From 3aa9992bf76757ab3ba61d5e313d4385acf1a5ca Mon Sep 17 00:00:00 2001
From: Pierre Pronchery <khorben@defora.org>
Date: Tue, 6 May 2014 01:44:49 +0200
Subject: [PATCH] No longer report an error for empty format strings

---
 src/date.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/date.c b/src/date.c
index 8f3b69b..09ecf67 100644
--- a/src/date.c
+++ b/src/date.c
@@ -41,7 +41,7 @@ static int _date(char const * format)
 		return -_date_error("time", 1);
 	if(localtime_r(&t, &tm) == NULL)
 		return -_date_error("localtime_r", 1);
-	if(strftime(buf, sizeof(buf), format, &tm) == 0)
+	if(strftime(buf, sizeof(buf), format, &tm) == 0 && format[0] != '\0')
 		return -_date_error("strftime", 1);
 	puts(buf);
 	return 0;