#!/bin/sh

head=$(git rev-parse HEAD)
branch=$(git symbolic-ref --quiet HEAD)
if [ $? -ne 0 ] ; then
	echo "unknown"
	exit 1
fi

case "$branch" in
	refs/heads/*)
		branch=${branch##refs/heads/}
		number=$(git rev-list --first-parent "$head" ^stable | wc -l)
		echo "$branch-$number"
		;;
	*)
		echo "unknown"
		exit 1
esac