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1#!/bin/sh2 3usage() {4 echo "usage: $0 <source root>"5 echo " Prints the source control revision of the given source directory,"6 echo " the exact format of the revision string depends on the source "7 echo " control system. If the source control system isn't known, the output"8 echo " is empty and the exit code is 1."9 exit 110}11 12if [ $# != 1 ] || [ ! -d $1 ]; then13 usage;14fi15 16cd $117if [ -d .svn ]; then18 svnversion | sed -e "s#\([0-9]*\)[A-Z]*#\1#"19elif [ -f .git/svn/.metadata ]; then20 git svn info | grep 'Revision:' | cut -d: -f2-21elif [ -d .git ]; then22 git log -1 --pretty=format:%H23else24 exit 1;25fi26 27exit 028