5. The Linux ShellsMotivation Prerequisites Objectives Presentation Utilities Shell Commands Section 5.1. Introduction Section 5.2. Selecting a Shell Section 5.3. Shell Operations Section 5.4. Executable Files Versus Built-in Commands Section 5.5. Metacharacters Section 5.6. Redirection Section 5.7. Filename Substitution (Wildcards) Section 5.8. Command Substitution Section 5.9. Sequences Section 5.10. Grouping Commands Section 5.11. Background Processing Section 5.12. Redirecting Background Processes Section 5.13. Shell Programs (Scripts) Section 5.14. Subshells or Child Shells Section 5.15. Variables Section 5.16. Quoting Section 5.17. Here Documents Section 5.18. Job Control Section 5.19. Finding a Command: $PATH Section 5.20. Superseding Standard Utilities Section 5.21. Termination and Exit Codes Section 5.22. Common Core Built-Ins Chapter Review |