haiku/headers/posix/semaphore.h
Jérôme Duval 2c9d779293 * pthread.h should include sched.h (bug #3516)
* semaphore.h should include fcntl.h


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@29438 a95241bf-73f2-0310-859d-f6bbb57e9c96
2009-03-08 13:56:15 +00:00

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824 B
C

/*
* Copyright 2008, Haiku, Inc.
* Distributed under the terms of the MIT License.
*/
#ifndef _SEMAPHORE_H_
#define _SEMAPHORE_H_
#include <fcntl.h>
#include <stdint.h>
#include <sys/cdefs.h>
#include <time.h>
typedef struct _sem_t {
int32_t id;
int32_t _padding[3];
} sem_t;
#define SEM_FAILED ((sem_t*)(long)-1)
__BEGIN_DECLS
sem_t* sem_open(const char* name, int openFlags,...);
int sem_close(sem_t* semaphore);
int sem_unlink(const char* name);
int sem_init(sem_t* semaphore, int shared, unsigned value);
int sem_destroy(sem_t* semaphore);
int sem_post(sem_t* semaphore);
int sem_timedwait(sem_t* semaphore, const struct timespec* timeout);
int sem_trywait(sem_t* semaphore);
int sem_wait(sem_t* semaphore);
int sem_getvalue(sem_t* semaphore, int* value);
__END_DECLS
#endif /* _SEMAPHORE_H_ */