Symbols
| A
| B
| C
| D
| E
| F
| G
| H
| I
| J
| K
| L
| M
| N
| O
| P
| Q
| R
| S
| T
| U
| V
| W
| X
| Y
| Z
Index: E
- e (constant): sed & awk, 9.1.1. Trigonometric Functions
:e (edit file) command (ex): Learning the vi Editor, 5.5.3. Calling in New Files
- :e! command
- Learning the vi Editor, 1.2. Quitting Without Saving Edits
- Learning the vi Editor, 5.5.3. Calling in New Files
e (move cursor) command: Learning the vi Editor, 3.2. Movement by Text Blocks
\e metacharacter
- Learning the vi Editor, 6.3.3. Metacharacters Used in Replacement Strings
- Learning the vi Editor, 11.7. Extended Regular Expressions
-e option (sed)
- sed & awk, 2.3.1. Specifying Simple Instructions
- sed & awk, 2.3.2.3. Mixing options (POSIX)
EBCDIC
- Learning the Korn Shell, 1.6.2. Filenames and Wildcards
- UNIX Power Tools, 35.12. Converting Between ASCII and EBCDIC
echo command
- UNIX in a Nutshell, Chapter 2, Reference: echo
- UNIX in a Nutshell, Chapter 4, Reference: echo
- UNIX in a Nutshell, Chapter 5, Reference: echo
- UNIX Power Tools, 6.8. Shell Variables
- Learning the Korn Shell, Summary of Korn Shell Features
- Learning the Korn Shell, 1.4. Getting the Korn Shell
- Learning the Korn Shell, 3.4. Shell Variables
- Learning the Korn Shell, 7.2.1. print
- Learning the Korn Shell, A.1. The Bourne Shell
- combining two: UNIX Power Tools, 45.30.2. Using echo with awk, colrm, or cut
command-line arguments: UNIX Power Tools, 8.6. Output Command-Line Arguments
control characters used with
- UNIX Power Tools, 45.35.1. With echo
- UNIX Power Tools, 45.35.2. With tr and echo
creating error messages: UNIX Power Tools, 8.6.2. Making Error Messages
debugging using: UNIX Power Tools, 46.2. Quoting Trouble? Think, Then Use echo
difference in versions of: Learning the Korn Shell, 7.2.1. print
-e option: UNIX Power Tools, 46.10. A Portable echo Command
escape sequences interpreted by: UNIX Power Tools, 46.10. A Portable echo Command
examples
- UNIX Power Tools, 44.5. Test String Values with Bourne Shell case
- UNIX Power Tools, 44.12. Trapping Exits Caused by Interrupts
- UNIX Power Tools, 44.18. Standard Command-Line Parsing
- UNIX Power Tools, 45.27. Turn Off echo for "Secret" Answers
- UNIX Power Tools, 47.2.1.1. Writing Files
- UNIX Power Tools, 47.2.4. Quoting
external versions of: UNIX Power Tools, 8.11. Which One Will bash Use?
in bash cells: UNIX Power Tools, 46.10. A Portable echo Command
in Bourne shell scripts: UNIX Power Tools, 44.12. Trapping Exits Caused by Interrupts
in C shell: UNIX Power Tools, 47.2.1.1. Writing Files
interpreting octal numbers: UNIX Power Tools, 45.35.1. With echo
-n option: UNIX Power Tools, 46.10. A Portable echo Command
sending escape sequences: UNIX Power Tools, 41.9. Commands to Adjust Your Terminal
shell scripts using: UNIX Power Tools, 45.27. Turn Off echo for "Secret" Answers
showing values of variables: UNIX Power Tools, 6.1. What Environment Variables Are Good For
turning off: UNIX Power Tools, 45.27. Turn Off echo for "Secret" Answers
version differences: UNIX Power Tools, 46.10. A Portable echo Command
writing special escape sequences: UNIX Power Tools, 7.6. Session Information in Your Terminal's Status Line
echo flag, turning off: UNIX Power Tools, 41.2.2. Handling Most Characters
echo shell variable
- UNIX in a Nutshell, 5.3.3. Predefined Shell Variables
- UNIX Power Tools, 6.9. Special C Shell Variables
- UNIX Power Tools, 8.17. verbose and echo Variables Show Quoting
echoing
- smart: UNIX Power Tools, 41.5. Why Some Systems Backspace over Prompts
echoing of commands: Learning the vi Editor, 1. The vi Text Editor
ed editor:
- UNIX in a Nutshell, Chapter 2, Reference: ed
- Learning the vi Editor, 1. The vi Text Editor
- sed & awk, 2. Understanding Basic Operations
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
- Learning the Korn Shell, 7.1.1. Here-documents
- Learning the Korn Shell, 9. Debugging Shell Programs
- diff command and: UNIX Power Tools, 28.9. ex Scripts Built by diff
file size limits: UNIX Power Tools, 33.8. Batch Editing Gotcha: Editors Bomb on Big Files
no matches: UNIX Power Tools, 33.7. ed/ex Batch Edits: Avoid Errors When No Match
edcompatible option: Learning the vi Editor, 6.3.4. More Substitution Tricks
ediff script
- UNIX Power Tools, 28.8. More Friendly diff Output
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
edit command (ex): UNIX in a Nutshell, Chapter 9, Reference: edit
:Edit command (nvi): Learning the vi Editor, 9.5. Multiwindow Editing
edit command (SCCS): UNIX Power Tools, 20.13. SCCS Basics
edit pseudo-command (sccs): UNIX in a Nutshell, 18.7.2. Pseudo-Commands
edit text editor: UNIX in a Nutshell, Chapter 2, Reference: edit
edit-compile speedup: Learning the vi Editor, 8.7.1. Edit-Compile Speedup
- elvis editor: Learning the vi Editor, 10.9.1. Edit-Compile Speedup
vile editor: Learning the vi Editor, 12.9.1. Edit-Compile Speedup
vim editor: Learning the vi Editor, 11.9.1. Edit-Compile Speedup
:edit-file command (vile): Learning the vi Editor, 12.5. Multiwindow Editing
editing: Learning the vi Editor, 2. Simple Editing
- clone improvements over vi
- Learning the vi Editor, 8.6. Improved Facilities
- Learning the vi Editor, 9.8. Improvements for Editing
- Learning the vi Editor, 10.8. Improved Editing Facilities
- Learning the vi Editor, 11.8. Improved Editing Facilities
- Learning the vi Editor, 12.8. Improved Editing Facilities
commands for (quick reference): Learning the vi Editor, A. Quick Reference
compressed files: UNIX Power Tools, 24.11. Edit Compressed Files with zvi, zex, and zed
customizing editing environment: Learning the vi Editor, 7.1. Customizing vi
ex commands on command line: Learning the vi Editor, 8.6.1. Command-Line History and Completion
- elvis editor: Learning the vi Editor, 10.8.1. Command-Line History and Completion
nvi editor: Learning the vi Editor, 9.8.1. Command-Line History and Completion
vile editor: Learning the vi Editor, 12.8.1. Command-Line History and Completion
vim editor: Learning the vi Editor, 11.8.1. Command-Line History and Completion
ex editor for: Learning the vi Editor, 5.2. Editing with ex
lists of files: Learning the vi Editor, 7.3.5. More Examples of Mapping Keys
multiple files: Learning the vi Editor, 5.5. Editing Multiple Files
paired item checking: UNIX Power Tools, 29.9. Looking for Closure
read-only mode: Learning the vi Editor, 4.2.2. Read-only Mode
recovering the buffer: Learning the vi Editor, 4.2.3. Recovering a Buffer
replacing text: (see replacing text)
sed commands for: UNIX in a Nutshell, 10.4.1. Basic Editing
