#
# Copyright (c) 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 LucĂ­a Andrea Illanes Albornoz <lucia@luciaillanes.de>
# set +o errexit -o noglob -o nounset is assumed.
#

pkg_build() {
	local	_pb_group_name="${1}" _pb_pkg_name="${2}" _pb_restart_at="${3}"	\
		_pb_libtool="" _pb_makeflags_verbosity="" _pb_no_autoconf=""	\
		_pb_rc=0 _pb_subdir="";
	_pb_makeflags_verbosity="${PKG_MAKEFLAGS_VERBOSITY:-none}";
	if [ "${_pb_makeflags_verbosity}" = "none" ]; then
		_pb_makeflags_verbosity="";
	fi;

	case "${PKG_LIBTOOL:-}" in
	"")	_pb_libtool=""; ;;
	none)	_pb_libtool=""; ;;
	*)	_pb_libtool="${PKG_LIBTOOL}"; ;;
	esac;

	if [ ! -x "${PKG_CONFIGURE:-}" ]; then
		_pb_no_autoconf=1;
	fi;

	for _pb_subdir in ${PKG_MAKE_SUBDIRS:-:}; do
		if [ "${_pb_subdir}" = ":" ]; then
			_pb_subdir="";
		fi;

		if [ "${#_pb_libtool}" -gt 0 ]; then
			export MAKE="make LIBTOOL=${_pb_libtool}";
		fi;

