[PATCH 3/3] Use latest <semaphore.h> from FreeBSD for RTEMS

[Corinna Vinschen]

On Mar 11 13:17, Sebastian Huber wrote:
> ----- Ursprüngliche Mail -----
> > Von: "Corinna Vinschen" <vinschen@redhat.com>
> > An: newlib@sourceware.org
> > Gesendet: Mittwoch, 11. März 2015 11:33:30
> > Betreff: Re: [PATCH 3/3] Use latest <semaphore.h> from FreeBSD for RTEMS
> 
> > Hi Sebastian,
> > 
> > On Mar  9 14:03, Sebastian Huber wrote:
> >> Import the latest <semaphore.h> from FreeBSD and adjust it for RTEMS.
> >> The OpenMP support from GCC (libgomp) needs a <semaphore.h>.
> > 
> > Apart from the maverick implementation in libc/sys/linux, we don't
> > have any semaphore implementation.  This, plus the fact that the
> > type of sem_t is implementaiton-specific, makes me a bit reluctant
> > to include this header in newlib.  On some systems sizeof(sem_t)
> > is pointer sized.
> > 
> > If we add semaphore.h, we should make the definition of sem_t
> > conditional somehow, so e.g. Cygwin can reuse this file, removing its
> > own.
> 
> Since this file is located in the RTEMS specific header file directory
> 
> libc/sys/rtems/include/semaphore.h

Duh!  I missed that the file is under sys/rtems.  Sorry.  Patch is
ok then.  I'll check it in shortly.


Corinna

-- 
Corinna Vinschen
Cygwin Maintainer
Red Hat
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