * Replace leader with lead_repl, right or left adjusted
1024 if (lead_repl
!= NULL
)
1029 for (p
= lead_flags
; *p
!= NUL
&& *p
!= ':'; )
1031 if (*p
== COM_RIGHT
|| *p
== COM_LEFT
)
1033 else if (VIM_ISDIGIT(*p
) || *p
== '-')
1034 off
= getdigits(&p
);
1038 if (c
== COM_RIGHT
) /* right adjusted leader */
1040 /* find last non-white in the leader to line up with */
1041 for (p
= leader
+ lead_len
- 1; p
> leader
1042 && vim_iswhite(*p
); --p
)
1047 /* Compute the length of the replaced characters in
1048 * screen characters, not bytes. */
1050 int repl_size
= vim_strnsize(lead_repl
,
1056 while (old_size
< repl_size
&& p
> leader
)
1058 mb_ptr_back(leader
, p
);
1059 old_size
+= ptr2cells(p
);
1061 l
= lead_repl_len
- (int)(endp
- p
);
1063 mch_memmove(endp
+ l
, endp
,
1064 (size_t)((leader
+ lead_len
) - endp
));
1068 if (p
< leader
+ lead_repl_len
)
1073 mch_memmove(p
, lead_repl
, (size_t)lead_repl_len
);
1074 if (p
+ lead_repl_len
> leader
+ lead_len
)
1075 p
[lead_repl_len
] = NUL
;
1077 /* blank-out any other chars from the old leader. */
1078 while (--p
>= leader
)
1081 int l
= mb_head_off(leader
, p
);
1086 if (ptr2cells(p
) > 1)
1091 mch_memmove(p
+ 1, p
+ l
+ 1,
1092 (size_t)((leader
+ lead_len
) - (p
+ l
+ 1)));
1098 if (!vim_iswhite(*p
))
1102 else /* left adjusted leader */
1104 p
= skipwhite(leader
);
1106 /* Compute the length of the replaced characters in
1107 * screen characters, not bytes. Move the part that is
1108 * not to be overwritten. */
1110 int repl_size
= vim_strnsize(lead_repl
,
1115 for (i
= 0; p
[i
] != NUL
&& i
< lead_len
; i
+= l
)
1117 l
= (*mb_ptr2len
)(p
+ i
);
1118 if (vim_strnsize(p
, i
+ l
) > repl_size
)
1121 if (i
!= lead_repl_len
)
1123 mch_memmove(p
+ lead_repl_len
, p
+ i
,
1124 (size_t)(lead_len
- i
- (p
- leader
)));
1125 lead_len
+= lead_repl_len
- i
;
1129 mch_memmove(p
, lead_repl
, (size_t)lead_repl_len
);
1131 /* Replace any remaining non-white chars in the old
1132 * leader by spaces. Keep Tabs, the indent must
1133 * remain the same. */
1134 for (p
+= lead_repl_len
; p
< leader
+ lead_len
; ++p
)
1135 if (!vim_iswhite(*p
))
1137 /* Don't put a space before a TAB. */
1138 if (p
+ 1 < leader
+ lead_len
&& p
[1] == TAB
)
1141 mch_memmove(p
, p
+ 1,
1142 (leader
+ lead_len
) - p
);
1147 int l
= (*mb_ptr2len
)(p
);
1151 if (ptr2cells(p
) > 1)
1153 /* Replace a double-wide char with
1158 mch_memmove(p
+ 1, p
+ l
,
1159 (leader
+ lead_len
) - p
);
1169 /* Recompute the indent, it may have changed. */
1171 #ifdef FEAT_SMARTINDENT
1175 newindent
= get_indent_str(leader
, (int)curbuf
->b_p_ts
);
1177 /* Add the indent offset */
1178 if (newindent
+ off
< 0)
1186 /* Correct trailing spaces for the shift, so that
1187 * alignment remains equal. */
1188 while (off
> 0 && lead_len
> 0
1189 && leader
[lead_len
- 1] == ' ')
1191 /* Don't do it when there is a tab before the space */
1192 if (vim_strchr(skipwhite(leader
), '\t') != NULL
)
1198 /* If the leader ends in white space, don't add an
1200 if (lead_len
> 0 && vim_iswhite(leader
[lead_len
- 1]))
1201 extra_space
= FALSE
;
1202 leader
[lead_len
] = NUL
;
1207 leader
[lead_len
++] = ' ';
1208 leader
[lead_len
] = NUL
;
1214 * if a new indent will be set below, remove the indent that
1215 * is in the comment leader
1218 #ifdef FEAT_SMARTINDENT
1223 while (lead_len
&& vim_iswhite(*leader
))
1232 #ifdef FEAT_SMARTINDENT
1233 did_si
= can_si
= FALSE
;
1236 else if (comment_end
!= NULL
)
1239 * We have finished a comment, so we don't use the leader.
1240 * If this was a C-comment and 'ai' or 'si' is set do a normal
1241 * indent to align with the line containing the start of the
1244 if (comment_end
[0] == '*' && comment_end
[1] == '/' &&
1246 #ifdef FEAT_SMARTINDENT
1251 old_cursor
= curwin
->w_cursor
;
1252 curwin
->w_cursor
.col
= (colnr_T
)(comment_end
- saved_line
);
1253 if ((pos
= findmatch(NULL
, NUL
)) != NULL
)
1255 curwin
->w_cursor
.lnum
= pos
->lnum
;
1256 newindent
= get_indent();
1258 curwin
->w_cursor
= old_cursor
;
1264 /* (State == INSERT || State == REPLACE), only when dir == FORWARD */
1265 if (p_extra
!= NULL
)
1267 *p_extra
= saved_char
; /* restore char that NUL replaced */
1270 * When 'ai' set or "flags" has OPENLINE_DELSPACES, skip to the first
1273 * When in REPLACE mode, put the deleted blanks on the replace stack,
1274 * preceded by a NUL, so they can be put back when a BS is entered.
1276 if (REPLACE_NORMAL(State
))
1277 replace_push(NUL
); /* end of extra blanks */
1278 if (curbuf
->b_p_ai
|| (flags
& OPENLINE_DELSPACES
))
1280 while ((*p_extra
== ' ' || *p_extra
== '\t')
1283 || !utf_iscomposing(utf_ptr2char(p_extra
+ 1)))
1287 if (REPLACE_NORMAL(State
))
1288 replace_push(*p_extra
);
1293 if (*p_extra
!= NUL
)
1294 did_ai
= FALSE
; /* append some text, don't truncate now */
1296 /* columns for marks adjusted for removed columns */
1297 less_cols
= (int)(p_extra
- saved_line
);
1300 if (p_extra
== NULL
)
1301 p_extra
= (char_u
*)""; /* append empty line */
1303 #ifdef FEAT_COMMENTS
1304 /* concatenate leader and p_extra, if there is a leader */
1307 STRCAT(leader
, p_extra
);
1309 did_ai
= TRUE
; /* So truncating blanks works with comments */
1310 less_cols
-= lead_len
;
1313 end_comment_pending
= NUL
; /* turns out there was no leader */
1316 old_cursor
= curwin
->w_cursor
;
1317 if (dir
== BACKWARD
)
1318 --curwin
->w_cursor
.lnum
;
1319 #ifdef FEAT_VREPLACE
1320 if (!(State
& VREPLACE_FLAG
) || old_cursor
.lnum
>= orig_line_count
)
1323 if (ml_append(curwin
->w_cursor
.lnum
, p_extra
, (colnr_T
)0, FALSE
)
1326 /* Postpone calling changed_lines(), because it would mess up folding
1328 mark_adjust(curwin
->w_cursor
.lnum
+ 1, (linenr_T
)MAXLNUM
, 1L, 0L);
1331 #ifdef FEAT_VREPLACE
1335 * In VREPLACE mode we are starting to replace the next line.
1337 curwin
->w_cursor
.lnum
++;
1338 if (curwin
->w_cursor
.lnum
>= Insstart
.lnum
+ vr_lines_changed
)
1340 /* In case we NL to a new line, BS to the previous one, and NL
1341 * again, we don't want to save the new line for undo twice.
1343 (void)u_save_cursor(); /* errors are ignored! */
1346 ml_replace(curwin
->w_cursor
.lnum
, p_extra
, TRUE
);
1347 changed_bytes(curwin
->w_cursor
.lnum
, 0);
1348 curwin
->w_cursor
.lnum
--;
1354 #ifdef FEAT_SMARTINDENT
1359 ++curwin
->w_cursor
.lnum
;
1360 #ifdef FEAT_SMARTINDENT
1364 newindent
-= newindent
% (int)curbuf
->b_p_sw
;
1365 newindent
+= (int)curbuf
->b_p_sw
;
1368 /* Copy the indent */
1371 (void)copy_indent(newindent
, saved_line
);
1374 * Set the 'preserveindent' option so that any further screwing
1375 * with the line doesn't entirely destroy our efforts to preserve
1376 * it. It gets restored at the function end.
1378 curbuf
->b_p_pi
= TRUE
;
1381 (void)set_indent(newindent
, SIN_INSERT
);
1382 less_cols
-= curwin
->w_cursor
.col
;
1384 ai_col
= curwin
->w_cursor
.col
;
1387 * In REPLACE mode, for each character in the new indent, there must
1388 * be a NUL on the replace stack, for when it is deleted with BS
1390 if (REPLACE_NORMAL(State
))
1391 for (n
= 0; n
< (int)curwin
->w_cursor
.col
; ++n
)
1393 newcol
+= curwin
->w_cursor
.col
;
1394 #ifdef FEAT_SMARTINDENT
1400 #ifdef FEAT_COMMENTS
1402 * In REPLACE mode, for each character in the extra leader, there must be
1403 * a NUL on the replace stack, for when it is deleted with BS.
1405 if (REPLACE_NORMAL(State
))
1406 while (lead_len
-- > 0)
1410 curwin
->w_cursor
= old_cursor
;
1414 if (trunc_line
|| (State
& INSERT
))
1416 /* truncate current line at cursor */
1417 saved_line
[curwin
->w_cursor
.col
] = NUL
;
1418 /* Remove trailing white space, unless OPENLINE_KEEPTRAIL used. */
1419 if (trunc_line
&& !(flags
& OPENLINE_KEEPTRAIL
))
1420 truncate_spaces(saved_line
);
1421 ml_replace(curwin
->w_cursor
.lnum
, saved_line
, FALSE
);
1425 changed_lines(curwin
->w_cursor
.lnum
, curwin
->w_cursor
.col
,
1426 curwin
->w_cursor
.lnum
+ 1, 1L);
1429 /* Move marks after the line break to the new line. */
1430 if (flags
& OPENLINE_MARKFIX
)
1431 mark_col_adjust(curwin
->w_cursor
.lnum
,
1432 curwin
->w_cursor
.col
+ less_cols_off
,
1433 1L, (long)-less_cols
);
1436 changed_bytes(curwin
->w_cursor
.lnum
, curwin
->w_cursor
.col
);
1440 * Put the cursor on the new line. Careful: the scrollup() above may
1441 * have moved w_cursor, we must use old_cursor.
1443 curwin
->w_cursor
.lnum
= old_cursor
.lnum
+ 1;
1446 changed_lines(curwin
->w_cursor
.lnum
, 0, curwin
->w_cursor
.lnum
, 1L);
1448 curwin
->w_cursor
.col
= newcol
;
1449 #ifdef FEAT_VIRTUALEDIT
1450 curwin
->w_cursor
.coladd
= 0;
1453 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
1455 * In VREPLACE mode, we are handling the replace stack ourselves, so stop
1456 * fixthisline() from doing it (via change_indent()) by telling it we're in
1457 * normal INSERT mode.
1459 if (State
& VREPLACE_FLAG
)
1461 vreplace_mode
= State
; /* So we know to put things right later */
1469 * May do lisp indenting.
1472 # ifdef FEAT_COMMENTS
1478 fixthisline(get_lisp_indent
);
1479 p
= ml_get_curline();
1480 ai_col
= (colnr_T
)(skipwhite(p
) - p
);
1485 * May do indenting after opening a new line.
1490 || *curbuf
->b_p_inde
!= NUL
1493 && in_cinkeys(dir
== FORWARD
1495 : KEY_OPEN_BACK
, ' ', linewhite(curwin
->w_cursor
.lnum
)))
1498 p
= ml_get_curline();
1499 ai_col
= (colnr_T
)(skipwhite(p
) - p
);
1502 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
1503 if (vreplace_mode
!= 0)
1504 State
= vreplace_mode
;
1507 #ifdef FEAT_VREPLACE
1509 * Finally, VREPLACE gets the stuff on the new line, then puts back the
1510 * original line, and inserts the new stuff char by char, pushing old stuff
1511 * onto the replace stack (via ins_char()).
1513 if (State
& VREPLACE_FLAG
)
1515 /* Put new line in p_extra */
1516 p_extra
= vim_strsave(ml_get_curline());
1517 if (p_extra
== NULL
)
1520 /* Put back original line */
1521 ml_replace(curwin
->w_cursor
.lnum
, next_line
, FALSE
);
1523 /* Insert new stuff into line again */
1524 curwin
->w_cursor
.col
= 0;
1525 #ifdef FEAT_VIRTUALEDIT
1526 curwin
->w_cursor
.coladd
= 0;
1528 ins_bytes(p_extra
); /* will call changed_bytes() */
1534 retval
= TRUE
; /* success! */
1536 curbuf
->b_p_pi
= saved_pi
;
1537 vim_free(saved_line
);
1538 vim_free(next_line
);
1539 vim_free(allocated
);
1543 #if defined(FEAT_COMMENTS) || defined(PROTO)
1545 * get_leader_len() returns the length of the prefix of the given string
1546 * which introduces a comment. If this string is not a comment then 0 is
1548 * When "flags" is not NULL, it is set to point to the flags of the recognized
1550 * "backward" must be true for the "O" command.
1553 get_leader_len(line
, flags
, backward
)
1559 int got_com
= FALSE
;
1561 char_u part_buf
[COM_MAX_LEN
]; /* buffer for one option part */
1562 char_u
*string
; /* pointer to comment string */
1566 while (vim_iswhite(line
[i
])) /* leading white space is ignored */
1570 * Repeat to match several nested comment strings.
1575 * scan through the 'comments' option for a match
1578 for (list
= curbuf
->b_p_com
; *list
; )
1581 * Get one option part into part_buf[]. Advance list to next one.
1582 * put string at start of string.
1584 if (!got_com
&& flags
!= NULL
) /* remember where flags started */
1586 (void)copy_option_part(&list
, part_buf
, COM_MAX_LEN
, ",");
1587 string
= vim_strchr(part_buf
, ':');
1588 if (string
== NULL
) /* missing ':', ignore this part */
1590 *string
++ = NUL
; /* isolate flags from string */
1593 * When already found a nested comment, only accept further
1596 if (got_com
&& vim_strchr(part_buf
, COM_NEST
) == NULL
)
1599 /* When 'O' flag used don't use for "O" command */
1600 if (backward
&& vim_strchr(part_buf
, COM_NOBACK
) != NULL
)
1604 * Line contents and string must match.
1605 * When string starts with white space, must have some white space
1606 * (but the amount does not need to match, there might be a mix of
1609 if (vim_iswhite(string
[0]))
1611 if (i
== 0 || !vim_iswhite(line
[i
- 1]))
1613 while (vim_iswhite(string
[0]))
1616 for (j
= 0; string
[j
] != NUL
&& string
[j
] == line
[i
+ j
]; ++j
)
1618 if (string
[j
] != NUL
)
1622 * When 'b' flag used, there must be white space or an
1623 * end-of-line after the string in the line.
1625 if (vim_strchr(part_buf
, COM_BLANK
) != NULL
1626 && !vim_iswhite(line
[i
+ j
]) && line
[i
+ j
] != NUL
)
1630 * We have found a match, stop searching.
1639 * No match found, stop scanning.
1645 * Include any trailing white space.
1647 while (vim_iswhite(line
[i
]))
1651 * If this comment doesn't nest, stop here.
1653 if (vim_strchr(part_buf
, COM_NEST
) == NULL
)
1656 return (got_com
? i
: 0);
1661 * Return the number of window lines occupied by buffer line "lnum".
1667 return plines_win(curwin
, lnum
, TRUE
);
1671 plines_win(wp
, lnum
, winheight
)
1674 int winheight
; /* when TRUE limit to window height */
1676 #if defined(FEAT_DIFF) || defined(PROTO)
1677 /* Check for filler lines above this buffer line. When folded the result
1678 * is one line anyway. */
1679 return plines_win_nofill(wp
, lnum
, winheight
) + diff_check_fill(wp
, lnum
);
1686 return plines_win_nofill(curwin
, lnum
, TRUE
);
1690 plines_win_nofill(wp
, lnum
, winheight
)
1693 int winheight
; /* when TRUE limit to window height */
1701 #ifdef FEAT_VERTSPLIT
1702 if (wp
->w_width
== 0)
1707 /* A folded lines is handled just like an empty line. */
1708 /* NOTE: Caller must handle lines that are MAYBE folded. */
1709 if (lineFolded(wp
, lnum
) == TRUE
)
1713 lines
= plines_win_nofold(wp
, lnum
);
1714 if (winheight
> 0 && lines
> wp
->w_height
)
1715 return (int)wp
->w_height
;
1720 * Return number of window lines physical line "lnum" will occupy in window
1721 * "wp". Does not care about folding, 'wrap' or 'diff'.
1724 plines_win_nofold(wp
, lnum
)
1732 s
= ml_get_buf(wp
->w_buffer
, lnum
, FALSE
);
1733 if (*s
== NUL
) /* empty line */
1735 col
= win_linetabsize(wp
, s
, (colnr_T
)MAXCOL
);
1738 * If list mode is on, then the '$' at the end of the line may take up one
1741 if (wp
->w_p_list
&& lcs_eol
!= NUL
)
1745 * Add column offset for 'number' and 'foldcolumn'.
1747 width
= W_WIDTH(wp
) - win_col_off(wp
);
1753 width
+= win_col_off2(wp
);
1754 return (col
+ (width
- 1)) / width
+ 1;
1758 * Like plines_win(), but only reports the number of physical screen lines
1759 * used from the start of the line to the given column number.
1762 plines_win_col(wp
, lnum
, column
)
1773 /* Check for filler lines above this buffer line. When folded the result
1774 * is one line anyway. */
1775 lines
= diff_check_fill(wp
, lnum
);
1781 #ifdef FEAT_VERTSPLIT
1782 if (wp
->w_width
== 0)
1786 s
= ml_get_buf(wp
->w_buffer
, lnum
, FALSE
);
1789 while (*s
!= NUL
&& --column
>= 0)
1791 col
+= win_lbr_chartabsize(wp
, s
, (colnr_T
)col
, NULL
);
1796 * If *s is a TAB, and the TAB is not displayed as ^I, and we're not in
1797 * INSERT mode, then col must be adjusted so that it represents the last
1798 * screen position of the TAB. This only fixes an error when the TAB wraps
1799 * from one screen line to the next (when 'columns' is not a multiple of
1802 if (*s
== TAB
&& (State
& NORMAL
) && (!wp
->w_p_list
|| lcs_tab1
))
1803 col
+= win_lbr_chartabsize(wp
, s
, (colnr_T
)col
, NULL
) - 1;
1806 * Add column offset for 'number', 'foldcolumn', etc.
1808 width
= W_WIDTH(wp
) - win_col_off(wp
);
1814 lines
+= (col
- width
) / (width
+ win_col_off2(wp
)) + 1;
1819 plines_m_win(wp
, first
, last
)
1821 linenr_T first
, last
;
1825 while (first
<= last
)
1830 /* Check if there are any really folded lines, but also included lines
1831 * that are maybe folded. */
1832 x
= foldedCount(wp
, first
, NULL
);
1835 ++count
; /* count 1 for "+-- folded" line */
1842 if (first
== wp
->w_topline
)
1843 count
+= plines_win_nofill(wp
, first
, TRUE
) + wp
->w_topfill
;
1846 count
+= plines_win(wp
, first
, TRUE
);
1853 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) || defined(PROTO)
1855 * Insert string "p" at the cursor position. Stops at a NUL byte.
1856 * Handles Replace mode and multi-byte characters.
1862 ins_bytes_len(p
, (int)STRLEN(p
));
1866 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) \
1867 || defined(FEAT_COMMENTS) || defined(FEAT_MBYTE) || defined(PROTO)
1869 * Insert string "p" with length "len" at the cursor position.
1870 * Handles Replace mode and multi-byte characters.
1873 ins_bytes_len(p
, len
)
1882 for (i
= 0; i
< len
; i
+= n
)
1885 /* avoid reading past p[len] */
1886 n
= utfc_ptr2len_len(p
+ i
, len
- i
);
1888 n
= (*mb_ptr2len
)(p
+ i
);
1889 ins_char_bytes(p
+ i
, n
);
1893 for (i
= 0; i
< len
; ++i
)
1899 * Insert or replace a single character at the cursor position.
1900 * When in REPLACE or VREPLACE mode, replace any existing character.
1901 * Caller must have prepared for undo.
1902 * For multi-byte characters we get the whole character, the caller must
1903 * convert bytes to a character.
1909 #if defined(FEAT_MBYTE) || defined(PROTO)
1910 char_u buf
[MB_MAXBYTES
];
1913 n
= (*mb_char2bytes
)(c
, buf
);
1915 /* When "c" is 0x100, 0x200, etc. we don't want to insert a NUL byte.
1916 * Happens for CTRL-Vu9900. */
1920 ins_char_bytes(buf
, n
);
1924 ins_char_bytes(buf
, charlen
)
1930 int newlen
; /* nr of bytes inserted */
1931 int oldlen
; /* nr of bytes deleted (0 when not replacing) */
1935 int linelen
; /* length of old line including NUL */
1937 linenr_T lnum
= curwin
->w_cursor
.lnum
;
1940 #ifdef FEAT_VIRTUALEDIT
1941 /* Break tabs if needed. */
1942 if (virtual_active() && curwin
->w_cursor
.coladd
> 0)
1943 coladvance_force(getviscol());
1946 col
= curwin
->w_cursor
.col
;
1947 oldp
= ml_get(lnum
);
1948 linelen
= (int)STRLEN(oldp
) + 1;
1950 /* The lengths default to the values for when not replacing. */
1958 if (State
& REPLACE_FLAG
)
1960 #ifdef FEAT_VREPLACE
1961 if (State
& VREPLACE_FLAG
)
1963 colnr_T new_vcol
= 0; /* init for GCC */
1971 * Disable 'list' temporarily, unless 'cpo' contains the 'L' flag.
1972 * Returns the old value of list, so when finished,
1973 * curwin->w_p_list should be set back to this.
1975 old_list
= curwin
->w_p_list
;
1976 if (old_list
&& vim_strchr(p_cpo
, CPO_LISTWM
) == NULL
)
1977 curwin
->w_p_list
= FALSE
;
1980 * In virtual replace mode each character may replace one or more
1981 * characters (zero if it's a TAB). Count the number of bytes to
1982 * be deleted to make room for the new character, counting screen
1983 * cells. May result in adding spaces to fill a gap.
1985 getvcol(curwin
, &curwin
->w_cursor
, NULL
, &vcol
, NULL
);
1990 new_vcol
= vcol
+ chartabsize(buf
, vcol
);
1991 while (oldp
[col
+ oldlen
] != NUL
&& vcol
< new_vcol
)
1993 vcol
+= chartabsize(oldp
+ col
+ oldlen
, vcol
);
1994 /* Don't need to remove a TAB that takes us to the right
1996 if (vcol
> new_vcol
&& oldp
[col
+ oldlen
] == TAB
)
1999 oldlen
+= (*mb_ptr2len
)(oldp
+ col
+ oldlen
);
2003 /* Deleted a bit too much, insert spaces. */
2004 if (vcol
> new_vcol
)
2005 newlen
+= vcol
- new_vcol
;
2007 curwin
->w_p_list
= old_list
;
2011 if (oldp
[col
] != NUL
)
2013 /* normal replace */
2015 oldlen
= (*mb_ptr2len
)(oldp
+ col
);
2022 /* Push the replaced bytes onto the replace stack, so that they can be
2023 * put back when BS is used. The bytes of a multi-byte character are
2024 * done the other way around, so that the first byte is popped off
2025 * first (it tells the byte length of the character). */
2027 for (i
= 0; i
< oldlen
; ++i
)
2031 i
+= replace_push_mb(oldp
+ col
+ i
) - 1;
2034 replace_push(oldp
[col
+ i
]);
2038 newp
= alloc_check((unsigned)(linelen
+ newlen
- oldlen
));
2042 /* Copy bytes before the cursor. */
2044 mch_memmove(newp
, oldp
, (size_t)col
);
2046 /* Copy bytes after the changed character(s). */
2048 mch_memmove(p
+ newlen
, oldp
+ col
+ oldlen
,
2049 (size_t)(linelen
- col
- oldlen
));
2051 /* Insert or overwrite the new character. */
2053 mch_memmove(p
, buf
, charlen
);
2060 /* Fill with spaces when necessary. */
2064 /* Replace the line in the buffer. */
2065 ml_replace(lnum
, newp
, FALSE
);
2067 /* mark the buffer as changed and prepare for displaying */
2068 changed_bytes(lnum
, col
);
2071 * If we're in Insert or Replace mode and 'showmatch' is set, then briefly
2072 * show the match for right parens and braces.
