qemu-kvm-9999.ebuild witch USE spice

qemu-kvm-9999.ebuild (text/plain), 6.97 KB, created by Andreis Vinogradovs ( slepnoga ) on 2010-08-10 21:47:26 UTC

# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/app-emulation/qemu-kvm/qemu-kvm-9999.ebuild,v 1.8 2010/06/30 21:46:32 truedfx Exp $

EAPI="2"

EGIT_REPO_URI="git://anongit.freedesktop.org/spice/qemu/"
EGIT_BRANCH="spice.kvm.v14"
EGIT_PRUNE="yes"
EGIT_HAS_SUBMODULES="true"

inherit eutils flag-o-matic linux-info toolchain-funcs git

DESCRIPTION="QEMU + Kernel-based Virtual Machine userland tools - SPICE version"
HOMEPAGE="http://www.sipce-space.org"

LICENSE="GPL-2"
SLOT="0"
IUSE="+aio alsa bluetooth curl esd gnutls fdt hardened kvm-trace ncurses \
pulseaudio qemu-ifup sasl sdl static vde +spice"

COMMON_TARGETS=""
IUSE_SOFTMMU_TARGETS="${COMMON_TARGETS} x86_64"
IUSE_USER_TARGETS=""

for target in ${IUSE_SOFTMMU_TARGETS}; do
	IUSE="${IUSE} +qemu_softmmu_targets_${target}"
done

for target in ${IUSE_USER_TARGETS}; do
	IUSE="${IUSE} +qemu_user_targets_${target}"
done

RESTRICT="test"

RDEPEND="
	!app-emulation/kqemu
	!app-emulation/qemu
	!app-emulation/qemu-softmmu
	!app-emulation/qemu-user
	!app-emulation/qemu-kvm
	sys-apps/pciutils
	>=sys-apps/util-linux-2.16.0
	sys-libs/zlib
	aio? ( dev-libs/libaio )
	alsa? ( >=media-libs/alsa-lib-1.0.13 )
	bluetooth? ( net-wireless/bluez )
	curl? ( net-misc/curl )
	esd? ( media-sound/esound )
	fdt? ( sys-apps/dtc )
	gnutls? ( net-libs/gnutls )
	ncurses? ( sys-libs/ncurses )
	pulseaudio? ( media-sound/pulseaudio )
	qemu-ifup? ( sys-apps/iproute2 net-misc/bridge-utils )
	sasl? ( dev-libs/cyrus-sasl )
	sdl? ( >=media-libs/libsdl-1.2.11[X] )
	vde? ( net-misc/vde )
"

DEPEND="${RDEPEND}
	app-text/texi2html
	>=sys-kernel/linux-headers-2.6.29
	gnutls? ( dev-util/pkgconfig )"

kvm_kern_warn() {
	eerror "Please enable KVM support in your kernel, found at:"
	eerror
	eerror "  Virtualization"
	eerror "    Kernel-based Virtual Machine (KVM) support"
	eerror
}

pkg_setup() {

	local counter="0" check
	use qemu_softmmu_targets_x86_64 || ewarn "You disabled default target QEMU_SOFTMMU_TARGETS=x86_64"
	for check in ${IUSE_SOFTMMU_TARGETS} ; do
		use "qemu_softmmu_targets_${check}" && counter="1"
	done
	[[ ${counter} == 0 ]] && die "You need to set at least 1 target in QEMU_SOFTMMU_TARGETS"

	if kernel_is lt 2 6 25; then
		eerror "This version of KVM requres a host kernel of 2.6.25 or higher."
		eerror "Either upgrade your kernel"
		die "qemu-kvm version not compatible"
	else
		if ! linux_config_exists; then
			eerror "Unable to check your kernel for KVM support"
			kvm_kern_warn
		elif ! linux_chkconfig_present KVM; then
			kvm_kern_warn
		fi
	fi

	enewgroup kvm
}

src_prepare() {
	# prevent docs to get automatically installed
	sed -i '/$(DESTDIR)$(docdir)/d' Makefile || die
	# Alter target makefiles to accept CFLAGS set via flag-o
	sed -i 's/^\(C\|OP_C\|HELPER_C\)FLAGS=/\1FLAGS+=/' \
		Makefile Makefile.target || die
	# append CFLAGS while linking
	sed -i 's/$(LDFLAGS)/$(QEMU_CFLAGS) $(CFLAGS) $(LDFLAGS)/' rules.mak || die

