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sys-libs/libcxx: Bump to 12.0.1rc2
Signed-off-by: Michał Górny <mgorny@gentoo.org>
This commit is contained in:
Michał Górny
@@ -6,3 +6,4 @@ DIST llvmorg-10.0.1.tar.gz 120880730 BLAKE2B 30f19f56c4d1f6abcda5fec76256219d1e3
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DIST llvmorg-11.1.0.tar.gz 122776532 BLAKE2B ca842ff4afff8f44c82b5e7383962a9c45ca1c93b64fa4c6ebcd70a1d3849dbad2b8e4e24fba02d144c6266d7fab3607ebc6999b28c229cb35256cf40f26a985 SHA512 9a8ce022a935eed42fa71a224f2a207122aadcbef58ee855fdb4825f879e7d028e4dcff22c19b9d336db1c8bf63fb84372d44981acf84615f757e54306c92b81
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DIST llvmorg-12.0.0.tar.gz 134226215 BLAKE2B f9c3ba8c58571855caa4f206fd285c9b5be66672fb0814cb8bc0964a051f57f5d35013aa1e27cbda502652b37df1ec23474129109e76a42066847860db441dbe SHA512 0cff02155c5ac0d6db2b72d60d9819d5b5dd859663b45f721b1c7540239c2fceb1f57d9173f6870c49de851c242ed8e85c5c6d6577a1f8092a7c5dcd12513b26
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DIST llvmorg-12.0.1-rc1.tar.gz 134261735 BLAKE2B d29510495641c06e6d7a5ac165e6d34e0ba15d1a5b786534e186e341e3a0550cdd3d8a2b61deb3e2bf44c0b0ff8561224bf7f8cebc2ce9415639cb67ceae289e SHA512 4595a26df56eed7d5941240fe92116ad2f1c61639f0f464697c2c530a601347032fbad6802d1fa915ced8574c7b30ef05bc8c0be737784c844d3860892817e6e
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DIST llvmorg-12.0.1-rc2.tar.gz 134274147 BLAKE2B 2d3f6ce8d5239cf2e5ea52f4b9020d6a8fedb8d6a4df02ca0d8e4398237f4eb967865e1e65570d16cd191865281b9619a63905c1e1c47b31183b881e97e49867 SHA512 cdebb954016dc92251cd9c6281804f7a36e7bc8c6f101a6817d96cc121aba4d361fb99501c259409a29c90d7749b224be670c41177fe43fa64b730ff294831b8
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211
sys-libs/libcxx/libcxx-12.0.1_rc2.ebuild
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211
sys-libs/libcxx/libcxx-12.0.1_rc2.ebuild
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@@ -0,0 +1,211 @@
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# Copyright 1999-2021 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=7
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CMAKE_ECLASS=cmake
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PYTHON_COMPAT=( python3_{7..9} )
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inherit cmake-multilib llvm llvm.org python-any-r1 toolchain-funcs
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DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
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HOMEPAGE="https://libcxx.llvm.org/"
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LICENSE="Apache-2.0-with-LLVM-exceptions || ( UoI-NCSA MIT )"
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SLOT="0"
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KEYWORDS=""
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IUSE="elibc_glibc elibc_musl +libcxxabi +libunwind static-libs test"
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REQUIRED_USE="libunwind? ( libcxxabi )"
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RESTRICT="!test? ( test )"
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RDEPEND="
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libcxxabi? ( ~sys-libs/libcxxabi-${PV}[libunwind=,static-libs?,${MULTILIB_USEDEP}] )
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!libcxxabi? ( >=sys-devel/gcc-4.7:=[cxx] )"
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# llvm-6 for new lit options
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# clang-3.9.0 installs necessary target symlinks unconditionally
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# which removes the need for MULTILIB_USEDEP
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DEPEND="${RDEPEND}
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>=sys-devel/llvm-6"
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BDEPEND="
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test? (
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>=dev-util/cmake-3.16
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>=sys-devel/clang-3.9.0
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$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
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)"
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DOCS=( CREDITS.TXT )
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LLVM_COMPONENTS=( libcxx{,abi} llvm/{cmake/modules,utils/llvm-lit} )
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LLVM_PATCHSET=9999-1
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llvm.org_set_globals
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python_check_deps() {
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has_version "dev-python/lit[${PYTHON_USEDEP}]"
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}
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pkg_setup() {
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# Darwin Prefix builds do not have llvm installed yet, so rely on
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# bootstrap-prefix to set the appropriate path vars to LLVM instead
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# of using llvm_pkg_setup.
