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std::shared_lock<Mutex>:: owns_lock

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std::shared_lock
bool owns_lock ( ) const noexcept ;
(自 C++14 起)

检查 * this 是否拥有已锁定的互斥量。

参数

(无)

返回值

若 * this 关联了互斥量并已获取其共享所有权，则为 true ；否则为 false 。

参见

测试锁是否拥有其关联的互斥量
(公开成员函数)