2074 if (p_sm
&& (State
& INSERT
)
2079 #ifdef FEAT_INS_EXPAND
2080 && !ins_compl_active()
2085 #ifdef FEAT_RIGHTLEFT
2086 if (!p_ri
|| (State
& REPLACE_FLAG
))
2089 /* Normal insert: move cursor right */
2091 curwin
->w_cursor
.col
+= charlen
;
2093 ++curwin
->w_cursor
.col
;
2097 * TODO: should try to update w_row here, to avoid recomputing it later.
2102 * Insert a string at the cursor position.
2103 * Note: Does NOT handle Replace mode.
2104 * Caller must have prepared for undo.
2110 char_u
*oldp
, *newp
;
2111 int newlen
= (int)STRLEN(s
);
2114 linenr_T lnum
= curwin
->w_cursor
.lnum
;
2116 #ifdef FEAT_VIRTUALEDIT
2117 if (virtual_active() && curwin
->w_cursor
.coladd
> 0)
2118 coladvance_force(getviscol());
2121 col
= curwin
->w_cursor
.col
;
2122 oldp
= ml_get(lnum
);
2123 oldlen
= (int)STRLEN(oldp
);
2125 newp
= alloc_check((unsigned)(oldlen
+ newlen
+ 1));
2129 mch_memmove(newp
, oldp
, (size_t)col
);
2130 mch_memmove(newp
+ col
, s
, (size_t)newlen
);
2131 mch_memmove(newp
+ col
+ newlen
, oldp
+ col
, (size_t)(oldlen
- col
+ 1));
2132 ml_replace(lnum
, newp
, FALSE
);
2133 changed_bytes(lnum
, col
);
2134 curwin
->w_cursor
.col
+= newlen
;
2138 * Delete one character under the cursor.
2139 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
2140 * Caller must have prepared for undo.
2142 * return FAIL for failure, OK otherwise
2151 /* Make sure the cursor is at the start of a character. */
2153 if (*ml_get_cursor() == NUL
)
2155 return del_chars(1L, fixpos
);
2158 return del_bytes(1L, fixpos
, TRUE
);
2161 #if defined(FEAT_MBYTE) || defined(PROTO)
2163 * Like del_bytes(), but delete characters instead of bytes.
2166 del_chars(count
, fixpos
)
2175 p
= ml_get_cursor();
2176 for (i
= 0; i
< count
&& *p
!= NUL
; ++i
)
2178 l
= (*mb_ptr2len
)(p
);
2182 return del_bytes(bytes
, fixpos
, TRUE
);
2187 * Delete "count" bytes under the cursor.
2188 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
2189 * Caller must have prepared for undo.
2191 * return FAIL for failure, OK otherwise
2194 del_bytes(count
, fixpos_arg
, use_delcombine
)
2197 int use_delcombine UNUSED
; /* 'delcombine' option applies */
2199 char_u
*oldp
, *newp
;
2201 linenr_T lnum
= curwin
->w_cursor
.lnum
;
2202 colnr_T col
= curwin
->w_cursor
.col
;
2205 int fixpos
= fixpos_arg
;
2207 oldp
= ml_get(lnum
);
2208 oldlen
= (int)STRLEN(oldp
);
2211 * Can't do anything when the cursor is on the NUL after the line.
2217 /* If 'delcombine' is set and deleting (less than) one character, only
2218 * delete the last combining character. */
2219 if (p_deco
&& use_delcombine
&& enc_utf8
2220 && utfc_ptr2len(oldp
+ col
) >= count
)
2225 (void)utfc_ptr2char(oldp
+ col
, cc
);
2228 /* Find the last composing char, there can be several. */
2233 count
= utf_ptr2len(oldp
+ n
);
2235 } while (UTF_COMPOSINGLIKE(oldp
+ col
, oldp
+ n
));
2242 * When count is too big, reduce it.
2244 movelen
= (long)oldlen
- (long)col
- count
+ 1; /* includes trailing NUL */
2248 * If we just took off the last character of a non-blank line, and
2249 * fixpos is TRUE, we don't want to end up positioned at the NUL,
2250 * unless "restart_edit" is set or 'virtualedit' contains "onemore".
2252 if (col
> 0 && fixpos
&& restart_edit
== 0
2253 #ifdef FEAT_VIRTUALEDIT
2254 && (ve_flags
& VE_ONEMORE
) == 0
2258 --curwin
->w_cursor
.col
;
2259 #ifdef FEAT_VIRTUALEDIT
2260 curwin
->w_cursor
.coladd
= 0;
2264 curwin
->w_cursor
.col
-=
2265 (*mb_head_off
)(oldp
, oldp
+ curwin
->w_cursor
.col
);
2268 count
= oldlen
- col
;
2273 * If the old line has been allocated the deletion can be done in the
2274 * existing line. Otherwise a new line has to be allocated
2275 * Can't do this when using Netbeans, because we would need to invoke
2276 * netbeans_removed(), which deallocates the line. Let ml_replace() take
2277 * care of notifiying Netbeans.
2279 #ifdef FEAT_NETBEANS_INTG
2281 was_alloced
= FALSE
;
2284 was_alloced
= ml_line_alloced(); /* check if oldp was allocated */
2286 newp
= oldp
; /* use same allocated memory */
2288 { /* need to allocate a new line */
2289 newp
= alloc((unsigned)(oldlen
+ 1 - count
));
2292 mch_memmove(newp
, oldp
, (size_t)col
);
2294 mch_memmove(newp
+ col
, oldp
+ col
+ count
, (size_t)movelen
);
2296 ml_replace(lnum
, newp
, FALSE
);
2298 /* mark the buffer as changed and prepare for displaying */
2299 changed_bytes(lnum
, curwin
->w_cursor
.col
);
2305 * Delete from cursor to end of line.
2306 * Caller must have prepared for undo.
2308 * return FAIL for failure, OK otherwise
2311 truncate_line(fixpos
)
2312 int fixpos
; /* if TRUE fix the cursor position when done */
2315 linenr_T lnum
= curwin
->w_cursor
.lnum
;
2316 colnr_T col
= curwin
->w_cursor
.col
;
2319 newp
= vim_strsave((char_u
*)"");
2321 newp
= vim_strnsave(ml_get(lnum
), col
);
2326 ml_replace(lnum
, newp
, FALSE
);
2328 /* mark the buffer as changed and prepare for displaying */
2329 changed_bytes(lnum
, curwin
->w_cursor
.col
);
2332 * If "fixpos" is TRUE we don't want to end up positioned at the NUL.
2334 if (fixpos
&& curwin
->w_cursor
.col
> 0)
2335 --curwin
->w_cursor
.col
;
2341 * Delete "nlines" lines at the cursor.
2342 * Saves the lines for undo first if "undo" is TRUE.
2345 del_lines(nlines
, undo
)
2346 long nlines
; /* number of lines to delete */
2347 int undo
; /* if TRUE, prepare for undo */
2350 linenr_T first
= curwin
->w_cursor
.lnum
;
2355 /* save the deleted lines for undo */
2356 if (undo
&& u_savedel(first
, nlines
) == FAIL
)
2359 for (n
= 0; n
< nlines
; )
2361 if (curbuf
->b_ml
.ml_flags
& ML_EMPTY
) /* nothing to delete */
2364 ml_delete(first
, TRUE
);
2367 /* If we delete the last line in the file, stop */
2368 if (first
> curbuf
->b_ml
.ml_line_count
)
2372 /* Correct the cursor position before calling deleted_lines_mark(), it may
2373 * trigger a callback to display the cursor. */
2374 curwin
->w_cursor
.col
= 0;
2375 check_cursor_lnum();
2377 /* adjust marks, mark the buffer as changed and prepare for displaying */
2378 deleted_lines_mark(first
, n
);
2385 char_u
*ptr
= ml_get_pos(pos
);
2389 return (*mb_ptr2char
)(ptr
);
2399 return (*mb_ptr2char
)(ml_get_cursor());
2401 return (int)*ml_get_cursor();
2405 * Write a character at the current cursor position.
2406 * It is directly written into the block.
2412 *(ml_get_buf(curbuf
, curwin
->w_cursor
.lnum
, TRUE
)
2413 + curwin
->w_cursor
.col
) = c
;
2416 #if 0 /* not used */
2418 * Put *pos at end of current buffer
2426 pos
->lnum
= curbuf
->b_ml
.ml_line_count
;
2428 p
= ml_get(pos
->lnum
);
2435 * When extra == 0: Return TRUE if the cursor is before or on the first
2436 * non-blank in the line.
2437 * When extra == 1: Return TRUE if the cursor is before the first non-blank in
2447 for (col
= 0, ptr
= ml_get_curline(); vim_iswhite(*ptr
); ++col
)
2449 if (col
>= curwin
->w_cursor
.col
+ extra
)
2456 * Skip to next part of an option argument: Skip space and comma.
2459 skip_to_option_part(p
)
2470 * Call this function when something in the current buffer is changed.
2472 * Most often called through changed_bytes() and changed_lines(), which also
2473 * mark the area of the display to be redrawn.
2475 * Careful: may trigger autocommands that reload the buffer.
2480 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
2481 /* The text of the preediting area is inserted, but this doesn't
2482 * mean a change of the buffer yet. That is delayed until the
2483 * text is committed. (this means preedit becomes empty) */
2484 if (im_is_preediting() && !xim_changed_while_preediting
)
2486 xim_changed_while_preediting
= FALSE
;
2489 if (!curbuf
->b_changed
)
2491 int save_msg_scroll
= msg_scroll
;
2493 /* Give a warning about changing a read-only file. This may also
2494 * check-out the file, thus change "curbuf"! */
2497 /* Create a swap file if that is wanted.
2498 * Don't do this for "nofile" and "nowrite" buffer types. */
2499 if (curbuf
->b_may_swap
2500 #ifdef FEAT_QUICKFIX
2501 && !bt_dontwrite(curbuf
)
2505 ml_open_file(curbuf
);
2507 /* The ml_open_file() can cause an ATTENTION message.
2508 * Wait two seconds, to make sure the user reads this unexpected
2509 * message. Since we could be anywhere, call wait_return() now,
2510 * and don't let the emsg() set msg_scroll. */
2511 if (need_wait_return
&& emsg_silent
== 0)
2514 ui_delay(2000L, TRUE
);
2516 msg_scroll
= save_msg_scroll
;
2519 curbuf
->b_changed
= TRUE
;
2520 ml_setflags(curbuf
);
2522 check_status(curbuf
);
2523 redraw_tabline
= TRUE
;
2526 need_maketitle
= TRUE
; /* set window title later */
2529 ++curbuf
->b_changedtick
;
2532 static void changedOneline
__ARGS((buf_T
*buf
, linenr_T lnum
));
2533 static void changed_lines_buf
__ARGS((buf_T
*buf
, linenr_T lnum
, linenr_T lnume
, long xtra
));
2534 static void changed_common
__ARGS((linenr_T lnum
, colnr_T col
, linenr_T lnume
, long xtra
));
2537 * Changed bytes within a single line for the current buffer.
2538 * - marks the windows on this buffer to be redisplayed
2539 * - marks the buffer changed by calling changed()
2540 * - invalidates cached values
2541 * Careful: may trigger autocommands that reload the buffer.
2544 changed_bytes(lnum
, col
)
2548 changedOneline(curbuf
, lnum
);
2549 changed_common(lnum
, col
, lnum
+ 1, 0L);
2552 /* Diff highlighting in other diff windows may need to be updated too. */
2553 if (curwin
->w_p_diff
)
2558 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
2559 if (wp
->w_p_diff
&& wp
!= curwin
)
2561 redraw_win_later(wp
, VALID
);
2562 wlnum
= diff_lnum_win(lnum
, wp
);
2564 changedOneline(wp
->w_buffer
, wlnum
);
2571 changedOneline(buf
, lnum
)
2577 /* find the maximum area that must be redisplayed */
2578 if (lnum
< buf
->b_mod_top
)
2579 buf
->b_mod_top
= lnum
;
2580 else if (lnum
>= buf
->b_mod_bot
)
2581 buf
->b_mod_bot
= lnum
+ 1;
2585 /* set the area that must be redisplayed to one line */
2586 buf
->b_mod_set
= TRUE
;
2587 buf
->b_mod_top
= lnum
;
2588 buf
->b_mod_bot
= lnum
+ 1;
2589 buf
->b_mod_xlines
= 0;
2594 * Appended "count" lines below line "lnum" in the current buffer.
2595 * Must be called AFTER the change and after mark_adjust().
2596 * Takes care of marking the buffer to be redrawn and sets the changed flag.
2599 appended_lines(lnum
, count
)
2603 changed_lines(lnum
+ 1, 0, lnum
+ 1, count
);
2607 * Like appended_lines(), but adjust marks first.
2610 appended_lines_mark(lnum
, count
)
2614 mark_adjust(lnum
+ 1, (linenr_T
)MAXLNUM
, count
, 0L);
2615 changed_lines(lnum
+ 1, 0, lnum
+ 1, count
);
2619 * Deleted "count" lines at line "lnum" in the current buffer.
2620 * Must be called AFTER the change and after mark_adjust().
2621 * Takes care of marking the buffer to be redrawn and sets the changed flag.
2624 deleted_lines(lnum
, count
)
2628 changed_lines(lnum
, 0, lnum
+ count
, -count
);
2632 * Like deleted_lines(), but adjust marks first.
2633 * Make sure the cursor is on a valid line before calling, a GUI callback may
2634 * be triggered to display the cursor.
2637 deleted_lines_mark(lnum
, count
)
2641 mark_adjust(lnum
, (linenr_T
)(lnum
+ count
- 1), (long)MAXLNUM
, -count
);
2642 changed_lines(lnum
, 0, lnum
+ count
, -count
);
2646 * Changed lines for the current buffer.
2647 * Must be called AFTER the change and after mark_adjust().
2648 * - mark the buffer changed by calling changed()
2649 * - mark the windows on this buffer to be redisplayed
2650 * - invalidate cached values
2651 * "lnum" is the first line that needs displaying, "lnume" the first line
2652 * below the changed lines (BEFORE the change).
2653 * When only inserting lines, "lnum" and "lnume" are equal.
2654 * Takes care of calling changed() and updating b_mod_*.
2655 * Careful: may trigger autocommands that reload the buffer.
2658 changed_lines(lnum
, col
, lnume
, xtra
)
2659 linenr_T lnum
; /* first line with change */
2660 colnr_T col
; /* column in first line with change */
2661 linenr_T lnume
; /* line below last changed line */
2662 long xtra
; /* number of extra lines (negative when deleting) */
2664 changed_lines_buf(curbuf
, lnum
, lnume
, xtra
);
2667 if (xtra
== 0 && curwin
->w_p_diff
)
2669 /* When the number of lines doesn't change then mark_adjust() isn't
2670 * called and other diff buffers still need to be marked for
2675 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
2676 if (wp
->w_p_diff
&& wp
!= curwin
)
2678 redraw_win_later(wp
, VALID
);
2679 wlnum
= diff_lnum_win(lnum
, wp
);
2681 changed_lines_buf(wp
->w_buffer
, wlnum
,
2682 lnume
- lnum
+ wlnum
, 0L);
2687 changed_common(lnum
, col
, lnume
, xtra
);
2689 /* update ew linenumbers for CodeCheck if the current buffer is
2691 if (cc_is_buf_watched(curbuf
))
2692 cc_update_ew_lnums(curbuf
, lnum
, col
, xtra
);
2696 changed_lines_buf(buf
, lnum
, lnume
, xtra
)
2698 linenr_T lnum
; /* first line with change */
2699 linenr_T lnume
; /* line below last changed line */
2700 long xtra
; /* number of extra lines (negative when deleting) */
2704 /* find the maximum area that must be redisplayed */
2705 if (lnum
< buf
->b_mod_top
)
2706 buf
->b_mod_top
= lnum
;
2707 if (lnum
< buf
->b_mod_bot
)
2709 /* adjust old bot position for xtra lines */
2710 buf
->b_mod_bot
+= xtra
;
2711 if (buf
->b_mod_bot
< lnum
)
2712 buf
->b_mod_bot
= lnum
;
2714 if (lnume
+ xtra
> buf
->b_mod_bot
)
2715 buf
->b_mod_bot
= lnume
+ xtra
;
2716 buf
->b_mod_xlines
+= xtra
;
2720 /* set the area that must be redisplayed */
2721 buf
->b_mod_set
= TRUE
;
2722 buf
->b_mod_top
= lnum
;
2723 buf
->b_mod_bot
= lnume
+ xtra
;
2724 buf
->b_mod_xlines
= xtra
;
2729 * Common code for when a change is was made.
2730 * See changed_lines() for the arguments.
2731 * Careful: may trigger autocommands that reload the buffer.
2734 changed_common(lnum
, col
, lnume
, xtra
)
2745 #ifdef FEAT_JUMPLIST
2751 /* mark the buffer as modified */
2754 /* set the '. mark */
2755 if (!cmdmod
.keepjumps
)
2757 curbuf
->b_last_change
.lnum
= lnum
;
2758 curbuf
->b_last_change
.col
= col
;
2760 #ifdef FEAT_JUMPLIST
2761 /* Create a new entry if a new undo-able change was started or we
2762 * don't have an entry yet. */
2763 if (curbuf
->b_new_change
|| curbuf
->b_changelistlen
== 0)
2765 if (curbuf
->b_changelistlen
== 0)
2769 /* Don't create a new entry when the line number is the same
2770 * as the last one and the column is not too far away. Avoids
2771 * creating many entries for typing "xxxxx". */
2772 p
= &curbuf
->b_changelist
[curbuf
->b_changelistlen
- 1];
2773 if (p
->lnum
!= lnum
)
2777 cols
= comp_textwidth(FALSE
);
2780 add
= (p
->col
+ cols
< col
|| col
+ cols
< p
->col
);
2785 /* This is the first of a new sequence of undo-able changes
2786 * and it's at some distance of the last change. Use a new
2787 * position in the changelist. */
2788 curbuf
->b_new_change
= FALSE
;
2790 if (curbuf
->b_changelistlen
== JUMPLISTSIZE
)
2792 /* changelist is full: remove oldest entry */
2793 curbuf
->b_changelistlen
= JUMPLISTSIZE
- 1;
2794 mch_memmove(curbuf
->b_changelist
, curbuf
->b_changelist
+ 1,
2795 sizeof(pos_T
) * (JUMPLISTSIZE
- 1));
2796 FOR_ALL_TAB_WINDOWS(tp
, wp
)
2798 /* Correct position in changelist for other windows on
2800 if (wp
->w_buffer
== curbuf
&& wp
->w_changelistidx
> 0)
2801 --wp
->w_changelistidx
;
2804 FOR_ALL_TAB_WINDOWS(tp
, wp
)
2806 /* For other windows, if the position in the changelist is
2807 * at the end it stays at the end. */
2808 if (wp
->w_buffer
== curbuf
2809 && wp
->w_changelistidx
== curbuf
->b_changelistlen
)
2810 ++wp
->w_changelistidx
;
2812 ++curbuf
->b_changelistlen
;
2815 curbuf
->b_changelist
[curbuf
->b_changelistlen
- 1] =
2816 curbuf
->b_last_change
;
2817 /* The current window is always after the last change, so that "g,"
2818 * takes you back to it. */
2819 curwin
->w_changelistidx
= curbuf
->b_changelistlen
;
2823 FOR_ALL_TAB_WINDOWS(tp
, wp
)
2825 if (wp
->w_buffer
== curbuf
)
2827 /* Mark this window to be redrawn later. */
2828 if (wp
->w_redr_type
< VALID
)
2829 wp
->w_redr_type
= VALID
;
2831 /* Check if a change in the buffer has invalidated the cached
2832 * values for the cursor. */
2835 * Update the folds for this window. Can't postpone this, because
2836 * a following operator might work on the whole fold: ">>dd".
2838 foldUpdate(wp
, lnum
, lnume
+ xtra
- 1);
2840 /* The change may cause lines above or below the change to become
2841 * included in a fold. Set lnum/lnume to the first/last line that
2842 * might be displayed differently.
2843 * Set w_cline_folded here as an efficient way to update it when
2844 * inserting lines just above a closed fold. */
2845 i
= hasFoldingWin(wp
, lnum
, &lnum
, NULL
, FALSE
, NULL
);
2846 if (wp
->w_cursor
.lnum
== lnum
)
2847 wp
->w_cline_folded
= i
;
2848 i
= hasFoldingWin(wp
, lnume
, NULL
, &lnume
, FALSE
, NULL
);
2849 if (wp
->w_cursor
.lnum
== lnume
)
2850 wp
->w_cline_folded
= i
;
2852 /* If the changed line is in a range of previously folded lines,
2853 * compare with the first line in that range. */
2854 if (wp
->w_cursor
.lnum
<= lnum
)
2856 i
= find_wl_entry(wp
, lnum
);
2857 if (i
>= 0 && wp
->w_cursor
.lnum
> wp
->w_lines
[i
].wl_lnum
)
2858 changed_line_abv_curs_win(wp
);
2862 if (wp
->w_cursor
.lnum
> lnum
)
2863 changed_line_abv_curs_win(wp
);
2864 else if (wp
->w_cursor
.lnum
== lnum
&& wp
->w_cursor
.col
>= col
)
2865 changed_cline_bef_curs_win(wp
);
2866 if (wp
->w_botline
>= lnum
)
2868 /* Assume that botline doesn't change (inserted lines make
2869 * other lines scroll down below botline). */
2870 approximate_botline_win(wp
);
2873 /* Check if any w_lines[] entries have become invalid.
2874 * For entries below the change: Correct the lnums for
2875 * inserted/deleted lines. Makes it possible to stop displaying
2876 * after the change. */
2877 for (i
= 0; i
< wp
->w_lines_valid
; ++i
)
2878 if (wp
->w_lines
[i
].wl_valid
)
2880 if (wp
->w_lines
[i
].wl_lnum
>= lnum
)
2882 if (wp
->w_lines
[i
].wl_lnum
< lnume
)
2884 /* line included in change */
2885 wp
->w_lines
[i
].wl_valid
= FALSE
;
2889 /* line below change */
2890 wp
->w_lines
[i
].wl_lnum
+= xtra
;
2892 wp
->w_lines
[i
].wl_lastlnum
+= xtra
;
2897 else if (wp
->w_lines
[i
].wl_lastlnum
>= lnum
)
2899 /* change somewhere inside this range of folded lines,
2900 * may need to be redrawn */
2901 wp
->w_lines
[i
].wl_valid
= FALSE
;
2907 /* Take care of side effects for setting w_topline when folds have
2908 * changed. Esp. when the buffer was changed in another window. */
2909 if (hasAnyFolding(wp
))
2910 set_topline(wp
, wp
->w_topline
);
2915 /* Call update_screen() later, which checks out what needs to be redrawn,
2916 * since it notices b_mod_set and then uses b_mod_*. */
2917 if (must_redraw
< VALID
)
2918 must_redraw
= VALID
;
2921 /* when the cursor line is changed always trigger CursorMoved */
2922 if (lnum
<= curwin
->w_cursor
.lnum
2923 && lnume
+ (xtra
< 0 ? -xtra
: xtra
) > curwin
->w_cursor
.lnum
)
2924 last_cursormoved
.lnum
= 0;
2929 * unchanged() is called when the changed flag must be reset for buffer 'buf'
2934 int ff
; /* also reset 'fileformat' */
2936 if (buf
->b_changed
|| (ff
&& file_ff_differs(buf
)))
2944 redraw_tabline
= TRUE
;
2947 need_maketitle
= TRUE
; /* set window title later */
2950 ++buf
->b_changedtick
;
2951 #ifdef FEAT_NETBEANS_INTG
2952 netbeans_unmodified(buf
);
2956 #if defined(FEAT_WINDOWS) || defined(PROTO)
2958 * check_status: called when the status bars for the buffer 'buf'
2959 * need to be updated
2967 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
2968 if (wp
->w_buffer
== buf
&& wp
->w_status_height
)
2970 wp
->w_redr_status
= TRUE
;
2971 if (must_redraw
< VALID
)
2972 must_redraw
= VALID
;
2978 * If the file is readonly, give a warning message with the first change.
2979 * Don't do this for autocommands.
2980 * Don't use emsg(), because it flushes the macro buffer.
2981 * If we have undone all changes b_changed will be FALSE, but "b_did_warn"
2983 * Careful: may trigger autocommands that reload the buffer.
