From 8b3ae5027e9490bd7edfeea3d3cd2fbc5ec4beaf Mon Sep 17 00:00:00 2001
From: Bert <ber.t@gmx.com>
Date: Thu, 18 Aug 2011 16:05:32 +0200
Subject: Added support for gif animation

---
 util.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'util.c')

diff --git a/util.c b/util.c
index 0c4574e..5bed511 100644
--- a/util.c
+++ b/util.c
@@ -87,6 +87,19 @@ void die(const char* fmt, ...) {
 	exit(1);
 }
 
+int min_int_nz(int n, ...) {
+	va_list args;
+	int i, a, m = 0;
+
+	va_start(args, n);
+	for (i = 0; i < n; i++) {
+		if ((a = va_arg(args, int)) && (!m || a < m))
+			m = a;
+	}
+	va_end(args);
+	return m;
+}
+
 void size_readable(float *size, const char **unit) {
 	const char *units[] = { "", "K", "M", "G" };
 	int i;
-- 
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