|
|
|
# Copyright 1999-2018 Gentoo Foundation
|
|
|
|
# Distributed under the terms of the GNU General Public License v2
|
|
|
|
|
|
|
|
EAPI=6
|
|
|
|
|
|
|
|
: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
|
|
|
|
# (needed due to CMAKE_BUILD_TYPE != Gentoo)
|
|
|
|
CMAKE_MIN_VERSION=3.7.0-r1
|
|
|
|
PYTHON_COMPAT=( python2_7 )
|
|
|
|
|
|
|
|
inherit cmake-multilib llvm python-any-r1
|
|
|
|
|
|
|
|
DESCRIPTION="Low level support for a standard C++ library"
|
|
|
|
HOMEPAGE="https://libcxxabi.llvm.org/"
|
|
|
|
SRC_URI="https://releases.llvm.org/${PV/_//}/${P/_/}.src.tar.xz
|
|
|
|
https://releases.llvm.org/${PV/_//}/libcxx-${PV/_/}.src.tar.xz"
|
|
|
|
|
|
|
|
LICENSE="|| ( UoI-NCSA MIT )"
|
|
|
|
SLOT="0"
|
|
|
|
KEYWORDS="amd64 ~arm64 x86"
|
|
|
|
IUSE="+libunwind +static-libs test elibc_musl"
|
|
|
|
|
|
|
|
RDEPEND="
|
|
|
|
libunwind? (
|
|
|
|
|| (
|
|
|
|
>=sys-libs/libunwind-1.0.1-r1[static-libs?,${MULTILIB_USEDEP}]
|
|
|
|
>=sys-libs/llvm-libunwind-3.9.0-r1[static-libs?,${MULTILIB_USEDEP}]
|
|
|
|
)
|
|
|
|
)"
|
|
|
|
# LLVM 4 required for llvm-config --cmakedir
|
|
|
|
DEPEND="${RDEPEND}
|
|
|
|
>=sys-devel/llvm-4
|
|
|
|
test? ( >=sys-devel/clang-3.9.0
|
|
|
|
$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') )"
|
|
|
|
|
|
|
|
S=${WORKDIR}/${P/_/}.src
|
|
|
|
|
|
|
|
# least intrusive of all
|
|
|
|
CMAKE_BUILD_TYPE=RelWithDebInfo
|
|
|
|
|
|
|
|
python_check_deps() {
|
|
|
|
has_version "dev-python/lit[${PYTHON_USEDEP}]"
|
|
|
|
}
|
|
|
|
|
|
|
|
pkg_setup() {
|
|
|
|
llvm_pkg_setup
|
|
|
|
use test && python-any-r1_pkg_setup
|
|
|
|
}
|
|
|
|
|
|
|
|
src_unpack() {
|
|
|
|
default
|
|
|
|
|
|
|
|
mv libcxx-* libcxx || die
|
|
|
|
}
|
|
|
|
|
|
|
|
multilib_src_configure() {
|
|
|
|
local libdir=$(get_libdir)
|
|
|
|
local mycmakeargs=(
|
|
|
|
-DLIBCXXABI_LIBDIR_SUFFIX=${libdir#lib}
|
|
|
|
-DLIBCXXABI_ENABLE_SHARED=ON
|
|
|
|
-DLIBCXXABI_ENABLE_STATIC=$(usex static-libs)
|
|
|
|
-DLIBCXXABI_USE_LLVM_UNWINDER=$(usex libunwind)
|
|
|
|
-DLIBCXXABI_INCLUDE_TESTS=$(usex test)
|
|
|
|
|
|
|
|
-DLIBCXXABI_LIBCXX_INCLUDES="${WORKDIR}"/libcxx/include
|
|
|
|
# upstream is omitting standard search path for this
|
|
|
|
# probably because gcc & clang are bundling their own unwind.h
|
|
|
|
-DLIBCXXABI_LIBUNWIND_INCLUDES="${EPREFIX}"/usr/include
|
|
|
|
# this only needs to exist, it does not have to make sense
|
|
|
|
# FIXME: remove this once https://reviews.llvm.org/D25314 is merged
|
|
|
|
-DLIBCXXABI_LIBUNWIND_SOURCES="${T}"
|
|
|
|
)
|
|
|
|
if use test; then
|
|
|
|
if has_version '>=sys-devel/llvm-6'; then
|
|
|
|
mycmakeargs+=(
|
|
|
|
-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
|
|
|
|
)
|
|
|
|
else
|
|
|
|
mycmakeargs+=(
|
|
|
|
-DLIT_COMMAND="${EPREFIX}"/usr/bin/lit
|
|
|
|
)
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
cmake-utils_src_configure
|
|
|
|
}
|
|
|
|
|
|
|
|
build_libcxx() {
|
|
|
|
local -x LDFLAGS="${LDFLAGS} -L${BUILD_DIR}/$(get_libdir)"
|
|
|
|
local CMAKE_USE_DIR=${WORKDIR}/libcxx
|
|
|
|
local BUILD_DIR=${BUILD_DIR}/libcxx
|
|
|
|
local mycmakeargs=(
|
|
|
|
-DLIBCXX_LIBDIR_SUFFIX=
|
|
|
|
-DLIBCXX_ENABLE_SHARED=ON
|
|
|
|
-DLIBCXX_ENABLE_STATIC=OFF
|
|
|
|
-DLIBCXX_ENABLE_EXPERIMENTAL_LIBRARY=OFF
|
|
|
|
-DLIBCXX_CXX_ABI=libcxxabi
|
|
|
|
-DLIBCXX_CXX_ABI_INCLUDE_PATHS="${S}"/include
|
|
|
|
-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
|
|
|
|
-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
|
|
|
|
-DLIBCXX_HAS_GCC_S_LIB=OFF
|
|
|
|
-DLIBCXX_INCLUDE_TESTS=OFF
|
|
|
|
)
|
|
|
|
|
|
|
|
cmake-utils_src_configure
|
|
|
|
cmake-utils_src_compile
|
|
|
|
}
|
|
|
|
|
|
|
|
multilib_src_test() {
|
|
|
|
local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null)
|
|
|
|
|
|
|
|
[[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests"
|
|
|
|
sed -i -e "/cxx_under_test/s^\".*\"^\"${clang_path}\"^" test/lit.site.cfg || die
|
|
|
|
|
|
|
|
# build a local copy of libc++ for testing to avoid circular dep
|
|
|
|
build_libcxx
|
|
|
|
mv "${BUILD_DIR}"/libcxx/lib/libc++* "${BUILD_DIR}/$(get_libdir)/" || die
|
|
|
|
|
|
|
|
cmake-utils_src_make check-libcxxabi
|
|
|
|
}
|
|
|
|
|
|
|
|
multilib_src_install_all() {
|
|
|
|
insinto /usr/include/libcxxabi
|
|
|
|
doins -r include/.
|
|
|
|
}
|