2987 int col
; /* column for message; non-zero when in insert
2988 mode and 'showmode' is on */
2990 static char *w_readonly
= N_("W10: Warning: Changing a readonly file");
2992 if (curbuf
->b_did_warn
== FALSE
2993 && curbufIsChanged() == 0
3001 apply_autocmds(EVENT_FILECHANGEDRO
, NULL
, NULL
, FALSE
, curbuf
);
3003 if (!curbuf
->b_p_ro
)
3007 * Do what msg() does, but with a column offset if the warning should
3008 * be after the mode message.
3011 if (msg_row
== Rows
- 1)
3013 msg_source(hl_attr(HLF_W
));
3014 MSG_PUTS_ATTR(_(w_readonly
), hl_attr(HLF_W
) | MSG_HIST
);
3016 set_vim_var_string(VV_WARNINGMSG
, (char_u
*)_(w_readonly
), -1);
3020 if (msg_silent
== 0 && !silent_mode
)
3023 ui_delay(1000L, TRUE
); /* give the user time to think about it */
3025 curbuf
->b_did_warn
= TRUE
;
3026 redraw_cmdline
= FALSE
; /* don't redraw and erase the message */
3027 if (msg_row
< Rows
- 1)
3033 * Ask for a reply from the user, a 'y' or a 'n'.
3034 * No other characters are accepted, the message is repeated until a valid
3035 * reply is entered or CTRL-C is hit.
3036 * If direct is TRUE, don't use vgetc() but ui_inchar(), don't get characters
3037 * from any buffers but directly from the user.
3039 * return the 'y' or 'n'
3042 ask_yesno(str
, direct
)
3047 int save_State
= State
;
3049 if (exiting
) /* put terminal in raw mode for this question */
3050 settmode(TMODE_RAW
);
3052 #ifdef USE_ON_FLY_SCROLL
3053 dont_scroll
= TRUE
; /* disallow scrolling here */
3055 State
= CONFIRM
; /* mouse behaves like with :confirm */
3057 setmouse(); /* disables mouse for xterm */
3060 ++allow_keys
; /* no mapping here, but recognize keys */
3062 while (r
!= 'y' && r
!= 'n')
3064 /* same highlighting as for wait_return */
3065 smsg_attr(hl_attr(HLF_R
), (char_u
*)"%s (y/n)?", str
);
3067 r
= get_keystroke();
3070 if (r
== Ctrl_C
|| r
== ESC
)
3072 msg_putchar(r
); /* show what you typed */
3087 * Get a key stroke directly from the user.
3088 * Ignores mouse clicks and scrollbar events, except a click for the left
3089 * button (used at the more prompt).
3090 * Doesn't use vgetc(), because it syncs undo and eats mapped characters.
3091 * Disadvantage: typeahead is ignored.
3092 * Translates the interrupt character for unix to ESC.
3098 char_u buf
[CBUFLEN
];
3101 int save_mapped_ctrl_c
= mapped_ctrl_c
;
3104 mapped_ctrl_c
= FALSE
; /* mappings are not used here */
3110 /* First time: blocking wait. Second time: wait up to 100ms for a
3111 * terminal code to complete. Leave some room for check_termcode() to
3112 * insert a key code into (max 5 chars plus NUL). And
3113 * fix_input_buffer() can triple the number of bytes. */
3114 n
= ui_inchar(buf
+ len
, (CBUFLEN
- 6 - len
) / 3,
3115 len
== 0 ? -1L : 100L, 0);
3118 /* Replace zero and CSI by a special key code. */
3119 n
= fix_input_buffer(buf
+ len
, n
, FALSE
);
3124 ++waited
; /* keep track of the waiting time */
3126 /* Incomplete termcode and not timed out yet: get more characters */
3127 if ((n
= check_termcode(1, buf
, len
)) < 0
3128 && (!p_ttimeout
|| waited
* 100L < (p_ttm
< 0 ? p_tm
: p_ttm
)))
3131 /* found a termcode: adjust length */
3134 if (len
== 0) /* nothing typed yet */
3137 /* Handle modifier and/or special key code. */
3141 n
= TO_SPECIAL(buf
[1], buf
[2]);
3142 if (buf
[1] == KS_MODIFIER
3145 || n
== K_LEFTMOUSE_NM
3147 || n
== K_LEFTRELEASE
3148 || n
== K_LEFTRELEASE_NM
3149 || n
== K_MIDDLEMOUSE
3150 || n
== K_MIDDLEDRAG
3151 || n
== K_MIDDLERELEASE
3152 || n
== K_RIGHTMOUSE
3154 || n
== K_RIGHTRELEASE
3164 || n
== K_VER_SCROLLBAR
3165 || n
== K_HOR_SCROLLBAR
3170 if (buf
[1] == KS_MODIFIER
)
3174 mch_memmove(buf
, buf
+ 3, (size_t)len
);
3182 if (MB_BYTE2LEN(n
) > len
)
3183 continue; /* more bytes to get */
3184 buf
[len
>= CBUFLEN
? CBUFLEN
- 1 : len
] = NUL
;
3185 n
= (*mb_ptr2char
)(buf
);
3195 mapped_ctrl_c
= save_mapped_ctrl_c
;
3200 * Get a number from the user.
3201 * When "mouse_used" is not NULL allow using the mouse.
3204 get_number(colon
, mouse_used
)
3205 int colon
; /* allow colon to abort */
3212 if (mouse_used
!= NULL
)
3213 *mouse_used
= FALSE
;
3215 /* When not printing messages, the user won't know what to type, return a
3216 * zero (as if CR was hit). */
3217 if (msg_silent
!= 0)
3220 #ifdef USE_ON_FLY_SCROLL
3221 dont_scroll
= TRUE
; /* disallow scrolling here */
3224 ++allow_keys
; /* no mapping here, but recognize keys */
3227 windgoto(msg_row
, msg_col
);
3231 n
= n
* 10 + c
- '0';
3235 else if (c
== K_DEL
|| c
== K_KDEL
|| c
== K_BS
|| c
== Ctrl_H
)
3245 else if (mouse_used
!= NULL
&& c
== K_LEFTMOUSE
)
3252 else if (n
== 0 && c
== ':' && colon
)
3254 stuffcharReadbuff(':');
3256 cmdline_row
= msg_row
;
3257 skip_redraw
= TRUE
; /* skip redraw once */
3261 else if (c
== CAR
|| c
== NL
|| c
== Ctrl_C
|| c
== ESC
)
3270 * Ask the user to enter a number.
3271 * When "mouse_used" is not NULL allow using the mouse and in that case return
3275 prompt_for_number(mouse_used
)
3279 int save_cmdline_row
;
3282 /* When using ":silent" assume that <CR> was entered. */
3283 if (mouse_used
!= NULL
)
3284 MSG_PUTS(_("Type number and <Enter> or click with mouse (empty cancels): "));
3286 MSG_PUTS(_("Type number and <Enter> (empty cancels): "));
3288 /* Set the state such that text can be selected/copied/pasted and we still
3289 * get mouse events. */
3290 save_cmdline_row
= cmdline_row
;
3295 i
= get_number(TRUE
, mouse_used
);
3298 /* don't call wait_return() now */
3299 /* msg_putchar('\n'); */
3300 cmdline_row
= msg_row
- 1;
3301 need_wait_return
= FALSE
;
3306 cmdline_row
= save_cmdline_row
;
3318 if (global_busy
/* no messages now, wait until global is finished */
3319 || !messaging()) /* 'lazyredraw' set, don't do messages now */
3322 /* We don't want to overwrite another important message, but do overwrite
3323 * a previous "more lines" or "fewer lines" message, so that "5dd" and
3324 * then "put" reports the last action. */
3325 if (keep_msg
!= NULL
&& !keep_msg_more
)
3338 STRCPY(msg_buf
, _("1 more line"));
3340 STRCPY(msg_buf
, _("1 line less"));
3345 sprintf((char *)msg_buf
, _("%ld more lines"), pn
);
3347 sprintf((char *)msg_buf
, _("%ld fewer lines"), pn
);
3350 STRCAT(msg_buf
, _(" (Interrupted)"));
3353 set_keep_msg(msg_buf
, 0);
3354 keep_msg_more
= TRUE
;
3360 * flush map and typeahead buffers and give a warning for an error
3365 if (emsg_silent
== 0)
3367 flush_buffers(FALSE
);
3373 * give a warning for an error
3378 if (emsg_silent
== 0)
3382 /* While the GUI is starting up the termcap is set for the GUI
3383 * but the output still goes to a terminal. */
3384 && !(gui
.in_use
&& gui
.starting
)
3394 * The number of beeps outputted is reduced to avoid having to wait
3395 * for all the beeps to finish. This is only a problem on systems
3396 * where the beeps don't overlap.
3398 if (beep_count
== 0 || beep_count
== 10)
3410 /* When 'verbose' is set and we are sourcing a script or executing a
3411 * function give the user a hint where the beep comes from. */
3412 if (vim_strchr(p_debug
, 'e') != NULL
)
3414 msg_source(hl_attr(HLF_W
));
3415 msg_attr((char_u
*)_("Beep!"), hl_attr(HLF_W
));
3421 * To get the "real" home directory:
3422 * - get value of $HOME
3424 * - go to that directory
3425 * - do mch_dirname() to get the real name of that directory.
3426 * This also works with mounts and links.
3427 * Don't do this for MS-DOS, it will change the "current dir" for a drive.
3429 static char_u
*homedir
= NULL
;
3436 /* In case we are called a second time (when 'encoding' changes). */
3441 var
= mch_getenv((char_u
*)"SYS$LOGIN");
3443 var
= mch_getenv((char_u
*)"HOME");
3446 if (var
!= NULL
&& *var
== NUL
) /* empty is same as not set */
3451 * Weird but true: $HOME may contain an indirect reference to another
3452 * variable, esp. "%USERPROFILE%". Happens when $USERPROFILE isn't set
3453 * when $HOME is being set.
3455 if (var
!= NULL
&& *var
== '%')
3460 p
= vim_strchr(var
+ 1, '%');
3463 vim_strncpy(NameBuff
, var
+ 1, p
- (var
+ 1));
3464 exp
= mch_getenv(NameBuff
);
3465 if (exp
!= NULL
&& *exp
!= NUL
3466 && STRLEN(exp
) + STRLEN(p
) < MAXPATHL
)
3468 vim_snprintf((char *)NameBuff
, MAXPATHL
, "%s%s", exp
, p
+ 1);
3470 /* Also set $HOME, it's needed for _viminfo. */
3471 vim_setenv((char_u
*)"HOME", NameBuff
);
3477 * Typically, $HOME is not defined on Windows, unless the user has
3478 * specifically defined it for Vim's sake. However, on Windows NT
3479 * platforms, $HOMEDRIVE and $HOMEPATH are automatically defined for
3480 * each user. Try constructing $HOME from these.
3484 char_u
*homedrive
, *homepath
;
3486 homedrive
= mch_getenv((char_u
*)"HOMEDRIVE");
3487 homepath
= mch_getenv((char_u
*)"HOMEPATH");
3488 if (homepath
== NULL
|| *homepath
== NUL
)
3490 if (homedrive
!= NULL
3491 && STRLEN(homedrive
) + STRLEN(homepath
) < MAXPATHL
)
3493 sprintf((char *)NameBuff
, "%s%s", homedrive
, homepath
);
3494 if (NameBuff
[0] != NUL
)
3497 /* Also set $HOME, it's needed for _viminfo. */
3498 vim_setenv((char_u
*)"HOME", NameBuff
);
3503 # if defined(FEAT_MBYTE)
3504 if (enc_utf8
&& var
!= NULL
)
3509 /* Convert from active codepage to UTF-8. Other conversions are
3510 * not done, because they would fail for non-ASCII characters. */
3511 acp_to_enc(var
, (int)STRLEN(var
), &pp
, &len
);
3521 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
3523 * Default home dir is C:/
3524 * Best assumption we can make in such a situation.
3533 * Change to the directory and get the actual path. This resolves
3534 * links. Don't do it when we can't return.
3536 if (mch_dirname(NameBuff
, MAXPATHL
) == OK
3537 && mch_chdir((char *)NameBuff
) == 0)
3539 if (!mch_chdir((char *)var
) && mch_dirname(IObuff
, IOSIZE
) == OK
)
3541 if (mch_chdir((char *)NameBuff
) != 0)
3542 EMSG(_(e_prev_dir
));
3545 homedir
= vim_strsave(var
);
3549 #if defined(EXITFREE) || defined(PROTO)
3558 * Call expand_env() and store the result in an allocated string.
3559 * This is not very memory efficient, this expects the result to be freed
3563 expand_env_save(src
)
3566 return expand_env_save_opt(src
, FALSE
);
3570 * Idem, but when "one" is TRUE handle the string as one file name, only
3571 * expand "~" at the start.
3574 expand_env_save_opt(src
, one
)
3580 p
= alloc(MAXPATHL
);
3582 expand_env_esc(src
, p
, MAXPATHL
, FALSE
, one
, NULL
);
3587 * Expand environment variable with path name.
3588 * "~/" is also expanded, using $HOME. For Unix "~user/" is expanded.
3589 * Skips over "\ ", "\~" and "\$" (not for Win32 though).
3590 * If anything fails no expansion is done and dst equals src.
3593 expand_env(src
, dst
, dstlen
)
3594 char_u
*src
; /* input string e.g. "$HOME/vim.hlp" */
3595 char_u
*dst
; /* where to put the result */
3596 int dstlen
; /* maximum length of the result */
3598 expand_env_esc(src
, dst
, dstlen
, FALSE
, FALSE
, NULL
);
3602 expand_env_esc(srcp
, dst
, dstlen
, esc
, one
, startstr
)
3603 char_u
*srcp
; /* input string e.g. "$HOME/vim.hlp" */
3604 char_u
*dst
; /* where to put the result */
3605 int dstlen
; /* maximum length of the result */
3606 int esc
; /* escape spaces in expanded variables */
3607 int one
; /* "srcp" is one file name */
3608 char_u
*startstr
; /* start again after this (can be NULL) */
3615 int mustfree
; /* var was allocated, need to free it later */
3616 int at_start
= TRUE
; /* at start of a name */
3617 int startstr_len
= 0;
3619 if (startstr
!= NULL
)
3620 startstr_len
= (int)STRLEN(startstr
);
3622 src
= skipwhite(srcp
);
3623 --dstlen
; /* leave one char space for "\," */
3624 while (*src
&& dstlen
> 0)
3632 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
3635 || (*src
== '~' && at_start
))
3640 * The variable name is copied into dst temporarily, because it may
3641 * be a string in read-only memory and a NUL needs to be appended.
3643 if (*src
!= '~') /* environment var */
3650 /* Unix has ${var-name} type environment vars */
3651 if (*tail
== '{' && !vim_isIDc('{'))
3653 tail
++; /* ignore '{' */
3654 while (c
-- > 0 && *tail
&& *tail
!= '}')
3660 while (c
-- > 0 && *tail
!= NUL
&& ((vim_isIDc(*tail
))
3661 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
3662 || (*src
== '%' && *tail
!= '%')
3666 #ifdef OS2 /* env vars only in uppercase */
3667 *var
++ = TOUPPER_LOC(*tail
);
3668 tail
++; /* toupper() may be a macro! */
3675 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
3677 if (src
[1] == '{' && *tail
!= '}')
3679 if (*src
== '%' && *tail
!= '%')
3692 var
= vim_getenv(dst
, &mustfree
);
3693 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
3697 /* home directory */
3698 else if ( src
[1] == NUL
3699 || vim_ispathsep(src
[1])
3700 || vim_strchr((char_u
*)" ,\t\n", src
[1]) != NULL
)
3705 else /* user directory */
3707 #if defined(UNIX) || (defined(VMS) && defined(USER_HOME))
3709 * Copy ~user to dst[], so we can put a NUL after it.
3716 && vim_isfilec(*tail
)
3717 && !vim_ispathsep(*tail
))
3722 * If the system supports getpwnam(), use it.
3723 * Otherwise, or if getpwnam() fails, the shell is used to
3724 * expand ~user. This is slower and may fail if the shell
3725 * does not support ~user (old versions of /bin/sh).
3727 # if defined(HAVE_GETPWNAM) && defined(HAVE_PWD_H)
3731 /* Note: memory allocated by getpwnam() is never freed.
3732 * Calling endpwent() apparently doesn't help. */
3733 pw
= getpwnam((char *)dst
+ 1);
3735 var
= (char_u
*)pw
->pw_dir
;
3745 xpc
.xp_context
= EXPAND_FILES
;
3746 var
= ExpandOne(&xpc
, dst
, NULL
,
3747 WILD_ADD_SLASH
|WILD_SILENT
, WILD_EXPAND_FREE
);
3751 # else /* !UNIX, thus VMS */
3753 * USER_HOME is a comma-separated list of
3754 * directories to search for the user account in.
3757 char_u test
[MAXPATHL
], paths
[MAXPATHL
];
3758 char_u
*path
, *next_path
, *ptr
;
3761 STRCPY(paths
, USER_HOME
);
3765 for (path
= next_path
; *next_path
&& *next_path
!= ',';
3771 STRCAT(test
, dst
+ 1);
3772 if (mch_stat(test
, &st
) == 0)
3774 var
= alloc(STRLEN(test
) + 1);
3783 /* cannot expand user's home directory, so don't try */
3785 tail
= (char_u
*)""; /* for gcc */
3786 #endif /* UNIX || VMS */
3789 #ifdef BACKSLASH_IN_FILENAME
3790 /* If 'shellslash' is set change backslashes to forward slashes.
3791 * Can't use slash_adjust(), p_ssl may be set temporarily. */
3792 if (p_ssl
&& var
!= NULL
&& vim_strchr(var
, '\\') != NULL
)
3794 char_u
*p
= vim_strsave(var
);
3807 /* If "var" contains white space, escape it with a backslash.
3808 * Required for ":e ~/tt" when $HOME includes a space. */
3809 if (esc
&& var
!= NULL
&& vim_strpbrk(var
, (char_u
*)" \t") != NULL
)
3811 char_u
*p
= vim_strsave_escaped(var
, (char_u
*)" \t");
3822 if (var
!= NULL
&& *var
!= NUL
3823 && (STRLEN(var
) + STRLEN(tail
) + 1 < (unsigned)dstlen
))
3826 dstlen
-= (int)STRLEN(var
);
3827 c
= (int)STRLEN(var
);
3828 /* if var[] ends in a path separator and tail[] starts
3829 * with it, skip a character */
3830 if (*var
!= NUL
&& after_pathsep(dst
, dst
+ c
)
3831 #if defined(BACKSLASH_IN_FILENAME) || defined(AMIGA)
3834 && vim_ispathsep(*tail
))
3844 if (copy_char
) /* copy at least one char */
3847 * Recognize the start of a new name, for '~'.
3848 * Don't do this when "one" is TRUE, to avoid expanding "~" in
3849 * ":edit foo ~ foo".
3852 if (src
[0] == '\\' && src
[1] != NUL
)
3857 else if ((src
[0] == ' ' || src
[0] == ',') && !one
)
3862 if (startstr
!= NULL
&& src
- startstr_len
>= srcp
3863 && STRNCMP(src
- startstr_len
, startstr
, startstr_len
) == 0)
3871 * Vim's version of getenv().
3872 * Special handling of $HOME, $VIM and $VIMRUNTIME.
3873 * Also does ACP to 'enc' conversion for Win32.
3876 vim_getenv(name
, mustfree
)
3878 int *mustfree
; /* set to TRUE when returned is allocated */
3884 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
3885 /* use "C:/" when $HOME is not set */
3886 if (STRCMP(name
, "HOME") == 0)
3890 p
= mch_getenv(name
);
3891 if (p
!= NULL
&& *p
== NUL
) /* empty is the same as not set */
3896 #if defined(FEAT_MBYTE) && defined(WIN3264)
3902 /* Convert from active codepage to UTF-8. Other conversions are
3903 * not done, because they would fail for non-ASCII characters. */
3904 acp_to_enc(p
, (int)STRLEN(p
), &pp
, &len
);
3915 vimruntime
= (STRCMP(name
, "VIMRUNTIME") == 0);
3916 if (!vimruntime
&& STRCMP(name
, "VIM") != 0)
3920 * When expanding $VIMRUNTIME fails, try using $VIM/vim<version> or $VIM.
3921 * Don't do this when default_vimruntime_dir is non-empty.
3925 && *default_vimruntime_dir
== NUL
3929 p
= mch_getenv((char_u
*)"VIM");
3930 if (p
!= NULL
&& *p
== NUL
) /* empty is the same as not set */
3934 p
= vim_version_dir(p
);
3938 p
= mch_getenv((char_u
*)"VIM");
3940 #if defined(FEAT_MBYTE) && defined(WIN3264)
3946 /* Convert from active codepage to UTF-8. Other conversions
3947 * are not done, because they would fail for non-ASCII
3949 acp_to_enc(p
, (int)STRLEN(p
), &pp
, &len
);
3963 * When expanding $VIM or $VIMRUNTIME fails, try using:
3964 * - the directory name from 'helpfile' (unless it contains '$')
3965 * - the executable name from argv[0]
3969 if (p_hf
!= NULL
&& vim_strchr(p_hf
, '$') == NULL
)
3973 * Use the name of the executable, obtained from argv[0].
3980 /* remove the file name */
3983 /* remove "doc/" from 'helpfile', if present */
3985 pend
= remove_tail(p
, pend
, (char_u
*)"doc");
3989 /* remove "MacOS" from exe_name and add "Resources/vim" */
3995 pend1
= remove_tail(p
, pend
, (char_u
*)"MacOS");
3998 pnew
= alloc((unsigned)(pend1
- p
) + 15);
4001 STRNCPY(pnew
, p
, (pend1
- p
));
4002 STRCPY(pnew
+ (pend1
- p
), "Resources/vim");
4004 pend
= p
+ STRLEN(p
);
4009 /* remove "src/" from exe_name, if present */
4011 pend
= remove_tail(p
, pend
, (char_u
*)"src");
4014 /* for $VIM, remove "runtime/" or "vim54/", if present */
4017 pend
= remove_tail(p
, pend
, (char_u
*)RUNTIME_DIRNAME
);
4018 pend
= remove_tail(p
, pend
, (char_u
*)VIM_VERSION_NODOT
);
4021 /* remove trailing path separator */
4022 #ifndef MACOS_CLASSIC
4023 /* With MacOS path (with colons) the final colon is required */
4024 /* to avoid confusion between absolute and relative path */
4025 if (pend
> p
&& after_pathsep(p
, pend
))
4030 if (p
== exe_name
|| p
== p_hf
)
4032 /* check that the result is a directory name */
4033 p
= vim_strnsave(p
, (int)(pend
- p
));
4035 if (p
!= NULL
&& !mch_isdir(p
))
4043 /* may add "/vim54" or "/runtime" if it exists */
4044 if (vimruntime
&& (pend
= vim_version_dir(p
)) != NULL
)
4056 /* When there is a pathdef.c file we can use default_vim_dir and
4057 * default_vimruntime_dir */
4060 /* Only use default_vimruntime_dir when it is not empty */
4061 if (vimruntime
&& *default_vimruntime_dir
!= NUL
)
4063 p
= default_vimruntime_dir
;
4066 else if (*default_vim_dir
!= NUL
)
4068 if (vimruntime
&& (p
= vim_version_dir(default_vim_dir
)) != NULL
)
4072 p
= default_vim_dir
;
4080 * Set the environment variable, so that the new value can be found fast
4081 * next time, and others can also use it (e.g. Perl).
4087 vim_setenv((char_u
*)"VIMRUNTIME", p
);
4088 didset_vimruntime
= TRUE
;
4091 char_u
*buf
= concat_str(p
, (char_u
*)"/lang");
4095 bindtextdomain(VIMPACKAGE
, (char *)buf
);
4103 vim_setenv((char_u
*)"VIM", p
);
4111 * Check if the directory "vimdir/<version>" or "vimdir/runtime" exists.
4112 * Return NULL if not, return its name in allocated memory otherwise.
4115 vim_version_dir(vimdir
)
4120 if (vimdir
== NULL
|| *vimdir
== NUL
)
4122 p
= concat_fnames(vimdir
, (char_u
*)VIM_VERSION_NODOT
, TRUE
);
4123 if (p
!= NULL
&& mch_isdir(p
))
4126 p
= concat_fnames(vimdir
, (char_u
*)RUNTIME_DIRNAME
, TRUE
);
4127 if (p
!= NULL
&& mch_isdir(p
))
4134 * If the string between "p" and "pend" ends in "name/", return "pend" minus
4135 * the length of "name/". Otherwise return "pend".
4138 remove_tail(p
, pend
, name
)
4143 int len
= (int)STRLEN(name
) + 1;
4144 char_u
*newend
= pend
- len
;
4147 && fnamencmp(newend
, name
, len
- 1) == 0
4148 && (newend
== p
|| after_pathsep(p
, newend
)))
4154 * Our portable version of setenv.
