Introduction to Unix and Shell Programming

CONTENTS

Preface

Acknowledgements

1. Introduction to Unix

1.1 Brief History

1.2 What Is Unix?

1.3 Unix Components

1.4 Using Unix

1.5 Commands in Unix

1.6 Some Basic Commands

1.7 Getting Help

1.8 Command Substitution

1.9 Giving Multiple Commands

1.10 Aliases—Giving Alternate Names to Commands

Review Questions and Exercises

2. Files and File Organization

2.1 Unix Files

2.2 Categories of Files

2.3 Hidden Files—Dot Files

2.4 The File System—Organizing the Unix Files

2.5 Path Names—Reaching a Required File

2.6 The Home Directory

2.7 Directory Commands

2.8 The Dot (.) and Double Dot (. .) File Names

2.9 File Related Commands

2.10 Wild Cards—Filename Generation

2.11 Displaying the Contents of a File

2.12 Printing of Files

2.13 Comparing Files