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CERROR, and the ubiquitous "Unclaimed Message" error
- To: JONL at MIT-MC
- Subject: CERROR, and the ubiquitous "Unclaimed Message" error
- From: Robert W. Kerns <RWK at MIT-MC>
- Date: Mon, 8 Dec 80 07:43:00 GMT
- Cc: BUG-LISP at MIT-MC, GJC at MIT-MC
- Original-date: 8 December 1980 02:43-EST
Date: 7 December 1980 07:21-EST
From: Jon L White <JONL at MIT-MC>
To: BUG-LISP at MIT-MC
cc: GJC at MIT-MC
Re: CERROR, and the ubiquitous "Unclaimed Message" error
How often do you get in to a loop trying to print out the
object which didn't claim a message? infinitely often, for
often an object which doesn't claim some random <foo> msg
will also fail to claim the PRINT msg. So for now, I'm making
it just print the address of the offender. If the loser wants,
he can just MUNKAM that address.
This should never happen. OBJECT-CLASS has a PRINT method, and every
instantiated class should be an inferior of OBJECT-CLASS. So if this would
indeed happen, it should be reported as a separate problem. I'd make
the unclaimed message handler check to see if the message being complained
about is the PRINT message, and handle it specially. What think you?