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66 lines
2.0 KiB
Bash
66 lines
2.0 KiB
Bash
# Copyright 1999-2022 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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EAPI=8
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PYTHON_COMPAT=( python3_{8..11} )
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inherit cmake check-reqs python-any-r1
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DESCRIPTION="Microsoft DirectX Shader Compiler which is based on LLVM/Clang"
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HOMEPAGE="https://github.com/microsoft/DirectXShaderCompiler"
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# ToDo: unbundle spirv headers/tools
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SPIRV_HEADERS_COMMIT_MAGIC="0bcc624926a25a2a273d07877fd25a6ff5ba1cfb"
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SPIRV_TOOLS_COMMIT_MAGIC="71b2aee6c868a673ec82d1385f97593aa2881316"
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SRC_URI="https://github.com/microsoft/DirectXShaderCompiler/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz
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https://github.com/KhronosGroup/SPIRV-Headers/archive/${SPIRV_HEADERS_COMMIT_MAGIC}.tar.gz -> DirectXShaderCompiler-headers-${SPIRV_HEADERS_COMMIT_MAGIC}.tar.gz
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https://github.com/KhronosGroup/SPIRV-Tools/archive/${SPIRV_TOOLS_COMMIT_MAGIC}.tar.gz -> DirectXShaderCompiler-tools-${SPIRV_TOOLS_COMMIT_MAGIC}.tar.gz"
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LICENSE="Apache-2.0-with-LLVM-exceptions UoI-NCSA BSD public-domain rc"
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SLOT="0"
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KEYWORDS="~amd64 ~x86"
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IUSE=""
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DEPEND="${PYTHON_DEPS}"
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RDEPEND="
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sys-libs/zlib:0=
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>=dev-libs/libffi-3.4.2-r1:0=
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"
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BDEPEND="dev-util/cmake
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sys-devel/gnuconfig
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"
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CHECKREQS_MEMORY="4G"
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CHECKREQS_DISK_BUILD="4G"
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CMAKE_EXTRA_CACHE_FILE="${S}/cmake/caches/PredefinedParams.cmake"
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src_prepare() {
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rm -d "${S}"/external/SPIRV*
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mv "${WORKDIR}/SPIRV-Headers-${SPIRV_HEADERS_COMMIT_MAGIC}" "${S}/external/SPIRV-Headers" || die "can't move headers"
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mv "${WORKDIR}/SPIRV-Tools-${SPIRV_TOOLS_COMMIT_MAGIC}" "${S}/external/SPIRV-Tools"|| die "can't move tools"
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cmake_src_prepare
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}
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src_configure() {
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local mycmakeargs=(
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-Wno-dev
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-DCMAKE_INSTALL_PREFIX="${EPREFIX}/usr/lib/llvm/dxc"
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-DLLVM_BUILD_DOCS=0
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-DLLVM_BUILD_TOOLS=0
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-DSPIRV_BUILD_TESTS=0
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-DLLVM_ENABLE_WERROR=0
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-DSPIRV_WERROR=0
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-DSPIRV_WARN_EVERYTHING=0
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-DBUILD_SHARED_LIBS=OFF
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-DLLVM_VERSION_SUFFIX=dxc
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)
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cmake_src_configure
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}
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src_install() {
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cmake_src_install
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cat > "99${PN}" <<-EOF
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LDPATH="${EPREFIX}/usr/lib/llvm/dxc/lib"
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EOF
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doenvd "99${PN}"
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dosym -r /usr/lib/llvm/dxc/bin/dxc /usr/bin/dxc
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}
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