source code, advice for: Learning the vi Editor, 7.5. Editing Program Source Code
- indentation control: Learning the vi Editor, 7.5.1. Indentation Control
matching brackets: Learning the vi Editor, 7.5.2. A Special Search Command
using tags
- Learning the vi Editor, 7.5.3. Using Tags
- Learning the vi Editor, 8.5. Enhanced Tags
spell checking: (see spell checking)
using multiple windows: Learning the vi Editor, 8.2. Multiwindow Editing
- elvis editor: Learning the vi Editor, 10.5. Multiwindow Editing
nvi editor: Learning the vi Editor, 9.5. Multiwindow Editing
vile editor: Learning the vi Editor, 12.5. Multiwindow Editing
vim editor: Learning the vi Editor, 11.5. Multiwindow Editing
vile editing model: Learning the vi Editor, 12.10.1. The vile Editing Model
with file comparisons: UNIX Power Tools, 28.9. ex Scripts Built by diff
with power tools: UNIX Power Tools, 1.6. Power Tools for Editing
EDITOR
- Learning the Korn Shell, 3.4.2.1. Editing mode variables
- Learning the Korn Shell, 3.5.1. Environment Variables
- UNIX Power Tools, 6.3. Predefined Environment Variables
UNIX in a Nutshell, 4.3.3. Other Shell Variables
editors
- ed: (see ed editor)
EDITOR variable: UNIX Power Tools, 6.3. Predefined Environment Variables
Emacs: (see Emacs editor)
ex: (see ex editor)
patch program: (see patch program)
qsubst program: UNIX Power Tools, 33.10. Quick Globals from the Command Line with qsubst
scripting line editors: UNIX Power Tools, 33.1. Why Line Editors Aren't Dinosaurs
sed: (see sed editor)
stream: UNIX in a Nutshell, Chapter 2, Reference: sed
text: UNIX in a Nutshell, Chapter 2, Reference: vi
vi: (see vi editor)
edits, pipelined: sed & awk, 4.4.4. Edits To Go
egrep command: UNIX in a Nutshell, Chapter 2, Reference: egrep
- Learning the Korn Shell, 4.3.2. Patterns and Regular Expressions
- Learning the Korn Shell, 4.3.2.1. Regular expression basics
- Learning the Korn Shell, 4.3.2.2. Korn shell versus awk/egrep regular expressions
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
- sed & awk, 3. Understanding Regular Expression Syntax
pattern-matching metacharacters: UNIX in a Nutshell, 6.2. Metacharacters, Listed by Unix Program
egrep expressions
- calendar command: UNIX Power Tools, 48.4. Automatic Reminders and More: calendar
case statements building: UNIX Power Tools, 48.2. Online Phone and Address Lists
examples: UNIX Power Tools, 48.2. Online Phone and Address Lists
for loop building: UNIX Power Tools, 48.2. Online Phone and Address Lists
options: UNIX Power Tools, 48.2. Online Phone and Address Lists
egrep script
- UNIX Power Tools, 17.21. lookfor: Which File Has that Word?
- UNIX Power Tools, 26.4.11. Extended Regular Expressions
- UNIX Power Tools, 27.5. Extended Searching for Text with egrep
- UNIX Power Tools, 27.9. New greps Are Much Faster
- UNIX Power Tools, 27.16. Faking Case-Insensitive Searches
- | (vertical bar): UNIX Power Tools, 27.5. Extended Searching for Text with egrep
catman compared to: UNIX Power Tools, 50.3. apropos on Systems Without apropos
examples: UNIX Power Tools, 50.3. apropos on Systems Without apropos
-f option: UNIX Power Tools, 27.7. grepping for a List of Patterns
-i option: UNIX Power Tools, 50.6. Searching Online Manual Pages
picking the processes to kill: UNIX Power Tools, 38.13. Interactively Kill Processes Matching a Pattern
plus sign (+): UNIX Power Tools, 27.5. Extended Searching for Text with egrep
question mark (?): UNIX Power Tools, 27.5. Extended Searching for Text with egrep
searching manual pages: UNIX Power Tools, 50.6. Searching Online Manual Pages
eight-bit filenames: UNIX Power Tools, 23.15. Using unlink to Remove a File with a Strange Name
eject command: UNIX in a Nutshell, Chapter 2, Reference: eject
elapsed time
- UNIX Power Tools, 39.2. Timing Programs
- UNIX Power Tools, 39.5. Why Is the System So Slow?
elfdump command: UNIX in a Nutshell, Chapter 2, Reference: elfdump
elif: (see if)
elookfor: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
elookfor script: UNIX Power Tools, 17.21. lookfor: Which File Has that Word?
else statement
- (see also if loops, if statements)
- UNIX Power Tools, 44.8. Test Exit Status with the if Statement
- examples: UNIX Power Tools, 44.8. Test Exit Status with the if Statement
elvis (vi clone)
- Learning the vi Editor, 9.1. Author and History
- Learning the vi Editor, 10. elvis
- confirming replacements: Learning the vi Editor, 6.1. Confirming Substitutions
documentation and online help: Learning the vi Editor, 10.3. Online Help and Other Documentation
extended regular expressions: Learning the vi Editor, 10.7. Extended Regular Expressions
extension languages: Learning the vi Editor, 8.1. And These Are My Brothers, Darrell, Darrell, and Darrell
feature summary: Learning the vi Editor, 8.8. Editor Comparison Summary
future of: Learning the vi Editor, 10.11. elvis Futures
GUI interfaces for: Learning the vi Editor, 10.6. GUI Interfaces
important command-line arguments: Learning the vi Editor, 10.2. Important Command-Line Arguments
improvements over vi: Learning the vi Editor, 10.8. Improved Editing Facilities
initialization of: Learning the vi Editor, 10.4. Initialization
interesting features: Learning the vi Editor, 10.10. Interesting Features
line length: Learning the vi Editor, 8.6.2. Arbitrary Length Lines and Binary Data
mode indicators: Learning the vi Editor, 8.6.7. Mode Indicators
multiwindow editing: Learning the vi Editor, 10.5. Multiwindow Editing
obtaining source code: Learning the vi Editor, 10.12. Sources and Supported Operating Systems
print management: Learning the vi Editor, 10.10.1. Display Modes
programming assistance: Learning the vi Editor, 10.9. Programming Assistance
set command options (list): Learning the vi Editor, C.3. elvis 2.0 Options
sideways scrolling: Learning the vi Editor, 8.6.5. Left-Right Scrolling
tag stacks: Learning the vi Editor, 10.8.2. Tag Stacks
word abbreviations: Learning the vi Editor, 7.3.1. Word Abbreviation
"elvis ex history" buffer: Learning the vi Editor, 10.8.1. Command-Line History and Completion
elvis.arf file
- Learning the vi Editor, 10.10.1. Display Modes
- Learning the vi Editor, 10.10.2. Pre- and Post-Operation Control Files
elvis.awf file: Learning the vi Editor, 10.10.2. Pre- and Post-Operation Control Files
elvis.brf file
- Learning the vi Editor, 10.8.4. Arbitrary Length Lines and Binary Data
- Learning the vi Editor, 10.10.2. Pre- and Post-Operation Control Files
elvis.bwf file: Learning the vi Editor, 10.10.2. Pre- and Post-Operation Control Files
