pkgname=gdm

post_install() {
  getent group gdm >/dev/null 2>&1 || groupadd -g 120 gdm
  getent passwd gdm >/dev/null 2>&1 || usr/sbin/useradd -c 'Gnome Display Manager' -u 120 -g gdm -d /var/lib/gdm -s /sbin/nologin gdm
  passwd -l gdm > /dev/null
  chown root:gdm /var/lib/gdm > /dev/null
  chmod 1770 /var/lib/gdm > /dev/null

  gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
}

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
}

post_upgrade() {
  post_install
}

post_remove() {
  gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
  getent passwd gdm || userdel gdm
  getent group gdm || groupdel gdm
}