app-emulation/xen-tools: bump to 4.12.3

Closes: https://bugs.gentoo.org/722930
Closes: https://bugs.gentoo.org/713876
Closes: https://github.com/gentoo/gentoo/pull/15857
Signed-off-by: Tomáš Mózes <hydrapolic@gmail.com>
Signed-off-by: Yixun Lan <dlan@gentoo.org>

3 files changed, 516 insertions, 0 deletions

diff --git a/app-emulation/xen-tools/Manifest b/app-emulation/xen-tools/Manifest
index 33a75f083dba..3e7eec43fe7c 100644
--- a/app-emulation/xen-tools/Manifest
+++ b/app-emulation/xen-tools/Manifest
@@ -8,6 +8,8 @@ DIST seabios-1.12.0.tar.gz 613542 BLAKE2B f145c2db716996bfa9e5c014086ccfaa8ae96e
 DIST seabios-1.12.1.tar.gz 613450 BLAKE2B cb926b650c41a9962db407945cb5b6558079b061bd61f32ea56aedf0d37a00d10ad4434acbe717ffbc0dd1d1c0767304af8e640a53b0fc3784969dfa1590f681 SHA512 58755ce842adcb99c0f2f3ebbf9ec6d4a5072753966ab46805a96db1570847b109a90e6e03d61f9088ef877ca8ba96a8006777dc38ec434fce6b487f6c1f91d0
 DIST xen-4.12.2-upstream-patches-0.tar.xz 3976 BLAKE2B 4527b5699b13e1b5bed9b82b67c7a3ddfbe39dc69f63b3bb1fda81cb315c6d78a34441219b8d4ae3d95ae2bc52ef0779410b65813212fa07867061fcb2b599ac SHA512 462de147b0474ca8e051219b41b088f25eb4be3962cde399403be5fbcfd4747054f84bf8c732ba8d86c1ba1980c518b67cd8e4f342e4120dd8bf6594d185a92e
 DIST xen-4.12.2.tar.gz 26985135 BLAKE2B 530821011a6dd0ac0a99fb135ff5311eb8e975c3791818093b5e250eed7854d153de6d4340197f9b949c0ad2c3d7b2b7180deb42bc71748ff70ff6fad195269d SHA512 7d9e7921271830c9eadf1bb8eca1aec20d343ad7475b0dc3165ef6d681759e7cb70739f8d9f85622a23aef960988820e822267fb198b12ee3dd657ad6164069f
+DIST xen-4.12.3.tar.gz 26985230 BLAKE2B 403de519a552f1cd49e5a85b63f48df1b7a47ff8381385860b67df32af0b33be1c13c92ca2234e4479b7f415e711e0f46c396c3f62dfb5b2465d2991723cf6ef SHA512 7bbf4e752477f18143ac9a62fb633b1fbe115a1a9b03d0132f33dfca025bc9b76d9c2e9b66a3e407d14aff161b940b1a82e3e3ca43213798e9dd38b6970194e0
 DIST xen-4.13.0-upstream-patches-0.tar.xz 11156 BLAKE2B e704a3fc1a9213a79208cf60b9972f5480214c0f050fce15245e225b67a34f90ca46e77a74c286d7aef90718295ec6968c2671b72f1994a4372bc191681d38f8 SHA512 594194021d0786016e8e214d477892c1ea721e1964729a15ab6928c3cb14b986cbc628d1522ccbf9d53fe568f680acb056d2ff2a37e64261d183589accea4983
 DIST xen-4.13.0.tar.gz 39005191 BLAKE2B cd85bfe549e20447afb8ec6b2ab33ea1893f45392c08737730d7898706748ebb96b2e842b2ff3e4af8c5d8a705e6d25a2bfb8acf0d7cc771805d0cc97757a949 SHA512 5b2ded9a2fe3f7ddf40eed1fa9858baead06233a01eb6099cc45b3c78b6c3823acfe7b731910733e87125dfa49d08c53f74c215fb1b320a92b44b87a0a105225
 DIST xen-gentoo-patches-20.tar.xz 17376 BLAKE2B 909795f611a089ab1eee86db5f034cec963c831873b3088f0682cdb7ec5284e75a4d49a5a1c93ee7a7e7ba3a899648b38928a1c7b726e019c2a90b66e31fee4a SHA512 d06b846ccb8c488f7155437cdf220533fc2d23ad13b0a2bd4d69d68938c4858fdb961c9e59f57c5228368b4e60dbbdf81ec15b77ecb0639bbf475333f8bf4b97
