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author | Michał Górny <mgorny@gentoo.org> | 2017-09-08 11:20:27 +0200 |
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committer | Michał Górny <mgorny@gentoo.org> | 2017-09-08 19:30:41 +0200 |
commit | 6b27711ee5e7a544f51902811e9afb05908d0f20 (patch) | |
tree | 456b094959f88ad110acd0d1aa1ff3018ea563d0 /sys-libs | |
parent | 64112ca3b60a0d14b35c67548cd3352541f97cce (diff) | |
download | gentoo-6b27711ee5e7a544f51902811e9afb05908d0f20.tar.gz gentoo-6b27711ee5e7a544f51902811e9afb05908d0f20.tar.xz |
sys-libs/libcxx: Bump to 5.0.0
Diffstat (limited to 'sys-libs')
-rw-r--r-- | sys-libs/libcxx/Manifest | 1 | ||||
-rw-r--r-- | sys-libs/libcxx/libcxx-5.0.0.ebuild | 199 |
2 files changed, 200 insertions, 0 deletions
diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest index 36f26730bf4..08a9273d67b 100644 --- a/sys-libs/libcxx/Manifest +++ b/sys-libs/libcxx/Manifest @@ -3,3 +3,4 @@ DIST libcxx-3.8.1.src.tar.xz 1074164 SHA256 77d7f3784c88096d785bd705fa1bab7031ce DIST libcxx-3.9.0.src.tar.xz 1198308 SHA256 d0b38d51365c6322f5666a2a8105785f2e114430858de4c25a86b49f227f5b06 SHA512 55d5c4adff378ee02b0b99d732bc9f326910f9e49ab8c320a588eccdd0362fe009bc9a6a4337d29faf6338420c91b10d0d7d67f66128268f01258d30502c4f4a WHIRLPOOL 3ee3519acfe95287a862a6c44e30ed52ced1204332913007797da4e4da40dfdc5991ae120f5686827cc208b559936da5bc5485dab75617bdd5cbbd9e95a6032a DIST libcxx-3.9.1.src.tar.xz 1209020 SHA256 25e615e428f60e651ed09ffd79e563864e3f4bc69a9e93ee41505c419d1a7461 SHA512 a5976e4096624a7307b3e43f4a22ac2dc74572226e0f57af9f3ef537a14c3cff1601b7042aef9dc40a0ee53ca76b08d72eb9c253dcf34f115d3153c302db7070 WHIRLPOOL cad439979570192b195338d752a24fb0ad8704c0c8efed3b6d7724437763eab7bc3b8baaf2f0e6fff55c6d9be211dff6f7baf18dec55e3a29ad3b8a423cefb1e DIST libcxx-4.0.1.src.tar.xz 1446380 SHA256 520a1171f272c9ff82f324d5d89accadcec9bc9f3c78de11f5575cdb99accc4c SHA512 91f3f397be606989be99865d0b279557f9afb93f7a74ed10c3a74f4440e38b5694ddf452bbf2f487cacd4391606dd5c7edfe5130f2de19e2acfd6cce619d028a WHIRLPOOL fe7c71e8dc2d17d14e94896837229c5ed872e7c04aea79a207e8fa98aa4539a7445e402b848d0c0d009f154f00d970159ad009d16bfdb9ae012ce5c7c6d9ba51 +DIST libcxx-5.0.0.src.tar.xz 1518940 SHA256 eae5981e9a21ef0decfcac80a1af584ddb064a32805f95a57c7c83a5eb28c9b1 SHA512 210749f6585d8fd39fc63a32dd85d68de4aa480c91915cbf419b9e8a3b300fa4624f03200ed963cecc8ab233777c36e8c522fa0762a2aa068bc65e6f48118328 WHIRLPOOL c791f6718e1c2a97fae26741284d861fc869721fca11b4ab4d3e9b4052ce17fca1fd99f945f406fdcdbfde43622cb7afe351e0268d773f6b42d1da2f5dc0f1f5 diff --git a/sys-libs/libcxx/libcxx-5.0.0.ebuild b/sys-libs/libcxx/libcxx-5.0.0.ebuild new file mode 100644 index 00000000000..43a14f9abb6 --- /dev/null +++ b/sys-libs/libcxx/libcxx-5.0.0.ebuild @@ -0,0 +1,199 @@ +# Copyright 1999-2017 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. +: ${CMAKE_MAKEFILE_GENERATOR:=ninja} +# (needed due to CMAKE_BUILD_TYPE != Gentoo) +CMAKE_MIN_VERSION=3.7.0-r1 +PYTHON_COMPAT=( python2_7 ) + +inherit cmake-multilib llvm python-any-r1 toolchain-funcs + +DESCRIPTION="New implementation of the C++ standard library, targeting C++11" +HOMEPAGE="https://libcxx.llvm.org/" +SRC_URI="https://releases.llvm.org/${PV/_//}/${P/_/}.src.tar.xz" + +LICENSE="|| ( UoI-NCSA MIT )" +SLOT="0" +KEYWORDS="~amd64 ~arm64 ~x86" +IUSE="elibc_glibc elibc_musl +libcxxabi libcxxrt +libunwind +static-libs test" +REQUIRED_USE="libunwind? ( || ( libcxxabi libcxxrt ) ) + ?? ( libcxxabi libcxxrt )" + +RDEPEND=" + libcxxabi? ( ~sys-libs/libcxxabi-${PV}[libunwind=,static-libs?,${MULTILIB_USEDEP}] ) + libcxxrt? ( sys-libs/libcxxrt[libunwind=,static-libs?,${MULTILIB_USEDEP}] ) + !libcxxabi? ( !libcxxrt? ( >=sys-devel/gcc-4.7:=[cxx] ) )" +# LLVM 4 required for llvm-config --cmakedir +# 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-4" + +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 +} + +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 + + 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[*]} ${LDFLAGS}" + ) + + if use test; then + mycmakeargs+=( + # this can be any directory, it just needs to exist... + # FIXME: remove this once https://reviews.llvm.org/D25093 is merged + -DLLVM_MAIN_SRC_DIR="${T}" + -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-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." +} |