Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!julius.cs.uiuc.edu!apple!portal!sv!daven
From: daven@svc.portal.com
Newsgroups: comp.sys.mac.programmer
Subject: Re: TRAP BUG? In SetGrowZone()
Message-ID: <1990Dec6.204708.15592@svc.portal.com>
Date: 6 Dec 90 20:47:08 GMT
References: <1CE00001.m31reu@tbomb.ice.com>
Organization: Software Ventures
Lines: 30

In article <1CE00001.m31reu@tbomb.ice.com> time@tbomb.ice.com writes:
>
>I have an application which uses the SetGrowZone() trap to install
>a grow zone procedure.
>
>Now I have discovered that on IIcx's and SE's running System 6.0.7
>the SetGrowZone() returns a nonzero result that does not look like
>a valid error code!!!!!!!!
>
>This appears to be a BUG in SetGrowZone()!
>
>On my IIfx and my IIx, SetGrowZone() returns noErr, as it should.
>On the IIcx it returns a number like $006abcc4. This is not a valid
>error code, and it appears to be an address to something. MacsBug
>dm command shows "In RAM but not in the Application or System Heaps".
>

Tim,

In C or Pascal, SetGrowZone() is a procedure, not a function. It does
not return anything. We've been using SetGrowZone() for years and it
has worked just fine for us - but then again we don't test for a
return value.


-- 
-------------------------------------------------------------------------------
Dave Newman - Sofware Ventures        | daven@svc.portal.com | AppleLink: D0025
Berkeley, CA  (415) 644-3232          | AOL: MicroPhone      | CIS: 76004,2161
-------------------------------------------------------------------------------