+DIST xen-gentoo-patches-21.tar.xz 18280 BLAKE2B 95446da72fc16cb82e4e51df8796c64db05a30894a351a98dbd6700ce354c34956ca09a1af98125a4e56c337936e8fae296d806519b8afa23a82b078aa0db8f1 SHA512 3cffac162606a09b10b47dca604f167897e6ac8d153411d3464ef29a7a4d46ac5b92340884cb21279cb2d053b131f1ea5cb2111e3e9a21b3298b5ab3320ee34d
diff --git a/app-emulation/xen-tools/files/gentoo-patches.conf b/app-emulation/xen-tools/files/gentoo-patches.conf
index 2134aa56ba24..53db26977b23 100644
--- a/app-emulation/xen-tools/files/gentoo-patches.conf
+++ b/app-emulation/xen-tools/files/gentoo-patches.conf
@@ -46,6 +46,9 @@ _gx049=" xen-tools-4.10.1-pdfdoc.patch"
 # Add xenstat python-binding, Gento Bug #711066
 _gx056=" xen-tools-4.12.2-libxenstat-makefile.patch"
 
+# Fix building with gcc 10, bug #722930
+_gx060=" xen-tools-4.13.0-gcc10.patch"
+
 # xen-tools-4.11.3 patches set
 _gpv_xen_tools_4113_0="
 ${_gx038} ${_gx017} ${_gx043}
@@ -66,6 +69,17 @@ ${_gx053} ${_gx050} ${_gx051}
 ${_gx054} ${_gx056}
 "
 
+# xen-tools-4.12.3 patches set
+_gpv_xen_tools_4123_0="
+${_gx038}
+${_gx027}
+${_gx028} ${_gx029}
+${_gx037} ${_gx042}
+${_gx053} ${_gx050} ${_gx051}
+${_gx054} ${_gx056}
+${_gx060}
+"
+
 # xen-tools-4.13.0 patches set
 _gpv_xen_tools_4130_0="
 ${_gx038}
diff --git a/app-emulation/xen-tools/xen-tools-4.12.3.ebuild b/app-emulation/xen-tools/xen-tools-4.12.3.ebuild
new file mode 100644
index 000000000000..0ce6e2b9c135
--- /dev/null
+++ b/app-emulation/xen-tools/xen-tools-4.12.3.ebuild
@@ -0,0 +1,500 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python2_7 )
+PYTHON_REQ_USE='ncurses,xml,threads'
+
+inherit bash-completion-r1 flag-o-matic multilib python-single-r1 toolchain-funcs
+
+MY_PV=${PV/_/-}
+
+if [[ $PV == *9999 ]]; then
+	inherit git-r3
+	REPO="xen.git"
+	EGIT_REPO_URI="git://xenbits.xen.org/${REPO}"
+	S="${WORKDIR}/${REPO}"
+else
+	KEYWORDS="~amd64 ~arm ~arm64 ~x86"
+	UPSTREAM_VER=
+	SECURITY_VER=
+	# xen-tools's gentoo patches tarball
+	GENTOO_VER=21
+	# xen-tools's gentoo patches version which apply to this specific ebuild
+	GENTOO_GPV=0
+	# xen-tools ovmf's patches
+	OVMF_VER=
+
+	SEABIOS_VER=1.12.0
+	EDK2_COMMIT=ef529e6ab7c31290a33045bb1f1837447cc0eb56
+	IPXE_COMMIT=d2063b7693e0e35db97b2264aa987eb6341ae779
+
+	[[ -n ${UPSTREAM_VER} ]] && \
+		UPSTREAM_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${P/-tools/}-upstream-patches-${UPSTREAM_VER}.tar.xz
+		https://github.com/hydrapolic/gentoo-dist/raw/master/xen/${P/-tools/}-upstream-patches-${UPSTREAM_VER}.tar.xz"
+	[[ -n ${SECURITY_VER} ]] && \
+		SECURITY_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${PN/-tools}-security-patches-${SECURITY_VER}.tar.xz"
+	[[ -n ${GENTOO_VER} ]] && \
+		GENTOO_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${PN/-tools}-gentoo-patches-${GENTOO_VER}.tar.xz
