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# Copyright 2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
EGIT_REPO_URI="https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git"
inherit git-r3 linux-info
DESCRIPTION="A lightweight tool for hosting KVM guests"
HOMEPAGE="https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/"
LICENSE="GPL-2"
SLOT="0"
IUSE=""
DEPEND="riscv? ( sys-apps/dtc )"
BDEPEND="${DEPEND}"
RDEPEND="${DEPEND}"
function ctarget() {
CTARGET="${ARCH}"
use amd64 && CTARGET='x86_64'
echo $CTARGET
}
CONFIG_CHECK="
SERIAL_8250 SERIAL_8250_CONSOLE
VIRTIO VIRTIO_PCI
VIRTIO_RING VIRTIO_PCI
VIRTIO_BLK VIRTIO_NET
~VIRTIO_BALLOON
~VIRTIO_CONSOLE
~HW_RANDOM_VIRTIO
~FB_VESA
"
pkg_pretend() {
if use kernel_linux ; then
if kernel_is lt 2 6 25; then
eerror "This version of KVM requires a host kernel of 2.6.25 or higher."
fi
if use riscv && kernel_is lt 5 16; then
ewarn "RISC-V KVM official support landed in kernel 5.16,"
ewarn "and requires the hypervisor extension."
fi
if ! linux_config_exists; then
eerror "Unable to check your kernel for KVM support"
else
check_extra_config
fi
fi
}
src_prepare() {
default
sed -e 's/^CFLAGS\t:=/CFLAGS := $(CFLAGS)/' \
-e 's/^LDFLAGS\t:=/LDFLAGS := $(LDFLAGS)/' -i Makefile
}
src_compile() {
V=1 ARCH=$(ctarget) emake
}
src_install() {
dobin lkvm vm || die
dodoc README Documentation/virtio-console.txt || die
doman Documentation/${PN}.1
}
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