4157 vim_setenv(name
, val
)
4162 mch_setenv((char *)name
, (char *)val
, 1);
4167 * Putenv does not copy the string, it has to remain
4168 * valid. The allocated memory will never be freed.
4170 envbuf
= alloc((unsigned)(STRLEN(name
) + STRLEN(val
) + 2));
4173 sprintf((char *)envbuf
, "%s=%s", name
, val
);
4174 putenv((char *)envbuf
);
4179 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
4181 * Function given to ExpandGeneric() to obtain an environment variable name.
4184 get_env_name(xp
, idx
)
4185 expand_T
*xp UNUSED
;
4188 # if defined(AMIGA) || defined(__MRC__) || defined(__SC__)
4190 * No environ[] on the Amiga and on the Mac (using MPW).
4195 /* Borland C++ 5.2 has this in a header file. */
4196 extern char **environ
;
4198 # define ENVNAMELEN 100
4199 static char_u name
[ENVNAMELEN
];
4203 str
= (char_u
*)environ
[idx
];
4207 for (n
= 0; n
< ENVNAMELEN
- 1; ++n
)
4209 if (str
[n
] == '=' || str
[n
] == NUL
)
4220 * Replace home directory by "~" in each space or comma separated file name in
4222 * If anything fails (except when out of space) dst equals src.
4225 home_replace(buf
, src
, dst
, dstlen
, one
)
4226 buf_T
*buf
; /* when not NULL, check for help files */
4227 char_u
*src
; /* input file name */
4228 char_u
*dst
; /* where to put the result */
4229 int dstlen
; /* maximum length of the result */
4230 int one
; /* if TRUE, only replace one file name, include
4231 spaces and commas in the file name. */
4233 size_t dirlen
= 0, envlen
= 0;
4235 char_u
*homedir_env
;
4245 * If the file is a help file, remove the path completely.
4247 if (buf
!= NULL
&& buf
->b_help
)
4249 STRCPY(dst
, gettail(src
));
4254 * We check both the value of the $HOME environment variable and the
4255 * "real" home directory.
4257 if (homedir
!= NULL
)
4258 dirlen
= STRLEN(homedir
);
4261 homedir_env
= mch_getenv((char_u
*)"SYS$LOGIN");
4263 homedir_env
= mch_getenv((char_u
*)"HOME");
4266 if (homedir_env
!= NULL
&& *homedir_env
== NUL
)
4268 if (homedir_env
!= NULL
)
4269 envlen
= STRLEN(homedir_env
);
4272 src
= skipwhite(src
);
4273 while (*src
&& dstlen
> 0)
4276 * Here we are at the beginning of a file name.
4277 * First, check to see if the beginning of the file name matches
4278 * $HOME or the "real" home directory. Check that there is a '/'
4279 * after the match (so that if e.g. the file is "/home/pieter/bla",
4280 * and the home directory is "/home/piet", the file does not end up
4281 * as "~er/bla" (which would seem to indicate the file "bla" in user
4282 * er's home directory)).
4289 && fnamencmp(src
, p
, len
) == 0
4290 && (vim_ispathsep(src
[len
])
4291 || (!one
&& (src
[len
] == ',' || src
[len
] == ' '))
4292 || src
[len
] == NUL
))
4299 * If it's just the home directory, add "/".
4301 if (!vim_ispathsep(src
[0]) && --dstlen
> 0)
4305 if (p
== homedir_env
)
4311 /* if (!one) skip to separator: space or comma */
4312 while (*src
&& (one
|| (*src
!= ',' && *src
!= ' ')) && --dstlen
> 0)
4314 /* skip separator */
4315 while ((*src
== ' ' || *src
== ',') && --dstlen
> 0)
4318 /* if (dstlen == 0) out of space, what to do??? */
4324 * Like home_replace, store the replaced string in allocated memory.
4325 * When something fails, NULL is returned.
4328 home_replace_save(buf
, src
)
4329 buf_T
*buf
; /* when not NULL, check for help files */
4330 char_u
*src
; /* input file name */
4335 len
= 3; /* space for "~/" and trailing NUL */
4336 if (src
!= NULL
) /* just in case */
4337 len
+= (unsigned)STRLEN(src
);
4340 home_replace(buf
, src
, dst
, len
, TRUE
);
4345 * Compare two file names and return:
4346 * FPC_SAME if they both exist and are the same file.
4347 * FPC_SAMEX if they both don't exist and have the same file name.
4348 * FPC_DIFF if they both exist and are different files.
4349 * FPC_NOTX if they both don't exist.
4350 * FPC_DIFFX if one of them doesn't exist.
4351 * For the first name environment variables are expanded
4354 fullpathcmp(s1
, s2
, checkname
)
4356 int checkname
; /* when both don't exist, check file names */
4359 char_u exp1
[MAXPATHL
];
4360 char_u full1
[MAXPATHL
];
4361 char_u full2
[MAXPATHL
];
4362 struct stat st1
, st2
;
4365 expand_env(s1
, exp1
, MAXPATHL
);
4366 r1
= mch_stat((char *)exp1
, &st1
);
4367 r2
= mch_stat((char *)s2
, &st2
);
4368 if (r1
!= 0 && r2
!= 0)
4370 /* if mch_stat() doesn't work, may compare the names */
4373 if (fnamecmp(exp1
, s2
) == 0)
4375 r1
= vim_FullName(exp1
, full1
, MAXPATHL
, FALSE
);
4376 r2
= vim_FullName(s2
, full2
, MAXPATHL
, FALSE
);
4377 if (r1
== OK
&& r2
== OK
&& fnamecmp(full1
, full2
) == 0)
4382 if (r1
!= 0 || r2
!= 0)
4384 if (st1
.st_dev
== st2
.st_dev
&& st1
.st_ino
== st2
.st_ino
)
4388 char_u
*exp1
; /* expanded s1 */
4389 char_u
*full1
; /* full path of s1 */
4390 char_u
*full2
; /* full path of s2 */
4391 int retval
= FPC_DIFF
;
4394 /* allocate one buffer to store three paths (alloc()/free() is slow!) */
4395 if ((exp1
= alloc(MAXPATHL
* 3)) != NULL
)
4397 full1
= exp1
+ MAXPATHL
;
4398 full2
= full1
+ MAXPATHL
;
4400 expand_env(s1
, exp1
, MAXPATHL
);
4401 r1
= vim_FullName(exp1
, full1
, MAXPATHL
, FALSE
);
4402 r2
= vim_FullName(s2
, full2
, MAXPATHL
, FALSE
);
4404 /* If vim_FullName() fails, the file probably doesn't exist. */
4405 if (r1
!= OK
&& r2
!= OK
)
4407 if (checkname
&& fnamecmp(exp1
, s2
) == 0)
4412 else if (r1
!= OK
|| r2
!= OK
)
4414 else if (fnamecmp(full1
, full2
))
4425 * Get the tail of a path: the file name.
4426 * Fail safe: never returns NULL.
4435 return (char_u
*)"";
4436 for (p1
= p2
= fname
; *p2
; ) /* find last part of path */
4438 if (vim_ispathsep(*p2
))
4446 * Get pointer to tail of "fname", including path separators. Putting a NUL
4447 * here leaves the directory name. Takes care of "c:/" and "//".
4448 * Always returns a valid pointer.
4457 p
= get_past_head(fname
); /* don't remove the '/' from "c:/file" */
4459 while (t
> p
&& after_pathsep(fname
, t
))
4462 /* path separator is part of the path */
4469 * get the next path component (just after the next path separator).
4475 while (*fname
&& !vim_ispathsep(*fname
))
4483 * Get a pointer to one character past the head of a path name.
4484 * Unix: after "/"; DOS: after "c:\"; Amiga: after "disk:/"; Mac: no head.
4485 * If there is no head, path is returned.
4493 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
4495 if (isalpha(path
[0]) && path
[1] == ':')
4501 /* may skip "label:" */
4502 retval
= vim_strchr(path
, ':');
4510 while (vim_ispathsep(*retval
))
4517 * return TRUE if 'c' is a path separator.
4524 return (c
== '.' || c
== ':');
4527 return (c
== '/'); /* UNIX has ':' inside file names */
4529 # ifdef BACKSLASH_IN_FILENAME
4530 return (c
== ':' || c
== '/' || c
== '\\');
4533 /* server"user passwd"::device:[full.path.name]fname.extension;version" */
4534 return (c
== ':' || c
== '[' || c
== ']' || c
== '/'
4535 || c
== '<' || c
== '>' || c
== '"' );
4537 return (c
== ':' || c
== '/');
4541 #endif /* RISC OS */
4544 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
4546 * return TRUE if 'c' is a path list separator.
4549 vim_ispathlistsep(c
)
4555 return (c
== ';'); /* might not be right for every system... */
4560 #if defined(FEAT_GUI_TABLINE) || defined(FEAT_WINDOWS) \
4561 || defined(FEAT_EVAL) || defined(PROTO)
4563 * Shorten the path of a file from "~/foo/../.bar/fname" to "~/f/../.b/fname"
4564 * It's done in-place.
4570 char_u
*tail
, *s
, *d
;
4573 tail
= gettail(str
);
4575 for (s
= str
; ; ++s
)
4577 if (s
>= tail
) /* copy the whole tail */
4583 else if (vim_ispathsep(*s
)) /* copy '/' and next char */
4590 *d
++ = *s
; /* copy next char */
4591 if (*s
!= '~' && *s
!= '.') /* and leading "~" and "." */
4596 int l
= mb_ptr2len(s
);
4608 * Return TRUE if the directory of "fname" exists, FALSE otherwise.
4609 * Also returns TRUE if there is no directory name.
4610 * "fname" must be writable!.
4613 dir_of_file_exists(fname
)
4620 p
= gettail_sep(fname
);
4625 retval
= mch_isdir(fname
);
4630 #if (defined(CASE_INSENSITIVE_FILENAME) && defined(BACKSLASH_IN_FILENAME)) \
4633 * Versions of fnamecmp() and fnamencmp() that handle '/' and '\' equally.
4639 return vim_fnamencmp(x
, y
, MAXPATHL
);
4643 vim_fnamencmp(x
, y
, len
)
4647 while (len
> 0 && *x
&& *y
)
4649 if (TOLOWER_LOC(*x
) != TOLOWER_LOC(*y
)
4650 && !(*x
== '/' && *y
== '\\')
4651 && !(*x
== '\\' && *y
== '/'))
4664 * Concatenate file names fname1 and fname2 into allocated memory.
4665 * Only add a '/' or '\\' when 'sep' is TRUE and it is necessary.
4668 concat_fnames(fname1
, fname2
, sep
)
4675 dest
= alloc((unsigned)(STRLEN(fname1
) + STRLEN(fname2
) + 3));
4678 STRCPY(dest
, fname1
);
4681 STRCAT(dest
, fname2
);
4687 * Concatenate two strings and return the result in allocated memory.
4688 * Returns NULL when out of memory.
4691 concat_str(str1
, str2
)
4696 size_t l
= STRLEN(str1
);
4698 dest
= alloc((unsigned)(l
+ STRLEN(str2
) + 1L));
4702 STRCPY(dest
+ l
, str2
);
4708 * Add a path separator to a file name, unless it already ends in a path
4715 if (*p
!= NUL
&& !after_pathsep(p
, p
+ STRLEN(p
)))
4716 STRCAT(p
, PATHSEPSTR
);
4720 * FullName_save - Make an allocated copy of a full file name.
4721 * Returns NULL when out of memory.
4724 FullName_save(fname
, force
)
4726 int force
; /* force expansion, even when it already looks
4727 like a full path name */
4730 char_u
*new_fname
= NULL
;
4735 buf
= alloc((unsigned)MAXPATHL
);
4738 if (vim_FullName(fname
, buf
, MAXPATHL
, force
) != FAIL
)
4739 new_fname
= vim_strsave(buf
);
4741 new_fname
= vim_strsave(fname
);
4747 #if defined(FEAT_CINDENT) || defined(FEAT_SYN_HL)
4749 static char_u
*skip_string
__ARGS((char_u
*p
));
4752 * Find the start of a comment, not knowing if we are in a comment right now.
4753 * Search starts at w_cursor.lnum and goes backwards.
4756 find_start_comment(ind_maxcomment
) /* XXX */
4762 int cur_maxcomment
= ind_maxcomment
;
4766 pos
= findmatchlimit(NULL
, '*', FM_BACKWARD
, cur_maxcomment
);
4771 * Check if the comment start we found is inside a string.
4772 * If it is then restrict the search to below this line and try again.
4774 line
= ml_get(pos
->lnum
);
4775 for (p
= line
; *p
&& (colnr_T
)(p
- line
) < pos
->col
; ++p
)
4777 if ((colnr_T
)(p
- line
) <= pos
->col
)
4779 cur_maxcomment
= curwin
->w_cursor
.lnum
- pos
->lnum
- 1;
4780 if (cur_maxcomment
<= 0)
4790 * Skip to the end of a "string" and a 'c' character.
4791 * If there is no string or character, return argument unmodified.
4800 * We loop, because strings may be concatenated: "date""time".
4804 if (p
[0] == '\'') /* 'c' or '\n' or '\000' */
4806 if (!p
[1]) /* ' at end of line */
4809 if (p
[1] == '\\') /* '\n' or '\000' */
4812 while (vim_isdigit(p
[i
- 1])) /* '\000' */
4815 if (p
[i
] == '\'') /* check for trailing ' */
4821 else if (p
[0] == '"') /* start of string */
4823 for (++p
; p
[0]; ++p
)
4825 if (p
[0] == '\\' && p
[1] != NUL
)
4827 else if (p
[0] == '"') /* end of string */
4833 break; /* no string found */
4836 --p
; /* backup from NUL */
4839 #endif /* FEAT_CINDENT || FEAT_SYN_HL */
4841 #if defined(FEAT_CINDENT) || defined(PROTO)
4844 * Do C or expression indenting on the current line.
4850 if (*curbuf
->b_p_inde
!= NUL
)
4851 fixthisline(get_expr_indent
);
4854 fixthisline(get_c_indent
);
4858 * Functions for C-indenting.
4859 * Most of this originally comes from Eric Fischer.
4862 * Below "XXX" means that this function may unlock the current line.
4865 static char_u
*cin_skipcomment
__ARGS((char_u
*));
4866 static int cin_nocode
__ARGS((char_u
*));
4867 static pos_T
*find_line_comment
__ARGS((void));
4868 static int cin_islabel_skip
__ARGS((char_u
**));
4869 static int cin_isdefault
__ARGS((char_u
*));
4870 static char_u
*after_label
__ARGS((char_u
*l
));
4871 static int get_indent_nolabel
__ARGS((linenr_T lnum
));
4872 static int skip_label
__ARGS((linenr_T
, char_u
**pp
, int ind_maxcomment
));
4873 static int cin_first_id_amount
__ARGS((void));
4874 static int cin_get_equal_amount
__ARGS((linenr_T lnum
));
4875 static int cin_ispreproc
__ARGS((char_u
*));
4876 static int cin_ispreproc_cont
__ARGS((char_u
**pp
, linenr_T
*lnump
));
4877 static int cin_iscomment
__ARGS((char_u
*));
4878 static int cin_islinecomment
__ARGS((char_u
*));
4879 static int cin_isterminated
__ARGS((char_u
*, int, int));
4880 static int cin_isinit
__ARGS((void));
4881 static int cin_isfuncdecl
__ARGS((char_u
**, linenr_T
));
4882 static int cin_isif
__ARGS((char_u
*));
4883 static int cin_iselse
__ARGS((char_u
*));
4884 static int cin_isdo
__ARGS((char_u
*));
4885 static int cin_iswhileofdo
__ARGS((char_u
*, linenr_T
, int));
4886 static int cin_iswhileofdo_end
__ARGS((int terminated
, int ind_maxparen
, int ind_maxcomment
));
4887 static int cin_isbreak
__ARGS((char_u
*));
4888 static int cin_is_cpp_baseclass
__ARGS((colnr_T
*col
));
4889 static int get_baseclass_amount
__ARGS((int col
, int ind_maxparen
, int ind_maxcomment
, int ind_cpp_baseclass
));
4890 static int cin_ends_in
__ARGS((char_u
*, char_u
*, char_u
*));
4891 static int cin_skip2pos
__ARGS((pos_T
*trypos
));
4892 static pos_T
*find_start_brace
__ARGS((int));
4893 static pos_T
*find_match_paren
__ARGS((int, int));
4894 static int corr_ind_maxparen
__ARGS((int ind_maxparen
, pos_T
*startpos
));
4895 static int find_last_paren
__ARGS((char_u
*l
, int start
, int end
));
4896 static int find_match
__ARGS((int lookfor
, linenr_T ourscope
, int ind_maxparen
, int ind_maxcomment
));
4898 static int ind_hash_comment
= 0; /* # starts a comment */
4901 * Skip over white space and C comments within the line.
4902 * Also skip over Perl/shell comments if desired.
4914 /* Perl/shell # comment comment continues until eol. Require a space
4915 * before # to avoid recognizing $#array. */
4916 if (ind_hash_comment
!= 0 && s
!= prev_s
&& *s
== '#')
4924 if (*s
== '/') /* slash-slash comment continues till eol */
4931 for (++s
; *s
; ++s
) /* skip slash-star comment */
4932 if (s
[0] == '*' && s
[1] == '/')
4942 * Return TRUE if there there is no code at *s. White space and comments are
4943 * not considered code.
4949 return *cin_skipcomment(s
) == NUL
;
4953 * Check previous lines for a "//" line comment, skipping over blank lines.
4956 find_line_comment() /* XXX */
4962 pos
= curwin
->w_cursor
;
4963 while (--pos
.lnum
> 0)
4965 line
= ml_get(pos
.lnum
);
4966 p
= skipwhite(line
);
4967 if (cin_islinecomment(p
))
4969 pos
.col
= (int)(p
- line
);
4979 * Check if string matches "label:"; move to character after ':' if true.
4985 if (!vim_isIDc(**s
)) /* need at least one ID character */
4988 while (vim_isIDc(**s
))
4991 *s
= cin_skipcomment(*s
);
4993 /* "::" is not a label, it's C++ */
4994 return (**s
== ':' && *++*s
!= ':');
4998 * Recognize a label: "label:".
4999 * Note: curwin->w_cursor must be where we are looking for the label.
5002 cin_islabel(ind_maxcomment
) /* XXX */
5007 s
= cin_skipcomment(ml_get_curline());
5010 * Exclude "default" from labels, since it should be indented
5011 * like a switch label. Same for C++ scope declarations.
5013 if (cin_isdefault(s
))
5015 if (cin_isscopedecl(s
))
5018 if (cin_islabel_skip(&s
))
5021 * Only accept a label if the previous line is terminated or is a case
5028 cursor_save
= curwin
->w_cursor
;
5029 while (curwin
->w_cursor
.lnum
> 1)
5031 --curwin
->w_cursor
.lnum
;
5034 * If we're in a comment now, skip to the start of the comment.
5036 curwin
->w_cursor
.col
= 0;
5037 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
) /* XXX */
5038 curwin
->w_cursor
= *trypos
;
5040 line
= ml_get_curline();
5041 if (cin_ispreproc(line
)) /* ignore #defines, #if, etc. */
5043 if (*(line
= cin_skipcomment(line
)) == NUL
)
5046 curwin
->w_cursor
= cursor_save
;
5047 if (cin_isterminated(line
, TRUE
, FALSE
)
5048 || cin_isscopedecl(line
)
5050 || (cin_islabel_skip(&line
) && cin_nocode(line
)))
5054 curwin
->w_cursor
= cursor_save
;
5055 return TRUE
; /* label at start of file??? */
5061 * Recognize structure initialization and enumerations.
5062 * Q&D-Implementation:
5063 * check for "=" at end or "[typedef] enum" at beginning of line.
5070 s
= cin_skipcomment(ml_get_curline());
5072 if (STRNCMP(s
, "typedef", 7) == 0 && !vim_isIDc(s
[7]))
5073 s
= cin_skipcomment(s
+ 7);
5075 if (STRNCMP(s
, "enum", 4) == 0 && !vim_isIDc(s
[4]))
5078 if (cin_ends_in(s
, (char_u
*)"=", (char_u
*)"{"))
5085 * Recognize a switch label: "case .*:" or "default:".
5091 s
= cin_skipcomment(s
);
5092 if (STRNCMP(s
, "case", 4) == 0 && !vim_isIDc(s
[4]))
5094 for (s
+= 4; *s
; ++s
)
5096 s
= cin_skipcomment(s
);
5099 if (s
[1] == ':') /* skip over "::" for C++ */
5104 if (*s
== '\'' && s
[1] && s
[2] == '\'')
5105 s
+= 2; /* skip over '.' */
5106 else if (*s
== '/' && (s
[1] == '*' || s
[1] == '/'))
5107 return FALSE
; /* stop at comment */
5109 return FALSE
; /* stop at string */
5114 if (cin_isdefault(s
))
5120 * Recognize a "default" switch label.
5126 return (STRNCMP(s
, "default", 7) == 0
5127 && *(s
= cin_skipcomment(s
+ 7)) == ':'
5132 * Recognize a "public/private/proctected" scope declaration label.
5140 s
= cin_skipcomment(s
);
5141 if (STRNCMP(s
, "public", 6) == 0)
5143 else if (STRNCMP(s
, "protected", 9) == 0)
5145 else if (STRNCMP(s
, "private", 7) == 0)
5149 return (*(s
= cin_skipcomment(s
+ i
)) == ':' && s
[1] != ':');
5153 * Return a pointer to the first non-empty non-comment character after a ':'.
5154 * Return NULL if not found.
5166 if (l
[1] == ':') /* skip over "::" for C++ */
5168 else if (!cin_iscase(l
+ 1))
5171 else if (*l
== '\'' && l
[1] && l
[2] == '\'')
5172 l
+= 2; /* skip over 'x' */
5176 l
= cin_skipcomment(l
+ 1);
5183 * Get indent of line "lnum", skipping a label.
5184 * Return 0 if there is nothing after the label.
5187 get_indent_nolabel(lnum
) /* XXX */
5200 fp
.col
= (colnr_T
)(p
- l
);
5202 getvcol(curwin
, &fp
, &col
, NULL
, NULL
);
5207 * Find indent for line "lnum", ignoring any case or jump label.
5208 * Also return a pointer to the text (after the label) in "pp".
5209 * label: if (asdf && asdfasdf)
5213 skip_label(lnum
, pp
, ind_maxcomment
)
5222 cursor_save
= curwin
->w_cursor
;
5223 curwin
->w_cursor
.lnum
= lnum
;
5224 l
= ml_get_curline();
5226 if (cin_iscase(l
) || cin_isscopedecl(l
) || cin_islabel(ind_maxcomment
))
5228 amount
= get_indent_nolabel(lnum
);
5229 l
= after_label(ml_get_curline());
5230 if (l
== NULL
) /* just in case */
5231 l
= ml_get_curline();
5235 amount
= get_indent();
5236 l
= ml_get_curline();
5240 curwin
->w_cursor
= cursor_save
;
5245 * Return the indent of the first variable name after a type in a declaration.
5246 * int a, indent of "a"
5247 * static struct foo b, indent of "b"
5248 * enum bla c, indent of "c"
5249 * Returns zero when it doesn't look like a declaration.
5252 cin_first_id_amount()
5254 char_u
*line
, *p
, *s
;
5259 line
= ml_get_curline();
5260 p
= skipwhite(line
);
5261 len
= (int)(skiptowhite(p
) - p
);
5262 if (len
== 6 && STRNCMP(p
, "static", 6) == 0)
5264 p
= skipwhite(p
+ 6);
5265 len
= (int)(skiptowhite(p
) - p
);
5267 if (len
== 6 && STRNCMP(p
, "struct", 6) == 0)
5268 p
= skipwhite(p
+ 6);
5269 else if (len
== 4 && STRNCMP(p
, "enum", 4) == 0)
5270 p
= skipwhite(p
+ 4);
5271 else if ((len
== 8 && STRNCMP(p
, "unsigned", 8) == 0)
5272 || (len
== 6 && STRNCMP(p
, "signed", 6) == 0))
5274 s
= skipwhite(p
+ len
);
5275 if ((STRNCMP(s
, "int", 3) == 0 && vim_iswhite(s
[3]))
5276 || (STRNCMP(s
, "long", 4) == 0 && vim_iswhite(s
[4]))
5277 || (STRNCMP(s
, "short", 5) == 0 && vim_iswhite(s
[5]))
5278 || (STRNCMP(s
, "char", 4) == 0 && vim_iswhite(s
[4])))
5281 for (len
= 0; vim_isIDc(p
[len
]); ++len
)
5283 if (len
== 0 || !vim_iswhite(p
[len
]) || cin_nocode(p
))
5286 p
= skipwhite(p
+ len
);
5287 fp
.lnum
= curwin
->w_cursor
.lnum
;
5288 fp
.col
= (colnr_T
)(p
- line
);
5289 getvcol(curwin
, &fp
, &col
, NULL
, NULL
);
5294 * Return the indent of the first non-blank after an equal sign.
