pkgname=gdm

post_install() {
  getent group gdm >/dev/null 2>&1 || groupadd -g 120 gdm
  if getent passwd gdm > /dev/null 2>&1; then
    usr/sbin/usermod -d /var/lib/gdm -c 'Gnome Display Manager' -s /sbin/nologin gdm > /dev/null 2>&1
  else
    usr/sbin/useradd -c 'Gnome Display Manager' -u 120 -g gdm -d /var/lib/gdm -s /sbin/nologin gdm
  fi
  passwd -l gdm > /dev/null
  chown gdm:gdm /var/lib/gdm > /dev/null
  chown -R gdm:gdm /var/lib/gdm/.gconf.mandatory

  gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
  gconfpkg --install ${pkgname}
}

pre_upgrade() {
  if [ -f opt/gnome/etc/gdm/custom.conf ]; then
     mkdir -p etc/gdm
     sed -e 's|/opt/gnome/libexec|usr/lib/gdm|g' \
         -e 's|/opt/gnome/etc|/etc|g' \
         -e 's|/opt/gnome/|/usr/|g' \
     opt/gnome/etc/gdm/custom.conf > etc/gdm/custom.conf
     mv opt/gnome/etc/gdm/custom.conf opt/gnome/etc/gdm/custom.conf.pacsave
  fi
  pre_remove
}

pre_remove() {
  if [ -f usr/share/gconf/schemas/${pkgname}.schemas ]; then
    gconfpkg --uninstall ${pkgname}
  fi
}

post_upgrade() {
  post_install
}

post_remove() {
  gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
  getent passwd gdm >/dev/null 2>&1 && userdel gdm
  getent group gdm >/dev/null 2>&1 && groupdel gdm
}