post_install() {
  gio-querymodules /usr/lib/gio/modules
  glib-compile-schemas /usr/share/glib-2.0/schemas
  if [[ -x /usr/bin/gtk-update-icon-cache ]]; then
    gtk-update-icon-cache -q -t -f /usr/share/icons/hicolor
  fi
}

post_upgrade(){
  post_install
}

post_remove() {
  post_install
}