5295 * char *foo = "here";
5296 * Return zero if no (useful) equal sign found.
5297 * Return -1 if the line above "lnum" ends in a backslash.
5303 cin_get_equal_amount(lnum
)
5313 line
= ml_get(lnum
- 1);
5314 if (*line
!= NUL
&& line
[STRLEN(line
) - 1] == '\\')
5318 line
= s
= ml_get(lnum
);
5319 while (*s
!= NUL
&& vim_strchr((char_u
*)"=;{}\"'", *s
) == NULL
)
5321 if (cin_iscomment(s
)) /* ignore comments */
5322 s
= cin_skipcomment(s
);
5329 s
= skipwhite(s
+ 1);
5333 if (*s
== '"') /* nice alignment for continued strings */
5337 fp
.col
= (colnr_T
)(s
- line
);
5338 getvcol(curwin
, &fp
, &col
, NULL
, NULL
);
5343 * Recognize a preprocessor statement: Any line that starts with '#'.
5356 * Return TRUE if line "*pp" at "*lnump" is a preprocessor statement or a
5357 * continuation line of a preprocessor statement. Decrease "*lnump" to the
5358 * start and return the line in "*pp".
5361 cin_ispreproc_cont(pp
, lnump
)
5366 linenr_T lnum
= *lnump
;
5371 if (cin_ispreproc(line
))
5379 line
= ml_get(--lnum
);
5380 if (*line
== NUL
|| line
[STRLEN(line
) - 1] != '\\')
5385 *pp
= ml_get(*lnump
);
5390 * Recognize the start of a C or C++ comment.
5396 return (p
[0] == '/' && (p
[1] == '*' || p
[1] == '/'));
5400 * Recognize the start of a "//" comment.
5403 cin_islinecomment(p
)
5406 return (p
[0] == '/' && p
[1] == '/');
5410 * Recognize a line that starts with '{' or '}', or ends with ';', '{' or '}'.
5411 * Don't consider "} else" a terminated line.
5412 * Return the character terminating the line (ending char's have precedence if
5413 * both apply in order to determine initializations).
5416 cin_isterminated(s
, incl_open
, incl_comma
)
5418 int incl_open
; /* include '{' at the end as terminator */
5419 int incl_comma
; /* recognize a trailing comma */
5421 char_u found_start
= 0;
5423 s
= cin_skipcomment(s
);
5425 if (*s
== '{' || (*s
== '}' && !cin_iselse(s
)))
5430 /* skip over comments, "" strings and 'c'haracters */
5431 s
= skip_string(cin_skipcomment(s
));
5432 if ((*s
== ';' || (incl_open
&& *s
== '{') || *s
== '}'
5433 || (incl_comma
&& *s
== ','))
5434 && cin_nocode(s
+ 1))
5444 * Recognize the basic picture of a function declaration -- it needs to
5445 * have an open paren somewhere and a close paren at the end of the line and
5446 * no semicolons anywhere.
5447 * When a line ends in a comma we continue looking in the next line.
5448 * "sp" points to a string with the line. When looking at other lines it must
5449 * be restored to the line. When it's NULL fetch lines here.
5450 * "lnum" is where we start looking.
5453 cin_isfuncdecl(sp
, first_lnum
)
5455 linenr_T first_lnum
;
5458 linenr_T lnum
= first_lnum
;
5466 while (*s
&& *s
!= '(' && *s
!= ';' && *s
!= '\'' && *s
!= '"')
5468 if (cin_iscomment(s
)) /* ignore comments */
5469 s
= cin_skipcomment(s
);
5474 return FALSE
; /* ';', ' or " before any () or no '(' */
5476 while (*s
&& *s
!= ';' && *s
!= '\'' && *s
!= '"')
5478 if (*s
== ')' && cin_nocode(s
+ 1))
5480 /* ')' at the end: may have found a match
5481 * Check for he previous line not to end in a backslash:
5482 * #if defined(x) && \
5485 lnum
= first_lnum
- 1;
5487 if (*s
== NUL
|| s
[STRLEN(s
) - 1] != '\\')
5491 if (*s
== ',' && cin_nocode(s
+ 1))
5493 /* ',' at the end: continue looking in the next line */
5494 if (lnum
>= curbuf
->b_ml
.ml_line_count
)
5499 else if (cin_iscomment(s
)) /* ignore comments */
5500 s
= cin_skipcomment(s
);
5506 if (lnum
!= first_lnum
&& sp
!= NULL
)
5507 *sp
= ml_get(first_lnum
);
5516 return (STRNCMP(p
, "if", 2) == 0 && !vim_isIDc(p
[2]));
5523 if (*p
== '}') /* accept "} else" */
5524 p
= cin_skipcomment(p
+ 1);
5525 return (STRNCMP(p
, "else", 4) == 0 && !vim_isIDc(p
[4]));
5532 return (STRNCMP(p
, "do", 2) == 0 && !vim_isIDc(p
[2]));
5536 * Check if this is a "while" that should have a matching "do".
5537 * We only accept a "while (condition) ;", with only white space between the
5538 * ')' and ';'. The condition may be spread over several lines.
5541 cin_iswhileofdo(p
, lnum
, ind_maxparen
) /* XXX */
5550 p
= cin_skipcomment(p
);
5551 if (*p
== '}') /* accept "} while (cond);" */
5552 p
= cin_skipcomment(p
+ 1);
5553 if (STRNCMP(p
, "while", 5) == 0 && !vim_isIDc(p
[5]))
5555 cursor_save
= curwin
->w_cursor
;
5556 curwin
->w_cursor
.lnum
= lnum
;
5557 curwin
->w_cursor
.col
= 0;
5558 p
= ml_get_curline();
5559 while (*p
&& *p
!= 'w') /* skip any '}', until the 'w' of the "while" */
5562 ++curwin
->w_cursor
.col
;
5564 if ((trypos
= findmatchlimit(NULL
, 0, 0, ind_maxparen
)) != NULL
5565 && *cin_skipcomment(ml_get_pos(trypos
) + 1) == ';')
5567 curwin
->w_cursor
= cursor_save
;
5573 * Return TRUE if we are at the end of a do-while.
5578 * Adjust the cursor to the line with "while".
5581 cin_iswhileofdo_end(terminated
, ind_maxparen
, ind_maxcomment
)
5592 if (terminated
!= ';') /* there must be a ';' at the end */
5595 p
= line
= ml_get_curline();
5598 p
= cin_skipcomment(p
);
5601 s
= skipwhite(p
+ 1);
5602 if (*s
== ';' && cin_nocode(s
+ 1))
5604 /* Found ");" at end of the line, now check there is "while"
5605 * before the matching '('. XXX */
5606 i
= (int)(p
- line
);
5607 curwin
->w_cursor
.col
= i
;
5608 trypos
= find_match_paren(ind_maxparen
, ind_maxcomment
);
5611 s
= cin_skipcomment(ml_get(trypos
->lnum
));
5612 if (*s
== '}') /* accept "} while (cond);" */
5613 s
= cin_skipcomment(s
+ 1);
5614 if (STRNCMP(s
, "while", 5) == 0 && !vim_isIDc(s
[5]))
5616 curwin
->w_cursor
.lnum
= trypos
->lnum
;
5621 /* Searching may have made "line" invalid, get it again. */
5622 line
= ml_get_curline();
5636 return (STRNCMP(p
, "break", 5) == 0 && !vim_isIDc(p
[5]));
5640 * Find the position of a C++ base-class declaration or
5641 * constructor-initialization. eg:
5644 * baseClass <-- here
5645 * class MyClass : public baseClass,
5646 * anotherBaseClass <-- here (should probably lineup ??)
5647 * MyClass::MyClass(...) :
5648 * baseClass(...) <-- here (constructor-initialization)
5650 * This is a lot of guessing. Watch out for "cond ? func() : foo".
5653 cin_is_cpp_baseclass(col
)
5654 colnr_T
*col
; /* return: column to align with */
5657 int class_or_struct
, lookfor_ctor_init
, cpp_base_class
;
5658 linenr_T lnum
= curwin
->w_cursor
.lnum
;
5659 char_u
*line
= ml_get_curline();
5663 s
= skipwhite(line
);
5664 if (*s
== '#') /* skip #define FOO x ? (x) : x */
5666 s
= cin_skipcomment(s
);
5670 cpp_base_class
= lookfor_ctor_init
= class_or_struct
= FALSE
;
5672 /* Search for a line starting with '#', empty, ending in ';' or containing
5673 * '{' or '}' and start below it. This handles the following situations:
5680 * Foo::Foo (int one, int two)
5687 line
= ml_get(lnum
- 1);
5688 s
= skipwhite(line
);
5689 if (*s
== '#' || *s
== NUL
)
5693 s
= cin_skipcomment(s
);
5694 if (*s
== '{' || *s
== '}'
5695 || (*s
== ';' && cin_nocode(s
+ 1)))
5705 line
= ml_get(lnum
);
5706 s
= cin_skipcomment(line
);
5711 if (lnum
== curwin
->w_cursor
.lnum
)
5713 /* Continue in the cursor line. */
5714 line
= ml_get(++lnum
);
5715 s
= cin_skipcomment(line
);
5724 /* skip double colon. It can't be a constructor
5725 * initialization any more */
5726 lookfor_ctor_init
= FALSE
;
5727 s
= cin_skipcomment(s
+ 2);
5729 else if (lookfor_ctor_init
|| class_or_struct
)
5731 /* we have something found, that looks like the start of
5732 * cpp-base-class-declaration or constructor-initialization */
5733 cpp_base_class
= TRUE
;
5734 lookfor_ctor_init
= class_or_struct
= FALSE
;
5736 s
= cin_skipcomment(s
+ 1);
5739 s
= cin_skipcomment(s
+ 1);
5741 else if ((STRNCMP(s
, "class", 5) == 0 && !vim_isIDc(s
[5]))
5742 || (STRNCMP(s
, "struct", 6) == 0 && !vim_isIDc(s
[6])))
5744 class_or_struct
= TRUE
;
5745 lookfor_ctor_init
= FALSE
;
5748 s
= cin_skipcomment(s
+ 5);
5750 s
= cin_skipcomment(s
+ 6);
5754 if (s
[0] == '{' || s
[0] == '}' || s
[0] == ';')
5756 cpp_base_class
= lookfor_ctor_init
= class_or_struct
= FALSE
;
5758 else if (s
[0] == ')')
5760 /* Constructor-initialization is assumed if we come across
5761 * something like "):" */
5762 class_or_struct
= FALSE
;
5763 lookfor_ctor_init
= TRUE
;
5765 else if (s
[0] == '?')
5767 /* Avoid seeing '() :' after '?' as constructor init. */
5770 else if (!vim_isIDc(s
[0]))
5772 /* if it is not an identifier, we are wrong */
5773 class_or_struct
= FALSE
;
5774 lookfor_ctor_init
= FALSE
;
5778 /* it can't be a constructor-initialization any more */
5779 lookfor_ctor_init
= FALSE
;
5781 /* the first statement starts here: lineup with this one... */
5783 *col
= (colnr_T
)(s
- line
);
5786 /* When the line ends in a comma don't align with it. */
5787 if (lnum
== curwin
->w_cursor
.lnum
&& *s
== ',' && cin_nocode(s
+ 1))
5790 s
= cin_skipcomment(s
+ 1);
5794 return cpp_base_class
;
5798 get_baseclass_amount(col
, ind_maxparen
, ind_maxcomment
, ind_cpp_baseclass
)
5802 int ind_cpp_baseclass
;
5810 amount
= get_indent();
5811 if (find_last_paren(ml_get_curline(), '(', ')')
5812 && (trypos
= find_match_paren(ind_maxparen
,
5813 ind_maxcomment
)) != NULL
)
5814 amount
= get_indent_lnum(trypos
->lnum
); /* XXX */
5815 if (!cin_ends_in(ml_get_curline(), (char_u
*)",", NULL
))
5816 amount
+= ind_cpp_baseclass
;
5820 curwin
->w_cursor
.col
= col
;
5821 getvcol(curwin
, &curwin
->w_cursor
, &vcol
, NULL
, NULL
);
5824 if (amount
< ind_cpp_baseclass
)
5825 amount
= ind_cpp_baseclass
;
5830 * Return TRUE if string "s" ends with the string "find", possibly followed by
5831 * white space and comments. Skip strings and comments.
5832 * Ignore "ignore" after "find" if it's not NULL.
5835 cin_ends_in(s
, find
, ignore
)
5842 int len
= (int)STRLEN(find
);
5846 p
= cin_skipcomment(p
);
5847 if (STRNCMP(p
, find
, len
) == 0)
5849 r
= skipwhite(p
+ len
);
5850 if (ignore
!= NULL
&& STRNCMP(r
, ignore
, STRLEN(ignore
)) == 0)
5851 r
= skipwhite(r
+ STRLEN(ignore
));
5862 * Skip strings, chars and comments until at or past "trypos".
5863 * Return the column found.
5866 cin_skip2pos(trypos
)
5872 p
= line
= ml_get(trypos
->lnum
);
5873 while (*p
&& (colnr_T
)(p
- line
) < trypos
->col
)
5875 if (cin_iscomment(p
))
5876 p
= cin_skipcomment(p
);
5883 return (int)(p
- line
);
5887 * Find the '{' at the start of the block we are in.
5888 * Return NULL if no match found.
5889 * Ignore a '{' that is in a comment, makes indenting the next three lines
5896 find_start_brace(ind_maxcomment
) /* XXX */
5902 static pos_T pos_copy
;
5904 cursor_save
= curwin
->w_cursor
;
5905 while ((trypos
= findmatchlimit(NULL
, '{', FM_BLOCKSTOP
, 0)) != NULL
)
5907 pos_copy
= *trypos
; /* copy pos_T, next findmatch will change it */
5909 curwin
->w_cursor
= *trypos
;
5911 /* ignore the { if it's in a // or / * * / comment */
5912 if ((colnr_T
)cin_skip2pos(trypos
) == trypos
->col
5913 && (pos
= find_start_comment(ind_maxcomment
)) == NULL
) /* XXX */
5916 curwin
->w_cursor
.lnum
= pos
->lnum
;
5918 curwin
->w_cursor
= cursor_save
;
5923 * Find the matching '(', failing if it is in a comment.
5924 * Return NULL of no match found.
5927 find_match_paren(ind_maxparen
, ind_maxcomment
) /* XXX */
5933 static pos_T pos_copy
;
5935 cursor_save
= curwin
->w_cursor
;
5936 if ((trypos
= findmatchlimit(NULL
, '(', 0, ind_maxparen
)) != NULL
)
5938 /* check if the ( is in a // comment */
5939 if ((colnr_T
)cin_skip2pos(trypos
) > trypos
->col
)
5943 pos_copy
= *trypos
; /* copy trypos, findmatch will change it */
5945 curwin
->w_cursor
= *trypos
;
5946 if (find_start_comment(ind_maxcomment
) != NULL
) /* XXX */
5950 curwin
->w_cursor
= cursor_save
;
5955 * Return ind_maxparen corrected for the difference in line number between the
5956 * cursor position and "startpos". This makes sure that searching for a
5957 * matching paren above the cursor line doesn't find a match because of
5958 * looking a few lines further.
5961 corr_ind_maxparen(ind_maxparen
, startpos
)
5965 long n
= (long)startpos
->lnum
- (long)curwin
->w_cursor
.lnum
;
5967 if (n
> 0 && n
< ind_maxparen
/ 2)
5968 return ind_maxparen
- (int)n
;
5969 return ind_maxparen
;
5973 * Set w_cursor.col to the column number of the last unmatched ')' or '{' in
5977 find_last_paren(l
, start
, end
)
5985 curwin
->w_cursor
.col
= 0; /* default is start of line */
5987 for (i
= 0; l
[i
]; i
++)
5989 i
= (int)(cin_skipcomment(l
+ i
) - l
); /* ignore parens in comments */
5990 i
= (int)(skip_string(l
+ i
) - l
); /* ignore parens in quotes */
5993 else if (l
[i
] == end
)
5999 curwin
->w_cursor
.col
= i
;
6011 * spaces from a block's opening brace the prevailing indent for that
6014 int ind_level
= curbuf
->b_p_sw
;
6017 * spaces from the edge of the line an open brace that's at the end of a
6018 * line is imagined to be.
6020 int ind_open_imag
= 0;
6023 * spaces from the prevailing indent for a line that is not precededof by
6026 int ind_no_brace
= 0;
6029 * column where the first { of a function should be located }
6031 int ind_first_open
= 0;
6034 * spaces from the prevailing indent a leftmost open brace should be
6037 int ind_open_extra
= 0;
6040 * spaces from the matching open brace (real location for one at the left
6041 * edge; imaginary location from one that ends a line) the matching close
6042 * brace should be located
6044 int ind_close_extra
= 0;
6047 * spaces from the edge of the line an open brace sitting in the leftmost
6048 * column is imagined to be
6050 int ind_open_left_imag
= 0;
6053 * spaces from the switch() indent a "case xx" label should be located
6055 int ind_case
= curbuf
->b_p_sw
;
6058 * spaces from the "case xx:" code after a switch() should be located
6060 int ind_case_code
= curbuf
->b_p_sw
;
6063 * lineup break at end of case in switch() with case label
6065 int ind_case_break
= 0;
6068 * spaces from the class declaration indent a scope declaration label
6071 int ind_scopedecl
= curbuf
->b_p_sw
;
6074 * spaces from the scope declaration label code should be located
6076 int ind_scopedecl_code
= curbuf
->b_p_sw
;
6079 * amount K&R-style parameters should be indented
6081 int ind_param
= curbuf
->b_p_sw
;
6084 * amount a function type spec should be indented
6086 int ind_func_type
= curbuf
->b_p_sw
;
6089 * amount a cpp base class declaration or constructor initialization
6090 * should be indented
6092 int ind_cpp_baseclass
= curbuf
->b_p_sw
;
6095 * additional spaces beyond the prevailing indent a continuation line
6098 int ind_continuation
= curbuf
->b_p_sw
;
6101 * spaces from the indent of the line with an unclosed parentheses
6103 int ind_unclosed
= curbuf
->b_p_sw
* 2;
6106 * spaces from the indent of the line with an unclosed parentheses, which
6107 * itself is also unclosed
6109 int ind_unclosed2
= curbuf
->b_p_sw
;
6112 * suppress ignoring spaces from the indent of a line starting with an
6113 * unclosed parentheses.
6115 int ind_unclosed_noignore
= 0;
6118 * If the opening paren is the last nonwhite character on the line, and
6119 * ind_unclosed_wrapped is nonzero, use this indent relative to the outer
6120 * context (for very long lines).
6122 int ind_unclosed_wrapped
= 0;
6125 * suppress ignoring white space when lining up with the character after
6126 * an unclosed parentheses.
6128 int ind_unclosed_whiteok
= 0;
6131 * indent a closing parentheses under the line start of the matching
6132 * opening parentheses.
6134 int ind_matching_paren
= 0;
6137 * indent a closing parentheses under the previous line.
6139 int ind_paren_prev
= 0;
6142 * Extra indent for comments.
6144 int ind_comment
= 0;
6147 * spaces from the comment opener when there is nothing after it.
6149 int ind_in_comment
= 3;
6152 * boolean: if non-zero, use ind_in_comment even if there is something
6153 * after the comment opener.
6155 int ind_in_comment2
= 0;
6158 * max lines to search for an open paren
6160 int ind_maxparen
= 20;
6163 * max lines to search for an open comment
6165 int ind_maxcomment
= 70;
6168 * handle braces for java code
6173 * handle blocked cases correctly
6175 int ind_keep_case_label
= 0;
6180 int cur_amount
= MAXCOL
;
6185 pos_T
*tryposBrace
= NULL
;
6186 pos_T our_paren_pos
;
6189 #define BRACE_IN_COL0 1 /* '{' is in column 0 */
6190 #define BRACE_AT_START 2 /* '{' is at start of line */
6191 #define BRACE_AT_END 3 /* '{' is at end of line */
6197 #define LOOKFOR_INITIAL 0
6198 #define LOOKFOR_IF 1
6199 #define LOOKFOR_DO 2
6200 #define LOOKFOR_CASE 3
6201 #define LOOKFOR_ANY 4
6202 #define LOOKFOR_TERM 5
6203 #define LOOKFOR_UNTERM 6
6204 #define LOOKFOR_SCOPEDECL 7
6205 #define LOOKFOR_NOBREAK 8
6206 #define LOOKFOR_CPP_BASECLASS 9
6207 #define LOOKFOR_ENUM_OR_INIT 10
6212 int fraction
= 0; /* init for GCC */
6217 int cont_amount
= 0; /* amount for continuation line */
6219 for (options
= curbuf
->b_p_cino
; *options
; )
6222 if (*options
== '-')
6224 n
= getdigits(&options
);
6226 if (*options
== '.') /* ".5s" means a fraction */
6228 fraction
= atol((char *)++options
);
6229 while (VIM_ISDIGIT(*options
))
6238 if (*options
== 's') /* "2s" means two times 'shiftwidth' */
6240 if (n
== 0 && fraction
== 0)
6241 n
= curbuf
->b_p_sw
; /* just "s" is one 'shiftwidth' */
6244 n
*= curbuf
->b_p_sw
;
6246 n
+= (curbuf
->b_p_sw
* fraction
+ divider
/ 2) / divider
;
6252 /* When adding an entry here, also update the default 'cinoptions' in
6253 * doc/indent.txt, and add explanation for it! */
6256 case '>': ind_level
= n
; break;
6257 case 'e': ind_open_imag
= n
; break;
6258 case 'n': ind_no_brace
= n
; break;
6259 case 'f': ind_first_open
= n
; break;
6260 case '{': ind_open_extra
= n
; break;
6261 case '}': ind_close_extra
= n
; break;
6262 case '^': ind_open_left_imag
= n
; break;
6263 case ':': ind_case
= n
; break;
6264 case '=': ind_case_code
= n
; break;
6265 case 'b': ind_case_break
= n
; break;
6266 case 'p': ind_param
= n
; break;
6267 case 't': ind_func_type
= n
; break;
6268 case '/': ind_comment
= n
; break;
6269 case 'c': ind_in_comment
= n
; break;
6270 case 'C': ind_in_comment2
= n
; break;
6271 case 'i': ind_cpp_baseclass
= n
; break;
6272 case '+': ind_continuation
= n
; break;
6273 case '(': ind_unclosed
= n
; break;
6274 case 'u': ind_unclosed2
= n
; break;
6275 case 'U': ind_unclosed_noignore
= n
; break;
6276 case 'W': ind_unclosed_wrapped
= n
; break;
6277 case 'w': ind_unclosed_whiteok
= n
; break;
6278 case 'm': ind_matching_paren
= n
; break;
6279 case 'M': ind_paren_prev
= n
; break;
6280 case ')': ind_maxparen
= n
; break;
6281 case '*': ind_maxcomment
= n
; break;
6282 case 'g': ind_scopedecl
= n
; break;
6283 case 'h': ind_scopedecl_code
= n
; break;
6284 case 'j': ind_java
= n
; break;
6285 case 'l': ind_keep_case_label
= n
; break;
6286 case '#': ind_hash_comment
= n
; break;
6288 if (*options
== ',')
6292 /* remember where the cursor was when we started */
6293 cur_curpos
= curwin
->w_cursor
;
6295 /* Get a copy of the current contents of the line.
6296 * This is required, because only the most recent line obtained with
6297 * ml_get is valid! */
6298 linecopy
= vim_strsave(ml_get(cur_curpos
.lnum
));
6299 if (linecopy
== NULL
)
6303 * In insert mode and the cursor is on a ')' truncate the line at the
6304 * cursor position. We don't want to line up with the matching '(' when
6305 * inserting new stuff.
6306 * For unknown reasons the cursor might be past the end of the line, thus
6309 if ((State
& INSERT
)
6310 && curwin
->w_cursor
.col
< (colnr_T
)STRLEN(linecopy
)
6311 && linecopy
[curwin
->w_cursor
.col
] == ')')
6312 linecopy
[curwin
->w_cursor
.col
] = NUL
;
6314 theline
= skipwhite(linecopy
);
6316 /* move the cursor to the start of the line */
6318 curwin
->w_cursor
.col
= 0;
6321 * #defines and so on always go at the left when included in 'cinkeys'.
6323 if (*theline
== '#' && (*linecopy
== '#' || in_cinkeys('#', ' ', TRUE
)))
6329 * Is it a non-case label? Then that goes at the left margin too.
6331 else if (cin_islabel(ind_maxcomment
)) /* XXX */
6337 * If we're inside a "//" comment and there is a "//" comment in a
6338 * previous line, lineup with that one.
6340 else if (cin_islinecomment(theline
)
6341 && (trypos
= find_line_comment()) != NULL
) /* XXX */
6343 /* find how indented the line beginning the comment is */
6344 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6349 * If we're inside a comment and not looking at the start of the
6350 * comment, try using the 'comments' option.
