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
18 # include <fcntl.h> /* for chdir() */
21 static char_u
*vim_version_dir
__ARGS((char_u
*vimdir
));
22 static char_u
*remove_tail
__ARGS((char_u
*p
, char_u
*pend
, char_u
*name
));
23 static int copy_indent
__ARGS((int size
, char_u
*src
));
26 * Count the size (in window cells) of the indent in the current line.
31 return get_indent_str(ml_get_curline(), (int)curbuf
->b_p_ts
);
35 * Count the size (in window cells) of the indent in line "lnum".
41 return get_indent_str(ml_get(lnum
), (int)curbuf
->b_p_ts
);
44 #if defined(FEAT_FOLDING) || defined(PROTO)
46 * Count the size (in window cells) of the indent in line "lnum" of buffer
50 get_indent_buf(buf
, lnum
)
54 return get_indent_str(ml_get_buf(buf
, lnum
, FALSE
), (int)buf
->b_p_ts
);
59 * count the size (in window cells) of the indent in line "ptr", with
63 get_indent_str(ptr
, ts
)
71 if (*ptr
== TAB
) /* count a tab for what it is worth */
72 count
+= ts
- (count
% ts
);
74 ++count
; /* count a space for one */
82 * Set the indent of the current line.
83 * Leaves the cursor on the first non-blank in the line.
84 * Caller must take care of undo.
86 * SIN_CHANGED: call changed_bytes() if the line was changed.
87 * SIN_INSERT: insert the indent in front of the line.
88 * SIN_UNDO: save line for undo before changing it.
89 * Returns TRUE if the line was changed.
92 set_indent(size
, flags
)
109 * First check if there is anything to do and compute the number of
110 * characters needed for the indent.
114 p
= oldline
= ml_get_curline();
116 /* Calculate the buffer size for the new indent, and check to see if it
117 * isn't already set */
119 /* if 'expandtab' isn't set: use TABs */
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 /* Fill to next tabstop with a tab, if possible */
152 tab_pad
= (int)curbuf
->b_p_ts
- (ind_done
% (int)curbuf
->b_p_ts
);
158 /* ind_done += tab_pad; */
162 /* count tabs required for indent */
163 while (todo
>= (int)curbuf
->b_p_ts
)
169 todo
-= (int)curbuf
->b_p_ts
;
171 /* ind_done += (int)curbuf->b_p_ts; */
174 /* count spaces required for indent */
186 /* Return if the indent is OK already. */
187 if (!doit
&& !vim_iswhite(*p
) && !(flags
& SIN_INSERT
))
190 /* Allocate memory for the new line. */
191 if (flags
& SIN_INSERT
)
195 line_len
= (int)STRLEN(p
) + 1;
196 newline
= alloc(ind_len
+ line_len
);
200 /* Put the characters in the new line. */
203 /* if 'expandtab' isn't set: use TABs */
206 /* If 'preserveindent' is set then reuse as much as possible of
207 * the existing indent structure for the new indent */
208 if (!(flags
& SIN_INSERT
) && curbuf
->b_p_pi
)
213 while (todo
> 0 && vim_iswhite(*p
))
217 tab_pad
= (int)curbuf
->b_p_ts
218 - (ind_done
% (int)curbuf
->b_p_ts
);
219 /* stop if this tab will overshoot the target */
233 /* Fill to next tabstop with a tab, if possible */
234 tab_pad
= (int)curbuf
->b_p_ts
- (ind_done
% (int)curbuf
->b_p_ts
);
244 while (todo
>= (int)curbuf
->b_p_ts
)
247 todo
-= (int)curbuf
->b_p_ts
;
255 mch_memmove(s
, p
, (size_t)line_len
);
257 /* Replace the line (unless undo fails). */
258 if (!(flags
& SIN_UNDO
) || u_savesub(curwin
->w_cursor
.lnum
) == OK
)
260 ml_replace(curwin
->w_cursor
.lnum
, newline
, FALSE
);
261 if (flags
& SIN_CHANGED
)
262 changed_bytes(curwin
->w_cursor
.lnum
, 0);
263 /* Correct saved cursor position if it's after the indent. */
264 if (saved_cursor
.lnum
== curwin
->w_cursor
.lnum
265 && saved_cursor
.col
>= (colnr_T
)(p
- oldline
))
266 saved_cursor
.col
+= ind_len
- (colnr_T
)(p
- oldline
);
272 curwin
->w_cursor
.col
= ind_len
;
277 * Copy the indent from ptr to the current line (and fill to size)
278 * Leaves the cursor on the first non-blank in the line.
279 * Returns TRUE if the line was changed.
282 copy_indent(size
, src
)
296 /* Round 1: compute the number of characters needed for the indent
297 * Round 2: copy the characters. */
298 for (round
= 1; round
<= 2; ++round
)
305 /* Count/copy the usable portion of the source line */
306 while (todo
> 0 && vim_iswhite(*s
))
310 tab_pad
= (int)curbuf
->b_p_ts
311 - (ind_done
% (int)curbuf
->b_p_ts
);
312 /* Stop if this tab will overshoot the target */
329 /* Fill to next tabstop with a tab, if possible */
330 tab_pad
= (int)curbuf
->b_p_ts
- (ind_done
% (int)curbuf
->b_p_ts
);
339 /* Add tabs required for indent */
340 while (todo
>= (int)curbuf
->b_p_ts
)
342 todo
-= (int)curbuf
->b_p_ts
;
348 /* Count/add spaces required for indent */
359 /* Allocate memory for the result: the copied indent, new indent
360 * and the rest of the line. */
361 line_len
= (int)STRLEN(ml_get_curline()) + 1;
362 line
= alloc(ind_len
+ line_len
);
369 /* Append the original line */
370 mch_memmove(p
, ml_get_curline(), (size_t)line_len
);
372 /* Replace the line */
373 ml_replace(curwin
->w_cursor
.lnum
, line
, FALSE
);
375 /* Put the cursor after the indent. */
376 curwin
->w_cursor
.col
= ind_len
;
381 * Return the indent of the current line after a number. Return -1 if no
382 * number was found. Used for 'n' in 'formatoptions': numbered list.
383 * Since a pattern is used it can actually handle more than numbers.
386 get_number_indent(lnum
)
391 regmmatch_T regmatch
;
393 if (lnum
> curbuf
->b_ml
.ml_line_count
)
396 regmatch
.regprog
= vim_regcomp(curbuf
->b_p_flp
, RE_MAGIC
);
397 if (regmatch
.regprog
!= NULL
)
399 regmatch
.rmm_ic
= FALSE
;
400 regmatch
.rmm_maxcol
= 0;
401 if (vim_regexec_multi(®match
, curwin
, curbuf
, lnum
, (colnr_T
)0))
403 pos
.lnum
= regmatch
.endpos
[0].lnum
+ lnum
;
404 pos
.col
= regmatch
.endpos
[0].col
;
405 #ifdef FEAT_VIRTUALEDIT
409 vim_free(regmatch
.regprog
);
412 if (pos
.lnum
== 0 || *ml_get_pos(&pos
) == NUL
)
414 getvcol(curwin
, &pos
, &col
, NULL
, NULL
);
418 #if defined(FEAT_CINDENT) || defined(FEAT_SMARTINDENT)
420 static int cin_is_cinword
__ARGS((char_u
*line
));
423 * Return TRUE if the string "line" starts with a word from 'cinwords'.
435 cinw_len
= (int)STRLEN(curbuf
->b_p_cinw
) + 1;
436 cinw_buf
= alloc((unsigned)cinw_len
);
437 if (cinw_buf
!= NULL
)
439 line
= skipwhite(line
);
440 for (cinw
= curbuf
->b_p_cinw
; *cinw
; )
442 len
= copy_option_part(&cinw
, cinw_buf
, cinw_len
, ",");
443 if (STRNCMP(line
, cinw_buf
, len
) == 0
444 && (!vim_iswordc(line
[len
]) || !vim_iswordc(line
[len
- 1])))
457 * open_line: Add a new line below or above the current line.
459 * For VREPLACE mode, we only add a new line when we get to the end of the
460 * file, otherwise we just start replacing the next line.
462 * Caller must take care of undo. Since VREPLACE may affect any number of
463 * lines however, it may call u_save_cursor() again when starting to change a
465 * "flags": OPENLINE_DELSPACES delete spaces after cursor
466 * OPENLINE_DO_COM format comments
467 * OPENLINE_KEEPTRAIL keep trailing spaces
468 * OPENLINE_MARKFIX adjust mark positions after the line break
470 * Return TRUE for success, FALSE for failure
473 open_line(dir
, flags
, old_indent
)
474 int dir
; /* FORWARD or BACKWARD */
476 int old_indent
; /* indent for after ^^D in Insert mode */
478 char_u
*saved_line
; /* copy of the original line */
479 char_u
*next_line
= NULL
; /* copy of the next line */
480 char_u
*p_extra
= NULL
; /* what goes to next line */
481 int less_cols
= 0; /* less columns for mark in new line */
482 int less_cols_off
= 0; /* columns to skip for mark adjust */
483 pos_T old_cursor
; /* old cursor position */
484 int newcol
= 0; /* new cursor column */
485 int newindent
= 0; /* auto-indent of the new line */
487 int trunc_line
= FALSE
; /* truncate current line afterwards */
488 int retval
= FALSE
; /* return value, default is FAIL */
490 int extra_len
= 0; /* length of p_extra string */
491 int lead_len
; /* length of comment leader */
492 char_u
*lead_flags
; /* position in 'comments' for comment leader */
493 char_u
*leader
= NULL
; /* copy of comment leader */
495 char_u
*allocated
= NULL
; /* allocated memory */
496 #if defined(FEAT_SMARTINDENT) || defined(FEAT_VREPLACE) || defined(FEAT_LISP) \
497 || defined(FEAT_CINDENT) || defined(FEAT_COMMENTS)
500 int saved_char
= NUL
; /* init for GCC */
501 #if defined(FEAT_SMARTINDENT) || defined(FEAT_COMMENTS)
504 #ifdef FEAT_SMARTINDENT
505 int do_si
= (!p_paste
&& curbuf
->b_p_si
510 int no_si
= FALSE
; /* reset did_si afterwards */
511 int first_char
= NUL
; /* init for GCC */
513 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
516 int did_append
; /* appended a new line */
517 int saved_pi
= curbuf
->b_p_pi
; /* copy of preserveindent setting */
520 * make a copy of the current line so we can mess with it
522 saved_line
= vim_strsave(ml_get_curline());
523 if (saved_line
== NULL
) /* out of memory! */
527 if (State
& VREPLACE_FLAG
)
530 * With VREPLACE we make a copy of the next line, which we will be
531 * starting to replace. First make the new line empty and let vim play
532 * with the indenting and comment leader to its heart's content. Then
533 * we grab what it ended up putting on the new line, put back the
534 * original line, and call ins_char() to put each new character onto
535 * the line, replacing what was there before and pushing the right
536 * stuff onto the replace stack. -- webb.
538 if (curwin
->w_cursor
.lnum
< orig_line_count
)
539 next_line
= vim_strsave(ml_get(curwin
->w_cursor
.lnum
+ 1));
541 next_line
= vim_strsave((char_u
*)"");
542 if (next_line
== NULL
) /* out of memory! */
546 * In VREPLACE mode, a NL replaces the rest of the line, and starts
547 * replacing the next line, so push all of the characters left on the
548 * line onto the replace stack. We'll push any other characters that
549 * might be replaced at the start of the next line (due to autoindent
552 replace_push(NUL
); /* Call twice because BS over NL expects it */
554 p
= saved_line
+ curwin
->w_cursor
.col
;
557 saved_line
[curwin
->w_cursor
.col
] = NUL
;
563 && !(State
& VREPLACE_FLAG
)
567 p_extra
= saved_line
+ curwin
->w_cursor
.col
;
568 #ifdef FEAT_SMARTINDENT
569 if (do_si
) /* need first char after new line break */
571 p
= skipwhite(p_extra
);
576 extra_len
= (int)STRLEN(p_extra
);
578 saved_char
= *p_extra
;
582 u_clearline(); /* cannot do "U" command when adding lines */
583 #ifdef FEAT_SMARTINDENT
589 * If we just did an auto-indent, then we didn't type anything on
590 * the prior line, and it should be truncated. Do this even if 'ai' is not
591 * set because automatically inserting a comment leader also sets did_ai.
593 if (dir
== FORWARD
&& did_ai
)
597 * If 'autoindent' and/or 'smartindent' is set, try to figure out what
598 * indent to use for the new line.
601 #ifdef FEAT_SMARTINDENT
607 * count white space on current line
609 newindent
= get_indent_str(saved_line
, (int)curbuf
->b_p_ts
);
611 newindent
= old_indent
; /* for ^^D command in insert mode */
613 #ifdef FEAT_SMARTINDENT
615 * Do smart indenting.
616 * In insert/replace mode (only when dir == FORWARD)
617 * we may move some text to the next line. If it starts with '{'
618 * don't add an indent. Fixes inserting a NL before '{' in line
621 if (!trunc_line
&& do_si
&& *saved_line
!= NUL
622 && (p_extra
== NULL
|| first_char
!= '{'))
627 old_cursor
= curwin
->w_cursor
;
629 # ifdef FEAT_COMMENTS
630 if (flags
& OPENLINE_DO_COM
)
631 lead_len
= get_leader_len(ptr
, NULL
, FALSE
);
638 * Skip preprocessor directives, unless they are
639 * recognised as comments.
642 # ifdef FEAT_COMMENTS
647 while (ptr
[0] == '#' && curwin
->w_cursor
.lnum
> 1)
648 ptr
= ml_get(--curwin
->w_cursor
.lnum
);
649 newindent
= get_indent();
651 # ifdef FEAT_COMMENTS
652 if (flags
& OPENLINE_DO_COM
)
653 lead_len
= get_leader_len(ptr
, NULL
, FALSE
);
659 * This case gets the following right:
661 * * A comment (read '\' as '/').
664 * This should line up here;
667 if (p
[0] == '/' && p
[1] == '*')
673 if (p
[0] == '/' && p
[-1] == '*')
676 * End of C comment, indent should line up
677 * with the line containing the start of
680 curwin
->w_cursor
.col
= (colnr_T
)(p
- ptr
);
681 if ((pos
= findmatch(NULL
, NUL
)) != NULL
)
683 curwin
->w_cursor
.lnum
= pos
->lnum
;
684 newindent
= get_indent();
690 else /* Not a comment line */
693 /* Find last non-blank in line */
694 p
= ptr
+ STRLEN(ptr
) - 1;
695 while (p
> ptr
&& vim_iswhite(*p
))
700 * find the character just before the '{' or ';'
702 if (last_char
== '{' || last_char
== ';')
706 while (p
> ptr
&& vim_iswhite(*p
))
710 * Try to catch lines that are split over multiple
714 * Should line up here!
719 curwin
->w_cursor
.col
= (colnr_T
)(p
- ptr
);
720 if ((pos
= findmatch(NULL
, '(')) != NULL
)
722 curwin
->w_cursor
.lnum
= pos
->lnum
;
723 newindent
= get_indent();
724 ptr
= ml_get_curline();
728 * If last character is '{' do indent, without
729 * checking for "if" and the like.
731 if (last_char
== '{')
733 did_si
= TRUE
; /* do indent */
734 no_si
= TRUE
; /* don't delete it when '{' typed */
737 * Look for "if" and the like, use 'cinwords'.
738 * Don't do this if the previous line ended in ';' or
741 else if (last_char
!= ';' && last_char
!= '}'
742 && cin_is_cinword(ptr
))
746 else /* dir == BACKWARD */
749 * Skip preprocessor directives, unless they are
750 * recognised as comments.
753 # ifdef FEAT_COMMENTS
758 int was_backslashed
= FALSE
;
760 while ((ptr
[0] == '#' || was_backslashed
) &&
761 curwin
->w_cursor
.lnum
< curbuf
->b_ml
.ml_line_count
)
763 if (*ptr
&& ptr
[STRLEN(ptr
) - 1] == '\\')
764 was_backslashed
= TRUE
;
766 was_backslashed
= FALSE
;
767 ptr
= ml_get(++curwin
->w_cursor
.lnum
);
770 newindent
= 0; /* Got to end of file */
772 newindent
= get_indent();
775 if (*p
== '}') /* if line starts with '}': do indent */
777 else /* can delete indent when '{' typed */
780 curwin
->w_cursor
= old_cursor
;
784 #endif /* FEAT_SMARTINDENT */
791 * Find out if the current line starts with a comment leader.
792 * This may then be inserted in front of the new line.
794 end_comment_pending
= NUL
;
795 if (flags
& OPENLINE_DO_COM
)
796 lead_len
= get_leader_len(saved_line
, &lead_flags
, dir
== BACKWARD
);
801 char_u
*lead_repl
= NULL
; /* replaces comment leader */
802 int lead_repl_len
= 0; /* length of *lead_repl */
803 char_u lead_middle
[COM_MAX_LEN
]; /* middle-comment string */
804 char_u lead_end
[COM_MAX_LEN
]; /* end-comment string */
805 char_u
*comment_end
= NULL
; /* where lead_end has been found */
806 int extra_space
= FALSE
; /* append extra space */
808 int require_blank
= FALSE
; /* requires blank after middle */
812 * If the comment leader has the start, middle or end flag, it may not
813 * be used or may be replaced with the middle leader.
815 for (p
= lead_flags
; *p
&& *p
!= ':'; ++p
)
819 require_blank
= TRUE
;
822 if (*p
== COM_START
|| *p
== COM_MIDDLE
)
828 * Doing "O" on a start of comment does not insert leader.
836 /* find start of middle part */
837 (void)copy_option_part(&p
, lead_middle
, COM_MAX_LEN
, ",");
838 require_blank
= FALSE
;
842 * Isolate the strings of the middle and end leader.
844 while (*p
&& p
[-1] != ':') /* find end of middle flags */
847 require_blank
= TRUE
;
850 (void)copy_option_part(&p
, lead_middle
, COM_MAX_LEN
, ",");
852 while (*p
&& p
[-1] != ':') /* find end of end flags */
854 /* Check whether we allow automatic ending of comments */
855 if (*p
== COM_AUTO_END
)
856 end_comment_pending
= -1; /* means we want to set it */
859 n
= copy_option_part(&p
, lead_end
, COM_MAX_LEN
, ",");
861 if (end_comment_pending
== -1) /* we can set it now */
862 end_comment_pending
= lead_end
[n
- 1];
865 * If the end of the comment is in the same line, don't use
866 * the comment leader.
870 for (p
= saved_line
+ lead_len
; *p
; ++p
)
871 if (STRNCMP(p
, lead_end
, n
) == 0)
880 * Doing "o" on a start of comment inserts the middle leader.
884 if (current_flag
== COM_START
)
886 lead_repl
= lead_middle
;
887 lead_repl_len
= (int)STRLEN(lead_middle
);
891 * If we have hit RETURN immediately after the start
892 * comment leader, then put a space after the middle
893 * comment leader on the next line.
895 if (!vim_iswhite(saved_line
[lead_len
- 1])
897 && (int)curwin
->w_cursor
.col
== lead_len
)
899 && saved_line
[lead_len
] == NUL
)
908 * Doing "o" on the end of a comment does not insert leader.
909 * Remember where the end is, might want to use it to find the
910 * start (for C-comments).
914 comment_end
= skipwhite(saved_line
);
920 * Doing "O" on the end of a comment inserts the middle leader.
921 * Find the string for the middle leader, searching backwards.
923 while (p
> curbuf
->b_p_com
&& *p
!= ',')
925 for (lead_repl
= p
; lead_repl
> curbuf
->b_p_com
926 && lead_repl
[-1] != ':'; --lead_repl
)
928 lead_repl_len
= (int)(p
- lead_repl
);
930 /* We can probably always add an extra space when doing "O" on
934 /* Check whether we allow automatic ending of comments */
935 for (p2
= p
; *p2
&& *p2
!= ':'; p2
++)
937 if (*p2
== COM_AUTO_END
)
938 end_comment_pending
= -1; /* means we want to set it */
940 if (end_comment_pending
== -1)
942 /* Find last character in end-comment string */
943 while (*p2
&& *p2
!= ',')
945 end_comment_pending
= p2
[-1];
952 * Comment leader for first line only: Don't repeat leader
953 * when using "O", blank out leader when using "o".
959 lead_repl
= (char_u
*)"";
967 /* allocate buffer (may concatenate p_exta later) */
968 leader
= alloc(lead_len
+ lead_repl_len
+ extra_space
+
970 allocated
= leader
; /* remember to free it later */
976 vim_strncpy(leader
, saved_line
, lead_len
);
979 * Replace leader with lead_repl, right or left adjusted
981 if (lead_repl
!= NULL
)
986 for (p
= lead_flags
; *p
&& *p
!= ':'; ++p
)
988 if (*p
== COM_RIGHT
|| *p
== COM_LEFT
)
990 else if (VIM_ISDIGIT(*p
) || *p
== '-')
993 if (c
== COM_RIGHT
) /* right adjusted leader */
995 /* find last non-white in the leader to line up with */
996 for (p
= leader
+ lead_len
- 1; p
> leader
997 && vim_iswhite(*p
); --p
)
1002 /* Compute the length of the replaced characters in
1003 * screen characters, not bytes. */
1005 int repl_size
= vim_strnsize(lead_repl
,
1011 while (old_size
< repl_size
&& p
> leader
)
1013 mb_ptr_back(leader
, p
);
1014 old_size
+= ptr2cells(p
);
1016 l
= lead_repl_len
- (int)(endp
- p
);
1018 mch_memmove(endp
+ l
, endp
,
1019 (size_t)((leader
+ lead_len
) - endp
));
1023 if (p
< leader
+ lead_repl_len
)
1028 mch_memmove(p
, lead_repl
, (size_t)lead_repl_len
);
1029 if (p
+ lead_repl_len
> leader
+ lead_len
)
1030 p
[lead_repl_len
] = NUL
;
1032 /* blank-out any other chars from the old leader. */
1033 while (--p
>= leader
)
1036 int l
= mb_head_off(leader
, p
);
1041 if (ptr2cells(p
) > 1)
1046 mch_memmove(p
+ 1, p
+ l
+ 1,
1047 (size_t)((leader
+ lead_len
) - (p
+ l
+ 1)));
1053 if (!vim_iswhite(*p
))
1057 else /* left adjusted leader */
1059 p
= skipwhite(leader
);
1061 /* Compute the length of the replaced characters in
1062 * screen characters, not bytes. Move the part that is
1063 * not to be overwritten. */
1065 int repl_size
= vim_strnsize(lead_repl
,
1070 for (i
= 0; p
[i
] != NUL
&& i
< lead_len
; i
+= l
)
1072 l
= (*mb_ptr2len
)(p
+ i
);
1073 if (vim_strnsize(p
, i
+ l
) > repl_size
)
1076 if (i
!= lead_repl_len
)
1078 mch_memmove(p
+ lead_repl_len
, p
+ i
,
1079 (size_t)(lead_len
- i
- (leader
- p
)));
1080 lead_len
+= lead_repl_len
- i
;
1084 mch_memmove(p
, lead_repl
, (size_t)lead_repl_len
);
1086 /* Replace any remaining non-white chars in the old
1087 * leader by spaces. Keep Tabs, the indent must
1088 * remain the same. */
1089 for (p
+= lead_repl_len
; p
< leader
+ lead_len
; ++p
)
1090 if (!vim_iswhite(*p
))
1092 /* Don't put a space before a TAB. */
1093 if (p
+ 1 < leader
+ lead_len
&& p
[1] == TAB
)
1096 mch_memmove(p
, p
+ 1,
1097 (leader
+ lead_len
) - p
);
1102 int l
= (*mb_ptr2len
)(p
);
1106 if (ptr2cells(p
) > 1)
1108 /* Replace a double-wide char with
1113 mch_memmove(p
+ 1, p
+ l
,
1114 (leader
+ lead_len
) - p
);
1124 /* Recompute the indent, it may have changed. */
1126 #ifdef FEAT_SMARTINDENT
1130 newindent
= get_indent_str(leader
, (int)curbuf
->b_p_ts
);
1132 /* Add the indent offset */
1133 if (newindent
+ off
< 0)
1141 /* Correct trailing spaces for the shift, so that
1142 * alignment remains equal. */
1143 while (off
> 0 && lead_len
> 0
1144 && leader
[lead_len
- 1] == ' ')
1146 /* Don't do it when there is a tab before the space */
1147 if (vim_strchr(skipwhite(leader
), '\t') != NULL
)
1153 /* If the leader ends in white space, don't add an
1155 if (lead_len
> 0 && vim_iswhite(leader
[lead_len
- 1]))
1156 extra_space
= FALSE
;
1157 leader
[lead_len
] = NUL
;
1162 leader
[lead_len
++] = ' ';
1163 leader
[lead_len
] = NUL
;
1169 * if a new indent will be set below, remove the indent that
1170 * is in the comment leader
1173 #ifdef FEAT_SMARTINDENT
1178 while (lead_len
&& vim_iswhite(*leader
))
1187 #ifdef FEAT_SMARTINDENT
1188 did_si
= can_si
= FALSE
;
1191 else if (comment_end
!= NULL
)
1194 * We have finished a comment, so we don't use the leader.
1195 * If this was a C-comment and 'ai' or 'si' is set do a normal
1196 * indent to align with the line containing the start of the
1199 if (comment_end
[0] == '*' && comment_end
[1] == '/' &&
1201 #ifdef FEAT_SMARTINDENT
1206 old_cursor
= curwin
->w_cursor
;
1207 curwin
->w_cursor
.col
= (colnr_T
)(comment_end
- saved_line
);
1208 if ((pos
= findmatch(NULL
, NUL
)) != NULL
)
1210 curwin
->w_cursor
.lnum
= pos
->lnum
;
1211 newindent
= get_indent();
1213 curwin
->w_cursor
= old_cursor
;
1219 /* (State == INSERT || State == REPLACE), only when dir == FORWARD */
1220 if (p_extra
!= NULL
)
1222 *p_extra
= saved_char
; /* restore char that NUL replaced */
1225 * When 'ai' set or "flags" has OPENLINE_DELSPACES, skip to the first
1228 * When in REPLACE mode, put the deleted blanks on the replace stack,
1229 * preceded by a NUL, so they can be put back when a BS is entered.
