Bash Guide for Beginners - Index

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A

aliases
Chapter 3. The Bash environment, Aliases
ANSI-C quoting
Chapter 3. The Bash environment,ANSI-C quoting
arguments
Chapter 7. Conditional statements, Checking command line arguments
arithmetic expansion
Chapter 3. The Bash environment, Process substitution
arithmetic operators
Chapter 3. The Bash environment, Process substitution
array
Chapter 10. More on variables, Creating arrays
awk
Chapter 6. The GNU awk programming language, Getting started with gawk
awkprogram
Chapter 6. The GNU awk programming language, Gawk commands

B

bash
Chapter 1. Bash and Bash scripts, Advantages of the Bourne Again SHell
.bash_login
Chapter 3. The Bash environment, ~/.bash_login
.bash_logout
Chapter 3. The Bash environment, ~/.bash_logout
.bash_profile
Chapter 3. The Bash environment, ~/.bash_profile
.bashrc
Chapter 3. The Bash environment, ~/.bashrc
batch editor
Chapter 5. The GNU sed stream editor, What is sed?
break
Chapter 9. Repetitive tasks, The break built-in
boolean operators
Chapter 7. Conditional statements, Boolean operations
Bourne shell
Chapter 1. Bash and Bash scripts,Shell types
brace expansion
Chapter 3. The Bash environment, Tilde expansion
built-in commands
Chapter 1. Bash and Bash scripts, Shell built-in commands

C

case statements
Chapter 7. Conditional statements, Using the exit statement and if
character classes
Chapter 4. Regular expressions, Character classes
child process
Chapter 1. Bash and Bash scripts, General
combined expressions
Chapter 7. Conditional statements, Expressions used with if
command substitution
Chapter 3. The Bash environment, Arithmetic expansion
comments
Chapter 2. Writing and debugging scripts, Adding comments
conditionals
Chapter 7. Conditional statements, Introduction to if
configuration files
Chapter 3. The Bash environment, Shell initialization files
constants
Chapter 10. More on variables, Constants
continue
Chapter 9. Repetitive tasks, The continue built-in
control signals
Chapter 12. Catching signals, Sending signals using the shell
creating variables
Chapter 3. The Bash environment, Creating variables
csh
The C shell, Chapter 1. Bash and Bash scripts, Shell types

D

debugging scripts
Chapter 2. Writing and debugging scripts, Debugging Bash scripts
declare
Chapter 10. More on variables, Using the declare built-in, Creating arrays
double quotes
Chapter 3. The Bash environment, Double quotes

E

echo
An example Bash script: mysystem.sh, script1.sh, Debugging on part(s) of the script, Using the echo built-in command
editors
Chapter 2. Writing and debugging scripts, Writing and naming
else
Chapter 7. Conditional statements, if/then/else constructs
emacs
Chapter 2. Writing and debugging scripts, Writing and naming
env
Chapter 3. The Bash environment, Global variables
esac
Chapter 7. Conditional statements, Using the exit statement and if
escape characters
Chapter 3. The Bash environment, Escape characters
escape sequences
Chapter 8. Writing interactive scripts, Using the echo built-in command
/etc/bashrc
Chapter 3. The Bash environment, /etc/bashrc
/etc/passwd
Chapter 1. Bash and Bash scripts, Shell types
/etc/profile
Chapter 3. The Bash environment, /etc/profile
/etc/shells
Chapter 1. Bash and Bash scripts, Shell types
exec
1. Bash and Bash scripts, General, Chapter 8. Writing interactive scripts, Read and exec
execute permissions
Chapter 2. Writing and debugging scripts, Executing the script
execution
Chapter 2. Writing and debugging scripts, Executing the script
exit
Chapter 7. Conditional statements, Using the exit statement and if
exit status
Chapter 7. Conditional statements, Testing exit status
expansion
Chapter 1. Bash and Bash scripts, Shell expansions, Chapter 3. The Bash environment, Shell expansion
export
Chapter 3. The Bash environment, Exporting variables
extended regular expressions
Chapter 4. Regular expressions, extended regular expressions

