- Copyright
- About the Authors
- Credits
- Introduction
- 1. Introducing Shells
- 1.1. What Is a Shell?
- 1.2. Why Use Shells?
- 1.3. What Kind of Shells Are There?
- 1.3.1. The Bourne Shell
- 1.3.2. The C Shell
- 1.3.3. The Korn Shell
- 1.3.4. Bash, the Bourne Again Shell
- 1.3.5. tcsh, the T C Shell
- 1.3.6. Other Shells
- 1.3.7. Graphical Shells
- 1.3.8. The Official POSIX Shell
- 1.3.9. Default Shells
- 1.3.10. Choosing a Shell
- 1.3.11. Changing Your Default Shell
- 1.3.12. Running a Shell from Within Another Shell
- 1.3.13. Finding Out More About the Shell
- 1.4. How Do Shells Fit into a Graphical Environment?
- 1.5. Entering Commands
- 1.6. Command Editing
- 1.7. Working with Wildcards
- 1.8. Running Commands in the Background
- 1.9. Summary
- 2. Introducing Shell Scripts
- 2.1. What Are Shell Scripts?
- 2.2. Alternatives to Shells: Other Scripting Languages
- 2.3. Tools to Edit Shell Scripts
- 2.4. Writing Scripts
- 2.5. Summary
- 2.6. Exercises
- 3. Controlling How Scripts Run
- 4. Interacting with the Environment
- 5. Scripting with Files
- 6. Processing Text with sed
- 7. Processing Text with awk
- 8. Creating Command Pipelines
- 9. Controlling Processes
- 10. Shell Scripting Functions
- 11. Debugging Shell Scripts
- 12. Graphing Data with MRTG
- 12.1. Working with MRTG
- 12.2. Monitoring Other Data with MRTG
- 12.3. Installing MRTG
- 12.4. Writing Scripts for MRTG
- 12.5. Configuring MRTG
- 12.6. Running MRTG
- 12.7. Monitoring Your Computer with MRTG
- 12.8. Monitoring Networks with MRTG
- 12.9. Monitoring Applications with MRTG
- 12.10. Summary
- 12.11. Exercises
- 13. Scripting for Administrators
- 14. Scripting for the Desktop
- A. Answers to Exercises
- B. Useful Commands
- B.1. Navigating the System
- B.2. Working with Files and Directories
- B.3. Manipulating Text
- B.4. Transforming Data
- B.5. Resolving Expressions
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