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Index: C
- .c filename extension
- c function (for changing directories)
: 14.9. cd by Directory Initials
- C language : 52.8.2. Compiling Source Code
- compiling
: 52.8.2.8. The make Program
- source code : 52.8. Building Programs from Source Code
- compiling
: 52.8.2.8. The make Program
- C program header file extension
: 1.17. Filename Extensions
- C program source file extension : 1.17. Filename Extensions
- C shell
- C program source file extension : 1.17. Filename Extensions
- .cshrc file : (see .cshrc file)
- C shell (csh)
- 1.8. There Are Many Shells
- 38.3. Managing Processes: Overall Concepts
- 44.3.3. Types of Shells
- accidental logouts : 3.5. Stop Accidental C Shell Logouts
- advantages : 44.3.3. Types of Shells
- aliases : 10.7. How to Put if-then-else in a C Shell Alias
- array support : 45.34. Arrays in the Bourne Shell
- arrays in : 47.5. Using C Shell Arrays
- automatically killing background processes : 38.17. Automatically Kill Background Processes on Logout in csh
- avoiding alias loops : 10.6. Avoiding C Shell Alias Loops
- background processing : 1.27. How Background Processing Works
- bash shells compared to : 47.1. Why Not?
- Bourne shell compared to
- 38.3. Managing Processes: Overall Concepts
- Bourne shell replacing
- bugs in
: 47.2. C Shell Programming Considered Harmful
- built-in string operators : 7.4. Faster Prompt Setting with Built-Ins
- command history
- built-in string operators : 7.4. Faster Prompt Setting with Built-Ins
- command name for
: 42.2.5. Aborting Programs
- command tools and : 1.14. The Kernel and Daemons
- configuration files : 2.7. C Shell Setup Files Aren't Read When You Want Them to Be?
- creating empty file : 21.7. Setting File Modification Time with touch
- default prompt : 7.1. Why Change Your Prompt?
- defining variables : 6.8. Shell Variables
- disadvantages
- command tools and : 1.14. The Kernel and Daemons
- echo command
: 8.6.1. Portability
- editing history substitutions : 9.6. String Editing (Colon) Operators
- environment variables : 47.2.5. Variable Syntax
- error handling : 47.2.7. Error Handling
- eval command : 5.3. Setting the Terminal Type When You Log In
- executing scripts via : 40.4. Choosing the Shell Run (We Hope) by at
- expressions in
- editing history substitutions : 9.6. String Editing (Colon) Operators
- -f option
: 2.5.1. Quick Login
- flow control in : 47.2.2.2. Flow Control
- foreach loop : 9.11. Repeating a Command with a foreach Loop
- history : 51.7. When You Get Impatient
- history characters : 11.15. Changing C Shell History Characters with histchars
- history file : 11.11.2. C Shell
- if loops in : 47.2.6. Expression Evaluation
- importing commands : 8.12. Which One Will the C Shell Use?
- interpreting commands : 8.5. Command-Line Evaluation
- Korn shell compared to : 47.1. Why Not?
- .logout file : 3.1. Running Commands When You Log Out
- mail notification : 21.8.1. For C Shell Users
- managing file descriptors : 47.2.1. File Descriptors
- matching word, escaping : 8.18. Here Documents
- multiline commands : 9.13. Multiline Commands, Secondary Prompts
- nesting aliases : 10.2.3. Setting Aliases Automatically, Unsetting Aliases
- noclobber variable : 13.6. Safe I/O Redirection with noclobber
- operator precedence in : 47.4.2. Expressions
- overriding environment variables : 6.10. Running a Command with a Temporarily Different Environment
- parsing in : 47.2.2.3. Stupid Parsing Bugs
- passing command history to : 11.12. Pass History to Another Shell
- pipelines in : 47.2.1.4. More Elaborate Combinations
- quoting in
- flow control in : 47.2.2.2. Flow Control
- random number generators
: 45.11. The Multipurpose jot Command
- redirecting input/output : 13.5. Redirection in C Shell: Capture Errors, Too?