6352 else if (!cin_iscomment(theline
)
6353 && (trypos
= find_start_comment(ind_maxcomment
)) != NULL
) /* XXX */
6355 int lead_start_len
= 2;
6356 int lead_middle_len
= 1;
6357 char_u lead_start
[COM_MAX_LEN
]; /* start-comment string */
6358 char_u lead_middle
[COM_MAX_LEN
]; /* middle-comment string */
6359 char_u lead_end
[COM_MAX_LEN
]; /* end-comment string */
6361 int start_align
= 0;
6365 /* find how indented the line beginning the comment is */
6366 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6369 p
= curbuf
->b_p_com
;
6376 while (*p
!= NUL
&& *p
!= ':')
6378 if (*p
== COM_START
|| *p
== COM_END
|| *p
== COM_MIDDLE
)
6380 else if (*p
== COM_LEFT
|| *p
== COM_RIGHT
)
6382 else if (VIM_ISDIGIT(*p
) || *p
== '-')
6383 off
= getdigits(&p
);
6390 (void)copy_option_part(&p
, lead_end
, COM_MAX_LEN
, ",");
6391 if (what
== COM_START
)
6393 STRCPY(lead_start
, lead_end
);
6394 lead_start_len
= (int)STRLEN(lead_start
);
6396 start_align
= align
;
6398 else if (what
== COM_MIDDLE
)
6400 STRCPY(lead_middle
, lead_end
);
6401 lead_middle_len
= (int)STRLEN(lead_middle
);
6403 else if (what
== COM_END
)
6405 /* If our line starts with the middle comment string, line it
6406 * up with the comment opener per the 'comments' option. */
6407 if (STRNCMP(theline
, lead_middle
, lead_middle_len
) == 0
6408 && STRNCMP(theline
, lead_end
, STRLEN(lead_end
)) != 0)
6411 if (curwin
->w_cursor
.lnum
> 1)
6413 /* If the start comment string matches in the previous
6414 * line, use the indent of that line plus offset. If
6415 * the middle comment string matches in the previous
6416 * line, use the indent of that line. XXX */
6417 look
= skipwhite(ml_get(curwin
->w_cursor
.lnum
- 1));
6418 if (STRNCMP(look
, lead_start
, lead_start_len
) == 0)
6419 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1);
6420 else if (STRNCMP(look
, lead_middle
,
6421 lead_middle_len
) == 0)
6423 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1);
6426 /* If the start comment string doesn't match with the
6427 * start of the comment, skip this entry. XXX */
6428 else if (STRNCMP(ml_get(trypos
->lnum
) + trypos
->col
,
6429 lead_start
, lead_start_len
) != 0)
6433 amount
+= start_off
;
6434 else if (start_align
== COM_RIGHT
)
6435 amount
+= vim_strsize(lead_start
)
6436 - vim_strsize(lead_middle
);
6440 /* If our line starts with the end comment string, line it up
6441 * with the middle comment */
6442 if (STRNCMP(theline
, lead_middle
, lead_middle_len
) != 0
6443 && STRNCMP(theline
, lead_end
, STRLEN(lead_end
)) == 0)
6445 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1);
6449 else if (align
== COM_RIGHT
)
6450 amount
+= vim_strsize(lead_start
)
6451 - vim_strsize(lead_middle
);
6458 /* If our line starts with an asterisk, line up with the
6459 * asterisk in the comment opener; otherwise, line up
6460 * with the first character of the comment text.
6464 else if (theline
[0] == '*')
6469 * If we are more than one line away from the comment opener, take
6470 * the indent of the previous non-empty line. If 'cino' has "CO"
6471 * and we are just below the comment opener and there are any
6472 * white characters after it line up with the text after it;
6473 * otherwise, add the amount specified by "c" in 'cino'
6476 for (lnum
= cur_curpos
.lnum
- 1; lnum
> trypos
->lnum
; --lnum
)
6478 if (linewhite(lnum
)) /* skip blank lines */
6480 amount
= get_indent_lnum(lnum
); /* XXX */
6483 if (amount
== -1) /* use the comment opener */
6485 if (!ind_in_comment2
)
6487 start
= ml_get(trypos
->lnum
);
6488 look
= start
+ trypos
->col
+ 2; /* skip / and * */
6489 if (*look
!= NUL
) /* if something after it */
6490 trypos
->col
= (colnr_T
)(skipwhite(look
) - start
);
6492 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6494 if (ind_in_comment2
|| *look
== NUL
)
6495 amount
+= ind_in_comment
;
6501 * Are we inside parentheses or braces?
6503 else if (((trypos
= find_match_paren(ind_maxparen
, ind_maxcomment
)) != NULL
6505 || (tryposBrace
= find_start_brace(ind_maxcomment
)) != NULL
6508 if (trypos
!= NULL
&& tryposBrace
!= NULL
)
6510 /* Both an unmatched '(' and '{' is found. Use the one which is
6511 * closer to the current cursor position, set the other to NULL. */
6512 if (trypos
->lnum
!= tryposBrace
->lnum
6513 ? trypos
->lnum
< tryposBrace
->lnum
6514 : trypos
->col
< tryposBrace
->col
)
6523 * If the matching paren is more than one line away, use the indent of
6524 * a previous non-empty line that matches the same paren.
6526 if (theline
[0] == ')' && ind_paren_prev
)
6528 /* Line up with the start of the matching paren line. */
6529 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1); /* XXX */
6534 our_paren_pos
= *trypos
;
6535 for (lnum
= cur_curpos
.lnum
- 1; lnum
> our_paren_pos
.lnum
; --lnum
)
6537 l
= skipwhite(ml_get(lnum
));
6538 if (cin_nocode(l
)) /* skip comment lines */
6540 if (cin_ispreproc_cont(&l
, &lnum
))
6541 continue; /* ignore #define, #if, etc. */
6542 curwin
->w_cursor
.lnum
= lnum
;
6544 /* Skip a comment. XXX */
6545 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
)
6547 lnum
= trypos
->lnum
+ 1;
6552 if ((trypos
= find_match_paren(
6553 corr_ind_maxparen(ind_maxparen
, &cur_curpos
),
6554 ind_maxcomment
)) != NULL
6555 && trypos
->lnum
== our_paren_pos
.lnum
6556 && trypos
->col
== our_paren_pos
.col
)
6558 amount
= get_indent_lnum(lnum
); /* XXX */
6560 if (theline
[0] == ')')
6562 if (our_paren_pos
.lnum
!= lnum
6563 && cur_amount
> amount
)
6564 cur_amount
= amount
;
6573 * Line up with line where the matching paren is. XXX
6574 * If the line starts with a '(' or the indent for unclosed
6575 * parentheses is zero, line up with the unclosed parentheses.
6579 int ignore_paren_col
= 0;
6581 amount
= skip_label(our_paren_pos
.lnum
, &look
, ind_maxcomment
);
6582 look
= skipwhite(look
);
6585 linenr_T save_lnum
= curwin
->w_cursor
.lnum
;
6589 /* Ignore a '(' in front of the line that has a match before
6590 * our matching '('. */
6591 curwin
->w_cursor
.lnum
= our_paren_pos
.lnum
;
6592 line
= ml_get_curline();
6593 look_col
= (int)(look
- line
);
6594 curwin
->w_cursor
.col
= look_col
+ 1;
6595 if ((trypos
= findmatchlimit(NULL
, ')', 0, ind_maxparen
))
6597 && trypos
->lnum
== our_paren_pos
.lnum
6598 && trypos
->col
< our_paren_pos
.col
)
6599 ignore_paren_col
= trypos
->col
+ 1;
6601 curwin
->w_cursor
.lnum
= save_lnum
;
6602 look
= ml_get(our_paren_pos
.lnum
) + look_col
;
6604 if (theline
[0] == ')' || ind_unclosed
== 0
6605 || (!ind_unclosed_noignore
&& *look
== '('
6606 && ignore_paren_col
== 0))
6609 * If we're looking at a close paren, line up right there;
6610 * otherwise, line up with the next (non-white) character.
6611 * When ind_unclosed_wrapped is set and the matching paren is
6612 * the last nonwhite character of the line, use either the
6613 * indent of the current line or the indentation of the next
6614 * outer paren and add ind_unclosed_wrapped (for very long
6617 if (theline
[0] != ')')
6619 cur_amount
= MAXCOL
;
6620 l
= ml_get(our_paren_pos
.lnum
);
6621 if (ind_unclosed_wrapped
6622 && cin_ends_in(l
, (char_u
*)"(", NULL
))
6624 /* look for opening unmatched paren, indent one level
6625 * for each additional level */
6627 for (col
= 0; col
< our_paren_pos
.col
; ++col
)
6636 case '}': if (n
> 1)
6642 our_paren_pos
.col
= 0;
6643 amount
+= n
* ind_unclosed_wrapped
;
6645 else if (ind_unclosed_whiteok
)
6646 our_paren_pos
.col
++;
6649 col
= our_paren_pos
.col
+ 1;
6650 while (vim_iswhite(l
[col
]))
6652 if (l
[col
] != NUL
) /* In case of trailing space */
6653 our_paren_pos
.col
= col
;
6655 our_paren_pos
.col
++;
6660 * Find how indented the paren is, or the character after it
6661 * if we did the above "if".
6663 if (our_paren_pos
.col
> 0)
6665 getvcol(curwin
, &our_paren_pos
, &col
, NULL
, NULL
);
6666 if (cur_amount
> (int)col
)
6671 if (theline
[0] == ')' && ind_matching_paren
)
6673 /* Line up with the start of the matching paren line. */
6675 else if (ind_unclosed
== 0 || (!ind_unclosed_noignore
6676 && *look
== '(' && ignore_paren_col
== 0))
6678 if (cur_amount
!= MAXCOL
)
6679 amount
= cur_amount
;
6683 /* Add ind_unclosed2 for each '(' before our matching one, but
6684 * ignore (void) before the line (ignore_paren_col). */
6685 col
= our_paren_pos
.col
;
6686 while ((int)our_paren_pos
.col
> ignore_paren_col
)
6688 --our_paren_pos
.col
;
6689 switch (*ml_get_pos(&our_paren_pos
))
6691 case '(': amount
+= ind_unclosed2
;
6692 col
= our_paren_pos
.col
;
6694 case ')': amount
-= ind_unclosed2
;
6700 /* Use ind_unclosed once, when the first '(' is not inside
6703 amount
+= ind_unclosed
;
6706 curwin
->w_cursor
.lnum
= our_paren_pos
.lnum
;
6707 curwin
->w_cursor
.col
= col
;
6708 if ((trypos
= find_match_paren(ind_maxparen
,
6709 ind_maxcomment
)) != NULL
)
6710 amount
+= ind_unclosed2
;
6712 amount
+= ind_unclosed
;
6715 * For a line starting with ')' use the minimum of the two
6716 * positions, to avoid giving it more indent than the previous
6718 * func_long_name( if (x
6720 * ) ^ not here ) ^ not here
6722 if (cur_amount
< amount
)
6723 amount
= cur_amount
;
6727 /* add extra indent for a comment */
6728 if (cin_iscomment(theline
))
6729 amount
+= ind_comment
;
6733 * Are we at least inside braces, then?
6737 trypos
= tryposBrace
;
6739 ourscope
= trypos
->lnum
;
6740 start
= ml_get(ourscope
);
6743 * Now figure out how indented the line is in general.
6744 * If the brace was at the start of the line, we use that;
6745 * otherwise, check out the indentation of the line as
6746 * a whole and then add the "imaginary indent" to that.
6748 look
= skipwhite(start
);
6751 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6754 start_brace
= BRACE_IN_COL0
;
6756 start_brace
= BRACE_AT_START
;
6761 * that opening brace might have been on a continuation
6762 * line. if so, find the start of the line.
6764 curwin
->w_cursor
.lnum
= ourscope
;
6767 * position the cursor over the rightmost paren, so that
6768 * matching it will take us back to the start of the line.
6771 if (find_last_paren(start
, '(', ')')
6772 && (trypos
= find_match_paren(ind_maxparen
,
6773 ind_maxcomment
)) != NULL
)
6774 lnum
= trypos
->lnum
;
6777 * It could have been something like
6778 * case 1: if (asdf &&
6782 if (ind_keep_case_label
&& cin_iscase(skipwhite(ml_get_curline())))
6783 amount
= get_indent();
6785 amount
= skip_label(lnum
, &l
, ind_maxcomment
);
6787 start_brace
= BRACE_AT_END
;
6791 * if we're looking at a closing brace, that's where
6792 * we want to be. otherwise, add the amount of room
6793 * that an indent is supposed to be.
6795 if (theline
[0] == '}')
6798 * they may want closing braces to line up with something
6799 * other than the open brace. indulge them, if so.
6801 amount
+= ind_close_extra
;
6806 * If we're looking at an "else", try to find an "if"
6808 * If we're looking at a "while", try to find a "do"
6811 lookfor
= LOOKFOR_INITIAL
;
6812 if (cin_iselse(theline
))
6813 lookfor
= LOOKFOR_IF
;
6814 else if (cin_iswhileofdo(theline
, cur_curpos
.lnum
, ind_maxparen
))
6816 lookfor
= LOOKFOR_DO
;
6817 if (lookfor
!= LOOKFOR_INITIAL
)
6819 curwin
->w_cursor
.lnum
= cur_curpos
.lnum
;
6820 if (find_match(lookfor
, ourscope
, ind_maxparen
,
6821 ind_maxcomment
) == OK
)
6823 amount
= get_indent(); /* XXX */
6829 * We get here if we are not on an "while-of-do" or "else" (or
6830 * failed to find a matching "if").
6831 * Search backwards for something to line up with.
6832 * First set amount for when we don't find anything.
6836 * if the '{' is _really_ at the left margin, use the imaginary
6837 * location of a left-margin brace. Otherwise, correct the
6838 * location for ind_open_extra.
6841 if (start_brace
== BRACE_IN_COL0
) /* '{' is in column 0 */
6843 amount
= ind_open_left_imag
;
6847 if (start_brace
== BRACE_AT_END
) /* '{' is at end of line */
6848 amount
+= ind_open_imag
;
6851 /* Compensate for adding ind_open_extra later. */
6852 amount
-= ind_open_extra
;
6858 lookfor_break
= FALSE
;
6860 if (cin_iscase(theline
)) /* it's a switch() label */
6862 lookfor
= LOOKFOR_CASE
; /* find a previous switch() label */
6865 else if (cin_isscopedecl(theline
)) /* private:, ... */
6867 lookfor
= LOOKFOR_SCOPEDECL
; /* class decl is this block */
6868 amount
+= ind_scopedecl
;
6872 if (ind_case_break
&& cin_isbreak(theline
)) /* break; ... */
6873 lookfor_break
= TRUE
;
6875 lookfor
= LOOKFOR_INITIAL
;
6876 amount
+= ind_level
; /* ind_level from start of block */
6878 scope_amount
= amount
;
6882 * Search backwards. If we find something we recognize, line up
6885 * if we're looking at an open brace, indent
6886 * the usual amount relative to the conditional
6887 * that opens the block.
6889 curwin
->w_cursor
= cur_curpos
;
6892 curwin
->w_cursor
.lnum
--;
6893 curwin
->w_cursor
.col
= 0;
6896 * If we went all the way back to the start of our scope, line
6899 if (curwin
->w_cursor
.lnum
<= ourscope
)
6901 /* we reached end of scope:
6902 * if looking for a enum or structure initialization
6904 * if it is an initializer (enum xxx or xxx =), then
6905 * don't add ind_continuation, otherwise it is a variable
6908 * here; <-- add ind_continuation
6910 if (lookfor
== LOOKFOR_ENUM_OR_INIT
)
6912 if (curwin
->w_cursor
.lnum
== 0
6913 || curwin
->w_cursor
.lnum
6914 < ourscope
- ind_maxparen
)
6916 /* nothing found (abuse ind_maxparen as limit)
6917 * assume terminated line (i.e. a variable
6918 * initialization) */
6919 if (cont_amount
> 0)
6920 amount
= cont_amount
;
6922 amount
+= ind_continuation
;
6926 l
= ml_get_curline();
6929 * If we're in a comment now, skip to the start of the
6932 trypos
= find_start_comment(ind_maxcomment
);
6935 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
6936 curwin
->w_cursor
.col
= 0;
6941 * Skip preprocessor directives and blank lines.
6943 if (cin_ispreproc_cont(&l
, &curwin
->w_cursor
.lnum
))
6949 terminated
= cin_isterminated(l
, FALSE
, TRUE
);
6952 * If we are at top level and the line looks like a
6953 * function declaration, we are done
6954 * (it's a variable declaration).
6956 if (start_brace
!= BRACE_IN_COL0
6957 || !cin_isfuncdecl(&l
, curwin
->w_cursor
.lnum
))
6959 /* if the line is terminated with another ','
6960 * it is a continued variable initialization.
6961 * don't add extra indent.
6962 * TODO: does not work, if a function
6963 * declaration is split over multiple lines:
6964 * cin_isfuncdecl returns FALSE then.
6966 if (terminated
== ',')
6969 /* if it es a enum declaration or an assignment,
6972 if (terminated
!= ';' && cin_isinit())
6975 /* nothing useful found */
6976 if (terminated
== 0 || terminated
== '{')
6980 if (terminated
!= ';')
6982 /* Skip parens and braces. Position the cursor
6983 * over the rightmost paren, so that matching it
6984 * will take us back to the start of the line.
6987 if (find_last_paren(l
, '(', ')'))
6988 trypos
= find_match_paren(ind_maxparen
,
6991 if (trypos
== NULL
&& find_last_paren(l
, '{', '}'))
6992 trypos
= find_start_brace(ind_maxcomment
);
6996 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
6997 curwin
->w_cursor
.col
= 0;
7002 /* it's a variable declaration, add indentation
7007 if (cont_amount
> 0)
7008 amount
= cont_amount
;
7010 amount
+= ind_continuation
;
7012 else if (lookfor
== LOOKFOR_UNTERM
)
7014 if (cont_amount
> 0)
7015 amount
= cont_amount
;
7017 amount
+= ind_continuation
;
7019 else if (lookfor
!= LOOKFOR_TERM
7020 && lookfor
!= LOOKFOR_CPP_BASECLASS
)
7022 amount
= scope_amount
;
7023 if (theline
[0] == '{')
7024 amount
+= ind_open_extra
;
7030 * If we're in a comment now, skip to the start of the comment.
7032 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
)
7034 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
7035 curwin
->w_cursor
.col
= 0;
7039 l
= ml_get_curline();
7042 * If this is a switch() label, may line up relative to that.
7043 * If this is a C++ scope declaration, do the same.
7045 iscase
= cin_iscase(l
);
7046 if (iscase
|| cin_isscopedecl(l
))
7048 /* we are only looking for cpp base class
7049 * declaration/initialization any longer */
7050 if (lookfor
== LOOKFOR_CPP_BASECLASS
)
7053 /* When looking for a "do" we are not interested in
7060 * c = 99 + <- this indent plus continuation
7063 if (lookfor
== LOOKFOR_UNTERM
7064 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
7066 if (cont_amount
> 0)
7067 amount
= cont_amount
;
7069 amount
+= ind_continuation
;
7074 * case xx: <- line up with this case
7078 if ( (iscase
&& lookfor
== LOOKFOR_CASE
)
7079 || (iscase
&& lookfor_break
)
7080 || (!iscase
&& lookfor
== LOOKFOR_SCOPEDECL
))
7083 * Check that this case label is not for another
7086 if ((trypos
= find_start_brace(ind_maxcomment
)) ==
7087 NULL
|| trypos
->lnum
== ourscope
)
7089 amount
= get_indent(); /* XXX */
7095 n
= get_indent_nolabel(curwin
->w_cursor
.lnum
); /* XXX */
7098 * case xx: if (cond) <- line up with this if
7103 * if (cond) <- line up with this line
7107 if (lookfor
== LOOKFOR_TERM
)
7117 * case xx: x = x + 1; <- line up with this x
7120 * case xx: if (cond) <- line up with this if
7126 l
= after_label(ml_get_curline());
7127 if (l
!= NULL
&& cin_is_cinword(l
))
7129 if (theline
[0] == '{')
7130 amount
+= ind_open_extra
;
7132 amount
+= ind_level
+ ind_no_brace
;
7138 * Try to get the indent of a statement before the switch
7139 * label. If nothing is found, line up relative to the
7141 * break; <- may line up with this line
7145 scope_amount
= get_indent() + (iscase
/* XXX */
7146 ? ind_case_code
: ind_scopedecl_code
);
7147 lookfor
= ind_case_break
? LOOKFOR_NOBREAK
: LOOKFOR_ANY
;
7152 * Looking for a switch() label or C++ scope declaration,
7153 * ignore other lines, skip {}-blocks.
7155 if (lookfor
== LOOKFOR_CASE
|| lookfor
== LOOKFOR_SCOPEDECL
)
7157 if (find_last_paren(l
, '{', '}') && (trypos
=
7158 find_start_brace(ind_maxcomment
)) != NULL
)
7160 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
7161 curwin
->w_cursor
.col
= 0;
7167 * Ignore jump labels with nothing after them.
7169 if (cin_islabel(ind_maxcomment
))
7171 l
= after_label(ml_get_curline());
7172 if (l
== NULL
|| cin_nocode(l
))
7177 * Ignore #defines, #if, etc.
7178 * Ignore comment and empty lines.
7179 * (need to get the line again, cin_islabel() may have
7182 l
= ml_get_curline();
7183 if (cin_ispreproc_cont(&l
, &curwin
->w_cursor
.lnum
)
7188 * Are we at the start of a cpp base class declaration or
7189 * constructor initialization?
7192 if (lookfor
!= LOOKFOR_TERM
&& ind_cpp_baseclass
> 0)
7194 n
= cin_is_cpp_baseclass(&col
);
7195 l
= ml_get_curline();
7199 if (lookfor
== LOOKFOR_UNTERM
)
7201 if (cont_amount
> 0)
7202 amount
= cont_amount
;
7204 amount
+= ind_continuation
;
7206 else if (theline
[0] == '{')
7208 /* Need to find start of the declaration. */
7209 lookfor
= LOOKFOR_UNTERM
;
7210 ind_continuation
= 0;
7215 amount
= get_baseclass_amount(col
, ind_maxparen
,
7216 ind_maxcomment
, ind_cpp_baseclass
);
7219 else if (lookfor
== LOOKFOR_CPP_BASECLASS
)
7221 /* only look, whether there is a cpp base class
7222 * declaration or initialization before the opening brace.
7224 if (cin_isterminated(l
, TRUE
, FALSE
))
7231 * What happens next depends on the line being terminated.
7232 * If terminated with a ',' only consider it terminating if
7233 * there is another unterminated statement behind, eg:
7237 * Otherwise check whether it is a enumeration or structure
7238 * initialisation (not indented) or a variable declaration
7241 terminated
= cin_isterminated(l
, FALSE
, TRUE
);
7243 if (terminated
== 0 || (lookfor
!= LOOKFOR_UNTERM
7244 && terminated
== ','))
7247 * if we're in the middle of a paren thing,
7248 * go back to the line that starts it so
7249 * we can get the right prevailing indent
7254 * position the cursor over the rightmost paren, so that
7255 * matching it will take us back to the start of the line.
7257 (void)find_last_paren(l
, '(', ')');
7258 trypos
= find_match_paren(
7259 corr_ind_maxparen(ind_maxparen
, &cur_curpos
),
7263 * If we are looking for ',', we also look for matching
7266 if (trypos
== NULL
&& terminated
== ','
7267 && find_last_paren(l
, '{', '}'))
7268 trypos
= find_start_brace(ind_maxcomment
);
7273 * Check if we are on a case label now. This is
7275 * case xx: if ( asdf &&
7278 curwin
->w_cursor
= *trypos
;
7279 l
= ml_get_curline();
7280 if (cin_iscase(l
) || cin_isscopedecl(l
))
7282 ++curwin
->w_cursor
.lnum
;
7283 curwin
->w_cursor
.col
= 0;
7289 * Skip over continuation lines to find the one to get the
7291 * char *usethis = "bla\
7295 if (terminated
== ',')
7297 while (curwin
->w_cursor
.lnum
> 1)
7299 l
= ml_get(curwin
->w_cursor
.lnum
- 1);
7300 if (*l
== NUL
|| l
[STRLEN(l
) - 1] != '\\')
7302 --curwin
->w_cursor
.lnum
;
7303 curwin
->w_cursor
.col
= 0;
7308 * Get indent and pointer to text for current line,
7309 * ignoring any jump label. XXX
7311 cur_amount
= skip_label(curwin
->w_cursor
.lnum
,
7312 &l
, ind_maxcomment
);
7315 * If this is just above the line we are indenting, and it
7316 * starts with a '{', line it up with this line.
