From: Andre Noll <maan@systemlinux.org>
Date: Sun, 9 Nov 2008 19:30:08 +0000 (+0100)
Subject: format.c: Return an empty buffer for empty format strings rather than NULL.
X-Git-Tag: v0.0.5~1^2~9
X-Git-Url: http://git.tuebingen.mpg.de/?a=commitdiff_plain;ds=inline;h=06ed2a8ccb7f05eacb530a34f222a1d900f35bf5;hp=e23b8a9551b07e7fa289f8fbac047565e88a8c04;p=adu.git

format.c: Return an empty buffer for empty format strings rather than NULL.
---

diff --git a/format.c b/format.c
index 37bb087..02edf37 100644
--- a/format.c
+++ b/format.c
@@ -457,5 +457,7 @@ char *format_items(struct format_info *info, union atom_value *values)
 		buf = adu_strcat(buf, val);
 		free(val);
 	}
+	if (!buf)
+		buf = adu_strdup("");
 	return buf;
 }