Espacios de nombres
Variantes
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std::packaged_task::get_future

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Tema Biblioteca de ayuda
Threads
Original:
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)
Futuros
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Futures
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promise(C++11)
future(C++11)
shared_future(C++11)
packaged_task(C++11)
async(C++11)
launch(C++11)
future_status(C++11)
future_error(C++11)
future_category(C++11)
future_errc(C++11)
 
std::packaged_task
Las funciones miembro
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Member functions
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packaged_task::packaged_task
packaged_task::~packaged_task
packaged_task::operator=
packaged_task::valid
packaged_task::swap
Conseguir el resultado
Original:
Getting the result
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packaged_task::get_future
Ejecución
Original:
Execution
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packaged_task::operator()
packaged_task::make_ready_at_thread_exit
packaged_task::reset
 
std::future<R> get_future();
(desde C++11)
Devuelve una future que comparte el mismo estado compartido como *this .
Original:
Returns a future which shares the same shared state as *this.
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get_future puede ser llamado una sola vez para cada packaged_task .
Original:
get_future can be called only once for each packaged_task.
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[editar] Parámetros

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

Un futuro que comparte el mismo estado compartido como *this .
Original:
A future which shares the same shared state as *this.
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[editar] Excepciones

std::future_error en las siguientes condiciones de error:
Original:
std::future_error on the following error conditions:
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  • El estado compartido que ya se ha recuperado a través de una llamada a get_future. La categoría de error se establece en future_already_retrieved .
    Original:
    The shared state has already been retrieved via a call to get_future. The error category is set to future_already_retrieved.
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  • *this no tiene un estado compartido. La categoría de error se establece en no_state .
    Original:
    *this has no shared state. The error category is set to no_state.
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