virtualbox packages: Bump to version 6.1.16

Closes: https://bugs.gentoo.org/750440
Closes: https://bugs.gentoo.org/747946
Package-Manager: Portage-3.0.8, Repoman-3.0.2
Signed-off-by: Lars Wendler <polynomial-c@gentoo.org>

2 files changed, 513 insertions, 0 deletions

diff --git a/app-emulation/virtualbox/Manifest b/app-emulation/virtualbox/Manifest
index b70f663ffd95..319ed8af7cbc 100644
--- a/app-emulation/virtualbox/Manifest
+++ b/app-emulation/virtualbox/Manifest
@@ -1,5 +1,6 @@
 DIST VirtualBox-6.0.24.tar.bz2 159833756 BLAKE2B 321f7988a5b55a794e2d51937a0752d96eaefb376c12e2fb23be08dff81b164153e19a7d5963a0404f630fb38d6047b9d954a67923f26b2aa16d861a0c6a1b63 SHA512 e6f98d0036cdebc52c78c5ddbce369d9ef0a036c366647b299060e1ccf6942f6b6f899201dfa08c410a039f353b767a41a0d14579c741dc5c034a035cb16c534
 DIST VirtualBox-6.1.12a.tar.bz2 165246721 BLAKE2B e9ee7c10d92b151ab10833c68d0c71a09419bba4dbf86f21401263a98273f5ad5cf628347215d641e80e11d8e77bafeda606822cdd4d02344490fca6b95814ef SHA512 27fe66daf7fa254d9fc4a2cca4a8bbcfbfe6c3387a9f4a740c8ac1297587b5083bccbeef97dcc4e482c4974c843450212e02415b4952eb38b82e179615741193
 DIST VirtualBox-6.1.14a.tar.bz2 165962245 BLAKE2B 7f064ea58f7e4f36a0cda9badc7d16d5e95246de923ab9d179688c7f2f020625efa89c592aceec59d54f1c48934b20674594cc6a63f3f42e9fef39cfd5803027 SHA512 7bdf248b53c517923afc46998e46f63271f71ee73fa6826f367828128944895b2d672d7fc4d05f222e6d45897269fe699f7360ee1534c96450e2cc7bc14c0f13
+DIST VirtualBox-6.1.16.tar.bz2 165470821 BLAKE2B 13376322d0ce2ea3ed826c61816ff19c8ce1f022f6cb1f1b0c291d72354cbe574a01589a6dcc39de10080ba32d5961ca980e75fe11c7401736bf8f7e5443d166 SHA512 4373eb35934f894e419e1441f6368e646e4a84b963a0ecf1e5c71bbf0231de0b0e52f4c4377b8cd2d956bc7a11346a9da2285988bf1e4c743971c413c6529421
 DIST virtualbox-6.0.24-patches-01.tar.xz 3640 BLAKE2B e55c30395978471edd0f291cd34ecb772cce2f27bea88c6fe348e83046777638be9bdd36bf3a2fd1967357ea7ff53936398cd94ee74d8e55d31c1896069404ff SHA512 b8d9395083769a641a5d7f78ac734a86220fec817e3e49461208f8e72ef7d11c19fe4507e6766fe7c8c815c9888f793fd66f3fae36d6e3a217e53620b5d95029
 DIST virtualbox-6.1.12-patches-01.tar.xz 2528 BLAKE2B a5d7cde0daea41bee2e40e46569c725769927a31865d99d13b8b13c4903e59b4097f85da15dc592b9c7e8baf8ff805397af827620f107ba09a468b4d1198ecab SHA512 f71d10a9fbce99c3f631ef30bcfa9d0e017e702ac509541b039e08ccbcd024beb93fde09c43d90af5d9d28f6842a7947f20e7950d3897da3e6d57859657e1123
diff --git a/app-emulation/virtualbox/virtualbox-6.1.16.ebuild b/app-emulation/virtualbox/virtualbox-6.1.16.ebuild
new file mode 100644
index 000000000000..f207651526b6
--- /dev/null
+++ b/app-emulation/virtualbox/virtualbox-6.1.16.ebuild
@@ -0,0 +1,512 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6,7,8} )
+inherit desktop flag-o-matic java-pkg-opt-2 linux-info pax-utils python-single-r1 tmpfiles toolchain-funcs udev xdg
