media-libs/shaderc: revbump 2017.2, require older glslang

Bug: https://bugs.gentoo.org/672652
Package-Manager: Portage-2.3.52, Repoman-2.3.12
Signed-off-by: Georgy Yakovlev <gyakovlev@gentoo.org>

1 files changed, 89 insertions, 0 deletions

diff --git a/media-libs/shaderc/shaderc-2017.2-r1.ebuild b/media-libs/shaderc/shaderc-2017.2-r1.ebuild
new file mode 100644
index 000000000000..e664c51b776d
--- /dev/null
+++ b/media-libs/shaderc/shaderc-2017.2-r1.ebuild
@@ -0,0 +1,89 @@
+# Copyright 1999-2018 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+EGIT_COMMIT="7a23a01742b88329fb2260eda007172135ba25d4"
+MY_P="${PN}-${EGIT_COMMIT}"
+PYTHON_COMPAT=( python{2_7,3_4,3_5,3_6} )
+
+inherit cmake-multilib python-any-r1
+
+DESCRIPTION="Collection of tools, libraries and tests for shader compilation"
+HOMEPAGE="https://github.com/google/shaderc"
+SRC_URI="https://github.com/google/shaderc/archive/${EGIT_COMMIT}.tar.gz -> ${MY_P}.tar.gz"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE="doc test"
+
+RDEPEND="
+	<dev-util/glslang-7.10[${MULTILIB_USEDEP}]
+	dev-util/spirv-tools[${MULTILIB_USEDEP}]
+"
+DEPEND="${RDEPEND}
+	${PYTHON_DEPS}
+	dev-util/spirv-headers
+	doc? ( dev-ruby/asciidoctor )
+	test? (
+		dev-cpp/gtest
+		$(python_gen_any_dep 'dev-python/nose[${PYTHON_USEDEP}]')
+	)
+"
+
+# https://github.com/google/shaderc/issues/470
+RESTRICT=test
+
+PATCHES=( "${FILESDIR}/${P}-fix-glslang-link-order.patch" )
+
+S="${WORKDIR}/${MY_P}"
+
+python_check_deps() {
+	if use test; then
+		has_version --host-root "dev-python/nose[${PYTHON_USEDEP}]"
+	fi
+}
+
+src_prepare() {
+	cmake_comment_add_subdirectory examples
+
+	# Unbundle glslang, spirv-headers, spirv-tools
+	cmake_comment_add_subdirectory third_party
+	sed -i \
+		-e "s|\$<TARGET_FILE:spirv-dis>|${EPREFIX}/usr/bin/spirv-dis|" \
+		glslc/test/CMakeLists.txt || die
+
+	# Disable git versioning
+	sed -i -e '/build-version/d' glslc/CMakeLists.txt || die
+
+	# Manually create build-version.inc as we disabled git versioning
+	cat <<- EOF > glslc/src/build-version.inc || die
+		"${P}\n"
+		"$(best_version dev-util/spirv-tools)\n"
+		"$(best_version dev-util/glslang)\n"
+	EOF
+
+	cmake-utils_src_prepare
+}
+
+multilib_src_configure() {
+	local mycmakeargs=(
+		-DSHADERC_SKIP_TESTS="$(usex !test)"
+	)
+	cmake-utils_src_configure
+}
+
+multilib_src_compile() {
+	if multilib_is_native_abi && use doc; then
+		cmake-utils_src_make glslc_doc_README
+	fi
+	cmake-utils_src_compile
+}
+
+multilib_src_install() {
+	if multilib_is_native_abi; then
+		use doc && local HTML_DOCS=( "${BUILD_DIR}/glslc/README.html" )
+	fi
+	cmake-utils_src_install
+}