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Index: O

.o filename extension : UNIX Power Tools, 1.17. Filename Extensions
oawk scripting language : (see awk scripting language)
obase command : UNIX Power Tools, 49.2. bc: Hexadecimal or Binary Conversion
object files
file extension : UNIX Power Tools, 1.17. Filename Extensions
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
obsolete features in next ksh release : Learning the Korn Shell, A.7. The Future of the Korn Shell
obtaining source code
awk
sed & awk, Availability of sed and awk
sed & awk, 11.3.1. MKS awk
sed & awk, 11.3.2. Thompson Automation awk (tawk)
sed & awk, 11.3.3. Videosoft VSAwk
examples
sed & awk, Sample Programs
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)
sed : sed & awk, Availability of sed and awk
ocrnl flag : UNIX Power Tools, 41.2.1. How We Made It This Far (Back?)
octal dumps, producing : UNIX in a Nutshell, Chapter 2, Reference: od
octal numbers
UNIX Power Tools, 1.23. File Access Permissions
sed & awk, 7.6. Expressions
for ASCII characters
UNIX Power Tools, 7.8. Highlighting in Shell Prompts
UNIX Power Tools, 51.3. ASCII Characters: Listing and Getting Values
interpreting : UNIX Power Tools, 45.35.1. With echo
for permissions : UNIX Power Tools, 17.15. Searching for Files by Permission
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 variable
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
UNIX in a Nutshell, 4.3.2. Built-in Shell Variables
olid hardware : UNIX Power Tools, 20.6. Writing a Tape Drive on a Remote Machine
on-line manual : (see man pages)
onintr command (csh) : 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 manual source file extension : UNIX Power Tools, 1.17. Filename Extensions
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)
opening a file (vi)
Learning the vi Editor, 1.1. Opening and Closing Files
Learning the vi Editor, 1.1.1. Opening a File
Learning the vi Editor, 1.1.2. Problems Opening Files
openwin command : UNIX in a Nutshell, Chapter 2, Reference: openwin
OpenWindows
configuring : UNIX in a Nutshell, Chapter 2, Reference: openwin
programs and utilities : UNIX in a Nutshell, Chapter 2, Reference: openwin
operating system, definition of : Learning the UNIX Operating System, The UNIX Operating System
operators
arithmetic : (see arithmetic operators)
assignment : (see assignment operators)
awk : (see awk scripting language)
bitwise/logical
UNIX Power Tools, 45.28. Quick Reference: expr
UNIX Power Tools, 47.4.3.3. Bitwise and Logical Operators
Boolean
sed & awk, 7.8. Relational and Boolean Operators
sed & awk, 11.1.4. Variables as Boolean Patterns
C shell : UNIX in a Nutshell, 5.4.1. Operators
comparison : UNIX Power Tools, 47.4.3.4. Comparison Operators
file inquiry : UNIX Power Tools, 47.4.3.5. File Inquiry Operators
postfix versus prefix : sed & awk, 7.6. Expressions
precedence in C shell : UNIX Power Tools, 47.4.2. Expressions
relational
UNIX Power Tools, 45.28. Quick Reference: expr
sed & awk, 7.8. Relational and Boolean Operators
string editing : UNIX Power Tools, 45.12. Parameter Substitution
unmatched : UNIX Power Tools, 46.1.2. Unmatched Operators
opost flag : UNIX Power Tools, 41.2.1. How We Made It This Far (Back?)
OPTARG variable : Learning the Korn Shell, 6.1.3. getopts
OPTARGET shell variable : 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
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
(see also under specific option)
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 command-line options)
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
keyword : Learning the Korn Shell, 3.5.1. Environment Variables
obsolescence in next ksh 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
in next ksh release : Learning the Korn Shell, A.7. The Future of the Korn Shell
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
Learning the UNIX Operating System, 5.1.1.1. The > operator
UNIX Power Tools, 6.8. Shell Variables
UNIX Power Tools, 6.9. Special C Shell Variables
UNIX Power Tools, 13.6. Safe I/O Redirection with noclobber
UNIX Power Tools, 23.7. Safer File Deletion in Some Directories
UNIX in a Nutshell, 5.3.3. Predefined Shell Variables
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 ksh 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 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
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)
out of band approach for flow control : UNIX Power Tools, 41.2.4. Flow Control (We Hope)
output : (see I/O)
output, redirecting : (see >; redirection)
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
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 Power Tools, 22.21. How to Change File Ownership Without chown
UNIX in a Nutshell, Chapter 2, Reference: chgrp
UNIX in a Nutshell, Chapter 2, Reference: chown
group : (see groups)
searching by : UNIX Power Tools, 17.16. Searching by Owner and Group


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