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std::condition_variable_any

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C++
 
Thema Support-Bibliothek
Threads
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Threads
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thread(C++11)
this_thread Namespace
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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)
Gegenseitigen Ausschluss
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Mutual exclusion
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mutex(C++11)
timed_mutex(C++11)
Generische Sperrverwaltung
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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)
Zustand Variablen
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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
Member-Funktionen
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Member functions
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condition_variable_any::condition_variable_any
condition_variable_any::~condition_variable_any
Notification
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Notification
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condition_variable_any::notify_one
condition_variable_any::notify_all
Warten
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Waiting
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condition_variable_any::wait
condition_variable_any::wait_for
condition_variable_any::wait_until
 
definiert in Header <condition_variable>
class condition_variable_any;
 (seit C++11)
Die condition_variable_any Klasse ist eine Verallgemeinerung der std::condition_variable. Während std::condition_variable nur auf std::unique_lock<std::mutex> funktioniert, können condition_variable_any auf einem benutzerdefinierten Sperre, die BasicLockable Anforderungen zu betreiben .
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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 bietet ähnliche Funktionalität wie std::condition_variable. Es ist ein Synchronisierungsgrundeinheit das verwendet werden kann, um eine bestimmte Anzahl von Threads bis zu blockieren:
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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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  • eine Benachrichtigung von einem anderen Thread empfangen
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    a notification is received from another thread
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  • zu einer Zeitüberschreitung oder
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    a timeout expires, or
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  • ein unechten wakeup auftritt
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    a unechten wakeup occurs
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Jeder Thread, der auf std::condition_variable_any warten möchte, muss sich eine Sperre erst einmal erwerben. Die Wartevorgänge atomar die Sperre sowie die Aussetzung der Ausführung des Threads. Wenn die Bedingung variable benachrichtigt wird, wird der Thread geweckt, und die Sperre wird zurückerworben .
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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Die Klasse std::condition_variable_any ist ein Standard-Layout-Klasse. Es ist nicht copy-konstruierbar, move-konstruierbar, copy-zuweisbare oder verschieben zuweisbare .
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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Wenn die Sperre