F

file descriptors
Chapter 8, Writing interactive scripts, Redirection and file descriptors, Using /dev/fd
file name expansion
Chapter 3. The Bash environment, File name expansion
find and replace
Chapter 5. The GNU sed stream editor, Find and replace with sed
for
Chapter 9. Repetitive tasks, The for loop
fork
Chapter 1. Bash and Bash scripts, General
functions
Chapter 11. Functions

G

gawk
Chapter 6, What is gawk?
gawk commands
Chapter 6, Gawk commands
gawk fields
Chapter 6. The GNU awk programming language, Printing selected fields
gawk formatting
Chapter 6. The GNU awk programming language, Formatting fields
gawk scripts
Chapter 6. The GNU awk programming language, Gawk scripts
gawk variables
Chapter 6. The GNU awk programming language, Gawk variables
gedit
Chapter 2. Writing and debugging scripts, Writing and naming
global variables
Chapter 3. The Bash environment, Global variables
globbing
Chapter 2. Writing and debugging scripts, Debugging on part(s) of the script
grep
Chapter 4. Regular expressions, What is grep?

H

here document
Chapter 8. Writing interactive scripts, Here documents

I

if
Chapter 7. Conditional statements, Introduction to if
init
Chapter 1. Bash and Bash scripts, General, Example init script
initialization files
Chapter 3. The Bash environment, Shell initialization files
input field separator
Chapter 3. The Bash environment, Bourne shell reserved variables and Special parameters, Chapter 6. The GNU awk programming language, Gawk variables
interactive editing
Chapter 5. The GNU sed stream editor, Interactive editing
interactive scripts
Chapter 8. Writing interactive scripts, Displaying user messages
interactive shell
Chapter 1. Bash and Bash scripts, Bash startup files
invocation
Chapter 1. Bash and Bash scripts, Invocation

K

kill
Chapter 12. Catching signals, Usage of signals with kill
killall
Chapter 12. Catching signals, Usage of signals with kill
ksh
Korn shell, Chapter 1. Bash and Bash scripts, Shell types

L

length of a variable
Chapter 10. More on variables, Length of a variable
line anchors
Chapter 4. Regular expressions, Line and word anchors
locale
Chapter 3. The Bash environment, Locales
locate
Chapter 2. Writing and debugging scripts, Writing and naming
logic flow
Chapter 1. Bash and Bash scripts, A word on order and logic
login shell
Chapter 1. Bash and Bash scripts, Invoked as an interactive login shell, or with `--login'

M

menu
Chapter 9. Repetitive tasks, Making menus with the select built-in
metacharacters
Chapter 4. Regular expressions, Regular expression metacharacters

N

nested if statements
Chapter 7. Conditional statements, Nested if statements
noglob
Chapter 2. Writing and debugging scripts, Debugging on part(s) of the script
non-interactive editing
Chapter 5. The GNU sed stream editor, Non-interactive editing
non-interactive shell
Chapter 1. Bash and Bash scripts, non-interactive shell
non-login shell
Chapter 1. Bash and Bash scripts, Invoked as an interactive non-login shell
numeric comparisons
Chapter 7. Conditional statements, Numeric comparisons

O

options
Chapter 3. The Bash environment, Displaying options
output field separator
Chapter 6. The GNU awk programming language, The output field separator
output record separator
Chapter 6. The GNU awk programming language, The output record separator

P

parameter expansion
Chapter 3. The Bash environment, Command substitution
PATH
Chapter 2. Writing and debugging scripts, script1.sh
pattern matching
Chapter 4. Regular expressions, Pattern matching using Bash features
positionalparams
Chapter 3. The Bash environment, Special parameters, Chapter 11. Functions, Positional parameters in functions
POSIX
Chapter 1. Bash and Bash scripts, Bash is the GNU shell
POSIX mode
Chapter 1. Bash and Bash scripts, POSIX mode
primary expressions
Chapter 7. Conditional statements, Expressions used with if
printenv
Chapter 3. The Bash environment, Global variables
printf
Chapter 1. Bash and Bash scripts, An example Bash script: mysystem.sh, Chapter 6. The GNU awk programming language, The printf program
process substitution
Chapter 3. The Bash environment, Word splitting
.profile
Chapter 3. The Bash environment, ~/.profile
prompt
Chapter 3. The Bash environment, Changing shell configuration files

