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std::unique_lock::try_lock

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< cpp‎ | thread‎ | unique lock

 
 
Tema Biblioteca de ayuda
Threads
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Threads
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thread(C++11)
this_thread espacio de nombres
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this_thread namespace
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get_id(C++11)
yield(C++11)
sleep_for(C++11)
sleep_until(C++11)
Exclusión mutua
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Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
Gestión de bloqueos genérico
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Generic lock management
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lock_guard(C++11)
unique_lock(C++11)
defer_lock_t
try_to_lock_t
adopt_lock_t
(C++11)
(C++11)
(C++11)
lock(C++11)
try_lock(C++11)
defer_lock
try_to_lock
adopt_lock
(C++11)
(C++11)
(C++11)
Las variables de condición
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Condition variables
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condition_variable(C++11)
condition_variable_any(C++11)
notify_all_at_thread_exit(C++11)
cv_status(C++11)
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Futures
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promise(C++11)
future(C++11)
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async(C++11)
launch(C++11)
future_status(C++11)
future_error(C++11)
future_category(C++11)
future_errc(C++11)
 
std::unique_lock
Las funciones miembro
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Member functions
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unique_lock::unique_lock
unique_lock::~unique_lock
unique_lock::operator=
Bloqueo
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Locking
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unique_lock::lock
unique_lock::try_lock
unique_lock::try_lock_for
unique_lock::try_lock_until
unique_lock::unlock
Modificadores
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Modifiers
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unique_lock::swap
unique_lock::release
Los observadores
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Observers
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unique_lock::mutex
unique_lock::owns_lock
unique_lock::operator bool
Terceros funciones
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Non-member functions
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std::swap
 
bool try_lock();
(desde C++11)
Intenta bloquear el mutex asociada sin bloqueo. Efectivamente llama mutex()->try_lock() .
Original:
Tries to lock the associated mutex without blocking. Effectively calls mutex()->try_lock().
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std::system_error se produce si no hay mutex asociada o si el mutex está bloqueado ya .
Original:
std::system_error is thrown if there is no associated mutex or if the mutex is already locked.
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Contenido

[editar] Parámetros

(Ninguno)
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(none)
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[editar] Valor de retorno

true si la propiedad de la exclusión mutua se ha adquirido con éxito, de lo contrario false .
Original:
true if the ownership of the mutex has been acquired successfully, false otherwise.
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[editar] Excepciones

  • Cualquier excepción lanzada por mutex()->try_lock()
    Original:
    Any exceptions thrown by mutex()->try_lock()
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[editar] Ejemplo

[editar] Ver también

locks the associated mutex
(miembro público función) [edit]
intenta bloquear el mutex asociado TimedLockable, devoluciones si el mutex no ha estado disponible para la duración de tiempo especificado
Original:
attempts to lock the associated TimedLockable mutex, returns if the mutex has been unavailable for the specified time duration
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(miembro público función) [edit]
intenta bloquear el mutex asociado TimedLockable, devoluciones si el mutex no ha estado disponible hasta que se especifique punto de tiempo se ha alcanzado
Original:
tries to lock the associated TimedLockable mutex, returns if the mutex has been unavailable until specified time point has been reached
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(miembro público función) [edit]
desbloquea el mutex asociado
Original:
unlocks the associated mutex
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(miembro público función) [edit]