post_install() {
  cat << EOF

NOTE for thunar-archive-plugin:
----
  ==> please install xarchiver, squeeze, file-roller or ark to use the plugin
EOF
  gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
}

post_upgrade() {
  post_install $1
}

post_remove() {
  gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
}