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From: mahler@latcs1.oz.au (Daniel Mahler)
Newsgroups: comp.lang.prolog
Subject: catch/throw in (nu-)prolog & meta-interpreters
Message-ID: <9238@latcs1.oz.au>
Date: 19 Nov 90 07:15:05 GMT
Organization: Comp Sci, La Trobe Uni, Australia
Lines: 11

Does anyone have examples of the catch/throw mechanism
being used in prolog?

Can it be used to implement the cut in a meta-interpreter?

Can any other nu-prolog mechanism do this?
Most texts give examples of this using ancestor cut which
nu-prolog does not seem to have.

	thanks
		Daniel Mahler