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# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=6
: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
# (needed due to CMAKE_BUILD_TYPE != Gentoo)
CMAKE_MIN_VERSION=3.7.0-r1
PYTHON_COMPAT=( python2_7 )
inherit cmake-utils llvm multiprocessing python-any-r1
MY_P=${P/_/}.src
LLVM_P=llvm-${PV/_/}.src
DESCRIPTION="The LLVM linker (link editor)"
HOMEPAGE="https://llvm.org/"
SRC_URI="https://releases.llvm.org/${PV/_//}/${MY_P}.tar.xz
test? ( https://releases.llvm.org/${PV/_//}/${LLVM_P}.tar.xz )"
LICENSE="UoI-NCSA"
SLOT="0"
KEYWORDS="~amd64 ~arm64 ~x86 ~amd64-fbsd"
IUSE="test"
RESTRICT="!test? ( test )"
RDEPEND="~sys-devel/llvm-${PV}"
DEPEND="${RDEPEND}
test? ( $(python_gen_any_dep "~dev-python/lit-${PV}[\${PYTHON_USEDEP}]") )"
S=${WORKDIR}/${MY_P}
# least intrusive of all
CMAKE_BUILD_TYPE=RelWithDebInfo
python_check_deps() {
has_version "dev-python/lit[${PYTHON_USEDEP}]"
}
pkg_setup() {
LLVM_MAX_SLOT=${PV%%.*} llvm_pkg_setup
use test && python-any-r1_pkg_setup
}
src_unpack() {
einfo "Unpacking ${MY_P}.tar.xz ..."
tar -xf "${DISTDIR}/${MY_P}.tar.xz" || die
if use test; then
einfo "Unpacking parts of ${LLVM_P}.tar.xz ..."
tar -xf "${DISTDIR}/${LLVM_P}.tar.xz" \
"${LLVM_P}"/utils/{lit,unittest} || die
mv "${LLVM_P}" llvm || die
fi
}
src_configure() {
local mycmakeargs=(
-DBUILD_SHARED_LIBS=ON
-DLLVM_INCLUDE_TESTS=$(usex test)
)
use test && mycmakeargs+=(
-DLLVM_BUILD_TESTS=ON
-DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm"
-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
-DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}"
)
cmake-utils_src_configure
}
src_test() {
cmake-utils_src_make check-lld
}
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