+
+MY_PN="VirtualBox"
+MY_PV="${PV/beta/BETA}"
+MY_PV="${MY_PV/rc/RC}"
+MY_P=${MY_PN}-${MY_PV}
+[[ "${PV}" == *a ]] && DIR_PV="$(ver_cut 1-3)"
+
+DESCRIPTION="Family of powerful x86 virtualization products for enterprise and home use"
+HOMEPAGE="https://www.virtualbox.org/"
+SRC_URI="https://download.virtualbox.org/virtualbox/${DIR_PV:-${MY_PV}}/${MY_P}.tar.bz2
+	https://dev.gentoo.org/~polynomial-c/${PN}/patchsets/${PN}-6.1.12-patches-01.tar.xz"
+
+LICENSE="GPL-2 dtrace? ( CDDL )"
+SLOT="0"
+[[ "${PV}" == *_beta* ]] || [[ "${PV}" == *_rc* ]] || \
+KEYWORDS="~amd64"
+IUSE="alsa debug doc dtrace headless java libressl lvm +opus pam pax_kernel pulseaudio +opengl python +qt5 +sdk +udev vboxwebsrv vnc"
+
+CDEPEND="
+	${PYTHON_DEPS}
+	!app-emulation/virtualbox-bin
+	acct-group/vboxusers
+	~app-emulation/virtualbox-modules-${DIR_PV:-${PV}}
+	dev-libs/libIDL
+	>=dev-libs/libxslt-1.1.19
+	net-misc/curl
+	dev-libs/libxml2
+	media-libs/libpng:0=
+	media-libs/libvpx:0=
+	sys-libs/zlib:=
+	!headless? (
+		media-libs/libsdl:0[X,video]
+		x11-libs/libX11
+		x11-libs/libxcb:=
+		x11-libs/libXcursor
+		x11-libs/libXext
+		x11-libs/libXmu
+		x11-libs/libXt
+		opengl? ( media-libs/libglvnd[X] )
+		qt5? (
+			dev-qt/qtcore:5
+			dev-qt/qtgui:5
+			dev-qt/qtprintsupport:5
+			dev-qt/qtwidgets:5
+			dev-qt/qtx11extras:5
+			opengl? ( dev-qt/qtopengl:5 )
+			x11-libs/libXinerama
+		)
+	)
+	libressl? ( dev-libs/libressl:= )
+	!libressl? ( dev-libs/openssl:0= )
+	lvm? ( sys-fs/lvm2 )
+	opus? ( media-libs/opus )
+	udev? ( >=virtual/udev-171 )
+	vnc? ( >=net-libs/libvncserver-0.9.9 )
+"
+DEPEND="
+	${CDEPEND}
+	alsa? ( >=media-libs/alsa-lib-1.0.13 )
+	!headless? (
+		x11-libs/libXinerama
+		opengl? ( virtual/opengl )
+	)
+	pam? ( sys-libs/pam )
+	pax_kernel? ( sys-apps/elfix )
+	pulseaudio? ( media-sound/pulseaudio )
+	qt5? ( dev-qt/linguist-tools:5 )
+	vboxwebsrv? ( net-libs/gsoap[-gnutls(-)] )
+"
+BDEPEND="
+	${PYTHON_DEPS}
+	>=dev-util/kbuild-0.1.9998.3127
+	>=dev-lang/yasm-0.6.2
+	sys-devel/bin86
+	sys-libs/libcap
+	sys-power/iasl
+	virtual/pkgconfig
+	doc? (
+		app-text/docbook-sgml-dtd:4.4
+		dev-texlive/texlive-basic
+		dev-texlive/texlive-latex
+		dev-texlive/texlive-latexrecommended
+		dev-texlive/texlive-latexextra
+		dev-texlive/texlive-fontsrecommended
+		dev-texlive/texlive-fontsextra
+	)
+	java? ( >=virtual/jdk-1.6 )
+"
+RDEPEND="
+	${CDEPEND}
+	java? ( >=virtual/jre-1.6 )
+"
+
+QA_TEXTRELS_x86="usr/lib/virtualbox-ose/VBoxGuestPropSvc.so
+	usr/lib/virtualbox/VBoxSDL.so
+	usr/lib/virtualbox/VBoxSharedFolders.so
+	usr/lib/virtualbox/VBoxDD2.so
+	usr/lib/virtualbox/VBoxOGLrenderspu.so
+	usr/lib/virtualbox/VBoxPython.so
+	usr/lib/virtualbox/VBoxDD.so
+	usr/lib/virtualbox/VBoxDDU.so
