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std::future_category

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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)
 
definiert in Header <future>
const std::error_category& future_category();
 (seit C++11)
Ruft einen Verweis auf den statischen Fehler Kategorie-Objekt für die Fehler im Zusammenhang mit Futures und Versprechungen. Das Objekt ist erforderlich, um die virtuelle Funktion error_category::name() überschreiben, um einen Zeiger auf den String "future" zurückzukehren. Es wird verwendet, um Fehler-Codes in den Ausnahmen des Typs std::future_error geben sollen .
Original:
Obtains a reference to the static error category object for the errors related to futures and promises. The object is required to override the virtual function error_category::name() to return a pointer to the string "future". It is used to identify error codes provided in the exceptions of type std::future_error.
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Inhaltsverzeichnis

[Bearbeiten] Parameter

(None)
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(none)
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[Bearbeiten] Rückgabewert

ein Verweis auf das statische Objekt von unspezifizierten Laufzeittyp aus std::error_category abgeleitet .
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a reference to the static object of unspecified runtime type, derived from std::error_category.
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[Bearbeiten] Ausnahmen

noexcept specification:  
noexcept
  (seit C++11)

[Bearbeiten] Beispiel

This section is incomplete
Reason: no example

[Bearbeiten] Siehe auch

(C++11)
auf die künftigen Fehlercodes
Original:
identifies the future error codes
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(enum) [edit]
(C++11)
meldet einen Fehler im Zusammenhang mit Futures oder Versprechungen
Original:
reports an error related to futures or promises
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(Klasse) [edit]
(C++11)
Basisklasse für Fehler Kategorien
Original:
base class for error categories
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(Klasse) [edit]
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