1# mutex.h 2 3 4## 概述 5 6声明mutex提供的C接口. 7 8**起始版本：** 10 9 10**相关模块：**[FFRT](_f_f_r_t.md) 11 12 13## 汇总 14 15 16### 函数 17 18| 名称 | 描述 | 19| -------- | -------- | 20| FFRT_C_API int [ffrt_mutex_init](_f_f_r_t.md#ffrt_mutex_init) ([ffrt_mutex_t](ffrt__mutex__t.md) \*mutex, const [ffrt_mutexattr_t](ffrt__mutexattr__t.md) \*attr) | 初始化mutex. | 21| FFRT_C_API int [ffrt_mutex_lock](_f_f_r_t.md#ffrt_mutex_lock) ([ffrt_mutex_t](ffrt__mutex__t.md) \*mutex) | 获取mutex. | 22| FFRT_C_API int [ffrt_mutex_unlock](_f_f_r_t.md#ffrt_mutex_unlock) ([ffrt_mutex_t](ffrt__mutex__t.md) \*mutex) | 释放mutex. | 23| FFRT_C_API int [ffrt_mutex_trylock](_f_f_r_t.md#ffrt_mutex_trylock) ([ffrt_mutex_t](ffrt__mutex__t.md) \*mutex) | 尝试获取mutex. | 24| FFRT_C_API int [ffrt_mutex_destroy](_f_f_r_t.md#ffrt_mutex_destroy) ([ffrt_mutex_t](ffrt__mutex__t.md) \*mutex) | 销毁mutex. | 25