elvis.ini script: Learning the vi Editor, 10.4.2. Initialization Steps
elvis.msg file
- Learning the vi Editor, 10.4.2. Initialization Steps
- Learning the vi Editor, 10.10. Interesting Features
ELVISPATH environment variable (elvis): Learning the vi Editor, 10.4.2. Initialization Steps
elvispath option (elvis): Learning the vi Editor, 10.4.2. Initialization Steps
em-dashes: UNIX Power Tools, 43.21. Preprocessing troff Input with sed
Emacs: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
emacs editor
- Learning the Korn Shell, 2. Command-line Editing
- Learning the Korn Shell, 2.3. Emacs Editing Mode
- Learning the Korn Shell, 2.3.1. Basic Commands
- Learning the Korn Shell, 2.3.5. Filename Completion and Expansion
- Learning the Korn Shell, 2.3.6. Miscellaneous Commands
- Learning the Korn Shell, 2.4.6. Filename Completion
- Learning the Korn Shell, 2.6. Finger Habits
- Learning the Korn Shell, 3.1. The .profile File
- Learning the Korn Shell, 3.4.2.4. Terminal Types
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 4.3.2. Patterns and Regular Expressions
- Learning the Korn Shell, 4.3.2.1. Regular expression basics
- Learning the Korn Shell, 4.4. Command Substitution
- Learning the Korn Shell, 9. Debugging Shell Programs
- Learning the Korn Shell, A.4. pdksh
- Learning the UNIX Operating System, 4.1. Methods of Creating Files
- UNIX in a Nutshell, 7. The Emacs Editor
- Learning the vi Editor, 1. The vi Text Editor
- commands: Learning the Korn Shell, B.7. Emacs Mode Commands
commands (by category): UNIX in a Nutshell, 7.2. Summary of Commands by Group
commands (by keystrokes): UNIX in a Nutshell, 7.3. Summary of Commands by Key
commands (by name): UNIX in a Nutshell, 7.4. Summary of Commands by Name
directory for: UNIX Power Tools, 4.4. Directories for Emacs Hacks
GNU emacs
- Learning the Korn Shell, 2.3.6. Miscellaneous Commands
- Learning the Korn Shell, 3.1. The .profile File
- Learning the Korn Shell, A.5. bash
Gosling (Unipress) emacs: Learning the Korn Shell, 2.3.6. Miscellaneous Commands
pattern-matching metacharacters: UNIX in a Nutshell, 6.2. Metacharacters, Listed by Unix Program
search commands: Learning the Korn Shell, 2.3.4. Moving Around in the History File
temporary files generated by: UNIX Power Tools, 14.11. Finding (Anyone's) Home Directory, Quickly
vi editor vs.: Learning the vi Editor, E.3. Tastes Great, Less Filling
vile editing model: Learning the vi Editor, 12.10.1. The vile Editing Model
.emacs file
- UNIX Power Tools, 32.3. Customizations and How to Avoid Them
- UNIX Power Tools, 32.11.2. Making Word Abbreviations Part of Your Startup
emacs-mode
- Learning the Korn Shell, Korn Shell Versions
- Learning the Korn Shell, Summary of Korn Shell Features
- Learning the Korn Shell, 2.3. Emacs Editing Mode
- Learning the Korn Shell, 7.2.1.2. Options to print
- Learning the Korn Shell, 10.2.3. Types of Global Customization
- Learning the Korn Shell, A.4. pdksh
- basic commands: Learning the Korn Shell, 2.3.1. Basic Commands
case-changing commands: Learning the Korn Shell, 2.3.6. Miscellaneous Commands
enabling: Learning the Korn Shell, 2.1. Enabling Command-line Editing
exchanging point and mark: Learning the Korn Shell, 2.3.6. Miscellaneous Commands
filename completion: Learning the Korn Shell, 2.3.5. Filename Completion and Expansion
filename expansion: Learning the Korn Shell, 2.3.5. Filename Completion and Expansion
history file commands: Learning the Korn Shell, 2.3.4. Moving Around in the History File
in workalike shells: Learning the Korn Shell, A.6. Workalikes on PC Platforms
key customization in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
keyboard shortcuts with aliases: Learning the Korn Shell, 2.3.7. Keyboard Shortcuts with Aliases
line commands: Learning the Korn Shell, 2.3.3. Line Commands
mark: Learning the Korn Shell, 2.3.6. Miscellaneous Commands
point (dot): Learning the Korn Shell, 2.3.1. Basic Commands
repeat counts: Learning the Korn Shell, 2.3.6. Miscellaneous Commands
searching the history file: Learning the Korn Shell, 2.3.4. Moving Around in the History File
terminal requirements: Learning the Korn Shell, 2.3.1. Basic Commands
transpose characters command: Learning the Korn Shell, 2.3.6. Miscellaneous Commands
useful command subset: Learning the Korn Shell, 2.6. Finger Habits
word commands: Learning the Korn Shell, 2.3.2. Word Commands
.emacs_ml file
- UNIX Power Tools, 32.7. Mike's Favorite Time Savers
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
email: (see also mail)
- Learning the UNIX Operating System, 3.4. Electronic Mail
- automatic replies to: UNIX in a Nutshell, Chapter 2, Reference: vacation
encoding binary files for: UNIX in a Nutshell, Chapter 2, Reference: uuencode
mail notification: UNIX in a Nutshell, Chapter 2, Reference: biff
message headers: Learning the UNIX Operating System, 3.4.2. Reading Your Mail
multiple mailboxes: UNIX Power Tools, 21.8.1.1. Multiple Mailboxes
notification of: UNIX Power Tools, 21.8. The MAILCHECK and mail Variables Check More than Mail
reading and sending
- UNIX in a Nutshell, Chapter 2, Reference: mailx
- UNIX in a Nutshell, Chapter 2, Reference: mail
- sending command output: Learning the UNIX Operating System, 5.2.2. sort
sending files: Learning the UNIX Operating System, 6.1. Running a Command in the Background
emoticons: UNIX Power Tools, 51.12. You Don't Have Enough Smileys?
empty files
- UNIX Power Tools, 13.14. What Can You Do with an Empty File?
- UNIX Power Tools, 21.7. Setting File Modification Time with touch
emptying files: UNIX Power Tools, 24.1. Instead of Removing a File, Empty It
enable command: UNIX Power Tools, 8.11. Which One Will bash Use?
encoded files, recreating original file: UNIX in a Nutshell, Chapter 2, Reference: uudecode
encoding arguments in termcap or terminfo entries: UNIX Power Tools, 41.11.2. Encoding Arguments
encryption: UNIX Power Tools, 22.17. Ways of Improving the Security of crypt
end
- of line: (see $ (dollar sign))
of word: (see \<, \> escape sequences)
end command: UNIX in a Nutshell, Chapter 5, Reference: end
END key, mapping: Learning the vi Editor, 7.3.8. Mapping Other Special Keys
End of file unexpected: UNIX Power Tools, 46.1.2. Unmatched Operators
- error message: UNIX Power Tools, 46.1. Tips for Debugging Shell Scripts
END procedure: sed & awk, 11.1.6. Control Flow
End User System Support (Solaris): UNIX in a Nutshell, 1.2.1. Solaris Installation Levels and Bundling
end-of-file (EOF) character
- UNIX Power Tools, 13.14. What Can You Do with an Empty File?
