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Date: Tue, 25 Nov 1997 13:12:16 -0600 (CST)
From: Alex Nash <nash@Mcs.Net>
To: Terry Lambert <tlambert@primenet.com>
cc: nash@mcs.com, bradley@dunn.org, freebsd-hackers@freebsd.org
Subject: Re: pthread_cond_timedwait returning wrong error?
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On Tue, 25 Nov 1997, Terry Lambert wrote:

> > You are 100% right about the return value being incorrect.
> > Unfortunately, this problem is present in many more functions than just
> > pthread_join().
> > 
> > From what I can tell by looking at an old DEC OSF/1 reference on
> > pthreads, returning -1 an setting errno is the way things used to work.
> > Apparently POSIX has changed that.
> 
> Given that "errno" is a global variable, this is actually a good thing.

errno is thread-specific.

   #define errno           (* __error())

Alex