#!/bin/sh

# Copyright (c) 2016, 2017 Lucio Andrés Illanes Albornoz <lucio@lucioillanes.de>

#

for __ in $(find subr -name *.subr); do . "${__}"; done;

pre_setup_args "${@}"; pre_setup_env; pre_check; pre_subdirs;

pre_state init; {(

log_msg info "Build started by ${BUILD_USER:=${USER}}@${BUILD_HNAME:=$(hostname)} at ${BUILD_DATE_START}.";

log_env_vars "build (global)" ${LOG_ENV_VARS};

for BUILD_TARGET_LC in $(subst_tgts invariants ${BUILD_TARGETS_META:-world}); do

	BUILD_TARGET="$(toupper "${BUILD_TARGET_LC}")";

	BUILD_PACKAGES="$(get_var_unsafe ${BUILD_TARGET}_PACKAGES)";

	if [ "${BUILD_TARGET}" != "INVARIANTS" ]\

	&& [ -n "${BUILD_PACKAGES_RESTART}" ]; then

		BUILD_PACKAGES="$(lfilter "${BUILD_PACKAGES}" "${BUILD_PACKAGES_RESTART}")";

	fi;

	for PKG_NAME in ${BUILD_PACKAGES}; do

		pkg_setup_dispatch "${BUILD_TARGET}" "${PKG_NAME}"	\

			"${ARG_RESTART}" "${ARG_RESTART_AT}";

		BUILD_SCRIPT_RC=${?};

		case ${BUILD_SCRIPT_RC} in

		0) log_msg succ "Finished \`${PKG_NAME}' build.";

			: $((BUILD_NFINI+=1)); continue; ;;

		*) log_msg fail "Build failed in \`${PKG_NAME}' (last return code ${BUILD_SCRIPT_RC}.).";

			: $((BUILD_NFAIL+=1));

			if [ ${ARG_RELAXED:-0} -eq 1 ]; then

				BUILD_PKGS_FAILED="${BUILD_PKGS_FAILED:+${BUILD_PKGS_FAILED} }${PKG_NAME}";

				continue;

			else

				break;

			fi;

		esac;

	done;

	if [ "${BUILD_SCRIPT_RC:-0}" -ne 0 ]; then

		break;

	fi;

done; pre_state fini;

log_msg info "${BUILD_NFINI} finished, ${BUILD_NSKIP} skipped, and ${BUILD_NFAIL} failed builds in ${BUILD_NBUILT} build script(s).";

log_msg info "Build time: ${BUILD_TIMES_HOURS} hour(s), ${BUILD_TIMES_MINUTES} minute(s), and ${BUILD_TIMES_SECS} second(s).";

if [ ${ARG_RELAXED:-0} -eq 1 ]\

&& [ -n "${BUILD_PKGS_FAILED}" ]; then

	log_msg info "Build script failure(s) in: ${BUILD_PKGS_FAILED}.";

fi;

exit "${BUILD_SCRIPT_RC:-0}")} 2>&1 | tee "${BUILD_LOG_FNAME}" & TEE_PID="${!}";

trap "rm -f ${BUILD_STATUS_IN_PROGRESS_FNAME};	\

	log_msg fail \"Build aborted.\";	\

	echo kill ${TEE_PID};			\

	kill ${TEE_PID}" HUP INT TERM USR1 USR2; wait;

# vim:filetype=sh