--- /dev/null
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit systemd toolchain-funcs
+
+MY_PV="${PV//_alpha/a}"
+MY_PV="${MY_PV//_beta/b}"
+MY_PV="${MY_PV//_rc/rc}"
+MY_PV="${MY_PV//_p/-P}"
+MY_P="${PN}-${MY_PV}"
+
+DESCRIPTION="ISC Dynamic Host Configuration Protocol (DHCP) client/server"
+HOMEPAGE="https://www.isc.org/dhcp"
+SRC_URI="ftp://ftp.isc.org/isc/dhcp/${MY_P}.tar.gz
+ ftp://ftp.isc.org/isc/dhcp/${MY_PV}/${MY_P}.tar.gz"
+
+LICENSE="MPL-2.0 BSD SSLeay GPL-2" # GPL-2 only for init script
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86"
+IUSE="+client ipv6 kernel_linux ldap libressl selinux +server ssl vim-syntax"
+
+DEPEND="
+ acct-group/dhcp
+ acct-user/dhcp
+ client? (
+ kernel_linux? (
+ ipv6? ( sys-apps/iproute2 )
+ sys-apps/net-tools
+ )
+ )
+ ldap? (
+ net-nds/openldap
+ ssl? (
+ !libressl? ( dev-libs/openssl:0= )
+ libressl? ( dev-libs/libressl )
+ )
+ )"
+RDEPEND="${DEPEND}
+ selinux? ( sec-policy/selinux-dhcp )
+ vim-syntax? ( app-vim/dhcpd-syntax )"
+
+S="${WORKDIR}/${MY_P}"
+
+src_unpack() {
+ unpack ${A}
+ # handle local bind hell
+ cd "${S}"/bind
+ unpack ./bind.tar.gz
+}
+
+PATCHES=(
+ # Gentoo patches - these will probably never be accepted upstream
+ # Fix some permission issues
+ "${FILESDIR}/${PN}-3.0-fix-perms.patch"
+
+ # Enable dhclient to equery NTP servers
+ "${FILESDIR}/${PN}-4.3.6-dhclient-ntp.patch"
+ "${FILESDIR}/${PN}-4.3.6-dhclient-resolvconf.patch"
+
+ # Enable dhclient to get extra configuration from stdin
+ "${FILESDIR}/${PN}-4.2.2-dhclient-stdin-conf.patch"
+ "${FILESDIR}/${PN}-4.3.6-nogateway.patch" #265531
+ "${FILESDIR}/${PN}-4.3.6-quieter-ping.patch" #296921
+ "${FILESDIR}/${PN}-4.4.0-always-accept-4.patch" #437108
+ "${FILESDIR}/${PN}-4.3.6-iproute2-path.patch" #480636
+ "${FILESDIR}/${PN}-4.2.5-bindtodevice-inet6.patch" #471142
+ "${FILESDIR}/${PN}-4.3.3-ldap-ipv6-client-id.patch" #559832
+)
+
+src_prepare() {
+ default
+
+ # Brand the version with Gentoo
+ sed -i \
+ -e "/VERSION=/s:'$: Gentoo-${PR}':" \
+ configure || die
+
+ # Change the hook script locations of the scripts
+ sed -i \
+ -e 's,/etc/dhclient-exit-hooks,/etc/dhcp/dhclient-exit-hooks,g' \
+ -e 's,/etc/dhclient-enter-hooks,/etc/dhcp/dhclient-enter-hooks,g' \
+ client/scripts/* || die
+
+ # No need for the linux script to force bash #158540
+ sed -i -e 's,#!/bin/bash,#!/bin/sh,' client/scripts/linux || die
+
+ # Quiet the freebsd logger a little
+ sed -i -e '/LOGGER=/ s/-s -p user.notice //g' client/scripts/freebsd || die
+
+ # Remove these options from the sample config
+ sed -i -r \
+ -e "/(script|host-name|domain-name) /d" \
+ client/dhclient.conf.example || die
+
+ if use client && ! use server ; then
+ sed -i -r \
+ -e '/^SUBDIRS/s:\<(dhcpctl|relay|server)\>::g' \
+ Makefile.in || die
+ elif ! use client && use server ; then
+ sed -i -r \
+ -e '/^SUBDIRS/s:\<client\>::' \
+ Makefile.in || die
+ fi
+
+ # Only install different man pages if we don't have en
+ if [[ " ${LINGUAS} " != *" en "* ]]; then
+ # Install Japanese man pages
+ if [[ " ${LINGUAS} " == *" ja "* && -d doc/ja_JP.eucJP ]]; then
+ einfo "Installing Japanese documention"
+ cp doc/ja_JP.eucJP/dhclient* client || die
+ cp doc/ja_JP.eucJP/dhcp* common || die
+ fi
+ fi
+ # Now remove the non-english docs so there are no errors later
+ rm -r doc/ja_JP.eucJP || die
+
+ # make the bind build work - do NOT make "binddir" local!
