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Concurrency with Modern C++

You're reading from   Concurrency with Modern C++ What every professional C++ programmer should know about concurrency.

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Product type Paperback
Published in Dec 2019
Publisher
ISBN-13 9781839211027
Length 543 pages
Edition 1st Edition
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Author (1):
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Rainer Grimm Rainer Grimm
Author Profile Icon Rainer Grimm
Rainer Grimm
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Table of Contents (19) Chapters Close

1. Reader Testimonials FREE CHAPTER
2. Introduction 3. Concurrency with Modern C++ 4. Memory Model 5. Multithreading 6. Parallel Algorithms of the Standard Template Library 7. The Near Future: C++20 8. Case Studies 9. The Future: C++23 10. Patterns and Best Practices 11. Synchronisation Patterns 12. Concurrent Architecture 13. Best Practices 14. Lock-Based Data Structures 15. Challenges 16. The Time Library 17. CppMem - An Overview 18. Glossary 19. Index

Sleep and Wait

One crucial feature that multithreading components such as threads, locks, condition variables, and futures have in common is the notion of time.

Conventions

The methods for handling time in multithreading programs follow a simple convention. Methods ending with _for have to be parametrised by a time duration; methods ending with _until by a time point. Here is a concise overview of the methods dealing with sleeping, blocking, and waiting.

Methods for sleeping, blocking, and waiting
Multithreading Component _until _for
std::thread th th.sleep_until(in2min) th.sleep_for(2s)
std::unique_lock lk lk.try_lock_until(in2min) lk.try_lock(2s)
std::condition_variable cv cv.wait_until(in2min) cv.wait_for(2s)
std::future fu fu.wait_until(in2min) fu.wait_for(2s)
std::shared_future shFu shFu.wait(in2min) shFu...
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