#

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

# Order: stage1_host, runtime_host, libstdcpp_v3_host, full_host, full

# Order: stage1_mingw32, native_mingw32

#

#

# Private subroutines

#

pkgp_gcc_build_dir() { PKG_BUILD_DIR="${1}-${2}-${PKG_TARGET}"; };

pkgp_gcc_state_set() {

	printf "step unknown %s %s\n" "${PKG_NAME}" "${1}" >&3;

	ex_pkg_state_set "${PKG_NAME}" ${1} -${2};

};

pkgp_gcc_configure() {

	if ! rtl_fileop rm "${PKG_BASE_DIR}/${PKG_BUILD_DIR}"		\

	|| ! rtl_fileop mkdir "${PKG_BASE_DIR}/${PKG_BUILD_DIR}"	\

	|| ! rtl_fileop cd "${PKG_BASE_DIR}/${PKG_BUILD_DIR}"		\

	|| ! "../cbb-gcc-${PKG_VERSION}/configure" "${@}"		\

			--disable-bootstrap				\

			--disable-libmudflap				\

			--disable-multilib				\

			--disable-nls					\

			--disable-obsolete				\

			--disable-symvers				\

			--enable-canonical-system-headers		\

			--enable-__cxa_atexit				\

			--enable-debug					\

			--enable-gnu-indirect-function			\

			--enable-gnu-unique-object			\

			--enable-initfini-array				\

			--enable-languages=c,c++,fortran,objc,lto	\

			--enable-libstdcxx-debug			\

			--enable-lto					\

			--enable-multiarch				\

			--enable-secureplt				\

			--enable-shared					\

			--enable-threads=posix				\

			--target="${PKG_TARGET}"			\

			--with-fpmath=sse; then

		return 1;

	else

		pkgp_gcc_state_set "configure" -"build";

	fi;

};

pkgp_gcc_setup_env() {

	local _vname="";

	for _vname in	CFLAGS CFLAGS_FOR_BUILD CPPFLAGS_FOR_BUILD			\

			CXXFLAGS CXXFLAGS_FOR_BUILD; do

		export "${_vname}=${GCCFLAGS}";

	done;

	for _vname in	CFLAGS_FOR_TARGET CPPFLAGS_FOR_TARGET CXXFLAGS_FOR_TARGET	\

			LIBCFLAGS_FOR_TARGET XGCC_FLAGS_FOR_TARGET; do

		export "${_vname}=${GCCTARGET_FLAGS}";

	done;

	for _vname in	cbb_cflags_for_stage1 cbb_cflags_for_stage2			\

			cbb_cflags_for_stage3 cbb_cflags_for_stage4; do

		export "${_vname}=${CFLAGS_FOR_BUILD}" ;

	done;

};

pkgp_gcc_setup_vars() {

	local _unwind_midipix_h="";

	export cbb_target="${PKG_TARGET}" MAKE="make LIBTOOL=slibtool";

	_unwind_midipix_h="$(readlink -f "${PKG_BASE_DIR}/cbb-gcc-${PKG_VERSION}/gcc/unwind-midipix.h")";

	case "${PKG_NAME}" in

	gcc_full)

		GCCTARGET_FLAGS="-DIN_TARGET_LIBRARY_BUILD --sysroot=${PKG_PREFIX}";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "--include=${_unwind_midipix_h}")";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "-DTARGET_PERSONALITY_FUNCTION")";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "-DTARGET_PERSONALITY_FUNCTION_MIDIPIX")";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "${DEFAULT_CFLAGS_DEBUG_RUNTIME}")";

		export	cbb_ldflags_for_target=--sysroot="${PKG_PREFIX}"			\

			cbb_sysroot_for_libgcc="${PKG_PREFIX}"					\

			cbb_xgcc_for_specs="${PKG_TARGET}-gcc"					\

			sysroot_headers_suffix="${PKG_PREFIX}"; ;;

	gcc_stage1_cross_mingw32)

