[gentoo-commits] repo/gentoo:master commit in: x11-drivers/nvidia-drivers/

[Jeroen Roovers]

commit:     41cac5acdd0d07eb014e814f96df05aef393cff3
Author:     Jeroen Roovers <jer <AT> gentoo <DOT> org>
AuthorDate: Sat Jan 30 11:14:25 2016 +0000
Commit:     Jeroen Roovers <jer <AT> gentoo <DOT> org>
CommitDate: Sat Jan 30 11:18:05 2016 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=41cac5ac

x11-drivers/nvidia-drivers: Build tools from source (bug #562910 by Christian Strahl).

Package-Manager: portage-2.2.27

 x11-drivers/nvidia-drivers/Manifest                |   1 +
 .../nvidia-drivers/nvidia-drivers-340.96-r2.ebuild | 515 +++++++++++++++++++++
 2 files changed, 516 insertions(+)

diff --git a/x11-drivers/nvidia-drivers/Manifest b/x11-drivers/nvidia-drivers/Manifest
index 24cc8f1..13b7ae7 100644
--- a/x11-drivers/nvidia-drivers/Manifest
+++ b/x11-drivers/nvidia-drivers/Manifest
@@ -41,4 +41,5 @@ DIST NVIDIA-Linux-x86_64-358.16.run 77353969 SHA256 a942cdb29ed715ff1ce25beb06b6
 DIST NVIDIA-Linux-x86_64-361.18.run 86447500 SHA256 94cccc3ff10ee9544f60bf1d32d04dddabc5103880b57895ea60e1167b89a155 SHA512 d307b50226b145761de69892c51af3cd4498b91f9c56b5d5bf7b1f4f00cc073af586008cb060a16c036426240853ed30d244e63d3f727eadf39338736a5c0b02 WHIRLPOOL 87e03bfe694f708d57fb548c01d853bbae1335a696bce225ce997000387189b55c27644922a051e9a50dfa94ec917bda14b6ed4b76f345c8adc8d8f54aebff97
 DIST NVIDIA-Linux-x86_64-96.43.23-pkg2.run 15962375 SHA256 ce8d8253e7dab7da63fbdac449ebf190cd0c10cbfffea0f8d0165515f851bc64 SHA512 04bec1187a6024a2b9839f008ec829281f1f2602dae2e639030bc385943186506bcaa2b46a230b2ab87f9217190841abc62f9e2d6395ab5559623389c31c6563 WHIRLPOOL 0651c44a51a1a06fcff5bfddbf9c3e408977e03263c7fe806cb6c01f9fe92f716dfe4e5190ffe1048bde72fcffdc8bca8267e74dd43ba5c9dfb22b6201fcc2bb
 DIST nvidia-settings-304.131.tar.bz2 1480447 SHA256 d36d2d1ae7c1bb72cd18e713470546d2aa7057624b1f61319daf559a94054d29 SHA512 9269f54f87581e29e6d7cabeaf989c70cb27aa55f6b8f5f1c71b8a14401326d06ea194710722b41283cca56f5808b90a9b1fb12158d48c6332cce15a701c5796 WHIRLPOOL be8e38a09a0bfa40267b9cdae2800a9ef00a89e28e618b743b7acb0cd9ece4b242b74ced32018d735989592300b49b2ee683caa11a1e161bcecf070a58952dfd
+DIST nvidia-settings-340.96.tar.bz2 1551011 SHA256 af7303b070a4b41e388a7be6dfae17f020a5cc197170d4815b9a291a3a98aaff SHA512 fc6096338e48c347e4e854d06e8f63d8edb6527953996e63f3f70619be59d0436176547b5197ef30d18a82cf5b58dd775dcca4a2624107b63cce1ae589f2b154 WHIRLPOOL e7266ca0395aa1a5666a43bf6e54e258706d4e76bfd15079485e2379b332d2d6ba0c97b32e49f5b041340bb2d3c0e11dace702754ffc952c149557e0ab9d820a
 DIST nvidia-settings-361.18.tar.bz2 1570821 SHA256 5e821bf9c92931da7c4ac2cac4c61a83e7f74641902935232cad747511fab363 SHA512 1a19ebb6773b53564a7996c8f963c161df599ed8ca577f505fbed1181f144a5e53fa970e3fee7fceed16909bd012f74f9af74080314ae9de9356894df9b1be4d WHIRLPOOL 23ff413900fca81427d755ecb5889dbb69033e101cf7c2f3edea4971defd03aedee95f5488779f634c690c05bfabe0763baf3dbf6377de950cabe48ad9c72684

