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std::timed_mutex::try_lock_until

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< cpp‎ | thread‎ | timed mutex

 
 
Tema Biblioteca de ayuda
Threads
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Threads
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this_thread espacio de nombres
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this_thread namespace
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Exclusión mutua
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Mutual exclusion
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Gestión de bloqueos genérico
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Generic lock management
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Las variables de condición
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Condition variables
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Futuros
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Futures
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std::timed_mutex
Las funciones miembro
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Member functions
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Bloqueo
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Locking
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timed_mutex::try_lock_until
Identificador nativo
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Native handle
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template< class Clock, class Duration >
bool try_lock_until( const std::chrono::time_point<Clock,Duration>& timeout_time );
(desde C++11)
Intenta bloquear el mutex. Bloquea hasta timeout_time especificado se ha alcanzado o el bloqueo adquirido, lo que ocurra primero. En la adquisición exitosa de bloqueo vuelve true lo contrario, devuelve false. Puede bloquear por más de timeout_time hasta que se haya alcanzado .
Original:
Tries to lock the mutex. Blocks until specified timeout_time has been reached or the lock is acquired, whichever comes first. On successful lock acquisition returns true, otherwise returns false. May block for longer than until timeout_time has been reached.
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Contenido

[editar] Parámetros

timeout_time -
punto máximo de tiempo para bloquear hasta
Original:
maximum time point to block until
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[editar] Valor de retorno

true si el bloqueo se adquirió con éxito, de lo contrario false .
Original:
true if the lock was acquired successfully, otherwise false.
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[editar] Excepciones

[editar] Ejemplo

Este ejemplo muestra un bloque de dos minutos
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This example shows a two minute block
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#include <iostream>
#include <ctime>
#include <chrono>
#include <mutex>
 
int main()
{
    std::timed_mutex test;
    test.try_lock();
    auto now=std::chrono::steady_clock::now();
    test.try_lock_until(now+std::chrono::minutes(2));
    std::cout << "hello world";
 
}


[editar] Ver también

bloquea el mutex, si bloquea el mutex no está disponible
Original:
locks the mutex, blocks if the mutex is not available
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(función miembro público) [editar]
intenta bloquear el mutex, devuelve si la exclusión mutua no se encuentra disponible
Original:
tries to lock the mutex, returns if the mutex is not available
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(función miembro público) [editar]
intenta bloquear el mutex, devoluciones si el mutex tiene been
unavailable durante el tiempo de espera especificado
Original:
tries to lock the mutex, returns if the mutex has been
unavailable for the specified timeout duration
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(función miembro público) [editar]
desbloquea el mutex
Original:
unlocks the mutex
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(función miembro público) [editar]