#!/bin/sh

try_if_new () {
	branch="$1"
	to_install="$2"
	commits=$(git-rev-list "ko-${branch}..${branch}")

	to_build=no
	case "$commits" in
	'') 
		echo "* Up-to-date at ko-$branch"
		to_build=no
		;;
	*)
		to_build=yes
		;;
	esac

	case "$to_install" in
	?*)
		to_build=yes
		;;
	esac

	case "$to_build" in
	yes)
		Meta/Make clean >/dev/null 2>&1 &&
		git checkout "$branch" &&
		echo "* Testing $branch" &&
		Meta/Make clean test >./":${branch}.log" 2>&1 &&
		case "$to_install" in
		?*)
			Meta/Make install >>./":${branch}.log" 2>&1 ;;
		esac
	esac
}

git fetch ko &&

try_if_new maint &&
try_if_new pu &&
try_if_new master install &&
Meta/Make clean >/dev/null 2>&1