# Contributor: Valery Kartel <valery.kartel@gmail.com>
# Contributor: Jakub Jirutka <jakub@jirutka.cz>
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>
pkgname=qemu
pkgver=2.8.0
pkgrel=4
pkgdesc="QEMU is a generic machine emulator and virtualizer"
url="http://qemu.org/"
arch="all"
license="GPL2 LGPL-2"
makedepends="
	alsa-lib-dev
	bison
	curl-dev
	flex
	glib-dev
	glib-static
	gnutls-dev
	gtk+3.0-dev
	libaio-dev
	libcap-dev
	libcap-ng-dev
	libjpeg-turbo-dev
	libnfs-dev
	libpng-dev
	libssh2-dev
	libusb-dev
	linux-headers
	lzo-dev
	ncurses-dev
	paxmark
	snappy-dev
	spice-dev
	texinfo
	usbredir-dev
	util-linux-dev
	vde2-dev
	xfsprogs-dev
	zlib-dev
	"
depends=""
pkggroups="qemu"
install="$pkgname.pre-install $pkgname.post-install"
options="suid"  # needed for qemu-bridge-helper
subpackages="$pkgname-doc $pkgname-guest-agent:guest"

_subsystems="
	aarch64
	alpha
	arm
	armeb
	cris
	i386
	m68k
	microblaze
	microblazeel
	mips
	mips64
	mips64el
	mipsel
	mipsn32
	mipsn32el
	or32
	ppc
	ppc64
	ppc64abi32
	ppc64le
	s390x
	sh4
	sh4eb
	sparc
	sparc32plus
	sparc64
	system-aarch64
	system-alpha
	system-arm
	system-cris
	system-i386
	system-lm32
	system-m68k
	system-microblaze
	system-microblazeel
	system-mips
	system-mips64
	system-mips64el
	system-mipsel
	system-moxie
	system-or32
	system-ppc
	system-ppc64
	system-ppcemb
	system-s390x
	system-sh4
	system-sh4eb
	system-sparc
	system-sparc64
	system-tricore
	system-unicore32
	system-x86_64
	system-xtensa
	system-xtensaeb
	x86_64
	"
for _sub in $_subsystems; do
	subpackages="$subpackages $pkgname-$_sub:_subsys"
done

case "$CARCH" in
	x86) _arch=i386 ;;
	x86_64) _arch=x86_64 ;;
	*) _arch="" ;;
esac
if [ -n "$_arch" ]; then
	subpackages="$subpackages $pkgname-gtk"
	gtk() { _subsys system-$_arch-gtk; }
fi

subpackages="$subpackages $pkgname-img"  # -img must be declared the last

source="http://wiki.qemu-project.org/download/$pkgname-$pkgver.tar.bz2
	0001-elfload-load-PIE-executables-to-right-address.patch
	0006-linux-user-signal.c-define-__SIGRTMIN-MAX-for-non-GN.patch
	0001-linux-user-fix-build-with-musl-on-aarch64.patch
	musl-F_SHLCK-and-F_EXLCK.patch
	fix-sigevent-and-sigval_t.patch
	xattr_size_max.patch
	ncurses.patch
	ignore-signals-33-and-64-to-allow-golang-emulation.patch
	$pkgname-guest-agent.confd
	$pkgname-guest-agent.initd
	80-kvm.rules
	bridge.conf
	"

builddir="$srcdir"/$pkgname-$pkgver

prepare() {
	default_prepare || return 1  # apply patches

	sed -i 's/^VL_LDFLAGS=$/VL_LDFLAGS=-Wl,-z,execheap/' \
		Makefile.target
}


_compile_common() {
	"$builddir"/configure \
		--prefix=/usr \
		--localstatedir=/var \
		--sysconfdir=/etc \
		--libexecdir=/usr/lib/qemu \
		--disable-glusterfs \
		--disable-debug-info \
		--disable-bsd-user \
		--disable-werror \
		--disable-sdl \
		--disable-xen \
		--cc="${CC:-gcc}" \
		"$@" \
		|| return 1
	make ARFLAGS="rc" || return 1
}

_compile_system() {
	_compile_common \
		--audio-drv-list=oss,alsa \
		--enable-kvm \
		--enable-vde \
		--enable-virtfs \
		--enable-curl \
		--enable-cap-ng \
		--enable-linux-aio \
		--enable-usb-redir \
		--enable-libssh2 \
		--enable-vhost-net \
		--enable-snappy \
		--enable-tpm \
		--enable-libnfs \
		--enable-lzo \
		--enable-docs \
		--enable-curses \
		--enable-pie \
		--disable-linux-user \
		"$@"
}

build() {
	mkdir -p "$builddir"/build \
		"$builddir"/build-user \
		"$builddir"/build-gtk

	cd "$builddir"/build-user
	_compile_common \
		--enable-linux-user \
		--disable-system \
		--static \
		|| return 1

	cd "$builddir"/build
	_compile_system \
		--enable-vnc \
		--enable-vnc-png \
		--enable-vnc-jpeg \
		--enable-spice \
		--enable-guest-agent \
		--disable-gtk \
		|| return 1


