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Article View: comp.os.msdos.programmer
Article #1493

Help needed on extended memory management

#1493
From: Chan Kay Kit
Date: Mon, 14 Sep 1992 03:27
40 lines
1982 bytes
Hello everyone!

	I have programmed for DOS for a fairly long time but recently I ran 
into memory management difficulties. 

	My program requires a lot of memory for dynamic data (eg. a 1.2 MB 
contiguous block) and thus needs to access extended memory. However, since I 
am only producing a prototype to show concepts, I do not wish to get entangled
in Windows programming. In other words, it would be best if I could just program 
as per normal as possible, with much of the work of managing the extended memory 
done by the compiler or some DOS extender. I am running DOS 3.3.

	I would appreciate it very much if anyone can supply helpful tips to
satisfying the above requirements, and/or answers to the questions below:


(i) Does anyone know if Borland C++ or Zortech C++ allows one to write
and compile DOS programs that automatically use extended memory if 
necessary? What work must be done by the programmer, if any, to manage the 
extended memory? Is the extra work required so much that a switch to the
Windows environment would be more productive instead?

(ii) Any other C language products that come with extended memory management
facilities? 


	Please email replies to kaykit@iti.gov.sg. Thanks in advance!



Kay Kit




---
Kay-Kit CHAN    			| Internet: kaykit@iti.gov.sg
Knowledge Systems Lab			| Bitnet:   kaykit@itivax
Information Technology Institute	| Tel:      (65) 772-0920
National Computer Board of Singapore    | Fax:      (65) 770-3043
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From: kaykit@iti.gov.sg (Chan Kay Kit)
Subject: Help needed on extended memory management
Message-ID: <1992Sep14.032729.2239@iti.gov.sg>
Sender: news@iti.gov.sg (News Admin)
Reply-To: kaykit@iti.gov.sg
Organization: Information Technology Institute, National Computer Board, S'pore
Date: Mon, 14 Sep 1992 03:27:29 GMT
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