summaryrefslogtreecommitdiff
blob: c0e45a9ec79e62c1015f018c3417ee70269e5465 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit eapi8-dosym edo toolchain-funcs

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 ~loong ~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 libbsd minimal nfs selinux split-usr"

# 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 )
	nfs? ( net-libs/libtirpc:= )
	selinux? ( sys-libs/libselinux )
"
# We require newer linux-headers for ipset support (bug #549948) and some defines (bug #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 # bug #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
)

src_prepare() {
	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 || die
	printf '#include <sched.h>\nint main(){return setns(0, 0);}\n' > test.c || die
	if ${CC} ${CFLAGS} ${CPPFLAGS} -D_GNU_SOURCE ${LDFLAGS} test.c >&/dev/null ; then
		setns=y
	else
		setns=n
	fi

	echo 'int main(){return 0;}' > test.c || die
	if ! ${CC} ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} test.c -lresolv >&/dev/null ; then
		sed -i '/^LDLIBS/s:-lresolv::' "${S}"/Makefile || die
	fi
	popd >/dev/null || die

	# run "configure" script first which will create "config.mk"...
	# Using econf breaks since 5.14.0 (a9c3d70d902a0473ee5c13336317006a52ce8242)
	edo ./configure --libbpf_force $(usex bpf on off)

	# Remove the definitions made by configure and allow them to be overridden
	# by USE flags below.
	# We have to do the cheesy only-sed-if-disabled because otherwise
	# the *_FLAGS etc stuff found by configure will be used but result
	# in a broken build.
	if ! use berkdb ; then
		sed -i -e '/HAVE_BERKELEY_DB/d' config.mk || die
	fi

	if ! use caps ; then
		sed -i -e '/HAVE_CAP/d' config.mk || die
	fi

	if use minimal ; then
		sed -i -e '/HAVE_MNL/d' config.mk || die
	fi

	if ! use elf ; then
		sed -i -e '/HAVE_ELF/d' config.mk || die
	fi

	if ! use nfs ; then
		sed -i -e '/HAVE_RPC/d' config.mk || die
	fi

	if ! use selinux ; then
		sed -i -e '/HAVE_SELINUX/d' config.mk || die
	fi

	if ! use libbsd ; then
		sed -i -e '/HAVE_LIBBSD/d' config.mk || die
	fi

	# ...Now switch on/off requested features via USE flags
	# this is only useful if the test did not set other things, per bug #643722
	# Keep in sync with ifs above, or refactor to be unified.
	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, bug #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_RPC      := $(usex nfs y n)
	HAVE_SELINUX  := $(usex selinux y n)
	IP_CONFIG_SETNS := ${setns}
	# Use correct iptables dir, bug #144265, bug #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 # bug #330115

	dolib.a lib/libnetlink.a
	insinto /usr/include
	doins include/libnetlink.h

	if use split-usr ; then
		# Can remove compatibility symlink in a year: 2023-05-28.
		# bug #547264
		mv "${ED}"/sbin/ss "${ED}"/bin/ss || die
		dosym8 -r /bin/ss /sbin/ss
	fi

	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
}