		GCCTARGET_FLAGS="-DIN_TARGET_LIBRARY_BUILD --sysroot=${PREFIX_MINGW32} -midata";

		export	cbb_ldflags_for_target=--sysroot="${PREFIX_MINGW32}"			\

			cbb_neutral_libiberty=no						\

			cbb_sysroot_for_libgcc="${PREFIX_MINGW32}"				\

			cbb_xgcc_for_specs="${PKG_BASE_DIR}/${PKG_BUILD_DIR}/gcc/xgcc"; ;;

	gcc_stage1_host)

		GCCTARGET_FLAGS="-DIN_TARGET_LIBRARY_BUILD --sysroot=${PREFIX_CROSS}";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "--include=${_unwind_midipix_h}")";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "-DTARGET_PERSONALITY_FUNCTION")";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "-DTARGET_PERSONALITY_FUNCTION_MIDIPIX")";

		GCCTARGET_FLAGS="$(rtl_lconcat "${GCCTARGET_FLAGS}" "${DEFAULT_CFLAGS_DEBUG_RUNTIME}")";

		export	cbb_ldflags_for_target="--sysroot=${PREFIX_CROSS}"			\

			cbb_neutral_libiberty="no"						\

			cbb_sysroot_for_libgcc="${PREFIX_CROSS}"				\

			cbb_xgcc_for_specs="${PKG_BASE_DIR}/${PKG_BUILD_DIR}/gcc/xgcc"		\

			LDFLAGS="${PKG_LDFLAGS_CONFIGURE}"; ;;

	gcc_stage1_native_mingw32)

		GCCTARGET_FLAGS="-DIN_TARGET_LIBRARY_BUILD --sysroot=${PKG_PREFIX} -midata";

		export	cbb_ldflags_for_target=--sysroot="${PKG_PREFIX}"			\

			cbb_neutral_libiberty=no						\

			cbb_sysroot_for_libgcc="${PKG_PREFIX}"					\

			cbb_xgcc_for_specs="${PKG_TARGET}-gcc"; ;;

	esac;

	GCCFLAGS="$(rtl_lconcat "${PKG_CFLAGS_CONFIGURE}"					\

		"--include $(readlink -f "${PKG_BASE_DIR}/cbb-gcc-${PKG_VERSION}/libc/cbb-musl-pe.h")")";

};

pkgp_gcc_stage1_all() {

	local _restart_at="${1}" _rc=0;

	case "${PKG_NAME}" in

	gcc_stage1_cross_mingw32)

		pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" mingw32; ;;

	gcc_stage1_host)

		if ! rtl_fileop ln_symbolic . "${PREFIX_CROSS}/usr"\

		|| ! rtl_fileop mkdir "${PREFIX_CROSS}/usr/include"\

		|| ! pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" cross; then

			_rc=1;

		fi; ;;

	gcc_stage1_native_mingw32)

		pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" native; ;;

	esac;

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

		return 1;

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" fetch "${_restart_at}"; then

		if ! pkg_fetch_download_dlcache_subdir; then

			return 1;

		elif ! rtl_fetch_urls_git									\

				"${BUILD_DLCACHEDIR}/${PKG_NAME}" "${DEFAULT_GIT_ARGS}" "${PKG_BASE_DIR}"	\

				"${PKG_NAME}" "${PKG_MIRRORS_GIT:-}"						\

				"cbb-gcc-${PKG_VERSION}=${PKG_GITROOT}/cbb/cbb-gcc-${PKG_VERSION}"; then

			return 1;

		else

			pkgp_gcc_state_set "fetch" -"patch";

		fi;

