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b168057a | 1 | /* Copyright (C) 2002-2015 Free Software Foundation, Inc. |
76a50749 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. | |
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 | |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
76a50749 | 18 | |
d5cb8389 | 19 | #include <shlib-compat.h> |
76a50749 | 20 | #include "pthreadP.h" |
5acf7263 | 21 | #include <stap-probe.h> |
76a50749 UD |
22 | |
23 | ||
24 | int | |
9d46370c | 25 | __pthread_cond_init (pthread_cond_t *cond, const pthread_condattr_t *cond_attr) |
76a50749 | 26 | { |
d5cb8389 | 27 | struct pthread_condattr *icond_attr = (struct pthread_condattr *) cond_attr; |
76a50749 | 28 | |
e51deae7 | 29 | cond->__data.__lock = LLL_LOCK_INITIALIZER; |
75fccede | 30 | cond->__data.__futex = 0; |
73f7c32c | 31 | cond->__data.__nwaiters = (icond_attr != NULL |
0e54a725 UD |
32 | ? ((icond_attr->value >> 1) |
33 | & ((1 << COND_NWAITERS_SHIFT) - 1)) | |
34 | : CLOCK_REALTIME); | |
05df18c3 UD |
35 | cond->__data.__total_seq = 0; |
36 | cond->__data.__wakeup_seq = 0; | |
37 | cond->__data.__woken_seq = 0; | |
e42a990e UD |
38 | cond->__data.__mutex = (icond_attr == NULL || (icond_attr->value & 1) == 0 |
39 | ? NULL : (void *) ~0l); | |
893a3511 | 40 | cond->__data.__broadcast_seq = 0; |
76a50749 | 41 | |
5acf7263 RM |
42 | LIBC_PROBE (cond_init, 2, cond, cond_attr); |
43 | ||
76a50749 UD |
44 | return 0; |
45 | } | |
bf293afe UD |
46 | versioned_symbol (libpthread, __pthread_cond_init, |
47 | pthread_cond_init, GLIBC_2_3_2); |