# tests fails on x86
# http://lists.gnu.org/archive/html/qemu-devel/2012-11/msg01429.html
# http://web.archiveorange.com/archive/v/21oVv8wOfpQGkyy8EK0N
#	make check || return 1

	if [ -n "$_arch" ]; then
		cd "$builddir"/build-gtk
		_compile_system \
			--enable-gtk \
			--with-gtkabi=3.0 \
			--disable-vnc \
			--disable-spice \
			--disable-guest-agent \
			--target-list="$_arch-softmmu" \
			|| return 1
	fi
}

package() {
	cd "$builddir"/build-user
	make DESTDIR="$pkgdir" install || return 1

	cd "$builddir"/build
	make DESTDIR="$pkgdir" install || return 1
	paxmark -m "$pkgdir"/usr/bin/qemu-system-* || return 1

	install -Dm640 -g qemu "$srcdir"/bridge.conf \
		"$pkgdir"/etc/qemu/bridge.conf || return 1

	install -Dm644 "$srcdir"/80-kvm.rules \
		"$pkgdir"/lib/udev/rules.d/80-kvm.rules || return 1

	# qemu-bridge-helper needs suid to create tunX devices;
	# allow only users in the qemu group to run it.
	chmod 04710 "$pkgdir"/usr/lib/qemu/qemu-bridge-helper || return 1
	chgrp qemu "$pkgdir"/usr/lib/qemu/qemu-bridge-helper || return 1

	if [ -n "$_arch" ]; then
		cd "$builddir"/build-gtk
		install $_arch-softmmu/qemu-system-$_arch \
			"$pkgdir"/usr/bin/qemu-system-$_arch-gtk || return 1
	fi

	# Do not install HTML docs.
	rm "$pkgdir"/usr/share/doc/qemu/*.html
}

_subsys() {
	local name=${1:-"${subpkgname#$pkgname-}"}
	pkgdesc="Qemu ${name/-/ } emulator"
	options=""
	depends=""
	case "$name" in
	system*) depends="qemu";;
	esac

	mkdir -p "$subpkgdir"/usr/bin
	mv "$pkgdir"/usr/bin/qemu-$name "$subpkgdir"/usr/bin/
}

img() {
	pkgdesc="QEMU command line tool for manipulating disk images"
	depends=""
	options=""

	mkdir -p "$subpkgdir"/usr/bin
	mv "$pkgdir"/usr/bin/qemu-img \
		"$pkgdir"/usr/bin/qemu-io \
		"$subpkgdir"/usr/bin/ || return 1

	# We exploit the fact that -img subpackage are created last
	# and check that we done have new systems that belongs in
	# subpackage.
	local path= retval=0
	for path in "$pkgdir"/usr/bin/qemu-system-*; do
		if [ -r "$path" ]; then
			error "Please create a subpackage for ${path##*/}"
			retval=1
		fi
	done
	return $retval
}

guest() {
	pkgdesc="QEMU guest agent"
	depends=""
	options=""

	mkdir -p "$subpkgdir"/usr/bin
	mv "$pkgdir"/usr/bin/qemu-ga "$subpkgdir"/usr/bin/ || return 1

	install -Dm755 "$srcdir"/$pkgname-guest-agent.initd \
		"$subpkgdir"/etc/init.d/$pkgname-guest-agent || return 1
	install -Dm644 "$srcdir"/$pkgname-guest-agent.confd \
		"$subpkgdir"/etc/conf.d/$pkgname-guest-agent || return 1
}

md5sums="17940dce063b6ce450a12e719a6c9c43  qemu-2.8.0.tar.bz2
672727bb1d8c8ab7b5def65dd1793c33  0001-elfload-load-PIE-executables-to-right-address.patch
d364208c4847ad2baeb237900befecd1  0006-linux-user-signal.c-define-__SIGRTMIN-MAX-for-non-GN.patch
38fbaee6f2913993169e5b39d96927a1  0001-linux-user-fix-build-with-musl-on-aarch64.patch
19a26bd596f0a1c55d2e831106ce96f5  musl-F_SHLCK-and-F_EXLCK.patch
18f3194bdb0751d1c96140bd4d98b86f  fix-sigevent-and-sigval_t.patch
36b835d7f00aa99f69d909bcdff9b1cf  xattr_size_max.patch
4b3b899ebc67accff89ace306d48668e  ncurses.patch
b4fa458e13a97c8938c3d527606aea56  ignore-signals-33-and-64-to-allow-golang-emulation.patch
1663bc6977f6886a58394155b1bf3676  qemu-guest-agent.confd
ea972f2fc5505488f68320bf386106bb  qemu-guest-agent.initd
66660f143235201249dc0648b39b86ee  80-kvm.rules
a2f5570453f2489b6e4023e96f70cb7e  bridge.conf"
sha256sums="dafd5d7f649907b6b617b822692f4c82e60cf29bc0fc58bc2036219b591e5e62  qemu-2.8.0.tar.bz2
af35304b165622a53f7557b59ffd8da5030f5fd444e669c862f9410131f3b987  0001-elfload-load-PIE-executables-to-right-address.patch
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d84e53a94584f37f3bd1b21f44077b5de0d07094c6729f26ae20ab1f7b9cc298  qemu-guest-agent.confd
5bef90ccab2e743868fd562eee9a3ded35c8d3e01fa387367ed55a0da95570d5  qemu-guest-agent.initd
37f666f1cdb7d8a62171de69b531681dcb0fba74236729dac8b6c019232eba84  80-kvm.rules
2f05021990014a5f832aa17317c1464806dc97c278f88d8284db88378f53cb32  bridge.conf"
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