+ binddir="${S}/bind"
+ cd "${binddir}" || die
+ cat <<-EOF > bindvar.tmp
+ binddir=${binddir}
+ GMAKE=${MAKE:-gmake}
+ EOF
+ eapply -p2 "${FILESDIR}"/${PN}-4.4.0-bind-disable.patch
+ # Only use the relevant subdirs now that ISC
+ #removed the lib/export structure in bind.
+ sed '/^SUBDIRS/s@=.*$@= isc dns isccfg irs samples@' \
+ -i bind-*/lib/Makefile.in || die
+}
+
+src_configure() {
+ # bind defaults to stupid `/usr/bin/ar`
+ tc-export AR BUILD_CC
+ export ac_cv_path_AR=${AR}
+
+ # this is tested for by the bind build system, and can cause trouble
+ # when cross-building; since dhcp itself doesn't make use of libcap,
+ # simply disable it.
+ export ac_cv_lib_cap_cap_set_proc=no
+
+ # Use FHS sane paths ... some of these have configure options,
+ # but not all, so just do it all here.
+ local e="/etc/dhcp" r="/var/run/dhcp" l="/var/lib/dhcp"
+ cat <<-EOF >> includes/site.h
+ #define _PATH_DHCPD_CONF "${e}/dhcpd.conf"
+ #define _PATH_DHCLIENT_CONF "${e}/dhclient.conf"
+ #define _PATH_DHCPD_DB "${l}/dhcpd.leases"
+ #define _PATH_DHCPD6_DB "${l}/dhcpd6.leases"
+ #define _PATH_DHCLIENT_DB "${l}/dhclient.leases"
+ #define _PATH_DHCLIENT6_DB "${l}/dhclient6.leases"
+ #define _PATH_DHCPD_PID "${r}/dhcpd.pid"
+ #define _PATH_DHCPD6_PID "${r}/dhcpd6.pid"
+ #define _PATH_DHCLIENT_PID "${r}/dhcpclient.pid"
+ #define _PATH_DHCLIENT6_PID "${r}/dhcpclient6.pid"
+ #define _PATH_DHCRELAY_PID "${r}/dhcrelay.pid"
+ #define _PATH_DHCRELAY6_PID "${r}/dhcrelay6.pid"
+ EOF
+
+ local myeconfargs=(
+ --enable-paranoia
+ --enable-early-chroot
+ --sysconfdir=${e}
+ $(use_enable ipv6 dhcpv6)
+ $(use_with ldap)
+ $(use ldap && use_with ssl ldapcrypto || echo --without-ldapcrypto)
+ )
+ econf "${myeconfargs[@]}"
+
+ # configure local bind cruft. symtable option requires
+ # perl and we don't want to require that #383837.
