do_update() { update-mime-database /usr/share/mime > /dev/null gtk-update-icon-cache -f -q /usr/share/icons/hicolor/ update-desktop-database -q } post_install() { do_update echo 'To obtain a valid free serial number please visit' echo 'http://www.freeoffice.com/en/download' } post_upgrade() { do_update } post_remove() { do_update }