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Linux System Programming Techniques

You're reading from   Linux System Programming Techniques Become a proficient Linux system programmer using expert recipes and techniques

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Product type Paperback
Published in May 2021
Publisher Packt
ISBN-13 9781789951288
Length 432 pages
Edition 1st Edition
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Author (1):
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Jack-Benny Persson Jack-Benny Persson
Author Profile Icon Jack-Benny Persson
Jack-Benny Persson
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Table of Contents (14) Chapters Close

Preface 1. Chapter 1: Getting the Necessary Tools and Writing Our First Linux Programs 2. Chapter 2: Making Your Programs Easy to Script FREE CHAPTER 3. Chapter 3: Diving Deep into C in Linux 4. Chapter 4: Handling Errors in Your Programs 5. Chapter 5: Working with File I/O and Filesystem Operations 6. Chapter 6: Spawning Processes and Using Job Control 7. Chapter 7: Using systemd to Handle Your Daemons 8. Chapter 8: Creating Shared Libraries 9. Chapter 9: Terminal I/O and Changing Terminal Behavior 10. Chapter 10: Using Different Kinds of IPC 11. Chapter 11: Using Threads in Your Programs 12. Chapter 12: Debugging Your Programs 13. Other Books You May Enjoy

Chapter 3: Diving Deep into C in Linux

It's time to take an in-depth look at C programming in Linux. Here, we will learn more about the compiler, the four stages from source code to binary program, how to use the Make tool, and differences between system calls and standard library functions. We will also take a look at some essential header files when it comes to Linux, and look at some C and Portable Operating System Interface (POSIX) standards. C is tightly integrated with Linux, and mastering C will help you understand Linux.

In this chapter, we will develop both programs and libraries for Linux. We will also write both a generic Makefile and more advanced ones for more significant projects. While doing this, we will also learn about the different C standards, why they matter, and how they affect your programs.

This chapter will cover the following recipes:

  • Linking against libraries using the GNU Compiler Collection (GCC)
  • Changing C standards
  • Using system...
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