sysdeps/htl/bits/types/struct___pthread_barrier.h

   1 /* Thread barrier attribute type.  Generic version.
   2    Copyright (C) 2002-2019 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library;  if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _BITS_TYPES_STRUCT___PTHREAD_BARRIER_H
  20 #define _BITS_TYPES_STRUCT___PTHREAD_BARRIER_H  1
  21
  22 #include <bits/types/__pthread_spinlock_t.h>
  23
  24 /* This structure describes the attributes of a POSIX barrier.  */
  25 struct __pthread_barrier
  26 {
  27   __pthread_spinlock_t __lock;
  28   struct __pthread *__queue;    /* List of waiters.  */
  29   unsigned __pending;           /* Number of that still need to wait on
  30                                    barrier.  */
  31   unsigned __count;             /* Number of threads that must wait before
  32                                    barrier is passed.  */
  33   struct __pthread_barrierattr *__attr;
  34   void *__data;
  35 };
  36
  37
  38 #endif /* bits/types/struct___pthread_barrier.h */