diff --git a/x11-drivers/nvidia-drivers/nvidia-drivers-340.96-r2.ebuild b/x11-drivers/nvidia-drivers/nvidia-drivers-340.96-r2.ebuild
new file mode 100644
index 0000000..edd77e8
--- /dev/null
+++ b/x11-drivers/nvidia-drivers/nvidia-drivers-340.96-r2.ebuild
@@ -0,0 +1,515 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI=5
+
+inherit eutils flag-o-matic linux-info linux-mod multilib nvidia-driver \
+	portability toolchain-funcs unpacker user udev
+
+NV_URI="http://us.download.nvidia.com/XFree86/"
+X86_NV_PACKAGE="NVIDIA-Linux-x86-${PV}"
+AMD64_NV_PACKAGE="NVIDIA-Linux-x86_64-${PV}"
+X86_FBSD_NV_PACKAGE="NVIDIA-FreeBSD-x86-${PV}"
+AMD64_FBSD_NV_PACKAGE="NVIDIA-FreeBSD-x86_64-${PV}"
+
+DESCRIPTION="NVIDIA Accelerated Graphics Driver"
+HOMEPAGE="http://www.nvidia.com/"
+SRC_URI="
+	amd64-fbsd? ( ${NV_URI}FreeBSD-x86_64/${PV}/${AMD64_FBSD_NV_PACKAGE}.tar.gz )
+	amd64? ( ${NV_URI}Linux-x86_64/${PV}/${AMD64_NV_PACKAGE}.run )
+	x86-fbsd? ( ${NV_URI}FreeBSD-x86/${PV}/${X86_FBSD_NV_PACKAGE}.tar.gz )
+	x86? ( ${NV_URI}Linux-x86/${PV}/${X86_NV_PACKAGE}.run )
+	tools? ( ftp://download.nvidia.com/XFree86/nvidia-settings/nvidia-settings-${PV}.tar.bz2 )
+"
+
+LICENSE="GPL-2 NVIDIA-r2"
+SLOT="0/${PV%.*}"
+KEYWORDS="-* ~amd64 ~x86 ~amd64-fbsd ~x86-fbsd"
+IUSE="acpi multilib kernel_FreeBSD kernel_linux pax_kernel static-libs +tools +X uvm"
+RESTRICT="bindist mirror strip"
+EMULTILIB_PKG="true"
+
+COMMON="
+	app-eselect/eselect-opencl
+	kernel_linux? ( >=sys-libs/glibc-2.6.1 )
+	tools? (
+		dev-libs/atk
+		dev-libs/glib:2
+		dev-libs/jansson
+		x11-libs/gdk-pixbuf
+		>=x11-libs/gtk+-2.4:2
+		x11-libs/libX11
+		x11-libs/libXext
+		x11-libs/pango[X]
+	)
+	X? (
+		>=app-eselect/eselect-opengl-1.0.9
+	)
+"
+DEPEND="
+	${COMMON}
+	app-arch/xz-utils
+	kernel_linux? ( virtual/linux-sources )
+"
+RDEPEND="
+	${COMMON}
+	acpi? ( sys-power/acpid )
+	X? (
+		<x11-base/xorg-server-1.18.99:=
+		>=x11-libs/libvdpau-0.3-r1
+		multilib? (
+			>=x11-libs/libX11-1.6.2[abi_x86_32]
+			>=x11-libs/libXext-1.3.2[abi_x86_32]
+		)
+	)
+"
+
+REQUIRED_USE="tools? ( X )"
+
+QA_PREBUILT="opt/* usr/lib*"
+
+S=${WORKDIR}/
+
+pkg_pretend() {
+	if use amd64 && has_multilib_profile && \
+		[ "${DEFAULT_ABI}" != "amd64" ]; then
+		eerror "This ebuild doesn't currently support changing your default ABI"
+		die "Unexpected \${DEFAULT_ABI} = ${DEFAULT_ABI}"
+	fi
+
+	if use kernel_linux && kernel_is ge 4 4; then
+		ewarn "Gentoo supports kernels which are supported by NVIDIA"
+		ewarn "which are limited to the following kernels:"
+		ewarn "<sys-kernel/gentoo-sources-4.4"
+		ewarn "<sys-kernel/vanilla-sources-4.4"
+		ewarn ""
+		ewarn "You are free to utilize epatch_user to provide whatever"
+		ewarn "support you feel is appropriate, but will not receive"
+		ewarn "support as a result of those changes."
