1 /* Copyright (C) 2002-2014 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <http://www.gnu.org/licenses/>. */
19 #include <shlib-compat.h>
21 #include <stap-probe.h>
25 __pthread_cond_init (cond
, cond_attr
)
27 const pthread_condattr_t
*cond_attr
;
29 struct pthread_condattr
*icond_attr
= (struct pthread_condattr
*) cond_attr
;
31 cond
->__data
.__lock
= LLL_LOCK_INITIALIZER
;
32 cond
->__data
.__futex
= 0;
33 cond
->__data
.__nwaiters
= (icond_attr
!= NULL
34 ? ((icond_attr
->value
>> 1)
35 & ((1 << COND_NWAITERS_SHIFT
) - 1))
37 cond
->__data
.__total_seq
= 0;
38 cond
->__data
.__wakeup_seq
= 0;
39 cond
->__data
.__woken_seq
= 0;
40 cond
->__data
.__mutex
= (icond_attr
== NULL
|| (icond_attr
->value
& 1) == 0
41 ? NULL
: (void *) ~0l);
42 cond
->__data
.__broadcast_seq
= 0;
44 LIBC_PROBE (cond_init
, 2, cond
, cond_attr
);
48 versioned_symbol (libpthread
, __pthread_cond_init
,
49 pthread_cond_init
, GLIBC_2_3_2
);