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author | Michał Górny <mgorny@gentoo.org> | 2019-09-20 11:33:37 +0200 |
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committer | Michał Górny <mgorny@gentoo.org> | 2019-09-21 00:12:02 +0200 |
commit | c3c68acebfd1ebe4b216bc89e86c8ebd80f8a22f (patch) | |
tree | b76c2f76e1bdebb70ffb74de2900f77a5dd61b5a /sys-libs | |
parent | sys-libs/libcxxabi: Bump to 9.0.0 (diff) | |
download | gentoo-c3c68acebfd1ebe4b216bc89e86c8ebd80f8a22f.tar.gz gentoo-c3c68acebfd1ebe4b216bc89e86c8ebd80f8a22f.tar.bz2 gentoo-c3c68acebfd1ebe4b216bc89e86c8ebd80f8a22f.zip |
sys-libs/libcxx: Bump to 9.0.0
Signed-off-by: Michał Górny <mgorny@gentoo.org>
Diffstat (limited to 'sys-libs')
-rw-r--r-- | sys-libs/libcxx/Manifest | 1 | ||||
-rw-r--r-- | sys-libs/libcxx/libcxx-9.0.0.ebuild | 217 |
2 files changed, 218 insertions, 0 deletions
diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest index 7e8a64bd013d..32934db63b05 100644 --- a/sys-libs/libcxx/Manifest +++ b/sys-libs/libcxx/Manifest @@ -2,3 +2,4 @@ DIST libcxx-6.0.1.src.tar.xz 1552328 BLAKE2B 65a6addd04e530c2a72e8cba207282b9e9f DIST libcxx-7.1.0.src.tar.xz 1638448 BLAKE2B eca192e03f839f4323e3c37beba2e6daaf935d4e784e0bc835a4d2c3ce0790f5539bdca0466feafd668d7c6675b11b7fe14d9adb680c46fd7b28b42a3b423219 SHA512 925ce5093445f84dc17d5b1610e4297ef3606b254b7350c50f88ba042fcca62125ffd97d21cb612707d5e9511267634ca1779619199f95ce819e5f5c0c2b55d5 DIST libcxx-8.0.0.src.tar.xz 1752308 BLAKE2B 1e8cd8c7100f5f8b943ba8f38b0b59a0fd5e5bea834953483a67502f67de3eb51eba4ed4be17cdb54406da4ad7ebc6fef33934c59db982afa55856ce9f1f46ff SHA512 2e0fcd3e78f7e15ea894e52c51351daef8e3a2aaf53b3df7497b11403d28f5269ff49a4674bacea1d565a5faa2b24502caaaeff9cd48518f0d141563d8f9cc03 DIST libcxx-8.0.1.src.tar.xz 1739524 BLAKE2B 6e641cb6bda0de12c8408d3ab33f627389ac014aa65b3391c870aa96ffd347784e6b70b953bd1ee8eba56554e0f78a723ab77b9dba5f85e6219e2b95ca50c160 SHA512 75749d08b2b343c6f5f9aefb04be63e42f6d12efc51101d3647ed6f70c7a6d050afb3ab2f3636eae78cb523f5844de67b960a7a3145ed89ab0c7015deb14921e +DIST libcxx-9.0.0.src.tar.xz 1814388 BLAKE2B 59b8967706d1f85b1c0d2b9932bd637aae7118ae461e2b31e1d17c9a2ee2e02ea0ea8b344074a9fc4b430b5c742b8ad30c10a0c44e5290528fdecd7571352879 SHA512 cbaca724c4f3e3a270dfd53aac50cbb920190fe55486b164d52e73845819dd22afb10c23f5875da59d433fd5b96a0f153208746117309ac1267a38fa56f4818e diff --git a/sys-libs/libcxx/libcxx-9.0.0.ebuild b/sys-libs/libcxx/libcxx-9.0.0.ebuild new file mode 100644 index 000000000000..c259d0f32e07 --- /dev/null +++ b/sys-libs/libcxx/libcxx-9.0.0.ebuild @@ -0,0 +1,217 @@ +# Copyright 1999-2019 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +# Ninja provides better scalability and cleaner verbose output, and is used +# throughout all LLVM projects. +: ${CMAKE_MAKEFILE_GENERATOR:=ninja} +# (needed due to CMAKE_BUILD_TYPE != Gentoo) +CMAKE_MIN_VERSION=3.7.0-r1 +PYTHON_COMPAT=( python{2_7,3_{5,6,7}} ) + +inherit cmake-multilib llvm multiprocessing python-any-r1 \ + toolchain-funcs + +MY_P=${P}.src +DESCRIPTION="New implementation of the C++ standard library, targeting