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Index: O
- O (open line) command: Learning the vi Editor, 2.4. More Ways to Insert Text
.o filename extension: UNIX Power Tools, 1.17. Filename Extensions
-o option (elvis): Learning the vi Editor, 10.11. elvis Futures
-o option (vim): Learning the vi Editor, 11.2. Important Command-Line Arguments
oawk programming language: (see awk programming language)
obase command: UNIX Power Tools, 49.2. bc: Hexadecimal or Binary Conversion
object file extension: UNIX Power Tools, 1.17. Filename Extensions
object files: (see archives; files)
- generating: UNIX in a Nutshell, Chapter 2, Reference: as
removing information from: UNIX in a Nutshell, Chapter 2, Reference: strip
object-code libraries: Learning the Korn Shell, 6.1.3.1. More About C Compilers
- C runtime library: Learning the Korn Shell, 6.1.3.1. More About C Compilers
names of: Learning the Korn Shell, 6.1.3.1. More About C Compilers
obsolete commands: UNIX in a Nutshell, B. Obsolete Commands
obsolete features in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
obtaining source code
- awk: sed & awk, Availability of sed and awk
commercial awk versions
- sed & awk, 11.3.1. MKS awk
- sed & awk, 11.3.2. Thompson Automation awk (tawk)
- sed & awk, 11.3.3. Videosoft VSAwk
elvis editor: Learning the vi Editor, 10.12. Sources and Supported Operating Systems
examples: sed & awk, Obtaining Example Source Code
gawk: sed & awk, 11.2.3. GNU awk (gawk)
mawk: sed & awk, 11.2.4. Michael's awk (mawk)
nvi editor: Learning the vi Editor, 9.11. Sources and Supported Operating Systems
sample programs: sed & awk, Sample Programs
sed: sed & awk, Availability of sed and awk
vile editor: Learning the vi Editor, 12.11. Sources and Supported Operating Systems
vim editor: Learning the vi Editor, 11.11. Sources and Supported Operating Systems
ocrnl flag: UNIX Power Tools, 41.2.1. How We Made It This Far (Back?)
octal cgaracter strings: UNIX Power Tools, 7.8. Highlighting in Shell Prompts
octal dumps, producing: UNIX in a Nutshell, Chapter 2, Reference: od
octal numbers
- sed & awk, 7.6. Expressions
- UNIX Power Tools, 1.23. File Access Permissions
- for permissions: UNIX Power Tools, 17.15. Searching for Files by Permission
interpreting: UNIX Power Tools, 45.35.1. With echo
of ASCII characters: UNIX Power Tools, 51.3. ASCII Characters: Listing and Getting Values
octothorpe (#) for comments
- sed & awk, 5.2. Comment
- sed & awk, 7.4.1. Describing Your Script
- sed & awk, B.2.2.2. Comments
- #n for suppressing output: sed & awk, 5.2. Comment
od command: UNIX in a Nutshell, Chapter 2, Reference: od
- -c option
- UNIX Power Tools, 18.2. What's Really in a Directory
- UNIX Power Tools, 23.15. Using unlink to Remove a File with a Strange Name
- UNIX Power Tools, 25.7. Show Non-Printing Characters with cat -v or od -c
looking at characters: UNIX Power Tools, 41.7. Reading Verrrry Long Lines from the Terminal
off-peak hours, taking advantage of: UNIX Power Tools, 40.1. Off-Peak Job Submission
offset script
- UNIX Power Tools, 35.7. offset: Indent Text
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
OFMT variable
- sed & awk, 7.7. System Variables
- sed & awk, 7.9. Formatted Printing
OFS variable: sed & awk, 7.7. System Variables
oldlinks script
- UNIX Power Tools, 16.28. oldlinks: Find Unconnected Symbolic Links
- UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
OLDPWD
- UNIX in a Nutshell, 4.3.2. Built-in Shell Variables
Learning the Korn Shell, 3.4.3.1. Miscellaneous Variables
Learning the Korn Shell, 4.5. Advanced Examples: pushd and popd
Learning the Korn Shell, 5.1.1. Exit Status and Return
Learning the Korn Shell, 7.3. Command-line Processing
olid hardware: UNIX Power Tools, 20.6. Writing a Tape Drive on a Remote Machine
onintr command: UNIX in a Nutshell, Chapter 5, Reference: onintr
online archive, software: UNIX Power Tools, 52.7.2. Online Archive
online documentation: (see manual pages)
online help
- elvis editor: Learning the vi Editor, 10.3. Online Help and Other Documentation
nvi editor: Learning the vi Editor, 9.3. Online Help and Other Documentation
vi tutorial: Learning the vi Editor, E.1.5. Online vi Tutorial
vile editor: Learning the vi Editor, 12.3. Online Help and Other Documentation
vim editor: Learning the vi Editor, 11.3. Online Help and Other Documentation
online manual: (see manpages)