- UNIX in a Nutshell, Conventions
end-of-input character,
effect on subshells: UNIX Power Tools, 38.4. Subshells
end-of-line processing: UNIX Power Tools, 5.11. Initializing the Terminal with tset
ENDFILE procedure (tawk): sed & awk, 11.3.2.1. Tawk language extensions
endif command: UNIX in a Nutshell, Chapter 5, Reference: endif
"Ending delimiter missing" error: sed & awk, 2.3.1.1. Command garbled
endsw command: UNIX in a Nutshell, Chapter 5, Reference: endsw
enscript program: UNIX Power Tools, 43.22. Converting Text Files to PostScript
.enter file: UNIX Power Tools, 14.14. Automatic Setup When You Enter/Exit a Directory
enter pseudo-command (sccs): UNIX in a Nutshell, 18.7.2. Pseudo-Commands
.enter.csh script: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
.enter.sh script: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
Entire Distribution (Solaris): UNIX in a Nutshell, 1.2.1. Solaris Installation Levels and Bundling
entomb system: UNIX Power Tools, 23.9. delete: Protecting Files from Accidental Deletion
enum keyword (ctags): Learning the vi Editor, 8.5.2. The New tags Format
env command
- UNIX in a Nutshell, Chapter 2, Reference: env
- UNIX Power Tools, 6.1. What Environment Variables Are Good For
- UNIX Power Tools, 6.8. Shell Variables
- UNIX Power Tools, 14.10. Variables Help You Find Directories and Files
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
ENV environment variable
- UNIX in a Nutshell, 4.2.1. Special Files
- UNIX Power Tools, 2.11. Faster ksh and bash Startup with $- Test
- UNIX Power Tools, 6.3. Predefined Environment Variables
- UNIX in a Nutshell, 4.3.3. Other Shell Variables
- Learning the Korn Shell, 3.5.2. The Environment File
- Learning the Korn Shell, 10.2.3. Types of Global Customization
- Learning the Korn Shell, A.1. The Bourne Shell
- command subsitution in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
in privileged mode: Learning the Korn Shell, 10.3.4. Privileged Mode
ENVIRON variable
- sed & awk, 8.6. System Variables That Are Arrays
- sed & awk, 8.6.2. An Array of Environment Variables
environment: UNIX Power Tools, 38.3. Managing Processes: Overall Concepts
- modifying: UNIX Power Tools, 44.23. Reading Files with the . and source Commands
temporary changes in: UNIX Power Tools, 13.7.2. Temporary Change of Directory and Environment
writing into temporary files: UNIX Power Tools, 40.4. Choosing the Shell Run (We Hope) by at
environment files: Learning the Korn Shell, 3.5.2. The Environment File
- compared to .profile: Learning the Korn Shell, 3.5.2. The Environment File
creating: Learning the Korn Shell, 3.5.2. The Environment File
customization in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
in : Learning the Korn Shell, 10.3.4. Privileged Mode
in subshells: Learning the Korn Shell, 8.6.1. Subshell Inheritance
lack of system-wide: Learning the Korn Shell, 10.2.3. Types of Global Customization
security holes in: Learning the Korn Shell, 10.3.2. A System Break-in Scenario
environment variables
- (see also built-in variables, under specific variable names)
- Learning the Korn Shell, 3.4. Shell Variables
- sed & awk, 8.6.2. An Array of Environment Variables
- UNIX in a Nutshell, 5.3.5. Environment Variables
- UNIX Power Tools, 2.12. Automatic Setups for Different Terminals
- UNIX Power Tools, 14.10. Variables Help You Find Directories and Files
- UNIX Power Tools, 45.24. A Shell Can Read a Script from its Standard Input, But...
- about: Learning the Korn Shell, 3.5.1. Environment Variables
advantages: UNIX Power Tools, 6.1. What Environment Variables Are Good For
changed inside redirected loops: UNIX Power Tools, 45.23. The Ins and Outs of Redirected I/O Loops
creating: Learning the Korn Shell, 3.5.1. Environment Variables
ENV
- Learning the Korn Shell, 3.5.2. The Environment File
- Learning the Korn Shell, 10.2.3. Types of Global Customization
- Learning the Korn Shell, A.1. The Bourne Shell
- command substitution in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
in privileged mode: Learning the Korn Shell, 10.3.4. Privileged Mode
FCEDIT: Learning the Korn Shell, 2.5. The fc Command
HISTFILE
- Learning the Korn Shell, 2.2. The History File
- Learning the Korn Shell, 3.4.2.1. Editing mode variables
- Learning the Korn Shell, 3.5.1. Environment Variables
HISTSIZE: Learning the Korn Shell, 2.2. The History File
HOME
- Learning the Korn Shell, 3.4.3.1. Miscellaneous Variables
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 7.3. Command-line Processing
IFS
- Learning the Korn Shell, 4.2.1. Positional Parameters
- Learning the Korn Shell, 4.2.1.1. Positional parameters in functions
- Learning the Korn Shell, 7.2.2. read
- Learning the Korn Shell, 7.3. Command-line Processing
- role in command-line processing: Learning the Korn Shell, 7.3. Command-line Processing
in Bourne shell: UNIX Power Tools, 47.2.5. Variable Syntax
in C shell: UNIX Power Tools, 47.2.5. Variable Syntax
inheritance by subshells: Learning the Korn Shell, 8.6.1. Subshell Inheritance
LOGNAME
- Learning the Korn Shell, 3.4.2.3. Prompting Variables
- Learning the Korn Shell, 3.5.1. Environment Variables
MAIL
- Learning the Korn Shell, 3.4.2.2. Mail Variables
- Learning the Korn Shell, 3.5.1. Environment Variables
MAILPATH
- Learning the Korn Shell, 3.4.2.2. Mail Variables
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 4.5. Advanced Examples: pushd and popd
- Learning the Korn Shell, A.6. Workalikes on PC Platforms
modifying values: UNIX in a Nutshell, Chapter 2, Reference: env
PATH
- Learning the Korn Shell, 3.4.2.5. Command Search Path
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 4.1. Shell Scripts and Functions
- Learning the Korn Shell, 4.5. Advanced Examples: pushd and popd
- Learning the Korn Shell, 5.5. while and until
- Learning the Korn Shell, 6.2.2. Arithmetic Variables and Assignment
- Learning the Korn Shell, 6.3.4. Type and Attribute Options
- Learning the Korn Shell, 7.2.1.2. Options to print
- Learning the Korn Shell, 7.3. Command-line Processing
- Learning the Korn Shell, 10.1. Installing the Korn Shell as the Standard Shell
- Learning the Korn Shell, 10.2.3. Types of Global Customization
- Learning the Korn Shell, 10.3.4. Privileged Mode
- Learning the Korn Shell, A.1. The Bourne Shell
- Learning the Korn Shell, A.6. Workalikes on PC Platforms
- in restricted shell: Learning the Korn Shell, 10.3.1. Restricted Shell
security problem with
- Learning the Korn Shell, 3.4.2.5. Command Search Path
- Learning the Korn Shell, 10.3.2. A System Break-in Scenario
printing values of: UNIX in a Nutshell, Chapter 2, Reference: printenv
PS1
- Learning the Korn Shell, 7.3.1. Quoting
- Learning the Korn Shell, 10.2.3. Types of Global Customization
- Learning the Korn Shell, A.5. bash
- command substitution in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
PWD
- Learning the Korn Shell, 3.4.2.3. Prompting Variables
- Learning the Korn Shell, 3.4.3.1. Miscellaneous Variables
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 5.1.1. Exit Status and Return
