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# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI=6
: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
CMAKE_MIN_VERSION=3.4.3
PYTHON_COMPAT=( python2_7 )
inherit cmake-utils flag-o-matic git-r3 python-any-r1
DESCRIPTION="Compiler runtime libraries for clang (sanitizers & xray)"
HOMEPAGE="http://llvm.org/"
SRC_URI=""
EGIT_REPO_URI="http://llvm.org/git/compiler-rt.git
https://github.com/llvm-mirror/compiler-rt.git"
LICENSE="|| ( UoI-NCSA MIT )"
SLOT="0/${PV%.*}"
KEYWORDS=""
IUSE="test"
RDEPEND="!<sys-devel/llvm-${PV}"
DEPEND="${RDEPEND}
~sys-devel/llvm-${PV}
test? (
app-portage/unsandbox
$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]')
~sys-devel/clang-${PV}
~sys-libs/compiler-rt-${PV} )
${PYTHON_DEPS}"
REQUIRED_USE="${PYTHON_REQUIRED_USE}"
src_unpack() {
if use test; then
# needed for patched gtest
git-r3_fetch "http://llvm.org/git/llvm.git
https://github.com/llvm-mirror/llvm.git"
fi
git-r3_fetch
if use test; then
git-r3_checkout http://llvm.org/git/llvm.git \
"${WORKDIR}"/llvm
fi
git-r3_checkout
}
src_configure() {
# pre-set since we need to pass it to cmake
BUILD_DIR=${WORKDIR}/${P}_build
local clang_version=4.0.0
local libdir=$(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/${clang_version}"
-DCOMPILER_RT_INCLUDE_TESTS=$(usex test)
# built-ins installed by sys-libs/compiler-rt
-DCOMPILER_RT_BUILD_BUILTINS=OFF
-DCOMPILER_RT_BUILD_SANITIZERS=ON
-DCOMPILER_RT_BUILD_XRAY=ON
)
if use test; then
mycmakeargs+=(
-DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm"
-DLIT_COMMAND="${EPREFIX}/usr/bin/unsandbox;${EPREFIX}/usr/bin/lit"
# they are created during src_test()
-DCOMPILER_RT_TEST_COMPILER="${BUILD_DIR}/bin/clang"
-DCOMPILER_RT_TEST_CXX_COMPILER="${BUILD_DIR}/bin/clang++"
)
# same flags are passed for build & tests, so we need to strip
# them down to a subset supported by clang
filter-flags -msahf -frecord-gcc-switches
fi
cmake-utils_src_configure
if use test; then
local sys_dir=( "${EPREFIX}/usr/lib/clang/${clang_version}/lib"/* )
[[ -e ${sys_dir} ]] || die "Unable to find ${sys_dir}"
[[ ${#sys_dir[@]} -eq 1 ]] || die "Non-deterministic compiler-rt install: ${sys_dir[@]}"
# copy clang over since resource_dir is located relatively to binary
# therefore, we can put our new libraries in it
mkdir -p "${BUILD_DIR}"/{bin,lib/clang/"${clang_version}"/include} || die
cp "${EPREFIX}/usr/bin/clang" "${EPREFIX}/usr/bin/clang++" \
"${BUILD_DIR}"/bin/ || die
cp "${EPREFIX}/usr/lib/clang/${clang_version}/include"/*.h \
"${BUILD_DIR}/lib/clang/${clang_version}/include/" || die
cp "${sys_dir}"/*builtins*.a \
"${BUILD_DIR}/lib/clang/${clang_version}/lib/${sys_dir##*/}/" || die
fi
}
src_test() {
# respect TMPDIR!
local -x LIT_PRESERVES_TMP=1
cmake-utils_src_make check-all
}
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