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From: Frank Heckenbach
Subject: Bug in Delay
Date: 23 Apr 2001, 17:27:16

Eli Zaretskii wrote:

> > Being no DJGPP expert, I'm wondering what we should call now in the
> > GPC units.
> 
> I cannot advise here, since my Pascal knowledge is virtually
> non-existent.  Do Pascal users really need sub-54ms resolution when
> they call these functions?

It hasn't too much to do with Pascal. The Delay procedure (= napms()
in curses) just has a declared millisecond resolution, so users will
at least expect to get a delay > 0 when passing a value > 0 (though,
coming from another Dos compiler, they can't really expect too
precise delays)...

> > Does this mean we shouldn't call usleep() and just accept that short
> > delays don't work, or should we just call delay() because MS-Windows
> > users are used to random system crashes and hangs, anyway? ;-)
> 
> You could use delay() on plain DOS and usleep() on Windows and OS/2.

So, how to distinguish them? -- I suppose that's in the FAQ or
something, so perhaps some other DJGPP user can tell me how to do it
or send me some code.

Frank

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