1#!/bin/sh 2 3# Determine the version string to build into a binary. 4# When building in the git repository, we can use the output 5# of "git describe" which gives an unequivocal answer. 6# 7# Failing that, we use the contents of the VERSION file 8# which has a set of references substituted into it by git. 9# If we can find one which matches $v[0-9].* then we assume it's 10# a version-number tag, else we just use the whole string. 11# If there is more than one v[0-9].* tag, sort them and use the 12# first. This favours, eg v2.63 over 2.63rc6. 13 14if which git >/dev/null 2>&1 && \ 15 ([ -d $1/.git ] || grep '^gitdir:' $1/.git >/dev/null 2>&1); then 16 cd $1; git describe | sed 's/^v//' 17elif grep '\$Format:%d\$' $1/VERSION >/dev/null 2>&1; then 18# unsubstituted VERSION, but no git available. 19 echo UNKNOWN 20else 21 vers=`cat $1/VERSION | sed 's/[(), ]/,/ g' | tr ',' '\n' | grep ^v[0-9]` 22 23 if [ $? -eq 0 ]; then 24 echo "${vers}" | sort -r | head -n 1 | sed 's/^v//' 25 else 26 cat $1/VERSION 27 fi 28fi 29 30exit 0 31 32