[SCM] libav/experimental: Read revision string from the file snapshot_version if available. This will be used by daily snapshots without Subversion metadata.

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 10671cf59523f22e64f83a14c690ce670563b360
Author: Diego Biurrun <diego at biurrun.de>
Date:   Tue Feb 24 23:04:52 2009 +0000

    Read revision string from the file snapshot_version if available.
    This will be used by daily snapshots without Subversion metadata.
    
    Originally committed as revision 17577 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/version.sh b/version.sh
index 4ed540e..1a1562d 100755
--- a/version.sh
+++ b/version.sh
@@ -1,7 +1,8 @@
 #!/bin/sh
 
 # check for SVN revision number
-revision=$(cd "$1" && LC_ALL=C svn info 2> /dev/null | grep Revision | cut -d' ' -f2)
+revision=$(cat snapshot_version)
+test $revision || revision=$(cd "$1" && LC_ALL=C svn info 2> /dev/null | grep Revision | cut -d' ' -f2)
 test $revision || revision=$(cd "$1" && grep revision .svn/entries 2>/dev/null | cut -d '"' -f2)
 test $revision || revision=$(cd "$1" && sed -n -e '/^dir$/{n;p;q}' .svn/entries 2>/dev/null)
 test $revision && revision=SVN-r$revision

-- 
Libav/FFmpeg packaging