| # Copyright 1999-2017 Gentoo Foundation |
| # Distributed under the terms of the GNU General Public License v2 |
| |
| EAPI=5 |
| |
| : ${CMAKE_MAKEFILE_GENERATOR:=ninja} |
| PYTHON_COMPAT=( python2_7 ) |
| |
| inherit cmake-multilib cros-constants cros-llvm flag-o-matic git-2 llvm python-any-r1 |
| |
| DESCRIPTION="Low level support for a standard C++ library" |
| HOMEPAGE="http://libcxxabi.llvm.org/" |
| |
| SRC_URI="" |
| EGIT_REPO_URI="${CROS_GIT_HOST_URL}/external/github.com/llvm/llvm-project" |
| LLVM_HASH="6c35a1e5afb8a5c0c02a77b46226ea6daccd1be4" #r349610 |
| LLVM_NEXT_HASH="6c35a1e5afb8a5c0c02a77b46226ea6daccd1be4" #r349610 |
| |
| LICENSE="|| ( UoI-NCSA MIT )" |
| SLOT="0" |
| KEYWORDS="*" |
| IUSE="+compiler-rt cros_host libunwind msan llvm-next +static-libs test" |
| |
| RDEPEND=" |
| libunwind? ( |
| || ( |
| >=${CATEGORY}/libunwind-1[static-libs?,${MULTILIB_USEDEP}] |
| >=${CATEGORY}/llvm-libunwind-3.9.0-r1[static-libs?,${MULTILIB_USEDEP}] |
| ) |
| ) |
| !cros_host? ( sys-libs/gcc-libs )" |
| |
| DEPEND="${RDEPEND} |
| cros_host? ( sys-devel/llvm ) |
| test? ( >=sys-devel/clang-3.9.0 |
| ~sys-libs/libcxx-${PV}[libcxxabi(-)] |
| $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') )" |
| |
| python_check_deps() { |
| has_version "dev-python/lit[${PYTHON_USEDEP}]" |
| } |
| |
| pkg_setup() { |
| setup_cross_toolchain |
| llvm_pkg_setup |
| use test && python-any-r1_pkg_setup |
| export CMAKE_USE_DIR="${S}/libcxxabi" |
| } |
| |
| src_unpack() { |
| if use llvm-next; then |
| export EGIT_COMMIT="${LLVM_NEXT_HASH}" |
| else |
| export EGIT_COMMIT="${LLVM_HASH}" |
| fi |
| git-2_src_unpack |
| } |
| |
| src_prepare() { |
| # Link with libgcc_eh when compiler-rt is used. |
| epatch "${FILESDIR}"/libcxxabi-7-use-libgcc_eh.patch |
| } |
| |
| multilib_src_configure() { |
| # Filter sanitzers flags. |
| filter_sanitizers |
| # Use vpfv3 fpu to be able to target non-neon targets. |
| if [[ $(tc-arch) == "arm" ]] ; then |
| append-flags -mfpu=vfpv3 |
| fi |
| append-flags -I"${S}/libunwind/include" |
| append-flags "-stdlib=libstdc++" |
| local libdir=$(get_libdir) |
| local mycmakeargs=( |
| -DLLVM_ENABLE_PROJECTS="libcxxabi" |
| -DLIBCXXABI_LIBDIR_SUFFIX=${libdir#lib} |
| -DLIBCXXABI_ENABLE_SHARED=ON |
| -DLIBCXXABI_ENABLE_STATIC=$(usex static-libs) |
| -DLIBCXXABI_USE_LLVM_UNWINDER=$(usex libunwind) |
| -DLIBCXXABI_INCLUDE_TESTS=$(usex test) |
| -DCMAKE_INSTALL_PREFIX="${PREFIX}" |
| -DLIBCXXABI_LIBCXX_INCLUDES="${S}"/libcxx/include |
| -DLIBCXXABI_USE_COMPILER_RT=$(usex compiler-rt) |
| ) |
| |
| # Update LLVM to 9.0 will cause LLVM to complain |
| # libstdc++ version is old. Add this flag as suggested in the error |
| # message. |
| mycmakeargs+=( |
| -DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=1 |
| ) |
| |
| if use msan; then |
| mycmakeargs+=( |
| -DLLVM_USE_SANITIZER=Memory |
| ) |
| fi |
| |
| if use test; then |
| mycmakeargs+=( |
| -DLIT_COMMAND="${EPREFIX}"/usr/bin/lit |
| ) |
| fi |
| cmake-utils_src_configure |
| } |
| |
| multilib_src_test() { |
| local clang_path=$(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 |
| |
| cmake-utils_src_make check-libcxxabi |
| } |
| |
| multilib_src_install_all() { |
| if [[ ${CATEGORY} == cross-* ]]; then |
| rm -r "${ED}/usr/share/doc" |
| fi |
| insinto "${PREFIX}"/include/libcxxabi |
| doins -r "${S}"/libcxxabi/include/. |
| } |