dbus-triggerd
is a tool to trigger shell-commands upon receiving a given dbus-signal.
see the included manual-page (``man dbus-triggerd``) for usage information and examples.
deb http://rg42.org/deb/ sid main
dbus-triggerd
came to be as instrumentation tool when prototyping the JACK dbus integration; but it comes in handy in different contexts just the same.