#!/bin/bash
export LC_ALL=C

usage()
{
	echo "Usage: $(basename $0) TAG [MESSAGE]"
	echo
	echo "Message is optional, you must run this script within a svn tree."
	echo
	exit 1
}

TAG="$1"
MESSAGE="$2"
[[ -z ${TAG} ]] && usage
[[ -z ${Message} ]] && MESSAGE="tagged '${TAG}'"

URI="$(svn info | grep 'URL:' | cut -d' ' -f2)"
[[ $? -ne 0 ]] && usage
REPO_ROOT="$(svn info | grep 'Repository Root:' | cut -d' ' -f3)"
[[ $? -ne 0 ]] && usage

echo "tagging ${URI} with '${TAG}'..."
svn copy -m "${MESSAGE}" "${URI}" "${REPO_ROOT}/${SUBDIR}/tags/${TAG}"