1231 if (REPLACE_NORMAL(State
))
1232 replace_push(NUL
); /* end of extra blanks */
1233 if (curbuf
->b_p_ai
|| (flags
& OPENLINE_DELSPACES
))
1235 while ((*p_extra
== ' ' || *p_extra
== '\t')
1238 || !utf_iscomposing(utf_ptr2char(p_extra
+ 1)))
1242 if (REPLACE_NORMAL(State
))
1243 replace_push(*p_extra
);
1248 if (*p_extra
!= NUL
)
1249 did_ai
= FALSE
; /* append some text, don't truncate now */
1251 /* columns for marks adjusted for removed columns */
1252 less_cols
= (int)(p_extra
- saved_line
);
1255 if (p_extra
== NULL
)
1256 p_extra
= (char_u
*)""; /* append empty line */
1258 #ifdef FEAT_COMMENTS
1259 /* concatenate leader and p_extra, if there is a leader */
1262 STRCAT(leader
, p_extra
);
1264 did_ai
= TRUE
; /* So truncating blanks works with comments */
1265 less_cols
-= lead_len
;
1268 end_comment_pending
= NUL
; /* turns out there was no leader */
1271 old_cursor
= curwin
->w_cursor
;
1272 if (dir
== BACKWARD
)
1273 --curwin
->w_cursor
.lnum
;
1274 #ifdef FEAT_VREPLACE
1275 if (!(State
& VREPLACE_FLAG
) || old_cursor
.lnum
>= orig_line_count
)
1278 if (ml_append(curwin
->w_cursor
.lnum
, p_extra
, (colnr_T
)0, FALSE
)
1281 /* Postpone calling changed_lines(), because it would mess up folding
1283 mark_adjust(curwin
->w_cursor
.lnum
+ 1, (linenr_T
)MAXLNUM
, 1L, 0L);
1286 #ifdef FEAT_VREPLACE
1290 * In VREPLACE mode we are starting to replace the next line.
1292 curwin
->w_cursor
.lnum
++;
1293 if (curwin
->w_cursor
.lnum
>= Insstart
.lnum
+ vr_lines_changed
)
1295 /* In case we NL to a new line, BS to the previous one, and NL
1296 * again, we don't want to save the new line for undo twice.
1298 (void)u_save_cursor(); /* errors are ignored! */
1301 ml_replace(curwin
->w_cursor
.lnum
, p_extra
, TRUE
);
1302 changed_bytes(curwin
->w_cursor
.lnum
, 0);
1303 curwin
->w_cursor
.lnum
--;
1309 #ifdef FEAT_SMARTINDENT
1314 ++curwin
->w_cursor
.lnum
;
1315 #ifdef FEAT_SMARTINDENT
1319 newindent
-= newindent
% (int)curbuf
->b_p_sw
;
1320 newindent
+= (int)curbuf
->b_p_sw
;
1323 /* Copy the indent only if expand tab is disabled */
1324 if (curbuf
->b_p_ci
&& !curbuf
->b_p_et
)
1326 (void)copy_indent(newindent
, saved_line
);
1329 * Set the 'preserveindent' option so that any further screwing
1330 * with the line doesn't entirely destroy our efforts to preserve
1331 * it. It gets restored at the function end.
1333 curbuf
->b_p_pi
= TRUE
;
1336 (void)set_indent(newindent
, SIN_INSERT
);
1337 less_cols
-= curwin
->w_cursor
.col
;
1339 ai_col
= curwin
->w_cursor
.col
;
1342 * In REPLACE mode, for each character in the new indent, there must
1343 * be a NUL on the replace stack, for when it is deleted with BS
1345 if (REPLACE_NORMAL(State
))
1346 for (n
= 0; n
< (int)curwin
->w_cursor
.col
; ++n
)
1348 newcol
+= curwin
->w_cursor
.col
;
1349 #ifdef FEAT_SMARTINDENT
1355 #ifdef FEAT_COMMENTS
1357 * In REPLACE mode, for each character in the extra leader, there must be
1358 * a NUL on the replace stack, for when it is deleted with BS.
1360 if (REPLACE_NORMAL(State
))
1361 while (lead_len
-- > 0)
1365 curwin
->w_cursor
= old_cursor
;
1369 if (trunc_line
|| (State
& INSERT
))
1371 /* truncate current line at cursor */
1372 saved_line
[curwin
->w_cursor
.col
] = NUL
;
1373 /* Remove trailing white space, unless OPENLINE_KEEPTRAIL used. */
1374 if (trunc_line
&& !(flags
& OPENLINE_KEEPTRAIL
))
1375 truncate_spaces(saved_line
);
1376 ml_replace(curwin
->w_cursor
.lnum
, saved_line
, FALSE
);
1380 changed_lines(curwin
->w_cursor
.lnum
, curwin
->w_cursor
.col
,
1381 curwin
->w_cursor
.lnum
+ 1, 1L);
1384 /* Move marks after the line break to the new line. */
1385 if (flags
& OPENLINE_MARKFIX
)
1386 mark_col_adjust(curwin
->w_cursor
.lnum
,
1387 curwin
->w_cursor
.col
+ less_cols_off
,
1388 1L, (long)-less_cols
);
1391 changed_bytes(curwin
->w_cursor
.lnum
, curwin
->w_cursor
.col
);
1395 * Put the cursor on the new line. Careful: the scrollup() above may
1396 * have moved w_cursor, we must use old_cursor.
1398 curwin
->w_cursor
.lnum
= old_cursor
.lnum
+ 1;
1401 changed_lines(curwin
->w_cursor
.lnum
, 0, curwin
->w_cursor
.lnum
, 1L);
1403 curwin
->w_cursor
.col
= newcol
;
1404 #ifdef FEAT_VIRTUALEDIT
1405 curwin
->w_cursor
.coladd
= 0;
1408 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
1410 * In VREPLACE mode, we are handling the replace stack ourselves, so stop
1411 * fixthisline() from doing it (via change_indent()) by telling it we're in
1412 * normal INSERT mode.
1414 if (State
& VREPLACE_FLAG
)
1416 vreplace_mode
= State
; /* So we know to put things right later */
1424 * May do lisp indenting.
1427 # ifdef FEAT_COMMENTS
1433 fixthisline(get_lisp_indent
);
1434 p
= ml_get_curline();
1435 ai_col
= (colnr_T
)(skipwhite(p
) - p
);
1440 * May do indenting after opening a new line.
1445 || *curbuf
->b_p_inde
!= NUL
1448 && in_cinkeys(dir
== FORWARD
1450 : KEY_OPEN_BACK
, ' ', linewhite(curwin
->w_cursor
.lnum
)))
1453 p
= ml_get_curline();
1454 ai_col
= (colnr_T
)(skipwhite(p
) - p
);
1457 #if defined(FEAT_VREPLACE) && (defined(FEAT_LISP) || defined(FEAT_CINDENT))
1458 if (vreplace_mode
!= 0)
1459 State
= vreplace_mode
;
1462 #ifdef FEAT_VREPLACE
1464 * Finally, VREPLACE gets the stuff on the new line, then puts back the
1465 * original line, and inserts the new stuff char by char, pushing old stuff
1466 * onto the replace stack (via ins_char()).
1468 if (State
& VREPLACE_FLAG
)
1470 /* Put new line in p_extra */
1471 p_extra
= vim_strsave(ml_get_curline());
1472 if (p_extra
== NULL
)
1475 /* Put back original line */
1476 ml_replace(curwin
->w_cursor
.lnum
, next_line
, FALSE
);
1478 /* Insert new stuff into line again */
1479 curwin
->w_cursor
.col
= 0;
1480 #ifdef FEAT_VIRTUALEDIT
1481 curwin
->w_cursor
.coladd
= 0;
1483 ins_bytes(p_extra
); /* will call changed_bytes() */
1489 retval
= TRUE
; /* success! */
1491 curbuf
->b_p_pi
= saved_pi
;
1492 vim_free(saved_line
);
1493 vim_free(next_line
);
1494 vim_free(allocated
);
1498 #if defined(FEAT_COMMENTS) || defined(PROTO)
1500 * get_leader_len() returns the length of the prefix of the given string
1501 * which introduces a comment. If this string is not a comment then 0 is
1503 * When "flags" is not NULL, it is set to point to the flags of the recognized
1505 * "backward" must be true for the "O" command.
1508 get_leader_len(line
, flags
, backward
)
1514 int got_com
= FALSE
;
1516 char_u part_buf
[COM_MAX_LEN
]; /* buffer for one option part */
1517 char_u
*string
; /* pointer to comment string */
1521 while (vim_iswhite(line
[i
])) /* leading white space is ignored */
1525 * Repeat to match several nested comment strings.
1530 * scan through the 'comments' option for a match
1533 for (list
= curbuf
->b_p_com
; *list
; )
1536 * Get one option part into part_buf[]. Advance list to next one.
1537 * put string at start of string.
1539 if (!got_com
&& flags
!= NULL
) /* remember where flags started */
1541 (void)copy_option_part(&list
, part_buf
, COM_MAX_LEN
, ",");
1542 string
= vim_strchr(part_buf
, ':');
1543 if (string
== NULL
) /* missing ':', ignore this part */
1545 *string
++ = NUL
; /* isolate flags from string */
1548 * When already found a nested comment, only accept further
1551 if (got_com
&& vim_strchr(part_buf
, COM_NEST
) == NULL
)
1554 /* When 'O' flag used don't use for "O" command */
1555 if (backward
&& vim_strchr(part_buf
, COM_NOBACK
) != NULL
)
1559 * Line contents and string must match.
1560 * When string starts with white space, must have some white space
1561 * (but the amount does not need to match, there might be a mix of
1564 if (vim_iswhite(string
[0]))
1566 if (i
== 0 || !vim_iswhite(line
[i
- 1]))
1568 while (vim_iswhite(string
[0]))
1571 for (j
= 0; string
[j
] != NUL
&& string
[j
] == line
[i
+ j
]; ++j
)
1573 if (string
[j
] != NUL
)
1577 * When 'b' flag used, there must be white space or an
1578 * end-of-line after the string in the line.
1580 if (vim_strchr(part_buf
, COM_BLANK
) != NULL
1581 && !vim_iswhite(line
[i
+ j
]) && line
[i
+ j
] != NUL
)
1585 * We have found a match, stop searching.
1594 * No match found, stop scanning.
1600 * Include any trailing white space.
1602 while (vim_iswhite(line
[i
]))
1606 * If this comment doesn't nest, stop here.
1608 if (vim_strchr(part_buf
, COM_NEST
) == NULL
)
1611 return (got_com
? i
: 0);
1616 * Return the number of window lines occupied by buffer line "lnum".
1622 return plines_win(curwin
, lnum
, TRUE
);
1626 plines_win(wp
, lnum
, winheight
)
1629 int winheight
; /* when TRUE limit to window height */
1631 #if defined(FEAT_DIFF) || defined(PROTO)
1632 /* Check for filler lines above this buffer line. When folded the result
1633 * is one line anyway. */
1634 return plines_win_nofill(wp
, lnum
, winheight
) + diff_check_fill(wp
, lnum
);
1641 return plines_win_nofill(curwin
, lnum
, TRUE
);
1645 plines_win_nofill(wp
, lnum
, winheight
)
1648 int winheight
; /* when TRUE limit to window height */
1656 #ifdef FEAT_VERTSPLIT
1657 if (wp
->w_width
== 0)
1662 /* A folded lines is handled just like an empty line. */
1663 /* NOTE: Caller must handle lines that are MAYBE folded. */
1664 if (lineFolded(wp
, lnum
) == TRUE
)
1668 lines
= plines_win_nofold(wp
, lnum
);
1669 if (winheight
> 0 && lines
> wp
->w_height
)
1670 return (int)wp
->w_height
;
1675 * Return number of window lines physical line "lnum" will occupy in window
1676 * "wp". Does not care about folding, 'wrap' or 'diff'.
1679 plines_win_nofold(wp
, lnum
)
1687 s
= ml_get_buf(wp
->w_buffer
, lnum
, FALSE
);
1688 if (*s
== NUL
) /* empty line */
1690 col
= win_linetabsize(wp
, s
, (colnr_T
)MAXCOL
);
1693 * If list mode is on, then the '$' at the end of the line may take up one
1696 if (wp
->w_p_list
&& lcs_eol
!= NUL
)
1700 * Add column offset for 'number' and 'foldcolumn'.
1702 width
= W_WIDTH(wp
) - win_col_off(wp
);
1708 width
+= win_col_off2(wp
);
1709 return (col
+ (width
- 1)) / width
+ 1;
1713 * Like plines_win(), but only reports the number of physical screen lines
1714 * used from the start of the line to the given column number.
1717 plines_win_col(wp
, lnum
, column
)
1728 /* Check for filler lines above this buffer line. When folded the result
1729 * is one line anyway. */
1730 lines
= diff_check_fill(wp
, lnum
);
1736 #ifdef FEAT_VERTSPLIT
1737 if (wp
->w_width
== 0)
1741 s
= ml_get_buf(wp
->w_buffer
, lnum
, FALSE
);
1744 while (*s
!= NUL
&& --column
>= 0)
1746 col
+= win_lbr_chartabsize(wp
, s
, (colnr_T
)col
, NULL
);
1751 * If *s is a TAB, and the TAB is not displayed as ^I, and we're not in
1752 * INSERT mode, then col must be adjusted so that it represents the last
1753 * screen position of the TAB. This only fixes an error when the TAB wraps
1754 * from one screen line to the next (when 'columns' is not a multiple of
1757 if (*s
== TAB
&& (State
& NORMAL
) && (!wp
->w_p_list
|| lcs_tab1
))
1758 col
+= win_lbr_chartabsize(wp
, s
, (colnr_T
)col
, NULL
) - 1;
1761 * Add column offset for 'number', 'foldcolumn', etc.
1763 width
= W_WIDTH(wp
) - win_col_off(wp
);
1769 lines
+= (col
- width
) / (width
+ win_col_off2(wp
)) + 1;
1774 plines_m_win(wp
, first
, last
)
1776 linenr_T first
, last
;
1780 while (first
<= last
)
1785 /* Check if there are any really folded lines, but also included lines
1786 * that are maybe folded. */
1787 x
= foldedCount(wp
, first
, NULL
);
1790 ++count
; /* count 1 for "+-- folded" line */
1797 if (first
== wp
->w_topline
)
1798 count
+= plines_win_nofill(wp
, first
, TRUE
) + wp
->w_topfill
;
1801 count
+= plines_win(wp
, first
, TRUE
);
1808 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) || defined(PROTO)
1810 * Insert string "p" at the cursor position. Stops at a NUL byte.
1811 * Handles Replace mode and multi-byte characters.
1817 ins_bytes_len(p
, (int)STRLEN(p
));
1821 #if defined(FEAT_VREPLACE) || defined(FEAT_INS_EXPAND) \
1822 || defined(FEAT_COMMENTS) || defined(FEAT_MBYTE) || defined(PROTO)
1824 * Insert string "p" with length "len" at the cursor position.
1825 * Handles Replace mode and multi-byte characters.
1828 ins_bytes_len(p
, len
)
1836 for (i
= 0; i
< len
; i
+= n
)
1838 n
= (*mb_ptr2len
)(p
+ i
);
1839 ins_char_bytes(p
+ i
, n
);
1842 for (i
= 0; i
< len
; ++i
)
1849 * Insert or replace a single character at the cursor position.
1850 * When in REPLACE or VREPLACE mode, replace any existing character.
1851 * Caller must have prepared for undo.
1852 * For multi-byte characters we get the whole character, the caller must
1853 * convert bytes to a character.
1859 #if defined(FEAT_MBYTE) || defined(PROTO)
1860 char_u buf
[MB_MAXBYTES
];
1863 n
= (*mb_char2bytes
)(c
, buf
);
1865 /* When "c" is 0x100, 0x200, etc. we don't want to insert a NUL byte.
1866 * Happens for CTRL-Vu9900. */
1870 ins_char_bytes(buf
, n
);
1874 ins_char_bytes(buf
, charlen
)
1881 int newlen
; /* nr of bytes inserted */
1882 int oldlen
; /* nr of bytes deleted (0 when not replacing) */
1886 int linelen
; /* length of old line including NUL */
1888 linenr_T lnum
= curwin
->w_cursor
.lnum
;
1891 #ifdef FEAT_VIRTUALEDIT
1892 /* Break tabs if needed. */
1893 if (virtual_active() && curwin
->w_cursor
.coladd
> 0)
1894 coladvance_force(getviscol());
1897 col
= curwin
->w_cursor
.col
;
1898 oldp
= ml_get(lnum
);
1899 linelen
= (int)STRLEN(oldp
) + 1;
1901 /* The lengths default to the values for when not replacing. */
1909 if (State
& REPLACE_FLAG
)
1911 #ifdef FEAT_VREPLACE
1912 if (State
& VREPLACE_FLAG
)
1914 colnr_T new_vcol
= 0; /* init for GCC */
1922 * Disable 'list' temporarily, unless 'cpo' contains the 'L' flag.
1923 * Returns the old value of list, so when finished,
1924 * curwin->w_p_list should be set back to this.
1926 old_list
= curwin
->w_p_list
;
1927 if (old_list
&& vim_strchr(p_cpo
, CPO_LISTWM
) == NULL
)
1928 curwin
->w_p_list
= FALSE
;
1931 * In virtual replace mode each character may replace one or more
1932 * characters (zero if it's a TAB). Count the number of bytes to
1933 * be deleted to make room for the new character, counting screen
1934 * cells. May result in adding spaces to fill a gap.
1936 getvcol(curwin
, &curwin
->w_cursor
, NULL
, &vcol
, NULL
);
1941 new_vcol
= vcol
+ chartabsize(buf
, vcol
);
1942 while (oldp
[col
+ oldlen
] != NUL
&& vcol
< new_vcol
)
1944 vcol
+= chartabsize(oldp
+ col
+ oldlen
, vcol
);
1945 /* Don't need to remove a TAB that takes us to the right
1947 if (vcol
> new_vcol
&& oldp
[col
+ oldlen
] == TAB
)
1950 oldlen
+= (*mb_ptr2len
)(oldp
+ col
+ oldlen
);
1954 /* Deleted a bit too much, insert spaces. */
1955 if (vcol
> new_vcol
)
1956 newlen
+= vcol
- new_vcol
;
1958 curwin
->w_p_list
= old_list
;
1962 if (oldp
[col
] != NUL
)
1964 /* normal replace */
1966 oldlen
= (*mb_ptr2len
)(oldp
+ col
);
1973 /* Push the replaced bytes onto the replace stack, so that they can be
1974 * put back when BS is used. The bytes of a multi-byte character are
1975 * done the other way around, so that the first byte is popped off
1976 * first (it tells the byte length of the character). */
1978 for (i
= 0; i
< oldlen
; ++i
)
1981 l
= (*mb_ptr2len
)(oldp
+ col
+ i
) - 1;
1982 for (j
= l
; j
>= 0; --j
)
1983 replace_push(oldp
[col
+ i
+ j
]);
1986 replace_push(oldp
[col
+ i
]);
1991 newp
= alloc_check((unsigned)(linelen
+ newlen
- oldlen
));
1995 /* Copy bytes before the cursor. */
1997 mch_memmove(newp
, oldp
, (size_t)col
);
1999 /* Copy bytes after the changed character(s). */
2001 mch_memmove(p
+ newlen
, oldp
+ col
+ oldlen
,
2002 (size_t)(linelen
- col
- oldlen
));
2004 /* Insert or overwrite the new character. */
2006 mch_memmove(p
, buf
, charlen
);
2013 /* Fill with spaces when necessary. */
2017 /* Replace the line in the buffer. */
2018 ml_replace(lnum
, newp
, FALSE
);
2020 /* mark the buffer as changed and prepare for displaying */
2021 changed_bytes(lnum
, col
);
2024 * If we're in Insert or Replace mode and 'showmatch' is set, then briefly
2025 * show the match for right parens and braces.
2027 if (p_sm
&& (State
& INSERT
)
2032 #ifdef FEAT_INS_EXPAND
2033 && !ins_compl_active()
2038 #ifdef FEAT_RIGHTLEFT
2039 if (!p_ri
|| (State
& REPLACE_FLAG
))
2042 /* Normal insert: move cursor right */
2044 curwin
->w_cursor
.col
+= charlen
;
2046 ++curwin
->w_cursor
.col
;
2050 * TODO: should try to update w_row here, to avoid recomputing it later.
2055 * Insert a string at the cursor position.
2056 * Note: Does NOT handle Replace mode.
2057 * Caller must have prepared for undo.
2063 char_u
*oldp
, *newp
;
2064 int newlen
= (int)STRLEN(s
);
2067 linenr_T lnum
= curwin
->w_cursor
.lnum
;
2069 #ifdef FEAT_VIRTUALEDIT
2070 if (virtual_active() && curwin
->w_cursor
.coladd
> 0)
2071 coladvance_force(getviscol());
2074 col
= curwin
->w_cursor
.col
;
2075 oldp
= ml_get(lnum
);
2076 oldlen
= (int)STRLEN(oldp
);
2078 newp
= alloc_check((unsigned)(oldlen
+ newlen
+ 1));
2082 mch_memmove(newp
, oldp
, (size_t)col
);
2083 mch_memmove(newp
+ col
, s
, (size_t)newlen
);
2084 mch_memmove(newp
+ col
+ newlen
, oldp
+ col
, (size_t)(oldlen
- col
+ 1));
2085 ml_replace(lnum
, newp
, FALSE
);
2086 changed_bytes(lnum
, col
);
2087 curwin
->w_cursor
.col
+= newlen
;
2091 * Delete one character under the cursor.
2092 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
2093 * Caller must have prepared for undo.
2095 * return FAIL for failure, OK otherwise
2104 /* Make sure the cursor is at the start of a character. */
2106 if (*ml_get_cursor() == NUL
)
2108 return del_chars(1L, fixpos
);
2111 return del_bytes(1L, fixpos
, TRUE
);
2114 #if defined(FEAT_MBYTE) || defined(PROTO)
2116 * Like del_bytes(), but delete characters instead of bytes.
2119 del_chars(count
, fixpos
)
2128 p
= ml_get_cursor();
2129 for (i
= 0; i
< count
&& *p
!= NUL
; ++i
)
2131 l
= (*mb_ptr2len
)(p
);
2135 return del_bytes(bytes
, fixpos
, TRUE
);
2140 * Delete "count" bytes under the cursor.
2141 * If "fixpos" is TRUE, don't leave the cursor on the NUL after the line.
2142 * Caller must have prepared for undo.
2144 * return FAIL for failure, OK otherwise
2148 del_bytes(count
, fixpos_arg
, use_delcombine
)
2151 int use_delcombine
; /* 'delcombine' option applies */
2153 char_u
*oldp
, *newp
;
2155 linenr_T lnum
= curwin
->w_cursor
.lnum
;
2156 colnr_T col
= curwin
->w_cursor
.col
;
2159 int fixpos
= fixpos_arg
;
2161 oldp
= ml_get(lnum
);
2162 oldlen
= (int)STRLEN(oldp
);
2165 * Can't do anything when the cursor is on the NUL after the line.
2171 /* If 'delcombine' is set and deleting (less than) one character, only
2172 * delete the last combining character. */
2173 if (p_deco
&& use_delcombine
&& enc_utf8
2174 && utfc_ptr2len(oldp
+ col
) >= count
)
2179 (void)utfc_ptr2char(oldp
+ col
, cc
);
2182 /* Find the last composing char, there can be several. */
2187 count
= utf_ptr2len(oldp
+ n
);
2189 } while (UTF_COMPOSINGLIKE(oldp
+ col
, oldp
+ n
));
2196 * When count is too big, reduce it.
2198 movelen
= (long)oldlen
- (long)col
- count
+ 1; /* includes trailing NUL */
2202 * If we just took off the last character of a non-blank line, and
2203 * fixpos is TRUE, we don't want to end up positioned at the NUL,
2204 * unless "restart_edit" is set or 'virtualedit' contains "onemore".
2206 if (col
> 0 && fixpos
&& restart_edit
== 0
2207 #ifdef FEAT_VIRTUALEDIT
2208 && (ve_flags
& VE_ONEMORE
) == 0
2212 --curwin
->w_cursor
.col
;
2213 #ifdef FEAT_VIRTUALEDIT
2214 curwin
->w_cursor
.coladd
= 0;
2218 curwin
->w_cursor
.col
-=
2219 (*mb_head_off
)(oldp
, oldp
+ curwin
->w_cursor
.col
);
2222 count
= oldlen
- col
;
2227 * If the old line has been allocated the deletion can be done in the
2228 * existing line. Otherwise a new line has to be allocated
2230 was_alloced
= ml_line_alloced(); /* check if oldp was allocated */
2231 #ifdef FEAT_NETBEANS_INTG
2232 if (was_alloced
&& usingNetbeans
)
2233 netbeans_removed(curbuf
, lnum
, col
, count
);
2234 /* else is handled by ml_replace() */
2237 newp
= oldp
; /* use same allocated memory */
2239 { /* need to allocate a new line */
2240 newp
= alloc((unsigned)(oldlen
+ 1 - count
));
2243 mch_memmove(newp
, oldp
, (size_t)col
);
2245 mch_memmove(newp
+ col
, oldp
+ col
+ count
, (size_t)movelen
);
2247 ml_replace(lnum
, newp
, FALSE
);
2249 /* mark the buffer as changed and prepare for displaying */
2250 changed_bytes(lnum
, curwin
->w_cursor
.col
);
2256 * Delete from cursor to end of line.
2257 * Caller must have prepared for undo.
2259 * return FAIL for failure, OK otherwise
2262 truncate_line(fixpos
)
2263 int fixpos
; /* if TRUE fix the cursor position when done */
2266 linenr_T lnum
= curwin
->w_cursor
.lnum
;
2267 colnr_T col
= curwin
->w_cursor
.col
;
2270 newp
= vim_strsave((char_u
*)"");
2272 newp
= vim_strnsave(ml_get(lnum
), col
);
2277 ml_replace(lnum
, newp
, FALSE
);
2279 /* mark the buffer as changed and prepare for displaying */
2280 changed_bytes(lnum
, curwin
->w_cursor
.col
);
2283 * If "fixpos" is TRUE we don't want to end up positioned at the NUL.
2285 if (fixpos
&& curwin
->w_cursor
.col
> 0)
2286 --curwin
->w_cursor
.col
;
2292 * Delete "nlines" lines at the cursor.
2293 * Saves the lines for undo first if "undo" is TRUE.
2296 del_lines(nlines
, undo
)
2297 long nlines
; /* number of lines to delete */
2298 int undo
; /* if TRUE, prepare for undo */
2305 /* save the deleted lines for undo */
2306 if (undo
&& u_savedel(curwin
->w_cursor
.lnum
, nlines
) == FAIL
)
2309 for (n
= 0; n
< nlines
; )
2311 if (curbuf
->b_ml
.ml_flags
& ML_EMPTY
) /* nothing to delete */
2314 ml_delete(curwin
->w_cursor
.lnum
, TRUE
);
2317 /* If we delete the last line in the file, stop */
2318 if (curwin
->w_cursor
.lnum
> curbuf
->b_ml
.ml_line_count
)
2321 /* adjust marks, mark the buffer as changed and prepare for displaying */
2322 deleted_lines_mark(curwin
->w_cursor
.lnum
, n
);
2324 curwin
->w_cursor
.col
= 0;
2325 check_cursor_lnum();
2332 char_u
*ptr
= ml_get_pos(pos
);
2336 return (*mb_ptr2char
)(ptr
);
2346 return (*mb_ptr2char
)(ml_get_cursor());
2348 return (int)*ml_get_cursor();
2352 * Write a character at the current cursor position.
2353 * It is directly written into the block.
