1 /* Thread barrier attribute type. Generic version. 2 Copyright (C) 2002-2021 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 */ 39