- redirecting stdin : 13.1. Using Standard Input and Output
- rehash command : 4.2. A bin Directory for Your Programs and Scripts
- repeat command : 9.25. The C Shell repeat Command
- script file extension : 1.17. Filename Extensions
- set nonomatch command : 3.4. Automatic File Cleanup
- shell variables : 6.9. Special C Shell Variables
- special characters/operators in : 8.19. "Special" Characters and Operators
- speeding up : 2.9. Speeding Up Your C Shell with set prompt Test
- standard input : 47.2.1.2. Reading Files
- standard output : 47.2.1.4. More Elaborate Combinations
- stray prompt problems : 7.3. C Shell Prompt Causes Problems in vi, rsh, etc.
- trapping signals : 47.2.3. Signals
- variable syntax : 47.2.5. Variable Syntax
- redirecting input/output : 13.5. Redirection in C Shell: Capture Errors, Too?
- 1.8. There Are Many Shells
- C shell scripts
- exit status inserted
: 44.7. Exit Status of UNIX Processes
- -f option : 45.4. Fun with #!
- interrupted : 45.8. Handling Signals to Child Processes
- quoting in : 46.7. Quoting and Command-Line Parameters
- -f option : 45.4. Fun with #!
- exit status inserted
: 44.7. Exit Status of UNIX Processes
- c-w script
: 22.10. cx, cw, c-w: Quick File Permission Changes
- C132 script : 52.4. Quick Descriptions of What's on the Disc
- C80 script : 52.4. Quick Descriptions of What's on the Disc
- cal program : 48.6. Get Calendar for Any Month or Year: cal
- C132 script : 52.4. Quick Descriptions of What's on the Disc
- calen program versus
: 48.8. Calendar for 132-Column Terminals or Printers
- printing : 48.9. PostScript Calendars with pcal
- calen program versus
: 48.8. Calendar for 132-Column Terminals or Printers
- cal_today script
- calculators
- 49.1. bc: Simple Math at the Shell Prompt
- (see also bc program)
- spreadsheets vs. : 49.8. It's Great to Have a Spreadsheet
- types of : 49.1. bc: Simple Math at the Shell Prompt
- (see also bc program)
- 49.1. bc: Simple Math at the Shell Prompt
- calen program
- .calendar file, pcal using
: 48.9. PostScript Calendars with pcal
- calendar program : 48.4. Automatic Reminders and More: calendar
- sending one-line reminders : 40.11. Send Yourself Reminder Mail
- cancel command (System V)
: 43.2.1. System V Printing Commands
- "canonicalized" input lines : 41.2.1. How We Made It This Far (Back?)
- capability lines in termcap or terminfo files : 41.11. How termcap and terminfo Describe Terminals
- capitalization : (see case sensitivity)
- CAPS LOCK, typing without : 31.11. Typing in Uppercase Without CAPS LOCK
- caret : (see ^)
- carriage returns
- "canonicalized" input lines : 41.2.1. How We Made It This Far (Back?)
- case command
: 45.22. Handling Files Line-by-Line
- case sensitivity : 1.15. Filenames
- ispell program and
: 29.2. Check Spelling Interactively with ispell
- search patterns : 27.16. Faking Case-Insensitive Searches
- vi and ex editors and : 30.17. Capitalizing Every Word on a Line
- search patterns : 27.16. Faking Case-Insensitive Searches
- ispell program and
: 29.2. Check Spelling Interactively with ispell
- case statement
- 2.12. Automatic Setups for Different Terminals
- 44.5. Test String Values with Bourne Shell case
- advantages : 45.33. Testing Two Strings with One case Statement
- egrep expressions built : 48.2. Online Phone and Address Lists
- errors caused by : 46.1.4. Missing or Extra esac, ;;, fi, etc.
- examples
- 44.5. Test String Values with Bourne Shell case
- handling command-line arguments
: 44.17. Handling Arguments with while and shift
- in while loops : 44.17. Handling Arguments with while and shift
- pattern matching in : 44.6. Pattern Matching in case Statements
- test command compared to : 45.33. Testing Two Strings with One case Statement
- testing two strings using : 45.33. Testing Two Strings with One case Statement
- in while loops : 44.17. Handling Arguments with while and shift
- 2.12. Automatic Setups for Different Terminals
- cat command
- 1.2. Who Listens to What You Type?
