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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
PYTHON_COMPAT=( python3_{7..8} )
inherit toolchain-funcs linux-info flag-o-matic python-r1
DESCRIPTION="utility to checkpoint/restore a process tree"
HOMEPAGE="https://criu.org/"
SRC_URI="https://download.openvz.org/criu/${P}.tar.bz2"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 ~arm ~arm64 ~ppc64"
IUSE="doc selinux setproctitle static-libs"
REQUIRED_USE="${PYTHON_REQUIRED_USE}"
RDEPEND="
${PYTHON_DEPS}
dev-libs/protobuf-c
dev-libs/libnl:3
net-libs/libnet:1.1
sys-libs/libcap
selinux? ( sys-libs/libselinux )
setproctitle? ( dev-libs/libbsd )"
DEPEND="${RDEPEND}
doc? (
app-text/asciidoc
app-text/xmlto
)"
RDEPEND="${RDEPEND}
dev-python/protobuf-python[${PYTHON_USEDEP}]
dev-python/ipaddr[${PYTHON_USEDEP}]
"
CONFIG_CHECK="~CHECKPOINT_RESTORE ~NAMESPACES ~PID_NS ~FHANDLE ~EVENTFD ~EPOLL ~INOTIFY_USER
~UNIX_DIAG ~INET_DIAG ~INET_UDP_DIAG ~PACKET_DIAG ~NETLINK_DIAG ~TUN ~NETFILTER_XT_MARK"
# root access required for tests
RESTRICT="test"
PATCHES=(
"${FILESDIR}"/2.2/${PN}-2.2-flags.patch
"${FILESDIR}"/2.3/${PN}-2.3-no-git.patch
"${FILESDIR}"/${PN}-3.12-automagic-libbsd.patch
)
criu_arch() {
# criu infers the arch from $(uname -m). We never want this to happen.
case ${ARCH} in
amd64) echo "x86";;
arm64) echo "aarch64";;
ppc64*) echo "ppc64";;
*) echo "${ARCH}";;
esac
}
pkg_setup() {
use amd64 && CONFIG_CHECK+=" ~IA32_EMULATION"
linux-info_pkg_setup
}
src_prepare() {
default
if ! use selinux; then
sed \
-e 's:libselinux:no_libselinux:g' \
-i Makefile.config || die
fi
use doc || sed -i 's_\(install: \)install-man _\1_g' Makefile.install
}
src_configure() {
# Gold linker generates invalid object file when used with criu's custom
# linker script. Use the bfd linker instead. See https://crbug.com/839665#c3
tc-ld-disable-gold
# Build system uses this variable as a trigger to append coverage flags
# we'd like to avoid it. https://bugs.gentoo.org/744244
unset GCOV
python_setup
}
src_compile() {
local target="all $(usex doc 'docs' '')"
emake \
HOSTCC="$(tc-getBUILD_CC)" \
CC="$(tc-getCC)" \
LD="$(tc-getLD)" \
AR="$(tc-getAR)" \
PYTHON="${EPYTHON%.?}" \
FULL_PYTHON="${PYTHON%.?}" \
OBJCOPY="$(tc-getOBJCOPY)" \
LIBDIR="${EPREFIX}/usr/$(get_libdir)" \
ARCH="$(criu_arch)" \
V=1 WERROR=0 DEBUG=0 \
SETPROCTITLE=$(usex setproctitle) \
${target}
}
src_test() {
# root privileges are required to dump all necessary info
if [[ ${EUID} -eq 0 ]] ; then
emake -j1 CC="$(tc-getCC)" ARCH="$(criu_arch)" V=1 WERROR=0 test
fi
}
install_crit() {
"${EPYTHON}" scripts/crit-setup.py install --root="${D}" --prefix="${EPREFIX}/usr/" || die
python_optimize
}
src_install() {
emake \
ARCH="$(criu_arch)" \
PREFIX="${EPREFIX}"/usr \
PYTHON="${EPYTHON%.?}" \
FULL_PYTHON="${PYTHON%.?}" \
LOGROTATEDIR="${EPREFIX}"/etc/logrotate.d \
DESTDIR="${D}" \
LIBDIR="${EPREFIX}/usr/$(get_libdir)" \
V=1 WERROR=0 DEBUG=0 \
install
use doc && dodoc CREDITS README.md
python_foreach_impl install_crit
if ! use static-libs; then
find "${D}" -name "*.a" -delete || die
fi
}
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