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authorMichał Górny <mgorny@gentoo.org>2018-05-03 18:35:02 +0200
committerMichał Górny <mgorny@gentoo.org>2018-05-05 17:27:49 +0200
commitf82bcddc2e22335bb6a2022fe3bd4475ba1006b5 (patch)
treeb7e2f7e95fbb1b7293d834f7993aa67feaa44b1e /sys-libs
parentsys-libs/libcxxabi: Bump to 5.0.2 (diff)
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sys-libs/libcxx: Bump to 5.0.2
Diffstat (limited to 'sys-libs')
-rw-r--r--sys-libs/libcxx/Manifest1
-rw-r--r--sys-libs/libcxx/libcxx-5.0.2.ebuild207
2 files changed, 208 insertions, 0 deletions
diff --git a/sys-libs/libcxx/Manifest b/sys-libs/libcxx/Manifest
index 4b23dd3bcea..04b47af3ad5 100644
--- a/sys-libs/libcxx/Manifest
+++ b/sys-libs/libcxx/Manifest
@@ -2,4 +2,5 @@ DIST libcxx-3.7.1.src.tar.xz 995724 BLAKE2B aab68f1b99a2c817e7154b71c04c81bd8091
DIST libcxx-3.9.1.src.tar.xz 1209020 BLAKE2B 510e77c2c1163babbba904933f441e8720b0d366b9f0cfa2cdde2401368c224e00efd66afc1403b0087c40549cda4ebbc4d0c4b2d0906178324fa6158502d5ad SHA512 a5976e4096624a7307b3e43f4a22ac2dc74572226e0f57af9f3ef537a14c3cff1601b7042aef9dc40a0ee53ca76b08d72eb9c253dcf34f115d3153c302db7070
DIST libcxx-4.0.1.src.tar.xz 1446380 BLAKE2B cd871eff4c4ca25a1fe4d27f778e913fe536a0b5863ea7dd3c8895f6b743b6f039e4df71f9ba5124c98761a8099666f68e1dfd073b5ec7b9fe0007ef09a9117d SHA512 91f3f397be606989be99865d0b279557f9afb93f7a74ed10c3a74f4440e38b5694ddf452bbf2f487cacd4391606dd5c7edfe5130f2de19e2acfd6cce619d028a
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
diff --git a/sys-libs/libcxx/libcxx-5.0.2.ebuild b/sys-libs/libcxx/libcxx-5.0.2.ebuild
new file mode 100644
index 00000000000..40c9547f335
--- /dev/null
+++ b/sys-libs/libcxx/libcxx-5.0.2.ebuild
@@ -0,0 +1,207 @@
+# 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.
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-multilib llvm python-any-r1 toolchain-funcs
+
+DESCRIPTION="New implementation of the C++ standard library, targeting C++11"
+HOMEPAGE="https://libcxx.llvm.org/"
+SRC_URI="https://releases.llvm.org/${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}"
+ )
+ if has_version '>=sys-devel/llvm-6'; then
+ mycmakeargs+=(
+ -DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+ )
+ else
+ mycmakeargs+=(
+ -DLIT_COMMAND="${EPREFIX}"/usr/bin/lit
+ )
+ fi
+ 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."
+}