C + + Konzepte: BasicLockable – cppreference.com
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Die BasicLockable Konzept beschreibt die minimalen Eigenschaften von Typen, die exklusive Sperrung Semantik zur Ausführung Mittel (dh Themen) bieten .
Original:
The BasicLockable concept describes the minimal characteristics of types that provide exclusive blocking semantics for execution agents (i.e. threads).
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Anforderungen
Für Typ L um BasicLockable sein, müssen die folgenden Bedingungen für ein Objekt m vom Typ L erfüllt sein:
Original:
For type L to be BasicLockable, the following conditions have to be satisfied for an object m of type L:
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| Expression | Requires | Effects |
|---|---|---|
m.lock()
|
Blocks until a lock can be obtained for the current execution agent. If an exception is thrown, no lock is obtained. | |
m.unlock()
|
The current execution agent should hold the lock m.
|
Releases the lock held by the execution agent. Throws no exceptions. |