2359 *(ml_get_buf(curbuf
, curwin
->w_cursor
.lnum
, TRUE
)
2360 + curwin
->w_cursor
.col
) = c
;
2363 #if 0 /* not used */
2365 * Put *pos at end of current buffer
2373 pos
->lnum
= curbuf
->b_ml
.ml_line_count
;
2375 p
= ml_get(pos
->lnum
);
2382 * When extra == 0: Return TRUE if the cursor is before or on the first
2383 * non-blank in the line.
2384 * When extra == 1: Return TRUE if the cursor is before the first non-blank in
2394 for (col
= 0, ptr
= ml_get_curline(); vim_iswhite(*ptr
); ++col
)
2396 if (col
>= curwin
->w_cursor
.col
+ extra
)
2403 * Skip to next part of an option argument: Skip space and comma.
2406 skip_to_option_part(p
)
2417 * changed() is called when something in the current buffer is changed.
2419 * Most often called through changed_bytes() and changed_lines(), which also
2420 * mark the area of the display to be redrawn.
2425 #if defined(FEAT_XIM) && defined(FEAT_GUI_GTK)
2426 /* The text of the preediting area is inserted, but this doesn't
2427 * mean a change of the buffer yet. That is delayed until the
2428 * text is committed. (this means preedit becomes empty) */
2429 if (im_is_preediting() && !xim_changed_while_preediting
)
2431 xim_changed_while_preediting
= FALSE
;
2434 if (!curbuf
->b_changed
)
2436 int save_msg_scroll
= msg_scroll
;
2438 /* Give a warning about changing a read-only file. This may also
2439 * check-out the file, thus change "curbuf"! */
2442 /* Create a swap file if that is wanted.
2443 * Don't do this for "nofile" and "nowrite" buffer types. */
2444 if (curbuf
->b_may_swap
2445 #ifdef FEAT_QUICKFIX
2446 && !bt_dontwrite(curbuf
)
2450 ml_open_file(curbuf
);
2452 /* The ml_open_file() can cause an ATTENTION message.
2453 * Wait two seconds, to make sure the user reads this unexpected
2454 * message. Since we could be anywhere, call wait_return() now,
2455 * and don't let the emsg() set msg_scroll. */
2456 if (need_wait_return
&& emsg_silent
== 0)
2459 ui_delay(2000L, TRUE
);
2461 msg_scroll
= save_msg_scroll
;
2464 curbuf
->b_changed
= TRUE
;
2465 ml_setflags(curbuf
);
2467 check_status(curbuf
);
2468 redraw_tabline
= TRUE
;
2471 need_maketitle
= TRUE
; /* set window title later */
2474 ++curbuf
->b_changedtick
;
2477 static void changedOneline
__ARGS((buf_T
*buf
, linenr_T lnum
));
2478 static void changed_lines_buf
__ARGS((buf_T
*buf
, linenr_T lnum
, linenr_T lnume
, long xtra
));
2479 static void changed_common
__ARGS((linenr_T lnum
, colnr_T col
, linenr_T lnume
, long xtra
));
2482 * Changed bytes within a single line for the current buffer.
2483 * - marks the windows on this buffer to be redisplayed
2484 * - marks the buffer changed by calling changed()
2485 * - invalidates cached values
2488 changed_bytes(lnum
, col
)
2492 changedOneline(curbuf
, lnum
);
2493 changed_common(lnum
, col
, lnum
+ 1, 0L);
2496 /* Diff highlighting in other diff windows may need to be updated too. */
2497 if (curwin
->w_p_diff
)
2502 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
2503 if (wp
->w_p_diff
&& wp
!= curwin
)
2505 redraw_win_later(wp
, VALID
);
2506 wlnum
= diff_lnum_win(lnum
, wp
);
2508 changedOneline(wp
->w_buffer
, wlnum
);
2515 changedOneline(buf
, lnum
)
2521 /* find the maximum area that must be redisplayed */
2522 if (lnum
< buf
->b_mod_top
)
2523 buf
->b_mod_top
= lnum
;
2524 else if (lnum
>= buf
->b_mod_bot
)
2525 buf
->b_mod_bot
= lnum
+ 1;
2529 /* set the area that must be redisplayed to one line */
2530 buf
->b_mod_set
= TRUE
;
2531 buf
->b_mod_top
= lnum
;
2532 buf
->b_mod_bot
= lnum
+ 1;
2533 buf
->b_mod_xlines
= 0;
2538 * Appended "count" lines below line "lnum" in the current buffer.
2539 * Must be called AFTER the change and after mark_adjust().
2540 * Takes care of marking the buffer to be redrawn and sets the changed flag.
2543 appended_lines(lnum
, count
)
2547 changed_lines(lnum
+ 1, 0, lnum
+ 1, count
);
2551 * Like appended_lines(), but adjust marks first.
2554 appended_lines_mark(lnum
, count
)
2558 mark_adjust(lnum
+ 1, (linenr_T
)MAXLNUM
, count
, 0L);
2559 changed_lines(lnum
+ 1, 0, lnum
+ 1, count
);
2563 * Deleted "count" lines at line "lnum" in the current buffer.
2564 * Must be called AFTER the change and after mark_adjust().
2565 * Takes care of marking the buffer to be redrawn and sets the changed flag.
2568 deleted_lines(lnum
, count
)
2572 changed_lines(lnum
, 0, lnum
+ count
, -count
);
2576 * Like deleted_lines(), but adjust marks first.
2579 deleted_lines_mark(lnum
, count
)
2583 mark_adjust(lnum
, (linenr_T
)(lnum
+ count
- 1), (long)MAXLNUM
, -count
);
2584 changed_lines(lnum
, 0, lnum
+ count
, -count
);
2588 * Changed lines for the current buffer.
2589 * Must be called AFTER the change and after mark_adjust().
2590 * - mark the buffer changed by calling changed()
2591 * - mark the windows on this buffer to be redisplayed
2592 * - invalidate cached values
2593 * "lnum" is the first line that needs displaying, "lnume" the first line
2594 * below the changed lines (BEFORE the change).
2595 * When only inserting lines, "lnum" and "lnume" are equal.
2596 * Takes care of calling changed() and updating b_mod_*.
2599 changed_lines(lnum
, col
, lnume
, xtra
)
2600 linenr_T lnum
; /* first line with change */
2601 colnr_T col
; /* column in first line with change */
2602 linenr_T lnume
; /* line below last changed line */
2603 long xtra
; /* number of extra lines (negative when deleting) */
2605 changed_lines_buf(curbuf
, lnum
, lnume
, xtra
);
2608 if (xtra
== 0 && curwin
->w_p_diff
)
2610 /* When the number of lines doesn't change then mark_adjust() isn't
2611 * called and other diff buffers still need to be marked for
2616 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
2617 if (wp
->w_p_diff
&& wp
!= curwin
)
2619 redraw_win_later(wp
, VALID
);
2620 wlnum
= diff_lnum_win(lnum
, wp
);
2622 changed_lines_buf(wp
->w_buffer
, wlnum
,
2623 lnume
- lnum
+ wlnum
, 0L);
2628 changed_common(lnum
, col
, lnume
, xtra
);
2632 changed_lines_buf(buf
, lnum
, lnume
, xtra
)
2634 linenr_T lnum
; /* first line with change */
2635 linenr_T lnume
; /* line below last changed line */
2636 long xtra
; /* number of extra lines (negative when deleting) */
2640 /* find the maximum area that must be redisplayed */
2641 if (lnum
< buf
->b_mod_top
)
2642 buf
->b_mod_top
= lnum
;
2643 if (lnum
< buf
->b_mod_bot
)
2645 /* adjust old bot position for xtra lines */
2646 buf
->b_mod_bot
+= xtra
;
2647 if (buf
->b_mod_bot
< lnum
)
2648 buf
->b_mod_bot
= lnum
;
2650 if (lnume
+ xtra
> buf
->b_mod_bot
)
2651 buf
->b_mod_bot
= lnume
+ xtra
;
2652 buf
->b_mod_xlines
+= xtra
;
2656 /* set the area that must be redisplayed */
2657 buf
->b_mod_set
= TRUE
;
2658 buf
->b_mod_top
= lnum
;
2659 buf
->b_mod_bot
= lnume
+ xtra
;
2660 buf
->b_mod_xlines
= xtra
;
2665 changed_common(lnum
, col
, lnume
, xtra
)
2673 #ifdef FEAT_JUMPLIST
2679 /* mark the buffer as modified */
2682 /* set the '. mark */
2683 if (!cmdmod
.keepjumps
)
2685 curbuf
->b_last_change
.lnum
= lnum
;
2686 curbuf
->b_last_change
.col
= col
;
2688 #ifdef FEAT_JUMPLIST
2689 /* Create a new entry if a new undo-able change was started or we
2690 * don't have an entry yet. */
2691 if (curbuf
->b_new_change
|| curbuf
->b_changelistlen
== 0)
2693 if (curbuf
->b_changelistlen
== 0)
2697 /* Don't create a new entry when the line number is the same
2698 * as the last one and the column is not too far away. Avoids
2699 * creating many entries for typing "xxxxx". */
2700 p
= &curbuf
->b_changelist
[curbuf
->b_changelistlen
- 1];
2701 if (p
->lnum
!= lnum
)
2705 cols
= comp_textwidth(FALSE
);
2708 add
= (p
->col
+ cols
< col
|| col
+ cols
< p
->col
);
2713 /* This is the first of a new sequence of undo-able changes
2714 * and it's at some distance of the last change. Use a new
2715 * position in the changelist. */
2716 curbuf
->b_new_change
= FALSE
;
2718 if (curbuf
->b_changelistlen
== JUMPLISTSIZE
)
2720 /* changelist is full: remove oldest entry */
2721 curbuf
->b_changelistlen
= JUMPLISTSIZE
- 1;
2722 mch_memmove(curbuf
->b_changelist
, curbuf
->b_changelist
+ 1,
2723 sizeof(pos_T
) * (JUMPLISTSIZE
- 1));
2726 /* Correct position in changelist for other windows on
2728 if (wp
->w_buffer
== curbuf
&& wp
->w_changelistidx
> 0)
2729 --wp
->w_changelistidx
;
2734 /* For other windows, if the position in the changelist is
2735 * at the end it stays at the end. */
2736 if (wp
->w_buffer
== curbuf
2737 && wp
->w_changelistidx
== curbuf
->b_changelistlen
)
2738 ++wp
->w_changelistidx
;
2740 ++curbuf
->b_changelistlen
;
2743 curbuf
->b_changelist
[curbuf
->b_changelistlen
- 1] =
2744 curbuf
->b_last_change
;
2745 /* The current window is always after the last change, so that "g,"
2746 * takes you back to it. */
2747 curwin
->w_changelistidx
= curbuf
->b_changelistlen
;
2753 if (wp
->w_buffer
== curbuf
)
2755 /* Mark this window to be redrawn later. */
2756 if (wp
->w_redr_type
< VALID
)
2757 wp
->w_redr_type
= VALID
;
2759 /* Check if a change in the buffer has invalidated the cached
2760 * values for the cursor. */
2763 * Update the folds for this window. Can't postpone this, because
2764 * a following operator might work on the whole fold: ">>dd".
2766 foldUpdate(wp
, lnum
, lnume
+ xtra
- 1);
2768 /* The change may cause lines above or below the change to become
2769 * included in a fold. Set lnum/lnume to the first/last line that
2770 * might be displayed differently.
2771 * Set w_cline_folded here as an efficient way to update it when
2772 * inserting lines just above a closed fold. */
2773 i
= hasFoldingWin(wp
, lnum
, &lnum
, NULL
, FALSE
, NULL
);
2774 if (wp
->w_cursor
.lnum
== lnum
)
2775 wp
->w_cline_folded
= i
;
2776 i
= hasFoldingWin(wp
, lnume
, NULL
, &lnume
, FALSE
, NULL
);
2777 if (wp
->w_cursor
.lnum
== lnume
)
2778 wp
->w_cline_folded
= i
;
2780 /* If the changed line is in a range of previously folded lines,
2781 * compare with the first line in that range. */
2782 if (wp
->w_cursor
.lnum
<= lnum
)
2784 i
= find_wl_entry(wp
, lnum
);
2785 if (i
>= 0 && wp
->w_cursor
.lnum
> wp
->w_lines
[i
].wl_lnum
)
2786 changed_line_abv_curs_win(wp
);
2790 if (wp
->w_cursor
.lnum
> lnum
)
2791 changed_line_abv_curs_win(wp
);
2792 else if (wp
->w_cursor
.lnum
== lnum
&& wp
->w_cursor
.col
>= col
)
2793 changed_cline_bef_curs_win(wp
);
2794 if (wp
->w_botline
>= lnum
)
2796 /* Assume that botline doesn't change (inserted lines make
2797 * other lines scroll down below botline). */
2798 approximate_botline_win(wp
);
2801 /* Check if any w_lines[] entries have become invalid.
2802 * For entries below the change: Correct the lnums for
2803 * inserted/deleted lines. Makes it possible to stop displaying
2804 * after the change. */
2805 for (i
= 0; i
< wp
->w_lines_valid
; ++i
)
2806 if (wp
->w_lines
[i
].wl_valid
)
2808 if (wp
->w_lines
[i
].wl_lnum
>= lnum
)
2810 if (wp
->w_lines
[i
].wl_lnum
< lnume
)
2812 /* line included in change */
2813 wp
->w_lines
[i
].wl_valid
= FALSE
;
2817 /* line below change */
2818 wp
->w_lines
[i
].wl_lnum
+= xtra
;
2820 wp
->w_lines
[i
].wl_lastlnum
+= xtra
;
2825 else if (wp
->w_lines
[i
].wl_lastlnum
>= lnum
)
2827 /* change somewhere inside this range of folded lines,
2828 * may need to be redrawn */
2829 wp
->w_lines
[i
].wl_valid
= FALSE
;
2836 /* Call update_screen() later, which checks out what needs to be redrawn,
2837 * since it notices b_mod_set and then uses b_mod_*. */
2838 if (must_redraw
< VALID
)
2839 must_redraw
= VALID
;
2842 /* when the cursor line is changed always trigger CursorMoved */
2843 if (lnum
<= curwin
->w_cursor
.lnum
2844 && lnume
+ (xtra
< 0 ? -xtra
: xtra
) > curwin
->w_cursor
.lnum
)
2845 last_cursormoved
.lnum
= 0;
2850 * unchanged() is called when the changed flag must be reset for buffer 'buf'
2855 int ff
; /* also reset 'fileformat' */
2857 if (buf
->b_changed
|| (ff
&& file_ff_differs(buf
)))
2865 redraw_tabline
= TRUE
;
2868 need_maketitle
= TRUE
; /* set window title later */
2871 ++buf
->b_changedtick
;
2872 #ifdef FEAT_NETBEANS_INTG
2873 netbeans_unmodified(buf
);
2877 #if defined(FEAT_WINDOWS) || defined(PROTO)
2879 * check_status: called when the status bars for the buffer 'buf'
2880 * need to be updated
2888 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
2889 if (wp
->w_buffer
== buf
&& wp
->w_status_height
)
2891 wp
->w_redr_status
= TRUE
;
2892 if (must_redraw
< VALID
)
2893 must_redraw
= VALID
;
2899 * If the file is readonly, give a warning message with the first change.
2900 * Don't do this for autocommands.
2901 * Don't use emsg(), because it flushes the macro buffer.
2902 * If we have undone all changes b_changed will be FALSE, but "b_did_warn"
2907 int col
; /* column for message; non-zero when in insert
2908 mode and 'showmode' is on */
2910 if (curbuf
->b_did_warn
== FALSE
2911 && curbufIsChanged() == 0
2919 apply_autocmds(EVENT_FILECHANGEDRO
, NULL
, NULL
, FALSE
, curbuf
);
2921 if (!curbuf
->b_p_ro
)
2925 * Do what msg() does, but with a column offset if the warning should
2926 * be after the mode message.
2929 if (msg_row
== Rows
- 1)
2931 msg_source(hl_attr(HLF_W
));
2932 MSG_PUTS_ATTR(_("W10: Warning: Changing a readonly file"),
2933 hl_attr(HLF_W
) | MSG_HIST
);
2936 if (msg_silent
== 0 && !silent_mode
)
2939 ui_delay(1000L, TRUE
); /* give the user time to think about it */
2941 curbuf
->b_did_warn
= TRUE
;
2942 redraw_cmdline
= FALSE
; /* don't redraw and erase the message */
2943 if (msg_row
< Rows
- 1)
2949 * Ask for a reply from the user, a 'y' or a 'n'.
2950 * No other characters are accepted, the message is repeated until a valid
2951 * reply is entered or CTRL-C is hit.
2952 * If direct is TRUE, don't use vgetc() but ui_inchar(), don't get characters
2953 * from any buffers but directly from the user.
2955 * return the 'y' or 'n'
2958 ask_yesno(str
, direct
)
2963 int save_State
= State
;
2965 if (exiting
) /* put terminal in raw mode for this question */
2966 settmode(TMODE_RAW
);
2968 #ifdef USE_ON_FLY_SCROLL
2969 dont_scroll
= TRUE
; /* disallow scrolling here */
2971 State
= CONFIRM
; /* mouse behaves like with :confirm */
2973 setmouse(); /* disables mouse for xterm */
2976 ++allow_keys
; /* no mapping here, but recognize keys */
2978 while (r
!= 'y' && r
!= 'n')
2980 /* same highlighting as for wait_return */
2981 smsg_attr(hl_attr(HLF_R
), (char_u
*)"%s (y/n)?", str
);
2983 r
= get_keystroke();
2986 if (r
== Ctrl_C
|| r
== ESC
)
2988 msg_putchar(r
); /* show what you typed */
3003 * Get a key stroke directly from the user.
3004 * Ignores mouse clicks and scrollbar events, except a click for the left
3005 * button (used at the more prompt).
3006 * Doesn't use vgetc(), because it syncs undo and eats mapped characters.
3007 * Disadvantage: typeahead is ignored.
3008 * Translates the interrupt character for unix to ESC.
3014 char_u buf
[CBUFLEN
];
3017 int save_mapped_ctrl_c
= mapped_ctrl_c
;
3020 mapped_ctrl_c
= FALSE
; /* mappings are not used here */
3026 /* First time: blocking wait. Second time: wait up to 100ms for a
3027 * terminal code to complete. Leave some room for check_termcode() to
3028 * insert a key code into (max 5 chars plus NUL). And
3029 * fix_input_buffer() can triple the number of bytes. */
3030 n
= ui_inchar(buf
+ len
, (CBUFLEN
- 6 - len
) / 3,
3031 len
== 0 ? -1L : 100L, 0);
3034 /* Replace zero and CSI by a special key code. */
3035 n
= fix_input_buffer(buf
+ len
, n
, FALSE
);
3040 ++waited
; /* keep track of the waiting time */
3042 /* Incomplete termcode and not timed out yet: get more characters */
3043 if ((n
= check_termcode(1, buf
, len
)) < 0
3044 && (!p_ttimeout
|| waited
* 100L < (p_ttm
< 0 ? p_tm
: p_ttm
)))
3047 /* found a termcode: adjust length */
3050 if (len
== 0) /* nothing typed yet */
3053 /* Handle modifier and/or special key code. */
3057 n
= TO_SPECIAL(buf
[1], buf
[2]);
3058 if (buf
[1] == KS_MODIFIER
3061 || n
== K_LEFTMOUSE_NM
3063 || n
== K_LEFTRELEASE
3064 || n
== K_LEFTRELEASE_NM
3065 || n
== K_MIDDLEMOUSE
3066 || n
== K_MIDDLEDRAG
3067 || n
== K_MIDDLERELEASE
3068 || n
== K_RIGHTMOUSE
3070 || n
== K_RIGHTRELEASE
3080 || n
== K_VER_SCROLLBAR
3081 || n
== K_HOR_SCROLLBAR
3086 if (buf
[1] == KS_MODIFIER
)
3090 mch_memmove(buf
, buf
+ 3, (size_t)len
);
3098 if (MB_BYTE2LEN(n
) > len
)
3099 continue; /* more bytes to get */
3100 buf
[len
>= CBUFLEN
? CBUFLEN
- 1 : len
] = NUL
;
3101 n
= (*mb_ptr2char
)(buf
);
3111 mapped_ctrl_c
= save_mapped_ctrl_c
;
3116 * Get a number from the user.
3117 * When "mouse_used" is not NULL allow using the mouse.
3120 get_number(colon
, mouse_used
)
3121 int colon
; /* allow colon to abort */
3128 if (mouse_used
!= NULL
)
3129 *mouse_used
= FALSE
;
3131 /* When not printing messages, the user won't know what to type, return a
3132 * zero (as if CR was hit). */
3133 if (msg_silent
!= 0)
3136 #ifdef USE_ON_FLY_SCROLL
3137 dont_scroll
= TRUE
; /* disallow scrolling here */
3140 ++allow_keys
; /* no mapping here, but recognize keys */
3143 windgoto(msg_row
, msg_col
);
3147 n
= n
* 10 + c
- '0';
3151 else if (c
== K_DEL
|| c
== K_KDEL
|| c
== K_BS
|| c
== Ctrl_H
)
3161 else if (mouse_used
!= NULL
&& c
== K_LEFTMOUSE
)
3168 else if (n
== 0 && c
== ':' && colon
)
3170 stuffcharReadbuff(':');
3172 cmdline_row
= msg_row
;
3173 skip_redraw
= TRUE
; /* skip redraw once */
3177 else if (c
== CAR
|| c
== NL
|| c
== Ctrl_C
|| c
== ESC
)
3186 * Ask the user to enter a number.
3187 * When "mouse_used" is not NULL allow using the mouse and in that case return
3191 prompt_for_number(mouse_used
)
3195 int save_cmdline_row
;
3198 /* When using ":silent" assume that <CR> was entered. */
3199 if (mouse_used
!= NULL
)
3200 MSG_PUTS(_("Type number or click with mouse (<Enter> cancels): "));
3202 MSG_PUTS(_("Choice number (<Enter> cancels): "));
3204 /* Set the state such that text can be selected/copied/pasted and we still
3205 * get mouse events. */
3206 save_cmdline_row
= cmdline_row
;
3211 i
= get_number(TRUE
, mouse_used
);
3214 /* don't call wait_return() now */
3215 /* msg_putchar('\n'); */
3216 cmdline_row
= msg_row
- 1;
3217 need_wait_return
= FALSE
;
3221 cmdline_row
= save_cmdline_row
;
3233 if (global_busy
/* no messages now, wait until global is finished */
3234 || !messaging()) /* 'lazyredraw' set, don't do messages now */
3237 /* We don't want to overwrite another important message, but do overwrite
3238 * a previous "more lines" or "fewer lines" message, so that "5dd" and
3239 * then "put" reports the last action. */
3240 if (keep_msg
!= NULL
&& !keep_msg_more
)
3253 STRCPY(msg_buf
, _("1 more line"));
3255 STRCPY(msg_buf
, _("1 line less"));
3260 sprintf((char *)msg_buf
, _("%ld more lines"), pn
);
3262 sprintf((char *)msg_buf
, _("%ld fewer lines"), pn
);
3265 STRCAT(msg_buf
, _(" (Interrupted)"));
3268 set_keep_msg(msg_buf
, 0);
3269 keep_msg_more
= TRUE
;
3275 * flush map and typeahead buffers and give a warning for an error
3280 if (emsg_silent
== 0)
3282 flush_buffers(FALSE
);
3288 * give a warning for an error
3293 if (emsg_silent
== 0)
3297 /* While the GUI is starting up the termcap is set for the GUI
3298 * but the output still goes to a terminal. */
3299 && !(gui
.in_use
&& gui
.starting
)
3309 * The number of beeps outputted is reduced to avoid having to wait
3310 * for all the beeps to finish. This is only a problem on systems
3311 * where the beeps don't overlap.
3313 if (beep_count
== 0 || beep_count
== 10)
3325 /* When 'verbose' is set and we are sourcing a script or executing a
3326 * function give the user a hint where the beep comes from. */
3327 if (vim_strchr(p_debug
, 'e') != NULL
)
3329 msg_source(hl_attr(HLF_W
));
3330 msg_attr((char_u
*)_("Beep!"), hl_attr(HLF_W
));
3336 * To get the "real" home directory:
3337 * - get value of $HOME
3339 * - go to that directory
3340 * - do mch_dirname() to get the real name of that directory.
3341 * This also works with mounts and links.
3342 * Don't do this for MS-DOS, it will change the "current dir" for a drive.
3344 static char_u
*homedir
= NULL
;
3351 /* In case we are called a second time (when 'encoding' changes). */
3356 var
= mch_getenv((char_u
*)"SYS$LOGIN");
3358 var
= mch_getenv((char_u
*)"HOME");
3361 if (var
!= NULL
&& *var
== NUL
) /* empty is same as not set */
3366 * Weird but true: $HOME may contain an indirect reference to another
3367 * variable, esp. "%USERPROFILE%". Happens when $USERPROFILE isn't set
3368 * when $HOME is being set.
3370 if (var
!= NULL
&& *var
== '%')
3375 p
= vim_strchr(var
+ 1, '%');
3378 vim_strncpy(NameBuff
, var
+ 1, p
- (var
+ 1));
3379 exp
= mch_getenv(NameBuff
);
3380 if (exp
!= NULL
&& *exp
!= NUL
3381 && STRLEN(exp
) + STRLEN(p
) < MAXPATHL
)
3383 vim_snprintf((char *)NameBuff
, MAXPATHL
, "%s%s", exp
, p
+ 1);
3385 /* Also set $HOME, it's needed for _viminfo. */
3386 vim_setenv((char_u
*)"HOME", NameBuff
);
3392 * Typically, $HOME is not defined on Windows, unless the user has
3393 * specifically defined it for Vim's sake. However, on Windows NT
3394 * platforms, $HOMEDRIVE and $HOMEPATH are automatically defined for
3395 * each user. Try constructing $HOME from these.
3399 char_u
*homedrive
, *homepath
;
3401 homedrive
= mch_getenv((char_u
*)"HOMEDRIVE");
3402 homepath
= mch_getenv((char_u
*)"HOMEPATH");
3403 if (homedrive
!= NULL
&& homepath
!= NULL
3404 && STRLEN(homedrive
) + STRLEN(homepath
) < MAXPATHL
)
3406 sprintf((char *)NameBuff
, "%s%s", homedrive
, homepath
);
3407 if (NameBuff
[0] != NUL
)
3410 /* Also set $HOME, it's needed for _viminfo. */
3411 vim_setenv((char_u
*)"HOME", NameBuff
);
3416 # if defined(FEAT_MBYTE)
3417 if (enc_utf8
&& var
!= NULL
)
3422 /* Convert from active codepage to UTF-8. Other conversions are
3423 * not done, because they would fail for non-ASCII characters. */
3424 acp_to_enc(var
, (int)STRLEN(var
), &pp
, &len
);
3434 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
3436 * Default home dir is C:/
3437 * Best assumption we can make in such a situation.
3446 * Change to the directory and get the actual path. This resolves
3447 * links. Don't do it when we can't return.
3449 if (mch_dirname(NameBuff
, MAXPATHL
) == OK
3450 && mch_chdir((char *)NameBuff
) == 0)
3452 if (!mch_chdir((char *)var
) && mch_dirname(IObuff
, IOSIZE
) == OK
)
3454 if (mch_chdir((char *)NameBuff
) != 0)
3455 EMSG(_(e_prev_dir
));
3458 homedir
= vim_strsave(var
);
3462 #if defined(EXITFREE) || defined(PROTO)
3471 * Expand environment variable with path name.
