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33574c17 ST |
1 | /* Mutex type. Generic version. |
2 | Copyright (C) 2000-2018 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 Library General Public License as | |
7 | published by the Free Software Foundation; either version 2 of the | |
8 | 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 | Library General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Library General Public | |
16 | License along with the GNU C Library; see the file COPYING.LIB. If | |
17 | not, see <http://www.gnu.org/licenses/>. */ | |
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 */ |