lock.h

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/*
 * SPDX-FileCopyrightText: 2022 Gunar Schorcht
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#ifndef DOXYGEN
 
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if !defined(_RETARGETABLE_LOCKING)
 
typedef void * _lock_t;
 
#define _LOCK_T             _lock_t
#define _LOCK_RECURSIVE_T   _lock_t
 
void _lock_init(_lock_t *lock);
void _lock_init_recursive(_lock_t *lock);
void _lock_close(_lock_t *lock);
void _lock_close_recursive(_lock_t *lock);
void _lock_acquire(_lock_t *lock);
void _lock_acquire_recursive(_lock_t *lock);
int  _lock_try_acquire(_lock_t *lock);
int  _lock_try_acquire_recursive(_lock_t *lock);
void _lock_release(_lock_t *lock);
void _lock_release_recursive(_lock_t *lock);
 
#else /* !defined(_RETARGETABLE_LOCKING) */
 
#include_next <sys/lock.h>
 
#endif /* !defined(_RETARGETABLE_LOCKING) */
 
#ifdef __cplusplus
}
#endif
 
#endif /* DOXYGEN */