[SCM] libav/experimental: use git describe for naming version in pure git clones

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 8032d1dee9dfa855a4e03da840b72a82e2f9a86b
Author: Ramiro Polla <ramiro at lisha.ufsc.br>
Date:   Sun Jan 16 18:34:09 2011 +0000

    use git describe for naming version in pure git clones
    
    Patch by: Ramiro Polla <ramiro <DOT> polla  gmail <DOT> com>
    
    Originally committed as revision 26394 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/version.sh b/version.sh
index f8510ea..f45c60d 100755
--- a/version.sh
+++ b/version.sh
@@ -18,7 +18,7 @@ fi
 
 # check for git short hash
 if ! test $revision; then
-    revision=$(cd "$1" && git log -1 --pretty=format:%h 2> /dev/null)
+    revision=$(cd "$1" && git describe --always 2> /dev/null)
     test $revision && revision=git-$revision
 fi
 

-- 
Libav/FFmpeg packaging