;;; BUG.P /* This file defines a routine for calling "bug" from Pop-11. See BUG.PL for an explanation. */ define bug( Message ); lvars Message; if stacklength() > 1 then prolog_invoke( prolog_maketerm( Message.consword, (), "bug", 2 ) ) else prolog_invoke( prolog_maketerm( Message.consword, "bug", 1 ) ) endif; enddefine;