The Basic Principles Of sleep
The Basic Principles Of sleep
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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
This overload may be utilised to disregard spurious awakenings even though looking ahead to a selected situation to be true.
The best-amount functionality may connect its return benefit or an exception into the caller by means of std::guarantee or by modifying shared variables (which can demand synchronization, see std::mutex and std::atomic).
Although the shared variable is atomic, it has to be modified though possessing the mutex to properly publish the modification for the ready thread.
The decision to std::async synchronizes with the decision to f, along with the completion of file is sequenced prior to making the shared point out Completely ready.
The typical endorses which the clock tied to abs_time be utilized to evaluate time; that clock is not required to be a monotonic clock. There are no guarantees regarding the behavior of this perform In the event the clock is altered discontinuously, but the prevailing implementations transform abs_time from Clock to std::chrono::system_clock and delegate to POSIX pthread_cond_timedwait so the wait around honors adjustments to the process clock, although not to your person-furnished Clock.
Even if notified less than lock, overload (one) will make no assures about the state of the affiliated predicate when returning as a consequence of timeout.
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
The category thread represents only one thread of execution. Threads enable various features to execute concurrently.
atomic_compare_exchange_weakatomic_compare_exchange_weak_explicitatomic_compare_exchange_strongatomic_compare_exchange_strong_explicit
Blocks the execution of the present thread for at least Tips to improve your sleep routine right up until the TIME_UTC centered duration pointed to by length has elapsed.
This enables the functionality to check if quit has become asked for during its execution, and return if it has.
In the event the std::long run attained from std::async is not moved from or bound to a reference, the destructor on the std::long run will block at the conclusion of the full expression till the asynchronous operation completes, fundamentally earning code such as the following synchronous: