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From: "Michał Górny" <mgorny@gentoo.org>
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Subject: [gentoo-commits] repo/gentoo:master commit in: dev-ml/llvm-ocaml/
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Date: Wed,  3 Jan 2018 22:21:50 +0000 (UTC)
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commit:     15ec24fe2ad9cdc3b02f1dfb10d5b3a9f98025a6
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Wed Jan  3 21:12:48 2018 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Wed Jan  3 22:21:37 2018 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=15ec24fe

dev-ml/llvm-ocaml: Add a live ebuild for 6.0 branch

 dev-ml/llvm-ocaml/llvm-ocaml-6.0.9999.ebuild | 132 +++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)

diff --git a/dev-ml/llvm-ocaml/llvm-ocaml-6.0.9999.ebuild b/dev-ml/llvm-ocaml/llvm-ocaml-6.0.9999.ebuild
new file mode 100644
index 00000000000..b8960469aed
--- /dev/null
+++ b/dev-ml/llvm-ocaml/llvm-ocaml-6.0.9999.ebuild
@@ -0,0 +1,132 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils git-r3 llvm python-any-r1
+
+DESCRIPTION="OCaml bindings for LLVM"
+HOMEPAGE="https://llvm.org/"
+SRC_URI=""
+EGIT_REPO_URI="https://git.llvm.org/git/llvm.git
+	https://github.com/llvm-mirror/llvm.git"
+EGIT_BRANCH="release_60"
+
+# Keep in sync with sys-devel/llvm
+ALL_LLVM_EXPERIMENTAL_TARGETS=( AVR Nios2 RISCV WebAssembly )
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM BPF Hexagon Lanai Mips MSP430
+	NVPTX PowerPC Sparc SystemZ X86 XCore
+	"${ALL_LLVM_EXPERIMENTAL_TARGETS[@]}" )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/?}
+
+LICENSE="UoI-NCSA"
+SLOT="0/${PV}"
+KEYWORDS=""
+IUSE="debug test ${ALL_LLVM_TARGETS[*]}"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	>=dev-lang/ocaml-4.00.0:0=
+	dev-ml/ocaml-ctypes:=
+	~sys-devel/llvm-${PV}:=[${LLVM_TARGET_USEDEPS// /,},debug?]
+	!sys-devel/llvm[ocaml(-)]"
+# configparser-3.2 breaks the build (3.3 or none at all are fine)
+DEPEND="${RDEPEND}
+	dev-lang/perl
+	dev-ml/findlib
+	test? ( dev-ml/ounit )
+	!!<dev-python/configparser-3.3.0.2
+	${PYTHON_DEPS}"
+
+REQUIRED_USE="${PYTHON_REQUIRED_USE}
+	|| ( ${ALL_LLVM_TARGETS[*]} )"
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+pkg_setup() {
+	llvm_pkg_setup
+	python-any-r1_pkg_setup
+}
+
+src_prepare() {
+	# Python is needed to run tests using lit
+	python_setup
+
+	cmake-utils_src_prepare
+}
+
+src_configure() {
+	local libdir=$(get_libdir)
+	local mycmakeargs=(
+		-DLLVM_LIBDIR_SUFFIX=${libdir#lib}
+
+		-DBUILD_SHARED_LIBS=ON
+		-DLLVM_OCAML_OUT_OF_TREE=ON
+		# cheap hack: LLVM combines both anyway, and the only difference
+		# is that the former list is explicitly verified at cmake time
+		-DLLVM_TARGETS_TO_BUILD=""
+		-DLLVM_EXPERIMENTAL_TARGETS_TO_BUILD="${LLVM_TARGETS// /;}"
+		-DLLVM_BUILD_TESTS=$(usex test)
+
+		# disable various irrelevant deps and settings
+		-DLLVM_ENABLE_FFI=OFF
+		-DLLVM_ENABLE_TERMINFO=OFF
+		-DHAVE_HISTEDIT_H=NO
+		-DWITH_POLLY=OFF
+		-DLLVM_ENABLE_ASSERTIONS=$(usex debug)
+		-DLLVM_ENABLE_EH=ON
+		-DLLVM_ENABLE_RTTI=ON
+
+		-DLLVM_HOST_TRIPLE="${CHOST}"
+
+		# disable go bindings
+		-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND
+
+		# TODO: ocamldoc
+	)
+
+	use test && mycmakeargs+=(
+		-DLLVM_LIT_ARGS="-vv"
+	)
+
+	# LLVM_ENABLE_ASSERTIONS=NO does not guarantee this for us, #614844
+	# also: custom rules for OCaml do not work for CPPFLAGS
+	use debug || local -x CFLAGS="${CFLAGS} -DNDEBUG"
+	cmake-utils_src_configure
+
+	local llvm_libdir=$(llvm-config --libdir)
+	# an ugly hack; TODO: figure out a way to pass -L to ocaml...
+	cd "${BUILD_DIR}/${libdir}" || die
+	ln -s "${llvm_libdir}"/*.so . || die
+
+	if use test; then
+		local llvm_bindir=$(llvm-config --bindir)
+		# Force using system-installed tools.
+		sed -i -e "/llvm_tools_dir/s@\".*\"@\"${llvm_bindir}\"@" \
+			"${BUILD_DIR}"/test/lit.site.cfg.py || die
+	fi
+}
+
+src_compile() {
+	cmake-utils_src_compile ocaml_all
+}
+
+src_test() {
+	# respect TMPDIR!
+	local -x LIT_PRESERVES_TMP=1
+	cmake-utils_src_make check-llvm-bindings-ocaml
+}
+
+src_install() {
+	DESTDIR="${D}" \
+	cmake -P "${BUILD_DIR}"/bindings/ocaml/cmake_install.cmake || die
+
+	dodoc bindings/ocaml/README.txt
+}