Patch 7.1.214
Problem: ":1s/g\n\zs1//" deletes characters from the first line. (A Politz)
Solution: Start replacing in the line where the match starts.
Files: src/ex_cmds.c
*** ../vim-7.1.213/src/ex_cmds.c Fri Jan 4 14:52:14 2008
--- src/ex_cmds.c Wed Jan 9 22:32:26 2008
***************
*** 4200,4206 ****
linenr_T old_line_count = curbuf->b_ml.ml_line_count;
linenr_T line2;
long nmatch; /* number of lines in match */
- linenr_T sub_firstlnum; /* nr of first sub line */
char_u *sub_firstline; /* allocated copy of first sub line */
int endcolumn = FALSE; /* cursor in last column when
done */
pos_T old_cursor = curwin->w_cursor;
--- 4200,4205 ----
***************
*** 4447,4453 ****
#endif
); ++lnum)
{
- sub_firstlnum = lnum;
nmatch = vim_regexec_multi(®match, curwin, curbuf, lnum, (colnr_T)0);
if (nmatch)
{
--- 4446,4451 ----
***************
*** 4463,4468 ****
--- 4461,4467 ----
long nmatch_tl = 0; /* nr of lines matched below lnum */
int do_again; /* do it again after joining lines */
int skip_match = FALSE;
+ linenr_T sub_firstlnum; /* nr of first sub line */
/*
* The new text is build up step by step, to avoid too much
***************
*** 4482,4489 ****
* far.
* new_end The new text, where to append new text.
*
! * lnum The line number where we were looking for the
! * first match in the old line.
* sub_firstlnum The line number in the buffer where to look
* for a match. Can be different from "lnum"
* when the pattern or substitute string contains
--- 4481,4490 ----
* far.
* new_end The new text, where to append new text.
*
! * lnum The line number where we found the start of
! * the match. Can be below the line we searched
! * when there is a \n before a \zs in the
! * pattern.
* sub_firstlnum The line number in the buffer where to look
* for a match. Can be different from "lnum"
* when the pattern or substitute string contains
***************
*** 4507,4518 ****
* updating the screen or handling a multi-line match. The "old_"
* pointers point into this copy.
*/
! sub_firstline = vim_strsave(ml_get(sub_firstlnum));
! if (sub_firstline == NULL)
! {
! vim_free(new_start);
! goto outofmem;
! }
copycol = 0;
matchcol = 0;
--- 4508,4514 ----
* updating the screen or handling a multi-line match. The "old_"
* pointers point into this copy.
*/
! sub_firstlnum = lnum;
copycol = 0;
matchcol = 0;
***************
*** 4533,4538 ****
--- 4529,4556 ----
*/
for (;;)
{
+ /* Advance "lnum" to the line where the match starts. The
+ * match does not start in the first line when there is a line
+ * break before \zs. */
+ if (regmatch.startpos[0].lnum > 0)
+ {
+ lnum += regmatch.startpos[0].lnum;
+ sub_firstlnum += regmatch.startpos[0].lnum;
+ nmatch -= regmatch.startpos[0].lnum;
+ vim_free(sub_firstline);
+ sub_firstline = NULL;
+ }
+
+ if (sub_firstline == NULL)
+ {
+ sub_firstline = vim_strsave(ml_get(sub_firstlnum));
+ if (sub_firstline == NULL)
+ {
+ vim_free(new_start);
+ goto outofmem;
+ }
+ }
+
/* Save the line number of the last change for the final
* cursor position (just like Vi). */
curwin->w_cursor.lnum = lnum;
***************
*** 4638,4644 ****
temp = RedrawingDisabled;
RedrawingDisabled = 0;
! search_match_lines = regmatch.endpos[0].lnum;
search_match_endcol = regmatch.endpos[0].col;
highlight_match = TRUE;
--- 4656,4663 ----
temp = RedrawingDisabled;
RedrawingDisabled = 0;
! search_match_lines = regmatch.endpos[0].lnum
! - regmatch.startpos[0].lnum;
search_match_endcol = regmatch.endpos[0].col;
highlight_match = TRUE;
***************
*** 4749,4755 ****
* 3. substitute the string.
