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Re: gettimeofday() does not returns usec resolution



===
----- Original Message -----
From: "Lapo Luchini" <lapo@lapo.it>
To: <cygwin@cygwin.com>
Sent: Thursday, January 24, 2002 12:34 PM
Subject: Re: gettimeofday() does not returns usec resolution


> > Hmm.  I do remember this patch.  Can you submit this to
cygwin-patches
> > in the correct format: http://cygwin.com/contrib.html ?
>
> Given enough time, yes (never hacked that one, but it seems that only
> winsup/cygwin/times.cc would need to be modified).. anyway of course
I'm one of
> the few that actually would like to have this feature so I guess
there's no big
> hurry.
>
> Of course the number reported by PerformanceTimer has an unknown
offset with
> system time (it appears to start at 0 at program start, but that's not
clearly
> specified) so I would have calculate an initial "offset" in the "old"
way... this
> would give 3-4 microsecond precision on "deltas" but an initial
uncertainty of
> the usual 15 milliseconds or so.

As long as the calibration only occurs when someone is using
gettimeofday, not on every cygwin1.dll load, then that sounds fine to
me.

Rob


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