3472 * "~/" is also expanded, using $HOME. For Unix "~user/" is expanded.
3473 * Skips over "\ ", "\~" and "\$".
3474 * If anything fails no expansion is done and dst equals src.
3477 expand_env(src
, dst
, dstlen
)
3478 char_u
*src
; /* input string e.g. "$HOME/vim.hlp" */
3479 char_u
*dst
; /* where to put the result */
3480 int dstlen
; /* maximum length of the result */
3482 expand_env_esc(src
, dst
, dstlen
, FALSE
, NULL
);
3486 expand_env_esc(srcp
, dst
, dstlen
, esc
, startstr
)
3487 char_u
*srcp
; /* input string e.g. "$HOME/vim.hlp" */
3488 char_u
*dst
; /* where to put the result */
3489 int dstlen
; /* maximum length of the result */
3490 int esc
; /* escape spaces in expanded variables */
3491 char_u
*startstr
; /* start again after this (can be NULL) */
3498 int mustfree
; /* var was allocated, need to free it later */
3499 int at_start
= TRUE
; /* at start of a name */
3500 int startstr_len
= 0;
3502 if (startstr
!= NULL
)
3503 startstr_len
= (int)STRLEN(startstr
);
3505 src
= skipwhite(srcp
);
3506 --dstlen
; /* leave one char space for "\," */
3507 while (*src
&& dstlen
> 0)
3515 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
3518 || (*src
== '~' && at_start
))
3523 * The variable name is copied into dst temporarily, because it may
3524 * be a string in read-only memory and a NUL needs to be appended.
3526 if (*src
!= '~') /* environment var */
3533 /* Unix has ${var-name} type environment vars */
3534 if (*tail
== '{' && !vim_isIDc('{'))
3536 tail
++; /* ignore '{' */
3537 while (c
-- > 0 && *tail
&& *tail
!= '}')
3543 while (c
-- > 0 && *tail
!= NUL
&& ((vim_isIDc(*tail
))
3544 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
3545 || (*src
== '%' && *tail
!= '%')
3549 #ifdef OS2 /* env vars only in uppercase */
3550 *var
++ = TOUPPER_LOC(*tail
);
3551 tail
++; /* toupper() may be a macro! */
3558 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
3560 if (src
[1] == '{' && *tail
!= '}')
3562 if (*src
== '%' && *tail
!= '%')
3575 var
= vim_getenv(dst
, &mustfree
);
3576 #if defined(MSDOS) || defined(MSWIN) || defined(OS2) || defined(UNIX)
3580 /* home directory */
3581 else if ( src
[1] == NUL
3582 || vim_ispathsep(src
[1])
3583 || vim_strchr((char_u
*)" ,\t\n", src
[1]) != NULL
)
3588 else /* user directory */
3590 #if defined(UNIX) || (defined(VMS) && defined(USER_HOME))
3592 * Copy ~user to dst[], so we can put a NUL after it.
3599 && vim_isfilec(*tail
)
3600 && !vim_ispathsep(*tail
))
3605 * If the system supports getpwnam(), use it.
3606 * Otherwise, or if getpwnam() fails, the shell is used to
3607 * expand ~user. This is slower and may fail if the shell
3608 * does not support ~user (old versions of /bin/sh).
3610 # if defined(HAVE_GETPWNAM) && defined(HAVE_PWD_H)
3614 /* Note: memory allocated by getpwnam() is never freed.
3615 * Calling endpwent() apparently doesn't help. */
3616 pw
= getpwnam((char *)dst
+ 1);
3618 var
= (char_u
*)pw
->pw_dir
;
3628 xpc
.xp_context
= EXPAND_FILES
;
3629 var
= ExpandOne(&xpc
, dst
, NULL
,
3630 WILD_ADD_SLASH
|WILD_SILENT
, WILD_EXPAND_FREE
);
3634 # else /* !UNIX, thus VMS */
3636 * USER_HOME is a comma-separated list of
3637 * directories to search for the user account in.
3640 char_u test
[MAXPATHL
], paths
[MAXPATHL
];
3641 char_u
*path
, *next_path
, *ptr
;
3644 STRCPY(paths
, USER_HOME
);
3648 for (path
= next_path
; *next_path
&& *next_path
!= ',';
3654 STRCAT(test
, dst
+ 1);
3655 if (mch_stat(test
, &st
) == 0)
3657 var
= alloc(STRLEN(test
) + 1);
3666 /* cannot expand user's home directory, so don't try */
3668 tail
= (char_u
*)""; /* for gcc */
3669 #endif /* UNIX || VMS */
3672 #ifdef BACKSLASH_IN_FILENAME
3673 /* If 'shellslash' is set change backslashes to forward slashes.
3674 * Can't use slash_adjust(), p_ssl may be set temporarily. */
3675 if (p_ssl
&& var
!= NULL
&& vim_strchr(var
, '\\') != NULL
)
3677 char_u
*p
= vim_strsave(var
);
3690 /* If "var" contains white space, escape it with a backslash.
3691 * Required for ":e ~/tt" when $HOME includes a space. */
3692 if (esc
&& var
!= NULL
&& vim_strpbrk(var
, (char_u
*)" \t") != NULL
)
3694 char_u
*p
= vim_strsave_escaped(var
, (char_u
*)" \t");
3705 if (var
!= NULL
&& *var
!= NUL
3706 && (STRLEN(var
) + STRLEN(tail
) + 1 < (unsigned)dstlen
))
3709 dstlen
-= (int)STRLEN(var
);
3710 c
= (int)STRLEN(var
);
3711 /* if var[] ends in a path separator and tail[] starts
3712 * with it, skip a character */
3713 if (*var
!= NUL
&& after_pathsep(dst
, dst
+ c
)
3714 #if defined(BACKSLASH_IN_FILENAME) || defined(AMIGA)
3717 && vim_ispathsep(*tail
))
3727 if (copy_char
) /* copy at least one char */
3730 * Recognize the start of a new name, for '~'.
3733 if (src
[0] == '\\' && src
[1] != NUL
)
3738 else if (src
[0] == ' ' || src
[0] == ',')
3743 if (startstr
!= NULL
&& src
- startstr_len
>= srcp
3744 && STRNCMP(src
- startstr_len
, startstr
, startstr_len
) == 0)
3752 * Vim's version of getenv().
3753 * Special handling of $HOME, $VIM and $VIMRUNTIME.
3754 * Also does ACP to 'enc' conversion for Win32.
3757 vim_getenv(name
, mustfree
)
3759 int *mustfree
; /* set to TRUE when returned is allocated */
3765 #if defined(OS2) || defined(MSDOS) || defined(MSWIN)
3766 /* use "C:/" when $HOME is not set */
3767 if (STRCMP(name
, "HOME") == 0)
3771 p
= mch_getenv(name
);
3772 if (p
!= NULL
&& *p
== NUL
) /* empty is the same as not set */
3777 #if defined(FEAT_MBYTE) && defined(WIN3264)
3783 /* Convert from active codepage to UTF-8. Other conversions are
3784 * not done, because they would fail for non-ASCII characters. */
3785 acp_to_enc(p
, (int)STRLEN(p
), &pp
, &len
);
3796 vimruntime
= (STRCMP(name
, "VIMRUNTIME") == 0);
3797 if (!vimruntime
&& STRCMP(name
, "VIM") != 0)
3801 * When expanding $VIMRUNTIME fails, try using $VIM/vim<version> or $VIM.
3802 * Don't do this when default_vimruntime_dir is non-empty.
3806 && *default_vimruntime_dir
== NUL
3810 p
= mch_getenv((char_u
*)"VIM");
3811 if (p
!= NULL
&& *p
== NUL
) /* empty is the same as not set */
3815 p
= vim_version_dir(p
);
3819 p
= mch_getenv((char_u
*)"VIM");
3821 #if defined(FEAT_MBYTE) && defined(WIN3264)
3827 /* Convert from active codepage to UTF-8. Other conversions
3828 * are not done, because they would fail for non-ASCII
3830 acp_to_enc(p
, (int)STRLEN(p
), &pp
, &len
);
3844 * When expanding $VIM or $VIMRUNTIME fails, try using:
3845 * - the directory name from 'helpfile' (unless it contains '$')
3846 * - the executable name from argv[0]
3850 if (p_hf
!= NULL
&& vim_strchr(p_hf
, '$') == NULL
)
3854 * Use the name of the executable, obtained from argv[0].
3861 /* remove the file name */
3864 /* remove "doc/" from 'helpfile', if present */
3866 pend
= remove_tail(p
, pend
, (char_u
*)"doc");
3870 /* remove "MacOS" from exe_name and add "Resources/vim" */
3876 pend1
= remove_tail(p
, pend
, (char_u
*)"MacOS");
3879 pnew
= alloc((unsigned)(pend1
- p
) + 15);
3882 STRNCPY(pnew
, p
, (pend1
- p
));
3883 STRCPY(pnew
+ (pend1
- p
), "Resources/vim");
3885 pend
= p
+ STRLEN(p
);
3890 /* remove "src/" from exe_name, if present */
3892 pend
= remove_tail(p
, pend
, (char_u
*)"src");
3895 /* for $VIM, remove "runtime/" or "vim54/", if present */
3898 pend
= remove_tail(p
, pend
, (char_u
*)RUNTIME_DIRNAME
);
3899 pend
= remove_tail(p
, pend
, (char_u
*)VIM_VERSION_NODOT
);
3902 /* remove trailing path separator */
3903 #ifndef MACOS_CLASSIC
3904 /* With MacOS path (with colons) the final colon is required */
3905 /* to avoid confusion between absoulute and relative path */
3906 if (pend
> p
&& after_pathsep(p
, pend
))
3911 if (p
== exe_name
|| p
== p_hf
)
3913 /* check that the result is a directory name */
3914 p
= vim_strnsave(p
, (int)(pend
- p
));
3916 if (p
!= NULL
&& !mch_isdir(p
))
3924 /* may add "/vim54" or "/runtime" if it exists */
3925 if (vimruntime
&& (pend
= vim_version_dir(p
)) != NULL
)
3937 /* When there is a pathdef.c file we can use default_vim_dir and
3938 * default_vimruntime_dir */
3941 /* Only use default_vimruntime_dir when it is not empty */
3942 if (vimruntime
&& *default_vimruntime_dir
!= NUL
)
3944 p
= default_vimruntime_dir
;
3947 else if (*default_vim_dir
!= NUL
)
3949 if (vimruntime
&& (p
= vim_version_dir(default_vim_dir
)) != NULL
)
3953 p
= default_vim_dir
;
3961 * Set the environment variable, so that the new value can be found fast
3962 * next time, and others can also use it (e.g. Perl).
3968 vim_setenv((char_u
*)"VIMRUNTIME", p
);
3969 didset_vimruntime
= TRUE
;
3972 char_u
*buf
= concat_str(p
, (char_u
*)"/lang");
3976 bindtextdomain(VIMPACKAGE
, (char *)buf
);
3984 vim_setenv((char_u
*)"VIM", p
);
3992 * Check if the directory "vimdir/<version>" or "vimdir/runtime" exists.
3993 * Return NULL if not, return its name in allocated memory otherwise.
3996 vim_version_dir(vimdir
)
4001 if (vimdir
== NULL
|| *vimdir
== NUL
)
4003 p
= concat_fnames(vimdir
, (char_u
*)VIM_VERSION_NODOT
, TRUE
);
4004 if (p
!= NULL
&& mch_isdir(p
))
4007 p
= concat_fnames(vimdir
, (char_u
*)RUNTIME_DIRNAME
, TRUE
);
4008 if (p
!= NULL
&& mch_isdir(p
))
4015 * If the string between "p" and "pend" ends in "name/", return "pend" minus
4016 * the length of "name/". Otherwise return "pend".
4019 remove_tail(p
, pend
, name
)
4024 int len
= (int)STRLEN(name
) + 1;
4025 char_u
*newend
= pend
- len
;
4028 && fnamencmp(newend
, name
, len
- 1) == 0
4029 && (newend
== p
|| after_pathsep(p
, newend
)))
4035 * Call expand_env() and store the result in an allocated string.
4036 * This is not very memory efficient, this expects the result to be freed
4040 expand_env_save(src
)
4045 p
= alloc(MAXPATHL
);
4047 expand_env(src
, p
, MAXPATHL
);
4052 * Our portable version of setenv.
4055 vim_setenv(name
, val
)
4060 mch_setenv((char *)name
, (char *)val
, 1);
4065 * Putenv does not copy the string, it has to remain
4066 * valid. The allocated memory will never be freed.
4068 envbuf
= alloc((unsigned)(STRLEN(name
) + STRLEN(val
) + 2));
4071 sprintf((char *)envbuf
, "%s=%s", name
, val
);
4072 putenv((char *)envbuf
);
4077 #if defined(FEAT_CMDL_COMPL) || defined(PROTO)
4079 * Function given to ExpandGeneric() to obtain an environment variable name.
4083 get_env_name(xp
, idx
)
4087 # if defined(AMIGA) || defined(__MRC__) || defined(__SC__)
4089 * No environ[] on the Amiga and on the Mac (using MPW).
4094 /* Borland C++ 5.2 has this in a header file. */
4095 extern char **environ
;
4097 # define ENVNAMELEN 100
4098 static char_u name
[ENVNAMELEN
];
4102 str
= (char_u
*)environ
[idx
];
4106 for (n
= 0; n
< ENVNAMELEN
- 1; ++n
)
4108 if (str
[n
] == '=' || str
[n
] == NUL
)
4119 * Replace home directory by "~" in each space or comma separated file name in
4121 * If anything fails (except when out of space) dst equals src.
4124 home_replace(buf
, src
, dst
, dstlen
, one
)
4125 buf_T
*buf
; /* when not NULL, check for help files */
4126 char_u
*src
; /* input file name */
4127 char_u
*dst
; /* where to put the result */
4128 int dstlen
; /* maximum length of the result */
4129 int one
; /* if TRUE, only replace one file name, include
4130 spaces and commas in the file name. */
4132 size_t dirlen
= 0, envlen
= 0;
4134 char_u
*homedir_env
;
4144 * If the file is a help file, remove the path completely.
4146 if (buf
!= NULL
&& buf
->b_help
)
4148 STRCPY(dst
, gettail(src
));
4153 * We check both the value of the $HOME environment variable and the
4154 * "real" home directory.
4156 if (homedir
!= NULL
)
4157 dirlen
= STRLEN(homedir
);
4160 homedir_env
= mch_getenv((char_u
*)"SYS$LOGIN");
4162 homedir_env
= mch_getenv((char_u
*)"HOME");
4165 if (homedir_env
!= NULL
&& *homedir_env
== NUL
)
4167 if (homedir_env
!= NULL
)
4168 envlen
= STRLEN(homedir_env
);
4171 src
= skipwhite(src
);
4172 while (*src
&& dstlen
> 0)
4175 * Here we are at the beginning of a file name.
4176 * First, check to see if the beginning of the file name matches
4177 * $HOME or the "real" home directory. Check that there is a '/'
4178 * after the match (so that if e.g. the file is "/home/pieter/bla",
4179 * and the home directory is "/home/piet", the file does not end up
4180 * as "~er/bla" (which would seem to indicate the file "bla" in user
4181 * er's home directory)).
4188 && fnamencmp(src
, p
, len
) == 0
4189 && (vim_ispathsep(src
[len
])
4190 || (!one
&& (src
[len
] == ',' || src
[len
] == ' '))
4191 || src
[len
] == NUL
))
4198 * If it's just the home directory, add "/".
4200 if (!vim_ispathsep(src
[0]) && --dstlen
> 0)
4204 if (p
== homedir_env
)
4210 /* if (!one) skip to separator: space or comma */
4211 while (*src
&& (one
|| (*src
!= ',' && *src
!= ' ')) && --dstlen
> 0)
4213 /* skip separator */
4214 while ((*src
== ' ' || *src
== ',') && --dstlen
> 0)
4217 /* if (dstlen == 0) out of space, what to do??? */
4223 * Like home_replace, store the replaced string in allocated memory.
4224 * When something fails, NULL is returned.
4227 home_replace_save(buf
, src
)
4228 buf_T
*buf
; /* when not NULL, check for help files */
4229 char_u
*src
; /* input file name */
4234 len
= 3; /* space for "~/" and trailing NUL */
4235 if (src
!= NULL
) /* just in case */
4236 len
+= (unsigned)STRLEN(src
);
4239 home_replace(buf
, src
, dst
, len
, TRUE
);
4244 * Compare two file names and return:
4245 * FPC_SAME if they both exist and are the same file.
4246 * FPC_SAMEX if they both don't exist and have the same file name.
4247 * FPC_DIFF if they both exist and are different files.
4248 * FPC_NOTX if they both don't exist.
4249 * FPC_DIFFX if one of them doesn't exist.
4250 * For the first name environment variables are expanded
4253 fullpathcmp(s1
, s2
, checkname
)
4255 int checkname
; /* when both don't exist, check file names */
4258 char_u exp1
[MAXPATHL
];
4259 char_u full1
[MAXPATHL
];
4260 char_u full2
[MAXPATHL
];
4261 struct stat st1
, st2
;
4264 expand_env(s1
, exp1
, MAXPATHL
);
4265 r1
= mch_stat((char *)exp1
, &st1
);
4266 r2
= mch_stat((char *)s2
, &st2
);
4267 if (r1
!= 0 && r2
!= 0)
4269 /* if mch_stat() doesn't work, may compare the names */
4272 if (fnamecmp(exp1
, s2
) == 0)
4274 r1
= vim_FullName(exp1
, full1
, MAXPATHL
, FALSE
);
4275 r2
= vim_FullName(s2
, full2
, MAXPATHL
, FALSE
);
4276 if (r1
== OK
&& r2
== OK
&& fnamecmp(full1
, full2
) == 0)
4281 if (r1
!= 0 || r2
!= 0)
4283 if (st1
.st_dev
== st2
.st_dev
&& st1
.st_ino
== st2
.st_ino
)
4287 char_u
*exp1
; /* expanded s1 */
4288 char_u
*full1
; /* full path of s1 */
4289 char_u
*full2
; /* full path of s2 */
4290 int retval
= FPC_DIFF
;
4293 /* allocate one buffer to store three paths (alloc()/free() is slow!) */
4294 if ((exp1
= alloc(MAXPATHL
* 3)) != NULL
)
4296 full1
= exp1
+ MAXPATHL
;
4297 full2
= full1
+ MAXPATHL
;
4299 expand_env(s1
, exp1
, MAXPATHL
);
4300 r1
= vim_FullName(exp1
, full1
, MAXPATHL
, FALSE
);
4301 r2
= vim_FullName(s2
, full2
, MAXPATHL
, FALSE
);
4303 /* If vim_FullName() fails, the file probably doesn't exist. */
4304 if (r1
!= OK
&& r2
!= OK
)
4306 if (checkname
&& fnamecmp(exp1
, s2
) == 0)
4311 else if (r1
!= OK
|| r2
!= OK
)
4313 else if (fnamecmp(full1
, full2
))
4324 * Get the tail of a path: the file name.
4325 * Fail safe: never returns NULL.
4334 return (char_u
*)"";
4335 for (p1
= p2
= fname
; *p2
; ) /* find last part of path */
4337 if (vim_ispathsep(*p2
))
4345 * Get pointer to tail of "fname", including path separators. Putting a NUL
4346 * here leaves the directory name. Takes care of "c:/" and "//".
4347 * Always returns a valid pointer.
4356 p
= get_past_head(fname
); /* don't remove the '/' from "c:/file" */
4358 while (t
> p
&& after_pathsep(fname
, t
))
4361 /* path separator is part of the path */
4368 * get the next path component (just after the next path separator).
4374 while (*fname
&& !vim_ispathsep(*fname
))
4382 * Get a pointer to one character past the head of a path name.
4383 * Unix: after "/"; DOS: after "c:\"; Amiga: after "disk:/"; Mac: no head.
4384 * If there is no head, path is returned.
4392 #if defined(MSDOS) || defined(MSWIN) || defined(OS2)
4394 if (isalpha(path
[0]) && path
[1] == ':')
4400 /* may skip "label:" */
4401 retval
= vim_strchr(path
, ':');
4409 while (vim_ispathsep(*retval
))
4416 * return TRUE if 'c' is a path separator.
4423 return (c
== '.' || c
== ':');
4426 return (c
== '/'); /* UNIX has ':' inside file names */
4428 # ifdef BACKSLASH_IN_FILENAME
4429 return (c
== ':' || c
== '/' || c
== '\\');
4432 /* server"user passwd"::device:[full.path.name]fname.extension;version" */
4433 return (c
== ':' || c
== '[' || c
== ']' || c
== '/'
4434 || c
== '<' || c
== '>' || c
== '"' );
4436 return (c
== ':' || c
== '/');
4440 #endif /* RISC OS */
4443 #if defined(FEAT_SEARCHPATH) || defined(PROTO)
4445 * return TRUE if 'c' is a path list separator.
4448 vim_ispathlistsep(c
)
4454 return (c
== ';'); /* might not be right for every system... */
4459 #if defined(FEAT_GUI_TABLINE) || defined(FEAT_WINDOWS) \
4460 || defined(FEAT_EVAL) || defined(PROTO)
4462 * Shorten the path of a file from "~/foo/../.bar/fname" to "~/f/../.b/fname"
4463 * It's done in-place.
4469 char_u
*tail
, *s
, *d
;
4472 tail
= gettail(str
);
4474 for (s
= str
; ; ++s
)
4476 if (s
>= tail
) /* copy the whole tail */
4482 else if (vim_ispathsep(*s
)) /* copy '/' and next char */
4489 *d
++ = *s
; /* copy next char */
4490 if (*s
!= '~' && *s
!= '.') /* and leading "~" and "." */
4495 int l
= mb_ptr2len(s
);
4507 * Return TRUE if the directory of "fname" exists, FALSE otherwise.
4508 * Also returns TRUE if there is no directory name.
4509 * "fname" must be writable!.
4512 dir_of_file_exists(fname
)
4519 p
= gettail_sep(fname
);
4524 retval
= mch_isdir(fname
);
4529 #if (defined(CASE_INSENSITIVE_FILENAME) && defined(BACKSLASH_IN_FILENAME)) \
4532 * Versions of fnamecmp() and fnamencmp() that handle '/' and '\' equally.
4538 return vim_fnamencmp(x
, y
, MAXPATHL
);
4542 vim_fnamencmp(x
, y
, len
)
4546 while (len
> 0 && *x
&& *y
)
4548 if (TOLOWER_LOC(*x
) != TOLOWER_LOC(*y
)
4549 && !(*x
== '/' && *y
== '\\')
4550 && !(*x
== '\\' && *y
== '/'))
4563 * Concatenate file names fname1 and fname2 into allocated memory.
4564 * Only add a '/' or '\\' when 'sep' is TRUE and it is necessary.
4567 concat_fnames(fname1
, fname2
, sep
)
4574 dest
= alloc((unsigned)(STRLEN(fname1
) + STRLEN(fname2
) + 3));
4577 STRCPY(dest
, fname1
);
4580 STRCAT(dest
, fname2
);
4585 #if defined(FEAT_EVAL) || defined(FEAT_GETTEXT) || defined(PROTO)
4587 * Concatenate two strings and return the result in allocated memory.
4588 * Returns NULL when out of memory.
4591 concat_str(str1
, str2
)
4596 size_t l
= STRLEN(str1
);
4598 dest
= alloc((unsigned)(l
+ STRLEN(str2
) + 1L));
4602 STRCPY(dest
+ l
, str2
);
4609 * Add a path separator to a file name, unless it already ends in a path
4616 if (*p
!= NUL
&& !after_pathsep(p
, p
+ STRLEN(p
)))
4617 STRCAT(p
, PATHSEPSTR
);
4621 * FullName_save - Make an allocated copy of a full file name.
4622 * Returns NULL when out of memory.
4625 FullName_save(fname
, force
)
4627 int force
; /* force expansion, even when it already looks
4628 like a full path name */
4631 char_u
*new_fname
= NULL
;
4636 buf
= alloc((unsigned)MAXPATHL
);
4639 if (vim_FullName(fname
, buf
, MAXPATHL
, force
) != FAIL
)
4640 new_fname
= vim_strsave(buf
);
4642 new_fname
= vim_strsave(fname
);
4648 #if defined(FEAT_CINDENT) || defined(FEAT_SYN_HL)
4650 static char_u
*skip_string
__ARGS((char_u
*p
));
4653 * Find the start of a comment, not knowing if we are in a comment right now.
4654 * Search starts at w_cursor.lnum and goes backwards.
4657 find_start_comment(ind_maxcomment
) /* XXX */
4663 int cur_maxcomment
= ind_maxcomment
;
4667 pos
= findmatchlimit(NULL
, '*', FM_BACKWARD
, cur_maxcomment
);
4672 * Check if the comment start we found is inside a string.
4673 * If it is then restrict the search to below this line and try again.
4675 line
= ml_get(pos
->lnum
);
4676 for (p
= line
; *p
&& (unsigned)(p
- line
) < pos
->col
; ++p
)
4678 if ((unsigned)(p
- line
) <= pos
->col
)
4680 cur_maxcomment
= curwin
->w_cursor
.lnum
- pos
->lnum
- 1;
4681 if (cur_maxcomment
<= 0)
4691 * Skip to the end of a "string" and a 'c' character.
4692 * If there is no string or character, return argument unmodified.
4701 * We loop, because strings may be concatenated: "date""time".
4705 if (p
[0] == '\'') /* 'c' or '\n' or '\000' */
4707 if (!p
[1]) /* ' at end of line */
4710 if (p
[1] == '\\') /* '\n' or '\000' */
4713 while (vim_isdigit(p
[i
- 1])) /* '\000' */
4716 if (p
[i
] == '\'') /* check for trailing ' */
4722 else if (p
[0] == '"') /* start of string */
4724 for (++p
; p
[0]; ++p
)
4726 if (p
[0] == '\\' && p
[1] != NUL
)
4728 else if (p
[0] == '"') /* end of string */
4734 break; /* no string found */
4737 --p
; /* backup from NUL */
4740 #endif /* FEAT_CINDENT || FEAT_SYN_HL */
4742 #if defined(FEAT_CINDENT) || defined(PROTO)
4745 * Do C or expression indenting on the current line.
4751 if (*curbuf
->b_p_inde
!= NUL
)
4752 fixthisline(get_expr_indent
);
4755 fixthisline(get_c_indent
);
4759 * Functions for C-indenting.
4760 * Most of this originally comes from Eric Fischer.
4763 * Below "XXX" means that this function may unlock the current line.