+	usr/lib/virtualbox/VBoxREM64.so
+	usr/lib/virtualbox/VBoxSharedClipboard.so
+	usr/lib/virtualbox/VBoxHeadless.so
+	usr/lib/virtualbox/VBoxRT.so
+	usr/lib/virtualbox/VBoxREM.so
+	usr/lib/virtualbox/VBoxSettings.so
+	usr/lib/virtualbox/VBoxKeyboard.so
+	usr/lib/virtualbox/VBoxSharedCrOpenGL.so
+	usr/lib/virtualbox/VBoxVMM.so
+	usr/lib/virtualbox/VirtualBox.so
+	usr/lib/virtualbox/VBoxOGLhosterrorspu.so
+	usr/lib/virtualbox/components/VBoxC.so
+	usr/lib/virtualbox/components/VBoxSVCM.so
+	usr/lib/virtualbox/components/VBoxDDU.so
+	usr/lib/virtualbox/components/VBoxRT.so
+	usr/lib/virtualbox/components/VBoxREM.so
+	usr/lib/virtualbox/components/VBoxVMM.so
+	usr/lib/virtualbox/VBoxREM32.so
+	usr/lib/virtualbox/VBoxPython2_7.so
+	usr/lib/virtualbox/VBoxXPCOMC.so
+	usr/lib/virtualbox/VBoxOGLhostcrutil.so
+	usr/lib/virtualbox/VBoxNetDHCP.so
+	usr/lib/virtualbox/VBoxNetNAT.so"
+
+S="${WORKDIR}/${MY_PN}-${DIR_PV:-${MY_PV}}"
+
+REQUIRED_USE="
+	java? ( sdk )
+	python? ( sdk )
+	vboxwebsrv? ( java )
+	${PYTHON_REQUIRED_USE}
+"
+
+pkg_pretend() {
+	if ! use headless && ! use qt5 ; then
+		einfo "No USE=\"qt5\" selected, this build will not include any Qt frontend."
+	elif use headless && use qt5 ; then
+		einfo "You selected USE=\"headless qt5\", defaulting to"
+		einfo "USE=\"headless\", this build will not include any X11/Qt frontend."
+	fi
+
+	if ! use opengl ; then
+		einfo "No USE=\"opengl\" selected, this build will lack"
+		einfo "the OpenGL feature."
+	fi
+	if ! use python ; then
+		einfo "You have disabled the \"python\" USE flag. This will only"
+		einfo "disable the python bindings being installed."
+	fi
+}
+
+pkg_setup() {
+	java-pkg-opt-2_pkg_setup
+	python-single-r1_pkg_setup
+
+	tc-ld-disable-gold #bug 488176
+	tc-export CC CXX LD AR RANLIB
+	export HOST_CC="$(tc-getBUILD_CC)"
+}
+
+src_prepare() {
+	# Remove shipped binaries (kBuild,yasm), see bug #232775
+	rm -r kBuild/bin tools || die
+
+	# Replace pointless GCC version check with something less stupid.
+	# This is needed for the qt5 version check.
+	sed -e 's@^check_gcc$@cc_maj="$(${CC} -dumpversion | cut -d. -f1)" ; cc_min="$(${CC} -dumpversion | cut -d. -f2)"@' \
+		-i configure || die
+
+	# Disable things unused or split into separate ebuilds
+	sed -e "s@MY_LIBDIR@$(get_libdir)@" \
+		"${FILESDIR}"/${PN}-5-localconfig > LocalConfig.kmk || die
+
+	# Respect LDFLAGS
+	sed -e "s@_LDFLAGS\.${ARCH}*.*=@& ${LDFLAGS}@g" \
+		-i Config.kmk src/libs/xpcom18a4/Config.kmk || die
+
+	# Do not use hard-coded ld (related to bug #488176)
+	sed -e '/QUIET)ld /s@ld @$(LD) @' \
+		-i src/VBox/Devices/PC/ipxe/Makefile.kmk || die
+
+	# Use PAM only when pam USE flag is enbaled (bug #376531)
+	if ! use pam ; then
+		elog "Disabling PAM removes the possibility to use the VRDP features."
