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Index: B

background jobs

1.8. Background Jobs
4.1. Shell Scripts and Functions
8. Process Handling
8.1. Process IDs and Job Numbers
! variable (process ID of most recent) : 8.4.2. Process ID Variables and Temporary Files
creating : 8.2. Job Control
lack of in MS-DOS : A.6. Workalikes on PC Platforms
saving standard output and error of : 7.1.2. File Descriptors
with two-way pipes : 8.5.4. Coroutines with Two-way Pipes

Backus-Naur Form (BNF) : A.4. pdksh

basename : 4.3.3. Pattern-matching Operators

bash

1.4. Getting the Korn Shell
A. Related Shells
A.5. bash
obtaining from Internet : A.5. bash

bc : 8.5.4. Coroutines with Two-way Pipes

bg

8.2. Job Control
8.2.2. Suspending a Job
A.1. The Bourne Shell

biff : 3.4.2.2. Mail Variables

/bin

3.4.2.5. Command Search Path
10.3.2. A System Break-in Scenario

BITFTP : C.3. BITFTP

Bourne shell

Preface
Summary of Korn Shell Features
1.3. History of UNIX Shells
1.3.1. The Korn Shell
1.3.2. Features of the Korn Shell
1.4. Getting the Korn Shell
2. Command-line Editing
3.3. Options
4.1.1. Functions
4.2. Shell Variables
4.3.2. Patterns and Regular Expressions
4.4. Command Substitution
5.1.3.1. String comparisons
5.4. select
6.1.3. getopts
6.2. Integer Variables and Arithmetic
7.1. I/O Redirectors
7.1.2. File Descriptors
8.5.4. Coroutines with Two-way Pipes
9. Debugging Shell Programs
10.1. Installing the Korn Shell as the Standard Shell
A. Related Shells
A.1. The Bourne Shell
A.2. The IEEE 1003.2 POSIX Shell Standard
A.4. pdksh
A.5. bash

Bourne, Steven : 1.3. History of UNIX Shells

break : 5.4. select

BSD

1.3. History of UNIX Shells
1.9.5. Control Keys
2.3.4. Moving Around in the History File
2.3.6. Miscellaneous Commands
2.4. Vi Editing Mode
3.4.2.2. Mail Variables

built-in commands

ability to add new in next release : A.7. The Future of the Korn Shell

online help for in next release : A.7. The Future of the Korn Shell

order of precedence in command lookup

4.1.1. Functions
7.3. Command-line Processing

built-in variables

3.4. Shell Variables

(see also environment variables)

# : 4.2.1. Positional Parameters

$ : 2.2. The History File

* : 4.2.1. Positional Parameters

as default list in for statement : 5.2. for
as default list in select statement : 5.4. select

* and # in functions : 4.2.1.1. Positional parameters in functions

?

5.1.1. Exit Status and Return
9.1.2.2. ERR
9.2.5. Exercises

@ : 4.2.1. Positional Parameters

CDPATH : 3.4.3. Directory Search Path

COLUMNS

3.4.2.1. Editing mode variables
7.2.2.3. Code blocks

EDITOR

3.4.2.1. Editing mode variables
3.5.1. Environment Variables

ERRNO, obsolescence in next release : A.7. The Future of the Korn Shell

FCEDIT : 3.4.2.1. Editing mode variables

FPATH

4.1.1.1. Autoloaded functions
10.2.3. Types of Global Customization

LINENO

9.1.1. Set Options
9.1.2.2. ERR
9.2.2. The Preamble

LINES : 3.4.2.1. Editing mode variables

list of those not supported in Bourne shell : A.1. The Bourne Shell

list of those not supported in pdksh : A.4. pdksh

MAILCHECK : 3.4.2.2. Mail Variables

MAILPATH : 3.4.2.5. Command Search Path

naming convention : 3.4. Shell Variables

OLDPWD

3.4.3.1. Miscellaneous Variables
4.5. Advanced Examples: pushd and popd
5.1.1. Exit Status and Return
7.3. Command-line Processing

OPTARG : 6.1.3. getopts

OPTIND : 6.1.3. getopts

PID : A.6. Workalikes on PC Platforms

positional parameters : (see positional parameters)

PS1

3.4.2.3. Prompting Variables
4.4. Command Substitution

PS2 : 3.4.2.3. Prompting Variables

PS3

3.4.2.3. Prompting Variables
5.4. select
command substitution in next release : A.7. The Future of the Korn Shell

PS4

3.4.2.3. Prompting Variables
9.1.1. Set Options
in kshdb : 9.2.3. Debugger Functions

RANDOM : 9.1.2.1. EXIT

REPLY

in read statement : 7.2.2. read

in select statement

5.4. select
6.3. Arrays

SECONDS : 3.4.3.1. Miscellaneous Variables

VISUAL : 3.4.2.1. Editing mode variables

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