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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=5
inherit multilib
DESCRIPTION="Utility to change the OpenCL implementation being used"
HOMEPAGE="https://wiki.gentoo.org/wiki/No_homepage"
# Source:
# http://www.khronos.org/registry/cl/api/${CL_ABI}/opencl.h
# http://www.khronos.org/registry/cl/api/${CL_ABI}/cl_platform.h
# http://www.khronos.org/registry/cl/api/${CL_ABI}/cl.h
# http://www.khronos.org/registry/cl/api/${CL_ABI}/cl_ext.h
# http://www.khronos.org/registry/cl/api/${CL_ABI}/cl_gl.h
# http://www.khronos.org/registry/cl/api/${CL_ABI}/cl_gl_ext.h
# http://www.khronos.org/registry/cl/api/${CL_ABI}/cl.hpp
# Using copy by Mario Kicherer #496418
SRC_URI="
https://dev.gentoo.org/~xarthisius/distfiles/${P}-r1.tar.xz
https://github.com/KhronosGroup/OpenCL-Headers/archive/opencl10.zip
https://github.com/KhronosGroup/OpenCL-Headers/archive/opencl11.zip
https://github.com/KhronosGroup/OpenCL-Headers/archive/opencl12.zip
https://github.com/KhronosGroup/OpenCL-Headers/archive/opencl20.zip
https://github.com/KhronosGroup/OpenCL-Headers/archive/opencl21.zip
http://packages.gentooexperimental.org/opencl-cpp-headers.tar
"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 ~arm64 x86"
IUSE=""
DEPEND="
app-arch/unzip
app-arch/xz-utils"
RDEPEND=">=app-admin/eselect-1.2.4"
pkg_postinst() {
local impl="$(eselect opencl show)"
if [[ -n "${impl}" && "${impl}" != '(none)' ]] ; then
eselect opencl set "${impl}"
fi
}
src_install() {
insinto /usr/share/eselect/modules
doins opencl.eselect
#doman opencl.eselect.5
local headers=( opencl.h cl_platform.h cl.h cl_ext.h cl_gl.h cl_gl_ext.h cl_egl.h )
# We install all versions of OpenCL headers
for CL_ABI in 1.0 1.1 1.2 2.0 2.1; do
mkdir -p "${ED}/usr/$(get_libdir)/OpenCL/global/include/CL-${CL_ABI}"
for f in ${headers[@]}; do
cp "${WORKDIR}"/OpenCL-Headers-opencl${CL_ABI/./}/${f} "${ED}/usr/$(get_libdir)/OpenCL/global/include/CL-${CL_ABI}/${f}" > /dev/null
done
done
for i in 1.1 1.2 2.1; do
cp "${WORKDIR}"/$i/cl.hpp "${ED}/usr/$(get_libdir)/OpenCL/global/include/CL-${CL_ABI}/"
done
# Create symlinks to newest. Maybe this should be switchable?
for f in ${headers[@]}; do
dosym "../../$(get_libdir)/OpenCL/global/include/CL-1.2/${f}" "/usr/include/CL/${f}"
done
}
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