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updated for version 7.4.499

Problem:    substitute() can be slow with long strings.
Solution:   Store a pointer to the end, instead of calling strlen() every
            time. (Ozaki Kiichi)
This commit is contained in:
Bram Moolenaar 2014-11-05 16:03:44 +01:00
parent 9c7d98d7c2
commit e90c853ff6
2 changed files with 5 additions and 1 deletions

View File

@ -25076,6 +25076,7 @@ do_string_sub(str, pat, sub, flags)
int i;
int do_all;
char_u *tail;
char_u *end;
garray_T ga;
char_u *ret;
char_u *save_cpo;
@ -25094,6 +25095,7 @@ do_string_sub(str, pat, sub, flags)
if (regmatch.regprog != NULL)
{
tail = str;
end = str + STRLEN(str);
while (vim_regexec_nl(&regmatch, str, (colnr_T)(tail - str)))
{
/* Skip empty match except for first match. */
@ -25120,7 +25122,7 @@ do_string_sub(str, pat, sub, flags)
* - The text after the match.
*/
sublen = vim_regsub(&regmatch, sub, tail, FALSE, TRUE, FALSE);
if (ga_grow(&ga, (int)(STRLEN(tail) + sublen -
if (ga_grow(&ga, (int)((end - tail) + sublen -
(regmatch.endp[0] - regmatch.startp[0]))) == FAIL)
{
ga_clear(&ga);

View File

@ -741,6 +741,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
499,
/**/
498,
/**/