The Single Best Strategy To Use For sleep
The Single Best Strategy To Use For sleep
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atomic_compare_exchange_weakatomic_compare_exchange_weak_explicitatomic_compare_exchange_strongatomic_compare_exchange_strong_explicit
Delivers a hint to your implementation to reschedule the execution of threads, permitting other threads to operate.
a get in touch with to some waiting purpose on an asynchronous return object that shares the shared condition produced by this std::async connect with blocks till the associated thread has completed, as if joined, or else day trip; and
These parts are supplied for high-quality-grained atomic operations allowing for for lockless concurrent programming. Every single atomic operation is indivisible with regards to almost every other atomic operation that consists of the identical item. Atomic objects are free of charge of data races.
Presents a hint on the implementation to reschedule the execution of threads, making it possible for other threads to operate.
Waits for The end result to become out there. Blocks until finally specified timeout_duration has elapsed or The end result gets to be readily available, whichever comes 1st. The return benefit identifies the condition of The end result.
Although the clock in use is std::chrono::steady_clock or A further monotonic clock, a process clock adjustment may well induce a spurious wakeup.
Even if notified less than lock, overload (one) can make no guarantees concerning the state of the associated predicate when returning as a consequence of timeout.
atomic_compare_exchange_weakatomic_compare_exchange_weak_explicitatomic_compare_exchange_strongatomic_compare_exchange_strong_explicit
Latches and boundaries are thread coordination mechanisms that let any quantity of threads to dam until finally an expected amount of threads arrive. A latch can not be reused, even though a barrier can be used regularly. Outlined in header
If the long run is the result of a phone to std::async that used lazy analysis, this function returns promptly with out ready.
A semaphore is a lightweight synchronization primitive accustomed to constrain concurrent entry to a shared resource. When possibly would suffice, a semaphore is usually additional successful than the usual problem variable. Defined in header
A calling thread owns a mutex from your time that it effectively calls possibly lock or try_lock until eventually it calls unlock.
This overload Stages of sleep could be utilized to ignore spurious awakenings though watching for a certain problem to become legitimate.
In the event the operate file returns a value or throws an exception, it's stored inside the shared condition available throughout the std::long run that std::async returns to your caller. [edit] Deferred invocation