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Go Systems Programming

You're reading from Go Systems Programming Master Linux and Unix system level programming with Go

Product type Paperback

Published in Sep 2017

Publisher Packt

ISBN-13 9781787125643

Length 466 pages

Edition 1st Edition

Languages

Go

Tools

Linux

Concepts

System Programming

Author (1):

Mihalis Tsoukalos

View More author details

Table of Contents (13) Chapters

Preface

1. Getting Started with Go and Unix Systems Programming FREE CHAPTER

2. Writing Programs in Go

3. Advanced Go Features

4. Go Packages, Algorithms, and Data Structures

5. Files and Directories

6. File Input and Output

7. Working with System Files

8. Processes and Signals

9. Goroutines - Basic Features

10. Goroutines - Advanced Features

11. Writing Web Applications in Go

12. Network Programming

File locking in Go

There are times that you do not want any other child of the same process to change a file or even access it because you are changing its data and you do not want the other processes to read incomplete or inconsistent data. Although you will learn more about file locking and go routines in Chapter 9, Goroutines - Basic Features and Chapter 10, Goroutines - Advanced Features, this chapter will present a small Go example without a detailed explanation in order to give you an idea about how things work: you should wait until Chapter 9, Goroutines - Basic Features and Chapter 10, Goroutines - Advanced Features, to learn more.

The presented technique will use Mutex, which is a general synchronization mechanism. The Mutex lock will allow us to lock a file from within the same Go process. As a result, this technique has nothing to do with the use of the flock(2) system...

The rest of the chapter is locked

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