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if [[ ${CHOST} != *-darwin* ]] || has_version dev-lang/llvm; then
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llvm_pkg_setup
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fi
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use test && python-any-r1_pkg_setup
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if ! use libcxxabi && ! tc-is-gcc ; then
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eerror "To build ${PN} against libsupc++, you have to use gcc. Other"
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eerror "compilers are not supported. Please set CC=gcc and CXX=g++"
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eerror "and try again."
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die
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fi
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}
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test_compiler() {
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$(tc-getCXX) ${CXXFLAGS} ${LDFLAGS} "${@}" -o /dev/null -x c++ - \
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<<<'int main() { return 0; }' &>/dev/null
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}
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src_configure() {
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# note: we need to do this before multilib kicks in since it will
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# alter the CHOST
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local cxxabi cxxabi_incs
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if use libcxxabi; then
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cxxabi=libcxxabi
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cxxabi_incs="${EPREFIX}/usr/include/libcxxabi"
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else
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local gcc_inc="${EPREFIX}/usr/lib/gcc/${CHOST}/$(gcc-fullversion)/include/g++-v$(gcc-major-version)"
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cxxabi=libsupc++
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cxxabi_incs="${gcc_inc};${gcc_inc}/${CHOST}"
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fi
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multilib-minimal_src_configure
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}
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multilib_src_configure() {
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# we want -lgcc_s for unwinder, and for compiler runtime when using
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# gcc, clang with gcc runtime (or any unknown compiler)
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local extra_libs=() want_gcc_s=ON want_compiler_rt=OFF
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if use libunwind; then
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# work-around missing -lunwind upstream
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extra_libs+=( -lunwind )
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# if we're using libunwind and clang with compiler-rt, we want
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# to link to compiler-rt instead of -lgcc_s
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if tc-is-clang; then
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local compiler_rt=$($(tc-getCC) ${CFLAGS} ${CPPFLAGS} \
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${LDFLAGS} -print-libgcc-file-name)
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if [[ ${compiler_rt} == *libclang_rt* ]]; then
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want_gcc_s=OFF
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want_compiler_rt=ON
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extra_libs+=( "${compiler_rt}" )
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fi
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fi
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elif [[ ${CHOST} == *-darwin* ]] && tc-is-clang; then
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# clang-based darwin prefix disables libunwind useflag during
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# bootstrap, because libunwind is not in the prefix yet.
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# override the default, though, because clang based libcxx
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# should never use gcc_s on Darwin.