- 13.2. One Argument with a cat Isn't Enough
- 25.2. Four Ways to Skin a cat
- 25.5. Page Through Compressed, RCS, Unprintable Files
- backslash character and : 8.6.1. Portability
- combining files : 8.4. Command Evaluation and Accidentally Overwriting Files
- -e option
- 13.2. One Argument with a cat Isn't Enough
- examples
- for loops combined with
: 45.16. Standard Input to a for Loop
- -n option : 25.21. Numbering Lines
- -s option : 25.11. crush: A cat that Skips all Blank Lines
- starting pipelines : 1.4. Using Pipes to Create a New Tool
- -t option : 25.6. What's in That White Space?
- -v option
- -n option : 25.21. Numbering Lines
- 1.2. Who Listens to What You Type?
- catman program, egrep versus
: 50.3. apropos on Systems Without apropos
- catsaway script : 52.4. Quick Descriptions of What's on the Disc
- examples : 44.10.2. Looping Until a Command Fails
- cbreak mode
- cbw program
: 22.17. Ways of Improving the Security of crypt
- cd command
- 3.4. Automatic File Cleanup
- 7.6. Session Information in Your Terminal's Status Line
- 14.3. What Good Is a Current Directory?
- (see also current directory)
- - option : 14.6. The Shells' pushd and popd Commands
- aliases for : 14.8. Quick cds with Aliases
- cdpath variable and : 14.5. Saving Time When You Change Directories: cdpath
- directory initials and : 14.9. cd by Directory Initials
- in subshells : 13.8. Using {list} to Group Bourne Shell Commands
- 7.6. Session Information in Your Terminal's Status Line
- 3.4. Automatic File Cleanup
- CD-ROM (with this book)
: 52.1. Introduction
- CD-ROM formats : 52.5.1. CD-ROM Formats
- :cdpath in csh : 14.5. Saving Time When You Change Directories: cdpath
- CDPATH environment variable : 14.5. Saving Time When You Change Directories: cdpath
- cdpath shell variable
- CD-ROM formats : 52.5.1. CD-ROM Formats
- center script
: 52.4. Quick Descriptions of What's on the Disc
- centering lines, awk script : 35.8. Centering Lines in a File
- cgrep script
- centering lines, awk script : 35.8. Centering Lines in a File
- cgrep.sed script
: 52.4. Quick Descriptions of What's on the Disc
- change command (ex) : 33.4. Useful ex Commands
- change times : 16.5. The Three UNIX File Times
- character codes in termcap and terminfo databases : 41.11.1. Special Character Codes
- character sets
- change command (ex) : 33.4. Useful ex Commands
- character strings
- grabbing
: 45.30. Grabbing Parts of a String
- parsing : 45.30. Grabbing Parts of a String
- testing : 45.33. Testing Two Strings with One case Statement
- testing using expr : 45.29. Testing Characters in a String with expr
- parsing : 45.30. Grabbing Parts of a String
- grabbing
: 45.30. Grabbing Parts of a String
- characters
- counting
: 29.6. Counting Lines, Words, and Characters: wc
- handling most : 41.2.2. Handling Most Characters
- nonprintable : (see special characters)
- sending repeated to terminals : 42.7. termtest: Send Repeated Characters to Terminal
- sent by special keys : 41.12. Finding Out What Characters Your Terminal's Special Keys Send
- special : (see special characters)
- handling most : 41.2.2. Handling Most Characters
- counting
: 29.6. Counting Lines, Words, and Characters: wc
- check command (SCCS)
: 20.13. SCCS Basics
- checksed script
- chgrp command
- child processes
- 38.3. Managing Processes: Overall Concepts
- 45.8. Handling Signals to Child Processes
- (see also processes)
- changes to environment of : 38.4. Subshells
- file descriptors given to : 45.20. Overview: Open Files and File Descriptors
- killing : 38.10. Destroying Processes with kill
- relationship to parent : 38.3. Managing Processes: Overall Concepts
- 45.8. Handling Signals to Child Processes
- 38.3. Managing Processes: Overall Concepts
- child signal
: 38.8. What Are Signals?
- CHLD (child) signal : 38.8. What Are Signals?
- chmod command
- CHLD (child) signal : 38.8. What Are Signals?
