#!/bin/sh
#
merge_repo=$1
merge_name=${2:-HEAD}

download_one () {
	# remote_path="$1" local_file="$2"
	case "$1" in
	http://*)
		wget -q -O "$2" "$1" ;;
	/*)
		test -f "$1" && cat >"$2" "$1" ;;
	*)
		rsync -L "$1" "$2" ;;
	esac
}

download_objects () {
	# remote_repo="$1" head_sha1="$2"
	case "$1" in
	http://*)
		git-http-pull -a "$2" "$1/"
		;;
	/*)
		git-local-pull -l -a "$2" "$1/"
		;;
	*)
		rsync -avz --ignore-existing "$1/objects/." \
			${SHA_FILE_DIRECTORY:-.git/objects}/.
		;;
	esac
}

echo "Getting remote $merge_name"
download_one "$merge_repo/$merge_name" .git/MERGE_HEAD

echo "Getting object database"
download_objects "$merge_repo" "$(cat .git/MERGE_HEAD)"

git-resolve-script "$(cat .git/HEAD)" "$(cat .git/MERGE_HEAD)" "$merge_repo"