+		ewarn ""
+		ewarn "Do not file a bug report about this."
+		ewarn ""
+	fi
+
+	# Since Nvidia ships many different series of drivers, we need to give the user
+	# some kind of guidance as to what version they should install. This tries
+	# to point the user in the right direction but can't be perfect. check
+	# nvidia-driver.eclass
+	nvidia-driver-check-warning
+
+	# Kernel features/options to check for
+	CONFIG_CHECK="~ZONE_DMA ~MTRR ~SYSVIPC ~!LOCKDEP"
+	use x86 && CONFIG_CHECK+=" ~HIGHMEM"
+
+	# Now do the above checks
+	use kernel_linux && check_extra_config
+}
+
+pkg_setup() {
+	# try to turn off distcc and ccache for people that have a problem with it
+	export DISTCC_DISABLE=1
+	export CCACHE_DISABLE=1
+
+	if use kernel_linux; then
+		MODULE_NAMES="nvidia(video:${S}/kernel)"
+		use uvm && MODULE_NAMES+=" nvidia-uvm(video:${S}/kernel/uvm)"
+
+		# This needs to run after MODULE_NAMES (so that the eclass checks
+		# whether the kernel supports loadable modules) but before BUILD_PARAMS
+		# is set (so that KV_DIR is populated).
+		linux-mod_pkg_setup
+
+		BUILD_PARAMS="IGNORE_CC_MISMATCH=yes V=1 SYSSRC=${KV_DIR} \
+		SYSOUT=${KV_OUT_DIR} CC=$(tc-getBUILD_CC)"
+
+		# linux-mod_src_compile calls set_arch_to_kernel, which
+		# sets the ARCH to x86 but NVIDIA's wrapping Makefile
+		# expects x86_64 or i386 and then converts it to x86
+		# later on in the build process
+		BUILD_FIXES="ARCH=$(uname -m | sed -e 's/i.86/i386/')"
+	fi
+
+	# set variables to where files are in the package structure
+	if use kernel_FreeBSD; then
+		use x86-fbsd   && S="${WORKDIR}/${X86_FBSD_NV_PACKAGE}"
+		use amd64-fbsd && S="${WORKDIR}/${AMD64_FBSD_NV_PACKAGE}"
+		NV_DOC="${S}/doc"
+		NV_OBJ="${S}/obj"
+		NV_SRC="${S}/src"
+		NV_MAN="${S}/x11/man"
+		NV_X11="${S}/obj"
+		NV_SOVER=1
+	elif use kernel_linux; then
+		NV_DOC="${S}"
+		NV_OBJ="${S}"
+		NV_SRC="${S}/kernel"
+		NV_MAN="${S}"
+		NV_X11="${S}"
+		NV_SOVER=${PV}
+	else
+		die "Could not determine proper NVIDIA package"
+	fi
+}
+
+src_prepare() {
+	# Please add a brief description for every added patch
+
+	if use kernel_linux; then
+		if kernel_is lt 2 6 9 ; then
+			eerror "You must build this against 2.6.9 or higher kernels."
+		fi
+
+		# If greater than 2.6.5 use M= instead of SUBDIR=
+#		convert_to_m "${NV_SRC}"/Makefile.kbuild
+	fi
+
+	if use pax_kernel; then
+		ewarn "Using PAX patches is not supported. You will be asked to"
+		ewarn "use a standard kernel should you have issues. Should you"
+		ewarn "need support with these patches, contact the PaX team."
+		epatch "${FILESDIR}"/${PN}-331.13-pax-usercopy.patch
+		epatch "${FILESDIR}"/${PN}-337.12-pax-constify.patch
+	fi
+
+	# Allow user patches so they can support RC kernels and whatever else
+	epatch_user
+}
+
+src_compile() {
+	# This is already the default on Linux, as there's no toplevel Makefile, but
+	# on FreeBSD there's one and triggers the kernel module build, as we install
+	# it by itself, pass this.