7321 if (terminated
!= ',' && lookfor
!= LOOKFOR_TERM
7322 && theline
[0] == '{')
7324 amount
= cur_amount
;
7326 * Only add ind_open_extra when the current line
7327 * doesn't start with a '{', which must have a match
7328 * in the same line (scope is the same). Probably:
7332 if (*skipwhite(l
) != '{')
7333 amount
+= ind_open_extra
;
7335 if (ind_cpp_baseclass
)
7337 /* have to look back, whether it is a cpp base
7338 * class declaration or initialization */
7339 lookfor
= LOOKFOR_CPP_BASECLASS
;
7346 * Check if we are after an "if", "while", etc.
7347 * Also allow " } else".
7349 if (cin_is_cinword(l
) || cin_iselse(skipwhite(l
)))
7352 * Found an unterminated line after an if (), line up
7353 * with the last one.
7358 if (lookfor
== LOOKFOR_UNTERM
7359 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
7361 if (cont_amount
> 0)
7362 amount
= cont_amount
;
7364 amount
+= ind_continuation
;
7369 * If this is just above the line we are indenting, we
7373 * Otherwise this indent can be used when the line
7374 * before this is terminated.
7381 amount
= cur_amount
;
7382 if (theline
[0] == '{')
7383 amount
+= ind_open_extra
;
7384 if (lookfor
!= LOOKFOR_TERM
)
7386 amount
+= ind_level
+ ind_no_brace
;
7391 * Special trick: when expecting the while () after a
7392 * do, line up with the while()
7397 l
= skipwhite(ml_get_curline());
7400 if (whilelevel
== 0)
7406 * When searching for a terminated line, don't use the
7407 * one between the "if" and the "else".
7408 * Need to use the scope of this "else". XXX
7409 * If whilelevel != 0 continue looking for a "do {".
7413 && ((trypos
= find_start_brace(ind_maxcomment
))
7415 || find_match(LOOKFOR_IF
, trypos
->lnum
,
7416 ind_maxparen
, ind_maxcomment
) == FAIL
))
7421 * If we're below an unterminated line that is not an
7422 * "if" or something, we may line up with this line or
7423 * add something for a continuation line, depending on
7424 * the line before this one.
7429 * Found two unterminated lines on a row, line up with
7435 if (lookfor
== LOOKFOR_UNTERM
)
7437 /* When line ends in a comma add extra indent */
7438 if (terminated
== ',')
7439 amount
+= ind_continuation
;
7443 if (lookfor
== LOOKFOR_ENUM_OR_INIT
)
7445 /* Found two lines ending in ',', lineup with the
7446 * lowest one, but check for cpp base class
7447 * declaration/initialization, if it is an
7448 * opening brace or we are looking just for
7449 * enumerations/initializations. */
7450 if (terminated
== ',')
7452 if (ind_cpp_baseclass
== 0)
7455 lookfor
= LOOKFOR_CPP_BASECLASS
;
7459 /* Ignore unterminated lines in between, but
7461 if (amount
> cur_amount
)
7462 amount
= cur_amount
;
7467 * Found first unterminated line on a row, may
7468 * line up with this line, remember its indent
7472 amount
= cur_amount
;
7475 * If previous line ends in ',', check whether we
7476 * are in an initialization or enum
7481 * or a normal possible continuation line.
7482 * but only, of no other statement has been found
7485 if (lookfor
== LOOKFOR_INITIAL
&& terminated
== ',')
7487 lookfor
= LOOKFOR_ENUM_OR_INIT
;
7488 cont_amount
= cin_first_id_amount();
7492 if (lookfor
== LOOKFOR_INITIAL
7494 && l
[STRLEN(l
) - 1] == '\\')
7496 cont_amount
= cin_get_equal_amount(
7497 curwin
->w_cursor
.lnum
);
7498 if (lookfor
!= LOOKFOR_TERM
)
7499 lookfor
= LOOKFOR_UNTERM
;
7506 * Check if we are after a while (cond);
7507 * If so: Ignore until the matching "do".
7510 else if (cin_iswhileofdo_end(terminated
, ind_maxparen
,
7514 * Found an unterminated line after a while ();, line up
7515 * with the last one.
7517 * 100 + <- line up with this one
7520 if (lookfor
== LOOKFOR_UNTERM
7521 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
7523 if (cont_amount
> 0)
7524 amount
= cont_amount
;
7526 amount
+= ind_continuation
;
7530 if (whilelevel
== 0)
7532 lookfor
= LOOKFOR_TERM
;
7533 amount
= get_indent(); /* XXX */
7534 if (theline
[0] == '{')
7535 amount
+= ind_open_extra
;
7541 * We are after a "normal" statement.
7542 * If we had another statement we can stop now and use the
7543 * indent of that other statement.
7544 * Otherwise the indent of the current statement may be used,
7545 * search backwards for the next "normal" statement.
7550 * Skip single break line, if before a switch label. It
7551 * may be lined up with the case label.
7553 if (lookfor
== LOOKFOR_NOBREAK
7554 && cin_isbreak(skipwhite(ml_get_curline())))
7556 lookfor
= LOOKFOR_ANY
;
7561 * Handle "do {" line.
7565 l
= cin_skipcomment(ml_get_curline());
7568 amount
= get_indent(); /* XXX */
7575 * Found a terminated line above an unterminated line. Add
7576 * the amount for a continuation line.
7585 if (lookfor
== LOOKFOR_UNTERM
7586 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
7588 if (cont_amount
> 0)
7589 amount
= cont_amount
;
7591 amount
+= ind_continuation
;
7596 * Found a terminated line above a terminated line or "if"
7597 * etc. line. Use the amount of the line below us.
7600 * while (asdf) ->here;
7604 if (lookfor
== LOOKFOR_TERM
)
7606 if (!lookfor_break
&& whilelevel
== 0)
7611 * First line above the one we're indenting is terminated.
7612 * To know what needs to be done look further backward for
7613 * a terminated line.
7618 * position the cursor over the rightmost paren, so
7619 * that matching it will take us back to the start of
7620 * the line. Helps for:
7626 l
= ml_get_curline();
7627 if (find_last_paren(l
, '(', ')')
7628 && (trypos
= find_match_paren(ind_maxparen
,
7629 ind_maxcomment
)) != NULL
)
7632 * Check if we are on a case label now. This is
7634 * case xx: if ( asdf &&
7637 curwin
->w_cursor
= *trypos
;
7638 l
= ml_get_curline();
7639 if (cin_iscase(l
) || cin_isscopedecl(l
))
7641 ++curwin
->w_cursor
.lnum
;
7642 curwin
->w_cursor
.col
= 0;
7647 /* When aligning with the case statement, don't align
7648 * with a statement after it.
7649 * case 1: { <-- don't use this { position
7656 iscase
= (ind_keep_case_label
&& cin_iscase(l
));
7659 * Get indent and pointer to text for current line,
7660 * ignoring any jump label.
7662 amount
= skip_label(curwin
->w_cursor
.lnum
,
7663 &l
, ind_maxcomment
);
7665 if (theline
[0] == '{')
7666 amount
+= ind_open_extra
;
7667 /* See remark above: "Only add ind_open_extra.." */
7670 amount
-= ind_open_extra
;
7671 lookfor
= iscase
? LOOKFOR_ANY
: LOOKFOR_TERM
;
7674 * When a terminated line starts with "else" skip to
7675 * the matching "if":
7678 * Need to use the scope of this "else". XXX
7679 * If whilelevel != 0 continue looking for a "do {".
7681 if (lookfor
== LOOKFOR_TERM
7686 if ((trypos
= find_start_brace(ind_maxcomment
))
7688 || find_match(LOOKFOR_IF
, trypos
->lnum
,
7689 ind_maxparen
, ind_maxcomment
) == FAIL
)
7695 * If we're at the end of a block, skip to the start of
7698 curwin
->w_cursor
.col
= 0;
7699 if (*cin_skipcomment(l
) == '}'
7700 && (trypos
= find_start_brace(ind_maxcomment
))
7703 curwin
->w_cursor
= *trypos
;
7704 /* if not "else {" check for terminated again */
7705 /* but skip block for "} else {" */
7706 l
= cin_skipcomment(ml_get_curline());
7707 if (*l
== '}' || !cin_iselse(l
))
7709 ++curwin
->w_cursor
.lnum
;
7710 curwin
->w_cursor
.col
= 0;
7718 /* add extra indent for a comment */
7719 if (cin_iscomment(theline
))
7720 amount
+= ind_comment
;
7724 * ok -- we're not inside any sort of structure at all!
7726 * this means we're at the top level, and everything should
7727 * basically just match where the previous line is, except
7728 * for the lines immediately following a function declaration,
7729 * which are K&R-style parameters and need to be indented.
7734 * if our line starts with an open brace, forget about any
7735 * prevailing indent and make sure it looks like the start
7739 if (theline
[0] == '{')
7741 amount
= ind_first_open
;
7745 * If the NEXT line is a function declaration, the current
7746 * line needs to be indented as a function type spec.
7747 * Don't do this if the current line looks like a comment or if the
7748 * current line is terminated, ie. ends in ';', or if the current line
7749 * contains { or }: "void f() {\n if (1)"
7751 else if (cur_curpos
.lnum
< curbuf
->b_ml
.ml_line_count
7752 && !cin_nocode(theline
)
7753 && vim_strchr(theline
, '{') == NULL
7754 && vim_strchr(theline
, '}') == NULL
7755 && !cin_ends_in(theline
, (char_u
*)":", NULL
)
7756 && !cin_ends_in(theline
, (char_u
*)",", NULL
)
7757 && cin_isfuncdecl(NULL
, cur_curpos
.lnum
+ 1)
7758 && !cin_isterminated(theline
, FALSE
, TRUE
))
7760 amount
= ind_func_type
;
7765 curwin
->w_cursor
= cur_curpos
;
7767 /* search backwards until we find something we recognize */
7769 while (curwin
->w_cursor
.lnum
> 1)
7771 curwin
->w_cursor
.lnum
--;
7772 curwin
->w_cursor
.col
= 0;
7774 l
= ml_get_curline();
7777 * If we're in a comment now, skip to the start of the comment.
7779 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
)
7781 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
7782 curwin
->w_cursor
.col
= 0;
7787 * Are we at the start of a cpp base class declaration or
7788 * constructor initialization?
7791 if (ind_cpp_baseclass
!= 0 && theline
[0] != '{')
7793 n
= cin_is_cpp_baseclass(&col
);
7794 l
= ml_get_curline();
7799 amount
= get_baseclass_amount(col
, ind_maxparen
,
7800 ind_maxcomment
, ind_cpp_baseclass
);
7805 * Skip preprocessor directives and blank lines.
7807 if (cin_ispreproc_cont(&l
, &curwin
->w_cursor
.lnum
))
7814 * If the previous line ends in ',', use one level of
7818 * do this before checking for '}' in case of eg.
7826 if (cin_ends_in(l
, (char_u
*)",", NULL
)
7827 || (*l
!= NUL
&& (n
= l
[STRLEN(l
) - 1]) == '\\'))
7829 /* take us back to opening paren */
7830 if (find_last_paren(l
, '(', ')')
7831 && (trypos
= find_match_paren(ind_maxparen
,
7832 ind_maxcomment
)) != NULL
)
7833 curwin
->w_cursor
= *trypos
;
7835 /* For a line ending in ',' that is a continuation line go
7836 * back to the first line with a backslash:
7841 while (n
== 0 && curwin
->w_cursor
.lnum
> 1)
7843 l
= ml_get(curwin
->w_cursor
.lnum
- 1);
7844 if (*l
== NUL
|| l
[STRLEN(l
) - 1] != '\\')
7846 --curwin
->w_cursor
.lnum
;
7847 curwin
->w_cursor
.col
= 0;
7850 amount
= get_indent(); /* XXX */
7853 amount
= cin_first_id_amount();
7855 amount
= ind_continuation
;
7860 * If the line looks like a function declaration, and we're
7861 * not in a comment, put it the left margin.
7863 if (cin_isfuncdecl(NULL
, cur_curpos
.lnum
)) /* XXX */
7865 l
= ml_get_curline();
7868 * Finding the closing '}' of a previous function. Put
7869 * current line at the left margin. For when 'cino' has "fs".
7871 if (*skipwhite(l
) == '}')
7875 * If the previous line ends on '};' (maybe followed by
7876 * comments) align at column 0. For example:
7877 * char *string_array[] = { "foo",
7878 * / * x * / "b};ar" }; / * foobar * /
7880 if (cin_ends_in(l
, (char_u
*)"};", NULL
))
7884 * If the PREVIOUS line is a function declaration, the current
7885 * line (and the ones that follow) needs to be indented as
7888 if (cin_isfuncdecl(&l
, curwin
->w_cursor
.lnum
))
7895 * If the previous line ends in ';' and the line before the
7896 * previous line ends in ',' or '\', ident to column zero:
7901 if (cin_ends_in(l
, (char_u
*)";", NULL
))
7903 l
= ml_get(curwin
->w_cursor
.lnum
- 1);
7904 if (cin_ends_in(l
, (char_u
*)",", NULL
)
7905 || (*l
!= NUL
&& l
[STRLEN(l
) - 1] == '\\'))
7907 l
= ml_get_curline();
7911 * Doesn't look like anything interesting -- so just
7912 * use the indent of this line.
7914 * Position the cursor over the rightmost paren, so that
7915 * matching it will take us back to the start of the line.
7917 find_last_paren(l
, '(', ')');
7919 if ((trypos
= find_match_paren(ind_maxparen
,
7920 ind_maxcomment
)) != NULL
)
7921 curwin
->w_cursor
= *trypos
;
7922 amount
= get_indent(); /* XXX */
7926 /* add extra indent for a comment */
7927 if (cin_iscomment(theline
))
7928 amount
+= ind_comment
;
7930 /* add extra indent if the previous line ended in a backslash:
7933 * char *foo = "asdf\
7936 if (cur_curpos
.lnum
> 1)
7938 l
= ml_get(cur_curpos
.lnum
- 1);
7939 if (*l
!= NUL
&& l
[STRLEN(l
) - 1] == '\\')
7941 cur_amount
= cin_get_equal_amount(cur_curpos
.lnum
- 1);
7943 amount
= cur_amount
;
7944 else if (cur_amount
== 0)
7945 amount
+= ind_continuation
;
7952 /* put the cursor back where it belongs */
7953 curwin
->w_cursor
= cur_curpos
;
7963 find_match(lookfor
, ourscope
, ind_maxparen
, ind_maxcomment
)
7975 if (lookfor
== LOOKFOR_IF
)
7986 curwin
->w_cursor
.col
= 0;
7988 while (curwin
->w_cursor
.lnum
> ourscope
+ 1)
7990 curwin
->w_cursor
.lnum
--;
7991 curwin
->w_cursor
.col
= 0;
7993 look
= cin_skipcomment(ml_get_curline());
7994 if (cin_iselse(look
)
7996 || cin_isdo(look
) /* XXX */
7997 || cin_iswhileofdo(look
, curwin
->w_cursor
.lnum
, ind_maxparen
))
8000 * if we've gone outside the braces entirely,
8001 * we must be out of scope...
8003 theirscope
= find_start_brace(ind_maxcomment
); /* XXX */
8004 if (theirscope
== NULL
)
8008 * and if the brace enclosing this is further
8009 * back than the one enclosing the else, we're
8012 if (theirscope
->lnum
< ourscope
)
8016 * and if they're enclosed in a *deeper* brace,
8017 * then we can ignore it because it's in a
8018 * different scope...
8020 if (theirscope
->lnum
> ourscope
)
8024 * if it was an "else" (that's not an "else if")
8025 * then we need to go back to another if, so
8026 * increment elselevel
8028 look
= cin_skipcomment(ml_get_curline());
8029 if (cin_iselse(look
))
8031 mightbeif
= cin_skipcomment(look
+ 4);
8032 if (!cin_isif(mightbeif
))
8038 * if it was a "while" then we need to go back to
8039 * another "do", so increment whilelevel. XXX
8041 if (cin_iswhileofdo(look
, curwin
->w_cursor
.lnum
, ind_maxparen
))
8047 /* If it's an "if" decrement elselevel */
8048 look
= cin_skipcomment(ml_get_curline());
8053 * When looking for an "if" ignore "while"s that
8056 if (elselevel
== 0 && lookfor
== LOOKFOR_IF
)
8060 /* If it's a "do" decrement whilelevel */
8065 * if we've used up all the elses, then
8066 * this must be the if that we want!
8067 * match the indent level of that if.
8069 if (elselevel
<= 0 && whilelevel
<= 0)
8078 # if defined(FEAT_EVAL) || defined(PROTO)
8080 * Get indent level from 'indentexpr'.
8088 int use_sandbox
= was_set_insecurely((char_u
*)"indentexpr",
8091 pos
= curwin
->w_cursor
;
8092 set_vim_var_nr(VV_LNUM
, curwin
->w_cursor
.lnum
);
8096 indent
= eval_to_number(curbuf
->b_p_inde
);
8101 /* Restore the cursor position so that 'indentexpr' doesn't need to.
8102 * Pretend to be in Insert mode, allow cursor past end of line for "o"
8106 curwin
->w_cursor
= pos
;
8110 /* If there is an error, just keep the current indent. */
8112 indent
= get_indent();
8118 #endif /* FEAT_CINDENT */
8120 #if defined(FEAT_LISP) || defined(PROTO)
8122 static int lisp_match
__ARGS((char_u
*p
));
8130 char_u
*word
= p_lispwords
;
8132 while (*word
!= NUL
)
8134 (void)copy_option_part(&word
, buf
, LSIZE
, ",");
8135 len
= (int)STRLEN(buf
);
8136 if (STRNCMP(buf
, p
, len
) == 0 && p
[len
] == ' ')
8143 * When 'p' is present in 'cpoptions, a Vi compatible method is used.
8144 * The incompatible newer method is quite a bit better at indenting
8145 * code in lisp-like languages than the traditional one; it's still
8146 * mostly heuristics however -- Dirk van Deun, dirk@rave.org
8149 * Findmatch() should be adapted for lisp, also to make showmatch
8150 * work correctly: now (v5.3) it seems all C/C++ oriented:
8151 * - it does not recognize the #\( and #\) notations as character literals
8152 * - it doesn't know about comments starting with a semicolon
8153 * - it incorrectly interprets '(' as a character literal
8154 * All this messes up get_lisp_indent in some rare cases.
8155 * Update from Sergey Khorev:
8156 * I tried to fix the first two issues.
8161 pos_T
*pos
, realpos
, paren
;
8166 int parencount
, quotecount
;
8169 /* Set vi_lisp to use the vi-compatible method */
8170 vi_lisp
= (vim_strchr(p_cpo
, CPO_LISP
) != NULL
);
8172 realpos
= curwin
->w_cursor
;
8173 curwin
->w_cursor
.col
= 0;
8175 if ((pos
= findmatch(NULL
, '(')) == NULL
)
8176 pos
= findmatch(NULL
, '[');
8180 pos
= findmatch(NULL
, '[');
8181 if (pos
== NULL
|| ltp(pos
, &paren
))
8186 /* Extra trick: Take the indent of the first previous non-white
8187 * line that is at the same () level. */
8191 while (--curwin
->w_cursor
.lnum
>= pos
->lnum
)
8193 if (linewhite(curwin
->w_cursor
.lnum
))
8195 for (that
= ml_get_curline(); *that
!= NUL
; ++that
)
8199 while (*(that
+ 1) != NUL
)
8205 if (*(that
+ 1) != NUL
)
8209 if (*that
== '"' && *(that
+ 1) != NUL
)
8211 while (*++that
&& *that
!= '"')
8213 /* skipping escaped characters in the string */
8226 if (*that
== '(' || *that
== '[')
8228 else if (*that
== ')' || *that
== ']')
8231 if (parencount
== 0)
8233 amount
= get_indent();
8240 curwin
->w_cursor
.lnum
= pos
->lnum
;
8241 curwin
->w_cursor
.col
= pos
->col
;
8244 that
= ml_get_curline();
8246 if (vi_lisp
&& get_indent() == 0)
8251 while (*that
&& col
)
8253 amount
+= lbr_chartabsize_adv(&that
, (colnr_T
)amount
);
8258 * Some keywords require "body" indenting rules (the
8259 * non-standard-lisp ones are Scheme special forms):
8261 * (let ((a 1)) instead (let ((a 1))
8265 if (!vi_lisp
&& (*that
== '(' || *that
== '[')
8266 && lisp_match(that
+ 1))
8274 while (vim_iswhite(*that
))
8276 amount
+= lbr_chartabsize(that
, (colnr_T
)amount
);
8280 if (*that
&& *that
!= ';') /* not a comment line */
8282 /* test *that != '(' to accommodate first let/do
8283 * argument if it is more than one line */
8284 if (!vi_lisp
&& *that
!= '(' && *that
!= '[')
8294 && (*that
< '0' || *that
> '9')))
8297 && (!vim_iswhite(*that
)
8300 && (!((*that
== '(' || *that
== '[')
8306 quotecount
= !quotecount
;
8307 if ((*that
== '(' || *that
== '[')
8310 if ((*that
== ')' || *that
== ']')
8313 if (*that
== '\\' && *(that
+1) != NUL
)
8314 amount
+= lbr_chartabsize_adv(&that
,
8316 amount
+= lbr_chartabsize_adv(&that
,
8320 while (vim_iswhite(*that
))
8322 amount
+= lbr_chartabsize(that
, (colnr_T
)amount
);
8325 if (!*that
|| *that
== ';')
8333 amount
= 0; /* no matching '(' or '[' found, use zero indent */
8335 curwin
->w_cursor
= realpos
;
8339 #endif /* FEAT_LISP */
8344 #if defined(SIGHUP) && defined(SIG_IGN)
8345 /* Ignore SIGHUP, because a dropped connection causes a read error, which
8346 * makes Vim exit and then handling SIGHUP causes various reentrance
8348 signal(SIGHUP
, SIG_IGN
);
8355 out_trash(); /* trash any pending output */
8360 windgoto((int)Rows
- 1, 0);
8363 * Switch terminal mode back now, so messages end up on the "normal"
8364 * screen (if there are two screens).
8366 settmode(TMODE_COOK
);
8368 if (can_end_termcap_mode(FALSE
) == TRUE
)
8376 * Preserve files and exit.
8377 * When called IObuff must contain a message.
8386 /* Setting this will prevent free() calls. That avoids calling free()
8387 * recursively when free() was invoked with a bad pointer. */
8388 really_exiting
= TRUE
;
8391 screen_start(); /* don't know where cursor is now */
8394 ml_close_notmod(); /* close all not-modified buffers */
8396 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
8398 if (buf
->b_ml
.ml_mfp
!= NULL
&& buf
->b_ml
.ml_mfp
->mf_fname
!= NULL
)
8400 OUT_STR(_("Vim: preserving files...\n"));
8401 screen_start(); /* don't know where cursor is now */
8403 ml_sync_all(FALSE
, FALSE
); /* preserve all swap files */
8408 ml_close_all(FALSE
); /* close all memfiles, without deleting */
8410 OUT_STR(_("Vim: Finished.\n"));
8416 * return TRUE if "fname" exists.
8424 if (mch_stat((char *)fname
, &st
))
8430 * Check for CTRL-C pressed, but only once in a while.
8431 * Should be used instead of ui_breakcheck() for functions that check for
8432 * each line in the file. Calling ui_breakcheck() each time takes too much
8433 * time, because it can be a system call.
8436 #ifndef BREAKCHECK_SKIP
8437 # ifdef FEAT_GUI /* assume the GUI only runs on fast computers */
8438 # define BREAKCHECK_SKIP 200
8440 # define BREAKCHECK_SKIP 32
8444 static int breakcheck_count
= 0;
8449 if (++breakcheck_count
>= BREAKCHECK_SKIP
)
8451 breakcheck_count
= 0;
8457 * Like line_breakcheck() but check 10 times less often.
8462 if (++breakcheck_count
>= BREAKCHECK_SKIP
* 10)
8464 breakcheck_count
= 0;
8470 * Invoke expand_wildcards() for one pattern.
8471 * Expand items like "%:h" before the expansion.
8472 * Returns OK or FAIL.
8475 expand_wildcards_eval(pat
, num_file
, file
, flags
)
8476 char_u
**pat
; /* pointer to input pattern */
8477 int *num_file
; /* resulting number of files */
8478 char_u
***file
; /* array of resulting files */
8479 int flags
; /* EW_DIR, etc. */
8482 char_u
*eval_pat
= NULL
;
8483 char_u
*exp_pat
= *pat
;
8484 char_u
*ignored_msg
;
8487 if (*exp_pat
== '%' || *exp_pat
== '#' || *exp_pat
== '<')
8490 eval_pat
= eval_vars(exp_pat
, exp_pat
, &usedlen
,
8491 NULL
, &ignored_msg
, NULL
);
8493 if (eval_pat
!= NULL
)
8494 exp_pat
= concat_str(eval_pat
, exp_pat
+ usedlen
);
8497 if (exp_pat
!= NULL
)
8498 ret
= expand_wildcards(1, &exp_pat
, num_file
, file
, flags
);
8500 if (eval_pat
!= NULL
)
8510 * Expand wildcards. Calls gen_expand_wildcards() and removes files matching
8512 * Returns OK or FAIL.