- Learning the Korn Shell, 7.3. Command-line Processing
read-only variables in restricted shell: Learning the Korn Shell, 10.3.1. Restricted Shell
setting: UNIX Power Tools, 2.2.2. C Shell
SHELL
- Learning the Korn Shell, 3.4.3.1. Miscellaneous Variables
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, A.1. The Bourne Shell
showing: Learning the Korn Shell, 3.5.1. Environment Variables
TERM
- Learning the Korn Shell, 3.4.2.4. Terminal Types
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 5.3. case
- Learning the Korn Shell, 5.4. select
- Learning the Korn Shell, 6.3. Arrays
- Learning the Korn Shell, 7.2.2.1. Reading lines from files
- Learning the Korn Shell, 10.2.3. Types of Global Customization
TMOUT: Learning the Korn Shell, 10.2.3. Types of Global Customization
visibility in subshells: Learning the Korn Shell, 4.1. Shell Scripts and Functions
VISUAL: Learning the Korn Shell, 2.1. Enabling Command-line Editing
environment, displaying: UNIX in a Nutshell, Chapter 2, Reference: env
environment, UNIX: Learning the UNIX Operating System, 1.1. Working in the UNIX Environment
environments: Learning the Korn Shell, 3. Customizing Your Environment
EOF (end-of-file character): UNIX in a Nutshell, Conventions
epsffit program: UNIX Power Tools, 43.24. Other PostScript Utilities
epson values (lptype option): Learning the vi Editor, 10.10.1. Display Modes
eqn preprocessor (nroff/troff)
- UNIX in a Nutshell, Chapter 2, Reference: checkeq
- UNIX in a Nutshell, 17.2. eqn
equal sign (=)
- == (equal to) operator: sed & awk, 7.8. Relational and Boolean Operators
:= (identify line) command (ex): Learning the vi Editor, 5.2.2. Defining a Range of Lines
\= metacharacter
- Learning the vi Editor, 10.7. Extended Regular Expressions
- Learning the vi Editor, 11.7. Extended Regular Expressions
for printing line numbers: sed & awk, 5.9. Print Line Number
equations
- UNIX Power Tools, 43.12.1. troff
- UNIX Power Tools, 43.12.2. TeX
- formatting in nroff/troff: UNIX in a Nutshell, 17.2. eqn
equivalence classes
- sed & awk, 3.2.4.3. POSIX character class additions
- Learning the vi Editor, 6.3.2. POSIX Bracket Expressions
:er, errlist commands (elvis): Learning the vi Editor, 10.9.1. Edit-Compile Speedup
erase character
- Learning the UNIX Operating System, 1.1.7. Correcting a Mistake
- UNIX Power Tools, 5.9. Setting Your Erase, Kill, and Interrupt Characters
- UNIX Power Tools, 41.2.2. Handling Most Characters
- BACKSPACE: UNIX Power Tools, 51.6. Cleaning script Files
DELETE: UNIX Power Tools, 51.6. Cleaning script Files
erasing : (see deleting files and directories)
EREs (extended regular expressions): sed & awk, 3.2.4.3. POSIX character class additions
ERRNO variable (gawk): sed & awk, 11.2.3.8. Additional variables
ERRNO, obsolescence in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
error command: UNIX in a Nutshell, Chapter 2, Reference: error
error finder, vile: Learning the vi Editor, 12.9.1. Edit-Compile Speedup
error messages
- (see also debugging; standard error)
- UNIX Power Tools, 44.9. Testing Your Success
- sed & awk, 11.2.1.4. Special filenames
- sed & awk, 12.3.4. A Function for Reporting Errors
- Arguments too long
- UNIX Power Tools, 9.20. Too Many Files for the Command Line
- UNIX Power Tools, 9.23. Workaround for "Arguments too long" Error
awk: sed & awk, 2.4.2. Error Messages
capturing for screen: UNIX Power Tools, 42.8. Errors Erased Too Soon? Try These Workarounds
"command garbled"
- sed & awk, 2.3.1.1. Command garbled
- sed & awk, 5.1. About the Syntax of sed Commands
compiler: UNIX in a Nutshell, Chapter 2, Reference: error
creating: UNIX Power Tools, 8.6.2. Making Error Messages
debugging: sed & awk, 10.7. Debugging
handled in C shell: UNIX Power Tools, 47.2.7. Error Handling
in redirected loops: UNIX Power Tools, 45.23. The Ins and Outs of Redirected I/O Loops
installation process: UNIX Power Tools, 52.8.2.6. An Easy Build
"No match": UNIX Power Tools, 15.4. What if a Wildcard Doesn't Match?
program names included in: UNIX Power Tools, 44.22. Finding a Program Name; Multiple Program Names
scrolling off screen: UNIX Power Tools, 13.4. Problems Piping to a Pager
sed: sed & awk, 2.3.1.1. Command garbled
spelling, finding (example): sed & awk, 12.1. An Interactive Spelling Checker
stderr: (see standard error)
storing with logerrs script: UNIX Power Tools, 13.16. Store and Show Errors with logerrs
errors on command line
- (see also troubleshooting)
- Learning the UNIX Operating System, 1.1.7. Correcting a Mistake
errors, syntax
- in numeric tests: UNIX Power Tools, 46.4. Stop Syntax Errors in Numeric Tests
in string tests: UNIX Power Tools, 46.5. Stop Syntax Errors in String Tests
errorformat option (vim): Learning the vi Editor, 11.9.1. Edit-Compile Speedup
esac command: UNIX in a Nutshell, Chapter 4, Reference: esac
ESC character in vi: sed & awk, 5.6. List
ESC for command mode
- Learning the vi Editor, 1.1.3. Modus Operandi
- Learning the vi Editor, 2.1. vi Commands
ESC key
- file completion and: UNIX Power Tools, 9.9. Don't Match Useless Files in Filename Completion
ESC Z string: UNIX Power Tools, 5.5. Querying Your Terminal Type: qterm
escape sequences
- UNIX Power Tools, 5.8. Terminal Escape Sequences
- UNIX Power Tools, 41.9. Commands to Adjust Your Terminal
- awk
- sed & awk, 7.6. Expressions
- sed & awk, 11.1.1. Escape Sequences
- sed & awk, B.2.5.2. Escape sequences
backslash character and: UNIX Power Tools, 8.6.1. Portability
copied into files: UNIX Power Tools, 51.5. Copy What You Do with script
displaying: UNIX in a Nutshell, Chapter 2, Reference: col
echo command interpreting: UNIX Power Tools, 46.10. A Portable echo Command
prompt settings and: UNIX Power Tools, 7.8. Highlighting in Shell Prompts
removing: UNIX Power Tools, 43.19. Removing Leading Tabs and Other Trivia
writing with echo command: UNIX Power Tools, 7.6. Session Information in Your Terminal's Status Line
escaping: (see backslash)
/etc/hosts: Learning the Korn Shell, 7.2.2.3. Code blocks
/etc/motd script: UNIX Power Tools, 2.14. motd.diff: Show New Lines in Login Messages
/etc/passwd
- UNIX in a Nutshell, 3.3. Shell Flavors
- UNIX in a Nutshell, 5.2.1. Special Files
- Learning the Korn Shell, 1.7.3. Pipelines
- Learning the Korn Shell, 7.1.1. Here-documents
- Learning the Korn Shell, 7.3.1. Quoting
- Learning the Korn Shell, 7.3.2.1. The C Compiler as Pipeline
- Learning the Korn Shell, 10.3.1. Restricted Shell
- UNIX Power Tools, 1.23. File Access Permissions
- corrupted: UNIX Power Tools, 50.12. Common UNIX Error Messages
/etc/profile
- UNIX in a Nutshell, 4.2.1. Special Files
- Learning the Korn Shell, 5.3. case
- Learning the Korn Shell, 5.4. select
- Learning the Korn Shell, 6.3.4. Type and Attribute Options
- Learning the Korn Shell, 7.2.2.1. Reading lines from files
- Learning the Korn Shell, 10.2. Environment Customization
- Learning the Korn Shell, 10.2.3. Types of Global Customization
/etc/shells file: UNIX Power Tools, 2.16. Approved Shells: Using Unapproved Login Shell