4766 static char_u
*cin_skipcomment
__ARGS((char_u
*));
4767 static int cin_nocode
__ARGS((char_u
*));
4768 static pos_T
*find_line_comment
__ARGS((void));
4769 static int cin_islabel_skip
__ARGS((char_u
**));
4770 static int cin_isdefault
__ARGS((char_u
*));
4771 static char_u
*after_label
__ARGS((char_u
*l
));
4772 static int get_indent_nolabel
__ARGS((linenr_T lnum
));
4773 static int skip_label
__ARGS((linenr_T
, char_u
**pp
, int ind_maxcomment
));
4774 static int cin_first_id_amount
__ARGS((void));
4775 static int cin_get_equal_amount
__ARGS((linenr_T lnum
));
4776 static int cin_ispreproc
__ARGS((char_u
*));
4777 static int cin_ispreproc_cont
__ARGS((char_u
**pp
, linenr_T
*lnump
));
4778 static int cin_iscomment
__ARGS((char_u
*));
4779 static int cin_islinecomment
__ARGS((char_u
*));
4780 static int cin_isterminated
__ARGS((char_u
*, int, int));
4781 static int cin_isinit
__ARGS((void));
4782 static int cin_isfuncdecl
__ARGS((char_u
**, linenr_T
));
4783 static int cin_isif
__ARGS((char_u
*));
4784 static int cin_iselse
__ARGS((char_u
*));
4785 static int cin_isdo
__ARGS((char_u
*));
4786 static int cin_iswhileofdo
__ARGS((char_u
*, linenr_T
, int));
4787 static int cin_iswhileofdo_end
__ARGS((int terminated
, int ind_maxparen
, int ind_maxcomment
));
4788 static int cin_isbreak
__ARGS((char_u
*));
4789 static int cin_is_cpp_baseclass
__ARGS((char_u
*line
, colnr_T
*col
));
4790 static int get_baseclass_amount
__ARGS((int col
, int ind_maxparen
, int ind_maxcomment
, int ind_cpp_baseclass
));
4791 static int cin_ends_in
__ARGS((char_u
*, char_u
*, char_u
*));
4792 static int cin_skip2pos
__ARGS((pos_T
*trypos
));
4793 static pos_T
*find_start_brace
__ARGS((int));
4794 static pos_T
*find_match_paren
__ARGS((int, int));
4795 static int corr_ind_maxparen
__ARGS((int ind_maxparen
, pos_T
*startpos
));
4796 static int find_last_paren
__ARGS((char_u
*l
, int start
, int end
));
4797 static int find_match
__ARGS((int lookfor
, linenr_T ourscope
, int ind_maxparen
, int ind_maxcomment
));
4799 static int ind_hash_comment
= 0; /* # starts a comment */
4802 * Skip over white space and C comments within the line.
4803 * Also skip over Perl/shell comments if desired.
4815 /* Perl/shell # comment comment continues until eol. Require a space
4816 * before # to avoid recognizing $#array. */
4817 if (ind_hash_comment
!= 0 && s
!= prev_s
&& *s
== '#')
4825 if (*s
== '/') /* slash-slash comment continues till eol */
4832 for (++s
; *s
; ++s
) /* skip slash-star comment */
4833 if (s
[0] == '*' && s
[1] == '/')
4843 * Return TRUE if there there is no code at *s. White space and comments are
4844 * not considered code.
4850 return *cin_skipcomment(s
) == NUL
;
4854 * Check previous lines for a "//" line comment, skipping over blank lines.
4857 find_line_comment() /* XXX */
4863 pos
= curwin
->w_cursor
;
4864 while (--pos
.lnum
> 0)
4866 line
= ml_get(pos
.lnum
);
4867 p
= skipwhite(line
);
4868 if (cin_islinecomment(p
))
4870 pos
.col
= (int)(p
- line
);
4880 * Check if string matches "label:"; move to character after ':' if true.
4886 if (!vim_isIDc(**s
)) /* need at least one ID character */
4889 while (vim_isIDc(**s
))
4892 *s
= cin_skipcomment(*s
);
4894 /* "::" is not a label, it's C++ */
4895 return (**s
== ':' && *++*s
!= ':');
4899 * Recognize a label: "label:".
4900 * Note: curwin->w_cursor must be where we are looking for the label.
4903 cin_islabel(ind_maxcomment
) /* XXX */
4908 s
= cin_skipcomment(ml_get_curline());
4911 * Exclude "default" from labels, since it should be indented
4912 * like a switch label. Same for C++ scope declarations.
4914 if (cin_isdefault(s
))
4916 if (cin_isscopedecl(s
))
4919 if (cin_islabel_skip(&s
))
4922 * Only accept a label if the previous line is terminated or is a case
4929 cursor_save
= curwin
->w_cursor
;
4930 while (curwin
->w_cursor
.lnum
> 1)
4932 --curwin
->w_cursor
.lnum
;
4935 * If we're in a comment now, skip to the start of the comment.
4937 curwin
->w_cursor
.col
= 0;
4938 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
) /* XXX */
4939 curwin
->w_cursor
= *trypos
;
4941 line
= ml_get_curline();
4942 if (cin_ispreproc(line
)) /* ignore #defines, #if, etc. */
4944 if (*(line
= cin_skipcomment(line
)) == NUL
)
4947 curwin
->w_cursor
= cursor_save
;
4948 if (cin_isterminated(line
, TRUE
, FALSE
)
4949 || cin_isscopedecl(line
)
4951 || (cin_islabel_skip(&line
) && cin_nocode(line
)))
4955 curwin
->w_cursor
= cursor_save
;
4956 return TRUE
; /* label at start of file??? */
4962 * Recognize structure initialization and enumerations.
4963 * Q&D-Implementation:
4964 * check for "=" at end or "[typedef] enum" at beginning of line.
4971 s
= cin_skipcomment(ml_get_curline());
4973 if (STRNCMP(s
, "typedef", 7) == 0 && !vim_isIDc(s
[7]))
4974 s
= cin_skipcomment(s
+ 7);
4976 if (STRNCMP(s
, "enum", 4) == 0 && !vim_isIDc(s
[4]))
4979 if (cin_ends_in(s
, (char_u
*)"=", (char_u
*)"{"))
4986 * Recognize a switch label: "case .*:" or "default:".
4992 s
= cin_skipcomment(s
);
4993 if (STRNCMP(s
, "case", 4) == 0 && !vim_isIDc(s
[4]))
4995 for (s
+= 4; *s
; ++s
)
4997 s
= cin_skipcomment(s
);
5000 if (s
[1] == ':') /* skip over "::" for C++ */
5005 if (*s
== '\'' && s
[1] && s
[2] == '\'')
5006 s
+= 2; /* skip over '.' */
5007 else if (*s
== '/' && (s
[1] == '*' || s
[1] == '/'))
5008 return FALSE
; /* stop at comment */
5010 return FALSE
; /* stop at string */
5015 if (cin_isdefault(s
))
5021 * Recognize a "default" switch label.
5027 return (STRNCMP(s
, "default", 7) == 0
5028 && *(s
= cin_skipcomment(s
+ 7)) == ':'
5033 * Recognize a "public/private/proctected" scope declaration label.
5041 s
= cin_skipcomment(s
);
5042 if (STRNCMP(s
, "public", 6) == 0)
5044 else if (STRNCMP(s
, "protected", 9) == 0)
5046 else if (STRNCMP(s
, "private", 7) == 0)
5050 return (*(s
= cin_skipcomment(s
+ i
)) == ':' && s
[1] != ':');
5054 * Return a pointer to the first non-empty non-comment character after a ':'.
5055 * Return NULL if not found.
5067 if (l
[1] == ':') /* skip over "::" for C++ */
5069 else if (!cin_iscase(l
+ 1))
5072 else if (*l
== '\'' && l
[1] && l
[2] == '\'')
5073 l
+= 2; /* skip over 'x' */
5077 l
= cin_skipcomment(l
+ 1);
5084 * Get indent of line "lnum", skipping a label.
5085 * Return 0 if there is nothing after the label.
5088 get_indent_nolabel(lnum
) /* XXX */
5101 fp
.col
= (colnr_T
)(p
- l
);
5103 getvcol(curwin
, &fp
, &col
, NULL
, NULL
);
5108 * Find indent for line "lnum", ignoring any case or jump label.
5109 * Also return a pointer to the text (after the label) in "pp".
5110 * label: if (asdf && asdfasdf)
5114 skip_label(lnum
, pp
, ind_maxcomment
)
5123 cursor_save
= curwin
->w_cursor
;
5124 curwin
->w_cursor
.lnum
= lnum
;
5125 l
= ml_get_curline();
5127 if (cin_iscase(l
) || cin_isscopedecl(l
) || cin_islabel(ind_maxcomment
))
5129 amount
= get_indent_nolabel(lnum
);
5130 l
= after_label(ml_get_curline());
5131 if (l
== NULL
) /* just in case */
5132 l
= ml_get_curline();
5136 amount
= get_indent();
5137 l
= ml_get_curline();
5141 curwin
->w_cursor
= cursor_save
;
5146 * Return the indent of the first variable name after a type in a declaration.
5147 * int a, indent of "a"
5148 * static struct foo b, indent of "b"
5149 * enum bla c, indent of "c"
5150 * Returns zero when it doesn't look like a declaration.
5153 cin_first_id_amount()
5155 char_u
*line
, *p
, *s
;
5160 line
= ml_get_curline();
5161 p
= skipwhite(line
);
5162 len
= (int)(skiptowhite(p
) - p
);
5163 if (len
== 6 && STRNCMP(p
, "static", 6) == 0)
5165 p
= skipwhite(p
+ 6);
5166 len
= (int)(skiptowhite(p
) - p
);
5168 if (len
== 6 && STRNCMP(p
, "struct", 6) == 0)
5169 p
= skipwhite(p
+ 6);
5170 else if (len
== 4 && STRNCMP(p
, "enum", 4) == 0)
5171 p
= skipwhite(p
+ 4);
5172 else if ((len
== 8 && STRNCMP(p
, "unsigned", 8) == 0)
5173 || (len
== 6 && STRNCMP(p
, "signed", 6) == 0))
5175 s
= skipwhite(p
+ len
);
5176 if ((STRNCMP(s
, "int", 3) == 0 && vim_iswhite(s
[3]))
5177 || (STRNCMP(s
, "long", 4) == 0 && vim_iswhite(s
[4]))
5178 || (STRNCMP(s
, "short", 5) == 0 && vim_iswhite(s
[5]))
5179 || (STRNCMP(s
, "char", 4) == 0 && vim_iswhite(s
[4])))
5182 for (len
= 0; vim_isIDc(p
[len
]); ++len
)
5184 if (len
== 0 || !vim_iswhite(p
[len
]) || cin_nocode(p
))
5187 p
= skipwhite(p
+ len
);
5188 fp
.lnum
= curwin
->w_cursor
.lnum
;
5189 fp
.col
= (colnr_T
)(p
- line
);
5190 getvcol(curwin
, &fp
, &col
, NULL
, NULL
);
5195 * Return the indent of the first non-blank after an equal sign.
5196 * char *foo = "here";
5197 * Return zero if no (useful) equal sign found.
5198 * Return -1 if the line above "lnum" ends in a backslash.
5204 cin_get_equal_amount(lnum
)
5214 line
= ml_get(lnum
- 1);
5215 if (*line
!= NUL
&& line
[STRLEN(line
) - 1] == '\\')
5219 line
= s
= ml_get(lnum
);
5220 while (*s
!= NUL
&& vim_strchr((char_u
*)"=;{}\"'", *s
) == NULL
)
5222 if (cin_iscomment(s
)) /* ignore comments */
5223 s
= cin_skipcomment(s
);
5230 s
= skipwhite(s
+ 1);
5234 if (*s
== '"') /* nice alignment for continued strings */
5238 fp
.col
= (colnr_T
)(s
- line
);
5239 getvcol(curwin
, &fp
, &col
, NULL
, NULL
);
5244 * Recognize a preprocessor statement: Any line that starts with '#'.
5257 * Return TRUE if line "*pp" at "*lnump" is a preprocessor statement or a
5258 * continuation line of a preprocessor statement. Decrease "*lnump" to the
5259 * start and return the line in "*pp".
5262 cin_ispreproc_cont(pp
, lnump
)
5267 linenr_T lnum
= *lnump
;
5272 if (cin_ispreproc(line
))
5280 line
= ml_get(--lnum
);
5281 if (*line
== NUL
|| line
[STRLEN(line
) - 1] != '\\')
5286 *pp
= ml_get(*lnump
);
5291 * Recognize the start of a C or C++ comment.
5297 return (p
[0] == '/' && (p
[1] == '*' || p
[1] == '/'));
5301 * Recognize the start of a "//" comment.
5304 cin_islinecomment(p
)
5307 return (p
[0] == '/' && p
[1] == '/');
5311 * Recognize a line that starts with '{' or '}', or ends with ';', '{' or '}'.
5312 * Don't consider "} else" a terminated line.
5313 * Return the character terminating the line (ending char's have precedence if
5314 * both apply in order to determine initializations).
5317 cin_isterminated(s
, incl_open
, incl_comma
)
5319 int incl_open
; /* include '{' at the end as terminator */
5320 int incl_comma
; /* recognize a trailing comma */
5322 char_u found_start
= 0;
5324 s
= cin_skipcomment(s
);
5326 if (*s
== '{' || (*s
== '}' && !cin_iselse(s
)))
5331 /* skip over comments, "" strings and 'c'haracters */
5332 s
= skip_string(cin_skipcomment(s
));
5333 if ((*s
== ';' || (incl_open
&& *s
== '{') || *s
== '}'
5334 || (incl_comma
&& *s
== ','))
5335 && cin_nocode(s
+ 1))
5345 * Recognize the basic picture of a function declaration -- it needs to
5346 * have an open paren somewhere and a close paren at the end of the line and
5347 * no semicolons anywhere.
5348 * When a line ends in a comma we continue looking in the next line.
5349 * "sp" points to a string with the line. When looking at other lines it must
5350 * be restored to the line. When it's NULL fetch lines here.
5351 * "lnum" is where we start looking.
5354 cin_isfuncdecl(sp
, first_lnum
)
5356 linenr_T first_lnum
;
5359 linenr_T lnum
= first_lnum
;
5367 while (*s
&& *s
!= '(' && *s
!= ';' && *s
!= '\'' && *s
!= '"')
5369 if (cin_iscomment(s
)) /* ignore comments */
5370 s
= cin_skipcomment(s
);
5375 return FALSE
; /* ';', ' or " before any () or no '(' */
5377 while (*s
&& *s
!= ';' && *s
!= '\'' && *s
!= '"')
5379 if (*s
== ')' && cin_nocode(s
+ 1))
5381 /* ')' at the end: may have found a match
5382 * Check for he previous line not to end in a backslash:
5383 * #if defined(x) && \
5386 lnum
= first_lnum
- 1;
5388 if (*s
== NUL
|| s
[STRLEN(s
) - 1] != '\\')
5392 if (*s
== ',' && cin_nocode(s
+ 1))
5394 /* ',' at the end: continue looking in the next line */
5395 if (lnum
>= curbuf
->b_ml
.ml_line_count
)
5400 else if (cin_iscomment(s
)) /* ignore comments */
5401 s
= cin_skipcomment(s
);
5407 if (lnum
!= first_lnum
&& sp
!= NULL
)
5408 *sp
= ml_get(first_lnum
);
5417 return (STRNCMP(p
, "if", 2) == 0 && !vim_isIDc(p
[2]));
5424 if (*p
== '}') /* accept "} else" */
5425 p
= cin_skipcomment(p
+ 1);
5426 return (STRNCMP(p
, "else", 4) == 0 && !vim_isIDc(p
[4]));
5433 return (STRNCMP(p
, "do", 2) == 0 && !vim_isIDc(p
[2]));
5437 * Check if this is a "while" that should have a matching "do".
5438 * We only accept a "while (condition) ;", with only white space between the
5439 * ')' and ';'. The condition may be spread over several lines.
5442 cin_iswhileofdo(p
, lnum
, ind_maxparen
) /* XXX */
5451 p
= cin_skipcomment(p
);
5452 if (*p
== '}') /* accept "} while (cond);" */
5453 p
= cin_skipcomment(p
+ 1);
5454 if (STRNCMP(p
, "while", 5) == 0 && !vim_isIDc(p
[5]))
5456 cursor_save
= curwin
->w_cursor
;
5457 curwin
->w_cursor
.lnum
= lnum
;
5458 curwin
->w_cursor
.col
= 0;
5459 p
= ml_get_curline();
5460 while (*p
&& *p
!= 'w') /* skip any '}', until the 'w' of the "while" */
5463 ++curwin
->w_cursor
.col
;
5465 if ((trypos
= findmatchlimit(NULL
, 0, 0, ind_maxparen
)) != NULL
5466 && *cin_skipcomment(ml_get_pos(trypos
) + 1) == ';')
5468 curwin
->w_cursor
= cursor_save
;
5474 * Return TRUE if we are at the end of a do-while.
5479 * Adjust the cursor to the line with "while".
5482 cin_iswhileofdo_end(terminated
, ind_maxparen
, ind_maxcomment
)
5493 if (terminated
!= ';') /* there must be a ';' at the end */
5496 p
= line
= ml_get_curline();
5499 p
= cin_skipcomment(p
);
5502 s
= skipwhite(p
+ 1);
5503 if (*s
== ';' && cin_nocode(s
+ 1))
5505 /* Found ");" at end of the line, now check there is "while"
5506 * before the matching '('. XXX */
5507 i
= (int)(p
- line
);
5508 curwin
->w_cursor
.col
= i
;
5509 trypos
= find_match_paren(ind_maxparen
, ind_maxcomment
);
5512 s
= cin_skipcomment(ml_get(trypos
->lnum
));
5513 if (*s
== '}') /* accept "} while (cond);" */
5514 s
= cin_skipcomment(s
+ 1);
5515 if (STRNCMP(s
, "while", 5) == 0 && !vim_isIDc(s
[5]))
5517 curwin
->w_cursor
.lnum
= trypos
->lnum
;
5522 /* Searching may have made "line" invalid, get it again. */
5523 line
= ml_get_curline();
5537 return (STRNCMP(p
, "break", 5) == 0 && !vim_isIDc(p
[5]));
5541 * Find the position of a C++ base-class declaration or
5542 * constructor-initialization. eg:
5545 * baseClass <-- here
5546 * class MyClass : public baseClass,
5547 * anotherBaseClass <-- here (should probably lineup ??)
5548 * MyClass::MyClass(...) :
5549 * baseClass(...) <-- here (constructor-initialization)
5551 * This is a lot of guessing. Watch out for "cond ? func() : foo".
5554 cin_is_cpp_baseclass(line
, col
)
5556 colnr_T
*col
; /* return: column to align with */
5559 int class_or_struct
, lookfor_ctor_init
, cpp_base_class
;
5560 linenr_T lnum
= curwin
->w_cursor
.lnum
;
5564 s
= skipwhite(line
);
5565 if (*s
== '#') /* skip #define FOO x ? (x) : x */
5567 s
= cin_skipcomment(s
);
5571 cpp_base_class
= lookfor_ctor_init
= class_or_struct
= FALSE
;
5573 /* Search for a line starting with '#', empty, ending in ';' or containing
5574 * '{' or '}' and start below it. This handles the following situations:
5581 * Foo::Foo (int one, int two)
5588 s
= skipwhite(ml_get(lnum
- 1));
5589 if (*s
== '#' || *s
== NUL
)
5593 s
= cin_skipcomment(s
);
5594 if (*s
== '{' || *s
== '}'
5595 || (*s
== ';' && cin_nocode(s
+ 1)))
5605 s
= cin_skipcomment(ml_get(lnum
));
5610 if (lnum
== curwin
->w_cursor
.lnum
)
5612 /* Continue in the cursor line. */
5613 s
= cin_skipcomment(ml_get(++lnum
));
5620 /* skip double colon. It can't be a constructor
5621 * initialization any more */
5622 lookfor_ctor_init
= FALSE
;
5623 s
= cin_skipcomment(s
+ 2);
5625 else if (lookfor_ctor_init
|| class_or_struct
)
5627 /* we have something found, that looks like the start of
5628 * cpp-base-class-declaration or contructor-initialization */
5629 cpp_base_class
= TRUE
;
5630 lookfor_ctor_init
= class_or_struct
= FALSE
;
5632 s
= cin_skipcomment(s
+ 1);
5635 s
= cin_skipcomment(s
+ 1);
5637 else if ((STRNCMP(s
, "class", 5) == 0 && !vim_isIDc(s
[5]))
5638 || (STRNCMP(s
, "struct", 6) == 0 && !vim_isIDc(s
[6])))
5640 class_or_struct
= TRUE
;
5641 lookfor_ctor_init
= FALSE
;
5644 s
= cin_skipcomment(s
+ 5);
5646 s
= cin_skipcomment(s
+ 6);
5650 if (s
[0] == '{' || s
[0] == '}' || s
[0] == ';')
5652 cpp_base_class
= lookfor_ctor_init
= class_or_struct
= FALSE
;
5654 else if (s
[0] == ')')
5656 /* Constructor-initialization is assumed if we come across
5657 * something like "):" */
5658 class_or_struct
= FALSE
;
5659 lookfor_ctor_init
= TRUE
;
5661 else if (s
[0] == '?')
5663 /* Avoid seeing '() :' after '?' as constructor init. */
5666 else if (!vim_isIDc(s
[0]))
5668 /* if it is not an identifier, we are wrong */
5669 class_or_struct
= FALSE
;
5670 lookfor_ctor_init
= FALSE
;
5674 /* it can't be a constructor-initialization any more */
5675 lookfor_ctor_init
= FALSE
;
5677 /* the first statement starts here: lineup with this one... */
5679 *col
= (colnr_T
)(s
- line
);
5682 /* When the line ends in a comma don't align with it. */
5683 if (lnum
== curwin
->w_cursor
.lnum
&& *s
== ',' && cin_nocode(s
+ 1))
5686 s
= cin_skipcomment(s
+ 1);
5690 return cpp_base_class
;
5694 get_baseclass_amount(col
, ind_maxparen
, ind_maxcomment
, ind_cpp_baseclass
)
5698 int ind_cpp_baseclass
;
5706 amount
= get_indent();
5707 if (find_last_paren(ml_get_curline(), '(', ')')
5708 && (trypos
= find_match_paren(ind_maxparen
,
5709 ind_maxcomment
)) != NULL
)
5710 amount
= get_indent_lnum(trypos
->lnum
); /* XXX */
5711 if (!cin_ends_in(ml_get_curline(), (char_u
*)",", NULL
))
5712 amount
+= ind_cpp_baseclass
;
5716 curwin
->w_cursor
.col
= col
;
5717 getvcol(curwin
, &curwin
->w_cursor
, &vcol
, NULL
, NULL
);
5720 if (amount
< ind_cpp_baseclass
)
5721 amount
= ind_cpp_baseclass
;
5726 * Return TRUE if string "s" ends with the string "find", possibly followed by
5727 * white space and comments. Skip strings and comments.
5728 * Ignore "ignore" after "find" if it's not NULL.
5731 cin_ends_in(s
, find
, ignore
)
5738 int len
= (int)STRLEN(find
);
5742 p
= cin_skipcomment(p
);
5743 if (STRNCMP(p
, find
, len
) == 0)
5745 r
= skipwhite(p
+ len
);
5746 if (ignore
!= NULL
&& STRNCMP(r
, ignore
, STRLEN(ignore
)) == 0)
5747 r
= skipwhite(r
+ STRLEN(ignore
));
5758 * Skip strings, chars and comments until at or past "trypos".
5759 * Return the column found.
5762 cin_skip2pos(trypos
)
5768 p
= line
= ml_get(trypos
->lnum
);
5769 while (*p
&& (colnr_T
)(p
- line
) < trypos
->col
)
5771 if (cin_iscomment(p
))
5772 p
= cin_skipcomment(p
);
5779 return (int)(p
- line
);
5783 * Find the '{' at the start of the block we are in.
5784 * Return NULL if no match found.
5785 * Ignore a '{' that is in a comment, makes indenting the next three lines
5792 find_start_brace(ind_maxcomment
) /* XXX */
5798 static pos_T pos_copy
;
5800 cursor_save
= curwin
->w_cursor
;
5801 while ((trypos
= findmatchlimit(NULL
, '{', FM_BLOCKSTOP
, 0)) != NULL
)
5803 pos_copy
= *trypos
; /* copy pos_T, next findmatch will change it */
5805 curwin
->w_cursor
= *trypos
;
5807 /* ignore the { if it's in a // or / * * / comment */
5808 if ((colnr_T
)cin_skip2pos(trypos
) == trypos
->col
5809 && (pos
= find_start_comment(ind_maxcomment
)) == NULL
) /* XXX */
5812 curwin
->w_cursor
.lnum
= pos
->lnum
;
5814 curwin
->w_cursor
= cursor_save
;
5819 * Find the matching '(', failing if it is in a comment.
5820 * Return NULL of no match found.
5823 find_match_paren(ind_maxparen
, ind_maxcomment
) /* XXX */
5829 static pos_T pos_copy
;
5831 cursor_save
= curwin
->w_cursor
;
5832 if ((trypos
= findmatchlimit(NULL
, '(', 0, ind_maxparen
)) != NULL
)
5834 /* check if the ( is in a // comment */
5835 if ((colnr_T
)cin_skip2pos(trypos
) > trypos
->col
)
5839 pos_copy
= *trypos
; /* copy trypos, findmatch will change it */
5841 curwin
->w_cursor
= *trypos
;
5842 if (find_start_comment(ind_maxcomment
) != NULL
) /* XXX */
5846 curwin
->w_cursor
= cursor_save
;
5851 * Return ind_maxparen corrected for the difference in line number between the
5852 * cursor position and "startpos". This makes sure that searching for a
5853 * matching paren above the cursor line doesn't find a match because of
5854 * looking a few lines further.
5857 corr_ind_maxparen(ind_maxparen
, startpos
)
5861 long n
= (long)startpos
->lnum
- (long)curwin
->w_cursor
.lnum
;
5863 if (n
> 0 && n
< ind_maxparen
/ 2)
5864 return ind_maxparen
- (int)n
;
5865 return ind_maxparen
;
5869 * Set w_cursor.col to the column number of the last unmatched ')' or '{' in
5873 find_last_paren(l
, start
, end
)
5881 curwin
->w_cursor
.col
= 0; /* default is start of line */
5883 for (i
= 0; l
[i
]; i
++)
5885 i
= (int)(cin_skipcomment(l
+ i
) - l
); /* ignore parens in comments */
5886 i
= (int)(skip_string(l
+ i
) - l
); /* ignore parens in quotes */
5889 else if (l
[i
] == end
)
5895 curwin
->w_cursor
.col
= i
;
5907 * spaces from a block's opening brace the prevailing indent for that
5910 int ind_level
= curbuf
->b_p_sw
;
5913 * spaces from the edge of the line an open brace that's at the end of a
5914 * line is imagined to be.