+		sed -i 's@^.*VBOX_WITH_PAM@#VBOX_WITH_PAM@' Config.kmk || die
+		sed -i 's@\(.*/auth/Makefile.kmk.*\)@#\1@' \
+			src/VBox/HostServices/Makefile.kmk || die
+	fi
+
+	# add correct java path
+	if use java ; then
+		sed "s@/usr/lib/jvm/java-6-sun@$(java-config -O)@" \
+			-i "${S}"/Config.kmk || die
+		java-pkg-opt-2_src_prepare
+	fi
+
+	# Only add nopie patch when we're on hardened
+	if gcc-specs-pie ; then
+		eapply "${FILESDIR}/050_virtualbox-5.2.8-nopie.patch"
+	fi
+
+	# Only add paxmark patch when we're on pax_kernel
+	if use pax_kernel ; then
+		eapply "${FILESDIR}"/virtualbox-5.2.8-paxmark-bldprogs.patch
+	fi
+
+	eapply "${WORKDIR}/patches"
+
+	eapply_user
+}
+
+doecho() {
+	echo "$@"
+	"$@" || die
+}
+
+src_configure() {
+	local myconf=(
+		--with-gcc="$(tc-getCC)"
+		--with-g++="$(tc-getCXX)"
+		--disable-dbus
+		--disable-kmods
+		$(usex alsa '' --disable-alsa)
+		$(usex debug --build-debug '')
+		$(usex doc '' --disable-docs)
+		$(usex java '' --disable-java)
+		$(usex lvm '' --disable-devmapper)
+		$(usex opus '' --disable-libopus)
+		$(usex pulseaudio '' --disable-pulse)
+		$(usex python '' --disable-python)
+		$(usex vboxwebsrv --enable-webservice '')
+		$(usex vnc --enable-vnc '')
+	)
+	if ! use headless ; then
+		myconf+=(
+			$(usex opengl '' --disable-opengl)
+			$(usex qt5 '' --disable-qt)
+		)
+	else
+		myconf+=(
+			--build-headless
+			--disable-opengl
+		)
+	fi
+	if use amd64 && ! has_multilib_profile ; then
+		myconf+=( --disable-vmmraw )
+	fi
+	# not an autoconf script
+	doecho ./configure ${myconf[@]}
+}
+
+src_compile() {
+	source ./env.sh || die
+
+	# Force kBuild to respect C[XX]FLAGS and MAKEOPTS (bug #178529)
+	MAKEJOBS=$(grep -Eo '(\-j|\-\-jobs)(=?|[[:space:]]*)[[:digit:]]+' <<< ${MAKEOPTS}) #'
+	MAKELOAD=$(grep -Eo '(\-l|\-\-load-average)(=?|[[:space:]]*)[[:digit:]]+' <<< ${MAKEOPTS}) #'
+	MAKEOPTS="${MAKEJOBS} ${MAKELOAD}"
+	MAKE="kmk" emake \
+		VBOX_BUILD_PUBLISHER=_Gentoo \
+		TOOL_GXX3_CC="$(tc-getCC)" TOOL_GXX3_CXX="$(tc-getCXX)" \
+		TOOL_GXX3_LD="$(tc-getCXX)" VBOX_GCC_OPT="${CXXFLAGS}" \
+		TOOL_YASM_AS=yasm KBUILD_VERBOSE=2 \
+		VBOX_WITH_VBOXIMGMOUNT=1 \
+		all
+}
+
+src_install() {
+	cd "${S}"/out/linux.${ARCH}/$(usex debug debug release)/bin || die
+
+	local vbox_inst_path="/usr/$(get_libdir)/${PN}" each size ico icofile
+
+	vbox_inst() {
+		local binary="${1}"
+		local perms="${2:-0750}"
+		local path="${3:-${vbox_inst_path}}"
+
+		[[ -n "${binary}" ]] || die "vbox_inst: No binary given!"
+		[[ ${perms} =~ ^[[:digit:]]+{4}$ ]] || die "vbox_inst: perms must consist of four digits."
+
+		insinto ${path}
+		doins ${binary}
+		fowners root:vboxusers ${path}/${binary}
+		fperms ${perms} ${path}/${binary}
+	}
+
+	# Create configuration files
+	insinto /etc/vbox
+	newins "${FILESDIR}/${PN}-4-config" vbox.cfg
+
+	# Set the correct libdir
+	sed \
+		-e "s@MY_LIBDIR@$(get_libdir)@" \
+		-i "${ED}"/etc/vbox/vbox.cfg || die "vbox.cfg sed failed"
+
+	# Install the wrapper script
+	exeinto ${vbox_inst_path}
+	newexe "${FILESDIR}/${PN}-ose-6-wrapper" "VBox"
+	fowners root:vboxusers ${vbox_inst_path}/VBox
+	fperms 0750 ${vbox_inst_path}/VBox
+
+	# Install binaries and libraries
+	insinto ${vbox_inst_path}
+	doins -r components
+
+	for each in VBox{Autostart,BalloonCtrl,BugReport,CpuReport,ExtPackHelperApp,Manage,SVC,Tunctl,VMMPreload,XPCOMIPCD} vboximg-mount *so *r0 iPxeBaseBin ; do
+		vbox_inst ${each}
+	done
+
+	# These binaries need to be suid root.
