[Mesa-dev] [PATCH] util/u_thread: fix compilation on Mac OS

[Roland Scheidegger]

Yes, I guess it's a limitation of not-quite-posix mac os :-).

Reviewed-by: Roland Scheidegger <sroland at vmware.com>


Am 10.11.2017 um 12:38 schrieb Nicolai Hähnle:
> From: Nicolai Hähnle <nicolai.haehnle at amd.com>
> 
> Apparently, it doesn't have pthread barriers.
> 
> p_config.h (which was originally used to guard this code) uses the
> __APPLE__ macro to detect Mac OS.
> 
> Fixes: f0d3a4de75 ("util: move pipe_barrier into src/util and rename to util_barrier")
> Cc: Roland Scheidegger <sroland at vmware.com>
> ---
>  src/util/u_thread.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/util/u_thread.h b/src/util/u_thread.h
> index e484d8aa74f..26cc0b0934b 100644
> --- a/src/util/u_thread.h
> +++ b/src/util/u_thread.h
> @@ -97,21 +97,21 @@ static inline bool u_thread_is_self(thrd_t thread)
>     return pthread_equal(pthread_self(), thread);
>  #  endif
>  #endif
>     return false;
>  }
>  
>  /*
>   * util_barrier
>   */
>  
> -#if defined(HAVE_PTHREAD)
> +#if defined(HAVE_PTHREAD) && !defined(__APPLE__)
>  
>  typedef pthread_barrier_t util_barrier;
>  
>  static inline void util_barrier_init(util_barrier *barrier, unsigned count)
>  {
>     pthread_barrier_init(barrier, NULL, count);
>  }
>  
>  static inline void util_barrier_destroy(util_barrier *barrier)
>  {
>