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Index: B

background commands : 3.1. Running Commands When You Log Out

background processes

1.26. What a Multiuser System Can Do for You
3.4. Automatic File Cleanup
12.1.1. Foreground and Background
38.3. Managing Processes: Overall Concepts
automatically killing : 38.17. Automatically Kill Background Processes on Logout in csh
exit status of : 44.7. Exit Status of UNIX Processes
output from : 12.7. Stop Background Output with stty tostop
preventing continuing after logout : 38.12. Killing All Your Processes
watching : 40.2. Waiting a Little While: sleep

backquotes : (see `)

backslash : (see \)

BACKSPACE key : 41.2.2. Handling Most Characters

deleting on command line : 9.2. Fix a Line Faster with Line-Kill and Word-Erase
erase character : 51.6. Cleaning script Files
location for : 2.13. A .cshrc.$HOST File for Per Host Setup

backspacing over shell prompts : 41.5. Why Some Systems Backspace over Prompts

backups : 20.1. tar in a Nutshell

advantages : 20.2. Make Your Own Backups
bkedit script : 52.4. Quick Descriptions of What's on the Disc
of directories : 20.8.1. Including Other Directories
Emacs auto-save, backup files : 32.4. Backup and Auto-Save Files
RCS and SCCS : 20.12. Protecting Files with SCCS or RCS
on remote tape drives : 20.6. Writing a Tape Drive on a Remote Machine
restoring files from : 20.4. Restoring Files from Tape with tar
timestamps and : 20.7. Creating a Timestamp File for Selective Backups

"bad magic number" error message : 50.12. Common UNIX Error Messages

Baldwin, Robert : 22.17. Ways of Improving the Security of crypt

bang : (see !)

banner command : 43.11. Big Letters: banner

banners, printing : 43.11. Big Letters: banner

basename program

45.18. Using basename and dirname

52.4. Quick Descriptions of What's on the Disc

bugs in : 45.18.1. Introduction to basename and dirname

examples

45.13. Save Disk Space and Programming: Multiple Names for a Program
45.18. Using basename and dirname

loops using : 45.18.2. Use with Loops

bash (Bourne-again shell)

1.8. There Are Many Shells

8.2. Introduction to bash

8.17. verbose and echo Variables Show Quoting

52.4. Quick Descriptions of What's on the Disc

(see also sh (Bourne shell))

alias facility : 10.2. Aliases for Common Commands

aliases in : 10.4. Aliases in ksh and bash

.bashrc file : 2.2.4. bash

C shell compared to : 47.1. Why Not?

case statements : 2.12. Automatic Setups for Different Terminals

command history

11.1. The Lessons of History
(see history of command)

echo used in : 46.10. A Portable echo Command

evaluating command line : 8.11. Which One Will bash Use?

fc command : 11.14.2. In ksh and bash: fc

history file : 11.11.1. bash and ksh

octal character strings : 7.8. Highlighting in Shell Prompts

passing command history to : 11.12. Pass History to Another Shell

pre-prompt commands : 7.13. Pre-Prompt Commands in bash

process substitution : 9.18.1. bash Process Substitution

prompt setting

7.4. Faster Prompt Setting with Built-Ins
7.5. Multiline Shell Prompts
7.9. Show Subshell Level with $SHLVL

speeding up : 2.11. Faster ksh and bash Startup with $- Test

string editing in : 9.7. String Editing in ksh and bash

string editing operators : 45.12. Parameter Substitution

bash command : 52.5.3.5. Installing Everything Using the Defaults

batch command

40.1. Off-Peak Job Submission
40.6. System V.4 Batch Queues

batch editing : 33.1. Why Line Editors Aren't Dinosaurs

awk for : (see awk)
diff command : 33.6. Change Many Files by Editing Just One
ex scripting : 33.3. Line Addressing
file size limits : 33.8. Batch Editing Gotcha: Editors Bomb on Big Files
patch program : 33.9. patch: Generalized Updating of Files that Differ
qsubst program : 33.10. Quick Globals from the Command Line with qsubst
sed for : (see sed)

batch execution : 40.6. System V.4 Batch Queues

batch queues : 40.6. System V.4 Batch Queues

baud rate : 41.2.1. How We Made It This Far (Back?)

