From fd6b6873a5fac960a8085d75f2c9d4316a1cabb5 Mon Sep 17 00:00:00 2001
From: Leah Neukirchen <leah@vuxu.org>
Date: Thu, 12 Oct 2017 16:08:53 +0200
Subject: perc: plain % should not match empty string

---
 xe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xe.c b/xe.c
index f5998e8..7e75a57 100644
--- a/xe.c
+++ b/xe.c
@@ -427,7 +427,7 @@ perc(char *pat, char *str, int lvl)
 		return 0;
 	case '%':
 		// any nonempty substring
-		for (l = strlen(str) + 1; l >= 1; l--)
+		for (l = strlen(str); l >= 1; l--)
 			if ((s = perc(pat+1, str+l, lvl))) {
 				perc_str = str;
 				perc_len = l;
-- 
cgit 1.4.1