Q

quoting characters
Chapter 3. The Bash environment, Quoting characters

R

redirection
Executing commands, Changing options, Redirection and file descriptors, Input redirection
rbash
Chapter 1. Bash and Bash scripts, The restricted shell
read
Using the read built-in command
readonly
Chapter 10. More on variables, Constants
regular expression operators
Regular expression metacharacters, Interactive editing, Special patterns
regular expressions
Chapter 4. Regular expressions, Regular expressions
remote invocation
Chapter 1. Bash and Bash scripts, Invoked remotely
removing aliases
Chapter 3. The Bash environment, Creating and removing aliases
reserved variables
Chapter 3. The Bash environment, Reserved variables
return
Chapter 11. Functions, Positional parameters in functions

S

sed
Chapter 5. The GNU sed stream editor
sed editing commands
Chapter 5. The GNU sed stream editor, sed commands
sed options
Chapter 5. The GNU sed stream editor, sed commands
sed script
Chapter 5. The GNU sed stream editor, Writing output files
select
Chapter 9. Repetitive tasks, Making menus with the select built-in
set
Local variables, Displaying options, Displaying functions
shift
Chapter 9. Repetitive tasks, The shift built-in
signals
Chapter 12. Catching signals
single quotes
Chapter 3. The Bash environment, Single quotes
source
Chapter 2. Writing and debugging scripts, Executing the script
special parameters
Chapter 3. The Bash environment, Special parameters
special variables
Chapter 3. The Bash environment, Special parameters
standard error
Chapter 8. Writing interactive scripts
standard input
Chapter 8. Writing interactive scripts
standard output
Chapter 8. Writing interactive scripts
string comparisons
Chapter 7. Conditional statements,String comparisons
stty
Chapter 12. Catching signals, Introduction
submenu
Chapter 9. Repetitive tasks, Submenus
subshell
Chapter 2. Writing and debugging scripts, Which shell will run the script?
substitution
Chapter 10. More on variables: Substitution, Replacing parts of variable names
substring
Chapter 10. More on variables, Removing substrings
syntax
Chapter 1. Bash and Bash scripts, Shell syntax

T

tcsh
Chapter 1. Bash and Bash scripts, Shell types
terminology
Chapter 1. Bash and Bash scripts, Terminology
then
Chapter 7. Conditional statements, Commands following the then statement
tilde expansion
Chapter 3. The Bash environment, Shell parameter and variable expansion
transformation of variables
Chapter 10. More on variables, Transformations of variables
traps
Chapter 12. Catching signals
true
Chapter 9. Repetitive tasks, Nested while loops

U

unalias
Chapter 3. The Bash environment, What are aliases?, Creating and removing aliases
unset
Creating variables, Deleting array variables, Displaying functions
until
Chapter 9. Repetitive tasks, The until loop
user input
Chapter 8. Writing interactive scripts, Using the read built-in command, Prompting for user input
user messages
Chapter 8. Writing interactive scripts, Interactive or not?

V

variables
Chapter 3. The Bash environment, Variables, Chapter 10. More on variables
variable expansion
Chapter 3. The Bash environment, Command substitution
verbose
Chapter 2. Writing and debugging scripts, Debugging on part(s) of the script
vi(m)
Chapter 2. Writing and debugging scripts, Writing and naming

W

wait
Chapter 12. Catching signals, How Bash interprets traps
whereis
Chapter 2. Writing and debugging scripts, Writing and naming
which
Chapter 2. Writing and debugging scripts, Writing and naming
while
Chapter 9. Repetitive tasks, The while loop
wildcards
Chapter 4. Regular expressions, Wildcards
word anchors
Chapter 4. Regular expressions, Line and word anchors
word splitting
Chapter 3. The Bash environment, File name expansion

X

xtrace
Chapter 2. Writing and debugging scripts, Debugging on the entire script, Debugging on part(s) of the script