bc program : 49.1. bc: Simple Math at the Shell Prompt

bdiff command : 28.7. diff for Very Long Files: bdiff

behead script

35.5. Remove Mail/News Headers with behead
52.4. Quick Descriptions of What's on the Disc

Berkeley printing commands : 43.2.2. Berkeley Printing Commands

Berkeley UNIX : 41.2.1. How We Made It This Far (Back?)

bg command : 12.1.1. Foreground and Background

putting jobs in background : 42.2.3. Program Waiting for Input?

big environment, effects of : 39.8. A Big Environment Can Slow You Down

/bin directory : 4.2. A bin Directory for Your Programs and Scripts

/bin/time utility

39.2. Timing Programs
39.5. Why Is the System So Slow?

programs in : 1.10. Internal and External Commands

in search paths : 44.3.4. Shell Search Paths

binary data, archiving : 19.5. Using tar to Create and Unpack Archives

binary files, searching : 27.19. Finding Words Inside Binary Files

bit bucket

13.15. What to Do with a Full Bit Bucket :-)
24.2. Save Space with Bit Bucket Log Files and Mailboxes

bit rate : 41.2.1. How We Made It This Far (Back?)

bitmap files : 52.4. Quick Descriptions of What's on the Disc

with pbmplus : 52.7.1. Alternative Media

bkedit script : 52.4. Quick Descriptions of What's on the Disc

examples

44.8. Test Exit Status with the if Statement
44.11. Set Exit Status of a Shell (Script)
45.12. Parameter Substitution

blank lines : (see newlines; white space)

blank shell prompt : 7.10. What Good Is a Blank Shell Prompt?

block input operations : 39.3. The csh time variable

block output operations : 39.3. The csh time variable

block sizes, tape : 20.6. Writing a Tape Drive on a Remote Machine

blocking factor : 20.6. Writing a Tape Drive on a Remote Machine

bold text : 43.18. How nroff Makes Bold and Underline; How to Remove It

Boolean capabilities

in termcap or terminfo files : 41.11. How termcap and terminfo Describe Terminals

Bourne shell : (see sh)

Bourne-again shell : (see bash)

Bournegol : 46.6. Watch Out for Bourne Shell -e Bug

Boyer-Moore search algorithm : 27.9. New greps Are Much Faster

braces : (see { })

brackets : (see [ ])

[ ] (brackets)

[ command : 44.20. test: Testing Files and Strings

break command

redirected loops using : 45.23. The Ins and Outs of Redirected I/O Loops

break command (awk) : 33.11.7. Alphabetical Summary of Commands

"broken pipe" error message

46.1.1. Use -xv
50.12. Common UNIX Error Messages

bs capability : 41.11. How termcap and terminfo Describe Terminals

BSD standalone nice : 39.9.2. BSD Standalone nice

BSD tty driver

echoing control characters : 41.5. Why Some Systems Backspace over Prompts

BSD UNIX

alternatives for : 50.8. Which Version Am I Using?
changing a job's priority : 39.11. Changing a Job's Priority Under BSD UNIX
file ownership and : 22.20. Why Can't You Change File Ownership Under BSD UNIX?
manual page categories : 50.1. UNIX Online Documentation
which command : 50.8. Which Version Am I Using?

BSDC shell nice command : 39.9.1. BSD C Shell nice

bsdtar program : 52.4. Quick Descriptions of What's on the Disc

bsplit program

35.9. Splitting Files at Fixed Points: split
52.4. Quick Descriptions of What's on the Disc

buffers for output : 13.9. Send Output Two or More Places with tee

Buggy Bourne Shell : 46.6. Watch Out for Bourne Shell -e Bug

build.pt script : 52.8.1. Running the Build Scripts

buildhash script : 29.5. Adding Words to ispell's Dictionary

built-in commands

7.4. Faster Prompt Setting with Built-Ins
8.11. Which One Will bash Use?

builtin command : 8.11. Which One Will bash Use?

burn-in : 22.18. Clear Your Terminal for Security, to Stop Burn-in

bus error (core dumped) error message : 50.12. Common UNIX Error Messages

byte order conversion

order : 35.13. Other Conversions with dd

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