# $Id: PKGBUILD 207474 2014-03-10 16:01:06Z anatolik $
# Maintainer: Daniel Isenmann <daniel @archlinux.org>

pkgbase=dhcp
pkgname=('dhcp' 'dhclient')

# separate patch levels with a period to maintain proper versioning.
pkgver=4.3.0
_pkgver=4.3.0
pkgrel=1
arch=('i686' 'x86_64')
license=('custom:isc-dhcp')
url="https://www.isc.org/software/dhcp"
makedepends=('bash' 'iproute2')
# The patches come from LFS
source=(ftp://ftp.isc.org/isc/${pkgbase}/${_pkgver}/${pkgbase}-${_pkgver}.tar.gz{,.asc}
        dhcpd4.service
        dhcpd6.service
        dhcp-4.2.5-client_script-1.patch
        dhcp-4.2.5-missing_ipv6-1.patch)
md5sums=('1020d77e1a4c1f01b76279caff9beb80'
         'SKIP'
         '439ee2f145a1e86dd644cb94a854f8e7'
         '588aa85b6fe228c45623185a58d11992'
         '9e4dcf90beec15bfcb6631809cdcc780'
         'da655f02f1cf4d95b4708e84e69edbc8')


prepare() {
  cd "${srcdir}/${pkgbase}-${_pkgver}"

  # Define _GNU_SOURCE to fix IPV6.
  sed '/^CFLAGS="$CFLAGS/ s/INGS"/INGS -D_GNU_SOURCE"/' -i configure

  # Make not having ipv6 non-fatal.
  patch -Np1 -i ../dhcp-4.2.5-missing_ipv6-1.patch
  # Make dhcp client script suck less.
  patch -Np1 -i ../dhcp-4.2.5-client_script-1.patch
}

build() {
  cd "${srcdir}/${pkgbase}-${_pkgver}"
  ./configure --prefix=/usr --sbindir=/usr/bin --sysconfdir=/etc \
      --with-srv-lease-file=/var/lib/dhcp/dhcpd.leases \
      --with-srv6-lease-file=/var/lib/dhcp/dhcpd6.leases \
      --with-cli-lease-file=/var/lib/dhclient/dhclient.leases \
      --with-cli6-lease-file=/var/lib/dhclient/dhclient6.leases

  make
}

package_dhcp(){
  pkgdesc="A DHCP server, client, and relay agent"
  depends=('glibc')
  backup=('etc/dhcpd.conf')
  install=dhcp.install

  cd "${srcdir}/${pkgbase}-${_pkgver}"
  make DESTDIR="${pkgdir}" install

  install -d "${pkgdir}/var/lib/dhcp"

  install -D -m644 "${srcdir}/dhcpd4.service" "${pkgdir}/usr/lib/systemd/system/dhcpd4.service"
  install -D -m644 "${srcdir}/dhcpd6.service" "${pkgdir}/usr/lib/systemd/system/dhcpd6.service"

  # move back to config. This file is in backup array, so pacman will not overwrite a changed config.
  mv "${pkgdir}/etc/dhcpd.conf.example" "${pkgdir}/etc/dhcpd.conf"

  # Remove dhclient
  make -C client DESTDIR="${pkgdir}" uninstall

  # install license
  install -m644 -D LICENSE "${pkgdir}/usr/share/licenses/dhcp/LICENSE"
}

package_dhclient(){
  pkgdesc="A standalone DHCP client from the dhcp package"
  depends=('glibc' 'bash' 'iproute2')
  provides=('dhcp-client')

  cd "${srcdir}/${pkgbase}-${_pkgver}"
  make -C client DESTDIR="${pkgdir}" install

  install -m755 -d "${pkgdir}/usr/share/dhclient"
  mv "${pkgdir}/etc/dhclient.conf.example" "${pkgdir}/usr/share/dhclient/"

  install -d "${pkgdir}/var/lib/dhclient"

  # install dhclient linux script
  install -m755 client/scripts/linux "${pkgdir}/usr/bin/dhclient-script"

  # install license
  install -m644 -D LICENSE "${pkgdir}/usr/share/licenses/dhclient/LICENSE"
}