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33574c17 | 1 | /* Mutex type. Generic version. |
2b778ceb | 2 | Copyright (C) 2000-2021 Free Software Foundation, Inc. |
33574c17 ST |
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 | |
ad2b41bf ST |
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. | |
33574c17 ST |
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 | |
ad2b41bf | 13 | Lesser General Public License for more details. |
33574c17 | 14 | |
ad2b41bf ST |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
33574c17 ST |
18 | |
19 | #ifndef _BITS_TYPES_STRUCT___PTHREAD_MUTEX_H | |
20 | #define _BITS_TYPES_STRUCT___PTHREAD_MUTEX_H 1 | |
21 | ||
22 | #include <bits/types/struct___pthread_mutexattr.h> | |
23 | ||
24 | /* User visible part of a mutex. */ | |
25 | struct __pthread_mutex | |
26 | { | |
27 | unsigned int __lock; | |
28 | unsigned int __owner_id; | |
29 | unsigned int __cnt; | |
30 | int __shpid; | |
31 | int __type; | |
32 | int __flags; | |
33 | unsigned int __reserved1; | |
34 | unsigned int __reserved2; | |
35 | }; | |
36 | ||
37 | /* Static mutex initializers. */ | |
38 | #define __PTHREAD_MUTEX_INITIALIZER \ | |
39 | { 0, 0, 0, 0, __PTHREAD_MUTEX_TIMED, 0, 0, 0 } | |
40 | ||
41 | /* The +1 is to mantain binary compatibility with the old | |
42 | * libpthread implementation. */ | |
43 | #define __PTHREAD_ERRORCHECK_MUTEX_INITIALIZER \ | |
44 | { 0, 0, 0, 0, __PTHREAD_MUTEX_ERRORCHECK + 1, 0, 0, 0 } | |
45 | ||
46 | #define __PTHREAD_RECURSIVE_MUTEX_INITIALIZER \ | |
47 | { 0, 0, 0, 0, __PTHREAD_MUTEX_RECURSIVE + 1, 0, 0, 0 } | |
48 | ||
49 | #endif /* bits/types/struct___pthread_mutex.h */ |