/etc/suid_profile: Learning the Korn Shell, 10.3.4. Privileged Mode
/etc/termcap: Learning the Korn Shell, 3.4.2.4. Terminal Types
/etc/ttys file: UNIX Power Tools, 2.12. Automatic Setups for Different Terminals
/etc/ttytab file: UNIX Power Tools, 2.12. Automatic Setups for Different Terminals
/etc/vi.exrc file (nvi): Learning the vi Editor, 9.4. Initialization
eval command
- Learning the Korn Shell, 7.3.2. eval
- Learning the Korn Shell, 7.3.2.1. The C Compiler as Pipeline
- Learning the Korn Shell, 7.3.2. eval
- UNIX in a Nutshell, Chapter 4, Reference: eval
- UNIX in a Nutshell, Chapter 5, Reference: eval
- UNIX Power Tools, 5.3. Setting the Terminal Type When You Log In
- advantages: UNIX Power Tools, 8.10. eval: When You Need Another Chance
awk compared to: UNIX Power Tools, 44.14. Putting awk, sed, etc., Inside Shell Scripts
examples
- UNIX Power Tools, 45.14. Finding the Last Command-Line Argument
- UNIX Power Tools, 45.30.4. Using sed
for constructing pipelines
if-then-else in aliases: UNIX Power Tools, 10.7. How to Put if-then-else in a C Shell Alias
role in command-line processing: Learning the Korn Shell, 7.3.2. eval
scanning contents of variables: UNIX Power Tools, 45.17. Making a for Loop with Multiple Variables
sed combined with: UNIX Power Tools, 45.30.4. Using sed
shell variables and: UNIX Power Tools, 10.10. Simulated Bourne Shell Functions and Aliases
simulating arrays: UNIX Power Tools, 45.34. Arrays in the Bourne Shell
:eval command (elvis): Learning the vi Editor, 10.10. Interesting Features
evaluating expressions: UNIX in a Nutshell, Chapter 2, Reference: expr
events, executing commands after (vim): Learning the vi Editor, 11.10.3. Autocommands
ex commands
- Learning the vi Editor, 1. The vi Text Editor
- Learning the vi Editor, 5.1. ex Commands
- alphabetical list of: Learning the vi Editor, B.2. Alphabetical List of Commands
combining: Learning the vi Editor, 5.2.7. Combining ex Commands
command quick reference: Learning the vi Editor, A. Quick Reference
editing on command line: Learning the vi Editor, 8.6.1. Command-Line History and Completion
- elvis editor: Learning the vi Editor, 10.8.1. Command-Line History and Completion
nvi editor: Learning the vi Editor, 9.8.1. Command-Line History and Completion
vile editor: Learning the vi Editor, 12.8.1. Command-Line History and Completion
vim editor: Learning the vi Editor, 11.8.1. Command-Line History and Completion
executing UNIX commands: Learning the vi Editor, 7.2. Executing UNIX Commands
line addresses
- Learning the vi Editor, 5.1. ex Commands
- Learning the vi Editor, 5.2.1. Line Addresses
- ranges of lines
- Learning the vi Editor, 5.2.2. Defining a Range of Lines
- Learning the vi Editor, 5.2.5. Redefining the Current Line Position
line addressing
- redefining current line: Learning the vi Editor, 5.2.5. Redefining the Current Line Position
relative addressing: Learning the vi Editor, 5.2.3. Line Addressing Symbols
symbols for: Learning the vi Editor, 5.2.3. Line Addressing Symbols
saving and exiting
- Learning the vi Editor, 1.1.4. Saving and Quitting a File
- Learning the vi Editor, 5.3. Saving and Exiting Files
syntax for: Learning the vi Editor, B.1. Command Syntax
ex editor
- Learning the vi Editor, 1. The vi Text Editor
- Learning the vi Editor, 5. Introducing the ex Editor
- UNIX in a Nutshell, Chapter 2, Reference: ex
- UNIX in a Nutshell, 9. The ex Editor
- abbreviations
- UNIX Power Tools, 30.31. vi Word Abbreviation
- UNIX Power Tools, 31.9. Good Stuff for Your .exrc File
appending to file: UNIX Power Tools, 30.13. Appending to an Existing File
capitalizing words: UNIX Power Tools, 30.17. Capitalizing Every Word on a Line
command descriptions: UNIX Power Tools, 33.4. Useful ex Commands
command syntax: UNIX in a Nutshell, 9.1. Syntax of ex Commands
commands, list of: UNIX in a Nutshell, 9.2. Alphabetical Summary of ex Commands
confirming substitutions: UNIX Power Tools, 30.10. Confirming Substitutions in ex and vi
counting occurrences: UNIX Power Tools, 30.16. Counting Occurrences; Stopping Search Wraps
deleting by patterns: UNIX Power Tools, 30.14. Moving Blocks of Text by Patterns
diff command and: UNIX Power Tools, 28.9. ex Scripts Built by diff
editing with: Learning the vi Editor, 5.2. Editing with ex
executing buffers from: Learning the vi Editor, 7.3.11. Executing Buffers from ex
file recovery: UNIX Power Tools, 30.24. vi/ex File Recovery vs. Networked Filesystems
filtering text with
- Learning the vi Editor, 7.2.1.1. Filtering text with ex
- UNIX Power Tools, 30.22. Filtering Text Through a UNIX Command
global command: UNIX Power Tools, 30.9.1. Global Searches
invoking on multiple files: Learning the vi Editor, 7.4.1. Looping in a Shell Script
line addressing: UNIX Power Tools, 33.3. Line Addressing
modelines: UNIX Power Tools, 30.19. Modelines: Bug or Feature?
moving by patterns: UNIX Power Tools, 30.14. Moving Blocks of Text by Patterns
multiple setup files
- UNIX Power Tools, 30.20. Multiple Editor Setup Files; Starting with a Search
- UNIX Power Tools, 30.21. Per File Setups in Separate Files
no matches: UNIX Power Tools, 33.7. ed/ex Batch Edits: Avoid Errors When No Match
open mode: UNIX Power Tools, 30.36. The ex Open Mode Can Be Handy
pattern-matching metacharacters: UNIX in a Nutshell, 6.2. Metacharacters, Listed by Unix Program
patterns
- UNIX Power Tools, 30.9. Using Search Patterns and Global Commands
- UNIX Power Tools, 30.14. Moving Blocks of Text by Patterns
quoting control characters: UNIX Power Tools, 31.6. Protecting Keys from Interpretation by ex
quoting | (vertical bar): UNIX Power Tools, 31.6. Protecting Keys from Interpretation by ex
reverting to saved: UNIX Power Tools, 30.4. Editing Multiple Files with vi
save as new file: UNIX Power Tools, 30.4. Editing Multiple Files with vi
saving as new file: UNIX Power Tools, 30.11. Keep Your Original File, Write to a New File
saving part of file: UNIX Power Tools, 30.12. Saving Part of a File
scripting: UNIX Power Tools, 33.3. Line Addressing
search-and-replace examples: UNIX in a Nutshell, 6.4.1. Examples of Searching and Replacing
settings
- UNIX Power Tools, 30.6. Local Settings for vi and ex
- UNIX Power Tools, 30.18. Setting vi Options Automatically for Individual Files
startup commands: UNIX Power Tools, 30.6. Local Settings for vi and ex
stopping search wraps: UNIX Power Tools, 30.16. Counting Occurrences; Stopping Search Wraps
switching between files: UNIX Power Tools, 30.4. Editing Multiple Files with vi
transfer text between files: UNIX Power Tools, 30.5. Edits Between Files
undoing changes: UNIX Power Tools, 30.10. Confirming Substitutions in ex and vi
using ex commands in vi: Learning the vi Editor, 1. The vi Text Editor
yank buffers: UNIX Power Tools, 30.5. Edits Between Files
ex scripts: Learning the vi Editor, 7.4. Using ex Scripts
example programs: sed & awk, Sample Programs
examples: UNIX Power Tools, 51.11. Making an Arbitrary-Size File for Testing
exchange command: (see x command (sed))
exclamation point (!)
- (see also !)
