who is my caller?

Clark C. Evans cce at clarkevans.com
Tue Mar 27 15:55:03 CEST 2001

In many mud languages, you can query the
call-stack to find out who called you.
Is there a stack of function objects
that can be obtained somehow?  Is this
non-portable black magic?  

I'm asking beacuse this technique is
often useful for implementing security
(ok, not very good security)



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