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Path: utzoo!linus!philabs!cmcl2!seismo!harvard!think!mit-eddie!mit-athena!pld
From: pld@mit-athena.UUCP (Peter L DeWolf)
Newsgroups: net.games.hack
Subject: bug in 1.0.3 hack.engrave.c
Message-ID: <298@mit-athena.UUCP>
Date: Wed, 31-Jul-85 14:19:25 EDT
Article-I.D.: mit-athe.298
Posted: Wed Jul 31 14:19:25 1985
Date-Received: Fri, 2-Aug-85 21:27:47 EDT
Reply-To: pld@mit-athena.UUCP (Peter L DeWolf)
Distribution: net
Organization: MIT Project Athena
Lines: 24

When you use the "E-" command, certain non-VAX versions of hack will crash.
The problem is that a zero pointer is being follwed.  Here is a context
diff of the correction.

*** hack.engrave.c.orig	Wed Jul 24 11:10:10 1985
--- hack.engrave.c	Wed Jul 31 11:33:37 1985
***************
*** 141,147
  
  	if(otmp == &zeroobj)
  		otmp = 0;
! 	if(otmp->otyp == WAN_FIRE && otmp->spe) {
  		type = BURN;
  		otmp->spe--;
  	} else {

--- 141,147 -----
  
  	if(otmp == &zeroobj)
  		otmp = 0;
! 	if(otmp && otmp->otyp == WAN_FIRE && otmp->spe) {
  		type = BURN;
  		otmp->spe--;
  	} else {