skip useless test

2022-08-18 15:27:44 +02:00 · 2022-08-18 15:27:44 +02:00 · 875f167eb9
parent 75bfaee73e
commit 875f167eb9
1 changed files with 1 additions and 1 deletions
--- a/utils.c
+++ b/utils.c
@ -124,7 +124,7 @@ getsubexp(const char *str, regmatch_t m, char *dst)
 {
 	size_t len = 0;

-	if (m.rm_eo > m.rm_so) { /* skip empty substring */
+	if ((len = m.rm_eo - m.rm_so) > 0) { /* skip empty substring */
 		len = m.rm_eo - m.rm_so;
 		memcpy(dst, str + m.rm_so, len);
 		dst[len] = '\0';