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" patch "${_restart_at}"; then

		if [ -e "${MIDIPIX_BUILD_PWD}/patches/${PKG_NAME}.local.patch" ]; then

			patch -b -d "${PKG_BASE_DIR}" -p0 < "${MIDIPIX_BUILD_PWD}/patches/${PKG_NAME}.local.patch" || return 1;

		fi;

		pkgp_gcc_state_set "patch" -"configure";

	fi;

	pkgp_gcc_setup_vars; pkgp_gcc_setup_env;

	if ! ex_pkg_state_test "${PKG_NAME}" configure "${_restart_at}"; then

		case "${PKG_NAME}" in

		gcc_stage1_cross_mingw32)

			pkgp_gcc_configure				\

				--enable-sjlj-exceptions		\

				--prefix="${PREFIX}"			\

				--with-gmp="${PREFIX}"			\

				--with-mpc="${PREFIX}"			\

				--with-mpfr="${PREFIX}"			\

				--with-sysroot="${PREFIX_MINGW32}"	\

				--without-headers; ;;

		gcc_stage1_host)

			pkgp_gcc_configure				\

				--disable-sjlj-exceptions		\

				--prefix="${PREFIX}"			\

				--with-gmp="${PREFIX}"			\

				--with-mpc="${PREFIX}"			\

				--with-mpfr="${PREFIX}"			\

				--with-sysroot="${PREFIX_CROSS}"; ;;

		gcc_stage1_native_mingw32)

			pkgp_gcc_configure				\

				--build=x86_64-unknown-linux-gnu	\

				--enable-sjlj-exceptions		\

				--host=x86_64-nt64-midipix		\

				--prefix=/				\

				--with-elf="${PKG_PREFIX}"		\

				--with-gmp="${PKG_PREFIX}"		\

				--with-mpc="${PKG_PREFIX}"		\

				--with-mpfr="${PKG_PREFIX}"		\

				--with-sysroot=				\

				--without-headers; ;;

		esac;

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

			return 1;

		fi;

	else	rtl_fileop cd "${PKG_BASE_DIR}/${PKG_BUILD_DIR}" || return 1;

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" build "${_restart_at}"; then

		make ${PKG_MAKEFLAGS_BUILD} "all-gcc" || return 1;

		pkgp_gcc_state_set "build" -"install_subdirs";

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" install_subdirs "${_restart_at}"; then

		pkg_install_subdirs || return 1;

		pkgp_gcc_state_set "install_subdirs" -"install_make";

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" install_make "${_restart_at}"; then

		case "${PKG_NAME}" in

		gcc_stage1_cross_mingw32)

			make ${PKG_MAKEFLAGS_BUILD} "prefix=${PKG_DESTDIR}" "install-gcc"; ;;

		gcc_stage1_host)

			make ${PKG_MAKEFLAGS_BUILD} "prefix=${PKG_DESTDIR}" "install-gcc"; ;;

		gcc_stage1_native_mingw32)

			make ${PKG_MAKEFLAGS_BUILD} "prefix=${PKG_DESTDIR}" "install-gcc"; ;;

		esac;

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

			return 1;

		else	case "$(uname -s)" in

			CYGWIN_*)

				if ! rtl_fileop ln_symbolic "${PKG_DESTDIR}/libexec/gcc/${PKG_TARGET}/${PKG_VERSION}/liblto_plugin.dll.a"\

				|| ! rtl_fileop ln_symbolic "${PKG_DESTDIR}/libexec/gcc/${PKG_TARGET}/${PKG_VERSION}/liblto_plugin.so"; then

					return 1;

				fi; ;;

			esac;

			pkgp_gcc_state_set "install_make" -"install";

		fi;

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" install "${_restart_at}"; then

		pkg_install || return 1;

		pkgp_gcc_state_set "install" -"finish";

	fi;

};

pkg_gcc_full_all() {

	local _restart_at="${1}" _configure_host="" _vis_hide="vis_hide=-fvisibility=hidden";

	export MAKE="make LIBTOOL=slibtool ${_vis_hide}";

	pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" native;

	if ! ex_pkg_state_test "${PKG_NAME}" fetch "${_restart_at}"; then

		if ! pkg_fetch_download_dlcache_subdir; then

			return 1;

		elif ! rtl_fetch_urls_git						\

				"${BUILD_DLCACHEDIR}/${PKG_NAME}" "${DEFAULT_GIT_ARGS}"	\

				"${PKG_BASE_DIR}" "${PKG_NAME}"				\

				"${PKG_MIRRORS_GIT:-}"					\

				"cbb-gcc-${PKG_VERSION}=${PKG_GITROOT}/cbb/cbb-gcc-${PKG_VERSION}"; then

			return 1;

		else

			pkgp_gcc_state_set "fetch" -"patch";

		fi;

