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std::condition_variable_any

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this_thread namespace
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Mutual exclusion
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Generic lock management
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Zustand Variablen
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Condition variables
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condition_variable(C++11)
condition_variable_any(C++11)
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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
Ureinwohner Griff
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Native handle
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condition_variable_any::native handle
 
Defined 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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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 .
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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 std::unique_lock kann std::condition_variable eine bessere Leistung .
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If the lock is std::unique_lock, std::condition_variable may provide better performance.
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[Bearbeiten] Member-Funktionen

Baut das Objekt
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constructs the object
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(öffentliche Elementfunktion) [edit]
zerstört sich das Objekt
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destructs the object
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operator=
[gelöscht]
nicht kopieren übertragbar
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not copy-assignable
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(öffentliche Elementfunktion) [edit]
Notification
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Notification
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meldet ein wartender Thread
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notifies one waiting thread
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(öffentliche Elementfunktion) [edit]
benachrichtigt alle wartenden Threads
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notifies all waiting threads
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(öffentliche Elementfunktion) [edit]
Warten
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Waiting
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Blockiert den aktuellen Thread, bis die Bedingung variable wird aufgeweckt
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blocks the current thread until the condition variable is woken up
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blockiert den aktuellen Thread, bis die Bedingung Variable wird nach oben oder aufgewacht nach der angegebenen Zeitsperre Dauer
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blocks the current thread until the condition variable is woken up or after the specified timeout duration
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(öffentliche Elementfunktion) [edit]
Blockiert den aktuellen Thread, bis die Bedingung Variable wird nach oben oder geweckt bis angegebenen Zeitpunkt erreicht wurde
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blocks the current thread until the condition variable is woken up or until specified time point has been reached
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(öffentliche Elementfunktion) [edit]