infodir=usr/share/info

post_install() {
    gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
    update-desktop-database -q
    [ -x usr/bin/install-info ] || return 0
    install-info $infodir/ocp.info.gz $infodir/dir 2> /dev/null
}

post_upgrade() {
    post_install
}

pre_remove() {
    install-info --delete $infodir/ocp.info.gz $infodir/dir 2> /dev/null
}

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