+		https://github.com/hydrapolic/gentoo-dist/raw/master/xen/${PN/-tools/}-gentoo-patches-${GENTOO_VER}.tar.xz"
+	[[ -n ${OVMF_VER} ]] && \
+		OVMF_PATCHSET_URI="https://dev.gentoo.org/~dlan/distfiles/${PN/-tools}-ovmf-patches-${OVMF_VER}.tar.xz"
+
+	SRC_URI="https://downloads.xenproject.org/release/xen/${MY_PV}/xen-${MY_PV}.tar.gz
+	https://www.seabios.org/downloads/seabios-${SEABIOS_VER}.tar.gz
+	ipxe? ( http://xenbits.xen.org/xen-extfiles/ipxe-git-${IPXE_COMMIT}.tar.gz )
+	ovmf? ( https://github.com/tianocore/edk2/archive/${EDK2_COMMIT}.tar.gz -> edk2-${EDK2_COMMIT}.tar.gz
+		${OVMF_PATCHSET_URI} )
+	${UPSTREAM_PATCHSET_URI}
+	${SECURITY_PATCHSET_URI}
+	${GENTOO_PATCHSET_URI}"
+
+	S="${WORKDIR}/xen-${MY_PV}"
+fi
+
+DESCRIPTION="Xen tools including QEMU and xl"
+HOMEPAGE="https://www.xenproject.org"
+DOCS=( README )
+
+LICENSE="GPL-2"
+SLOT="0/$(ver_cut 1-2)"
+# Inclusion of IUSE ocaml on stabalizing requires maintainer of ocaml to (get off his hands and) make
+# >=dev-lang/ocaml-4 stable
+# Masked in profiles/eapi-5-files instead
+IUSE="api debug doc flask +hvm +ipxe ocaml ovmf +pam pygrub python +qemu +qemu-traditional +rombios screen sdl static-libs system-ipxe system-qemu system-seabios"
+
+REQUIRED_USE="
+	${PYTHON_REQUIRED_USE}
+	ipxe? ( rombios )
+	ovmf? ( hvm )
+	pygrub? ( python )
+	rombios? ( hvm )
+	system-ipxe? ( rombios )
+	?? ( ipxe system-ipxe )
+	?? ( qemu system-qemu )"
+
+COMMON_DEPEND="
+	sys-apps/pciutils
+	dev-libs/lzo:2
+	dev-libs/glib:2
+	dev-libs/yajl
+	dev-libs/libaio
+	dev-libs/libgcrypt:0
+	sys-libs/zlib
+	${PYTHON_DEPS}
+"
+
+DEPEND="${COMMON_DEPEND}
+	>=sys-kernel/linux-headers-4.11
+	$(python_gen_cond_dep '
+		dev-python/lxml[${PYTHON_MULTI_USEDEP}]
+		pam? ( dev-python/pypam[${PYTHON_MULTI_USEDEP}] )
+	')
+	x86? ( sys-devel/dev86
+		system-ipxe? ( sys-firmware/ipxe[qemu] )
+		sys-power/iasl )
+	api? ( dev-libs/libxml2
+		net-misc/curl )
+	ovmf? (
+		!arm? ( !arm64? ( dev-lang/nasm ) )
+		$(python_gen_impl_dep sqlite)
+		)
+	!amd64? ( >=sys-apps/dtc-1.4.0 )
+	amd64? ( sys-power/iasl
+		system-seabios? ( sys-firmware/seabios )
+		system-ipxe? ( sys-firmware/ipxe[qemu] )
+		rombios? ( sys-devel/bin86 sys-devel/dev86 ) )
+	dev-lang/perl
+	app-misc/pax-utils
+	doc? (
+		app-text/ghostscript-gpl
+		app-text/pandoc
+		$(python_gen_cond_dep '
+			dev-python/markdown[${PYTHON_MULTI_USEDEP}]
+		')
+		dev-texlive/texlive-latexextra
+		media-gfx/transfig
+	)
+	hvm? ( x11-base/xorg-proto )
+	qemu? (
+		app-arch/snappy:=
+		x11-libs/pixman
+		sdl? (
+			media-libs/libsdl[X]
+			media-libs/libsdl2[X]
+		)
+	)
+	system-qemu? ( app-emulation/qemu[xen] )
+	ocaml? ( dev-ml/findlib
+		>=dev-lang/ocaml-4 )
+	python? ( dev-lang/swig )"
+
+RDEPEND="${COMMON_DEPEND}
+	sys-apps/iproute2[-minimal]
+	net-misc/bridge-utils
+	screen? (
+		app-misc/screen
+		app-admin/logrotate
