# Copyright 1999-2022 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 PYTHON_COMPAT=( python3_{8..11} ) inherit cmake-multilib flag-o-matic llvm llvm.org python-any-r1 \ toolchain-funcs DESCRIPTION="Low level support for a standard C++ library" HOMEPAGE="https://libcxxabi.llvm.org/" LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" SLOT="0" KEYWORDS="" IUSE="+clang static-libs test" REQUIRED_USE="test? ( clang )" RESTRICT="!test? ( test )" # in 15.x, cxxabi.h is moving from libcxx to libcxxabi RDEPEND+=" !<sys-libs/libcxx-15 " DEPEND=" ${RDEPEND} sys-devel/llvm:${LLVM_MAJOR} " BDEPEND=" clang? ( sys-devel/clang:${LLVM_MAJOR} ) !test? ( ${PYTHON_DEPS} ) test? ( $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') ) " LLVM_COMPONENTS=( runtimes libcxx{abi,} llvm/cmake cmake ) LLVM_TEST_COMPONENTS=( llvm/utils/llvm-lit ) llvm.org_set_globals python_check_deps() { use test || return 0 python_has_version "dev-python/lit[${PYTHON_USEDEP}]" } pkg_setup() { # darwin prefix builds do not have llvm installed yet, so rely on bootstrap-prefix # to set the appropriate path vars to LLVM instead of using llvm_pkg_setup. if [[ ${CHOST} != *-darwin* ]] || has_version dev-lang/llvm; then LLVM_MAX_SLOT=${LLVM_MAJOR} llvm_pkg_setup fi python-any-r1_pkg_setup } multilib_src_configure() { if use clang; then local -x CC=${CHOST}-clang local -x CXX=${CHOST}-clang++ strip-unsupported-flags fi # link to compiler-rt local use_compiler_rt=OFF [[ $(tc-get-c-rtlib) == compiler-rt ]] && use_compiler_rt=ON local libdir=$(get_libdir) local mycmakeargs=( -DCMAKE_CXX_COMPILER_TARGET="${CHOST}" -DPython3_EXECUTABLE="${PYTHON}" -DLLVM_ENABLE_RUNTIMES="libcxxabi;libcxx" -DLLVM_INCLUDE_TESTS=OFF -DLLVM_LIBDIR_SUFFIX=${libdir#lib} -DLIBCXXABI_ENABLE_SHARED=ON -DLIBCXXABI_ENABLE_STATIC=$(usex static-libs) -DLIBCXXABI_INCLUDE_TESTS=$(usex test) -DLIBCXXABI_USE_COMPILER_RT=${use_compiler_rt} # upstream is omitting standard search path for this # probably because gcc & clang are bundling their own unwind.h -DLIBCXXABI_LIBUNWIND_INCLUDES="${EPREFIX}"/usr/include -DLIBCXX_LIBDIR_SUFFIX= -DLIBCXX_ENABLE_SHARED=ON -DLIBCXX_ENABLE_STATIC=OFF -DLIBCXX_CXX_ABI=libcxxabi -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF -DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl) -DLIBCXX_HAS_GCC_S_LIB=OFF -DLIBCXX_INCLUDE_BENCHMARKS=OFF -DLIBCXX_INCLUDE_TESTS=OFF ) if use test; then mycmakeargs+=( -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" -DLLVM_LIT_ARGS="$(get_lit_flags)" -DPython3_EXECUTABLE="${PYTHON}" ) fi cmake_src_configure } multilib_src_compile() { cmake_build cxxabi } multilib_src_test() { local -x LIT_PRESERVES_TMP=1 cmake_build check-cxxabi } multilib_src_install() { DESTDIR="${D}" cmake_build install-cxxabi }