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Article View: comp.os.os2.apps
Article #4199

Re: OS2Speed

#4199
From: Robert J. McNamara
Date: Wed, 27 Jan 1993 09:03
42 lines
2647 bytes
In article <JgViXB1w165w@salzo.Cary.NC.US> tom@salzo.Cary.NC.US (Tom Salzmann) writes:
->clemens@faui8a.informatik.uni-erlangen.de (Clemens Beckstein) writes:
->
->> >If it makes a difference, I'm using 4dos 4.0 and OS/2 2.1 beta.

->> Well it used for me at some time.
->> As far as I recall this was with plain GA and a pre revision D of 4DOS.
->> After I installed the Service Pack AND 4DOS 4.01 Revision D I also
->> got crashes (never tried to find out whether it was the SP or the
->> latest 4DOS revision --- I suspect 4DOS).
->
->I believe it's because 4dos asks Desqview for a video buffer (so it won't
->bleed through on real DV systems).  I doubt that os2speed supports this
->call.  I don't have source for os2speed so I'm not sure but another DV
->idle call program I've looked at crashes also and does NOT support the
->call to DV which returns a video buffer address.
->
->> Are you also crashing with the COMMAND.COM from the DOS Box?
->
->For me, no crashes with command.com

Well, I just confirmed it: 4dos 4.0X crashes the session when called 
after OS2Speed is loaded. So with 4dos as my primary dos shell loading
OS2Speed, things work fine, but as soon as some program tries to 
shell out (with 4dos as the SECONDARY shell) I get a crash. I don't 
get the problem with command.com (though I do if I load OS2Speed from
a command.com shell and THEN run 4dos).

One option that I've checked (with a good result) is to set 
COMSPEC to command.com so that secondary shells are not 4dos. I'd 
certainly prefer to have 4dos as the secondary shell too, but I'll live
with this... Still, if any of you can think of a better solution, let 
me know.

Hmm...now which author do I complain to?

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References: <1j70uvEINN7f1@uni-erlangen.de> <JgViXB1w165w@salzo.Cary.NC.US>

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From: rob@cad4.lbl.gov (Robert J. McNamara)
Newsgroups: comp.os.os2.apps
Subject: Re: OS2Speed
Date: 27 Jan 1993 09:03:54 GMT
Organization: Lawrence Berkeley Laboratory
Lines: 43
Message-ID: <28664@dog.ee.lbl.gov>
References: <1j70uvEINN7f1@uni-erlangen.de> <JgViXB1w165w@salzo.Cary.NC.US>
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