5916 int ind_open_imag
= 0;
5919 * spaces from the prevailing indent for a line that is not precededof by
5922 int ind_no_brace
= 0;
5925 * column where the first { of a function should be located }
5927 int ind_first_open
= 0;
5930 * spaces from the prevailing indent a leftmost open brace should be
5933 int ind_open_extra
= 0;
5936 * spaces from the matching open brace (real location for one at the left
5937 * edge; imaginary location from one that ends a line) the matching close
5938 * brace should be located
5940 int ind_close_extra
= 0;
5943 * spaces from the edge of the line an open brace sitting in the leftmost
5944 * column is imagined to be
5946 int ind_open_left_imag
= 0;
5949 * spaces from the switch() indent a "case xx" label should be located
5951 int ind_case
= curbuf
->b_p_sw
;
5954 * spaces from the "case xx:" code after a switch() should be located
5956 int ind_case_code
= curbuf
->b_p_sw
;
5959 * lineup break at end of case in switch() with case label
5961 int ind_case_break
= 0;
5964 * spaces from the class declaration indent a scope declaration label
5967 int ind_scopedecl
= curbuf
->b_p_sw
;
5970 * spaces from the scope declaration label code should be located
5972 int ind_scopedecl_code
= curbuf
->b_p_sw
;
5975 * amount K&R-style parameters should be indented
5977 int ind_param
= curbuf
->b_p_sw
;
5980 * amount a function type spec should be indented
5982 int ind_func_type
= curbuf
->b_p_sw
;
5985 * amount a cpp base class declaration or constructor initialization
5986 * should be indented
5988 int ind_cpp_baseclass
= curbuf
->b_p_sw
;
5991 * additional spaces beyond the prevailing indent a continuation line
5994 int ind_continuation
= curbuf
->b_p_sw
;
5997 * spaces from the indent of the line with an unclosed parentheses
5999 int ind_unclosed
= curbuf
->b_p_sw
* 2;
6002 * spaces from the indent of the line with an unclosed parentheses, which
6003 * itself is also unclosed
6005 int ind_unclosed2
= curbuf
->b_p_sw
;
6008 * suppress ignoring spaces from the indent of a line starting with an
6009 * unclosed parentheses.
6011 int ind_unclosed_noignore
= 0;
6014 * If the opening paren is the last nonwhite character on the line, and
6015 * ind_unclosed_wrapped is nonzero, use this indent relative to the outer
6016 * context (for very long lines).
6018 int ind_unclosed_wrapped
= 0;
6021 * suppress ignoring white space when lining up with the character after
6022 * an unclosed parentheses.
6024 int ind_unclosed_whiteok
= 0;
6027 * indent a closing parentheses under the line start of the matching
6028 * opening parentheses.
6030 int ind_matching_paren
= 0;
6033 * indent a closing parentheses under the previous line.
6035 int ind_paren_prev
= 0;
6038 * Extra indent for comments.
6040 int ind_comment
= 0;
6043 * spaces from the comment opener when there is nothing after it.
6045 int ind_in_comment
= 3;
6048 * boolean: if non-zero, use ind_in_comment even if there is something
6049 * after the comment opener.
6051 int ind_in_comment2
= 0;
6054 * max lines to search for an open paren
6056 int ind_maxparen
= 20;
6059 * max lines to search for an open comment
6061 int ind_maxcomment
= 70;
6064 * handle braces for java code
6069 * handle blocked cases correctly
6071 int ind_keep_case_label
= 0;
6076 int cur_amount
= MAXCOL
;
6081 pos_T
*tryposBrace
= NULL
;
6082 pos_T our_paren_pos
;
6085 #define BRACE_IN_COL0 1 /* '{' is in comumn 0 */
6086 #define BRACE_AT_START 2 /* '{' is at start of line */
6087 #define BRACE_AT_END 3 /* '{' is at end of line */
6093 #define LOOKFOR_INITIAL 0
6094 #define LOOKFOR_IF 1
6095 #define LOOKFOR_DO 2
6096 #define LOOKFOR_CASE 3
6097 #define LOOKFOR_ANY 4
6098 #define LOOKFOR_TERM 5
6099 #define LOOKFOR_UNTERM 6
6100 #define LOOKFOR_SCOPEDECL 7
6101 #define LOOKFOR_NOBREAK 8
6102 #define LOOKFOR_CPP_BASECLASS 9
6103 #define LOOKFOR_ENUM_OR_INIT 10
6108 int fraction
= 0; /* init for GCC */
6113 int cont_amount
= 0; /* amount for continuation line */
6115 for (options
= curbuf
->b_p_cino
; *options
; )
6118 if (*options
== '-')
6120 n
= getdigits(&options
);
6122 if (*options
== '.') /* ".5s" means a fraction */
6124 fraction
= atol((char *)++options
);
6125 while (VIM_ISDIGIT(*options
))
6134 if (*options
== 's') /* "2s" means two times 'shiftwidth' */
6136 if (n
== 0 && fraction
== 0)
6137 n
= curbuf
->b_p_sw
; /* just "s" is one 'shiftwidth' */
6140 n
*= curbuf
->b_p_sw
;
6142 n
+= (curbuf
->b_p_sw
* fraction
+ divider
/ 2) / divider
;
6148 /* When adding an entry here, also update the default 'cinoptions' in
6149 * doc/indent.txt, and add explanation for it! */
6152 case '>': ind_level
= n
; break;
6153 case 'e': ind_open_imag
= n
; break;
6154 case 'n': ind_no_brace
= n
; break;
6155 case 'f': ind_first_open
= n
; break;
6156 case '{': ind_open_extra
= n
; break;
6157 case '}': ind_close_extra
= n
; break;
6158 case '^': ind_open_left_imag
= n
; break;
6159 case ':': ind_case
= n
; break;
6160 case '=': ind_case_code
= n
; break;
6161 case 'b': ind_case_break
= n
; break;
6162 case 'p': ind_param
= n
; break;
6163 case 't': ind_func_type
= n
; break;
6164 case '/': ind_comment
= n
; break;
6165 case 'c': ind_in_comment
= n
; break;
6166 case 'C': ind_in_comment2
= n
; break;
6167 case 'i': ind_cpp_baseclass
= n
; break;
6168 case '+': ind_continuation
= n
; break;
6169 case '(': ind_unclosed
= n
; break;
6170 case 'u': ind_unclosed2
= n
; break;
6171 case 'U': ind_unclosed_noignore
= n
; break;
6172 case 'W': ind_unclosed_wrapped
= n
; break;
6173 case 'w': ind_unclosed_whiteok
= n
; break;
6174 case 'm': ind_matching_paren
= n
; break;
6175 case 'M': ind_paren_prev
= n
; break;
6176 case ')': ind_maxparen
= n
; break;
6177 case '*': ind_maxcomment
= n
; break;
6178 case 'g': ind_scopedecl
= n
; break;
6179 case 'h': ind_scopedecl_code
= n
; break;
6180 case 'j': ind_java
= n
; break;
6181 case 'l': ind_keep_case_label
= n
; break;
6182 case '#': ind_hash_comment
= n
; break;
6186 /* remember where the cursor was when we started */
6187 cur_curpos
= curwin
->w_cursor
;
6189 /* Get a copy of the current contents of the line.
6190 * This is required, because only the most recent line obtained with
6191 * ml_get is valid! */
6192 linecopy
= vim_strsave(ml_get(cur_curpos
.lnum
));
6193 if (linecopy
== NULL
)
6197 * In insert mode and the cursor is on a ')' truncate the line at the
6198 * cursor position. We don't want to line up with the matching '(' when
6199 * inserting new stuff.
6200 * For unknown reasons the cursor might be past the end of the line, thus
6203 if ((State
& INSERT
)
6204 && curwin
->w_cursor
.col
< STRLEN(linecopy
)
6205 && linecopy
[curwin
->w_cursor
.col
] == ')')
6206 linecopy
[curwin
->w_cursor
.col
] = NUL
;
6208 theline
= skipwhite(linecopy
);
6210 /* move the cursor to the start of the line */
6212 curwin
->w_cursor
.col
= 0;
6215 * #defines and so on always go at the left when included in 'cinkeys'.
6217 if (*theline
== '#' && (*linecopy
== '#' || in_cinkeys('#', ' ', TRUE
)))
6223 * Is it a non-case label? Then that goes at the left margin too.
6225 else if (cin_islabel(ind_maxcomment
)) /* XXX */
6231 * If we're inside a "//" comment and there is a "//" comment in a
6232 * previous line, lineup with that one.
6234 else if (cin_islinecomment(theline
)
6235 && (trypos
= find_line_comment()) != NULL
) /* XXX */
6237 /* find how indented the line beginning the comment is */
6238 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6243 * If we're inside a comment and not looking at the start of the
6244 * comment, try using the 'comments' option.
6246 else if (!cin_iscomment(theline
)
6247 && (trypos
= find_start_comment(ind_maxcomment
)) != NULL
) /* XXX */
6249 int lead_start_len
= 2;
6250 int lead_middle_len
= 1;
6251 char_u lead_start
[COM_MAX_LEN
]; /* start-comment string */
6252 char_u lead_middle
[COM_MAX_LEN
]; /* middle-comment string */
6253 char_u lead_end
[COM_MAX_LEN
]; /* end-comment string */
6255 int start_align
= 0;
6259 /* find how indented the line beginning the comment is */
6260 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6263 p
= curbuf
->b_p_com
;
6270 while (*p
!= NUL
&& *p
!= ':')
6272 if (*p
== COM_START
|| *p
== COM_END
|| *p
== COM_MIDDLE
)
6274 else if (*p
== COM_LEFT
|| *p
== COM_RIGHT
)
6276 else if (VIM_ISDIGIT(*p
) || *p
== '-')
6277 off
= getdigits(&p
);
6284 (void)copy_option_part(&p
, lead_end
, COM_MAX_LEN
, ",");
6285 if (what
== COM_START
)
6287 STRCPY(lead_start
, lead_end
);
6288 lead_start_len
= (int)STRLEN(lead_start
);
6290 start_align
= align
;
6292 else if (what
== COM_MIDDLE
)
6294 STRCPY(lead_middle
, lead_end
);
6295 lead_middle_len
= (int)STRLEN(lead_middle
);
6297 else if (what
== COM_END
)
6299 /* If our line starts with the middle comment string, line it
6300 * up with the comment opener per the 'comments' option. */
6301 if (STRNCMP(theline
, lead_middle
, lead_middle_len
) == 0
6302 && STRNCMP(theline
, lead_end
, STRLEN(lead_end
)) != 0)
6305 if (curwin
->w_cursor
.lnum
> 1)
6307 /* If the start comment string matches in the previous
6308 * line, use the indent of that line pluss offset. If
6309 * the middle comment string matches in the previous
6310 * line, use the indent of that line. XXX */
6311 look
= skipwhite(ml_get(curwin
->w_cursor
.lnum
- 1));
6312 if (STRNCMP(look
, lead_start
, lead_start_len
) == 0)
6313 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1);
6314 else if (STRNCMP(look
, lead_middle
,
6315 lead_middle_len
) == 0)
6317 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1);
6320 /* If the start comment string doesn't match with the
6321 * start of the comment, skip this entry. XXX */
6322 else if (STRNCMP(ml_get(trypos
->lnum
) + trypos
->col
,
6323 lead_start
, lead_start_len
) != 0)
6327 amount
+= start_off
;
6328 else if (start_align
== COM_RIGHT
)
6329 amount
+= vim_strsize(lead_start
)
6330 - vim_strsize(lead_middle
);
6334 /* If our line starts with the end comment string, line it up
6335 * with the middle comment */
6336 if (STRNCMP(theline
, lead_middle
, lead_middle_len
) != 0
6337 && STRNCMP(theline
, lead_end
, STRLEN(lead_end
)) == 0)
6339 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1);
6343 else if (align
== COM_RIGHT
)
6344 amount
+= vim_strsize(lead_start
)
6345 - vim_strsize(lead_middle
);
6352 /* If our line starts with an asterisk, line up with the
6353 * asterisk in the comment opener; otherwise, line up
6354 * with the first character of the comment text.
6358 else if (theline
[0] == '*')
6363 * If we are more than one line away from the comment opener, take
6364 * the indent of the previous non-empty line. If 'cino' has "CO"
6365 * and we are just below the comment opener and there are any
6366 * white characters after it line up with the text after it;
6367 * otherwise, add the amount specified by "c" in 'cino'
6370 for (lnum
= cur_curpos
.lnum
- 1; lnum
> trypos
->lnum
; --lnum
)
6372 if (linewhite(lnum
)) /* skip blank lines */
6374 amount
= get_indent_lnum(lnum
); /* XXX */
6377 if (amount
== -1) /* use the comment opener */
6379 if (!ind_in_comment2
)
6381 start
= ml_get(trypos
->lnum
);
6382 look
= start
+ trypos
->col
+ 2; /* skip / and * */
6383 if (*look
!= NUL
) /* if something after it */
6384 trypos
->col
= (colnr_T
)(skipwhite(look
) - start
);
6386 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6388 if (ind_in_comment2
|| *look
== NUL
)
6389 amount
+= ind_in_comment
;
6395 * Are we inside parentheses or braces?
6397 else if (((trypos
= find_match_paren(ind_maxparen
, ind_maxcomment
)) != NULL
6399 || (tryposBrace
= find_start_brace(ind_maxcomment
)) != NULL
6402 if (trypos
!= NULL
&& tryposBrace
!= NULL
)
6404 /* Both an unmatched '(' and '{' is found. Use the one which is
6405 * closer to the current cursor position, set the other to NULL. */
6406 if (trypos
->lnum
!= tryposBrace
->lnum
6407 ? trypos
->lnum
< tryposBrace
->lnum
6408 : trypos
->col
< tryposBrace
->col
)
6417 * If the matching paren is more than one line away, use the indent of
6418 * a previous non-empty line that matches the same paren.
6420 if (theline
[0] == ')' && ind_paren_prev
)
6422 /* Line up with the start of the matching paren line. */
6423 amount
= get_indent_lnum(curwin
->w_cursor
.lnum
- 1); /* XXX */
6428 our_paren_pos
= *trypos
;
6429 for (lnum
= cur_curpos
.lnum
- 1; lnum
> our_paren_pos
.lnum
; --lnum
)
6431 l
= skipwhite(ml_get(lnum
));
6432 if (cin_nocode(l
)) /* skip comment lines */
6434 if (cin_ispreproc_cont(&l
, &lnum
))
6435 continue; /* ignore #define, #if, etc. */
6436 curwin
->w_cursor
.lnum
= lnum
;
6438 /* Skip a comment. XXX */
6439 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
)
6441 lnum
= trypos
->lnum
+ 1;
6446 if ((trypos
= find_match_paren(
6447 corr_ind_maxparen(ind_maxparen
, &cur_curpos
),
6448 ind_maxcomment
)) != NULL
6449 && trypos
->lnum
== our_paren_pos
.lnum
6450 && trypos
->col
== our_paren_pos
.col
)
6452 amount
= get_indent_lnum(lnum
); /* XXX */
6454 if (theline
[0] == ')')
6456 if (our_paren_pos
.lnum
!= lnum
6457 && cur_amount
> amount
)
6458 cur_amount
= amount
;
6467 * Line up with line where the matching paren is. XXX
6468 * If the line starts with a '(' or the indent for unclosed
6469 * parentheses is zero, line up with the unclosed parentheses.
6473 int ignore_paren_col
= 0;
6475 amount
= skip_label(our_paren_pos
.lnum
, &look
, ind_maxcomment
);
6476 look
= skipwhite(look
);
6479 linenr_T save_lnum
= curwin
->w_cursor
.lnum
;
6483 /* Ignore a '(' in front of the line that has a match before
6484 * our matching '('. */
6485 curwin
->w_cursor
.lnum
= our_paren_pos
.lnum
;
6486 line
= ml_get_curline();
6487 look_col
= (int)(look
- line
);
6488 curwin
->w_cursor
.col
= look_col
+ 1;
6489 if ((trypos
= findmatchlimit(NULL
, ')', 0, ind_maxparen
))
6491 && trypos
->lnum
== our_paren_pos
.lnum
6492 && trypos
->col
< our_paren_pos
.col
)
6493 ignore_paren_col
= trypos
->col
+ 1;
6495 curwin
->w_cursor
.lnum
= save_lnum
;
6496 look
= ml_get(our_paren_pos
.lnum
) + look_col
;
6498 if (theline
[0] == ')' || ind_unclosed
== 0
6499 || (!ind_unclosed_noignore
&& *look
== '('
6500 && ignore_paren_col
== 0))
6503 * If we're looking at a close paren, line up right there;
6504 * otherwise, line up with the next (non-white) character.
6505 * When ind_unclosed_wrapped is set and the matching paren is
6506 * the last nonwhite character of the line, use either the
6507 * indent of the current line or the indentation of the next
6508 * outer paren and add ind_unclosed_wrapped (for very long
6511 if (theline
[0] != ')')
6513 cur_amount
= MAXCOL
;
6514 l
= ml_get(our_paren_pos
.lnum
);
6515 if (ind_unclosed_wrapped
6516 && cin_ends_in(l
, (char_u
*)"(", NULL
))
6518 /* look for opening unmatched paren, indent one level
6519 * for each additional level */
6521 for (col
= 0; col
< our_paren_pos
.col
; ++col
)
6530 case '}': if (n
> 1)
6536 our_paren_pos
.col
= 0;
6537 amount
+= n
* ind_unclosed_wrapped
;
6539 else if (ind_unclosed_whiteok
)
6540 our_paren_pos
.col
++;
6543 col
= our_paren_pos
.col
+ 1;
6544 while (vim_iswhite(l
[col
]))
6546 if (l
[col
] != NUL
) /* In case of trailing space */
6547 our_paren_pos
.col
= col
;
6549 our_paren_pos
.col
++;
6554 * Find how indented the paren is, or the character after it
6555 * if we did the above "if".
6557 if (our_paren_pos
.col
> 0)
6559 getvcol(curwin
, &our_paren_pos
, &col
, NULL
, NULL
);
6560 if (cur_amount
> (int)col
)
6565 if (theline
[0] == ')' && ind_matching_paren
)
6567 /* Line up with the start of the matching paren line. */
6569 else if (ind_unclosed
== 0 || (!ind_unclosed_noignore
6570 && *look
== '(' && ignore_paren_col
== 0))
6572 if (cur_amount
!= MAXCOL
)
6573 amount
= cur_amount
;
6577 /* Add ind_unclosed2 for each '(' before our matching one, but
6578 * ignore (void) before the line (ignore_paren_col). */
6579 col
= our_paren_pos
.col
;
6580 while ((int)our_paren_pos
.col
> ignore_paren_col
)
6582 --our_paren_pos
.col
;
6583 switch (*ml_get_pos(&our_paren_pos
))
6585 case '(': amount
+= ind_unclosed2
;
6586 col
= our_paren_pos
.col
;
6588 case ')': amount
-= ind_unclosed2
;
6594 /* Use ind_unclosed once, when the first '(' is not inside
6597 amount
+= ind_unclosed
;
6600 curwin
->w_cursor
.lnum
= our_paren_pos
.lnum
;
6601 curwin
->w_cursor
.col
= col
;
6602 if ((trypos
= find_match_paren(ind_maxparen
,
6603 ind_maxcomment
)) != NULL
)
6604 amount
+= ind_unclosed2
;
6606 amount
+= ind_unclosed
;
6609 * For a line starting with ')' use the minimum of the two
6610 * positions, to avoid giving it more indent than the previous
6612 * func_long_name( if (x
6614 * ) ^ not here ) ^ not here
6616 if (cur_amount
< amount
)
6617 amount
= cur_amount
;
6621 /* add extra indent for a comment */
6622 if (cin_iscomment(theline
))
6623 amount
+= ind_comment
;
6627 * Are we at least inside braces, then?
6631 trypos
= tryposBrace
;
6633 ourscope
= trypos
->lnum
;
6634 start
= ml_get(ourscope
);
6637 * Now figure out how indented the line is in general.
6638 * If the brace was at the start of the line, we use that;
6639 * otherwise, check out the indentation of the line as
6640 * a whole and then add the "imaginary indent" to that.
6642 look
= skipwhite(start
);
6645 getvcol(curwin
, trypos
, &col
, NULL
, NULL
);
6648 start_brace
= BRACE_IN_COL0
;
6650 start_brace
= BRACE_AT_START
;
6655 * that opening brace might have been on a continuation
6656 * line. if so, find the start of the line.
6658 curwin
->w_cursor
.lnum
= ourscope
;
6661 * position the cursor over the rightmost paren, so that
6662 * matching it will take us back to the start of the line.
6665 if (find_last_paren(start
, '(', ')')
6666 && (trypos
= find_match_paren(ind_maxparen
,
6667 ind_maxcomment
)) != NULL
)
6668 lnum
= trypos
->lnum
;
6671 * It could have been something like
6672 * case 1: if (asdf &&
6676 if (ind_keep_case_label
&& cin_iscase(skipwhite(ml_get_curline())))
6677 amount
= get_indent();
6679 amount
= skip_label(lnum
, &l
, ind_maxcomment
);
6681 start_brace
= BRACE_AT_END
;
6685 * if we're looking at a closing brace, that's where
6686 * we want to be. otherwise, add the amount of room
6687 * that an indent is supposed to be.
6689 if (theline
[0] == '}')
6692 * they may want closing braces to line up with something
6693 * other than the open brace. indulge them, if so.
6695 amount
+= ind_close_extra
;
6700 * If we're looking at an "else", try to find an "if"
6702 * If we're looking at a "while", try to find a "do"
6705 lookfor
= LOOKFOR_INITIAL
;
6706 if (cin_iselse(theline
))
6707 lookfor
= LOOKFOR_IF
;
6708 else if (cin_iswhileofdo(theline
, cur_curpos
.lnum
, ind_maxparen
))
6710 lookfor
= LOOKFOR_DO
;
6711 if (lookfor
!= LOOKFOR_INITIAL
)
6713 curwin
->w_cursor
.lnum
= cur_curpos
.lnum
;
6714 if (find_match(lookfor
, ourscope
, ind_maxparen
,
6715 ind_maxcomment
) == OK
)
6717 amount
= get_indent(); /* XXX */
6723 * We get here if we are not on an "while-of-do" or "else" (or
6724 * failed to find a matching "if").
6725 * Search backwards for something to line up with.
6726 * First set amount for when we don't find anything.
6730 * if the '{' is _really_ at the left margin, use the imaginary
6731 * location of a left-margin brace. Otherwise, correct the
6732 * location for ind_open_extra.
6735 if (start_brace
== BRACE_IN_COL0
) /* '{' is in column 0 */
6737 amount
= ind_open_left_imag
;
6741 if (start_brace
== BRACE_AT_END
) /* '{' is at end of line */
6742 amount
+= ind_open_imag
;
6745 /* Compensate for adding ind_open_extra later. */
6746 amount
-= ind_open_extra
;
6752 lookfor_break
= FALSE
;
6754 if (cin_iscase(theline
)) /* it's a switch() label */
6756 lookfor
= LOOKFOR_CASE
; /* find a previous switch() label */
6759 else if (cin_isscopedecl(theline
)) /* private:, ... */
6761 lookfor
= LOOKFOR_SCOPEDECL
; /* class decl is this block */
6762 amount
+= ind_scopedecl
;
6766 if (ind_case_break
&& cin_isbreak(theline
)) /* break; ... */
6767 lookfor_break
= TRUE
;
6769 lookfor
= LOOKFOR_INITIAL
;
6770 amount
+= ind_level
; /* ind_level from start of block */
6772 scope_amount
= amount
;
6776 * Search backwards. If we find something we recognize, line up
6779 * if we're looking at an open brace, indent
6780 * the usual amount relative to the conditional
6781 * that opens the block.
6783 curwin
->w_cursor
= cur_curpos
;
6786 curwin
->w_cursor
.lnum
--;
6787 curwin
->w_cursor
.col
= 0;
6790 * If we went all the way back to the start of our scope, line
6793 if (curwin
->w_cursor
.lnum
<= ourscope
)
6795 /* we reached end of scope:
6796 * if looking for a enum or structure initialization
6798 * if it is an initializer (enum xxx or xxx =), then
6799 * don't add ind_continuation, otherwise it is a variable
6802 * here; <-- add ind_continuation
6804 if (lookfor
== LOOKFOR_ENUM_OR_INIT
)
6806 if (curwin
->w_cursor
.lnum
== 0
6807 || curwin
->w_cursor
.lnum
6808 < ourscope
- ind_maxparen
)
6810 /* nothing found (abuse ind_maxparen as limit)
6811 * assume terminated line (i.e. a variable
6812 * initialization) */
6813 if (cont_amount
> 0)
6814 amount
= cont_amount
;
6816 amount
+= ind_continuation
;
6820 l
= ml_get_curline();
6823 * If we're in a comment now, skip to the start of the
6826 trypos
= find_start_comment(ind_maxcomment
);
6829 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
6834 * Skip preprocessor directives and blank lines.
6836 if (cin_ispreproc_cont(&l
, &curwin
->w_cursor
.lnum
))
6842 terminated
= cin_isterminated(l
, FALSE
, TRUE
);
6845 * If we are at top level and the line looks like a
6846 * function declaration, we are done
6847 * (it's a variable declaration).
6849 if (start_brace
!= BRACE_IN_COL0
6850 || !cin_isfuncdecl(&l
, curwin
->w_cursor
.lnum
))
6852 /* if the line is terminated with another ','
6853 * it is a continued variable initialization.
6854 * don't add extra indent.
6855 * TODO: does not work, if a function
6856 * declaration is split over multiple lines:
6857 * cin_isfuncdecl returns FALSE then.
6859 if (terminated
== ',')
6862 /* if it es a enum declaration or an assignment,
6865 if (terminated
!= ';' && cin_isinit())
6868 /* nothing useful found */
6869 if (terminated
== 0 || terminated
== '{')
6873 if (terminated
!= ';')
6875 /* Skip parens and braces. Position the cursor
6876 * over the rightmost paren, so that matching it
6877 * will take us back to the start of the line.
6880 if (find_last_paren(l
, '(', ')'))
6881 trypos
= find_match_paren(ind_maxparen
,
6884 if (trypos
== NULL
&& find_last_paren(l
, '{', '}'))
6885 trypos
= find_start_brace(ind_maxcomment
);
6889 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
6894 /* it's a variable declaration, add indentation
6899 if (cont_amount
> 0)
6900 amount
= cont_amount
;
6902 amount
+= ind_continuation
;
6904 else if (lookfor
== LOOKFOR_UNTERM
)
6906 if (cont_amount
> 0)
6907 amount
= cont_amount
;
6909 amount
+= ind_continuation
;
6911 else if (lookfor
!= LOOKFOR_TERM
6912 && lookfor
!= LOOKFOR_CPP_BASECLASS
)
6914 amount
= scope_amount
;
6915 if (theline
[0] == '{')
6916 amount
+= ind_open_extra
;
6922 * If we're in a comment now, skip to the start of the comment.
6924 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
)
6926 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
6930 l
= ml_get_curline();
6933 * If this is a switch() label, may line up relative to that.
6934 * If this is a C++ scope declaration, do the same.
