/*
 * Copyright (c) 2021, the SerenityOS developers.
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <limits.h>
#include <pthread.h>
#include <sys/cdefs.h>
#include <sys/types.h>

__BEGIN_DECLS

typedef struct {
    pthread_mutex_t mtx;
    pthread_cond_t cv;
    int value;
} sem_t;

int sem_close(sem_t*);
int sem_destroy(sem_t*);
int sem_getvalue(sem_t*, int*);
int sem_init(sem_t*, int, unsigned int);
sem_t* sem_open(const char*, int, ...);
int sem_post(sem_t*);
int sem_trywait(sem_t*);
int sem_unlink(const char*);
int sem_wait(sem_t*);

#define SEM_VALUE_MAX INT_MAX

__END_DECLS