[FFmpeg-cvslog] tests/fate-run: do not attempt to parse tiny_psnrs output if it failed

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Apr 23 04:27:56 2015 +0200| [c0d847e457c1ef72843a63853f1135d52b74131e] | committer: Michael Niedermayer

tests/fate-run: do not attempt to parse tiny_psnrs output if it failed

This avoids confusing syntax errors with awk later

Likely fixes awk errors at:
http://buildd.debian-ports.org/status/fetch.php?pkg=ffmpeg&arch=sparc64&ver=7%3A2.6.2-1&stamp=1428928967

Reviewed-by: Timothy Gu <timothygu99 at gmail.com>
Thanks-to: Andreas Cadhalpun <andreas.cadhalpun at googlemail.com> for the link
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c0d847e457c1ef72843a63853f1135d52b74131e
---

 tests/fate-run.sh |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/fate-run.sh b/tests/fate-run.sh
index 1a8ff94..7f129d7 100755
--- a/tests/fate-run.sh
+++ b/tests/fate-run.sh
@@ -43,7 +43,7 @@ compare(){
 }
 
 do_tiny_psnr(){
-    psnr=$(tests/tiny_psnr "$1" "$2" $cmp_unit $cmp_shift 0)
+    psnr=$(tests/tiny_psnr "$1" "$2" $cmp_unit $cmp_shift 0) || return 1
     val=$(expr "$psnr" : ".*$3: *\([0-9.]*\)")
     size1=$(expr "$psnr" : '.*bytes: *\([0-9]*\)')
     size2=$(expr "$psnr" : '.*bytes:[ 0-9]*/ *\([0-9]*\)')