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