C++11" +HOMEPAGE="https://libcxx.llvm.org/" +SRC_URI="https://releases.llvm.org/${PV}/${MY_P}.tar.xz" + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="0" +KEYWORDS="~amd64 ~arm ~arm64 ~x86 ~amd64-fbsd" +IUSE="elibc_glibc elibc_musl +libcxxabi libcxxrt +libunwind +static-libs test" +REQUIRED_USE="libunwind? ( || ( libcxxabi libcxxrt ) ) + ?? ( libcxxabi libcxxrt )" +RESTRICT="!test? ( test )" + +RDEPEND=" + libcxxabi? ( ~sys-libs/libcxxabi-${PV}[libunwind=,static-libs?,${MULTILIB_USEDEP}] ) + libcxxrt? ( sys-libs/libcxxrt[libunwind=,static-libs?,${MULTILIB_USEDEP}] ) + !libcxxabi? ( !libcxxrt? ( >=sys-devel/gcc-4.7:=[cxx] ) )" +# llvm-6 for new lit options +# clang-3.9.0 installs necessary target symlinks unconditionally +# which removes the need for MULTILIB_USEDEP +DEPEND="${RDEPEND} + >=sys-devel/llvm-6" +BDEPEND=" + test? ( >=sys-devel/clang-3.9.0 + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') )" + +S=${WORKDIR}/${MY_P} + +DOCS=( CREDITS.TXT ) + +PATCHES=( + # Add link flag "-Wl,-z,defs" to avoid underlinking; this is needed in a + # out-of-tree build. + "${FILESDIR}/${PN}-3.9-cmake-link-flags.patch" +) + +# 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 + + if ! use libcxxabi && ! use libcxxrt && ! tc-is-gcc ; then + eerror "To build ${PN} against libsupc++, you have to use gcc. Other" + eerror "compilers are not supported. Please set CC=gcc and CXX=g++" + eerror "and try again." + die + fi + if tc-is-gcc && [[ $(gcc-version) < 4.7 ]] ; then + eerror "${PN} needs to be built with gcc-4.7 or later (or other" + eerror "conformant compilers). Please use gcc-config to switch to" + eerror "gcc-4.7 or later version." + die + fi +} + +test_compiler() { + $(tc-getCXX) ${CXXFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c++ - \ + <<<'int main() { return 0; }' &>/dev/null +} + +src_configure() { + # note: we need to do this before multilib kicks in since it will + # alter the CHOST + local cxxabi cxxabi_incs + if use libcxxabi; then + cxxabi=libcxxabi + cxxabi_incs="${EPREFIX}/usr/include/libcxxabi" + elif use libcxxrt; then + cxxabi=libcxxrt + cxxabi_incs="${EPREFIX}/usr/include/libcxxrt" + else + local gcc_inc="${EPREFIX}/usr/lib/gcc/${CHOST}/$(gcc-fullversion)/include/g++-v$(gcc-major-version)" + cxxabi=libsupc++ + cxxabi_incs="${gcc_inc};${gcc_inc}/${CHOST}" + fi + + multilib-minimal_src_configure +} + +multilib_src_configure() { + # we want -lgcc_s for unwinder, and for compiler runtime when using + # gcc, clang with gcc runtime (or any unknown compiler) + local extra_libs=() want_gcc_s=ON + if use libunwind; then + # work-around missing -lunwind upstream + extra_libs+=( -lunwind ) + # if we're using libunwind and clang with compiler-rt, we want + # to link to compiler-rt instead of -lgcc_s + if tc-is-clang; then + local compiler_rt=$($(tc-getCC) ${CFLAGS} ${CPPFLAGS} \ + ${LDFLAGS} -print-libgcc-file-name) + if [[ ${compiler_rt} == *libclang_rt* ]]; then + want_gcc_s=OFF + extra_libs+=( "${compiler_rt}" ) + fi + fi + fi + + # bootstrap: cmake is unhappy if compiler can't link to stdlib + local nolib_flags=( -nodefaultlibs -lc ) + if ! test_compiler; then + if test_compiler "${nolib_flags[@]}"; then + local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}" + ewarn "${CXX} seems to lack runtime, trying with ${nolib_flags[*]}" + fi + fi + + local libdir=$(get_libdir) + local mycmakeargs=( + -DLIBCXX_LIBDIR_SUFFIX=${libdir#lib} + -DLIBCXX_ENABLE_SHARED=ON + -DLIBCXX_ENABLE_STATIC=$(usex static-libs) + -DLIBCXX_CXX_ABI=${cxxabi} + -DLIBCXX_CXX_ABI_INCLUDE_PATHS=${cxxabi_incs} + # we're using our own mechanism for generating linker scripts + -DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF + -DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl) + -DLIBCXX_HAS_GCC_S_LIB=${want_gcc_s} + -DLIBCXX_INCLUDE_TESTS=$(usex test) + -DCMAKE_SHARED_LINKER_FLAGS="${extra_libs[*]} ${LDFLAGS}" + ) + + if use test; then + local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null) + local jobs=${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")} + + [[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests" + + mycmakeargs+=( + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + -DLLVM_LIT_ARGS="-vv;-j;${jobs};--param=cxx_under_test=${clang_path}" + ) + fi + cmake-utils_src_configure +} + +multilib_src_test() { + local -x LIT_PRESERVES_TMP=1 + cmake-utils_src_make check-libcxx +} + +# Usage: deps +gen_ldscript() { + local output_format + output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p') + [[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )" + + cat <<-END_LDSCRIPT +/* GNU ld script + Include missing dependencies +*/ +${output_format} +GROUP ( $@ ) +END_LDSCRIPT +} + +gen_static_ldscript() { + local libdir=$(get_libdir) + local cxxabi_lib=$(usex libcxxabi "libc++abi.a" "$(usex libcxxrt "libcxxrt.a" "libsupc++.a")") + + # Move it first. + mv "${ED}/usr/${libdir}/libc++.a" "${ED}/usr/${libdir}/libc++_static.a" || die + # Generate libc++.a ldscript for inclusion of its dependencies so that + # clang++ -stdlib=libc++ -static works out of the box. + local deps="libc++_static.a ${cxxabi_lib} $(usex libunwind libunwind.a libgcc_eh.a)" + # On Linux/glibc it does not link without libpthread or libdl. It is + # fine on FreeBSD. + use elibc_glibc && deps+=" libpthread.a libdl.a" + + gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.a" || die +} + +gen_shared_ldscript() { + local libdir=$(get_libdir) + # libsupc++ doesn't have a shared version + local cxxabi_lib=$(usex libcxxabi "libc++abi.so" "$(usex libcxxrt "libcxxrt.so" "libsupc++.a")") + + mv "${ED}/usr/${libdir}/libc++.so" "${ED}/usr/${libdir}/libc++_shared.so" || die + local deps="libc++_shared.so ${cxxabi_lib} $(usex libunwind libunwind.so libgcc_s.so)" + + gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.so" || die +} + +multilib_src_install() { + cmake-utils_src_install + gen_shared_ldscript + use static-libs && gen_static_ldscript +} + +pkg_postinst() { + elog "This package (${PN}) is mainly intended as a replacement for the C++" + elog "standard library when using clang." + elog "To use it, instead of libstdc++, use:" + elog " clang++ -stdlib=libc++" + elog "to compile your C++ programs." +} |