# Copyright 1999-2019 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=6

PYTHON_COMPAT=( python2_7 )

inherit python-single-r1 flag-o-matic

MY_P="${PN}2-${PV}"

DESCRIPTION="Virtual distributed ethernet emulator for emulators like qemu, bochs, and uml"
SRC_URI="mirror://sourceforge/vde/${MY_P}.tar.bz2"
HOMEPAGE="http://vde.sourceforge.net/"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 ~arm64 ~ppc ~ppc64 x86"
IUSE="pcap python selinux ssl libressl static-libs"
REQUIRED_USE="python? ( ${PYTHON_REQUIRED_USE} )"

COMMON_DEPS="pcap? ( net-libs/libpcap )
	python? ( ${PYTHON_DEPS} )
	ssl? (
		!libressl? ( dev-libs/openssl:0= )
		libressl? ( dev-libs/libressl:0= )
	)"
DEPEND="${COMMON_DEPS}"
RDEPEND="${COMMON_DEPS}
	acct-group/qemu
	selinux? ( sec-policy/selinux-vde )"

S="${WORKDIR}/${MY_P}"

PATCHES=( "${FILESDIR}/${P}-format-security.patch" )

pkg_setup() {
	use python && python-single-r1_pkg_setup
}

src_prepare() {
	default
	has_version ">=dev-libs/openssl-1.1.0" && eapply "${FILESDIR}/${P}-openssl-1.1.patch"
}

src_configure() {
	filter-flags -O0 -Os
	econf \
		$(use_enable pcap) \
		$(use_enable python) \
		$(use_enable ssl cryptcab) \
		$(use_enable static-libs static)
}

src_compile() {
	emake -j1
}

src_install() {
	default
	find "${D}" -name '*.la' -type f -delete || die

	newinitd "${FILESDIR}"/vde.init-r1 vde
	newconfd "${FILESDIR}"/vde.conf-r1 vde
}

pkg_postinst() {
	einfo "To start vde automatically add it to the default runlevel:"
	einfo "# rc-update add vde default"
	einfo "You need to setup tap0 in /etc/conf.d/net"
	einfo "To use it as an user be sure to set a group in /etc/conf.d/vde"
}