#

# set +o errexit -o noglob -o nounset is assumed.

#

pkg_configure() {

	local _libtool="" _rc=0;

	if [ -x "${PKG_CONFIGURE:-}" ]; then

		case "${PKG_LIBTOOL:-}" in

		"")	_libtool=""; ;;

		none)	_libtool=""; ;;

		*)	_libtool="${PKG_LIBTOOL}"; ;;

		esac;

		rtl_export_vars	\

			PKG_CONFIG "${PKG_PKG_CONFIG:-}"								\

			PKG_CONFIG_LIBDIR "${PKG_PKG_CONFIG_LIBDIR:-}"							\

			PYTHON "${PKG_PYTHON:-}"									\

			${_libtool:+MAKE} ${_libtool:+"make LIBTOOL=${_libtool}"};

		AR="${PKG_AR}"												\

		CC="${PKG_CC}"												\

		RANLIB="${PKG_RANLIB}"											\

		CFLAGS="${PKG_CFLAGS_CONFIGURE:-}${PKG_CFLAGS_CONFIGURE_EXTRA:+ ${PKG_CFLAGS_CONFIGURE_EXTRA}}"		\

		CPPFLAGS="${PKG_CFLAGS_CONFIGURE:-}${PKG_CFLAGS_CONFIGURE_EXTRA:+ ${PKG_CFLAGS_CONFIGURE_EXTRA}}"	\

		CXXFLAGS="${PKG_CXXFLAGS_CONFIGURE:-}${PKG_CXXFLAGS_CONFIGURE_EXTRA:+ ${PKG_CXXFLAGS_CONFIGURE_EXTRA}}"	\

		LDFLAGS="${PKG_LDFLAGS_CONFIGURE:-}${PKG_LDFLAGS_CONFIGURE_EXTRA:+ ${PKG_LDFLAGS_CONFIGURE_EXTRA}}"	\

		"${PKG_CONFIGURE}" ${PKG_CONFIGURE_ARGS:-} ${PKG_CONFIGURE_ARGS_EXTRA:-} ${PKG_CONFIGURE_ARGS_EXTRA_DEBUG:-};

		_rc="${?}"

		rtl_export_vars	-u \

			PKG_CONFIG "${PKG_PKG_CONFIG:-}"								\

			PKG_CONFIG_LIBDIR "${PKG_PKG_CONFIG_LIBDIR:-}"							\

			PYTHON "${PKG_PYTHON:-}"									\

			${_libtool:+MAKE} ${_libtool:+"make LIBTOOL=${_libtool}"};

		return "${_rc}";

	fi;

};

# vim:filetype=sh