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Boost C++ Application Development  Cookbook

You're reading from   Boost C++ Application Development Cookbook Recipes to simplify your application development

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Product type Paperback
Published in Aug 2017
Publisher Packt
ISBN-13 9781787282247
Length 438 pages
Edition 2nd Edition
Languages
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Author (1):
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Anton Polukhin Alekseevic Anton Polukhin Alekseevic
Author Profile Icon Anton Polukhin Alekseevic
Anton Polukhin Alekseevic
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Toc

Table of Contents (19) Chapters Close

Title Page
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface
1. Starting to Write Your Application FREE CHAPTER 2. Managing Resources 3. Converting and Casting 4. Compile-Time Tricks 5. Multithreading 6. Manipulating Tasks 7. Manipulating Strings 8. Metaprogramming 9. Containers 10. Gathering Platform and Compiler Information 11. Working with the System 12. Scratching the Tip of the Iceberg

Coroutines - saving the state and postponing the execution


Nowadays, plenty of embedded devices still have only a single core. Developers write for those devices, trying to squeeze maximum performance out of them.

Using Boost.Threads or some other thread library for such devices is not effective. The OS will be forced to schedule threads for execution, manage resources, and so on, as the hardware cannot run them in parallel.

So, how can we force a program to switch to the execution of a subprogram while waiting for some resource in the main part? Moreover, how can we control the time of the subprogram's execution?

Getting ready

Basic knowledge of C++ and templates is required for this recipe. Reading some recipes about Boost.Function may also help.

How to do it...

This recipe is about coroutines or subroutines that allow multiple entry points. Multiple entry points give us an ability to suspend and resume the execution of a program at certain locations, switching to/from other subprograms.

  1. The...
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