6936 iscase
= cin_iscase(l
);
6937 if (iscase
|| cin_isscopedecl(l
))
6939 /* we are only looking for cpp base class
6940 * declaration/initialization any longer */
6941 if (lookfor
== LOOKFOR_CPP_BASECLASS
)
6944 /* When looking for a "do" we are not interested in
6951 * c = 99 + <- this indent plus continuation
6954 if (lookfor
== LOOKFOR_UNTERM
6955 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
6957 if (cont_amount
> 0)
6958 amount
= cont_amount
;
6960 amount
+= ind_continuation
;
6965 * case xx: <- line up with this case
6969 if ( (iscase
&& lookfor
== LOOKFOR_CASE
)
6970 || (iscase
&& lookfor_break
)
6971 || (!iscase
&& lookfor
== LOOKFOR_SCOPEDECL
))
6974 * Check that this case label is not for another
6977 if ((trypos
= find_start_brace(ind_maxcomment
)) ==
6978 NULL
|| trypos
->lnum
== ourscope
)
6980 amount
= get_indent(); /* XXX */
6986 n
= get_indent_nolabel(curwin
->w_cursor
.lnum
); /* XXX */
6989 * case xx: if (cond) <- line up with this if
6994 * if (cond) <- line up with this line
6998 if (lookfor
== LOOKFOR_TERM
)
7008 * case xx: x = x + 1; <- line up with this x
7011 * case xx: if (cond) <- line up with this if
7017 l
= after_label(ml_get_curline());
7018 if (l
!= NULL
&& cin_is_cinword(l
))
7020 if (theline
[0] == '{')
7021 amount
+= ind_open_extra
;
7023 amount
+= ind_level
+ ind_no_brace
;
7029 * Try to get the indent of a statement before the switch
7030 * label. If nothing is found, line up relative to the
7032 * break; <- may line up with this line
7036 scope_amount
= get_indent() + (iscase
/* XXX */
7037 ? ind_case_code
: ind_scopedecl_code
);
7038 lookfor
= ind_case_break
? LOOKFOR_NOBREAK
: LOOKFOR_ANY
;
7043 * Looking for a switch() label or C++ scope declaration,
7044 * ignore other lines, skip {}-blocks.
7046 if (lookfor
== LOOKFOR_CASE
|| lookfor
== LOOKFOR_SCOPEDECL
)
7048 if (find_last_paren(l
, '{', '}') && (trypos
=
7049 find_start_brace(ind_maxcomment
)) != NULL
)
7050 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
7055 * Ignore jump labels with nothing after them.
7057 if (cin_islabel(ind_maxcomment
))
7059 l
= after_label(ml_get_curline());
7060 if (l
== NULL
|| cin_nocode(l
))
7065 * Ignore #defines, #if, etc.
7066 * Ignore comment and empty lines.
7067 * (need to get the line again, cin_islabel() may have
7070 l
= ml_get_curline();
7071 if (cin_ispreproc_cont(&l
, &curwin
->w_cursor
.lnum
)
7076 * Are we at the start of a cpp base class declaration or
7077 * constructor initialization?
7080 if (lookfor
!= LOOKFOR_TERM
&& ind_cpp_baseclass
> 0)
7082 n
= cin_is_cpp_baseclass(l
, &col
);
7083 l
= ml_get_curline();
7087 if (lookfor
== LOOKFOR_UNTERM
)
7089 if (cont_amount
> 0)
7090 amount
= cont_amount
;
7092 amount
+= ind_continuation
;
7094 else if (theline
[0] == '{')
7096 /* Need to find start of the declaration. */
7097 lookfor
= LOOKFOR_UNTERM
;
7098 ind_continuation
= 0;
7103 amount
= get_baseclass_amount(col
, ind_maxparen
,
7104 ind_maxcomment
, ind_cpp_baseclass
);
7107 else if (lookfor
== LOOKFOR_CPP_BASECLASS
)
7109 /* only look, whether there is a cpp base class
7110 * declaration or initialization before the opening brace.
7112 if (cin_isterminated(l
, TRUE
, FALSE
))
7119 * What happens next depends on the line being terminated.
7120 * If terminated with a ',' only consider it terminating if
7121 * there is another unterminated statement behind, eg:
7125 * Otherwise check whether it is a enumeration or structure
7126 * initialisation (not indented) or a variable declaration
7129 terminated
= cin_isterminated(l
, FALSE
, TRUE
);
7131 if (terminated
== 0 || (lookfor
!= LOOKFOR_UNTERM
7132 && terminated
== ','))
7135 * if we're in the middle of a paren thing,
7136 * go back to the line that starts it so
7137 * we can get the right prevailing indent
7142 * position the cursor over the rightmost paren, so that
7143 * matching it will take us back to the start of the line.
7145 (void)find_last_paren(l
, '(', ')');
7146 trypos
= find_match_paren(
7147 corr_ind_maxparen(ind_maxparen
, &cur_curpos
),
7151 * If we are looking for ',', we also look for matching
7154 if (trypos
== NULL
&& terminated
== ','
7155 && find_last_paren(l
, '{', '}'))
7156 trypos
= find_start_brace(ind_maxcomment
);
7161 * Check if we are on a case label now. This is
7163 * case xx: if ( asdf &&
7166 curwin
->w_cursor
.lnum
= trypos
->lnum
;
7167 l
= ml_get_curline();
7168 if (cin_iscase(l
) || cin_isscopedecl(l
))
7170 ++curwin
->w_cursor
.lnum
;
7176 * Skip over continuation lines to find the one to get the
7178 * char *usethis = "bla\
7182 if (terminated
== ',')
7184 while (curwin
->w_cursor
.lnum
> 1)
7186 l
= ml_get(curwin
->w_cursor
.lnum
- 1);
7187 if (*l
== NUL
|| l
[STRLEN(l
) - 1] != '\\')
7189 --curwin
->w_cursor
.lnum
;
7194 * Get indent and pointer to text for current line,
7195 * ignoring any jump label. XXX
7197 cur_amount
= skip_label(curwin
->w_cursor
.lnum
,
7198 &l
, ind_maxcomment
);
7201 * If this is just above the line we are indenting, and it
7202 * starts with a '{', line it up with this line.
7207 if (terminated
!= ',' && lookfor
!= LOOKFOR_TERM
7208 && theline
[0] == '{')
7210 amount
= cur_amount
;
7212 * Only add ind_open_extra when the current line
7213 * doesn't start with a '{', which must have a match
7214 * in the same line (scope is the same). Probably:
7218 if (*skipwhite(l
) != '{')
7219 amount
+= ind_open_extra
;
7221 if (ind_cpp_baseclass
)
7223 /* have to look back, whether it is a cpp base
7224 * class declaration or initialization */
7225 lookfor
= LOOKFOR_CPP_BASECLASS
;
7232 * Check if we are after an "if", "while", etc.
7233 * Also allow " } else".
7235 if (cin_is_cinword(l
) || cin_iselse(skipwhite(l
)))
7238 * Found an unterminated line after an if (), line up
7239 * with the last one.
7244 if (lookfor
== LOOKFOR_UNTERM
7245 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
7247 if (cont_amount
> 0)
7248 amount
= cont_amount
;
7250 amount
+= ind_continuation
;
7255 * If this is just above the line we are indenting, we
7259 * Otherwise this indent can be used when the line
7260 * before this is terminated.
7267 amount
= cur_amount
;
7268 if (theline
[0] == '{')
7269 amount
+= ind_open_extra
;
7270 if (lookfor
!= LOOKFOR_TERM
)
7272 amount
+= ind_level
+ ind_no_brace
;
7277 * Special trick: when expecting the while () after a
7278 * do, line up with the while()
7283 l
= skipwhite(ml_get_curline());
7286 if (whilelevel
== 0)
7292 * When searching for a terminated line, don't use the
7293 * one between the "if" and the "else".
7294 * Need to use the scope of this "else". XXX
7295 * If whilelevel != 0 continue looking for a "do {".
7299 && ((trypos
= find_start_brace(ind_maxcomment
))
7301 || find_match(LOOKFOR_IF
, trypos
->lnum
,
7302 ind_maxparen
, ind_maxcomment
) == FAIL
))
7307 * If we're below an unterminated line that is not an
7308 * "if" or something, we may line up with this line or
7309 * add something for a continuation line, depending on
7310 * the line before this one.
7315 * Found two unterminated lines on a row, line up with
7321 if (lookfor
== LOOKFOR_UNTERM
)
7323 /* When line ends in a comma add extra indent */
7324 if (terminated
== ',')
7325 amount
+= ind_continuation
;
7329 if (lookfor
== LOOKFOR_ENUM_OR_INIT
)
7331 /* Found two lines ending in ',', lineup with the
7332 * lowest one, but check for cpp base class
7333 * declaration/initialization, if it is an
7334 * opening brace or we are looking just for
7335 * enumerations/initializations. */
7336 if (terminated
== ',')
7338 if (ind_cpp_baseclass
== 0)
7341 lookfor
= LOOKFOR_CPP_BASECLASS
;
7345 /* Ignore unterminated lines in between, but
7347 if (amount
> cur_amount
)
7348 amount
= cur_amount
;
7353 * Found first unterminated line on a row, may
7354 * line up with this line, remember its indent
7358 amount
= cur_amount
;
7361 * If previous line ends in ',', check whether we
7362 * are in an initialization or enum
7367 * or a normal possible continuation line.
7368 * but only, of no other statement has been found
7371 if (lookfor
== LOOKFOR_INITIAL
&& terminated
== ',')
7373 lookfor
= LOOKFOR_ENUM_OR_INIT
;
7374 cont_amount
= cin_first_id_amount();
7378 if (lookfor
== LOOKFOR_INITIAL
7380 && l
[STRLEN(l
) - 1] == '\\')
7382 cont_amount
= cin_get_equal_amount(
7383 curwin
->w_cursor
.lnum
);
7384 if (lookfor
!= LOOKFOR_TERM
)
7385 lookfor
= LOOKFOR_UNTERM
;
7392 * Check if we are after a while (cond);
7393 * If so: Ignore until the matching "do".
7396 else if (cin_iswhileofdo_end(terminated
, ind_maxparen
,
7400 * Found an unterminated line after a while ();, line up
7401 * with the last one.
7403 * 100 + <- line up with this one
7406 if (lookfor
== LOOKFOR_UNTERM
7407 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
7409 if (cont_amount
> 0)
7410 amount
= cont_amount
;
7412 amount
+= ind_continuation
;
7416 if (whilelevel
== 0)
7418 lookfor
= LOOKFOR_TERM
;
7419 amount
= get_indent(); /* XXX */
7420 if (theline
[0] == '{')
7421 amount
+= ind_open_extra
;
7427 * We are after a "normal" statement.
7428 * If we had another statement we can stop now and use the
7429 * indent of that other statement.
7430 * Otherwise the indent of the current statement may be used,
7431 * search backwards for the next "normal" statement.
7436 * Skip single break line, if before a switch label. It
7437 * may be lined up with the case label.
7439 if (lookfor
== LOOKFOR_NOBREAK
7440 && cin_isbreak(skipwhite(ml_get_curline())))
7442 lookfor
= LOOKFOR_ANY
;
7447 * Handle "do {" line.
7451 l
= cin_skipcomment(ml_get_curline());
7454 amount
= get_indent(); /* XXX */
7461 * Found a terminated line above an unterminated line. Add
7462 * the amount for a continuation line.
7471 if (lookfor
== LOOKFOR_UNTERM
7472 || lookfor
== LOOKFOR_ENUM_OR_INIT
)
7474 if (cont_amount
> 0)
7475 amount
= cont_amount
;
7477 amount
+= ind_continuation
;
7482 * Found a terminated line above a terminated line or "if"
7483 * etc. line. Use the amount of the line below us.
7486 * while (asdf) ->here;
7490 if (lookfor
== LOOKFOR_TERM
)
7492 if (!lookfor_break
&& whilelevel
== 0)
7497 * First line above the one we're indenting is terminated.
7498 * To know what needs to be done look further backward for
7499 * a terminated line.
7504 * position the cursor over the rightmost paren, so
7505 * that matching it will take us back to the start of
7506 * the line. Helps for:
7512 l
= ml_get_curline();
7513 if (find_last_paren(l
, '(', ')')
7514 && (trypos
= find_match_paren(ind_maxparen
,
7515 ind_maxcomment
)) != NULL
)
7518 * Check if we are on a case label now. This is
7520 * case xx: if ( asdf &&
7523 curwin
->w_cursor
.lnum
= trypos
->lnum
;
7524 l
= ml_get_curline();
7525 if (cin_iscase(l
) || cin_isscopedecl(l
))
7527 ++curwin
->w_cursor
.lnum
;
7532 /* When aligning with the case statement, don't align
7533 * with a statement after it.
7534 * case 1: { <-- don't use this { position
7541 iscase
= (ind_keep_case_label
&& cin_iscase(l
));
7544 * Get indent and pointer to text for current line,
7545 * ignoring any jump label.
7547 amount
= skip_label(curwin
->w_cursor
.lnum
,
7548 &l
, ind_maxcomment
);
7550 if (theline
[0] == '{')
7551 amount
+= ind_open_extra
;
7552 /* See remark above: "Only add ind_open_extra.." */
7555 amount
-= ind_open_extra
;
7556 lookfor
= iscase
? LOOKFOR_ANY
: LOOKFOR_TERM
;
7559 * When a terminated line starts with "else" skip to
7560 * the matching "if":
7563 * Need to use the scope of this "else". XXX
7564 * If whilelevel != 0 continue looking for a "do {".
7566 if (lookfor
== LOOKFOR_TERM
7571 if ((trypos
= find_start_brace(ind_maxcomment
))
7573 || find_match(LOOKFOR_IF
, trypos
->lnum
,
7574 ind_maxparen
, ind_maxcomment
) == FAIL
)
7580 * If we're at the end of a block, skip to the start of
7583 curwin
->w_cursor
.col
= 0;
7584 if (*cin_skipcomment(l
) == '}'
7585 && (trypos
= find_start_brace(ind_maxcomment
))
7588 curwin
->w_cursor
.lnum
= trypos
->lnum
;
7589 /* if not "else {" check for terminated again */
7590 /* but skip block for "} else {" */
7591 l
= cin_skipcomment(ml_get_curline());
7592 if (*l
== '}' || !cin_iselse(l
))
7594 ++curwin
->w_cursor
.lnum
;
7602 /* add extra indent for a comment */
7603 if (cin_iscomment(theline
))
7604 amount
+= ind_comment
;
7608 * ok -- we're not inside any sort of structure at all!
7610 * this means we're at the top level, and everything should
7611 * basically just match where the previous line is, except
7612 * for the lines immediately following a function declaration,
7613 * which are K&R-style parameters and need to be indented.
7618 * if our line starts with an open brace, forget about any
7619 * prevailing indent and make sure it looks like the start
7623 if (theline
[0] == '{')
7625 amount
= ind_first_open
;
7629 * If the NEXT line is a function declaration, the current
7630 * line needs to be indented as a function type spec.
7631 * Don't do this if the current line looks like a comment
7632 * or if the current line is terminated, ie. ends in ';'.
7634 else if (cur_curpos
.lnum
< curbuf
->b_ml
.ml_line_count
7635 && !cin_nocode(theline
)
7636 && !cin_ends_in(theline
, (char_u
*)":", NULL
)
7637 && !cin_ends_in(theline
, (char_u
*)",", NULL
)
7638 && cin_isfuncdecl(NULL
, cur_curpos
.lnum
+ 1)
7639 && !cin_isterminated(theline
, FALSE
, TRUE
))
7641 amount
= ind_func_type
;
7646 curwin
->w_cursor
= cur_curpos
;
7648 /* search backwards until we find something we recognize */
7650 while (curwin
->w_cursor
.lnum
> 1)
7652 curwin
->w_cursor
.lnum
--;
7653 curwin
->w_cursor
.col
= 0;
7655 l
= ml_get_curline();
7658 * If we're in a comment now, skip to the start of the comment.
7660 if ((trypos
= find_start_comment(ind_maxcomment
)) != NULL
)
7662 curwin
->w_cursor
.lnum
= trypos
->lnum
+ 1;
7667 * Are we at the start of a cpp base class declaration or
7668 * constructor initialization?
7671 if (ind_cpp_baseclass
!= 0 && theline
[0] != '{')
7673 n
= cin_is_cpp_baseclass(l
, &col
);
7674 l
= ml_get_curline();
7679 amount
= get_baseclass_amount(col
, ind_maxparen
,
7680 ind_maxcomment
, ind_cpp_baseclass
);
7685 * Skip preprocessor directives and blank lines.
7687 if (cin_ispreproc_cont(&l
, &curwin
->w_cursor
.lnum
))
7694 * If the previous line ends in ',', use one level of
7698 * do this before checking for '}' in case of eg.
7706 if (cin_ends_in(l
, (char_u
*)",", NULL
)
7707 || (*l
!= NUL
&& (n
= l
[STRLEN(l
) - 1]) == '\\'))
7709 /* take us back to opening paren */
7710 if (find_last_paren(l
, '(', ')')
7711 && (trypos
= find_match_paren(ind_maxparen
,
7712 ind_maxcomment
)) != NULL
)
7713 curwin
->w_cursor
.lnum
= trypos
->lnum
;
7715 /* For a line ending in ',' that is a continuation line go
7716 * back to the first line with a backslash:
7721 while (n
== 0 && curwin
->w_cursor
.lnum
> 1)
7723 l
= ml_get(curwin
->w_cursor
.lnum
- 1);
7724 if (*l
== NUL
|| l
[STRLEN(l
) - 1] != '\\')
7726 --curwin
->w_cursor
.lnum
;
7729 amount
= get_indent(); /* XXX */
7732 amount
= cin_first_id_amount();
7734 amount
= ind_continuation
;
7739 * If the line looks like a function declaration, and we're
7740 * not in a comment, put it the left margin.
7742 if (cin_isfuncdecl(NULL
, cur_curpos
.lnum
)) /* XXX */
7744 l
= ml_get_curline();
7747 * Finding the closing '}' of a previous function. Put
7748 * current line at the left margin. For when 'cino' has "fs".
7750 if (*skipwhite(l
) == '}')
7754 * If the previous line ends on '};' (maybe followed by
7755 * comments) align at column 0. For example:
7756 * char *string_array[] = { "foo",
7757 * / * x * / "b};ar" }; / * foobar * /
7759 if (cin_ends_in(l
, (char_u
*)"};", NULL
))
7763 * If the PREVIOUS line is a function declaration, the current
7764 * line (and the ones that follow) needs to be indented as
7767 if (cin_isfuncdecl(&l
, curwin
->w_cursor
.lnum
))
7774 * If the previous line ends in ';' and the line before the
7775 * previous line ends in ',' or '\', ident to column zero:
7780 if (cin_ends_in(l
, (char_u
*)";", NULL
))
7782 l
= ml_get(curwin
->w_cursor
.lnum
- 1);
7783 if (cin_ends_in(l
, (char_u
*)",", NULL
)
7784 || (*l
!= NUL
&& l
[STRLEN(l
) - 1] == '\\'))
7786 l
= ml_get_curline();
7790 * Doesn't look like anything interesting -- so just
7791 * use the indent of this line.
7793 * Position the cursor over the rightmost paren, so that
7794 * matching it will take us back to the start of the line.
7796 find_last_paren(l
, '(', ')');
7798 if ((trypos
= find_match_paren(ind_maxparen
,
7799 ind_maxcomment
)) != NULL
)
7800 curwin
->w_cursor
.lnum
= trypos
->lnum
;
7801 amount
= get_indent(); /* XXX */
7805 /* add extra indent for a comment */
7806 if (cin_iscomment(theline
))
7807 amount
+= ind_comment
;
7809 /* add extra indent if the previous line ended in a backslash:
7812 * char *foo = "asdf\
7815 if (cur_curpos
.lnum
> 1)
7817 l
= ml_get(cur_curpos
.lnum
- 1);
7818 if (*l
!= NUL
&& l
[STRLEN(l
) - 1] == '\\')
7820 cur_amount
= cin_get_equal_amount(cur_curpos
.lnum
- 1);
7822 amount
= cur_amount
;
7823 else if (cur_amount
== 0)
7824 amount
+= ind_continuation
;
7831 /* put the cursor back where it belongs */
7832 curwin
->w_cursor
= cur_curpos
;
7842 find_match(lookfor
, ourscope
, ind_maxparen
, ind_maxcomment
)
7854 if (lookfor
== LOOKFOR_IF
)
7865 curwin
->w_cursor
.col
= 0;
7867 while (curwin
->w_cursor
.lnum
> ourscope
+ 1)
7869 curwin
->w_cursor
.lnum
--;
7870 curwin
->w_cursor
.col
= 0;
7872 look
= cin_skipcomment(ml_get_curline());
7873 if (cin_iselse(look
)
7875 || cin_isdo(look
) /* XXX */
7876 || cin_iswhileofdo(look
, curwin
->w_cursor
.lnum
, ind_maxparen
))
7879 * if we've gone outside the braces entirely,
7880 * we must be out of scope...
7882 theirscope
= find_start_brace(ind_maxcomment
); /* XXX */
7883 if (theirscope
== NULL
)
7887 * and if the brace enclosing this is further
7888 * back than the one enclosing the else, we're
7891 if (theirscope
->lnum
< ourscope
)
7895 * and if they're enclosed in a *deeper* brace,
7896 * then we can ignore it because it's in a
7897 * different scope...
7899 if (theirscope
->lnum
> ourscope
)
7903 * if it was an "else" (that's not an "else if")
7904 * then we need to go back to another if, so
7905 * increment elselevel
7907 look
= cin_skipcomment(ml_get_curline());
7908 if (cin_iselse(look
))
7910 mightbeif
= cin_skipcomment(look
+ 4);
7911 if (!cin_isif(mightbeif
))
7917 * if it was a "while" then we need to go back to
7918 * another "do", so increment whilelevel. XXX
7920 if (cin_iswhileofdo(look
, curwin
->w_cursor
.lnum
, ind_maxparen
))
7926 /* If it's an "if" decrement elselevel */
7927 look
= cin_skipcomment(ml_get_curline());
7932 * When looking for an "if" ignore "while"s that
7935 if (elselevel
== 0 && lookfor
== LOOKFOR_IF
)
7939 /* If it's a "do" decrement whilelevel */
7944 * if we've used up all the elses, then
7945 * this must be the if that we want!
7946 * match the indent level of that if.
7948 if (elselevel
<= 0 && whilelevel
<= 0)
7957 # if defined(FEAT_EVAL) || defined(PROTO)
7959 * Get indent level from 'indentexpr'.
7967 int use_sandbox
= was_set_insecurely((char_u
*)"indentexpr",
7970 pos
= curwin
->w_cursor
;
7971 set_vim_var_nr(VV_LNUM
, curwin
->w_cursor
.lnum
);
7975 indent
= eval_to_number(curbuf
->b_p_inde
);
7980 /* Restore the cursor position so that 'indentexpr' doesn't need to.
7981 * Pretend to be in Insert mode, allow cursor past end of line for "o"
7985 curwin
->w_cursor
= pos
;
7989 /* If there is an error, just keep the current indent. */
7991 indent
= get_indent();
7997 #endif /* FEAT_CINDENT */
7999 #if defined(FEAT_LISP) || defined(PROTO)
8001 static int lisp_match
__ARGS((char_u
*p
));
8009 char_u
*word
= p_lispwords
;
8011 while (*word
!= NUL
)
8013 (void)copy_option_part(&word
, buf
, LSIZE
, ",");
8014 len
= (int)STRLEN(buf
);
8015 if (STRNCMP(buf
, p
, len
) == 0 && p
[len
] == ' ')
8022 * When 'p' is present in 'cpoptions, a Vi compatible method is used.
8023 * The incompatible newer method is quite a bit better at indenting
8024 * code in lisp-like languages than the traditional one; it's still
8025 * mostly heuristics however -- Dirk van Deun, dirk@rave.org
8028 * Findmatch() should be adapted for lisp, also to make showmatch
8029 * work correctly: now (v5.3) it seems all C/C++ oriented:
8030 * - it does not recognize the #\( and #\) notations as character literals
8031 * - it doesn't know about comments starting with a semicolon
8032 * - it incorrectly interprets '(' as a character literal
8033 * All this messes up get_lisp_indent in some rare cases.
8034 * Update from Sergey Khorev:
8035 * I tried to fix the first two issues.
8040 pos_T
*pos
, realpos
, paren
;
8045 int parencount
, quotecount
;
8048 /* Set vi_lisp to use the vi-compatible method */
8049 vi_lisp
= (vim_strchr(p_cpo
, CPO_LISP
) != NULL
);
8051 realpos
= curwin
->w_cursor
;
8052 curwin
->w_cursor
.col
= 0;
8054 if ((pos
= findmatch(NULL
, '(')) == NULL
)
8055 pos
= findmatch(NULL
, '[');
8059 pos
= findmatch(NULL
, '[');
8060 if (pos
== NULL
|| ltp(pos
, &paren
))
8065 /* Extra trick: Take the indent of the first previous non-white
8066 * line that is at the same () level. */
8070 while (--curwin
->w_cursor
.lnum
>= pos
->lnum
)
8072 if (linewhite(curwin
->w_cursor
.lnum
))
8074 for (that
= ml_get_curline(); *that
!= NUL
; ++that
)
8078 while (*(that
+ 1) != NUL
)
8084 if (*(that
+ 1) != NUL
)
8088 if (*that
== '"' && *(that
+ 1) != NUL
)
8090 while (*++that
&& *that
!= '"')
8092 /* skipping escaped characters in the string */
8105 if (*that
== '(' || *that
== '[')
8107 else if (*that
== ')' || *that
== ']')
8110 if (parencount
== 0)
8112 amount
= get_indent();
8119 curwin
->w_cursor
.lnum
= pos
->lnum
;
8120 curwin
->w_cursor
.col
= pos
->col
;
8123 that
= ml_get_curline();
8125 if (vi_lisp
&& get_indent() == 0)
8130 while (*that
&& col
)
8132 amount
+= lbr_chartabsize_adv(&that
, (colnr_T
)amount
);
8137 * Some keywords require "body" indenting rules (the
8138 * non-standard-lisp ones are Scheme special forms):
8140 * (let ((a 1)) instead (let ((a 1))
8144 if (!vi_lisp
&& (*that
== '(' || *that
== '[')
8145 && lisp_match(that
+ 1))
8153 while (vim_iswhite(*that
))
8155 amount
+= lbr_chartabsize(that
, (colnr_T
)amount
);
8159 if (*that
&& *that
!= ';') /* not a comment line */
8161 /* test *that != '(' to accomodate first let/do
8162 * argument if it is more than one line */
8163 if (!vi_lisp
&& *that
!= '(' && *that
!= '[')
8173 && (*that
< '0' || *that
> '9')))
8176 && (!vim_iswhite(*that
)
8179 && (!((*that
== '(' || *that
== '[')
8185 quotecount
= !quotecount
;
8186 if ((*that
== '(' || *that
== '[')
8189 if ((*that
== ')' || *that
== ']')
8192 if (*that
== '\\' && *(that
+1) != NUL
)
8193 amount
+= lbr_chartabsize_adv(&that
,
8195 amount
+= lbr_chartabsize_adv(&that
,
8199 while (vim_iswhite(*that
))
8201 amount
+= lbr_chartabsize(that
, (colnr_T
)amount
);
8204 if (!*that
|| *that
== ';')
8212 amount
= 0; /* no matching '(' or '[' found, use zero indent */
8214 curwin
->w_cursor
= realpos
;
8218 #endif /* FEAT_LISP */
8223 #if defined(SIGHUP) && defined(SIG_IGN)
8224 /* Ignore SIGHUP, because a dropped connection causes a read error, which
8225 * makes Vim exit and then handling SIGHUP causes various reentrance
8227 signal(SIGHUP
, SIG_IGN
);
8234 out_trash(); /* trash any pending output */
8239 windgoto((int)Rows
- 1, 0);
8242 * Switch terminal mode back now, so messages end up on the "normal"
8243 * screen (if there are two screens).
