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std::condition_variable_any

Da cppreference.com.
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Discussione libreria di supporto
Threads
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Threads
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thread(C++11)
this_thread spazio dei nomi
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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)
Mutua esclusione
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Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
Blocco di gestione generico
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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)
Condizioni variabili
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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)
Futures
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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::condition_variable_any
Membri funzioni
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Member functions
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condition_variable_any::condition_variable_any
condition_variable_any::~condition_variable_any
Notifica
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Notification
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condition_variable_any::notify_one
condition_variable_any::notify_all
In attesa
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Waiting
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condition_variable_any::wait
condition_variable_any::wait_for
condition_variable_any::wait_until
Maniglia nativo
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Native handle
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condition_variable_any::native handle
 
Defined in header <condition_variable>
class condition_variable_any;
(dal C++11)
La classe condition_variable_any è una generalizzazione di std::condition_variable. Considerando che std::condition_variable funziona solo su std::unique_lock<std::mutex>, condition_variable_any può operare su qualsiasi definita dall'utente blocco che soddisfi i requisiti BasicLockable.
Original:
The condition_variable_any class is a generalization of std::condition_variable. Whereas std::condition_variable works only on std::unique_lock<std::mutex>, condition_variable_any can operate on any user-defined lock that meets the BasicLockable requirements.
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condition_variable_any fornisce funzionalità simili a std::condition_variable. È una primitiva di sincronizzazione che può essere utilizzato per bloccare un certo numero di fili fino:
Original:
condition_variable_any provides similar functionality to std::condition_variable. It is a synchronization primitive that can be used to block some number of threads until:
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  • una notifica viene ricevuta da un altro thread
    Original:
    a notification is received from another thread
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  • un timeout scade, o
    Original:
    a timeout expires, or
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  • un wakeup spurie verifica
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    a wakeup spurie occurs
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Qualsiasi thread che intende aspettare std::condition_variable_any deve acquisire un blocco prima. Le operazioni di attesa atomicamente rilasciare il blocco e sospendere l'esecuzione del thread. Quando la variabile di condizione è notificato, il thread viene risvegliato, e la serratura viene riacquisito.
Original:
Any thread that intends to wait on std::condition_variable_any has to acquire a lock first. The wait operations atomically release the lock and suspend the execution of the thread. When the condition variable is notified, the thread is awakened, and the lock is reacquired.
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Il std::condition_variable_any classe è uno standard-layout della classe. Non è copia-costruibile, move-costruibile, copy-assegnabile, o spostare assegnabile.
Original:
The class std::condition_variable_any is a standard-layout class. It is not copy-constructible, move-constructible, copy-assignable, or move-assignable.
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Se il blocco è std::unique_lock, std::condition_variable può fornire prestazioni migliori.
Original:
If the lock is std::unique_lock, std::condition_variable may provide better performance.
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[modifica] Membri funzioni

Costruisce l'oggetto
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constructs the object
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(membro pubblico funzione) [edit]
distrugge l'oggetto
Original:
destructs the object
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(membro pubblico funzione) [edit]
operator=
[cancellato]
non copia-assegnabile
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not copy-assignable
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(membro pubblico funzione) [edit]
Notifica
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Notification
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segnala un thread in attesa
Original:
notifies one waiting thread
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(membro pubblico funzione) [edit]
informa tutti i thread in attesa
Original:
notifies all waiting threads
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(membro pubblico funzione) [edit]
In attesa
Original:
Waiting
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blocca il thread corrente fino a quando la variabile di condizione è svegliato
Original:
blocks the current thread until the condition variable is woken up
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(membro pubblico funzione) [edit]
Blocca il thread corrente fino a quando la variabile di condizione è svegliato o dopo la durata del timeout specificato
Original:
blocks the current thread until the condition variable is woken up or after the specified timeout duration
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(membro pubblico funzione) [edit]
blocca il thread corrente fino a quando la variabile di condizione è svegliato o fino a che punto nel tempo specificato è stato raggiunto
Original:
blocks the current thread until the condition variable is woken up or until specified time point has been reached
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(membro pubblico funzione) [edit]