From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 42CDE1382C5 for ; Thu, 17 Jun 2021 09:05:29 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id C4AB7E086E; Thu, 17 Jun 2021 09:05:23 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 8CACAE086E for ; Thu, 17 Jun 2021 09:05:23 +0000 (UTC) Received: from oystercatcher.gentoo.org (oystercatcher.gentoo.org [148.251.78.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.gentoo.org (Postfix) with ESMTPS id 46F43340EB0 for ; Thu, 17 Jun 2021 09:05:22 +0000 (UTC) Received: from localhost.localdomain (localhost [IPv6:::1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id 6A52C7BA for ; Thu, 17 Jun 2021 09:05:19 +0000 (UTC) From: "Michał Górny" To: gentoo-commits@lists.gentoo.org Content-Transfer-Encoding: 8bit Content-type: text/plain; charset=UTF-8 Reply-To: gentoo-dev@lists.gentoo.org, "Michał Górny" Message-ID: <1623920712.f9cfc30fc541ee2eedbd23f9e9d6ef562f529c85.mgorny@gentoo> Subject: [gentoo-commits] repo/gentoo:master commit in: sys-libs/libcxx/ X-VCS-Repository: repo/gentoo X-VCS-Files: sys-libs/libcxx/Manifest sys-libs/libcxx/libcxx-12.0.1_rc2.ebuild X-VCS-Directories: sys-libs/libcxx/ X-VCS-Committer: mgorny X-VCS-Committer-Name: Michał Górny X-VCS-Revision: f9cfc30fc541ee2eedbd23f9e9d6ef562f529c85 X-VCS-Branch: master Date: Thu, 17 Jun 2021 09:05:19 +0000 (UTC) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-commits@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply X-Archives-Salt: d553edc2-69fd-4c88-b35d-112409fc0485 X-Archives-Hash: 81643f90752114ef76ba0e0a90d016fd commit: f9cfc30fc541ee2eedbd23f9e9d6ef562f529c85 Author: Michał Górny gentoo org> AuthorDate: Thu Jun 17 08:55:59 2021 +0000 Commit: Michał Górny gentoo org> CommitDate: Thu Jun 17 09:05:12 2021 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f9cfc30f sys-libs/libcxx: Bump to 12.0.1rc2 Signed-off-by: Michał Górny gentoo.org> sys-libs/libcxx/Manifest | 1 + sys-libs/libcxx/libcxx-12.0.1_rc2.ebuild | 211 +++++++++++++++++++++++++++++++ 2 files changed, 212 insertions(+) diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest index 1fd327bcd7b..3d502aefa02 100644 --- a/sys-libs/libcxx/Manifest +++ b/sys-libs/libcxx/Manifest @@ -6,3 +6,4 @@ DIST llvmorg-10.0.1.tar.gz 120880730 BLAKE2B 30f19f56c4d1f6abcda5fec76256219d1e3 DIST llvmorg-11.1.0.tar.gz 122776532 BLAKE2B ca842ff4afff8f44c82b5e7383962a9c45ca1c93b64fa4c6ebcd70a1d3849dbad2b8e4e24fba02d144c6266d7fab3607ebc6999b28c229cb35256cf40f26a985 SHA512 9a8ce022a935eed42fa71a224f2a207122aadcbef58ee855fdb4825f879e7d028e4dcff22c19b9d336db1c8bf63fb84372d44981acf84615f757e54306c92b81 DIST llvmorg-12.0.0.tar.gz 134226215 BLAKE2B f9c3ba8c58571855caa4f206fd285c9b5be66672fb0814cb8bc0964a051f57f5d35013aa1e27cbda502652b37df1ec23474129109e76a42066847860db441dbe SHA512 0cff02155c5ac0d6db2b72d60d9819d5b5dd859663b45f721b1c7540239c2fceb1f57d9173f6870c49de851c242ed8e85c5c6d6577a1f8092a7c5dcd12513b26 DIST llvmorg-12.0.1-rc1.tar.gz 134261735 BLAKE2B d29510495641c06e6d7a5ac165e6d34e0ba15d1a5b786534e186e341e3a0550cdd3d8a2b61deb3e2bf44c0b0ff8561224bf7f8cebc2ce9415639cb67ceae289e SHA512 4595a26df56eed7d5941240fe92116ad2f1c61639f0f464697c2c530a601347032fbad6802d1fa915ced8574c7b30ef05bc8c0be737784c844d3860892817e6e +DIST llvmorg-12.0.1-rc2.tar.gz 134274147 BLAKE2B 2d3f6ce8d5239cf2e5ea52f4b9020d6a8fedb8d6a4df02ca0d8e4398237f4eb967865e1e65570d16cd191865281b9619a63905c1e1c47b31183b881e97e49867 SHA512 cdebb954016dc92251cd9c6281804f7a36e7bc8c6f101a6817d96cc121aba4d361fb99501c259409a29c90d7749b224be670c41177fe43fa64b730ff294831b8 diff --git