+	for each in VBox{Headless,Net{AdpCtl,DHCP,NAT}} ; do
+		vbox_inst ${each} 4750
+	done
+
+	# Install EFI Firmware files (bug #320757)
+	for each in VBoxEFI{32,64}.fd ; do
+		vbox_inst ${each} 0644
+	done
+
+	# VBoxSVC and VBoxManage need to be pax-marked (bug #403453)
+	# VBoxXPCOMIPCD (bug #524202)
+	for each in VBox{Headless,Manage,SVC,XPCOMIPCD} ; do
+		pax-mark -m "${ED}"${vbox_inst_path}/${each}
+	done
+
+	# Symlink binaries to the shipped wrapper
+	for each in vbox{autostart,balloonctrl,bugreport,headless,manage} VBox{Autostart,BalloonCtrl,BugReport,Headless,Manage,VRDP} ; do
+		dosym ${vbox_inst_path}/VBox /usr/bin/${each}
+	done
+	dosym ${vbox_inst_path}/VBoxTunctl /usr/bin/VBoxTunctl
+	dosym ${vbox_inst_path}/vboximg-mount /usr/bin/vboximg-mount
+
+	if use pam ; then
+		# VRDPAuth only works with this (bug #351949)
+		dosym VBoxAuth.so ${vbox_inst_path}/VRDPAuth.so
+	fi
+
+	# set an env-variable for 3rd party tools
+	echo -n "VBOX_APP_HOME=${vbox_inst_path}" > "${T}/90virtualbox"
+	doenvd "${T}/90virtualbox"
+
+	if ! use headless ; then
+		vbox_inst rdesktop-vrdp
+		vbox_inst VBoxSDL 4750
+		pax-mark -m "${ED}"${vbox_inst_path}/VBoxSDL
+
+		for each in vboxsdl VBoxSDL ; do
+			dosym ${vbox_inst_path}/VBox /usr/bin/${each}
+		done
+
+		if use qt5 ; then
+			vbox_inst VirtualBox
+			vbox_inst VirtualBoxVM 4750
+			for each in VirtualBox{,VM} ; do
+				pax-mark -m "${ED}"${vbox_inst_path}/${each}
+			done
+
+			if use opengl ; then
+				vbox_inst VBoxTestOGL
+				pax-mark -m "${ED}"${vbox_inst_path}/VBoxTestOGL
+			fi
+
+			for each in virtualbox{,vm} VirtualBox{,VM} ; do
+				dosym ${vbox_inst_path}/VBox /usr/bin/${each}
+			done
+
+			insinto /usr/share/${PN}
+			doins -r nls
+			doins -r UnattendedTemplates
+
+			domenu ${PN}.desktop
+		fi
+
+		pushd "${S}"/src/VBox/Artwork/OSE &>/dev/null || die
+		for size in 16 32 48 64 128 ; do
+			newicon -s ${size} ${PN}-${size}px.png ${PN}.png
+		done
+		newicon ${PN}-48px.png ${PN}.png
+		doicon -s scalable ${PN}.svg
+		popd &>/dev/null || die
+		pushd "${S}"/src/VBox/Artwork/other &>/dev/null || die
+		for size in 16 24 32 48 64 72 96 128 256 512 ; do
+			for ico in hdd ova ovf vbox{,-extpack} vdi vdh vmdk ; do
+				icofile="${PN}-${ico}-${size}px.png"
+				if [[ -f "${icofile}" ]] ; then
+					newicon -s ${size} ${icofile} ${PN}-${ico}.png
+				fi
+			done
+		done
+		popd &>/dev/null || die
+	fi
+
+	if use lvm ; then
+		vbox_inst VBoxVolInfo 4750
+		dosym ${vbox_inst_path}/VBoxVolInfo /usr/bin/VBoxVolInfo
+	fi
+
+	if use sdk ; then
+		insinto ${vbox_inst_path}
+		doins -r sdk
+
+		if use java ; then
+			java-pkg_regjar "${ED}/${vbox_inst_path}/sdk/bindings/xpcom/java/vboxjxpcom.jar"
+			java-pkg_regso "${ED}/${vbox_inst_path}/libvboxjxpcom.so"
+		fi
+	fi
+
+	if use udev ; then
+		# New way of handling USB device nodes for VBox (bug #356215)
+		local udevdir="$(get_udevdir)"
+		insinto ${udevdir}
+		doins VBoxCreateUSBNode.sh
