reinit the tree, so we can have metadata

1 files changed, 98 insertions, 0 deletions

diff --git a/sys-libs/libcxxabi/libcxxabi-3.9.1.ebuild b/sys-libs/libcxxabi/libcxxabi-3.9.1.ebuild
new file mode 100644
index 000000000000..57cba7ebc6f2
--- /dev/null
+++ b/sys-libs/libcxxabi/libcxxabi-3.9.1.ebuild
@@ -0,0 +1,98 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-multilib python-any-r1
+
+DESCRIPTION="Low level support for a standard C++ library"
+HOMEPAGE="https://libcxxabi.llvm.org/"
+# also needs libcxx sources for headers
+SRC_URI="https://llvm.org/releases/${PV}/${P}.src.tar.xz
+	https://llvm.org/releases/${PV}/${P/abi/}.src.tar.xz"
+LICENSE="|| ( UoI-NCSA MIT )"
+SLOT="0"
+KEYWORDS="amd64 ~arm64 x86"
+IUSE="elibc_musl libunwind +static-libs test"
+
+RDEPEND="
+	libunwind? (
+		|| (
+			>=sys-libs/libunwind-1.0.1-r1[static-libs?,${MULTILIB_USEDEP}]
+			>=sys-libs/llvm-libunwind-3.9.0-r1[static-libs?,${MULTILIB_USEDEP}]
+		)
+	)"
+DEPEND="${RDEPEND}
+	>=sys-devel/llvm-3.9.0
+	test? ( >=sys-devel/clang-3.9.0
+		~sys-libs/libcxx-${PV}[libcxxabi(-)]
+		$(python_gen_any_dep 'dev-python/lit[${PYTHON_USEDEP}]') )"
+
+S=${WORKDIR}/${P}.src
+
+python_check_deps() {
+	has_version "dev-python/lit[${PYTHON_USEDEP}]"
+}
+
+pkg_setup() {
+	use test && python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	default
+
+	# backport cmake path fix for llvm-3.9+
+	eapply "${FILESDIR}/${PN}-3.9.0-cmake-path.patch"
+	# kill stray unwind test dep in stand-alone builds
+	eapply "${FILESDIR}/${PN}-3.9.0-test-unwind.patch"
+}
+
+src_configure() {
+	NATIVE_LIBDIR=$(get_libdir)
+	cmake-multilib_src_configure
+}
+
+multilib_src_configure() {
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${NATIVE_LIBDIR#lib}
+		-DLIBCXXABI_LIBDIR_SUFFIX=${libdir#lib}
+		-DLIBCXXABI_ENABLE_SHARED=ON
+		-DLIBCXXABI_ENABLE_STATIC=$(usex static-libs)
+		-DLIBCXXABI_USE_LLVM_UNWINDER=$(usex libunwind)
+		-DLLVM_INCLUDE_TESTS=$(usex test)
+
+		-DLIBCXXABI_LIBCXX_INCLUDES="${WORKDIR}"/libcxx-${PV}.src/include
+		# upstream is omitting standard search path for this
+		# probably because gcc & clang are bundling their own unwind.h
+		-DLIBCXXABI_LIBUNWIND_INCLUDES="${EPREFIX}"/usr/include
+		# this only needs to exist, it does not have to make sense
+		-DLIBCXXABI_LIBUNWIND_SOURCES="${T}"
+	)
+	if use test; then
+		mycmakeargs+=(
+			-DLIT_COMMAND="${EPREFIX}"/usr/bin/lit
+		)
+	fi
+	if use elibc_musl; then
+		local -x CPPFLAGS="${CPPFLAGS} -D_LIBCPP_HAS_MUSL_LIBC=1"
+	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-libcxxabi
+}
+
+multilib_src_install_all() {
+	insinto /usr/include/libcxxabi
+	doins -r include/.
+}