| 1 | /*
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| 2 | Copyright (c) 2011-2016 mingw-w64 project
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| 3 |
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| 4 | Permission is hereby granted, free of charge, to any person obtaining a
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| 5 | copy of this software and associated documentation files (the "Software"),
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| 6 | to deal in the Software without restriction, including without limitation
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| 7 | the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 8 | and/or sell copies of the Software, and to permit persons to whom the
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| 9 | Software is furnished to do so, subject to the following conditions:
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| 10 |
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| 11 | The above copyright notice and this permission notice shall be included in
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| 12 | all copies or substantial portions of the Software.
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| 13 |
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| 14 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 15 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 16 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 17 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| 18 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 19 | FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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| 20 | DEALINGS IN THE SOFTWARE.
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| 21 | */
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| 22 |
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| 23 | #ifndef WIN_PTHREADS_SEMAPHORE_H
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| 24 | #define WIN_PTHREADS_SEMAPHORE_H
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| 25 |
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| 26 | #ifdef __cplusplus
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| 27 | extern "C" {
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| 28 | #endif
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| 29 |
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| 30 | #if defined DLL_EXPORT && !defined (WINPTHREAD_EXPORT_ALL_DEBUG)
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| 31 | #ifdef IN_WINPTHREAD
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| 32 | #define WINPTHREAD_SEMA_API __declspec(dllexport)
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| 33 | #else
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| 34 | #define WINPTHREAD_SEMA_API __declspec(dllimport)
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| 35 | #endif
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| 36 | #else
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| 37 | #define WINPTHREAD_SEMA_API
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| 38 | #endif
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| 39 |
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| 40 | /* Set this to 0 to disable it */
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| 41 | #define USE_SEM_CriticalSection_SpinCount 100
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| 42 |
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| 43 | #define SEM_VALUE_MAX INT_MAX
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| 44 |
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| 45 | #ifndef _MODE_T_
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| 46 | #define _MODE_T_
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| 47 | typedef unsigned short mode_t;
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| 48 | #endif
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| 49 |
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| 50 | typedef void *sem_t;
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| 51 |
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| 52 | #define SEM_FAILED NULL
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| 53 |
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| 54 | int WINPTHREAD_SEMA_API sem_init(sem_t * sem, int pshared, unsigned int value);
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| 55 |
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| 56 | int WINPTHREAD_SEMA_API sem_destroy(sem_t *sem);
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| 57 |
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| 58 | int WINPTHREAD_SEMA_API sem_trywait(sem_t *sem);
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| 59 |
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| 60 | int WINPTHREAD_SEMA_API sem_wait(sem_t *sem);
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| 61 |
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| 62 | int WINPTHREAD_SEMA_API sem_timedwait(sem_t * sem, const struct timespec *t);
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| 63 |
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| 64 | int WINPTHREAD_SEMA_API sem_post(sem_t *sem);
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| 65 |
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| 66 | int WINPTHREAD_SEMA_API sem_post_multiple(sem_t *sem, int count);
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| 67 |
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| 68 | /* yes, it returns a semaphore (or SEM_FAILED) */
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| 69 | sem_t * WINPTHREAD_SEMA_API sem_open(const char * name, int oflag, mode_t mode, unsigned int value);
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| 70 |
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| 71 | int WINPTHREAD_SEMA_API sem_close(sem_t * sem);
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| 72 |
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| 73 | int WINPTHREAD_SEMA_API sem_unlink(const char * name);
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| 74 |
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| 75 | int WINPTHREAD_SEMA_API sem_getvalue(sem_t * sem, int * sval);
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| 76 |
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| 77 | #ifdef __cplusplus
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| 78 | }
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| 79 | #endif
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| 80 |
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| 81 | #endif /* WIN_PTHREADS_SEMAPHORE_H */
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