From: Joseph Rose <jorose AT mail DOT gis DOT net>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: 3rd Try: Maybe an asm problem? (Problems linking)
Date: Mon, 01 May 2000 15:28:31 -0400
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References: <Pine DOT SUN DOT 3 DOT 91 DOT 1000501140345 DOT 10196A-100000 AT is> <390D67E4 DOT C48A1A4F AT mtu-net DOT ru>
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To: djgpp AT delorie DOT com
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So the program doesn't hog processor time when it doesn't need it. :)

"Alexei A. Frounze" wrote:

> Eli Zaretskii wrote:
> > > 1680h of 2fh. :)) I used it only once. I think there are a lot of people who
> > > never used it at all.
> >
> > Actually, most of them do, especially if they use RHIDE, Emacs, Less,
> > Info, and other programs.  2Fh/1680h is the function called by the
> > library function __dpmi_yield; most interactive programs call that
> > function inside their idle loop (or if they don't, they should).
>
> But what for? DOS is not a multitasking OS. Windows does all the task/thread
> switches itself. So what is it needed for? Parhaps for IPX DOS drivers that need
> to have some CPU time under DOS. What else?
>
> bye.
> Alexei A. Frounze
> -----------------------------------------
> Homepage: http://alexfru.chat.ru
> Mirror:   http://members.xoom.com/alexfru