blob: 4457bb8a62be8a87a336a73c9f49bb03fc379176 [file] [log] [blame]
# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=6
: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
PYTHON_COMPAT=( python3_6 )
inherit cmake-multilib cros-constants cros-llvm flag-o-matic git-2 llvm python-any-r1
DESCRIPTION="Low level support for a standard C++ library"
HOMEPAGE="http://libcxxabi.llvm.org/"
SRC_URI=""
EGIT_REPO_URI="${CROS_GIT_HOST_URL}/external/github.com/llvm/llvm-project
${CROS_GIT_HOST_URL}/external/github.com/llvm/llvm-project"
LLVM_HASH="f402e682d0ef5598eeffc9a21a691b03e602ff58" # r408248
LLVM_NEXT_HASH="f402e682d0ef5598eeffc9a21a691b03e602ff58" # r408248
LICENSE="|| ( UoI-NCSA MIT )"
SLOT="0"
KEYWORDS="*"
IUSE="+compiler-rt cros_host libunwind msan llvm-next llvm-tot +static-libs"
RDEPEND="
libunwind? (
|| (
>=${CATEGORY}/libunwind-1[static-libs?,${MULTILIB_USEDEP}]
>=${CATEGORY}/llvm-libunwind-3.9.0-r1[static-libs?,${MULTILIB_USEDEP}]
)
)
!cros_host? ( sys-libs/gcc-libs )"
DEPEND="${RDEPEND}
cros_host? ( sys-devel/llvm )"
python_check_deps() {
has_version "dev-python/lit[${PYTHON_USEDEP}]"
}
pkg_setup() {
setup_cross_toolchain
llvm_pkg_setup
export CMAKE_USE_DIR="${S}/libcxxabi"
}
src_unpack() {
if use llvm-next || use llvm-tot; then
export EGIT_COMMIT="${LLVM_NEXT_HASH}"
else
export EGIT_COMMIT="${LLVM_HASH}"
fi
git-2_src_unpack
}
src_prepare() {
"${FILESDIR}"/patch_manager/patch_manager.py \
--svn_version "$(get_most_recent_revision)" \
--patch_metadata_file "${FILESDIR}"/PATCHES.json \
--filesdir_path "${FILESDIR}" \
--src_path "${S}" || die
eapply_user
}
multilib_src_configure() {
# Filter sanitzers flags.
filter_sanitizers
# Use vpfv3 fpu to be able to target non-neon targets.
if [[ $(tc-arch) == "arm" ]] ; then
append-flags -mfpu=vfpv3
fi
append-flags -I"${S}/libunwind/include"
append-flags "-stdlib=libstdc++"
# Enable futex in libc++abi to match prod toolchain.
append-cppflags -D_LIBCXXABI_USE_FUTEX
local libdir=$(get_libdir)
local mycmakeargs=(
"-DLLVM_ENABLE_PROJECTS=libcxxabi"
"-DLIBCXXABI_LIBDIR_SUFFIX=${libdir#lib}"
"-DLIBCXXABI_ENABLE_SHARED=ON"
"-DLIBCXXABI_ENABLE_STATIC=$(usex static-libs)"
"-DLIBCXXABI_USE_LLVM_UNWINDER=$(usex libunwind)"
"-DLIBCXXABI_INCLUDE_TESTS=OFF"
"-DCMAKE_INSTALL_PREFIX=${PREFIX}"
"-DLIBCXXABI_LIBCXX_INCLUDES=${S}/libcxx/include"
"-DLIBCXXABI_USE_COMPILER_RT=$(usex compiler-rt)"
)
# Update LLVM to 9.0 will cause LLVM to complain
# libstdc++ version is old. Add this flag as suggested in the error
# message.
mycmakeargs+=(
"-DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=1"
)
if use msan; then
mycmakeargs+=(
"-DLLVM_USE_SANITIZER=Memory"
)
fi
cmake-utils_src_configure
}
multilib_src_install_all() {
if [[ ${CATEGORY} == cross-* ]]; then
rm -r "${ED}/usr/share/doc"
fi
insinto "${PREFIX}"/include/libcxxabi
doins -r "${S}"/libcxxabi/include/.
}