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Date:      Tue, 2 Aug 2005 10:02:36 -0400 (EDT)
From:      Daniel Eischen <deischen@freebsd.org>
To:        Poul-Henning Kamp <phk@haven.freebsd.dk>
Cc:        current@freebsd.org
Subject:   Re: pthreads: shouldn't nanosleep() be a cancellation point ?
Message-ID:  <Pine.GSO.4.43.0508020954480.5408-100000@sea.ntplx.net>
In-Reply-To: <21362.1122974814@phk.freebsd.dk>

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On Tue, 2 Aug 2005, Poul-Henning Kamp wrote:

>
> Since sleep() is a cancellation point, shouldn't nanosleep() be as well ?

nanosleep() is a cancellation point.  At least, that's the way it's
coded and should work.  Note that _nanosleep() isn't.  By design, if
libc is using _nanosleep() in places, then that wouldn't cause a
cancellation point.

> (this would also cover usleep())

Hmm, is your real complaint that usleep() is not a cancellation point?
usleep() should be a cancellation point, so you can fix it if you
want (s/_nano/nano/ and remove the namespace stuff).

-- 
DE




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