[FFmpeg-cvslog] ffplay: more robust condition variable creation

[Ganesh Ajjanagadde]

ffmpeg | branch: master | Ganesh Ajjanagadde <gajjanagadde at gmail.com> | Sun Oct  4 20:38:06 2015 -0400| [b67c1ab58cb1a9933d01ad91c2c58d019e215c3d] | committer: Marton Balint

ffplay: more robust condition variable creation

SDL_CreateCond can fail:
https://wiki.libsdl.org/SDL_CreateCond.
This patch makes creation more robust in one instance.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>
Signed-off-by: Marton Balint <cus at passwd.hu>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b67c1ab58cb1a9933d01ad91c2c58d019e215c3d
---

 ffplay.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ffplay.c b/ffplay.c
index 8c9f6b1..cf0640e 100644
--- a/ffplay.c
+++ b/ffplay.c
@@ -3168,7 +3168,10 @@ static VideoState *stream_open(const char *filename, AVInputFormat *iformat)
         packet_queue_init(&is->subtitleq) < 0)
         goto fail;
 
-    is->continue_read_thread = SDL_CreateCond();
+    if (!(is->continue_read_thread = SDL_CreateCond())) {
+        av_log(NULL, AV_LOG_FATAL, "SDL_CreateCond(): %s\n", SDL_GetError());
+        goto fail;
+    }
 
     init_clock(&is->vidclk, &is->videoq.serial);
     init_clock(&is->audclk, &is->audioq.serial);