1 /* pthread_barrier_init. Generic version.
2 Copyright (C) 2002-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
23 #include <pt-internal.h>
26 pthread_barrier_init (pthread_barrier_t
*barrier
,
27 const pthread_barrierattr_t
*attr
, unsigned count
)
29 ASSERT_TYPE_SIZE (pthread_barrier_t
, __SIZEOF_PTHREAD_BARRIER_T
);
34 memset (barrier
, 0, sizeof *barrier
);
36 barrier
->__lock
= PTHREAD_SPINLOCK_INITIALIZER
;
37 barrier
->__pending
= count
;
38 barrier
->__count
= count
;
41 || memcmp (attr
, &__pthread_default_barrierattr
, sizeof (*attr
)) == 0)
42 /* Use the default attributes. */
45 /* Non-default attributes. */
47 barrier
->__attr
= malloc (sizeof *attr
);
48 if (barrier
->__attr
== NULL
)
51 *barrier
->__attr
= *attr
;