#
# set -o errexit -o noglob are assumed.
#

ex_pkg_env() {
	local _vname;
	[ -z "${MIDIPIX_BUILD_PWD}" ] && MIDIPIX_BUILD_PWD="$(pwd)";
	[ -z "${PKG_FNAME}" ] && PKG_FNAME="${PKG_URL##*/}";
	[ -z "${PKG_TARGET}" ] && PKG_TARGET="${TARGET}";
	case "${PKG_BASE_DIR}" in
	?*)	;;
	*)	PKG_BASE_DIR="${WORKDIR}/${PKG_NAME}-${PKG_BUILD_TYPE:-native}-${PKG_TARGET}";
		if [ -n "${ARG_RESTART}" ]\
		&& [ -z "${ARG_RESTART_AT}" ]; then
			ex_build_fileop rm "${PKG_BASE_DIR}";
		fi; ;;
	esac;
	PKG_DESTDIR="${PKG_BASE_DIR}/destdir";
	case "${PKG_BUILD_TYPE}" in
	host)	export AR="ar";
		export CC="gcc";
		export CXX="g++";
		export RANLIB="ranlib"; ;;
	*)	export AR="${PKG_TARGET}-ar";
		export CC="${PKG_TARGET}-gcc";
		export CXX="${PKG_TARGET}-g++";
		export RANLIB="${PKG_TARGET}-ranlib";
		[ -x "${PREFIX}/bin/${TARGET}-pkg-config" ]\
			&& export PKG_CONFIG="${PREFIX}/bin/${TARGET}-pkg-config";
		;;
	esac;
	export LIBTOOL="${PKG_SLIBTOOL:-slibtool}";
	export MAKE="make LIBTOOL=${PKG_SLIBTOOL:-slibtool}";
	case "${PKG_SUBDIR}" in
	?*)	;;
	*)	case "${PKG_URLS_GIT}" in
		?*)	PKG_SUBDIR="${PKG_URLS_GIT%%=*}"; ;;
		*)	case "${PKG_FNAME}" in
			*.t*)	PKG_SUBDIR="${PKG_FNAME%%.t*}"; ;;
			*)	PKG_SUBDIR="${PKG_NAME}"; ;;
			esac; ;;
		esac; ;;
	esac;
	for _vname in $(ex_split : ${PKG_ENV_VARS_EXTRA}); do
		export "${_vname}";
	done;
	if [ -n "${PKG_ENV_VARS}" ]\
	&& [ "${PKG_NO_LOG_VARS:-0}" -eq 0 ]; then
		PKG_ENV_VARS="$(echo "${PKG_ENV_VARS}" | tr " " "\n" | sort | tr "\n" " ")";
		ex_log_env_vars "build" ${PKG_ENV_VARS};
	fi;
};

# vim:filetype=sh