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 4303A138334 for ; Wed, 27 Jun 2018 08:44:58 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 68107E0ADE; Wed, 27 Jun 2018 08:44:51 +0000 (UTC) Received: from smtp.gentoo.org (dev.gentoo.org [IPv6:2001:470:ea4a:1:5054:ff:fec7:86e4]) (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 D62F4E0AD6 for ; Wed, 27 Jun 2018 08:44:50 +0000 (UTC) Received: from oystercatcher.gentoo.org (unknown [IPv6:2a01:4f8:202:4333:225:90ff:fed9:fc84]) (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 92FE9335CBA for ; Wed, 27 Jun 2018 08:44:48 +0000 (UTC) Received: from localhost.localdomain (localhost [IPv6:::1]) by oystercatcher.gentoo.org (Postfix) with ESMTP id 718F2356 for ; Wed, 27 Jun 2018 08:44:45 +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: <1530089078.95d5548afacb9127a8a71186c14a4f83b5d3ea63.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-6.0.1.ebuild X-VCS-Directories: sys-libs/libcxx/ X-VCS-Committer: mgorny X-VCS-Committer-Name: Michał Górny X-VCS-Revision: 95d5548afacb9127a8a71186c14a4f83b5d3ea63 X-VCS-Branch: master Date: Wed, 27 Jun 2018 08:44:45 +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-Archives-Salt: 4215c80e-d4be-4ab2-bd84-847ea304abdb X-Archives-Hash: 5ac6e1772ae68772857aea4c79f16d2a commit: 95d5548afacb9127a8a71186c14a4f83b5d3ea63 Author: Michał Górny gentoo org> AuthorDate: Tue Jun 26 21:22:28 2018 +0000 Commit: Michał Górny gentoo org> CommitDate: Wed Jun 27 08:44:38 2018 +0000 URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=95d5548a sys-libs/libcxx: Bump to 6.0.1 sys-libs/libcxx/Manifest | 1 + sys-libs/libcxx/libcxx-6.0.1.ebuild | 213 ++++++++++++++++++++++++++++++++++++ 2 files changed, 214 insertions(+) diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest index 04b47af3ad5..60e30742201 100644 --- a/sys-libs/libcxx/Manifest +++ b/sys-libs/libcxx/Manifest @@ -4,3 +4,4 @@ DIST libcxx-4.0.1.src.tar.xz 1446380 BLAKE2B cd871eff4c4ca25a1fe4d27f778e913fe53 DIST libcxx-5.0.1.src.tar.xz 1527852 BLAKE2B 9454fbca8228ee456feb79b65a63ce5daa27bf2e47e457d79592f4974dceeace19fe6cdeee51cc51f94e9072d7ce3c03e5acb617507670153647b9c435feadbd SHA512 994681d3c79047fc2d618c5584b08e9b5c925dab48f8812fc0adc81a575b49a637e9481bb9a0f7ae6f7f352b2b33f40056c347c27123cd6c96c6c226febd002c DIST libcxx-5.0.2.src.tar.xz 1530908 BLAKE2B e0c47d6803668267a71c75df873a136a2c3bec3732a08c365107b286f6dfef883edb81f9f4d22a0f312228865528bf1f15450c41803f8d3a8c8081fe12b62c25 SHA512 c77e0ea6bb3dc03270312de4a24fdd0d027448b2e182af31489031fd52f0997377c9049769930b80b2ba0062fe21317d8ae823c5e80e12128f8ae8e6f171be22 DIST libcxx-6.0.0.src.tar.xz 1549328 BLAKE2B 93adb339b0e849fca1850d379c8e74b407b0db8220f3a05f888db70d83ad07c3200dbd2a7827f92c60a2ba91d3395e4d1b4434ba70479c29a95aceda6c213e02 SHA512 3d93910f85a778f36c5f7a4429639008acba5713a2c8ac79a9de09463af6f9a388af45d39af23423a7223660701697ba067f3391f25d5a970973691dd88635e3 +DIST libcxx-6.0.1.src.tar.xz 1552328 BLAKE2B 65a6addd04e530c2a72e8cba207282b9e9fafc01a594d7b11f63d10b6f88eca67a3cdf90b8055e410ede358d9be1f63fbe427f308e1337833447c0260d96e1c8 SHA512 c04f628b0924d76f035f615b59d19ce42dfc19c9a8eea4fe2b22a95cfe5a037ebdb30943fd741443939df5b4cf692bc1e51c840fefefbd134e3afbe2a75fe875 diff --git a/sys-libs/libcxx/libcxx-6.0.1.ebuild b/sys-libs/libcxx/libcxx-6.0.1.ebuild new file mode 100644 index 00000000000..5301d5f1fe6 --- /dev/null +++ b/sys-libs/libcxx/libcxx-6.0.1.ebuild @@ -0,0 +1,213 @@ +# Copyright 1999-2018 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +EAPI=6 + +# Ninja provides better scalability and cleaner verbose output, and is used +# throughout all LLVM projects. +: ${CMAKE_MAKEFILE_GENERATOR:=ninja} +# (needed due to CMAKE_BUILD_TYPE != Gentoo) +CMAKE_MIN_VERSION=3.7.0-r1 +PYTHON_COMPAT=( python2_7 ) + +inherit cmake-multilib llvm multiprocessing python-any-r1 \ + toolchain-funcs + +DESCRIPTION="New implementation of the C++ standard library, targeting C++11" +HOMEPAGE="https://libcxx.llvm.org/" +SRC_URI="https://releases.llvm.org/${PV/_//}/${P/_/}.src.tar.xz" + +LICENSE="|| ( UoI-NCSA MIT )" +SLOT="0" +KEYWORDS="~amd64 ~arm64 ~x86 ~amd64-fbsd" +IUSE="elibc_glibc elibc_musl +libcxxabi libcxxrt +libunwind +static-libs test" +REQUIRED_USE="libunwind? ( || ( libcxxabi libcxxrt ) ) + ?? ( libcxxabi libcxxrt )" +RESTRICT="!test? ( test )" + +RDEPEND=" + libcxxabi? ( ~sys-libs/libcxxabi-${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} + test? ( >=sys-devel/clang-3.9.0 + $(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') ) + app-arch/xz-utils + >=sys-devel/llvm-6" + +S=${WORKDIR}/${P/_/}.src + +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 +} + +multilib_src_configure() { + 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 + + # 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 + # get the full library list out of 'pretend mode' + # and grep it for libclang_rt references + local args=( $($(tc-getCC) -### -x c - 2>&1 | tail -n 1) ) + local i + for i in "${args[@]}"; do + if [[ ${i} == *libclang_rt* ]]; then + want_gcc_s=OFF + extra_libs+=( "${i}" ) + fi + done + 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() { + 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." +}