3 # check for SVN revision number
4 revision=`cd "$1" && LC_ALL=C svn info 2> /dev/null | grep Revision | cut -d' ' -f2`
5 test $revision || revision=`cd "$1" && grep revision .svn/entries 2>/dev/null | cut -d '"' -f2`
6 test $revision || revision=`cd "$1" && sed -n -e '/^dir$/{n;p;q}' .svn/entries 2>/dev/null`
7 test $revision && revision=SVN-r$revision
9 # no version number found
10 test $revision || revision=UNKNOWN
12 NEW_REVISION="#define FFMPEG_VERSION \"$revision\""
13 OLD_REVISION=`cat version.h 2> /dev/null`
15 # Update version.h only on revision changes to avoid spurious rebuilds
16 if test "$NEW_REVISION" != "$OLD_REVISION"; then
17 echo "$NEW_REVISION" > version.h