semaphore.h

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/*
 * Copyright (c) 2018 Intel Corporation
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef ZEPHYR_INCLUDE_POSIX_SEMAPHORE_H_
#define ZEPHYR_INCLUDE_POSIX_SEMAPHORE_H_
 
#include <zephyr/posix/time.h>
#include <zephyr/posix/posix_types.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define SEM_FAILED ((sem_t *) 0)
 
int sem_destroy(sem_t *semaphore);
int sem_getvalue(sem_t *ZRESTRICT semaphore, int *ZRESTRICT value);
int sem_init(sem_t *semaphore, int pshared, unsigned int value);
int sem_post(sem_t *semaphore);
int sem_timedwait(sem_t *ZRESTRICT semaphore, struct timespec *ZRESTRICT abstime);
int sem_trywait(sem_t *semaphore);
int sem_wait(sem_t *semaphore);
sem_t *sem_open(const char *name, int oflags, ...);
int sem_unlink(const char *name);
int sem_close(sem_t *sem);
 
#ifdef __cplusplus
}
#endif
 
#endif /* ZEPHYR_INCLUDE_POSIX_SEMAPHORE_H_ */