+	)"
+
+# hvmloader is used to bootstrap a fully virtualized kernel
+# Approved by QA team in bug #144032
+QA_WX_LOAD="
+	usr/libexec/xen/boot/hvmloader
+	usr/share/qemu-xen/qemu/hppa-firmware.img
+	usr/share/qemu-xen/qemu/s390-ccw.img
+	usr/share/qemu-xen/qemu/u-boot.e500
+"
+
+QA_PREBUILT="
+	usr/libexec/xen/bin/ivshmem-client
+	usr/libexec/xen/bin/ivshmem-server
+	usr/libexec/xen/bin/qemu-img
+	usr/libexec/xen/bin/qemu-io
+	usr/libexec/xen/bin/qemu-keymap
+	usr/libexec/xen/bin/qemu-nbd
+	usr/libexec/xen/bin/qemu-pr-helper
+	usr/libexec/xen/bin/qemu-system-i386
+	usr/libexec/xen/bin/virtfs-proxy-helper
+	usr/libexec/xen/libexec/xen-bridge-helper
+	usr/share/qemu-xen/qemu/s390-ccw.img
+	usr/share/qemu-xen/qemu/s390-netboot.img
+	usr/share/qemu-xen/qemu/u-boot.e500
+"
+
+RESTRICT="test"
+
+pkg_setup() {
+	python_setup
+	export "CONFIG_LOMOUNT=y"
+
+	#bug 522642, disable compile tools/tests
+	export "CONFIG_TESTS=n"
+
+	if [[ -z ${XEN_TARGET_ARCH} ]] ; then
+		if use x86 && use amd64; then
+			die "Confusion! Both x86 and amd64 are set in your use flags!"
+		elif use x86; then
+			export XEN_TARGET_ARCH="x86_32"
+		elif use amd64 ; then
+			export XEN_TARGET_ARCH="x86_64"
+		elif use arm; then
+			export XEN_TARGET_ARCH="arm32"
+		elif use arm64; then
+			export XEN_TARGET_ARCH="arm64"
+		else
+			die "Unsupported architecture!"
+		fi
+	fi
+}
+
+src_prepare() {
+	local i
+
+	# Upstream's patchset
+	if [[ -n ${UPSTREAM_VER} ]]; then
+		einfo "Try to apply Xen Upstream patch set"
+		eapply "${WORKDIR}"/patches-upstream
+	fi
+
+	# Security patchset
+	if [[ -n ${SECURITY_VER} ]]; then
+	einfo "Try to apply Xen Security patch set"
+		# apply main xen patches
+		# Two parallel systems, both work side by side
+		# Over time they may concdense into one. This will suffice for now
+		EPATCH_SUFFIX="patch"
+		EPATCH_FORCE="yes"
+
+		source "${WORKDIR}"/patches-security/${PV}.conf || die
+
+		for i in ${XEN_SECURITY_MAIN}; do
+			eapply "${WORKDIR}"/patches-security/xen/$i
+		done
+
+		# apply qemu-xen/upstream patches
+		pushd "${S}"/tools/qemu-xen/ > /dev/null
+		for i in ${XEN_SECURITY_QEMUU}; do
+			eapply "${WORKDIR}"/patches-security/qemuu/$i
+		done
+		popd > /dev/null
+
+		# apply qemu-traditional patches
+		pushd "${S}"/tools/qemu-xen-traditional/ > /dev/null
+		for i in ${XEN_SECURITY_QEMUT}; do
+			eapply "${WORKDIR}"/patches-security/qemut/$i
+		done
+		popd > /dev/null
+	fi
+
+	# move before Gentoo patch, one patch should apply to seabios, to fix gcc-4.5.x build err
+	mv ../seabios-${SEABIOS_VER} tools/firmware/seabios-dir-remote || die
+	pushd tools/firmware/ > /dev/null
+	ln -s seabios-dir-remote seabios-dir || die
+	popd > /dev/null
+
+	# Gentoo's patchset
+	if [[ -n ${GENTOO_VER} && -n ${GENTOO_GPV} ]]; then
+		einfo "Try to apply Gentoo specific patch set"
