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# Copyright 1999-2016 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Id$
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EAPI=6
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: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
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CMAKE_MIN_VERSION=3.4.3
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PYTHON_COMPAT=( python2_7 )
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# TODO: fix unnecessary dep on Python upstream
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inherit cmake-utils flag-o-matic git-r3 python-any-r1 toolchain-funcs
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DESCRIPTION="Compiler runtime library for clang (built-in part)"
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HOMEPAGE="http://llvm.org/"
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SRC_URI=""
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EGIT_REPO_URI="http://llvm.org/git/compiler-rt.git
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https://github.com/llvm-mirror/compiler-rt.git"
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LICENSE="|| ( UoI-NCSA MIT )"
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SLOT="0/${PV%.*}"
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KEYWORDS=""
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IUSE=""
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RDEPEND="
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!<sys-devel/llvm-4.0"
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DEPEND="${RDEPEND}
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~sys-devel/llvm-${PV}
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${PYTHON_DEPS}"
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test_compiler() {
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$(tc-getCC) ${CFLAGS} ${LDFLAGS} "${@}" -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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# pre-set since we need to pass it to cmake
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BUILD_DIR=${WORKDIR}/${P}_build
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if ! test_compiler; then
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local extra_flags=( -nodefaultlibs -lc )
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if test_compiler "${extra_flags[@]}"; then
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local -x LDFLAGS="${LDFLAGS} ${extra_flags[*]}"
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ewarn "${CC} seems to lack runtime, trying with ${extra_flags[*]}"
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fi
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fi
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local clang_version=4.0.0
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local libdir=$(get_libdir)
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local mycmakeargs=(
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# used to find cmake modules
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-DLLVM_LIBDIR_SUFFIX="${libdir#lib}"
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-DCOMPILER_RT_INSTALL_PATH="${EPREFIX}/usr/lib/clang/${clang_version}"
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# use a build dir structure consistent with install
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# this makes it possible to easily deploy test-friendly clang
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-DCOMPILER_RT_OUTPUT_DIR="${BUILD_DIR}/lib/clang/${clang_version}"
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# currently lit covers only sanitizer tests
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-DCOMPILER_RT_INCLUDE_TESTS=OFF
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-DCOMPILER_RT_BUILD_SANITIZERS=OFF
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-DCOMPILER_RT_BUILD_XRAY=OFF
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)
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cmake-utils_src_configure
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}
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src_install() {
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cmake-utils_src_install
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# includes are mistakenly installed for all sanitizers and xray
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rm -rf "${ED}"usr/lib/clang/*/include || die
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}
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