[FFmpeg-cvslog] avformat/asfdec: do not define print_guid() to nothing

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu May  7 00:54:06 2015 +0200| [374cf93548d171de72f3cf8939a061c9ee150aff] | committer: Michael Niedermayer

avformat/asfdec: do not define print_guid() to nothing

This avoid potential warnings

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=374cf93548d171de72f3cf8939a061c9ee150aff
---

 libavformat/asfdec.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index 270d092..359ee8b 100644
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -148,7 +148,7 @@ static void print_guid(ff_asf_guid *g)
 }
 #undef PRINT_IF_GUID
 #else
-#define print_guid(g)
+#define print_guid(g) while(0)
 #endif
 
 static int asf_probe(AVProbeData *pd)