Expert Shell Scripting

Part 1. Basic Scripting Techniques

1. Shell Script Debugging

2. Standard Function Library

3. Date and Time Manipulation

4. Comparisons and Tests

5. Accepting Command-Line Options, Switches, and Parameters

6. Testing Variables and Assigning Defaults

7. Indirect Reference Variables

8. Shell Process Tree

9. Data Redirection

10. Piping Input to read

Part 2. System Interaction and Advanced Techniques

11. Math from the Shell

12. cron

13. Self-Linked Scripts

14. Throttling Parallel Processes

15. Command-Line Editing and History

16. Scripting from the Command Line

17. Automating User Input with expect

18. User Input Timeout

19. Instant Keyboard Response

20. Directory Copying

21. A Brief Tour of the X Display Environment

22. X Navigation Window

23. Command-Line E-mail Attachments

24. Text-Processing One-Liners

25. Editing Files in Place

26. Evaluating Variables in a Flat File

27. Read Piped Input

28. Free-Format Output Using cat

29. Automating Interactive Processes

Part 3. Useful Scripts

30. Automating E-mail with procmail

31. Process-Management Monitor

32. Managing File Counts

33. Processes Running from inittab

34. Automatic RCS

35. Colorful /proc Reporting

36. Password-Aging Notification

37. A Pseudo-shadow File

38. Linux Gold-System Build

39. System Snapshots

40. Removing Large Files and Log Rolling

41. Core Finder

42. Network Adapter Failover

Avainsanat: Computer Science, Programming Techniques