Yes, funny fact when debugging a problem with a new UI library, the Cocoa API for handling keyboard-shortcuts does not support Cmd-. because that was the origin

Yes, funny fact when debugging a problem with a new UI library, the Cocoa API for handling keyboard-shortcuts does not support Cmd-. because that was the original signal to terminate the proccess (like ctrl-c). The solution involves setting, calling a bunch of API just to listen to the signal.