+ cd bind/bind-*/ || die
+ local el
+ eval econf \
+ $(for el in $(awk '/^bindconfig/,/^$/ {print}' ../Makefile.in) ; do if [[ ${el} =~ ^-- ]] ; then printf ' %s' ${el//\\} ; fi ; done | sed 's,@\([[:alpha:]]\+\)dir@,${binddir}/\1,g') \
+ --disable-symtable \
+ --without-make-clean
+}
+
+src_compile() {
+ # build local bind cruft first
+ emake -C bind/bind-*/lib install
+ # then build standard dhcp code
+ emake AR="$(tc-getAR)"
+}
+
+src_install() {
+ default
+
+ dodoc README RELNOTES doc/{api+protocol,IANA-arp-parameters}
+ docinto html
+ dodoc doc/References.html
+
+ if [[ -e client/dhclient ]] ; then
+ # move the client to /
+ dodir /sbin
+ mv "${ED}"/usr/sbin/dhclient "${ED}"/sbin/ || die
+
+ exeinto /sbin
+ if use kernel_linux ; then
+ newexe "${S}"/client/scripts/linux dhclient-script
+ else
+ newexe "${S}"/client/scripts/freebsd dhclient-script
+ fi
+ fi
+
+ if [[ -e server/dhcpd ]] ; then
+ if use ldap ; then
+ insinto /etc/openldap/schema
+ doins contrib/ldap/dhcp.*
+ dosbin contrib/ldap/dhcpd-conf-to-ldap
+ fi
+
+ newinitd "${FILESDIR}"/dhcpd.init5 dhcpd
+ newconfd "${FILESDIR}"/dhcpd.conf2 dhcpd
+ newinitd "${FILESDIR}"/dhcrelay.init3 dhcrelay
+ newconfd "${FILESDIR}"/dhcrelay.conf dhcrelay
+ newinitd "${FILESDIR}"/dhcrelay.init3 dhcrelay6
+ newconfd "${FILESDIR}"/dhcrelay6.conf dhcrelay6
+
+ systemd_newtmpfilesd "${FILESDIR}"/dhcpd.tmpfiles dhcpd.conf
+ systemd_dounit "${FILESDIR}"/dhcpd4.service
+ systemd_dounit "${FILESDIR}"/dhcpd6.service
+ systemd_dounit "${FILESDIR}"/dhcrelay4.service
+ systemd_dounit "${FILESDIR}"/dhcrelay6.service
+ systemd_install_serviced "${FILESDIR}"/dhcrelay4.service.conf
+ systemd_install_serviced "${FILESDIR}"/dhcrelay6.service.conf
+
+ sed -i "s:#@slapd@:$(usex ldap slapd ''):" "${ED}"/etc/init.d/* || die #442560
+ fi
+
+ # the default config files aren't terribly useful #384087
+ local f
+ for f in "${ED}"/etc/dhcp/*.conf.example ; do
+ mv "${f}" "${f%.example}" || die
+ done
+ sed -i '/^[^#]/s:^:#:' "${ED}"/etc/dhcp/*.conf || die
+}
+
+pkg_preinst() {
+ enewgroup dhcp
+ enewuser dhcp -1 -1 /var/lib/dhcp dhcp
+
+ # Keep the user files over the sample ones. The
+ # hashing is to ignore the crappy defaults #384087.
+ local f h
+ for f in dhclient:da7c8496a96452190aecf9afceef4510 dhcpd:10979e7b71134bd7f04d2a60bd58f070 ; do
+ h=${f#*:}
+ f="/etc/dhcp/${f%:*}.conf"
+ if [ -e "${EROOT}"${f} ] ; then
+ case $(md5sum "${EROOT}"${f}) in
+ ${h}*) ;;
+ *) cp -p "${EROOT}"${f} "${ED}"${f};;
+ esac
+ fi
+ done
+}
+
+pkg_postinst() {
+ if [[ -e "${ROOT}"/etc/init.d/dhcp ]] ; then
+ ewarn
+ ewarn "WARNING: The dhcp init script has been renamed to dhcpd"
+ ewarn "/etc/init.d/dhcp and /etc/conf.d/dhcp need to be removed and"
+ ewarn "and dhcp should be removed from the default runlevel"
+ ewarn
+ fi
+}
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