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Mail Archives: opendos/2001/04/19/12:15:57

Message-Id: <200104191142.HAA10143@delorie.com>
Date: Thu, 19 Apr 2001 13:43:02 +0200
To: opendos AT delorie DOT com
From: florianx <dos DOT fire AT aon DOT at>
Subject: RE: DOS issues #1
Organization: Club Dr-DOS www.drdos.org
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Reply-To: opendos AT delorie DOT com

Hi!

>> In an open source program no problem. BTW: Datalight ROM-DOS also supports
>> FAT32 and LFN, so that
>> shouldn't be that problem.
>> 
>	[da Silva, Joe]  
>
>	Are you sure about that open-source bit? For instance,
>	InfoZIP and Ghostscript have both deleted support for
>	LZW decompression, because of the Unisys patent ...

Mh...the source can be published...if a binary...I don't know....

>
>	As for Datalight ROM-DOS, their web site does not
>	provide a lot of information. However, it seems fairly
>	clear that this is only available for OEMs.

I don't think, that the information is so bad. Yes, it is mostly for OEMs, but also for
desktop it is useful.

>
>	Furthermore, there is no information about the origins
>	of ROM-DOS ... but all the clues indicate that this is
>	actually "our old friend" ;-) M$-DOS !!! From this fact
>	(?), we can deduce the following :

They said on their web page, that they developed all of the stuff. I also don't think, that they would
have such nice features, if they would have bought M$-DOS.


>	2. This does not provide as much free conventional
>	    memory as DR-DOS 7.0X, partly because the
>	    kernel is very large, partly because it doesn't have
>	    the DPMS "goodies".

DPMS is a very nice feature...but a OS will never have all features it could have :)

>> >Is Free-DOS any good? How advanced is it on these issues?
>> 
>> 
>> FreeDOS will (I think) never have such a good memory manager, Taskmanager
>> and DPMS server. DPMI, yes....there  are many avaiable :)
>> 
>	[da Silva, Joe]  
>
>	We have previously established that the Novell and
>	OpenDOS 7.01 DPMS servers can be supplied free
>	with DPMS clients, so that may solve one problem.

The only problem is, that it only supports 64MB (I read, so maybe i am wrong).

>
>	As for Taskmanager, all this ever did for me was
>	lock-up the PC, so I wouldn't miss this too much. :-/
>	Well ... as a task switcher it seems stable - it's just
>	the multi-tasking that has never worked for me ...

I think, DOS needs a taskmanager, why? Most people like it and who of the windows user
would ever use DOS without Taskmanager? Ok...I know... ;)

>
>	WRT a memory manager - I wonder, what's the status
>	of QEMM ? If this is a discontinued product, perhaps
>	the copyright owners (Quarterdeck?) could be persuaded
>	to release it as "freeware" or even "open-source". Would
>	this benefit FreeDOS for memory management?

Some people have said, that the source code is lost etc. I also think, that we should contact the company, but i haven't
found any contact address where I got answerd.

bye, flox


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