How does a command find out who called it?

[Ken Ray]

> 
> The question is: How do I know what "XXX" is in the mySocketCallback?

You can check "the executionContexts" form inside your mySocketCallback handler - it's full of info about the order of execution from the user's last event to the place where you ask for it, but you can parse it to get out what you're looking for...

Ken Ray
Sons of Thunder Software, Inc.
Email: kray at sonsothunder.com
Web Site: http://www.sonsothunder.com/