online manual source file extension: UNIX Power Tools, 1.17. Filename Extensions
:only (:on) command (vim): Learning the vi Editor, 11.5. Multiwindow Editing
open command (ex): UNIX in a Nutshell, Chapter 9, Reference: open
OPEN LOOK: Learning the Korn Shell, A.3. wksh
open mode: (see ex editor, open mode)
open mode (elvis): Learning the vi Editor, 10.10. Interesting Features
opening files: Learning the vi Editor, 1.1.1. Opening a File
- at specific place: Learning the vi Editor, 4.2.1. Advancing to a Specific Place
multiple files at once
- Learning the vi Editor, 5.5.1. Invoking vi on Multiple Files
- Learning the vi Editor, 5.5.3. Calling in New Files
previous file: Learning the vi Editor, 5.5.4. Switching Files from vi
read-only mode: Learning the vi Editor, 4.2.2. Read-only Mode
operating system, definition of: Learning the UNIX Operating System, The UNIX Operating System
operators
- arithmetic
- UNIX Power Tools, 45.28. Quick Reference: expr
- UNIX Power Tools, 47.4.3.2. Arithmetic Operators
assignment: UNIX Power Tools, 47.4.3.1. Assignment Operators
awk
- UNIX Power Tools, 33.11.4. Operators
sed & awk, B.2.5.6. Operators
UNIX in a Nutshell, 11.5. Operators
arithmetic: sed & awk, 7.6. Expressions
assignment: sed & awk, 7.6. Expressions
Boolean: sed & awk, 7.8. Relational and Boolean Operators
postfix versus prefix: sed & awk, 7.6. Expressions
relational: sed & awk, 7.8. Relational and Boolean Operators
bitwise: UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
comparison: UNIX Power Tools, 47.4.3.4. Comparison Operators
file inquiry: UNIX Power Tools, 47.4.3.5. File Inquiry Operators
logical
- UNIX Power Tools, 45.28. Quick Reference: expr
- UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
precedence in C shell: UNIX Power Tools, 47.4.2. Expressions
relational: UNIX Power Tools, 45.28. Quick Reference: expr
string editing: UNIX Power Tools, 45.12. Parameter Substitution
unmatched: UNIX Power Tools, 46.1.2. Unmatched Operators
operators, C shell: UNIX in a Nutshell, 5.4.1. Operators
opost flag: UNIX Power Tools, 41.2.1. How We Made It This Far (Back?)
OPTARG
- Learning the Korn Shell, 6.1.3. getopts
UNIX in a Nutshell, 4.3.2. Built-in Shell Variables
OPTIND
- Learning the Korn Shell, 6.1.3. getopts
UNIX in a Nutshell, 4.3.2. Built-in Shell Variables
options
- (see also under specific option)
- Learning the Korn Shell, 3. Customizing Your Environment
- Learning the Korn Shell, 3.3. Options
- sed & awk, 2.2. Command-Line Syntax
- sed & awk, 2.3.1. Specifying Simple Instructions
- awk: sed & awk, 2.4.3. Summary of Options
bgnice
- Learning the Korn Shell, 3.3. Options
- Learning the Korn Shell, 8.5.2. Advantages and Disadvantages of Coroutines
- Learning the Korn Shell, A.6. Workalikes on PC Platforms
combining: sed & awk, 2.3.2.3. Mixing options (POSIX)
command-line
- (see also command-line options)
Learning the UNIX Operating System, 1.2. Syntax of UNIX Command Lines
dash: (see command-line options)
emacs
- Learning the Korn Shell, 2.1. Enabling Command-line Editing
- Learning the Korn Shell, 3.3. Options
ignoreeof: Learning the Korn Shell, 3.3. Options
in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
keyword: Learning the Korn Shell, 3.5.1. Environment Variables
- obsolescence in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
list of: Learning the Korn Shell, B.1. Invocation Options
- set -o: Learning the Korn Shell, B.5. Options
typeset: Learning the Korn Shell, B.6. Typeset Options
list of those not supported in pdksh: Learning the Korn Shell, A.4. pdksh
markdirs: Learning the Korn Shell, 3.3. Options
monitor
- Learning the Korn Shell, 8.2. Job Control
- Learning the Korn Shell, A.6. Workalikes on PC Platforms
noclobber
- Learning the Korn Shell, 3.3. Options
- Learning the Korn Shell, 7.1. I/O Redirectors
- Learning the Korn Shell, 10.2.3. Types of Global Customization
noexec: Learning the Korn Shell, 9.1.1. Set Options
- turning on and off: Learning the Korn Shell, 9.1.1. Set Options
noglob: Learning the Korn Shell, 3.3. Options
privileged
- Learning the Korn Shell, 10.3.4. Privileged Mode
- Learning the Korn Shell, A.6. Workalikes on PC Platforms
sed: sed & awk, 2.3.2.4. Summary of options
trackall
- Learning the Korn Shell, 3.3. Options
- Learning the Korn Shell, 10.2.3. Types of Global Customization
- obsolescence in next release: Learning the Korn Shell, A.7. The Future of the Korn Shell
turning on and off
