Namespaces
Variants

std::unique_lock<Mutex>:: operator bool

From cppreference.net
C++
Concurrency support library
Threads
(C++11)
(C++20)
(C++17) (C++17)
this_thread namespace
(C++11)
(C++11)
Cooperative cancellation
Mutual exclusion
Generic lock management
Condition variables
(C++11)
(C++11)
(C++11)
(C++11)
Semaphores
(C++20) (C++20)
Latches and Barriers
(C++20)
(C++20)
Futures
(C++11)
(C++11)
(C++11)
(C++11)
(C++11)
Safe reclamation
Hazard pointers
(C++26)
(C++26)
(C++26)
Atomic types
(C++11)
(C++20)
(C++11)
Initialization of atomic types
(C++11) (deprecated in C++20)
(C++11) (deprecated in C++20)
(C++11)
Memory ordering
(C++11)
(C++11) (deprecated in C++26)
(C++11)
(C++11)
Free functions for atomic operations
(C++11) (C++11)
(C++11) (C++11)
(C++11) (C++11)
(C++11) (C++11) (C++11) (C++11)
(C++11) (C++11)
(C++11) (C++11)
(C++11) (C++11)
(C++11) (C++11)
(C++11) (C++11)
(C++26) (C++26)
(C++26) (C++26)
(C++11)
(C++20) (C++20)
(C++20)
(C++20)
Free functions for atomic flags
(C++11) (C++11)
(C++11) (C++11)
(C++20) (C++20)
(C++20) (C++20)
(C++20)
(C++20)
std::unique_lock
explicit operator bool ( ) const noexcept ;
(C++11부터)

* this 가 잠긴 뮤텍스를 소유하고 있는지 여부를 확인합니다. 효과적으로 owns_lock() 을 호출합니다.

매개변수

(없음)

반환값

true 만약 * this 가 연결된 뮤텍스를 가지고 있고 그것의 소유권을 획득한 경우, false 그렇지 않은 경우.

참고 항목

락이 연결된 뮤텍스를 소유(즉, 잠금)하고 있는지 테스트합니다
(public member function)