a/sys-libs/libcxx/libcxx-12.0.1_rc2.ebuild b/sys-libs/libcxx/libcxx-12.0.1_rc2.ebuild new file mode 100644 index 00000000000..1f529867fb7 --- /dev/null +++ b/sys-libs/libcxx/libcxx-12.0.1_rc2.ebuild @@ -0,0 +1,211 @@ +# Copyright 1999-2021 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +EAPI=7 + +CMAKE_ECLASS=cmake +PYTHON_COMPAT=( python3_{7..9} ) +inherit cmake-multilib llvm llvm.org python-any-r1 toolchain-funcs + +DESCRIPTION="New implementation of the C++ standard library, targeting C++11" +HOMEPAGE="https://libcxx.llvm.org/" + +LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )" +SLOT="0" +KEYWORDS="" +IUSE="elibc_glibc elibc_musl +libcxxabi +libunwind static-libs test" +REQUIRED_USE="libunwind? ( libcxxabi )" +RESTRICT="!test? ( test )" + +RDEPEND=" + libcxxabi? ( ~sys-libs/libcxxabi-${PV}[libunwind=,static-libs?,${MULTILIB_USEDEP}] ) + !libcxxabi? ( >=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? ( + >=dev-util/cmake-3.16 + >=sys-devel/clang-3.9.0 + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') + )" + +DOCS=( CREDITS.TXT ) + +LLVM_COMPONENTS=( libcxx{,abi} llvm/{cmake/modules,utils/llvm-lit} ) +LLVM_PATCHSET=9999-1 +llvm.org_set_globals + +python_check_deps() { + 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_pkg_setup + fi + use test && python-any-r1_pkg_setup + + if ! use libcxxabi && ! 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 +} + +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="${EPREFIX}/usr/include/libcxxabi" + else + local gcc_inc="${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 want_compiler_rt=OFF + 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 [[ ${compiler_rt} == *libclang_rt* ]]; then + want_gcc_s=OFF + want_compiler_rt=ON + extra_libs+=( "${compiler_rt}" ) + fi + fi + elif [[ ${CHOST} == *-darwin* ]] && tc-is-clang; then + # clang-based darwin prefix disables libunwind useflag during + # bootstrap, because libunwind is not in the prefix yet. + # override the default, though, because clang based libcxx + # should never use gcc_s on Darwin. + want_gcc_s=OFF + # compiler_rt is not available in EPREFIX during bootstrap, + # so we cannot link to it yet anyway, so keep the defaults + # of want_compiler_rt=OFF and extra_libs=() + fi + + # bootstrap: cmake is unhappy if compiler can't link to stdlib + local nolib_flags=( -nodefaultlibs -lc ) + if ! test_compiler; then + if test_compiler "${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=$(usex test) + -DLIBCXX_USE_COMPILER_RT=${want_compiler_rt} + -DCMAKE_SHARED_LINKER_FLAGS="${extra_libs[*]} ${LDFLAGS}" + ) + + if use test; then + local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null) + [[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests" + + mycmakeargs+=( + -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit" + -DLLVM_LIT_ARGS="$(get_lit_flags);--param=cxx_under_test=${clang_path}" + -DPython3_EXECUTABLE="${PYTHON}" + ) + fi + cmake_src_configure +} + +multilib_src_test() { + local -x LIT_PRESERVES_TMP=1 + cmake_build check-cxx +} + +# Usage: deps +gen_ldscript() { + local output_format + output_format=$($(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=$(usex libcxxabi "libc++abi.a" "libsupc++.a") + + # Move it first. + mv "${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" "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_src_install + if [[ ${CHOST} != *-darwin* ]] ; then + gen_shared_ldscript + use static-libs && gen_static_ldscript + fi +} + +pkg_postinst() { + elog "This package (${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." +}