sleep Things To Know Before You Buy

sleep Things To Know Before You Buy

Blog Article

The habits of the system is undefined if a mutex is destroyed whilst still owned by any threads, or a thread terminates though proudly owning a mutex. The mutex course satisfies all needs of Mutex and StandardLayoutType.

A situation variable is a synchronization primitive which allows a number of threads to communicate with each other.

The sleep may well resume earlier if a sign that isn't ignored is gained. In this kind of circumstance, if remaining just isn't NULL, the remaining time duration is saved into the object pointed to by remaining.

These factors are presented for fine-grained atomic functions permitting for lockless concurrent programming. Each individual atomic operation is indivisible with regards to any other atomic Procedure that involves the exact same object. Atomic objects are absolutely free of data races.

Presents a hint into the implementation to reschedule the execution of threads, permitting other threads to run.

The mutex course is a synchronization primitive that may be utilised to shield shared details from being concurrently accessed by a number of threads.

blocks the current thread till the situation variable is awakened or right up until specified time issue continues to be attained (community member operate) [edit] Indigenous deal with

Continuous Rationalization future_status::deferred The shared point out incorporates a deferred functionality applying lazy analysis, so The end result are going to be computed only when explicitly asked for How to get better sleep future_status::Completely ready The end result is prepared future_status::timeout The timeout has expired [edit] Exceptions

This overload may very well be applied to disregard spurious awakenings although awaiting a selected affliction to become accurate.

This function may perhaps block for more time than timeout_duration because of scheduling or useful resource competition delays.

length and remaining may perhaps level at the same item, which simplifies re-operating the purpose after a sign.

std::launch::deferred.

atomic_compare_exchange_weakatomic_compare_exchange_weak_explicitatomic_compare_exchange_strongatomic_compare_exchange_strong_explicit

atomic_compare_exchange_weakatomic_compare_exchange_weak_explicitatomic_compare_exchange_strongatomic_compare_exchange_strong_explicit

If the function f returns a value or throws an exception, it's stored within the shared state accessible with the std::potential that std::async returns to the caller. [edit] Deferred invocation