- sed & awk, 4.2. A Global Perspective on Addressing
- != (not equal to) operator: sed & awk, 7.8. Relational and Boolean Operators
csh and: sed & awk, 1.4. Four Hurdles to Mastering sed and awk
ex commands starting with: Learning the vi Editor, 1.2.1. Problems Saving Files
for UNIX commands
- Learning the vi Editor, 7.2. Executing UNIX Commands
- Learning the vi Editor, 7.2.1.2. Filtering text with vi
logical NOT operator: sed & awk, 7.8. Relational and Boolean Operators
mapping keys for insert mode: Learning the vi Editor, 7.3.6. Mapping Keys for Insert Mode
overriding save warnings: Learning the vi Editor, 5.3. Saving and Exiting Files
test command using: UNIX Power Tools, 44.20. test: Testing Files and Strings
tilde (~) operator: sed & awk, 7.5.1. Referencing and Separating Fields
!~ (does not match) operator
- sed & awk, 7.5.1. Referencing and Separating Fields
- sed & awk, 7.8. Relational and Boolean Operators
exec command
- UNIX in a Nutshell, Chapter 4, Reference: exec
- UNIX in a Nutshell, Chapter 5, Reference: exec
- Learning the Korn Shell, 9.2.1.2. exec
- UNIX Power Tools, 1.11. How the Shell Executes Other Commands
- associating file descriptors with files: UNIX Power Tools, 45.22. Handling Files Line-by-Line
examples: UNIX Power Tools, 45.10. Removing a File Once It's Opened - for Security and Easy Cleanup
manage file descriptors: UNIX Power Tools, 45.7. The exec Command
replacing C shell with Bourne shell
with I/O redirectors
- UNIX Power Tools, 45.6. Making Sure Your Script Runs with Bourne Shell, Without #!
- UNIX Power Tools, 45.7. The exec Command
- Learning the Korn Shell, 9.2.1.2. exec
typing at a shell prompt: UNIX Power Tools, 38.2. fork and exec
exec commands: UNIX Power Tools, 38.2. fork and exec
executable files
- (see also files, executable)
- UNIX Power Tools, 52.8.2. Compiling Source Code
- UNIX Power Tools, 52.8.2.7. Functions, Libraries, and Header Files
- displaying: UNIX Power Tools, 45.5. A File That Shows Itself... and What #! Does
errors caused by: UNIX Power Tools, 50.12. Common UNIX Error Messages
executing without showing #!: UNIX Power Tools, 45.5. A File That Shows Itself... and What #! Does
making executable by using #: UNIX Power Tools, 45.4. Fun with #!
permissions on: UNIX Power Tools, 44.2. Writing a Simple Shell Program
shared objects for: UNIX in a Nutshell, Chapter 2, Reference: ldd
strip command and: UNIX Power Tools, 24.13. Save Space in Executable Files with strip
testing: UNIX Power Tools, 44.4. Testing How Your System Executes Files
"Executable" message: Learning the vi Editor, 1.1.2. Problems Opening Files
execute permission
- Learning the UNIX Operating System, 3.1.8.1. ls
- UNIX Power Tools, 22.2. Tutorial on File and Directory Permissions
- UNIX Power Tools, 22.19. Shell Scripts Must be Readable and (Usually) Executable
- without read permission: UNIX Power Tools, 22.12. A Directory that People Can Access but Can't List
executing commands
- after logout: UNIX in a Nutshell, Chapter 2, Reference: nohup
of lower priority: UNIX in a Nutshell, Chapter 2, Reference: nice
wait between: UNIX in a Nutshell, Chapter 2, Reference: sleep
executing text from buffers: Learning the vi Editor, 7.3.10. @-Functions
execution statistics, report summarizing: UNIX Power Tools, 38.5. The ps Command
EXINIT environment variable
- UNIX in a Nutshell, 5.3.5. Environment Variables
- UNIX Power Tools, 6.3. Predefined Environment Variables
- UNIX Power Tools, 6.10. Running a Command with a Temporarily Different Environment
- UNIX Power Tools, 10.2.2. Using More Complex Aliases
- UNIX Power Tools, 30.6. Local Settings for vi and ex
- UNIX Power Tools, 30.35. Out of Temporary Space? Use Another Directory
- Learning the vi Editor, 7.1. Customizing vi
EXINIT environment variable (elvis): Learning the vi Editor, 10.4.2. Initialization Steps
EXINIT environment variable (nvi): Learning the vi Editor, 9.4. Initialization
EXINIT environment variable (vim): Learning the vi Editor, 11.4.1. Initialization for All vim Invocations
exit command
- Learning the Korn Shell, 1.4. Getting the Korn Shell
- Learning the Korn Shell, 1.5. Interactive Shell Use
- Learning the Korn Shell, 5.1.1.1. Return
- Learning the Korn Shell, 8.4.2. Process ID Variables and Temporary Files
- Learning the UNIX Operating System, 1.1.8. Logging Out
- UNIX Power Tools, 44.11. Set Exit Status of a Shell (Script)
- .cshrc file: UNIX Power Tools, 2.9. Speeding Up Your C Shell with set prompt Test
effect on subshells: UNIX Power Tools, 38.4. Subshells
examples: UNIX Power Tools, 44.5. Test String Values with Bourne Shell case
redirected loops using: UNIX Power Tools, 45.23. The Ins and Outs of Redirected I/O Loops
to end scripts: UNIX Power Tools, 51.5. Copy What You Do with script
exit command (awk)
- UNIX in a Nutshell, Chapter 11, Reference: exit
- UNIX Power Tools, 33.11.7. Alphabetical Summary of Commands
exit command (csh): UNIX in a Nutshell, Chapter 5, Reference: exit
exit command (ksh, sh): UNIX in a Nutshell, Chapter 4, Reference: exit
exit command (lpc): UNIX Power Tools, 43.3. Printer Control with lpc
.exit file: UNIX Power Tools, 14.14. Automatic Setup When You Enter/Exit a Directory
exit statement: sed & awk, 8.3. Other Statements That Affect Flow Control
exit status
- (see also status variable)
- Learning the Korn Shell, 5.1.1. Exit Status and Return
- Learning the Korn Shell, 5.1.3.1. String comparisons
- Learning the Korn Shell, 9.2.3.4. Break conditions
- Learning the Korn Shell, 9.2.5. Exercises
- UNIX in a Nutshell, Chapter 2, Reference: test
- UNIX Power Tools, 44.8. Test Exit Status with the if Statement
- commands: UNIX in a Nutshell, Chapter 2, Reference: true
conventional values: Learning the Korn Shell, 5.1.1. Exit Status and Return
in job status messages: Learning the Korn Shell, 8.1. Process IDs and Job Numbers
logical combinations: Learning the Korn Shell, 5.1.2. Combinations of Exit Statuses
non-zero: UNIX Power Tools, 46.9. If Command Doesn't Return a Status, Test the Error Messages
of background jobs: UNIX Power Tools, 44.7. Exit Status of UNIX Processes
of commands in Bourne shell scripts: UNIX Power Tools, 44.7. Exit Status of UNIX Processes
of loops: UNIX Power Tools, 45.19. A while Loop with Several Loop Control Commands
of pipelines: UNIX Power Tools, 44.7. Exit Status of UNIX Processes
of redirected loops: UNIX Power Tools, 45.23. The Ins and Outs of Redirected I/O Loops
returned by processes: UNIX Power Tools, 38.3. Managing Processes: Overall Concepts
testing
- UNIX Power Tools, 44.8. Test Exit Status with the if Statement
- UNIX Power Tools, 44.10. Loops That Test Exit Status
- UNIX Power Tools, 46.9. If Command Doesn't Return a Status, Test the Error Messages
trapping when non-0: Learning the Korn Shell, 9.1.2.2. ERR
values for expr
- UNIX Power Tools, 45.28. Quick Reference: expr
- UNIX Power Tools, 45.29. Testing Characters in a String with expr
zero
- UNIX Power Tools, 44.10. Loops That Test Exit Status
- UNIX Power Tools, 45.9. The Unappreciated Bourne Shell ":" Operator
- UNIX Power Tools, 46.9. If Command Doesn't Return a Status, Test the Error Messages
.exit.csh script: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