+		source "${FILESDIR}"/gentoo-patches.conf || die
+		_gpv=_gpv_${PN/-/_}_${PV//./}_${GENTOO_GPV}
+		for i in ${!_gpv}; do
+			eapply "${WORKDIR}"/patches-gentoo/$i
+		done
+	fi
+
+	# Ovmf's patchset
+	if use ovmf; then
+		if [[ -n ${OVMF_VER} ]];then
+			einfo "Try to apply Ovmf patch set"
+			pushd "${WORKDIR}"/edk2-*/ > /dev/null
+			eapply "${WORKDIR}"/patches-ovmf
+			popd > /dev/null
+		fi
+		mv ../edk2-${EDK2_COMMIT} tools/firmware/ovmf-dir-remote || die
+		cp tools/firmware/ovmf-makefile tools/firmware/ovmf-dir-remote/Makefile || die
+	fi
+
+	# ipxe
+	if use ipxe; then
+		cp "${DISTDIR}/ipxe-git-${IPXE_COMMIT}.tar.gz" tools/firmware/etherboot/_ipxe.tar.gz || die
+
+		# gcc 9
+		cp "${WORKDIR}/patches-gentoo/${PN}-4.12.0-ipxe-gcc9.patch" \
+			tools/firmware/etherboot/patches/ipxe-gcc9.patch || die
+		echo "ipxe-gcc9.patch" >> tools/firmware/etherboot/patches/series || die
+
+		# gcc 10
+		cp "${WORKDIR}/patches-gentoo/xen-tools-4.13.0-ipxe-gcc10.patch" \
+			tools/firmware/etherboot/patches/ipxe-gcc10.patch || die
+		echo ipxe-gcc10.patch >> tools/firmware/etherboot/patches/series || die
+	fi
+
+	mv tools/qemu-xen/qemu-bridge-helper.c tools/qemu-xen/xen-bridge-helper.c || die
+
+	# Fix texi2html build error with new texi2html, qemu.doc.html
+	sed -i -e "/texi2html -monolithic/s/-number//" tools/qemu-xen-traditional/Makefile || die
+
+	use api || sed -e "/SUBDIRS-\$(LIBXENAPI_BINDINGS) += libxen/d" -i tools/Makefile || die
+	sed -e 's:$(MAKE) PYTHON=$(PYTHON) subdirs-$@:LC_ALL=C "$(MAKE)" PYTHON=$(PYTHON) subdirs-$@:' \
+		-i tools/firmware/Makefile || die
+
+	# Drop .config, fixes to gcc-4.6
+	sed -e '/-include $(XEN_ROOT)\/.config/d' -i Config.mk || die "Couldn't	drop"
+
+	# drop flags
+	unset CFLAGS
+	unset LDFLAGS
+	unset ASFLAGS
+	unset CPPFLAGS
+
+	if ! use pygrub; then
+		sed -e '/^SUBDIRS-y += pygrub/d' -i tools/Makefile || die
+	fi
+
+	if ! use python; then
+		sed -e '/^SUBDIRS-y += python$/d' -i tools/Makefile || die
+	fi
+
+	if ! use hvm; then
+		sed -e '/SUBDIRS-$(CONFIG_X86) += firmware/d' -i tools/Makefile || die
+	# Bug 351648
+	elif ! use x86 && ! has x86 $(get_all_abis); then
+		mkdir -p "${WORKDIR}"/extra-headers/gnu || die
+		touch "${WORKDIR}"/extra-headers/gnu/stubs-32.h || die
+		export CPATH="${WORKDIR}"/extra-headers
+	fi
+
+	if use qemu; then
+		if use sdl; then
+			sed -i -e "s:\$\$source/configure:\0 --enable-sdl:" \
+				tools/Makefile || die
+		else
+			sed -i -e "s:\${QEMU_ROOT\:\-\.}/configure:\0 --disable-sdl:" \
+				tools/qemu-xen-traditional/xen-setup || die
+			sed -i -e "s:\$\$source/configure:\0 --disable-sdl:" \
+				tools/Makefile || die
+		fi
+	else
+		# Don't bother with qemu, only needed for fully virtualised guests
+		sed -i '/SUBDIRS-$(CONFIG_QEMU_XEN)/s/^/#/g' tools/Makefile || die
