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From: chewy@apple.com (Paul Snively)
Newsgroups: comp.sys.mac.system
Subject: Re: Setting System Heap
Message-ID: <8012@goofy.Apple.COM>
Date: 2 May 90 16:53:25 GMT
Sender: usenet@Apple.COM
Organization: Apple Computer, Inc.
Lines: 29
References:<1990May1.231447.29824@agate.berkeley.edu> <40672@apple.Apple.COM> <9074@tank.uchicago.edu>

In article <9074@tank.uchicago.edu> asl2@tank.uchicago.edu (Aaron "Fish" 
Lav) writes:
>         The quickest way would be to create a file with a type of INIT
> (call it Expand Sysheap) and have it be empty except for a sysz 0 
resource
> with the contents equal to the amount of memory you want to add.  (This
> assumes that INIT 31 doesn't check for INIT resources before expanding 
the 
> sys heap.  I haven't checked.  If it does, add an INIT 0 which is just 
an 
> RTS (4E75).)

I wouldn't rely on this--INIT 31 is supposed to reclaim any sysz-allocated 
space that isn't actually allocated via NewHandle or NewPtr along the way. 
 I don't believe that it does so now, but it seems likely that INIT 31 
will be brought in line with its documentation someday.

__________________________________________________________________________
                                Paul Snively
                      Macintosh Developer Technical Support
                             Apple Computer, Inc.

1st Choice: Paul_Snively.DTS@gateway.qm.apple.com
2nd Choice: CHEWBACCA@applelink.apple.com
Last Choice: chewy@apple.com

Just because I work for Apple Computer, Inc. doesn't mean that I believe 
what they believe, or vice-versa.
__________________________________________________________________________