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Hands-On System Programming with C++

You're reading from   Hands-On System Programming with C++ Build performant and concurrent Unix and Linux systems with C++17

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Product type Paperback
Published in Dec 2018
Publisher Packt
ISBN-13 9781789137880
Length 552 pages
Edition 1st Edition
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Author (1):
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Dr. Rian Quinn Dr. Rian Quinn
Author Profile Icon Dr. Rian Quinn
Dr. Rian Quinn
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Table of Contents (16) Chapters Close

Preface 1. Getting Started with System Programming FREE CHAPTER 2. Learning the C, C++17, and POSIX Standards 3. System Types for C and C++ 4. C++, RAII, and the GSL Refresher 5. Programming Linux/Unix Systems 6. Learning to Program Console Input/Output 7. A Comprehensive Look at Memory Management 8. Learning to Program File Input/Output 9. A Hands-On Approach to Allocators 10. Programming POSIX Sockets Using C++ 11. Time Interfaces in Unix 12. Learning to Program POSIX and C++ Threads 13. Error – Handling with Exceptions 14. Assessments 15. Other Books You May Enjoy

Studying an example on thread logging

The final example in this chapter will build upon our existing debugger example to add support for multiple clients. In Chapter 10, Programming POSIX Sockets Using C++, we added support for networking to the example debugger, providing the ability to offload our debugging logs to a server in addition to the local system.

The problem with this is that the server could only accept one connection before closing, as it didn't have the logic for handling more than one client. In this example, we will fix that issue.

To start, we will need to define our port and max debug string length, as follows:

#define PORT 22000
#define MAX_SIZE 0x1000

The server will require the following include statements:

#include <array>
#include <unordered_map>

#include <sstream>
#include <fstream>
#include <iostream>

#include <mutex&gt...
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