frsh: Export information about the last RTP contract and VRES

[frescor/ffmpeg.git] / version.sh

diff --git a/version.sh b/version.sh
index cfed406b26f2bb6296a93b6c81e6e9ea646a34b3..9809d6d14e29d9543c4dd91ed4e0a6323cbd61aa 100755 (executable)
--- a/version.sh
+++ b/version.sh
@@ -1,10 +1,31 @@
 #!/bin/sh
 
-svn_revision=`svn info | grep Revision | cut -d' ' -f2 || echo UNKNOWN`
-NEW_REVISION="#define FFMPEG_VERSION \"SVN-r$svn_revision\""
-OLD_REVISION=`cat version.h 2> /dev/null`
+# check for SVN revision number
+revision=$(cat snapshot_version 2> /dev/null)
+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
+
+# check for git short hash
+if ! test $revision; then
+    revision=$(cd "$1" && git log -1 --pretty=format:%h)
+    test $revision && revision=git-$revision
+fi
+
+# no revision number found
+test $revision || revision=UNKNOWN
+
+# releases extract the version number from the VERSION file
+version=$(cat VERSION 2> /dev/null)
+test $version || version=$revision
+
+test -n "$3" && version=$version-$3
+
+NEW_REVISION="#define FFMPEG_VERSION \"$version\""
+OLD_REVISION=$(cat version.h 2> /dev/null)
 
 # Update version.h only on revision changes to avoid spurious rebuilds
 if test "$NEW_REVISION" != "$OLD_REVISION"; then
-    echo "$NEW_REVISION" > version.h
+    echo "$NEW_REVISION" > "$2"
 fi