- Learning the Korn Shell, 3.3. Options
- Learning the Korn Shell, 9.1.1. Set Options
verbose: Learning the Korn Shell, 9.1.1. Set Options
vi
- Learning the vi Editor, A. Quick Reference
- Learning the vi Editor, 4.2. Options When Starting vi
- Learning the Korn Shell, 2.1. Enabling Command-line Editing
- Learning the Korn Shell, 3.3. Options
xtrace: Learning the Korn Shell, 9.1.1. Set Options
- PS4 prompt in: Learning the Korn Shell, 9.1.1. Set Options
tracing function execution: Learning the Korn Shell, 9.1.1. Set Options
options, set command
- (see also :set command)
- Learning the vi Editor, 7.1.1. The :set Command
- Learning the vi Editor, C. Setting Options
viewing current: Learning the vi Editor, 7.1.1. The :set Command
opttest script: UNIX Power Tools, 52.4. Quick Descriptions of What's on the Disc
OR (||) operator: sed & awk, 7.8. Relational and Boolean Operators
order of operations: sed & awk, 3.1. That's an Expression
- commands in scripts: sed & awk, 4.1. Applying Commands in a Script
orphans: (see processes, in pathological states)
ORS variable
- sed & awk, 7.7. System Variables
- sed & awk, 7.7.1. Working with Multiline Records
OS/2: Learning the Korn Shell, A.6. Workalikes on PC Platforms
- Version 2: Learning the Korn Shell, 8. Process Handling
OSF/Motif: Learning the Korn Shell, A.3. wksh
other shells: (see entries for individual shells)
otherfont display mode (elvis): Learning the vi Editor, 10.9.2. Syntax Highlighting
out of band approach for flow control: UNIX Power Tools, 41.2.4. Flow Control (We Hope)
outlinemono option (elvis): Learning the vi Editor, 10.6.4. Options
output: sed & awk, 2.2. Command-Line Syntax
- buffer, flushing: sed & awk, 11.2.1.3. Flushing buffered output
buffering: UNIX Power Tools, 13.9. Send Output Two or More Places with tee
directing to files
- sed & awk, 2.3.2.1. Saving output
- sed & awk, 10.5. Directing Output to Files and Pipes
directing to pipes: sed & awk, 10.5.1. Directing Output to a Pipe
formatting (awk): sed & awk, 7.9. Formatted Printing
formatting into columns: sed & awk, 10.6. Generating Columnar Reports
from background processes: UNIX Power Tools, 12.7. Stop Background Output with stty tostop
redirecting: UNIX Power Tools, 1.30. Redirecting Input and Output
- (see also redirecting input/output)
- redirecting: Learning the UNIX Operating System, 5.1. Standard Input and Standard Output
saving: sed & awk, 4.3. Testing and Saving Output
stdout: (see standard output)
suppressing
- sed & awk, 2.3.2.2. Suppressing automatic display of input lines
- sed & awk, 5.2. Comment
tee program: UNIX Power Tools, 13.9. Send Output Two or More Places with tee
testing: sed & awk, 4.3. Testing and Saving Output
to terminal: sed & awk, 11.2.1.4. Special filenames
UNIX, reading into files: Learning the vi Editor, 7.2. Executing UNIX Commands
output device, specifying: UNIX Power Tools, 50.12. Common UNIX Error Messages
output modes, setting: UNIX in a Nutshell, Chapter 2, Reference: stty
output processing commands (sed): UNIX in a Nutshell, 10.4.3. Input/Output Processing
output redirection operator (>>): Learning the UNIX Operating System, 5.1.1.2. The >> operator
output redirection operator (>)
- Learning the UNIX Operating System, 5.1. Standard Input and Standard Output
- Learning the UNIX Operating System, 5.1.1.1. The > operator
output to terminals,
stopping and restarting: UNIX Power Tools, 42.2.1. Output Stopped?
overstrike mode: Learning the vi Editor, 2.3.3.4. Substituting text
overwrite mode: UNIX Power Tools, 32.5. Putting Emacs in Overwrite Mode
overwriting files
- Learning the UNIX Operating System, 5.1.1.1. The > operator
- UNIX Power Tools, 8.4. Command Evaluation and Accidentally Overwriting Files
ownership, file
- UNIX in a Nutshell, Chapter 2, Reference: chown
Learning the UNIX Operating System, 3.1.8.1. ls
UNIX Power Tools, 22.2.1. User, Group, and World
UNIX Power Tools, 22.3. Who Will Own a New File?
BSD UNIX and: UNIX Power Tools, 22.20. Why Can't You Change File Ownership Under BSD UNIX?
changing: UNIX in a Nutshell, Chapter 2, Reference: chgrp
changing without chown command: UNIX Power Tools, 22.21. How to Change File Ownership Without chown
group: (see groups)
searching by: UNIX Power Tools, 17.16. Searching by Owner and Group
"[open mode]" message: Learning the vi Editor, 1.1.2. Problems Opening Files
Symbols
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