6. The Bourne Again ShellMotivation Prerequisites Objectives Presentation Shell Commands Section 6.1. Introduction Section 6.2. Startup Section 6.3. Variables Section 6.4. Command Shortcuts Section 6.5. Tilde Substitution Section 6.6. Redirection Section 6.7. Command Substitution Section 6.8. Arithmetic Section 6.9. Conditional Expressions Section 6.10. Control Structures Section 6.11. Functions Section 6.12. Menus: select Section 6.13. Directory Access and the Directory Stack Section 6.14. Job Control Section 6.15. Command-Line Options Chapter Review |