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patch 8.1.0552: saved last search pattern may not be restored

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Problem:    Saved last search pattern may not be restored.
Solution:   Call restore_last_search_pattern().  Add a check for balancing
            saving and restoring the last search pattern.
This commit is contained in:
Bram Moolenaar
2018-11-30 21:57:55 +01:00
parent 8ff5af9544
commit 01a060da74
3 changed files with 20 additions and 0 deletions
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14
src/search.c
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@@ -96,6 +96,7 @@ static struct spat saved_spats[2];
/* copy of spats[RE_SEARCH], for keeping the search patterns while incremental
* searching */
static struct spat saved_last_search_spat;
static int did_save_last_search_spat = 0;
static int saved_last_idx = 0;
static int saved_no_hlsearch = 0;
# endif
@@ -364,6 +365,11 @@ free_search_patterns(void)
void
save_last_search_pattern(void)
{
if (did_save_last_search_spat != 0)
IEMSG("did_save_last_search_spat is not zero");
else
++did_save_last_search_spat;
saved_last_search_spat = spats[RE_SEARCH];
if (spats[RE_SEARCH].pat != NULL)
saved_last_search_spat.pat = vim_strsave(spats[RE_SEARCH].pat);
@@ -374,8 +380,16 @@ save_last_search_pattern(void)
void
restore_last_search_pattern(void)
{
if (did_save_last_search_spat != 1)
{
IEMSG("did_save_last_search_spat is not one");
return;
}
--did_save_last_search_spat;
vim_free(spats[RE_SEARCH].pat);
spats[RE_SEARCH] = saved_last_search_spat;
saved_last_search_spat.pat = NULL;
# if defined(FEAT_EVAL)
set_vv_searchforward();
# endif