From: raiz <raiz@firemail.cc>
Date: Tue, 27 Dec 2016 17:18:33 +0000 (+0300)
Subject: extern/concat.h: don't segfault if count == 0
X-Git-Url: https://git.atheridis.org/?a=commitdiff_plain;h=ba0f0998d9e782714f1007ca3e812403e5a4d0f7;p=suckless%2Fslstatus.git

extern/concat.h: don't segfault if count == 0
---

diff --git a/extern/concat.h b/extern/concat.h
index 7f2ea46..0f3be99 100644
--- a/extern/concat.h
+++ b/extern/concat.h
@@ -11,6 +11,9 @@ ccat(const unsigned short int count, ...)
 	unsigned short int i;
 	concat[0] = '\0';
 
+	if (count == 0)
+		return;
+
 	va_start(ap, count);
 	for(i = 0; i < count; i++)
 		strlcat(concat, va_arg(ap, char *), sizeof(concat));