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112 lines
2.6 KiB
Markdown
112 lines
2.6 KiB
Markdown
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## tk\_cond\_t
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### 概述
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条件变量。
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----------------------------------
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### 函数
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<p id="tk_cond_t_methods">
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| 函数名称 | 说明 |
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| -------- | ------------ |
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| <a href="#tk_cond_t_tk_cond_create">tk\_cond\_create</a> | 创建cond。 |
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| <a href="#tk_cond_t_tk_cond_destroy">tk\_cond\_destroy</a> | 销毁cond对象。 |
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| <a href="#tk_cond_t_tk_cond_signal">tk\_cond\_signal</a> | 唤醒。 |
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| <a href="#tk_cond_t_tk_cond_wait">tk\_cond\_wait</a> | 等待。 |
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| <a href="#tk_cond_t_tk_cond_wait_timeout">tk\_cond\_wait\_timeout</a> | 等待指定时间。 |
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#### tk\_cond\_create 函数
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-----------------------
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* 函数功能：
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> <p id="tk_cond_t_tk_cond_create">创建cond。
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* 函数原型：
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```
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tk_cond_t* tk_cond_create ();
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```
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* 参数说明：
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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| 返回值 | tk\_cond\_t* | cond对象。 |
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#### tk\_cond\_destroy 函数
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-----------------------
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* 函数功能：
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> <p id="tk_cond_t_tk_cond_destroy">销毁cond对象。
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* 函数原型：
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```
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ret_t tk_cond_destroy (tk_cond_t* cond);
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```
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* 参数说明：
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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| 返回值 | ret\_t | 返回RET\_OK表示成功，否则表示失败。 |
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| cond | tk\_cond\_t* | cond对象。 |
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#### tk\_cond\_signal 函数
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-----------------------
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* 函数功能：
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> <p id="tk_cond_t_tk_cond_signal">唤醒。
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* 函数原型：
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```
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ret_t tk_cond_signal (tk_cond_t* cond);
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```
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* 参数说明：
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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| 返回值 | ret\_t | 返回RET\_OK表示成功，否则表示失败。 |
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| cond | tk\_cond\_t* | cond对象。 |
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#### tk\_cond\_wait 函数
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-----------------------
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* 函数功能：
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> <p id="tk_cond_t_tk_cond_wait">等待。
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* 函数原型：
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```
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ret_t tk_cond_wait (tk_cond_t* cond, tk_mutex_t* mutex);
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```
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* 参数说明：
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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| 返回值 | ret\_t | 返回RET\_OK表示成功，否则表示失败。 |
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| cond | tk\_cond\_t* | cond对象。 |
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| mutex | tk\_mutex\_t* | mutex对象。 |
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#### tk\_cond\_wait\_timeout 函数
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-----------------------
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* 函数功能：
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> <p id="tk_cond_t_tk_cond_wait_timeout">等待指定时间。
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* 函数原型：
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```
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ret_t tk_cond_wait_timeout (tk_cond_t* cond, tk_mutex_t* mutex, uint32_t ms);
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```
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* 参数说明：
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| 参数 | 类型 | 说明 |
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| -------- | ----- | --------- |
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| 返回值 | ret\_t | 返回RET\_OK表示成功，否则表示失败。 |
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| cond | tk\_cond\_t* | cond对象。 |
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| mutex | tk\_mutex\_t* | mutex对象。 |
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| ms | uint32\_t | 最长等待时间。 |
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