sys-devel/binutils-apple-8.2.1-r103: produce ld64 compatible output

For meson, mimic ld64's output on -v so it detects xtools as ld64.

Closes: https://bugs.gentoo.org/868516
Signed-off-by: Fabian Groffen <grobian@gentoo.org>

1 files changed, 118 insertions, 0 deletions

diff --git a/sys-devel/binutils-apple/binutils-apple-8.2.1-r103.ebuild b/sys-devel/binutils-apple/binutils-apple-8.2.1-r103.ebuild
new file mode 100644
index 000000000000..d892d1c763d9
--- /dev/null
+++ b/sys-devel/binutils-apple/binutils-apple-8.2.1-r103.ebuild
@@ -0,0 +1,118 @@
+# Copyright 2020-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+CMAKE_MAKEFILE_GENERATOR=emake  # keep dependencies down
+
+inherit cmake
+
+DESCRIPTION="Darwin Xtools matching Xcode Tools ${PN}"
+HOMEPAGE="https://github.com/iains/darwin-xtools"
+SRC_URI="https://github.com/grobian/darwin-xtools/archive/gentoo-${PVR}.tar.gz -> darwin-xtools-${PVR}.tar.gz"
+
+LICENSE="APSL-2"
+SLOT="8"
+KEYWORDS="~arm64-macos ~ppc-macos ~x64-macos"
+
+# xtools uses c++11 features, not available in gcc-apple, hence gcc/clang dep
+DEPEND="sys-devel/binutils-config
+	|| ( sys-devel/gcc:* sys-devel/clang:* )
+	app-arch/xar
+	dev-libs/libyaml"
+RDEPEND="${DEPEND}"
+BDEPEND=""
+
+S="${WORKDIR}/darwin-xtools-gentoo-${PVR}"
+
+src_configure() {
+	CTARGET=${CTARGET:-${CHOST}}
+	if [[ ${CTARGET} == ${CHOST} ]] ; then
+		if [[ ${CATEGORY} == cross-* ]] ; then
+			export CTARGET=${CATEGORY#cross-}
+		fi
+	fi
+
+	LIBPATH=/usr/$(get_libdir)/binutils/${CTARGET}/xtools-${PV}
+	DATAPATH=/usr/share/binutils-data/${CTARGET}/xtools-${PV}
+	if [[ ${CHOST} != ${CTARGET} ]] ; then
+		BINPATH=/usr/${CHOST}/${CTARGET}/binutils-bin/xtools-${PV}
+	else
+		BINPATH=/usr/${CTARGET}/binutils-bin/xtools-${PV}
+	fi
+
+	is-host-64bit() {
+		case ${CTARGET} in
+			x86_64-*|powerpc64-*|arm64-*)   echo YES   ;;
+			*)                              echo NO    ;;
+		esac
+	}
+
+	local mycmakeargs=(
+		-DCMAKE_OSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET}
+		-DPACKAGE_VERSION="Gentoo ${PN}-${PVR}"
+		-DCMAKE_INSTALL_PREFIX="${EPREFIX}${BINPATH%/*}" # cmake insists on /bin
+		-DCCTOOLS_LD_CLASSIC=NO  # fails to link, and is useless anyway
+		-DXTOOLS_AS_USE_CLANG=YES  # default to host as for unsupported targets
+		-DXTOOLS_AS_CLANG_USE_HOST=YES  # search for arch/as-host iso clang
+		-DXTOOLS_AS_SUBDIR="${EPREFIX}${LIBPATH}/"
+		-DXTOOLS_LTO_SUPPORT=NO
+		-DXTOOLS_HAS_LIBPRUNETRIE=YES
+		-DXTOOLS_TAPI_SUPPORT=ON
+		-DXTOOLS_USE_TAPILITE=ON
+		-DXTOOLS_HOST_IS_64B=$(is-host-64bit)
+		-DXTOOLS_BUGURL="https://bugs.gentoo.org/"
+	)
+
+	cmake_src_configure
+}
+
+src_install() {
+	cmake_src_install
+
+	# cmake insists on installing in /bin, so move bins to the place we
+	# want them
+	mv "${ED}${BINPATH%/*}/bin" "${ED}${BINPATH}" || die
+
+	# move as impls into LIBPATH, such that binutils-config doesn't
+	# create links for this
+	dodir "${LIBPATH}"
+	local as
+	for as in "${ED}${BINPATH}"/*/as ; do
+		as=${as%/as}
+		mv "${as}" "${ED}${LIBPATH}"/ || die
+	done
+
+	# provide as-host wrappers, used on "unsupported" platforms: x86,
+	# x64, arm, arm64, the main reason here is missing support for
+	# instructions, e.g. the as works fine, until newer instruction sets
+	# are used like SSE4.1, AVX, etc.
+	local arch
+	for arch in i386 x86_64 arm arm64 ; do
+		mkdir -p "${ED}${LIBPATH}"/${arch}
+		as="${ED}${LIBPATH}"/${arch}/as-host
+		rm -f "${as}"
+		cat <<-EOF > "${as}"
+			#!/usr/bin/env bash
+			exec /usr/bin/as "\$@"
+		EOF
+		chmod 755 "${as}"
+	done
+
+	doman ld64/doc/man/man*/* cctools/man/*.[135]
+	dodir "${DATAPATH}"
+	mv "${ED}"/usr/share/man "${ED}/${DATAPATH}/" || die
+
+	cd "${S}"
+	insinto /etc/env.d/binutils
+	cat <<-EOF > env.d
+		TARGET="${CHOST}"
+		VER="xtools-${PV}"
+		FAKE_TARGETS="${CHOST}"
+	EOF
+	newins env.d ${CHOST}-xtools-${PV}
+}
+
+pkg_postinst() {
+	binutils-config ${CHOST}-xtools-${PV}
+}