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Date:	Mon, 22 Jan 2001 22:00:32 -0500
From:	Christopher Faylor <cgf AT redhat DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: pthreads on Cygwin
Message-ID:	<20010122220032.A14127@redhat.com>
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In-Reply-To:	<3A6CBEAA.4000002@redhat.com>; from brolley@redhat.com on Mon, Jan 22, 2001 at 06:13:46PM -0500

On Mon, Jan 22, 2001 at 06:13:46PM -0500, Dave Brolley wrote:
>Hi,
>
>According to the online documentation, basic pthread support is 
>available on Cygwin: 
>http://sources.redhat.com/cygwin/cygwin-api/std-posix.html#AEN85
>
>I've found and #included <pthread.h> in /usr/include/pthread.h, however,
><sys/features.h>, found in /usr/include/sys/features.h, only turns on 
>_POSIX_THREADS if
>a macro named __rtems__ is defined. Similarly for the thread support in 
><sys/types.h>.
>
>Is this a bug in the headers or is thread support really not there for 
>vanilla Cygwin? I'm using version 1.1.7 on Windows 95. (Actually, it's a 
>snapshot from Jan 10 -- I as trying to avoid the "cygwin hangs after 
>'sed' in 'libtool' during builds problem). I was told by an insider that 
><pthread.h> and <sys/features.h> were only recently added.

From the ChangeLog, pthread.h has been around for more than a year.
sys/features.h was introduced by Joel Sherrill on 2000-12-11, apparently
to handle rtems.  Apparently he didn't get the cygwin part right.

cgf

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