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" patch "${_restart_at}"; then

		if [ -e "${MIDIPIX_BUILD_PWD}/patches/${PKG_NAME}.local.patch" ]; then

			patch -b -d "${PKG_BASE_DIR}" -p0 < "${MIDIPIX_BUILD_PWD}/patches/${PKG_NAME}.local.patch" || return 1;

		fi;

		pkgp_gcc_state_set "patch" -"configure";

	fi;

	pkgp_gcc_setup_vars; pkgp_gcc_setup_env;

	if ! ex_pkg_state_test "${PKG_NAME}" configure "${_restart_at}"; then

		rtl_fileop mkdir "${PKG_PREFIX}/${PKG_TARGET}" || return 1;

		if [ \! -d "${PKG_PREFIX}/${PKG_TARGET}/usr" ]; then

			rtl_fileop ln_symbolic . "${PKG_PREFIX}/${PKG_TARGET}/usr" || return 1;

		fi;

		case "${ARCH}" in

		nt32)	_configure_host="i686-nt32-midipix"; ;;

		nt64)	_configure_host="x86_64-nt64-midipix"; ;;

		esac;

		pkgp_gcc_configure				\

			--disable-sjlj-exceptions		\

			--host="${_configure_host}"		\

			--prefix=/				\

			--with-elf="${PKG_PREFIX}"		\

			--with-gmp="${PKG_PREFIX}"		\

			--with-mpc="${PKG_PREFIX}"		\

			--with-mpfr="${PKG_PREFIX}"		\

			--with-sysroot="" || return 1;

	else	rtl_fileop cd "${PKG_BASE_DIR}/${PKG_BUILD_DIR}" || return 1;

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" build "${_restart_at}"; then

		if ! make ${PKG_MAKEFLAGS_BUILD} "all-gcc"\

		|| ! make ${PKG_MAKEFLAGS_BUILD} "all-target-libgcc" ${_vis_hide}\

		|| ! make ${PKG_MAKEFLAGS_BUILD} "all-target-libstdc++-v3"\

		|| ! make ${PKG_MAKEFLAGS_BUILD} "all-target-libgfortran"\

		|| ! make ${PKG_MAKEFLAGS_BUILD} "all"; then

			return 1;

		else	pkgp_gcc_state_set "build" -"install_subdirs";

		fi;

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" install_subdirs "${_restart_at}"; then

		pkg_install_subdirs || return 1;

		pkgp_gcc_state_set "install_subdirs" -"install_make";

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" install_make "${_restart_at}"; then

		make ${PKG_MAKEFLAGS_BUILD} "prefix=${PKG_DESTDIR}" "install" || return 1;

		pkgp_gcc_state_set "install_make" -"install";

	fi;

	if ! ex_pkg_state_test "${PKG_NAME}" install "${_restart_at}"; then

		pkg_install || return 1; pkgp_gcc_state_set "install" "finish";

	fi;

};

pkg_gcc_full_host_all() {

	local _restart_at="${1}";

	export MAKE="make LIBTOOL=slibtool";

	if ! pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" cross\

	|| ! rtl_fileop cd "${PKG_BASE_DIR}/${PKG_BUILD_DIR}"; then

		return 1;

	else	if ! ex_pkg_state_test "${PKG_NAME}" build "${_restart_at}"; then

			make ${PKG_MAKEFLAGS_BUILD} || return 1;

			pkgp_gcc_state_set "build" -"install_subdirs";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install_subdirs "${_restart_at}"; then

			pkg_install_subdirs || return 1;

			pkgp_gcc_state_set "install_subdirs" -"install_make";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install_make "${_restart_at}"; then

			make ${PKG_MAKEFLAGS_BUILD} "prefix=${PKG_DESTDIR}" "install" || return 1;

			pkgp_gcc_state_set "install_make" -"install";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install "${_restart_at}"; then

			pkg_install || return 1;

			pkgp_gcc_state_set "install" "finish";

		fi;

	fi;

