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# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit toolchain-funcs flag-o-matic multilib
if [[ ${PV} == "9999" ]] ; then
EGIT_REPO_URI="https://git.kernel.org/pub/scm/linux/kernel/git/shemminger/iproute2.git"
inherit git-r3
else
SRC_URI="https://www.kernel.org/pub/linux/utils/net/${PN}/${P}.tar.xz"
KEYWORDS="~alpha amd64 arm arm64 ~hppa ~ia64 ~m68k ~mips ppc ppc64 ~riscv ~s390 ~sparc x86"
fi
DESCRIPTION="kernel routing and traffic control utilities"
HOMEPAGE="https://wiki.linuxfoundation.org/networking/iproute2"
LICENSE="GPL-2"
SLOT="0"
IUSE="atm berkdb bpf caps elf +iptables ipv6 libbsd minimal selinux"
# We could make libmnl optional, but it's tiny, so eh
RDEPEND="
!net-misc/arpd
!minimal? ( net-libs/libmnl:= )
atm? ( net-dialup/linux-atm )
berkdb? ( sys-libs/db:= )
bpf? ( dev-libs/libbpf:= )
caps? ( sys-libs/libcap )
elf? ( virtual/libelf:= )
iptables? ( >=net-firewall/iptables-1.4.20:= )
libbsd? ( dev-libs/libbsd )
selinux? ( sys-libs/libselinux )
"
# We require newer linux-headers for ipset support #549948 and some defines #553876
DEPEND="
${RDEPEND}
>=sys-kernel/linux-headers-3.16
"
BDEPEND="
app-arch/xz-utils
>=sys-devel/bison-2.4
sys-devel/flex
virtual/pkgconfig
"
PATCHES=(
"${FILESDIR}"/${PN}-3.1.0-mtu.patch #291907
"${FILESDIR}"/${PN}-5.12.0-configure-nomagic.patch # bug 643722
#"${FILESDIR}"/${PN}-5.1.0-portability.patch
"${FILESDIR}"/${PN}-5.7.0-mix-signal.h-include.patch
)
doecho() {
echo "${@}"
"${@}" || die
}
src_prepare() {
if ! use ipv6 ; then
PATCHES+=(
"${FILESDIR}"/${PN}-4.20.0-no-ipv6.patch #326849
)
fi
default
# Fix version if necessary
local versionfile="include/version.h"
if [[ "${PV}" != 9999 ]] && ! grep -Fq "${PV}" ${versionfile} ; then
einfo "Fixing version string"
sed "s@\"[[:digit:]\.]\+\"@\"${PV}\"@" \
-i ${versionfile} || die
fi
# echo -n is not POSIX compliant
sed 's@echo -n@printf@' -i configure || die
sed -i \
-e '/^CC :\?=/d' \
-e "/^LIBDIR/s:=.*:=/$(get_libdir):" \
-e "s|-O2|${CFLAGS} ${CPPFLAGS}|" \
-e "/^HOSTCC/s:=.*:= $(tc-getBUILD_CC):" \
-e "/^DBM_INCLUDE/s:=.*:=${T}:" \
Makefile || die
# build against system headers
rm -r include/netinet || die #include/linux include/ip{,6}tables{,_common}.h include/libiptc
sed -i 's:TCPI_OPT_ECN_SEEN:16:' misc/ss.c || die
if use minimal ; then
sed -i -e '/^SUBDIRS=/s:=.*:=lib tc ip:' Makefile || die
fi
}
src_configure() {
tc-export AR CC PKG_CONFIG
# This sure is ugly. Should probably move into toolchain-funcs at some point.
local setns
pushd "${T}" >/dev/null
printf '#include <sched.h>\nint main(){return setns(0, 0);}\n' > test.c
${CC} ${CFLAGS} ${CPPFLAGS} -D_GNU_SOURCE ${LDFLAGS} test.c >&/dev/null && setns=y || setns=n
echo 'int main(){return 0;}' > test.c
${CC} ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} test.c -lresolv >&/dev/null || sed -i '/^LDLIBS/s:-lresolv::' "${S}"/Makefile
popd >/dev/null
# run "configure" script first which will create "config.mk"...
# Using econf breaks since 5.14.0 (a9c3d70d902a0473ee5c13336317006a52ce8242)
doecho ./configure --libbpf_force $(usex bpf on off)
# ...now switch on/off requested features via USE flags
# this is only useful if the test did not set other things, per bug #643722
cat <<-EOF >> config.mk
TC_CONFIG_ATM := $(usex atm y n)
TC_CONFIG_XT := $(usex iptables y n)
TC_CONFIG_NO_XT := $(usex iptables n y)
# We've locked in recent enough kernel headers #549948
TC_CONFIG_IPSET := y
HAVE_BERKELEY_DB := $(usex berkdb y n)
HAVE_CAP := $(usex caps y n)
HAVE_MNL := $(usex minimal n y)
HAVE_ELF := $(usex elf y n)
HAVE_SELINUX := $(usex selinux y n)
IP_CONFIG_SETNS := ${setns}
# Use correct iptables dir, #144265 #293709
IPT_LIB_DIR := $(use iptables && ${PKG_CONFIG} xtables --variable=xtlibdir)
HAVE_LIBBSD := $(usex libbsd y n)
EOF
}
src_compile() {
emake V=1 NETNS_RUN_DIR=/run/netns
}
src_install() {
if use minimal ; then
into /
dosbin tc/tc
dobin ip/ip
return 0
fi
emake \
DESTDIR="${D}" \
PREFIX="${EPREFIX}/usr" \
LIBDIR="${EPREFIX}"/$(get_libdir) \
SBINDIR="${EPREFIX}"/sbin \
CONFDIR="${EPREFIX}"/etc/iproute2 \
DOCDIR="${EPREFIX}"/usr/share/doc/${PF} \
MANDIR="${EPREFIX}"/usr/share/man \
ARPDDIR="${EPREFIX}"/var/lib/arpd \
install
dodir /bin
mv "${ED}"/{s,}bin/ip || die #330115
dolib.a lib/libnetlink.a
insinto /usr/include
doins include/libnetlink.h
# This local header pulls in a lot of linux headers it
# doesn't directly need. Delete this header that requires
# linux-headers-3.8 until that goes stable. #467716
sed -i '/linux\/netconf.h/d' "${ED}"/usr/include/libnetlink.h || die
if use berkdb ; then
keepdir /var/lib/arpd
# bug 47482, arpd doesn't need to be in /sbin
dodir /usr/bin
mv "${ED}"/sbin/arpd "${ED}"/usr/bin/ || die
elif [[ -d "${ED}"/var/lib/arpd ]]; then
rmdir --ignore-fail-on-non-empty -p "${ED}"/var/lib/arpd || die
fi
}
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