patch 8.0.0484: :lhelpgrep does not fail after a successful one
Problem: Using :lhelpgrep with an argument that should fail does not
produce an error if the previous :helpgrep worked.
Solution: Use another way to detect that autocommands made the quickfix info
invalid. (Yegappan Lakshmanan)
diff --git a/src/quickfix.c b/src/quickfix.c
index dbcd083..9021212 100644
--- a/src/quickfix.c
+++ b/src/quickfix.c
@@ -5077,6 +5077,7 @@
char_u *lang;
#endif
qf_info_T *qi = &ql_info;
+ qf_info_T *save_qi;
int new_qi = FALSE;
win_T *wp;
#ifdef FEAT_AUTOCMD
@@ -5130,6 +5131,9 @@
}
}
+ /* Autocommands may change the list. Save it for later comparison */
+ save_qi = qi;
+
regmatch.regprog = vim_regcomp(eap->arg, RE_MAGIC + RE_STRING);
regmatch.rm_ic = FALSE;
if (regmatch.regprog != NULL)
@@ -5262,7 +5266,7 @@
{
apply_autocmds(EVENT_QUICKFIXCMDPOST, au_name,
curbuf->b_fname, TRUE, curbuf);
- if (!new_qi && qi != &ql_info && qf_find_buf(qi) == NULL)
+ if (!new_qi && qi != save_qi && qf_find_buf(qi) == NULL)
/* autocommands made "qi" invalid */
return;
}