	# remove part to make udev happy
	sed -e 's~NAME="%k", ~~' -i kvm/scripts/65-kvm.rules || die

	epatch "${FILESDIR}/qemu-0.11.0-mips64-user-fix.patch"
}

src_configure() {
	local conf_opts audio_opts softmmu_targets user_targets

	for target in ${IUSE_SOFTMMU_TARGETS} ; do
		use "qemu_softmmu_targets_${target}" && \
		softmmu_targets="${softmmu_targets} ${target}-softmmu"
	done

	for target in ${IUSE_USER_TARGETS} ; do
		use "qemu_user_targets_${target}" && \
		user_targets="${user_targets} ${target}-linux-user"
	done

	if [ ! -z "${softmmu_targets}" ]; then
		einfo "Building the following softmmu targets: ${softmmu_targets}"
	fi

	if [ ! -z "${user_targets}" ]; then
		einfo "Building the following user targets: ${user_targets}"
		conf_opts="${conf_opts} --enable-linux-user"
	else
		conf_opts="${conf_opts} --disable-linux-user"
	fi

	# Fix QA issues. QEMU needs executable heaps and we need to mark it as such
	conf_opts="${conf_opts} --extra-ldflags=-Wl,-z,execheap"

	# Add support for static builds
	use static && conf_opts="${conf_opts} --static"

	# Fix the $(prefix)/etc issue
	conf_opts="${conf_opts} --sysconfdir=/etc"

	#config options
	conf_opts="${conf_opts} $(use_enable aio linux-aio)"
	use bluetooth || conf_opts="${conf_opts} --disable-bluez"
	conf_opts="${conf_opts} $(use_enable curl)"
	use gnutls || conf_opts="${conf_opts} --disable-vnc-tls"
	conf_opts="${conf_opts} $(use_enable fdt)"
	use hardened && conf_opts="${conf_opts} --enable-user-pie"
	use kvm-trace && conf_opts="${conf_opts} --with-kvm-trace"
	use ncurses || conf_opts="${conf_opts} --disable-curses"
	use sasl || conf_opts="${conf_opts} --disable-vnc-sasl"
	use sdl || conf_opts="${conf_opts} --disable-sdl"
	use vde || conf_opts="${conf_opts} --disable-vde"
#	conf_opts="${conf_opts} $(use_enable xen)"
	conf_opts="${conf_opts} --disable-xen"
	conf_opts="${conf_opts} --disable-darwin-user --disable-bsd-user"

	# audio options
	audio_opts="oss"
	use alsa && audio_opts="alsa ${audio_opts}"
	use esd && audio_opts="esd ${audio_opts}"
	use pulseaudio && audio_opts="pa ${audio_opts}"
	use sdl && audio_opts="sdl ${audio_opts}"

	./configure --prefix=/usr \
		--disable-strip \
		--enable-kvm \
		--enable-nptl \
		--enable-uuid \
		${conf_opts} \
		--audio-drv-list="${audio_opts}" \
		--target-list="${softmmu_targets} ${user_targets}" \
		--cc="$(tc-getCC)" \
		--host-cc="$(tc-getBUILD_CC)" \
		$(use_enable spice) \
		|| die "configure failed"

		# this is for qemu upstream's threaded support which is
		# in development and broken
		# the kvm project has its own support for threaded IO
		# which is always on and works
#		--enable-io-thread \
}

src_install() {
	emake DESTDIR="${D}" install || die "make install failed"

	insinto /etc/udev/rules.d/
	doins kvm/scripts/65-kvm.rules || die

	if use qemu-ifup; then
		insinto /etc/qemu/
		insopts -m0755
		doins kvm/scripts/qemu-ifup || die
	fi

	dodoc Changelog MAINTAINERS TODO pci-ids.txt || die
	newdoc pc-bios/README README.pc-bios || die
	dohtml qemu-doc.html qemu-tech.html || die

	if use qemu_softmmu_targets_x86_64 ; then
		dobin "${FILESDIR}"/qemu-kvm
		dosym /usr/bin/qemu-kvm /usr/bin/kvm
	else
		elog "You disabled QEMU_SOFTMMU_TARGETS=x86_64, this disables install"
		elog "of /usr/bin/qemu-kvm and /usr/bin/kvm"
	fi
}

pkg_postinst() {
	elog "If you don't have kvm compiled into the kernel, make sure you have"
	elog "the kernel module loaded before running kvm. The easiest way to"
	elog "ensure that the kernel module is loaded is to load it on boot."
	elog "For AMD CPUs the module is called 'kvm-amd'"
	elog "For Intel CPUs the module is called 'kvm-intel'"
	elog "Please review /etc/conf.d/modules for how to load these"
	elog
	elog "Make sure your user is in the 'kvm' group"
	elog "Just run 'gpasswd -a <USER> kvm', then have <USER> re-login."
	elog
	elog "You will need the Universal TUN/TAP driver compiled into your"
	elog "kernel or loaded as a module to use the virtual network device"
	elog "if using -net tap.  You will also need support for 802.1d"
	elog "Ethernet Bridging and a configured bridge if using the provided"
	elog "kvm-ifup script from /etc/kvm."
	echo
}