About sleep
About sleep
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The actions of the program is undefined if a mutex is ruined when however owned by any threads, or maybe a thread terminates even though possessing a mutex. The mutex class satisfies all requirements of Mutex and StandardLayoutType.
atomic_compare_exchange_weakatomic_compare_exchange_weak_explicitatomic_compare_exchange_strongatomic_compare_exchange_strong_explicit
The sleep could resume earlier if a signal that's not disregarded is acquired. In this kind of case, if remaining is not really NULL, the remaining time duration is saved into the thing pointed to by remaining.
These components are delivered for high-quality-grained atomic operations permitting for lockless concurrent programming. Each individual atomic Procedure is indivisible with regards to every other atomic operation that consists of the identical object. Atomic objects are absolutely free of information races.
Mutual exclusion algorithms protect against multiple threads from simultaneously accessing shared sources. This stops facts races and presents support for synchronization in between threads. Outlined in header
Waits for The end result to be available. Blocks till specified timeout_duration has elapsed or the result gets readily available, whichever will come to start with. The return benefit identifies the state of the result.
blocks The existing thread right until the affliction variable is awakened or right up until specified time level is reached (general public member purpose) [edit] Indigenous manage
Constant Explanation future_status::deferred The shared condition has a deferred functionality applying lazy analysis, so The end result are going to be computed only when explicitly requested future_status::Prepared The Stages of sleep result is ready future_status::timeout The timeout has expired [edit] Exceptions
This overload could be utilized to disregard spurious awakenings when expecting a particular situation to be genuine.
This functionality may possibly block for lengthier than sleep_duration as a consequence of scheduling or source contention delays.
The class thread signifies a single thread of execution. Threads make it possible for numerous capabilities to execute concurrently.
A length is made of a span of time, described as some quantity of ticks of a while unit. One example is, "42 seconds" may be represented by a duration consisting of 42 ticks of the 1-next time device. Defined in header Outlined in namespace std::chrono
Blocks the execution of the current thread for a minimum of until the TIME_UTC based mostly period pointed to by duration has elapsed.
This overload can be used to ignore spurious awakenings even though looking ahead to a particular issue to be legitimate.
Threads start execution right away upon development with the involved thread object (pending any OS scheduling delays), beginning at the very best-degree purpose furnished to be a constructor argument. The return value of the top-level perform is dismissed and when it terminates by throwing an exception, std::terminate is referred to as.