+
+	cd "${NV_SRC}"
+	if use kernel_FreeBSD; then
+		MAKE="$(get_bmake)" CFLAGS="-Wno-sign-compare" emake CC="$(tc-getCC)" \
+			LD="$(tc-getLD)" LDFLAGS="$(raw-ldflags)" || die
+	elif use kernel_linux; then
+		use uvm && MAKEOPTS=-j1
+		linux-mod_src_compile
+	fi
+
+	if use tools; then
+		emake -C "${S}"/nvidia-settings-${PV}/src/libXNVCtrl clean
+		emake -C "${S}"/nvidia-settings-${PV}/src/libXNVCtrl \
+			AR="$(tc-getAR)" \
+			CC="$(tc-getCC)" \
+			RANLIB="$(tc-getRANLIB)" \
+			libXNVCtrl.a
+		emake -C "${S}"/nvidia-settings-${PV}/src \
+			AR="$(tc-getAR)" \
+			CC="$(tc-getCC)" \
+			LD="$(tc-getCC)" \
+			LIBDIR="$(get_libdir)" \
+			NVML_ENABLED=0 \
+			NV_USE_BUNDLED_LIBJANSSON=0 \
+			NV_VERBOSE=1 \
+			RANLIB="$(tc-getRANLIB)" \
+			STRIP_CMD=true
+	fi
+}
+
+# Install nvidia library:
+# the first parameter is the library to install
+# the second parameter is the provided soversion
+# the third parameter is the target directory if its not /usr/lib
+donvidia() {
+	# Full path to library minus SOVER
+	MY_LIB="$1"
+
+	# SOVER to use
+	MY_SOVER="$2"
+
+	# Where to install
+	MY_DEST="$3"
+
+	if [[ -z "${MY_DEST}" ]]; then
+		MY_DEST="/usr/$(get_libdir)"
+		action="dolib.so"
+	else
+		exeinto ${MY_DEST}
+		action="doexe"
+	fi
+
+	# Get just the library name
+	libname=$(basename $1)
+
+	# Install the library with the correct SOVER
+	${action} ${MY_LIB}.${MY_SOVER} || \
+		die "failed to install ${libname}"
+
+	# If SOVER wasn't 1, then we need to create a .1 symlink
+	if [[ "${MY_SOVER}" != "1" ]]; then
+		dosym ${libname}.${MY_SOVER} \
+			${MY_DEST}/${libname}.1 || \
+			die "failed to create ${libname} symlink"
+	fi
+
+	# Always create the symlink from the raw lib to the .1
+	dosym ${libname}.1 \
+		${MY_DEST}/${libname} || \
+		die "failed to create ${libname} symlink"
+}
+
+src_install() {
+	if use kernel_linux; then
+		linux-mod_src_install
+
+		# Add the aliases
+		# This file is tweaked with the appropriate video group in
+		# pkg_preinst, see bug #491414
+		insinto /etc/modprobe.d
+		newins "${FILESDIR}"/nvidia-169.07 nvidia.conf
+		use uvm && doins "${FILESDIR}"/nvidia-uvm.conf
+
+		# Ensures that our device nodes are created when not using X
+		exeinto "$(get_udevdir)"
+		newexe "${FILESDIR}"/nvidia-udev.sh-r1 nvidia-udev.sh
+		udev_newrules "${FILESDIR}"/nvidia.udev-rule 99-nvidia.rules
+	elif use kernel_FreeBSD; then
+		if use x86-fbsd; then
+			insinto /boot/modules
+			doins "${S}/src/nvidia.kld"
+		fi
+
+		exeinto /boot/modules
+		doexe "${S}/src/nvidia.ko"
+	fi
+
+	# NVIDIA kernel <-> userspace driver config lib
+	donvidia ${NV_OBJ}/libnvidia-cfg.so ${NV_SOVER}
+
+	# NVIDIA framebuffer capture library
+	donvidia ${NV_OBJ}/libnvidia-fbc.so ${NV_SOVER}
+
+	# NVIDIA video encode/decode <-> CUDA
+	if use kernel_linux; then
+		donvidia ${NV_OBJ}/libnvcuvid.so ${NV_SOVER}
+		donvidia ${NV_OBJ}/libnvidia-encode.so ${NV_SOVER}
+	fi
+
+	if use X; then
+		# Xorg DDX driver
+		insinto /usr/$(get_libdir)/xorg/modules/drivers
+		doins ${NV_X11}/nvidia_drv.so
+
+		# Xorg GLX driver
+		donvidia ${NV_X11}/libglx.so ${NV_SOVER} \
+			/usr/$(get_libdir)/opengl/nvidia/extensions
+	fi
+
+	# OpenCL ICD for NVIDIA
+	if use kernel_linux; then
+		insinto /etc/OpenCL/vendors
+		doins ${NV_OBJ}/nvidia.icd
+	fi
+
+	# Documentation
+	dohtml ${NV_DOC}/html/*
+	if use kernel_FreeBSD; then
+		dodoc "${NV_DOC}/README"
+		use X && doman "${NV_MAN}/nvidia-xconfig.1"
+		use tools && doman "${NV_MAN}/nvidia-settings.1"
+	else
+		# Docs
+		newdoc "${NV_DOC}/README.txt" README
+		dodoc "${NV_DOC}/NVIDIA_Changelog"
+		doman "${NV_MAN}/nvidia-smi.1.gz"
+		use X && doman "${NV_MAN}/nvidia-xconfig.1.gz"
+		use tools && doman "${NV_MAN}/nvidia-settings.1.gz"
+		doman "${NV_MAN}/nvidia-cuda-mps-control.1.gz"
+	fi
+
+	# Helper Apps
+	exeinto /opt/bin/
+
+	if use X; then
+		doexe ${NV_OBJ}/nvidia-xconfig
+	fi
+
+	if use kernel_linux ; then
+		doexe ${NV_OBJ}/nvidia-cuda-mps-control
+		doexe ${NV_OBJ}/nvidia-cuda-mps-server
+		doexe ${NV_OBJ}/nvidia-debugdump
+		doexe ${NV_OBJ}/nvidia-persistenced
+		doexe ${NV_OBJ}/nvidia-smi
+
+		# install nvidia-modprobe setuid and symlink in /usr/bin (bug #505092)
+		doexe ${NV_OBJ}/nvidia-modprobe
+		fowners root:video /opt/bin/nvidia-modprobe
+		fperms 4710 /opt/bin/nvidia-modprobe
+		dosym /{opt,usr}/bin/nvidia-modprobe
+
+		doman nvidia-cuda-mps-control.1.gz
+		doman nvidia-modprobe.1.gz
+		doman nvidia-persistenced.1.gz
+		newinitd "${FILESDIR}/nvidia-smi.init" nvidia-smi
+		newconfd "${FILESDIR}/nvidia-persistenced.conf" nvidia-persistenced
+		newinitd "${FILESDIR}/nvidia-persistenced.init" nvidia-persistenced
+	fi
+
+	if use tools; then
+		emake -C "${S}"/nvidia-settings-${PV}/src/ \
+			DESTDIR="${D}" \
+			LIBDIR="${D}/usr/$(get_libdir)" \
+			PREFIX=/usr \
+			NV_USE_BUNDLED_LIBJANSSON=0 \
+			install
+
+		use static-libs && \
+			dolib.a "${S}"/nvidia-settings-${PV}/src/libXNVCtrl/libXNVCtrl.a
+
+		insinto /usr/include/NVCtrl
+		doins "${S}"/nvidia-settings-${PV}/src/libXNVCtrl/*.h
+
+		insinto /usr/share/nvidia/
+		doins nvidia-application-profiles-${PV}-key-documentation
+
+		insinto /etc/nvidia
+		newins \
+			nvidia-application-profiles-${PV}-rc nvidia-application-profiles-rc
+
+		# There is no icon in the FreeBSD tarball.
+		use kernel_FreeBSD || \
+			newicon ${NV_OBJ}/nvidia-settings.png ${PN}-settings.png
+
+		domenu "${FILESDIR}"/${PN}-settings.desktop
+
+		exeinto /etc/X11/xinit/xinitrc.d
+		doexe "${FILESDIR}"/95-nvidia-settings
+
+	fi
+
+	dobin ${NV_OBJ}/nvidia-bug-report.sh
+
+	#doenvd "${FILESDIR}"/50nvidia-prelink-blacklist
+
+	if has_multilib_profile && use multilib ; then
+		local OABI=${ABI}
+		for ABI in $(get_install_abis) ; do
+			src_install-libs
+		done
+		ABI=${OABI}
+		unset OABI
+	else
+		src_install-libs
+	fi
+
+	is_final_abi || die "failed to iterate through all ABIs"
+
+	readme.gentoo_create_doc
+}
+
+src_install-libs() {
+	local inslibdir=$(get_libdir)
+	local GL_ROOT="/usr/$(get_libdir)/opengl/nvidia/lib"
+	local CL_ROOT="/usr/$(get_libdir)/OpenCL/vendors/nvidia"
+	local libdir=${NV_OBJ}
+
+	if use kernel_linux && has_multilib_profile && \
+			[[ ${ABI} == "x86" ]] ; then
+		libdir=${NV_OBJ}/32
+	fi
+
+	if use X; then
+		# The GLX libraries