};

pkg_gcc_libstdcpp_v3_host_all() {

	local _restart_at="${1}";

	export MAKE="make LIBTOOL=slibtool";

	if ! pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" cross\

	|| ! rtl_fileop cd "${PKG_BASE_DIR}/${PKG_BUILD_DIR}"; then

		return 1;

	else	if ! ex_pkg_state_test "${PKG_NAME}" build "${_restart_at}"; then

			make ${PKG_MAKEFLAGS_BUILD} "all-target-libstdc++-v3" || return 1;

			pkgp_gcc_state_set "build" -"install_subdirs";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install_subdirs "${_restart_at}"; then

			pkg_install_subdirs || return 1;

			pkgp_gcc_state_set "install_subdirs" -"install_make";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install_make "${_restart_at}"; then

			make ${PKG_MAKEFLAGS_BUILD} "prefix=${PKG_DESTDIR}" "install-target-libstdc++-v3" || return 1;

			pkgp_gcc_state_set "install_make" -"install";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install "${_restart_at}"; then

			pkg_install || return 1;

			pkgp_gcc_state_set "install" "finish";

		fi;

	fi;

};

pkg_gcc_runtime_host_all() {

	local _restart_at="${1}" _vis_hide="vis_hide=-fvisibility=hidden";

	export MAKE="make LIBTOOL=slibtool ${_vis_hide}";

	if ! pkgp_gcc_build_dir "cbb-gcc-${PKG_VERSION}" cross\

	|| ! rtl_fileop cd "${PKG_BASE_DIR}/${PKG_BUILD_DIR}"; then

		return 1;

	else	if ! ex_pkg_state_test "${PKG_NAME}" build "${_restart_at}"; then

			make ${PKG_MAKEFLAGS_BUILD} "all-target-libgcc" ${_vis_hide} || return 1;

			pkgp_gcc_state_set "build" -"install_subdirs";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install_subdirs "${_restart_at}"; then

			pkg_install_subdirs || return 1;

			pkgp_gcc_state_set "install_subdirs" -"install_make";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install_make "${_restart_at}"; then

			make ${PKG_MAKEFLAGS_BUILD} "prefix=${PKG_DESTDIR}" "install-target-libgcc" || return 1;

			pkgp_gcc_state_set "install_make" -"install";

		fi;

		if ! ex_pkg_state_test "${PKG_NAME}" install "${_restart_at}"; then

			pkg_install || return 1;

			pkgp_gcc_state_set "install" "finish";

		fi;

	fi;

};

pkg_gcc_stage1_all() {

	pkgp_gcc_stage1_all "${@}";

};

pkg_gcc_stage1_cross_mingw32_all() {

	if ! rtl_fileop ln_symbolic . "${PKG_PREFIX}/x86_64-w64-mingw32/mingw"\

	|| ! rtl_fileop mkdir "${PKG_DESTDIR}/x86_64-w64-mingw32"\

	|| ! rtl_fileop ln_symbolic . "${PKG_DESTDIR}/x86_64-w64-mingw32/mingw"\

	|| ! rtl_fileop mkdir "${PKG_PREFIX}/x86_64-w64-mingw32/include"\

	|| ! pkgp_gcc_stage1_all "${@}"; then

		return 1;

	fi;

};

pkg_gcc_stage1_host_all() {

	pkgp_gcc_stage1_all "${@}";

};

pkg_gcc_stage1_native_mingw32_all() {

	if ! rtl_fileop ln_symbolic . "${PKG_PREFIX}/x86_64-w64-mingw32/mingw"\

	|| ! rtl_fileop mkdir "${PKG_DESTDIR}/x86_64-w64-mingw32"\

	|| ! rtl_fileop ln_symbolic . "${PKG_DESTDIR}/x86_64-w64-mingw32/mingw"\

	|| ! rtl_fileop mkdir "${PKG_PREFIX}/x86_64-w64-mingw32/include"\

	|| ! pkgp_gcc_stage1_all "${@}"; then

		return 1;

	fi;

};

# vim:filetype=sh textwidth=0