8245 settmode(TMODE_COOK
);
8247 if (can_end_termcap_mode(FALSE
) == TRUE
)
8255 * Preserve files and exit.
8256 * When called IObuff must contain a message.
8265 /* Setting this will prevent free() calls. That avoids calling free()
8266 * recursively when free() was invoked with a bad pointer. */
8267 really_exiting
= TRUE
;
8270 screen_start(); /* don't know where cursor is now */
8273 ml_close_notmod(); /* close all not-modified buffers */
8275 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
8277 if (buf
->b_ml
.ml_mfp
!= NULL
&& buf
->b_ml
.ml_mfp
->mf_fname
!= NULL
)
8279 OUT_STR(_("Vim: preserving files...\n"));
8280 screen_start(); /* don't know where cursor is now */
8282 ml_sync_all(FALSE
, FALSE
); /* preserve all swap files */
8287 ml_close_all(FALSE
); /* close all memfiles, without deleting */
8289 OUT_STR(_("Vim: Finished.\n"));
8295 * return TRUE if "fname" exists.
8303 if (mch_stat((char *)fname
, &st
))
8309 * Check for CTRL-C pressed, but only once in a while.
8310 * Should be used instead of ui_breakcheck() for functions that check for
8311 * each line in the file. Calling ui_breakcheck() each time takes too much
8312 * time, because it can be a system call.
8315 #ifndef BREAKCHECK_SKIP
8316 # ifdef FEAT_GUI /* assume the GUI only runs on fast computers */
8317 # define BREAKCHECK_SKIP 200
8319 # define BREAKCHECK_SKIP 32
8323 static int breakcheck_count
= 0;
8328 if (++breakcheck_count
>= BREAKCHECK_SKIP
)
8330 breakcheck_count
= 0;
8336 * Like line_breakcheck() but check 10 times less often.
8341 if (++breakcheck_count
>= BREAKCHECK_SKIP
* 10)
8343 breakcheck_count
= 0;
8349 * Expand wildcards. Calls gen_expand_wildcards() and removes files matching
8351 * Returns OK or FAIL.
8354 expand_wildcards(num_pat
, pat
, num_file
, file
, flags
)
8355 int num_pat
; /* number of input patterns */
8356 char_u
**pat
; /* array of input patterns */
8357 int *num_file
; /* resulting number of files */
8358 char_u
***file
; /* array of resulting files */
8359 int flags
; /* EW_DIR, etc. */
8364 int non_suf_match
; /* number without matching suffix */
8366 retval
= gen_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
);
8368 /* When keeping all matches, return here */
8369 if (flags
& EW_KEEPALL
)
8374 * Remove names that match 'wildignore'.
8380 /* check all files in (*file)[] */
8381 for (i
= 0; i
< *num_file
; ++i
)
8383 ffname
= FullName_save((*file
)[i
], FALSE
);
8384 if (ffname
== NULL
) /* out of memory */
8387 vms_remove_version(ffname
);
8389 if (match_file_list(p_wig
, (*file
)[i
], ffname
))
8391 /* remove this matching file from the list */
8392 vim_free((*file
)[i
]);
8393 for (j
= i
; j
+ 1 < *num_file
; ++j
)
8394 (*file
)[j
] = (*file
)[j
+ 1];
8404 * Move the names where 'suffixes' match to the end.
8409 for (i
= 0; i
< *num_file
; ++i
)
8411 if (!match_suffix((*file
)[i
]))
8414 * Move the name without matching suffix to the front
8418 for (j
= i
; j
> non_suf_match
; --j
)
8419 (*file
)[j
] = (*file
)[j
- 1];
8420 (*file
)[non_suf_match
++] = p
;
8429 * Return TRUE if "fname" matches with an entry in 'suffixes'.
8435 int fnamelen
, setsuflen
;
8437 #define MAXSUFLEN 30 /* maximum length of a file suffix */
8438 char_u suf_buf
[MAXSUFLEN
];
8440 fnamelen
= (int)STRLEN(fname
);
8442 for (setsuf
= p_su
; *setsuf
; )
8444 setsuflen
= copy_option_part(&setsuf
, suf_buf
, MAXSUFLEN
, ".,");
8445 if (fnamelen
>= setsuflen
8446 && fnamencmp(suf_buf
, fname
+ fnamelen
- setsuflen
,
8447 (size_t)setsuflen
) == 0)
8451 return (setsuflen
!= 0);
8454 #if !defined(NO_EXPANDPATH) || defined(PROTO)
8456 # ifdef VIM_BACKTICK
8457 static int vim_backtick
__ARGS((char_u
*p
));
8458 static int expand_backtick
__ARGS((garray_T
*gap
, char_u
*pat
, int flags
));
8461 # if defined(MSDOS) || defined(FEAT_GUI_W16) || defined(WIN3264)
8463 * File name expansion code for MS-DOS, Win16 and Win32. It's here because
8464 * it's shared between these systems.
8466 # if defined(DJGPP) || defined(PROTO)
8467 # define _cdecl /* DJGPP doesn't have this */
8469 # ifdef __BORLANDC__
8470 # define _cdecl _RTLENTRYF
8475 * comparison function for qsort in dos_expandpath()
8478 pstrcmp(const void *a
, const void *b
)
8480 return (pathcmp(*(char **)a
, *(char **)b
, -1));
8490 if (USE_LONG_FNAME
) /* don't lower case on Windows 95/NT systems */
8496 *d
++ = TOLOWER_LOC(*s
++);
8502 * Recursively expand one path component into all matching files and/or
8503 * directories. Adds matches to "gap". Handles "*", "?", "[a-z]", "**", etc.
8504 * Return the number of matches found.
8505 * "path" has backslashes before chars that are not to be expanded, starting
8506 * at "path[wildoff]".
8507 * Return the number of matches found.
8508 * NOTE: much of this is identical to unix_expandpath(), keep in sync!
8515 int flags
, /* EW_* flags */
8516 int didstar
) /* expanded "**" once already */
8521 int start_len
= gap
->ga_len
;
8523 regmatch_T regmatch
;
8524 int starts_with_dot
;
8527 int starstar
= FALSE
;
8528 static int stardepth
= 0; /* depth for "**" expansion */
8531 HANDLE hFind
= (HANDLE
)0;
8533 WIN32_FIND_DATAW wfb
;
8534 WCHAR
*wn
= NULL
; /* UCS-2 name, NULL when not used. */
8542 /* Expanding "**" may take a long time, check for CTRL-C. */
8550 /* make room for file name */
8551 buf
= alloc((int)STRLEN(path
) + BASENAMELEN
+ 5);
8556 * Find the first part in the path name that contains a wildcard or a ~1.
8557 * Copy it into buf, including the preceding characters.
8563 while (*path_end
!= NUL
)
8565 /* May ignore a wildcard that has a backslash before it; it will
8566 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
8567 if (path_end
>= path
+ wildoff
&& rem_backslash(path_end
))
8569 else if (*path_end
== '\\' || *path_end
== ':' || *path_end
== '/')
8575 else if (path_end
>= path
+ wildoff
8576 && vim_strchr((char_u
*)"*?[~", *path_end
) != NULL
)
8581 len
= (*mb_ptr2len
)(path_end
);
8582 STRNCPY(p
, path_end
, len
);
8593 /* now we have one wildcard component between s and e */
8594 /* Remove backslashes between "wildoff" and the start of the wildcard
8596 for (p
= buf
+ wildoff
; p
< s
; ++p
)
8597 if (rem_backslash(p
))
8604 /* Check for "**" between "s" and "e". */
8605 for (p
= s
; p
< e
; ++p
)
8606 if (p
[0] == '*' && p
[1] == '*')
8609 starts_with_dot
= (*s
== '.');
8610 pat
= file_pat_to_reg_pat(s
, e
, NULL
, FALSE
);
8617 /* compile the regexp into a program */
8618 regmatch
.rm_ic
= TRUE
; /* Always ignore case */
8619 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
);
8622 if (regmatch
.regprog
== NULL
)
8628 /* remember the pattern or file name being looked for */
8629 matchname
= vim_strsave(s
);
8631 /* If "**" is by itself, this is the first time we encounter it and more
8632 * is following then find matches without any directory. */
8633 if (!didstar
&& stardepth
< 100 && starstar
&& e
- s
== 2
8634 && *path_end
== '/')
8636 STRCPY(s
, path_end
+ 1);
8638 (void)dos_expandpath(gap
, buf
, (int)(s
- buf
), flags
, TRUE
);
8642 /* Scan all files in the directory with "dir/ *.*" */
8646 if (enc_codepage
>= 0 && (int)GetACP() != enc_codepage
)
8648 /* The active codepage differs from 'encoding'. Attempt using the
8649 * wide function. If it fails because it is not implemented fall back
8650 * to the non-wide version (for Windows 98) */
8651 wn
= enc_to_ucs2(buf
, NULL
);
8654 hFind
= FindFirstFileW(wn
, &wfb
);
8655 if (hFind
== INVALID_HANDLE_VALUE
8656 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED
)
8666 hFind
= FindFirstFile(buf
, &fb
);
8667 ok
= (hFind
!= INVALID_HANDLE_VALUE
);
8669 /* If we are expanding wildcards we try both files and directories */
8670 ok
= (findfirst((char *)buf
, &fb
,
8671 (*path_end
!= NUL
|| (flags
& EW_DIR
)) ? FA_DIREC
: 0) == 0);
8679 p
= ucs2_to_enc(wfb
.cFileName
, NULL
); /* p is allocated here */
8682 p
= (char_u
*)fb
.cFileName
;
8684 p
= (char_u
*)fb
.ff_name
;
8686 /* Ignore entries starting with a dot, unless when asked for. Accept
8687 * all entries found with "matchname". */
8688 if ((p
[0] != '.' || starts_with_dot
)
8689 && (matchname
== NULL
8690 || vim_regexec(®match
, p
, (colnr_T
)0)))
8697 len
= (int)STRLEN(buf
);
8699 if (starstar
&& stardepth
< 100)
8701 /* For "**" in the pattern first go deeper in the tree to
8703 STRCPY(buf
+ len
, "/**");
8704 STRCPY(buf
+ len
+ 3, path_end
);
8706 (void)dos_expandpath(gap
, buf
, len
+ 1, flags
, TRUE
);
8710 STRCPY(buf
+ len
, path_end
);
8711 if (mch_has_exp_wildcard(path_end
))
8713 /* need to expand another component of the path */
8714 /* remove backslashes for the remaining components only */
8715 (void)dos_expandpath(gap
, buf
, len
+ 1, flags
, FALSE
);
8719 /* no more wildcards, check if there is a match */
8720 /* remove backslashes for the remaining components only */
8722 backslash_halve(buf
+ len
+ 1);
8723 if (mch_getperm(buf
) >= 0) /* add existing file */
8724 addfile(gap
, buf
, flags
);
8733 ok
= FindNextFileW(hFind
, &wfb
);
8737 ok
= FindNextFile(hFind
, &fb
);
8739 ok
= (findnext(&fb
) == 0);
8742 /* If no more matches and no match was used, try expanding the name
8743 * itself. Finds the long name of a short filename. */
8744 if (!ok
&& matchname
!= NULL
&& gap
->ga_len
== start_len
)
8746 STRCPY(s
, matchname
);
8753 wn
= enc_to_ucs2(buf
, NULL
);
8755 hFind
= FindFirstFileW(wn
, &wfb
);
8759 hFind
= FindFirstFile(buf
, &fb
);
8760 ok
= (hFind
!= INVALID_HANDLE_VALUE
);
8762 ok
= (findfirst((char *)buf
, &fb
,
8763 (*path_end
!= NUL
|| (flags
& EW_DIR
)) ? FA_DIREC
: 0) == 0);
8765 vim_free(matchname
);
8777 vim_free(regmatch
.regprog
);
8778 vim_free(matchname
);
8780 matches
= gap
->ga_len
- start_len
;
8782 qsort(((char_u
**)gap
->ga_data
) + start_len
, (size_t)matches
,
8783 sizeof(char_u
*), pstrcmp
);
8791 int flags
) /* EW_* flags */
8793 return dos_expandpath(gap
, path
, 0, flags
, FALSE
);
8795 # endif /* MSDOS || FEAT_GUI_W16 || WIN3264 */
8797 #if (defined(UNIX) && !defined(VMS)) || defined(USE_UNIXFILENAME) \
8800 * Unix style wildcard expansion code.
8801 * It's here because it's used both for Unix and Mac.
8803 static int pstrcmp
__ARGS((const void *, const void *));
8809 return (pathcmp(*(char **)a
, *(char **)b
, -1));
8813 * Recursively expand one path component into all matching files and/or
8814 * directories. Adds matches to "gap". Handles "*", "?", "[a-z]", "**", etc.
8815 * "path" has backslashes before chars that are not to be expanded, starting
8816 * at "path + wildoff".
8817 * Return the number of matches found.
8818 * NOTE: much of this is identical to dos_expandpath(), keep in sync!
8821 unix_expandpath(gap
, path
, wildoff
, flags
, didstar
)
8825 int flags
; /* EW_* flags */
8826 int didstar
; /* expanded "**" once already */
8831 int start_len
= gap
->ga_len
;
8833 regmatch_T regmatch
;
8834 int starts_with_dot
;
8837 int starstar
= FALSE
;
8838 static int stardepth
= 0; /* depth for "**" expansion */
8843 /* Expanding "**" may take a long time, check for CTRL-C. */
8851 /* make room for file name */
8852 buf
= alloc((int)STRLEN(path
) + BASENAMELEN
+ 5);
8857 * Find the first part in the path name that contains a wildcard.
8858 * Copy it into "buf", including the preceding characters.
8864 while (*path_end
!= NUL
)
8866 /* May ignore a wildcard that has a backslash before it; it will
8867 * be removed by rem_backslash() or file_pat_to_reg_pat() below. */
8868 if (path_end
>= path
+ wildoff
&& rem_backslash(path_end
))
8870 else if (*path_end
== '/')
8876 else if (path_end
>= path
+ wildoff
8877 && vim_strchr((char_u
*)"*?[{~$", *path_end
) != NULL
)
8882 len
= (*mb_ptr2len
)(path_end
);
8883 STRNCPY(p
, path_end
, len
);
8894 /* now we have one wildcard component between "s" and "e" */
8895 /* Remove backslashes between "wildoff" and the start of the wildcard
8897 for (p
= buf
+ wildoff
; p
< s
; ++p
)
8898 if (rem_backslash(p
))
8905 /* Check for "**" between "s" and "e". */
8906 for (p
= s
; p
< e
; ++p
)
8907 if (p
[0] == '*' && p
[1] == '*')
8910 /* convert the file pattern to a regexp pattern */
8911 starts_with_dot
= (*s
== '.');
8912 pat
= file_pat_to_reg_pat(s
, e
, NULL
, FALSE
);
8919 /* compile the regexp into a program */
8920 #ifdef CASE_INSENSITIVE_FILENAME
8921 regmatch
.rm_ic
= TRUE
; /* Behave like Terminal.app */
8923 regmatch
.rm_ic
= FALSE
; /* Don't ever ignore case */
8925 regmatch
.regprog
= vim_regcomp(pat
, RE_MAGIC
);
8928 if (regmatch
.regprog
== NULL
)
8934 /* If "**" is by itself, this is the first time we encounter it and more
8935 * is following then find matches without any directory. */
8936 if (!didstar
&& stardepth
< 100 && starstar
&& e
- s
== 2
8937 && *path_end
== '/')
8939 STRCPY(s
, path_end
+ 1);
8941 (void)unix_expandpath(gap
, buf
, (int)(s
- buf
), flags
, TRUE
);
8945 /* open the directory for scanning */
8947 dirp
= opendir(*buf
== NUL
? "." : (char *)buf
);
8949 /* Find all matching entries */
8957 if ((dp
->d_name
[0] != '.' || starts_with_dot
)
8958 && vim_regexec(®match
, (char_u
*)dp
->d_name
, (colnr_T
)0))
8960 STRCPY(s
, dp
->d_name
);
8963 if (starstar
&& stardepth
< 100)
8965 /* For "**" in the pattern first go deeper in the tree to
8967 STRCPY(buf
+ len
, "/**");
8968 STRCPY(buf
+ len
+ 3, path_end
);
8970 (void)unix_expandpath(gap
, buf
, len
+ 1, flags
, TRUE
);
8974 STRCPY(buf
+ len
, path_end
);
8975 if (mch_has_exp_wildcard(path_end
)) /* handle more wildcards */
8977 /* need to expand another component of the path */
8978 /* remove backslashes for the remaining components only */
8979 (void)unix_expandpath(gap
, buf
, len
+ 1, flags
, FALSE
);
8983 /* no more wildcards, check if there is a match */
8984 /* remove backslashes for the remaining components only */
8985 if (*path_end
!= NUL
)
8986 backslash_halve(buf
+ len
+ 1);
8987 if (mch_getperm(buf
) >= 0) /* add existing file */
8989 #ifdef MACOS_CONVERT
8990 size_t precomp_len
= STRLEN(buf
)+1;
8991 char_u
*precomp_buf
=
8992 mac_precompose_path(buf
, precomp_len
, &precomp_len
);
8996 mch_memmove(buf
, precomp_buf
, precomp_len
);
8997 vim_free(precomp_buf
);
9000 addfile(gap
, buf
, flags
);
9010 vim_free(regmatch
.regprog
);
9012 matches
= gap
->ga_len
- start_len
;
9014 qsort(((char_u
**)gap
->ga_data
) + start_len
, matches
,
9015 sizeof(char_u
*), pstrcmp
);
9021 * Generic wildcard expansion code.
9023 * Characters in "pat" that should not be expanded must be preceded with a
9024 * backslash. E.g., "/path\ with\ spaces/my\*star*"
9026 * Return FAIL when no single file was found. In this case "num_file" is not
9027 * set, and "file" may contain an error message.
9028 * Return OK when some files found. "num_file" is set to the number of
9029 * matches, "file" to the array of matches. Call FreeWild() later.
9032 gen_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
)
9033 int num_pat
; /* number of input patterns */
9034 char_u
**pat
; /* array of input patterns */
9035 int *num_file
; /* resulting number of files */
9036 char_u
***file
; /* array of resulting files */
9037 int flags
; /* EW_* flags */
9042 static int recursive
= FALSE
;
9046 * expand_env() is called to expand things like "~user". If this fails,
9047 * it calls ExpandOne(), which brings us back here. In this case, always
9048 * call the machine specific expansion function, if possible. Otherwise,
9052 #ifdef SPECIAL_WILDCHAR
9053 return mch_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
);
9058 #ifdef SPECIAL_WILDCHAR
9060 * If there are any special wildcard characters which we cannot handle
9061 * here, call machine specific function for all the expansion. This
9062 * avoids starting the shell for each argument separately.
9063 * For `=expr` do use the internal function.
9065 for (i
= 0; i
< num_pat
; i
++)
9067 if (vim_strpbrk(pat
[i
], (char_u
*)SPECIAL_WILDCHAR
) != NULL
9068 # ifdef VIM_BACKTICK
9069 && !(vim_backtick(pat
[i
]) && pat
[i
][1] == '=')
9072 return mch_expand_wildcards(num_pat
, pat
, num_file
, file
, flags
);
9079 * The matching file names are stored in a growarray. Init it empty.
9081 ga_init2(&ga
, (int)sizeof(char_u
*), 30);
9083 for (i
= 0; i
< num_pat
; ++i
)
9089 if (vim_backtick(p
))
9090 add_pat
= expand_backtick(&ga
, p
, flags
);
9095 * First expand environment variables, "~/" and "~user/".
9097 if (vim_strpbrk(p
, (char_u
*)"$~") != NULL
)
9099 p
= expand_env_save(p
);
9104 * On Unix, if expand_env() can't expand an environment
9105 * variable, use the shell to do that. Discard previously
9106 * found file names and start all over again.
9108 else if (vim_strpbrk(p
, (char_u
*)"$~") != NULL
)
9112 i
= mch_expand_wildcards(num_pat
, pat
, num_file
, file
,
9121 * If there are wildcards: Expand file names and add each match to
9122 * the list. If there is no match, and EW_NOTFOUND is given, add
9124 * If there are no wildcards: Add the file name if it exists or
9125 * when EW_NOTFOUND is given.
9127 if (mch_has_exp_wildcard(p
))
9128 add_pat
= mch_expandpath(&ga
, p
, flags
);
9131 if (add_pat
== -1 || (add_pat
== 0 && (flags
& EW_NOTFOUND
)))
9133 char_u
*t
= backslash_halve_save(p
);
9135 #if defined(MACOS_CLASSIC)
9138 /* When EW_NOTFOUND is used, always add files and dirs. Makes
9139 * "vim c:/" work. */
9140 if (flags
& EW_NOTFOUND
)
9141 addfile(&ga
, t
, flags
| EW_DIR
| EW_FILE
);
9142 else if (mch_getperm(t
) >= 0)
9143 addfile(&ga
, t
, flags
);
9151 *num_file
= ga
.ga_len
;
9152 *file
= (ga
.ga_data
!= NULL
) ? (char_u
**)ga
.ga_data
: (char_u
**)"";
9156 return (ga
.ga_data
!= NULL
) ? OK
: FAIL
;
9159 # ifdef VIM_BACKTICK
9162 * Return TRUE if we can expand this backtick thing here.
9168 return (*p
== '`' && *(p
+ 1) != NUL
&& *(p
+ STRLEN(p
) - 1) == '`');
9172 * Expand an item in `backticks` by executing it as a command.
9173 * Currently only works when pat[] starts and ends with a `.
9174 * Returns number of file names found.
9177 expand_backtick(gap
, pat
, flags
)
9180 int flags
; /* EW_* flags */
9188 /* Create the command: lop off the backticks. */
9189 cmd
= vim_strnsave(pat
+ 1, (int)STRLEN(pat
) - 2);
9194 if (*cmd
== '=') /* `={expr}`: Expand expression */
9195 buffer
= eval_to_string(cmd
+ 1, &p
, TRUE
);
9198 buffer
= get_cmd_output(cmd
, NULL
,
9199 (flags
& EW_SILENT
) ? SHELL_SILENT
: 0);
9207 cmd
= skipwhite(cmd
); /* skip over white space */
9209 while (*p
!= NUL
&& *p
!= '\r' && *p
!= '\n') /* skip over entry */
9211 /* add an entry if it is not empty */
9216 addfile(gap
, cmd
, flags
);
9221 while (*cmd
!= NUL
&& (*cmd
== '\r' || *cmd
== '\n'))
9228 # endif /* VIM_BACKTICK */
9231 * Add a file to a file list. Accepted flags:
9232 * EW_DIR add directories
9234 * EW_EXEC add executable files
9235 * EW_NOTFOUND add even when it doesn't exist
9236 * EW_ADDSLASH add slash after directory name
9239 addfile(gap
, f
, flags
)
9241 char_u
*f
; /* filename */
9247 /* if the file/dir doesn't exist, may not add it */
9248 if (!(flags
& EW_NOTFOUND
) && mch_getperm(f
) < 0)
9251 #ifdef FNAME_ILLEGAL
9252 /* if the file/dir contains illegal characters, don't add it */
9253 if (vim_strpbrk(f
, (char_u
*)FNAME_ILLEGAL
) != NULL
)
9257 isdir
= mch_isdir(f
);
9258 if ((isdir
&& !(flags
& EW_DIR
)) || (!isdir
&& !(flags
& EW_FILE
)))
9261 /* If the file isn't executable, may not add it. Do accept directories. */
9262 if (!isdir
&& (flags
& EW_EXEC
) && !mch_can_exe(f
))
9265 /* Make room for another item in the file list. */
9266 if (ga_grow(gap
, 1) == FAIL
)
9269 p
= alloc((unsigned)(STRLEN(f
) + 1 + isdir
));
9274 #ifdef BACKSLASH_IN_FILENAME
9278 * Append a slash or backslash after directory names if none is present.
9280 #ifndef DONT_ADD_PATHSEP_TO_DIR
9281 if (isdir
&& (flags
& EW_ADDSLASH
))
9284 ((char_u
**)gap
->ga_data
)[gap
->ga_len
++] = p
;
9286 #endif /* !NO_EXPANDPATH */
9288 #if defined(VIM_BACKTICK) || defined(FEAT_EVAL) || defined(PROTO)
9298 * Get the stdout of an external command.
9299 * Returns an allocated string, or NULL for error.
9302 get_cmd_output(cmd
, infile
, flags
)
9304 char_u
*infile
; /* optional input file name */
9305 int flags
; /* can be SHELL_SILENT */
9309 char_u
*buffer
= NULL
;
9314 if (check_restricted() || check_secure())
9317 /* get a name for the temp file */
9318 if ((tempname
= vim_tempname('o')) == NULL
)
9324 /* Add the redirection stuff */
9325 command
= make_filter_cmd(cmd
, infile
, tempname
);
9326 if (command
== NULL
)
9330 * Call the shell to execute the command (errors are ignored).
9331 * Don't check timestamps here.
9333 ++no_check_timestamps
;
9334 call_shell(command
, SHELL_DOOUT
| SHELL_EXPAND
| flags
);
9335 --no_check_timestamps
;
9340 * read the names from the file into memory
9343 /* created temporary file is not always readable as binary */
9344 fd
= mch_fopen((char *)tempname
, "r");
9346 fd
= mch_fopen((char *)tempname
, READBIN
);
9351 EMSG2(_(e_notopen
), tempname
);
9355 fseek(fd
, 0L, SEEK_END
);
9356 len
= ftell(fd
); /* get size of temp file */
9357 fseek(fd
, 0L, SEEK_SET
);
9359 buffer
= alloc(len
+ 1);
9361 i
= (int)fread((char *)buffer
, (size_t)1, (size_t)len
, fd
);
9363 mch_remove(tempname
);
9367 len
= i
; /* VMS doesn't give us what we asked for... */
9371 EMSG2(_(e_notread
), tempname
);
9376 buffer
[len
] = '\0'; /* make sure the buffer is terminated */
9385 * Free the list of files returned by expand_wildcards() or other expansion
9389 FreeWild(count
, files
)
9393 if (count
<= 0 || files
== NULL
)
9395 #if defined(__EMX__) && defined(__ALWAYS_HAS_TRAILING_NULL_POINTER) /* XXX */
9397 * Is this still OK for when other functions than expand_wildcards() have
9400 _fnexplodefree((char **)files
);
9403 vim_free(files
[count
]);
9409 * return TRUE when need to go to Insert mode because of 'insertmode'.
9410 * Don't do this when still processing a command or a mapping.
9411 * Don't do this when inside a ":normal" command.
9416 return (p_im
&& stuff_empty() && typebuf_typed());