From: "Glenn Meadows" 

And if I recall, OS/2 did a great job of dealing with unruly DOS apps.

--
Glenn M.


"Tony Ingenoso"  wrote in
message news:3ef792af{at}w3.nls.net...
> This still results in the CPU getting pegged when a DOS app runs.  Whoever
you hand off to is running, and the DOS app just swings
> to the back of the scheduling line.  A yield isn't the same thing as a
sleep, which DOS apps do by burning CPU and watching the
> clock or BIOS countdown ticker.  What you can get with the yield is better
overall responsivness by not waiting for the scheduler to
> preempt the DOS app.
>
> "Mike '/m'"  wrote in message
news:stdefvgsbdippfmb1jfjj7rks0p4819n3l{at}4ax.com...
> >
> > There was an Int 0x21 call you could do that would yield the CPU to
> > another process.   I used that call whenever I wrote a loop to wait for
> > keyboard input.
> >
> >  /m
>
>

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