+	fi
+
+	# Reset bash completion dir; Bug 472438
+	sed -e "s:^BASH_COMPLETION_DIR ?= \$(CONFIG_DIR)/bash_completion.d:BASH_COMPLETION_DIR ?= $(get_bashcompdir):" \
+		-i Config.mk || die
+	sed -i -e "/bash-completion/s/xl\.sh/xl/g" tools/libxl/Makefile || die
+
+	# xencommons, Bug #492332, sed lighter weight than patching
+	sed -e 's:\$QEMU_XEN -xen-domid:test -e "\$QEMU_XEN" \&\& &:' \
+		-i tools/hotplug/Linux/init.d/xencommons.in || die
+
+	# fix bashishm
+	sed -e '/Usage/s/\$//g' \
+		-i tools/hotplug/Linux/init.d/xendriverdomain.in || die
+
+	# respect multilib, usr/lib/libcacard.so.0.0.0
+	sed -e "/^libdir=/s/\/lib/\/$(get_libdir)/" \
+		-i tools/qemu-xen/configure || die
+
+	#bug 518136, don't build 32bit exactuable for nomultilib profile
+	if [[ "${ARCH}" == 'amd64' ]] && ! has_multilib_profile; then
+		sed -i -e "/x86_emulator/d" tools/tests/Makefile || die
+	fi
+
+	# uncomment lines in xl.conf
+	sed -e 's:^#autoballoon=:autoballoon=:' \
+		-e 's:^#lockfile=:lockfile=:' \
+		-e 's:^#vif.default.script=:vif.default.script=:' \
+		-i tools/examples/xl.conf  || die
+
+	# disable capstone (Bug #673474)
+	sed -e "s:\$\$source/configure:\0 --disable-capstone:" \
+		-i tools/Makefile || die
+
+	# disable glusterfs
+	sed -e "s:\$\$source/configure:\0 --disable-glusterfs:" \
+		-i tools/Makefile || die
+
+	default
+}
+
+src_configure() {
+	local myconf="--prefix=${PREFIX}/usr \
+		--libdir=${PREFIX}/usr/$(get_libdir) \
+		--libexecdir=${PREFIX}/usr/libexec \
+		--localstatedir=${EPREFIX}/var \
+		--disable-werror \
+		--disable-xen \
+		--enable-tools \
+		--enable-docs \
+		$(use_enable api xenapi) \
+		$(use_enable ipxe) \
+		$(usex system-ipxe '--with-system-ipxe=/usr/share/ipxe' '') \
+		$(use_enable ocaml ocamltools) \
+		$(use_enable ovmf) \
+		$(use_enable pam) \
+		$(use_enable rombios) \
+		--with-xenstored=$(usex ocaml 'oxenstored' 'xenstored') \
+		"
+
+	use system-seabios && myconf+=" --with-system-seabios=/usr/share/seabios/bios.bin"
+	use system-qemu && myconf+=" --with-system-qemu=/usr/bin/qemu-system-x86_64"
+	use amd64 && myconf+=" $(use_enable qemu-traditional)"
+	tc-ld-disable-gold # Bug 669570
+	econf ${myconf}
+}
+
+src_compile() {
+	local myopt
+	use debug && myopt="${myopt} debug=y"
+	use python && myopt="${myopt} XENSTAT_PYTHON_BINDINGS=y"
+
+	if test-flag-CC -fno-strict-overflow; then
+		append-flags -fno-strict-overflow
+	fi
+
+	emake CC="$(tc-getCC)" LD="$(tc-getLD)" AR="$(tc-getAR)" RANLIB="$(tc-getRANLIB)" build-tools ${myopt}
+
+	if use doc; then
+		emake -C docs build
+	else
+		emake -C docs man-pages
+	fi
+}
+
+src_install() {
+	# Override auto-detection in the build system, bug #382573
+	export INITD_DIR=/tmp/init.d
+	export CONFIG_LEAF_DIR=../tmp/default
+
+	# Let the build system compile installed Python modules.
