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Article View: comp.os.ms-windows.programmer.misc
Article #1837

Re: Segmented Memory Woes and Portability

#1837
From: John Grant
Date: Tue, 15 Dec 1992 17:48
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In article <711@lax.lax.pe-nelson.com> twbrown@PE-Nelson.COM (Tom W. Brown) writes:
>In article <wf=Fjj_00WB8QZoUYr@andrew.cmu.edu>, ak10+@andrew.cmu.edu (Andrew Joseph Kompanek) writes:
[...stuff deleted about segmented memory confusion...]

Here's Tom's answer:

>Certainly it's possible to do that though I've tried to stay away from huge
>pointers because; 1) of the overhead in their use,
	Yes, but it's really not that bad is it?

 2) they chew up selectors, 
	Tom, could you please explain this - I don't understand.

>and 3) the "conventional" normalized huge pointers can't be used in
>protected mode Windows programming.
	I don't understand this either.  Are there 2 kinds of huge
	pointers? - "conventional" & "non-conventional"?  And why
	can't they be used in protected mode?

[...more stuff deleted...]

I reposted this because I thought the questions and Tom's answers
might be of general interest.
-- 
John A. Grant						jagrant@emr1.emr.ca
Airborne Geophysics
Geological Survey of Canada, Ottawa
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Message-ID: <1992Dec15.174802.15272@emr1.emr.ca>
Path: arc1-ca.pugleaf.net!sparky!uunet!spool.mu.edu!yale.edu!qt.cs.utexas.edu!cs.utexas.edu!torn!nott!emr1!jagrant
References: <wf=Fjj_00WB8QZoUYr@andrew.cmu.edu> <711@lax.lax.pe-nelson.com>

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From: jagrant@emr1.emr.ca (John Grant)
Subject: Re: Segmented Memory Woes and Portability
Message-ID: <1992Dec15.174802.15272@emr1.emr.ca>
Organization: Energy, Mines, and Resources, Ottawa
References: <wf=Fjj_00WB8QZoUYr@andrew.cmu.edu> <711@lax.lax.pe-nelson.com>
Date: Tue, 15 Dec 1992 17:48:02 GMT
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