📄 version.sh
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#!/bin/sh# check for SVN revision numberrevision=`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 hashif ! test $revision; then revision=`cd "$1" && git log -1 --pretty=format:%h` test $revision && revision=git-$revisionfi# no version number foundtest $revision || revision=UNKNOWNNEW_REVISION="#define FFMPEG_VERSION \"$revision\""OLD_REVISION=`cat version.h 2> /dev/null`# Update version.h only on revision changes to avoid spurious rebuildsif test "$NEW_REVISION" != "$OLD_REVISION"; then echo "$NEW_REVISION" > version.hfi
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