.exit.sh script: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
exiting
- UNIX session: Learning the UNIX Operating System, 1.1.8. Logging Out
X Window System: Learning the UNIX Operating System, 2.7. Quitting
ex (into vi): Learning the vi Editor, 5.1.2. Problem Checklist
vi
- Learning the vi Editor, 1.1.4. Saving and Quitting a File
- Learning the vi Editor, 5.3. Saving and Exiting Files
- commands for (quick reference): Learning the vi Editor, A. Quick Reference
exp command (awk): UNIX Power Tools, 33.11.7. Alphabetical Summary of Commands
exp function (awk): UNIX in a Nutshell, Chapter 11, Reference: exp
exp( ): sed & awk, 9.1.1. Trigonometric Functions
expand command
- UNIX in a Nutshell, Chapter 2, Reference: expand
- UNIX Power Tools, 41.4.1. TAB Is Just Another Character to UNIX
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
expanding files: (see also pack command; pcat command)
Expect program
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
- UNIX Power Tools, 9.26. Expect
- testing interactive programs: UNIX Power Tools, 9.26.3. Testing: A Story
exponentiation
- sed & awk, 7.6. Expressions
- sed & awk, 9.1.1. Trigonometric Functions
- sed & awk, 11.1.2. Exponentiation
- ^ operator: sed & awk, 7.6. Expressions
** operator: sed & awk, 7.6. Expressions
export command
- UNIX in a Nutshell, Chapter 4, Reference: export
- Learning the Korn Shell, 3.5.1. Environment Variables
- Learning the Korn Shell, 4.1. Shell Scripts and Functions
- Learning the Korn Shell, 6.3.4. Type and Attribute Options
- Learning the Korn Shell, 10.2.3. Types of Global Customization
expr command
- Learning the Korn Shell, Summary of Korn Shell Features
- Learning the Korn Shell, 6.2. Integer Variables and Arithmetic
- Learning the Korn Shell, A.1. The Bourne Shell
- UNIX in a Nutshell, Chapter 2, Reference: expr
- UNIX Power Tools, 45.28. Quick Reference: expr
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
- advantages
- UNIX Power Tools, 45.30.1. Matching with expr
- UNIX Power Tools, 49.1. bc: Simple Math at the Shell Prompt
alternatives to: UNIX Power Tools, 45.11. The Multipurpose jot Command
arguments
- $*: UNIX Power Tools, 45.30.1. Matching with expr
$@: UNIX Power Tools, 45.30.1. Matching with expr
as calculator
- UNIX Power Tools, 49.1. bc: Simple Math at the Shell Prompt
- UNIX Power Tools, 49.6. Quick Arithmetic with expr
disadvantages: UNIX Power Tools, 45.30.1. Matching with expr
examples: UNIX Power Tools, 45.28. Quick Reference: expr
exit status values
- UNIX Power Tools, 45.28. Quick Reference: expr
- UNIX Power Tools, 45.29. Testing Characters in a String with expr
jot compared to: UNIX Power Tools, 45.11. The Multipurpose jot Command
listing command-line arguments: UNIX Power Tools, 45.30.1. Matching with expr
loops using: UNIX Power Tools, 45.11. The Multipurpose jot Command
matching character strings: UNIX Power Tools, 45.30.1. Matching with expr
operators: UNIX Power Tools, 45.28. Quick Reference: expr
syntax
- UNIX Power Tools, 45.28. Quick Reference: expr
- UNIX Power Tools, 45.28.1. Examples
testing character strings: UNIX Power Tools, 45.29. Testing Characters in a String with expr
variables: UNIX Power Tools, 45.28.1. Examples
expressions
- sed & awk, 3.1. That's an Expression
- sed & awk, B.2.5. Expressions
- awk: sed & awk, 7.6. Expressions
conditional
- (see also if loops; for loops; foreach loop; while loops)
- UNIX Power Tools, 44.8. Test Exit Status with the if Statement
- UNIX Power Tools, 44.8. Test Exit Status with the if Statement
evaluatingUNIX in a Nutshell, Chapter 2, Reference: expr
executing as commands: sed & awk, 10.3. The system() Function
in C shell
- UNIX Power Tools, 47.4.2. Expressions
- UNIX Power Tools, 47.4.4. Examples
- UNIX in a Nutshell, 5.4. Expressions
regular: (see regular expressions)
expunge program: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
.exrc file
- UNIX Power Tools, 4.9. Setting Up vi with the .exrc File
- UNIX Power Tools, 30.6. Local Settings for vi and ex
- UNIX Power Tools, 30.18. Setting vi Options Automatically for Individual Files
- UNIX Power Tools, 31.9. Good Stuff for Your .exrc File
- Learning the vi Editor, 7.1. Customizing vi
- Learning the vi Editor, 7.1.2. The .exrc File
- Learning the vi Editor, 9.4. Initialization
- Learning the vi Editor, 11.4.1. Initialization for All vim Invocations
- on disc: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
- security concerning (elvis): Learning the vi Editor, 10.10. Interesting Features
exrc option
- Learning the vi Editor, 7.1.3. Alternate Environments
- Learning the vi Editor, 9.4. Initialization
- Learning the vi Editor, 10.4.2. Initialization Steps
EXSTAT environment variable: UNIX Power Tools, 30.20. Multiple Editor Setup Files; Starting with a Search
exstr command: UNIX in a Nutshell, Chapter 2, Reference: exstr
exta, extb rates: UNIX Power Tools, 41.2.1. How We Made It This Far (Back?)
extended regular expressions
- sed & awk, 3.2.4.3. POSIX character class additions
- UNIX Power Tools, 26.4.11. Extended Regular Expressions
- Learning the vi Editor, 8.4. Extended Regular Expressions
- elvis editor: Learning the vi Editor, 10.7. Extended Regular Expressions
nvi editor: Learning the vi Editor, 9.7. Extended Regular Expressions
vile editor: Learning the vi Editor, 12.7. Extended Regular Expressions
vim editor: Learning the vi Editor, 11.7. Extended Regular Expressions
extended tags file format
- Learning the vi Editor, 8.5. Enhanced Tags
- Learning the vi Editor, 9.8.2. Tag Stacks
- Learning the vi Editor, 10.8.2. Tag Stacks
extension languages: Learning the vi Editor, 8.1. And These Are My Brothers, Darrell, Darrell, and Darrell
extensions
- common awk: sed & awk, 11.2.1. Common Extensions
filename
- UNIX Power Tools, 1.17. Filename Extensions
- UNIX Power Tools, 4.6. Naming Files
gawk: sed & awk, 11.2.3. GNU awk (gawk)
mawk: sed & awk, 11.2.4. Michael's awk (mawk)
tawk: sed & awk, 11.3.2. Thompson Automation awk (tawk)
extent of matching: sed & awk, 3.2.12.1. The extent of the match
external commands
- UNIX Power Tools, 1.10. Internal and External Commands
- UNIX Power Tools, 7.4. Faster Prompt Setting with Built-Ins
- executing: UNIX Power Tools, 1.11. How the Shell Executes Other Commands
setting variables with: UNIX Power Tools, 7.12. External Commands Send Signals to Set Variables
extracting columns/fields from files: UNIX in a Nutshell, Chapter 2, Reference: cut
extracting file contents: sed & awk, 4.4.3. Extracting Contents of a File
extractres program: UNIX Power Tools, 43.24. Other PostScript Utilities
Exuberant ctags program
- Learning the vi Editor, 8.5. Enhanced Tags
- Learning the vi Editor, 9.8.2. Tag Stacks
- Learning the vi Editor, 10.8.2. Tag Stacks
:exusage command (nvi): Learning the vi Editor, 9.3. Online Help and Other Documentation
"external control" rates: UNIX Power Tools, 41.2.1. How We Made It This Far (Back?)
"[Existing file]" message: Learning the vi Editor, 1.2.1. Problems Saving Files
Symbols
| A
| B
| C
| D
| E
| F
| G
| H
| I
| J
| K
| L
| M
| N
| O
| P
| Q
| R
| S
| T
| U
| V
| W
| X
| Y
| Z
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