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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
EAPI=5
PYTHON_COMPAT=( python2_7 )
inherit cmake-utils perl-module linux-info python-single-r1
DESCRIPTION="High-level language bindings for libnetfilter_queue"
HOMEPAGE="https://github.com/chifflier/nfqueue-bindings"
SRC_URI="https://github.com/chifflier/nfqueue-bindings/archive/nfqueue-bindings-0.5.tar.gz"
KEYWORDS="~x86 ~amd64"
SLOT="0"
LICENSE="GPL-3"
IUSE="perl python examples"
REQUIRED_USE="|| ( perl python ) python? ( ${PYTHON_REQUIRED_USE} )"
RDEPEND="
python? (
dev-python/dpkt[${PYTHON_USEDEP}]
${PYTHON_DEPS}
)"
DEPEND="${RDEPEND}
perl? ( dev-lang/perl )
net-libs/libnetfilter_queue
dev-lang/swig"
S=${WORKDIR}/${PN}-${P}
pkg_setup() {
use python && python-single-r1_pkg_setup
# At least one of Python or Perl must be selected
use python || useq perl || die "At least one supported language must be selected."
# Check kernel configuration for NFQUEUE
if linux_config_exists; then
ebegin "Checking NETFILTER_NETLINK_QUEUE support"
linux_chkconfig_present NETFILTER_NETLINK_QUEUE
eend $? || \
eerror 'Netfilter NFQUEUE over NFNETLINK interface support not found!'
ebegin "Checking NETFILTER_XT_TARGET_NFQUEUE support"
linux_chkconfig_present NETFILTER_XT_TARGET_NFQUEUE
eend $? || \
eerror '"NFQUEUE" target Support not found!'
fi
}
src_prepare() {
# Fix Perl destination directory
perl_set_version
sed -i "s|\${LIB_INSTALL_DIR}/perl\${PERL_VERSION}/|${VENDOR_ARCH}|" perl/CMakeLists.txt || die
sed -i "s|\${LIB_INSTALL_DIR}/python\${PYTHON_VERSION}/dist-packages/|$(python_get_sitedir)|" python/CMakeLists.txt || die
# Disable Perl/Python from USE flags
use perl || sed -i 's|ADD_SUBDIRECTORY(perl)||' CMakeLists.txt || die
use python || sed -i 's|ADD_SUBDIRECTORY(python)||' CMakeLists.txt || die
}
src_install() {
emake DESTDIR="${D}" install PREFIX=/usr || die
docinto examples
use examples && dodoc examples/*
}
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