+		fowners root:vboxusers ${udevdir}/VBoxCreateUSBNode.sh
+		fperms 0750 ${udevdir}/VBoxCreateUSBNode.sh
+		insinto ${udevdir}/rules.d
+		sed "s@%UDEVDIR%@${udevdir}@" "${FILESDIR}"/10-virtualbox.rules \
+			> "${T}"/10-virtualbox.rules || die
+		doins "${T}"/10-virtualbox.rules
+	fi
+
+	if use vboxwebsrv ; then
+		vbox_inst vboxwebsrv
+		dosym ${vbox_inst_path}/VBox /usr/bin/vboxwebsrv
+		newinitd "${FILESDIR}"/vboxwebsrv-initd vboxwebsrv
+		newconfd "${FILESDIR}"/vboxwebsrv-confd vboxwebsrv
+	fi
+
+	# Remove dead symlinks (bug #715338)
+	find "${ED}"/usr/$(get_libdir)/${PN} -xtype l -delete || die
+
+	# Fix version string in extensions or else they don't get accepted
+	# by the virtualbox host process (see bug #438930)
+	find ExtensionPacks -type f -name "ExtPack.xml" -print0 \
+		| xargs --no-run-if-empty --null sed -i '/Version/s@_Gentoo@@' \
+		|| die
+
+	local extensions_dir="${vbox_inst_path}/ExtensionPacks"
+
+	if use vnc ; then
+		insinto ${extensions_dir}
+		doins -r ExtensionPacks/VNC
+	fi
+
+	if use dtrace ; then
+		insinto ${extensions_dir}
+		doins -r ExtensionPacks/Oracle_VBoxDTrace_Extension_Pack
+	fi
+
+	if use doc ; then
+		dodoc UserManual.pdf
+	fi
+
+	newtmpfiles "${FILESDIR}"/${PN}-vboxusb_tmpfilesd ${PN}-vboxusb.conf
+}
+
+pkg_preinst() {
+	xdg_pkg_preinst
+}
+
+pkg_postinst() {
+	xdg_pkg_postinst
+
+	if use udev ; then
+		udevadm control --reload-rules \
+			&& udevadm trigger --subsystem-match=usb
+	fi
+
+	tmpfiles_process /usr/lib/tmpfiles.d/virtualbox-vboxusb.conf
+
+	if ! use headless && use qt5 ; then
+		elog "To launch VirtualBox just type: \"virtualbox\"."
+	fi
+	elog "You must be in the vboxusers group to use VirtualBox."
+	elog ""
+	elog "The latest user manual is available for download at:"
+	elog "http://download.virtualbox.org/virtualbox/${DIR_PV:-${PV}}/UserManual.pdf"
+	elog ""
+	elog "For advanced networking setups you should emerge:"
+	elog "net-misc/bridge-utils and sys-apps/usermode-utilities"
+	elog ""
+	elog "Starting with version 4.0.0, ${PN} has USB-1 support."
+	elog "For USB-2 support, PXE-boot ability and VRDP support please emerge"
+	elog "  app-emulation/virtualbox-extpack-oracle"
+	elog "package."
+	elog "Starting with version 5.0.0, ${PN} no longer has the \"additions\" and"
+	elog "the \"extension\" USE flag. For installation of the guest additions ISO"
+	elog "image, please emerge"
+	elog "  app-emulation/virtualbox-additions"
+	elog "and for the USB2, USB3, VRDP and PXE boot ROM modules, please emerge"
+	elog "  app-emulation/virtualbox-extpack-oracle"
+	if ! use udev ; then
+		elog ""
+		elog "WARNING!"
+		elog "Without USE=udev, USB devices will likely not work in ${PN}."
+	elif [[ -e "${ROOT}/etc/udev/rules.d/10-virtualbox.rules" ]] ; then
+		elog ""
+		elog "Please remove \"${ROOT}/etc/udev/rules.d/10-virtualbox.rules\""
+		elog "or else USB in ${PN} won't work."
+	fi
+}
+
+pkg_postrm() {
+	xdg_pkg_postrm
+}