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FFmpeg/version.sh
Måns Rullgård c1047cda84 extract revision from svn-1.4 .svn/entries files
Originally committed as revision 9362 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-18 19:35:19 +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=`cd "$1" && sed -n '/^dir$/{n;p;q}' < .svn/entries`
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