+	local PYTHONDONTWRITEBYTECODE
+	export PYTHONDONTWRITEBYTECODE
+
+	emake DESTDIR="${ED}" DOCDIR="/usr/share/doc/${PF}" \
+		XEN_PYTHON_NATIVE_INSTALL=y install-tools
+
+	# Created at runtime
+	rm -rv "${ED}/var/run" || die
+
+	# Fix the remaining Python shebangs.
+	python_fix_shebang "${D}"
+
+	# Remove RedHat-specific stuff
+	rm -rf "${D}"/tmp || die
+
+	if use doc; then
+		emake DESTDIR="${D}" DOCDIR="/usr/share/doc/${PF}" install-docs
+		dodoc -r docs/{pdf,txt}
+	else
+		emake -C docs DESTDIR="${D}" DOCDIR="/usr/share/doc/${PF}" install-man-pages # Bug 668032
+	fi
+	dodoc ${DOCS[@]}
+
+	newconfd "${FILESDIR}"/xendomains.confd xendomains
+	newconfd "${FILESDIR}"/xenstored.confd xenstored
+	newconfd "${FILESDIR}"/xenconsoled.confd xenconsoled
+	newinitd "${FILESDIR}"/xendomains.initd-r2 xendomains
+	newinitd "${FILESDIR}"/xenstored.initd-r1 xenstored
+	newinitd "${FILESDIR}"/xenconsoled.initd xenconsoled
+	newinitd "${FILESDIR}"/xencommons.initd xencommons
+	newconfd "${FILESDIR}"/xencommons.confd xencommons
+	newinitd "${FILESDIR}"/xenqemudev.initd xenqemudev
+	newconfd "${FILESDIR}"/xenqemudev.confd xenqemudev
+	newinitd "${FILESDIR}"/xen-watchdog.initd xen-watchdog
+
+	if use screen; then
+		cat "${FILESDIR}"/xendomains-screen.confd >> "${D}"/etc/conf.d/xendomains || die
+		cp "${FILESDIR}"/xen-consoles.logrotate "${D}"/etc/xen/ || die
+		keepdir /var/log/xen-consoles
+	fi
+
+	# For -static-libs wrt Bug 384355
+	if ! use static-libs; then
+		rm -f "${D}"/usr/$(get_libdir)/*.a "${D}"/usr/$(get_libdir)/ocaml/*/*.a
+	fi
+
+	# for xendomains
+	keepdir /etc/xen/auto
+
+	# Remove files failing QA AFTER emake installs them, avoiding seeking absent files
+	find "${D}" \( -name openbios-sparc32 -o -name openbios-sparc64 \
+		-o -name openbios-ppc -o -name palcode-clipper \) -delete || die
+
+	keepdir /var/lib/xen/dump
+	keepdir /var/lib/xen/xenpaging
+	keepdir /var/lib/xenstored
+	keepdir /var/log/xen
+
+	if use python; then
+		python_domodule "${S}/tools/xenstat/libxenstat/bindings/swig/python/xenstat.py"
+		python_domodule "${S}/tools/xenstat/libxenstat/bindings/swig/python/_xenstat.so"
+	fi
+
+	python_optimize
+}
+
+pkg_postinst() {
+	elog "Official Xen Guide and the offical wiki page:"
+	elog "https://wiki.gentoo.org/wiki/Xen"
+	elog "https://wiki.xen.org/wiki/Main_Page"
+	elog ""
+	elog "Recommended to utilise the xencommons script to config system at boot"
+	elog "Add by use of rc-update on completion of the install"
+
+	if ! use hvm; then
+		echo
+		elog "HVM (VT-x and AMD-V) support has been disabled. If you need hvm"
+		elog "support enable the hvm use flag."
+		elog "An x86 or amd64 system is required to build HVM support."
+	fi
+
+	if use qemu; then
+		elog "The qemu-bridge-helper is renamed to the xen-bridge-helper in the in source"
+		elog "build of qemu.  This allows for app-emulation/qemu to be emerged concurrently"
+		elog "with the qemu capable xen.  It is up to the user to distinguish between and utilise"
+		elog "the qemu-bridge-helper and the xen-bridge-helper. File bugs of any issues that arise"
+	fi
+}