mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-31 15:11:40 +01:00
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
|
/*
|
||
|
|
* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*/
|
||
|
|
#ifndef __SYS_LOCK_H__
|
||
|
|
#define __SYS_LOCK_H__
|
||
|
|
|
||
|
|
#include <sys/types.h>
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
/* newlib locks implementation for CONFIG_IDF_TARGET_LINUX, single threaded.
|
||
|
|
* Note, currently this doesn't implement the functions required
|
||
|
|
* when _RETARGETABLE_LOCKING is defined. They should be added.
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
/* Compatibility definitions for legacy newlib locking functions */
|
||
|
|
typedef int _lock_t;
|
||
|
|
|
||
|
|
static inline void _lock_init(_lock_t *plock) {}
|
||
|
|
static inline void _lock_init_recursive(_lock_t *plock) {}
|
||
|
|
static inline void _lock_close(_lock_t *plock) {}
|
||
|
|
static inline void _lock_close_recursive(_lock_t *plock) {}
|
||
|
|
static inline void _lock_acquire(_lock_t *plock) {}
|
||
|
|
static inline void _lock_acquire_recursive(_lock_t *plock) {}
|
||
|
|
static inline int _lock_try_acquire(_lock_t *plock)
|
||
|
|
{
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
static inline int _lock_try_acquire_recursive(_lock_t *plock)
|
||
|
|
{
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
static inline void _lock_release(_lock_t *plock) {}
|
||
|
|
static inline void _lock_release_recursive(_lock_t *plock) {}
|
||
|
|
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __SYS_LOCK_H__ */
|