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want_gcc_s=OFF
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# compiler_rt is not available in EPREFIX during bootstrap,
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# so we cannot link to it yet anyway, so keep the defaults
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# of want_compiler_rt=OFF and extra_libs=()
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fi
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# bootstrap: cmake is unhappy if compiler can't link to stdlib
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local nolib_flags=( -nodefaultlibs -lc )
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if ! test_compiler; then
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if test_compiler "${nolib_flags[@]}"; then
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local -x LDFLAGS="${LDFLAGS} ${nolib_flags[*]}"
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ewarn "${CXX} seems to lack runtime, trying with ${nolib_flags[*]}"
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fi
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fi
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local libdir=$(get_libdir)
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local mycmakeargs=(
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-DLIBCXX_LIBDIR_SUFFIX=${libdir#lib}
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-DLIBCXX_ENABLE_SHARED=ON
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-DLIBCXX_ENABLE_STATIC=$(usex static-libs)
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-DLIBCXX_CXX_ABI=${cxxabi}
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-DLIBCXX_CXX_ABI_INCLUDE_PATHS=${cxxabi_incs}
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# we're using our own mechanism for generating linker scripts
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-DLIBCXX_ENABLE_ABI_LINKER_SCRIPT=OFF
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-DLIBCXX_HAS_MUSL_LIBC=$(usex elibc_musl)
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-DLIBCXX_HAS_GCC_S_LIB=${want_gcc_s}
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-DLIBCXX_INCLUDE_TESTS=$(usex test)
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-DLIBCXX_USE_COMPILER_RT=${want_compiler_rt}
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-DCMAKE_SHARED_LINKER_FLAGS="${extra_libs[*]} ${LDFLAGS}"
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)
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if use test; then
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local clang_path=$(type -P "${CHOST:+${CHOST}-}clang" 2>/dev/null)
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[[ -n ${clang_path} ]] || die "Unable to find ${CHOST}-clang for tests"
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mycmakeargs+=(
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-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
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-DLLVM_LIT_ARGS="$(get_lit_flags);--param=cxx_under_test=${clang_path}"
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-DPython3_EXECUTABLE="${PYTHON}"
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)
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fi
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cmake_src_configure
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}
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multilib_src_test() {
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local -x LIT_PRESERVES_TMP=1
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cmake_build check-cxx
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}
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# Usage: deps
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gen_ldscript() {
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local output_format
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output_format=$($(tc-getCC) ${CFLAGS} ${LDFLAGS} -Wl,--verbose 2>&1 | sed -n 's/^OUTPUT_FORMAT("\([^"]*\)",.*/\1/p')
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[[ -n ${output_format} ]] && output_format="OUTPUT_FORMAT ( ${output_format} )"
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cat <<-END_LDSCRIPT
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/* GNU ld script
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Include missing dependencies
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*/
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${output_format}
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GROUP ( $@ )
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END_LDSCRIPT
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}
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gen_static_ldscript() {
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local libdir=$(get_libdir)
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local cxxabi_lib=$(usex libcxxabi "libc++abi.a" "libsupc++.a")
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# Move it first.
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mv "${ED}/usr/${libdir}/libc++.a" "${ED}/usr/${libdir}/libc++_static.a" || die
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# Generate libc++.a ldscript for inclusion of its dependencies so that
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# clang++ -stdlib=libc++ -static works out of the box.
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local deps="libc++_static.a ${cxxabi_lib} $(usex libunwind libunwind.a libgcc_eh.a)"
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# On Linux/glibc it does not link without libpthread or libdl. It is
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# fine on FreeBSD.
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use elibc_glibc && deps+=" libpthread.a libdl.a"
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gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.a" || die
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}
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gen_shared_ldscript() {
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local libdir=$(get_libdir)
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# libsupc++ doesn't have a shared version
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local cxxabi_lib=$(usex libcxxabi "libc++abi.so" "libsupc++.a")
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mv "${ED}/usr/${libdir}/libc++.so" "${ED}/usr/${libdir}/libc++_shared.so" || die
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local deps="libc++_shared.so ${cxxabi_lib} $(usex libunwind libunwind.so libgcc_s.so)"
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gen_ldscript "${deps}" > "${ED}/usr/${libdir}/libc++.so" || die
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}
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multilib_src_install() {
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cmake_src_install
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if [[ ${CHOST} != *-darwin* ]] ; then
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gen_shared_ldscript
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use static-libs && gen_static_ldscript
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fi
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}
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pkg_postinst() {
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elog "This package (${PN}) is mainly intended as a replacement for the C++"
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elog "standard library when using clang."
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elog "To use it, instead of libstdc++, use:"
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elog " clang++ -stdlib=libc++"
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elog "to compile your C++ programs."
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}
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