FFmpeg/version.sh
Michel Bardiaux 837f0ad7aa Fall back on grepping for the revision number if no svn client is installed.
patch by Michel Bardiaux, mbardiaux mediaxim be

Originally committed as revision 6179 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-05 23:15:50 +00:00

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#!/bin/sh
svn_revision=`cd "$1" && LC_ALL=C svn info 2> /dev/null | grep Revision | cut -d' ' -f2`
test $svn_revision || svn_revision=`cd "$1" && grep revision .svn/entries | \
cut -d '"' -f2 2> /dev/null`
test $svn_revision || svn_revision=UNKNOWN
NEW_REVISION="#define FFMPEG_VERSION \"SVN-r$svn_revision\""
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
fi