Learning the Korn Shell (Paperback, 2)

Chapter 1. Korn Shell Basics
What Is a Shell?
Scope of This Book
History of Unix Shells
Getting the 1993 Korn Shell
Interactive Shell Use
Files
Input and Output
Background Jobs
Special Characters and Quoting

Chapter 2. Command-Line Editing
Enabling Command-Line Editing
The History File
Emacs Editing Mode
Vi Editing Mode
The hist Command
Finger Habits

Chapter 3. Customizing Your Environment
The .profile File
Aliases
Options
Shell Variables
Customization and Subprocesses
Customization Hints

Chapter 4. Basic Shell Programming
Shell Scripts and Functions
Shell Variables
Compound Variables
Indirect Variable References (namerefs)
String Operators
Command Substitution
Advanced Examples: pushd and popd

Chapter 5. Flow Control
if／else
for
case
select
while and until

Chapter 6. Command-Line Options and Typed Variables
Command-Line Options
Numeric Variables and Arithmetic
Arithmetic for
Arrays
typeset

Chapter 7. Input／Output and Command-Line Processing
I／O Redirectors
String I／O
Command-Line Processing

Chapter 8. Process Handling
Process IDs and Job Numbers
Job Control
Signals
trap
Coroutines
Shell Subprocesses and Subshells

Chapter 9. Debugging Shell Programs
Basic Debugging Aids
A Korn Shell Debugger

Chapter 10. Korn Shell Administration
Installing the Korn Shell as the Standard Shell
Environment Customization
Customizing the Editing Modes
System Security Features

Appendix A. Related Shells

Appendix B. Reference Information

Appendix C. Building ksh from Source Code

Appendix D. AT&T ast Source Code License Agreement