		# N.B.	We only specify CC= here if the current package does not use GNU
		#	autoconf as it often abuses it by appending -std={gnu99,...} to it
		#	instead of amending CFLAGS.
		if [ "${PKG_MAKEFLAGS_BUILD_LIST:+1}" = 1 ]; then
			rtl_run_cmdlineV ":" "${PKG_MAKE}"						\
				"AR=${PKG_AR}"								\
				"${_pb_no_autoconf:+CC=${PKG_CC}}"					\
				"RANLIB=${PKG_RANLIB}"							\
				"${PKG_MAKEFLAGS_BUILD_LIST}"						\
				"${PKG_MAKEFLAGS_BUILD_EXTRA_LIST:-}"					\
				${PKG_MAKEFLAGS_PARALLELISE:-}						\
				"${PKG_CFLAGS_BUILD:+CFLAGS=${PKG_CFLAGS_BUILD}}"			\
				"${PKG_CFLAGS_BUILD_EXTRA:+CFLAGS+=${PKG_CFLAGS_BUILD_EXTRA}}"		\
				"${PKG_CPPFLAGS_BUILD:+CPPFLAGS=${PKG_CPPFLAGS_BUILD}}"			\
				"${PKG_CPPFLAGS_BUILD_EXTRA:+CPPFLAGS+=${PKG_CPPFLAGS_BUILD_EXTRA}}"	\
				"${PKG_CXXFLAGS_BUILD:+CXXFLAGS=${PKG_CXXFLAGS_BUILD}}"			\
				"${PKG_CXXFLAGS_BUILD_EXTRA:+CXXFLAGS+=${PKG_CXXFLAGS_BUILD_EXTRA}}"	\
				"${PKG_LDFLAGS_BUILD:+LDFLAGS=${PKG_LDFLAGS_BUILD}}"			\
				"${PKG_LDFLAGS_BUILD_EXTRA:+LDFLAGS+=${PKG_LDFLAGS_BUILD_EXTRA}}"	\
				"${PKG_PKG_CONFIG:+PKG_CONFIG=${PKG_PKG_CONFIG}}"			\
				"${PKG_PKG_CONFIG_LIBDIR:+PKG_CONFIG_LIBDIR=${PKG_PKG_CONFIG_LIBDIR}}"	\
				${_pb_libtool:+"LIBTOOL=${_pb_libtool}"}				\
				${_pb_makeflags_verbosity}						\
				${_pb_subdir:+-C "${_pb_subdir}"};
			_pb_rc="${?}";
		elif [ "${PKG_MAKEFLAGS_BUILD_EXTRA_LIST:+1}" = 1 ]; then
			rtl_run_cmdlineV ":" "${PKG_MAKE}"						\
				"AR=${PKG_AR}"								\
				"${_pb_no_autoconf:+CC=${PKG_CC}}"					\
				"RANLIB=${PKG_RANLIB}"							\
				${PKG_MAKEFLAGS_BUILD:-}						\
				"${PKG_MAKEFLAGS_BUILD_EXTRA_LIST}"					\
				${PKG_MAKEFLAGS_PARALLELISE:-}						\
				"${PKG_CFLAGS_BUILD:+CFLAGS=${PKG_CFLAGS_BUILD}}"			\
				"${PKG_CFLAGS_BUILD_EXTRA:+CFLAGS+=${PKG_CFLAGS_BUILD_EXTRA}}"		\
				"${PKG_CPPFLAGS_BUILD:+CPPFLAGS=${PKG_CPPFLAGS_BUILD}}"			\
				"${PKG_CPPFLAGS_BUILD_EXTRA:+CPPFLAGS+=${PKG_CPPFLAGS_BUILD_EXTRA}}"	\
				"${PKG_CXXFLAGS_BUILD:+CXXFLAGS=${PKG_CXXFLAGS_BUILD}}"			\
				"${PKG_CXXFLAGS_BUILD_EXTRA:+CXXFLAGS+=${PKG_CXXFLAGS_BUILD_EXTRA}}"	\
				"${PKG_LDFLAGS_BUILD:+LDFLAGS=${PKG_LDFLAGS_BUILD}}"			\
				"${PKG_LDFLAGS_BUILD_EXTRA:+LDFLAGS+=${PKG_LDFLAGS_BUILD_EXTRA}}"	\
				"${PKG_PKG_CONFIG:+PKG_CONFIG=${PKG_PKG_CONFIG}}"			\
				"${PKG_PKG_CONFIG_LIBDIR:+PKG_CONFIG_LIBDIR=${PKG_PKG_CONFIG_LIBDIR}}"	\
				${_pb_libtool:+"LIBTOOL=${_pb_libtool}"}				\
				${_pb_makeflags_verbosity}						\
				${_pb_subdir:+-C "${_pb_subdir}"};
			_pb_rc="${?}";
		else
			rtl_run_cmdlineV ":" "${PKG_MAKE}"						\
				"AR=${PKG_AR}"								\
				"${_pb_no_autoconf:+CC=${PKG_CC}}"					\
				"RANLIB=${PKG_RANLIB}"							\
				${PKG_MAKEFLAGS_BUILD:-}						\
				${PKG_MAKEFLAGS_BUILD_EXTRA:-}						\
				${PKG_MAKEFLAGS_PARALLELISE:-}						\
				"${PKG_CFLAGS_BUILD:+CFLAGS=${PKG_CFLAGS_BUILD}}"			\
				"${PKG_CFLAGS_BUILD_EXTRA:+CFLAGS+=${PKG_CFLAGS_BUILD_EXTRA}}"		\
				"${PKG_CPPFLAGS_BUILD:+CPPFLAGS=${PKG_CPPFLAGS_BUILD}}"			\
				"${PKG_CPPFLAGS_BUILD_EXTRA:+CPPFLAGS+=${PKG_CPPFLAGS_BUILD_EXTRA}}"	\
				"${PKG_CXXFLAGS_BUILD:+CXXFLAGS=${PKG_CXXFLAGS_BUILD}}"			\
				"${PKG_CXXFLAGS_BUILD_EXTRA:+CXXFLAGS+=${PKG_CXXFLAGS_BUILD_EXTRA}}"	\
				"${PKG_LDFLAGS_BUILD:+LDFLAGS=${PKG_LDFLAGS_BUILD}}"			\
				"${PKG_LDFLAGS_BUILD_EXTRA:+LDFLAGS+=${PKG_LDFLAGS_BUILD_EXTRA}}"	\
				"${PKG_PKG_CONFIG:+PKG_CONFIG=${PKG_PKG_CONFIG}}"			\
				"${PKG_PKG_CONFIG_LIBDIR:+PKG_CONFIG_LIBDIR=${PKG_PKG_CONFIG_LIBDIR}}"	\
				${_pb_libtool:+"LIBTOOL=${_pb_libtool}"}				\
				${_pb_makeflags_verbosity}						\
				${_pb_subdir:+-C "${_pb_subdir}"};
			_pb_rc="${?}";
		fi;

		if [ "${#_pb_libtool}" -gt 0 ]; then
			unset MAKE;
		fi;

		if [ "${_pb_rc}" -ne 0 ]; then
			break;
		fi;
	done;

	return "${_pb_rc}";
};

# vim:filetype=sh textwidth=0