+		donvidia ${libdir}/libEGL.so ${NV_SOVER} ${GL_ROOT}
+		donvidia ${libdir}/libGL.so ${NV_SOVER} ${GL_ROOT}
+		donvidia ${libdir}/libGLESv1_CM.so ${NV_SOVER} ${GL_ROOT}
+		donvidia ${libdir}/libnvidia-eglcore.so ${NV_SOVER}
+		donvidia ${libdir}/libnvidia-glcore.so ${NV_SOVER}
+		donvidia ${libdir}/libnvidia-glsi.so ${NV_SOVER}
+		donvidia ${libdir}/libnvidia-ifr.so ${NV_SOVER}
+		if use kernel_FreeBSD; then
+			donvidia ${libdir}/libnvidia-tls.so ${NV_SOVER}
+		else
+			donvidia ${libdir}/tls/libnvidia-tls.so ${NV_SOVER}
+		fi
+
+		# VDPAU
+		donvidia ${libdir}/libvdpau_nvidia.so ${NV_SOVER}
+
+		# GLES v2 libraries
+		insinto ${GL_ROOT}
+		doexe ${libdir}/libGLESv2.so.${PV}
+		dosym libGLESv2.so.${PV} ${GL_ROOT}/libGLESv2.so.2
+		dosym libGLESv2.so.2 ${GL_ROOT}/libGLESv2.so
+	fi
+
+	# NVIDIA monitoring library
+	if use kernel_linux ; then
+		donvidia ${libdir}/libnvidia-ml.so ${NV_SOVER}
+	fi
+
+	# CUDA & OpenCL
+	if use kernel_linux; then
+		donvidia ${libdir}/libcuda.so ${NV_SOVER}
+		donvidia ${libdir}/libnvidia-compiler.so ${NV_SOVER}
+		donvidia ${libdir}/libOpenCL.so 1.0.0 ${CL_ROOT}
+		donvidia ${libdir}/libnvidia-opencl.so ${NV_SOVER}
+	fi
+}
+
+pkg_preinst() {
+	if use kernel_linux; then
+		linux-mod_pkg_preinst
+
+		local videogroup="$(egetent group video | cut -d ':' -f 3)"
+		if [ -z "${videogroup}" ]; then
+			eerror "Failed to determine the video group gid"
+			die "Failed to determine the video group gid"
+		else
+			sed -i \
+				-e "s:PACKAGE:${PF}:g" \
+				-e "s:VIDEOGID:${videogroup}:" \
+				"${D}"/etc/modprobe.d/nvidia.conf || die
+		fi
+	fi
+
+	# Clean the dynamic libGL stuff's home to ensure
+	# we dont have stale libs floating around
+	if [ -d "${ROOT}"/usr/lib/opengl/nvidia ] ; then
+		rm -rf "${ROOT}"/usr/lib/opengl/nvidia/*
+	fi
+	# Make sure we nuke the old nvidia-glx's env.d file
+	if [ -e "${ROOT}"/etc/env.d/09nvidia ] ; then
+		rm -f "${ROOT}"/etc/env.d/09nvidia
+	fi
+}
+
+pkg_postinst() {
+	use kernel_linux && linux-mod_pkg_postinst
+
+	# Switch to the nvidia implementation
+	use X && "${ROOT}"/usr/bin/eselect opengl set --use-old nvidia
+	"${ROOT}"/usr/bin/eselect opencl set --use-old nvidia
+
+	readme.gentoo_print_elog
+
+	if ! use X; then
+		elog "You have elected to not install the X.org driver. Along with"
+		elog "this the OpenGL libraries and VDPAU libraries were not"
+		elog "installed. Additionally, once the driver is loaded your card"
+		elog "and fan will run at max speed which may not be desirable."
+		elog "Use the 'nvidia-smi' init script to have your card and fan"
+		elog "speed scale appropriately."
+		elog
+	fi
+	if ! use tools; then
+		elog "USE=tools controls whether the nvidia-settings application"
+		elog "is installed. If you would like to use it, enable that"
+		elog "flag and re-emerge this ebuild. Optionally you can install"
+		elog "media-video/nvidia-settings"
+		elog
+	fi
+}
+
+pkg_prerm() {
+	use X && "${ROOT}"/usr/bin/eselect opengl set --use-old xorg-x11
+}
+
+pkg_postrm() {
+	use kernel_linux && linux-mod_pkg_postrm
+	use X && "${ROOT}"/usr/bin/eselect opengl set --use-old xorg-x11
+}