*/
/* get length of substitution part */
! sublen = vim_regsub_multi(®match, sub_firstlnum,
sub, sub_firstline, FALSE, p_magic, TRUE);
/* When the match included the "$" of the last line it may
--- 4768,4775 ----
* 3. substitute the string.
*/
/* get length of substitution part */
! sublen = vim_regsub_multi(®match,
! sub_firstlnum - regmatch.startpos[0].lnum,
sub, sub_firstline, FALSE, p_magic, TRUE);
/* When the match included the "$" of the last line it may
***************
*** 4819,4825 ****
mch_memmove(new_end, sub_firstline + copycol, (size_t)i);
new_end += i;
! (void)vim_regsub_multi(®match, sub_firstlnum,
sub, new_end, TRUE, p_magic, TRUE);
sub_nsubs++;
did_sub = TRUE;
--- 4839,4846 ----
mch_memmove(new_end, sub_firstline + copycol, (size_t)i);
new_end += i;
! (void)vim_regsub_multi(®match,
! sub_firstlnum - regmatch.startpos[0].lnum,
sub, new_end, TRUE, p_magic, TRUE);
sub_nsubs++;
did_sub = TRUE;
***************
*** 4908,4917 ****
skip:
/* We already know that we did the last subst when we are at
* the end of the line, except that a pattern like
! * "bar\|\nfoo" may match at the NUL. */
lastone = (skip_match
|| got_int
|| got_quit
|| !(do_all || do_again)
|| (sub_firstline[matchcol] == NUL && nmatch <= 1
&& !re_multiline(regmatch.regprog)));
--- 4929,4941 ----
skip:
/* We already know that we did the last subst when we are at
* the end of the line, except that a pattern like
! * "bar\|\nfoo" may match at the NUL. "lnum" can be below
! * "line2" when there is a \zs in the pattern after a line
! * break. */
lastone = (skip_match
|| got_int
|| got_quit
+ || lnum > line2
|| !(do_all || do_again)
|| (sub_firstline[matchcol] == NUL && nmatch <= 1
&& !re_multiline(regmatch.regprog)));
***************
*** 4926,4937 ****
* When asking the user we like to show the already replaced
* text, but don't do it when "\<@=" or "\<@!" is used, it
* changes what matches.
*/
if (lastone
|| (do_ask && !re_lookbehind(regmatch.regprog))
|| nmatch_tl > 0
|| (nmatch = vim_regexec_multi(®match, curwin,
! curbuf, sub_firstlnum, matchcol)) == 0)
{
if (new_start != NULL)
{
--- 4950,4964 ----
* When asking the user we like to show the already replaced
* text, but don't do it when "\<@=" or "\<@!" is used, it
* changes what matches.
+ * When the match starts below where we start searching also
+ * need to replace the line first (using \zs after \n).
*/
if (lastone
|| (do_ask && !re_lookbehind(regmatch.regprog))
|| nmatch_tl > 0
|| (nmatch = vim_regexec_multi(®match, curwin,
! curbuf, sub_firstlnum, matchcol)) == 0
! || regmatch.startpos[0].lnum > 0)
{
if (new_start != NULL)
{
***************
*** 5001,5007 ****
--- 5028,5041 ----
* 5. break if there isn't another match in this line
*/
if (nmatch <= 0)
+ {
+ /* If the match found didn't start where we were
+ * searching, do the next search in the line where we
+ * found the match. */
+ if (nmatch == -1)
+ lnum -= regmatch.startpos[0].lnum;
break;
+ }
}
line_breakcheck();
*** ../vim-7.1.213/src/version.c Wed Jan 9 20:29:51 2008
--- src/version.c Wed Jan 9 22:37:47 2008
***************
*** 668,669 ****
--- 668,671 ----
{ /* Add new patch number below this line */
+ /**/
+ 214,
/**/
--
Q: What's orange and sounds like a parrot?
A: A carrot
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