8515 expand_wildcards(num_pat
, pat
, num_file
, file
, flags
)
8516 int num_pat
; /* number of input patterns */
8517 char_u
**pat
; /* array of input patterns */
8518 int *num_file
; /* resulting number of files */
8519 char_u
***file
; /* array of resulting files */
8520 int flags
; /* EW_DIR, etc. */
8525 int non_suf_match
; /* number without matching suffix */
8527 retval
= gen_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
);
8529 /* When keeping all matches, return here */
8530 if (flags
& EW_KEEPALL
)
8535 * Remove names that match 'wildignore'.
8541 /* check all files in (*file)[] */
8542 for (i
= 0; i
< *num_file
; ++i
)
8544 ffname
= FullName_save((*file
)[i
], FALSE
);
8545 if (ffname
== NULL
) /* out of memory */
8548 vms_remove_version(ffname
);
8550 if (match_file_list(p_wig
, (*file
)[i
], ffname
))
8552 /* remove this matching file from the list */
8553 vim_free((*file
)[i
]);
8554 for (j
= i
; j
+ 1 < *num_file
; ++j
)
8555 (*file
)[j
] = (*file
)[j
+ 1];
8565 * Move the names where 'suffixes' match to the end.
8570 for (i
= 0; i
< *num_file
; ++i
)
8572 if (!match_suffix((*file
)[i
]))
8575 * Move the name without matching suffix to the front
8579 for (j
= i
; j
> non_suf_match
; --j
)
8580 (*file
)[j
] = (*file
)[j
- 1];
8581 (*file
)[non_suf_match
++] = p
;
8590 * Return TRUE if "fname" matches with an entry in 'suffixes'.
8596 int fnamelen
, setsuflen
;
8598 #define MAXSUFLEN 30 /* maximum length of a file suffix */
8599 char_u suf_buf
[MAXSUFLEN
];
8601 fnamelen
= (int)STRLEN(fname
);
8603 for (setsuf
= p_su
; *setsuf
; )
8605 setsuflen
= copy_option_part(&setsuf
, suf_buf
, MAXSUFLEN
, ".,");
8608 char_u
*tail
= gettail(fname
);
8610 /* empty entry: match name without a '.' */
8611 if (vim_strchr(tail
, '.') == NULL
)
8619 if (fnamelen
>= setsuflen
8620 && fnamencmp(suf_buf
, fname
+ fnamelen
- setsuflen
,
8621 (size_t)setsuflen
) == 0)
8626 return (setsuflen
!= 0);
8629 #if !defined(NO_EXPANDPATH) || defined(PROTO)
8631 # ifdef VIM_BACKTICK
8632 static int vim_backtick
__ARGS((char_u
*p
));
8633 static int expand_backtick
__ARGS((garray_T
*gap
, char_u
*pat
, int flags
));
8636 # if defined(MSDOS) || defined(FEAT_GUI_W16) || defined(WIN3264)
8638 * File name expansion code for MS-DOS, Win16 and Win32. It's here because
8639 * it's shared between these systems.
8641 # if defined(DJGPP) || defined(PROTO)
8642 # define _cdecl /* DJGPP doesn't have this */
8644 # ifdef __BORLANDC__
8645 # define _cdecl _RTLENTRYF
8650 * comparison function for qsort in dos_expandpath()
8653 pstrcmp(const void *a
, const void *b
)
8655 return (pathcmp(*(char **)a
, *(char **)b
, -1));
8665 if (USE_LONG_FNAME
) /* don't lower case on Windows 95/NT systems */
8671 *d
++ = TOLOWER_LOC(*s
++);
8677 * Recursively expand one path component into all matching files and/or
8678 * directories. Adds matches to "gap". Handles "*", "?", "[a-z]", "**", etc.
8679 * Return the number of matches found.
8680 * "path" has backslashes before chars that are not to be expanded, starting
8681 * at "path[wildoff]".
8682 * Return the number of matches found.
8683 * NOTE: much of this is identical to unix_expandpath(), keep in sync!
8690 int flags
, /* EW_* flags */
8691 int didstar
) /* expanded "**" once already */
8696 int start_len
= gap
->ga_len
;
8698 regmatch_T regmatch
;
8699 int starts_with_dot
;
8702 int starstar
= FALSE
;
8703 static int stardepth
= 0; /* depth for "**" expansion */
8706 HANDLE hFind
= (HANDLE
)0;
8708 WIN32_FIND_DATAW wfb
;
8709 WCHAR
*wn
= NULL
; /* UCS-2 name, NULL when not used. */
8717 /* Expanding "**" may take a long time, check for CTRL-C. */
8725 /* make room for file name */
8726 buf
= alloc((int)STRLEN(path
) + BASENAMELEN
+ 5);
8731 * Find the first part in the path name that contains a wildcard or a ~1.
8732 * Copy it into buf, including the preceding characters.
8738 while (*path_end
!= NUL
)
8740 /* May ignore a wildcard that has a backslash before it; it will
8741 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
8742 if (path_end
>= path
+ wildoff
&& rem_backslash(path_end
))
8744 else if (*path_end
== '\\' || *path_end
== ':' || *path_end
== '/')
8750 else if (path_end
>= path
+ wildoff
8751 && vim_strchr((char_u
*)"*?[~", *path_end
) != NULL
)
8756 len
= (*mb_ptr2len
)(path_end
);
8757 STRNCPY(p
, path_end
, len
);
8768 /* now we have one wildcard component between s and e */
8769 /* Remove backslashes between "wildoff" and the start of the wildcard
8771 for (p
= buf
+ wildoff
; p
< s
; ++p
)
8772 if (rem_backslash(p
))
8779 /* Check for "**" between "s" and "e". */
8780 for (p
= s
; p
< e
; ++p
)
8781 if (p
[0] == '*' && p
[1] == '*')
8784 starts_with_dot
= (*s
== '.');
8785 pat
= file_pat_to_reg_pat(s
, e
, NULL
, FALSE
);
8792 /* compile the regexp into a program */
8793 regmatch
.rm_ic
= TRUE
; /* Always ignore case */
8794 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
);
8797 if (regmatch
.regprog
== NULL
)
8803 /* remember the pattern or file name being looked for */
8804 matchname
= vim_strsave(s
);
8806 /* If "**" is by itself, this is the first time we encounter it and more
8807 * is following then find matches without any directory. */
8808 if (!didstar
&& stardepth
< 100 && starstar
&& e
- s
== 2
8809 && *path_end
== '/')
8811 STRCPY(s
, path_end
+ 1);
8813 (void)dos_expandpath(gap
, buf
, (int)(s
- buf
), flags
, TRUE
);
8817 /* Scan all files in the directory with "dir/ *.*" */
8821 if (enc_codepage
>= 0 && (int)GetACP() != enc_codepage
)
8823 /* The active codepage differs from 'encoding'. Attempt using the
8824 * wide function. If it fails because it is not implemented fall back
8825 * to the non-wide version (for Windows 98) */
8826 wn
= enc_to_utf16(buf
, NULL
);
8829 hFind
= FindFirstFileW(wn
, &wfb
);
8830 if (hFind
== INVALID_HANDLE_VALUE
8831 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED
)
8841 hFind
= FindFirstFile(buf
, &fb
);
8842 ok
= (hFind
!= INVALID_HANDLE_VALUE
);
8844 /* If we are expanding wildcards we try both files and directories */
8845 ok
= (findfirst((char *)buf
, &fb
,
8846 (*path_end
!= NUL
|| (flags
& EW_DIR
)) ? FA_DIREC
: 0) == 0);
8854 p
= utf16_to_enc(wfb
.cFileName
, NULL
); /* p is allocated here */
8857 p
= (char_u
*)fb
.cFileName
;
8859 p
= (char_u
*)fb
.ff_name
;
8861 /* Ignore entries starting with a dot, unless when asked for. Accept
8862 * all entries found with "matchname". */
8863 if ((p
[0] != '.' || starts_with_dot
)
8864 && (matchname
== NULL
8865 || vim_regexec(®match
, p
, (colnr_T
)0)))
8872 len
= (int)STRLEN(buf
);
8874 if (starstar
&& stardepth
< 100)
8876 /* For "**" in the pattern first go deeper in the tree to
8878 STRCPY(buf
+ len
, "/**");
8879 STRCPY(buf
+ len
+ 3, path_end
);
8881 (void)dos_expandpath(gap
, buf
, len
+ 1, flags
, TRUE
);
8885 STRCPY(buf
+ len
, path_end
);
8886 if (mch_has_exp_wildcard(path_end
))
8888 /* need to expand another component of the path */
8889 /* remove backslashes for the remaining components only */
8890 (void)dos_expandpath(gap
, buf
, len
+ 1, flags
, FALSE
);
8894 /* no more wildcards, check if there is a match */
8895 /* remove backslashes for the remaining components only */
8897 backslash_halve(buf
+ len
+ 1);
8898 if (mch_getperm(buf
) >= 0) /* add existing file */
8899 addfile(gap
, buf
, flags
);
8908 ok
= FindNextFileW(hFind
, &wfb
);
8912 ok
= FindNextFile(hFind
, &fb
);
8914 ok
= (findnext(&fb
) == 0);
8917 /* If no more matches and no match was used, try expanding the name
8918 * itself. Finds the long name of a short filename. */
8919 if (!ok
&& matchname
!= NULL
&& gap
->ga_len
== start_len
)
8921 STRCPY(s
, matchname
);
8928 wn
= enc_to_utf16(buf
, NULL
);
8930 hFind
= FindFirstFileW(wn
, &wfb
);
8934 hFind
= FindFirstFile(buf
, &fb
);
8935 ok
= (hFind
!= INVALID_HANDLE_VALUE
);
8937 ok
= (findfirst((char *)buf
, &fb
,
8938 (*path_end
!= NUL
|| (flags
& EW_DIR
)) ? FA_DIREC
: 0) == 0);
8940 vim_free(matchname
);
8952 vim_free(regmatch
.regprog
);
8953 vim_free(matchname
);
8955 matches
= gap
->ga_len
- start_len
;
8957 qsort(((char_u
**)gap
->ga_data
) + start_len
, (size_t)matches
,
8958 sizeof(char_u
*), pstrcmp
);
8966 int flags
) /* EW_* flags */
8968 return dos_expandpath(gap
, path
, 0, flags
, FALSE
);
8970 # endif /* MSDOS || FEAT_GUI_W16 || WIN3264 */
8972 #if (defined(UNIX) && !defined(VMS)) || defined(USE_UNIXFILENAME) \
8975 * Unix style wildcard expansion code.
8976 * It's here because it's used both for Unix and Mac.
8978 static int pstrcmp
__ARGS((const void *, const void *));
8984 return (pathcmp(*(char **)a
, *(char **)b
, -1));
8988 * Recursively expand one path component into all matching files and/or
8989 * directories. Adds matches to "gap". Handles "*", "?", "[a-z]", "**", etc.
8990 * "path" has backslashes before chars that are not to be expanded, starting
8991 * at "path + wildoff".
8992 * Return the number of matches found.
8993 * NOTE: much of this is identical to dos_expandpath(), keep in sync!
8996 unix_expandpath(gap
, path
, wildoff
, flags
, didstar
)
9000 int flags
; /* EW_* flags */
9001 int didstar
; /* expanded "**" once already */
9006 int start_len
= gap
->ga_len
;
9008 regmatch_T regmatch
;
9009 int starts_with_dot
;
9012 int starstar
= FALSE
;
9013 static int stardepth
= 0; /* depth for "**" expansion */
9018 /* Expanding "**" may take a long time, check for CTRL-C. */
9026 /* make room for file name */
9027 buf
= alloc((int)STRLEN(path
) + BASENAMELEN
+ 5);
9032 * Find the first part in the path name that contains a wildcard.
9033 * Copy it into "buf", including the preceding characters.
9039 while (*path_end
!= NUL
)
9041 /* May ignore a wildcard that has a backslash before it; it will
9042 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
9043 if (path_end
>= path
+ wildoff
&& rem_backslash(path_end
))
9045 else if (*path_end
== '/')
9051 else if (path_end
>= path
+ wildoff
9052 && vim_strchr((char_u
*)"*?[{~$", *path_end
) != NULL
)
9057 len
= (*mb_ptr2len
)(path_end
);
9058 STRNCPY(p
, path_end
, len
);
9069 /* now we have one wildcard component between "s" and "e" */
9070 /* Remove backslashes between "wildoff" and the start of the wildcard
9072 for (p
= buf
+ wildoff
; p
< s
; ++p
)
9073 if (rem_backslash(p
))
9080 /* Check for "**" between "s" and "e". */
9081 for (p
= s
; p
< e
; ++p
)
9082 if (p
[0] == '*' && p
[1] == '*')
9085 /* convert the file pattern to a regexp pattern */
9086 starts_with_dot
= (*s
== '.');
9087 pat
= file_pat_to_reg_pat(s
, e
, NULL
, FALSE
);
9094 /* compile the regexp into a program */
9095 #ifdef CASE_INSENSITIVE_FILENAME
9096 regmatch
.rm_ic
= TRUE
; /* Behave like Terminal.app */
9098 regmatch
.rm_ic
= FALSE
; /* Don't ever ignore case */
9100 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
);
9103 if (regmatch
.regprog
== NULL
)
9109 /* If "**" is by itself, this is the first time we encounter it and more
9110 * is following then find matches without any directory. */
9111 if (!didstar
&& stardepth
< 100 && starstar
&& e
- s
== 2
9112 && *path_end
== '/')
9114 STRCPY(s
, path_end
+ 1);
9116 (void)unix_expandpath(gap
, buf
, (int)(s
- buf
), flags
, TRUE
);
9120 /* open the directory for scanning */
9122 dirp
= opendir(*buf
== NUL
? "." : (char *)buf
);
9124 /* Find all matching entries */
9132 if ((dp
->d_name
[0] != '.' || starts_with_dot
)
9133 && vim_regexec(®match
, (char_u
*)dp
->d_name
, (colnr_T
)0))
9135 STRCPY(s
, dp
->d_name
);
9138 if (starstar
&& stardepth
< 100)
9140 /* For "**" in the pattern first go deeper in the tree to
9142 STRCPY(buf
+ len
, "/**");
9143 STRCPY(buf
+ len
+ 3, path_end
);
9145 (void)unix_expandpath(gap
, buf
, len
+ 1, flags
, TRUE
);
9149 STRCPY(buf
+ len
, path_end
);
9150 if (mch_has_exp_wildcard(path_end
)) /* handle more wildcards */
9152 /* need to expand another component of the path */
9153 /* remove backslashes for the remaining components only */
9154 (void)unix_expandpath(gap
, buf
, len
+ 1, flags
, FALSE
);
9158 /* no more wildcards, check if there is a match */
9159 /* remove backslashes for the remaining components only */
9160 if (*path_end
!= NUL
)
9161 backslash_halve(buf
+ len
+ 1);
9162 if (mch_getperm(buf
) >= 0) /* add existing file */
9164 #ifdef MACOS_CONVERT
9165 size_t precomp_len
= STRLEN(buf
)+1;
9166 char_u
*precomp_buf
=
9167 mac_precompose_path(buf
, precomp_len
, &precomp_len
);
9171 mch_memmove(buf
, precomp_buf
, precomp_len
);
9172 vim_free(precomp_buf
);
9175 addfile(gap
, buf
, flags
);
9185 vim_free(regmatch
.regprog
);
9187 matches
= gap
->ga_len
- start_len
;
9189 qsort(((char_u
**)gap
->ga_data
) + start_len
, matches
,
9190 sizeof(char_u
*), pstrcmp
);
9196 * Generic wildcard expansion code.
9198 * Characters in "pat" that should not be expanded must be preceded with a
9199 * backslash. E.g., "/path\ with\ spaces/my\*star*"
9201 * Return FAIL when no single file was found. In this case "num_file" is not
9202 * set, and "file" may contain an error message.
9203 * Return OK when some files found. "num_file" is set to the number of
9204 * matches, "file" to the array of matches. Call FreeWild() later.
9207 gen_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
)
9208 int num_pat
; /* number of input patterns */
9209 char_u
**pat
; /* array of input patterns */
9210 int *num_file
; /* resulting number of files */
9211 char_u
***file
; /* array of resulting files */
9212 int flags
; /* EW_* flags */
9217 static int recursive
= FALSE
;
9221 * expand_env() is called to expand things like "~user". If this fails,
9222 * it calls ExpandOne(), which brings us back here. In this case, always
9223 * call the machine specific expansion function, if possible. Otherwise,
9227 #ifdef SPECIAL_WILDCHAR
9228 return mch_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
);
9233 #ifdef SPECIAL_WILDCHAR
9235 * If there are any special wildcard characters which we cannot handle
9236 * here, call machine specific function for all the expansion. This
9237 * avoids starting the shell for each argument separately.
9238 * For `=expr` do use the internal function.
9240 for (i
= 0; i
< num_pat
; i
++)
9242 if (vim_strpbrk(pat
[i
], (char_u
*)SPECIAL_WILDCHAR
) != NULL
9243 # ifdef VIM_BACKTICK
9244 && !(vim_backtick(pat
[i
]) && pat
[i
][1] == '=')
9247 return mch_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
);
9254 * The matching file names are stored in a growarray. Init it empty.
9256 ga_init2(&ga
, (int)sizeof(char_u
*), 30);
9258 for (i
= 0; i
< num_pat
; ++i
)
9264 if (vim_backtick(p
))
9265 add_pat
= expand_backtick(&ga
, p
, flags
);
9270 * First expand environment variables, "~/" and "~user/".
9272 if (vim_strpbrk(p
, (char_u
*)"$~") != NULL
)
9274 p
= expand_env_save_opt(p
, TRUE
);
9279 * On Unix, if expand_env() can't expand an environment
9280 * variable, use the shell to do that. Discard previously
9281 * found file names and start all over again.
9283 else if (vim_strpbrk(p
, (char_u
*)"$~") != NULL
)
9286 ga_clear_strings(&ga
);
9287 i
= mch_expand_wildcards(num_pat
, pat
, num_file
, file
,
9296 * If there are wildcards: Expand file names and add each match to
9297 * the list. If there is no match, and EW_NOTFOUND is given, add
9299 * If there are no wildcards: Add the file name if it exists or
9300 * when EW_NOTFOUND is given.
9302 if (mch_has_exp_wildcard(p
))
9303 add_pat
= mch_expandpath(&ga
, p
, flags
);
9306 if (add_pat
== -1 || (add_pat
== 0 && (flags
& EW_NOTFOUND
)))
9308 char_u
*t
= backslash_halve_save(p
);
9310 #if defined(MACOS_CLASSIC)
9313 /* When EW_NOTFOUND is used, always add files and dirs. Makes
9314 * "vim c:/" work. */
9315 if (flags
& EW_NOTFOUND
)
9316 addfile(&ga
, t
, flags
| EW_DIR
| EW_FILE
);
9317 else if (mch_getperm(t
) >= 0)
9318 addfile(&ga
, t
, flags
);
9326 *num_file
= ga
.ga_len
;
9327 *file
= (ga
.ga_data
!= NULL
) ? (char_u
**)ga
.ga_data
: (char_u
**)"";
9331 return (ga
.ga_data
!= NULL
) ? OK
: FAIL
;
9334 # ifdef VIM_BACKTICK
9337 * Return TRUE if we can expand this backtick thing here.
9343 return (*p
== '`' && *(p
+ 1) != NUL
&& *(p
+ STRLEN(p
) - 1) == '`');
9347 * Expand an item in `backticks` by executing it as a command.
9348 * Currently only works when pat[] starts and ends with a `.
9349 * Returns number of file names found.
9352 expand_backtick(gap
, pat
, flags
)
9355 int flags
; /* EW_* flags */
9363 /* Create the command: lop off the backticks. */
9364 cmd
= vim_strnsave(pat
+ 1, (int)STRLEN(pat
) - 2);
9369 if (*cmd
== '=') /* `={expr}`: Expand expression */
9370 buffer
= eval_to_string(cmd
+ 1, &p
, TRUE
);
9373 buffer
= get_cmd_output(cmd
, NULL
,
9374 (flags
& EW_SILENT
) ? SHELL_SILENT
: 0);
9382 cmd
= skipwhite(cmd
); /* skip over white space */
9384 while (*p
!= NUL
&& *p
!= '\r' && *p
!= '\n') /* skip over entry */
9386 /* add an entry if it is not empty */
9391 addfile(gap
, cmd
, flags
);
9396 while (*cmd
!= NUL
&& (*cmd
== '\r' || *cmd
== '\n'))
9403 # endif /* VIM_BACKTICK */
9406 * Add a file to a file list. Accepted flags:
9407 * EW_DIR add directories
9409 * EW_EXEC add executable files
9410 * EW_NOTFOUND add even when it doesn't exist
9411 * EW_ADDSLASH add slash after directory name
9414 addfile(gap
, f
, flags
)
9416 char_u
*f
; /* filename */
9422 /* if the file/dir doesn't exist, may not add it */
9423 if (!(flags
& EW_NOTFOUND
) && mch_getperm(f
) < 0)
9426 #ifdef FNAME_ILLEGAL
9427 /* if the file/dir contains illegal characters, don't add it */
9428 if (vim_strpbrk(f
, (char_u
*)FNAME_ILLEGAL
) != NULL
)
9432 isdir
= mch_isdir(f
);
9433 if ((isdir
&& !(flags
& EW_DIR
)) || (!isdir
&& !(flags
& EW_FILE
)))
9436 /* If the file isn't executable, may not add it. Do accept directories. */
9437 if (!isdir
&& (flags
& EW_EXEC
) && !mch_can_exe(f
))
9440 /* Make room for another item in the file list. */
9441 if (ga_grow(gap
, 1) == FAIL
)
9444 p
= alloc((unsigned)(STRLEN(f
) + 1 + isdir
));
9449 #ifdef BACKSLASH_IN_FILENAME
9453 * Append a slash or backslash after directory names if none is present.
9455 #ifndef DONT_ADD_PATHSEP_TO_DIR
9456 if (isdir
&& (flags
& EW_ADDSLASH
))
9459 ((char_u
**)gap
->ga_data
)[gap
->ga_len
++] = p
;
9461 #endif /* !NO_EXPANDPATH */
9463 #if defined(VIM_BACKTICK) || defined(FEAT_EVAL) || defined(PROTO)
9473 * Get the stdout of an external command.
9474 * Returns an allocated string, or NULL for error.
9477 get_cmd_output(cmd
, infile
, flags
)
9479 char_u
*infile
; /* optional input file name */
9480 int flags
; /* can be SHELL_SILENT */
9484 char_u
*buffer
= NULL
;
9489 if (check_restricted() || check_secure())
9492 /* get a name for the temp file */
9493 if ((tempname
= vim_tempname('o')) == NULL
)
9499 /* Add the redirection stuff */
9500 command
= make_filter_cmd(cmd
, infile
, tempname
);
9501 if (command
== NULL
)
9505 * Call the shell to execute the command (errors are ignored).
9506 * Don't check timestamps here.
9508 ++no_check_timestamps
;
9509 call_shell(command
, SHELL_DOOUT
| SHELL_EXPAND
| flags
);
9510 --no_check_timestamps
;
9515 * read the names from the file into memory
9518 /* created temporary file is not always readable as binary */
9519 fd
= mch_fopen((char *)tempname
, "r");
9521 fd
= mch_fopen((char *)tempname
, READBIN
);
9526 EMSG2(_(e_notopen
), tempname
);
9530 fseek(fd
, 0L, SEEK_END
);
9531 len
= ftell(fd
); /* get size of temp file */
9532 fseek(fd
, 0L, SEEK_SET
);
9534 buffer
= alloc(len
+ 1);
9536 i
= (int)fread((char *)buffer
, (size_t)1, (size_t)len
, fd
);
9538 mch_remove(tempname
);
9542 len
= i
; /* VMS doesn't give us what we asked for... */
9546 EMSG2(_(e_notread
), tempname
);
9551 buffer
[len
] = '\0'; /* make sure the buffer is terminated */
9560 * Free the list of files returned by expand_wildcards() or other expansion
9564 FreeWild(count
, files
)
9568 if (count
<= 0 || files
== NULL
)
9570 #if defined(__EMX__) && defined(__ALWAYS_HAS_TRAILING_NULL_POINTER) /* XXX */
9572 * Is this still OK for when other functions than expand_wildcards() have
9575 _fnexplodefree((char **)files
);
9578 vim_free(files
[count
]);
9584 * return TRUE when need to go to Insert mode because of 'insertmode'.
9585 * Don't do this when still processing a command or a mapping.
9586 * Don't do this when inside a ":normal" command.
9591 return (p_im
&& stuff_empty() && typebuf_typed());