dev-util/lldb: Branch out LLVM 7.0

1 files changed, 118 insertions, 0 deletions

diff --git a/dev-util/lldb/lldb-7.0.9999.ebuild b/dev-util/lldb/lldb-7.0.9999.ebuild
new file mode 100644
index 000000000000..55be1c6e3754
--- /dev/null
+++ b/dev-util/lldb/lldb-7.0.9999.ebuild
@@ -0,0 +1,118 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+: ${CMAKE_MAKEFILE_GENERATOR:=ninja}
+# (needed due to CMAKE_BUILD_TYPE != Gentoo)
+CMAKE_MIN_VERSION=3.7.0-r1
+PYTHON_COMPAT=( python2_7 )
+
+inherit cmake-utils git-r3 llvm multiprocessing python-single-r1 \
+	toolchain-funcs
+
+DESCRIPTION="The LLVM debugger"
+HOMEPAGE="https://llvm.org/"
+SRC_URI=""
+EGIT_REPO_URI="https://git.llvm.org/git/lldb.git
+	https://github.com/llvm-mirror/lldb.git"
+EGIT_BRANCH="release_70"
+
+LICENSE="UoI-NCSA"
+SLOT="0"
+KEYWORDS=""
+IUSE="libedit ncurses python test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="
+	libedit? ( dev-libs/libedit:0= )
+	ncurses? ( >=sys-libs/ncurses-5.9-r3:0= )
+	python? ( dev-python/six[${PYTHON_USEDEP}]
+		${PYTHON_DEPS} )
+	~sys-devel/clang-${PV}[xml]
+	~sys-devel/llvm-${PV}
+	!<sys-devel/llvm-4.0"
+DEPEND="${RDEPEND}
+	python? ( >=dev-lang/swig-3.0.11 )
+	test? ( ~dev-python/lit-${PV}[${PYTHON_USEDEP}] )
+	${PYTHON_DEPS}"
+
+REQUIRED_USE=${PYTHON_REQUIRED_USE}
+
+# least intrusive of all
+CMAKE_BUILD_TYPE=RelWithDebInfo
+
+pkg_setup() {
+	LLVM_MAX_SLOT=${PV%%.*} llvm_pkg_setup
+	python-single-r1_pkg_setup
+}
+
+src_unpack() {
+	if use test; then
+		# needed for patched gtest
+		git-r3_fetch "https://git.llvm.org/git/llvm.git
+			https://github.com/llvm-mirror/llvm.git"
+	fi
+	git-r3_fetch
+
+	if use test; then
+		git-r3_checkout https://llvm.org/git/llvm.git \
+			"${WORKDIR}"/llvm '' lib/Testing/Support utils/unittest
+	fi
+	git-r3_checkout
+}
+
+src_configure() {
+	local mycmakeargs=(
+		-DLLDB_DISABLE_CURSES=$(usex !ncurses)
+		-DLLDB_DISABLE_LIBEDIT=$(usex !libedit)
+		-DLLDB_DISABLE_PYTHON=$(usex !python)
+		-DLLDB_USE_SYSTEM_SIX=1
+		-DLLVM_ENABLE_TERMINFO=$(usex ncurses)
+
+		-DLLDB_INCLUDE_TESTS=$(usex test)
+
+		# TODO: fix upstream to detect this properly
+		-DHAVE_LIBDL=ON
+		-DHAVE_LIBPTHREAD=ON
+
+		# normally we'd have to set LLVM_ENABLE_TERMINFO, HAVE_TERMINFO
+		# and TERMINFO_LIBS... so just force FindCurses.cmake to use
+		# ncurses with complete library set (including autodetection
+		# of -ltinfo)
+		-DCURSES_NEED_NCURSES=ON
+	)
+	use test && mycmakeargs+=(
+		-DLLVM_BUILD_TESTS=$(usex test)
+		# compilers for lit tests
+		-DLLDB_TEST_C_COMPILER="$(type -P clang)"
+		-DLLDB_TEST_CXX_COMPILER="$(type -P clang++)"
+
+		-DLLVM_MAIN_SRC_DIR="${WORKDIR}/llvm"
+		-DLLVM_EXTERNAL_LIT="${EPREFIX}/usr/bin/lit"
+		-DLLVM_LIT_ARGS="-vv;-j;${LIT_JOBS:-$(makeopts_jobs "${MAKEOPTS}" "$(get_nproc)")}"
+	)
+
+	cmake-utils_src_configure
+}
+
+src_test() {
+	cmake-utils_src_make check-lldb-lit
+	use python && cmake-utils_src_make check-lldb
+}
+
+src_install() {
+	cmake-utils_src_install
+
+	# oh my...
+	if use python; then
+		# remove custom readline.so for now
+		# TODO: figure out how to deal with it
+		# upstream is basically building a custom readline.so with -ledit
+		# to avoid symbol collisions between readline and libedit...
+		rm "${D}$(python_get_sitedir)/readline.so" || die
+
+		# byte-compile the modules
+		python_optimize
+	fi
+}