openwrt/package/busybox/patches/480-vi_search.patch

23 lines
641 B
Diff

--- a/editors/vi.c
+++ b/editors/vi.c
@@ -3317,7 +3317,7 @@ static void do_cmd(char c)
buf[1] = '\0';
q = get_input_line(buf); // get input line- use "status line"
if (q[0] && !q[1]) {
- if (last_search_pattern[0])
+ if (last_search_pattern)
last_search_pattern[0] = c;
goto dc3; // if no pat re-use old pat
}
@@ -3333,6 +3333,10 @@ static void do_cmd(char c)
if (cmdcnt-- > 1) {
do_cmd(c);
} // repeat cnt
+ if (last_search_pattern == 0) {
+ msg = "No previous regular expression";
+ goto dc2;
+ }
dir = BACK; // assume BACKWARD search
p = dot - 1;
if (last_search_pattern[0] == '?') {