- 22.7. Using chmod to Change File Permission
- 52.4. Quick Descriptions of What's on the Disc
- = operator : 22.8. The Handy chmod = Operator
- described : 44.2. Writing a Simple Shell Program
- examples : 44.2. Writing a Simple Shell Program
- -R option
- 52.4. Quick Descriptions of What's on the Disc
- 22.7. Using chmod to Change File Permission
- chmod_edit script
: 52.4. Quick Descriptions of What's on the Disc
- chown command
- Christiansen, Tom : 13.2. One Argument with a cat Isn't Enough
- on C shell disadvantages
: 47.1. Why Not?
- on directory stacks : 47.5. Using C Shell Arrays
- on C shell disadvantages
: 47.1. Why Not?
- chsh command
: 2.16. Approved Shells: Using Unapproved Login Shell
- chunksort script
- ci command (RCS)
: 20.14. RCS Basics
- cleanup script
- cleanup.sed script
: 52.4. Quick Descriptions of What's on the Disc
- clear command
- clear screen function in terminal setup menu
: 42.4. Checklist for Resetting a Messed Up Terminal
- Clear script : 52.4. Quick Descriptions of What's on the Disc
- clear script : 41.9. Commands to Adjust Your Terminal
- clf script
- Clear script : 52.4. Quick Descriptions of What's on the Disc
- clf2 script
- clipboard, creating in terminal windows
: 48.3. A Scratchpad on Your Screen
- clock in UNIX
- close command (awk)
: 33.11.7. Alphabetical Summary of Commands
- closing
- file descriptors
: 47.2.1.3. Closing FDs
- files : 45.21. n>&m: Swap Standard Output and Standard Error
- file descriptors
: 47.2.1.3. Closing FDs
- clri command
: 23.13. Deleting Files with the Null Name
- ClrStatus script : 52.4. Quick Descriptions of What's on the Disc
- cls script
- ClrStatus script : 52.4. Quick Descriptions of What's on the Disc
- cls2 script
- cmd field
- in crontab entries : 40.12.1. Execution Scheduling
- cmp program
- co command (RCS)
: 20.14. RCS Basics
- col command
- colcrt command
: 43.18. How nroff Makes Bold and Underline; How to Remove It
- Collinson, Peter : 44.14. Putting awk, sed, etc., Inside Shell Scripts
- colrm command : 35.15. Cutting Columns with colrm
- Collinson, Peter : 44.14. Putting awk, sed, etc., Inside Shell Scripts
- advantages
: 45.30.2. Using echo with awk, colrm, or cut
- awk compared to : 45.30.2. Using echo with awk, colrm, or cut
- advantages
: 45.30.2. Using echo with awk, colrm, or cut
- cols script
: 52.4. Quick Descriptions of What's on the Disc
- columns
- formatting
: 35.14. Cutting Columns or Fields with cut
- selecting
- straightening
: 35.22. Straightening Jagged Columns
- totaling using addup : 49.7. Total a Column with addup
- formatting
: 35.14. Cutting Columns or Fields with cut
- comm command
- comma (,) in filenames
: 1.15. Filenames
- command
- resetting search table : 44.2. Writing a Simple Shell Program
- command characters
: (see special characters)
- command command : 8.11. Which One Will bash Use?
- command directories : 6.1. What Environment Variables Are Good For
- command interpreters
- command command : 8.11. Which One Will bash Use?
- command line
- advantages
: 9.1. What's Special About the UNIX Command Line
- aliases for arguments
- arguments
: 8.6. Output Command-Line Arguments
- changing path on : 8.7.2. Changing Path on the Command Line
- deleting on : 9.2. Fix a Line Faster with Line-Kill and Word-Erase
- editing : 11.13. Shell Command-Line Editing
- editing on : 11.1. The Lessons of History
- evaluating : 8.5. Command-Line Evaluation
- filenames on : 13.13. The "Filename" -
- interpreted by shell : 1.2. Who Listens to What You Type?
- parsing : 8.9. Wildcards Inside of Aliases
- reprinting : 9.3. Reprinting Your Command Line with CTRL-r
- saving to file : 1.5. Anyone Can Program the Shell
- as shell scripts : 44.2. Writing a Simple Shell Program
- submitting for execution at a later time : 40.3. The at Command
- too-long commands : 9.20. Too Many Files for the Command Line
- changing path on : 8.7.2. Changing Path on the Command Line
- advantages
: 9.1. What's Special About the UNIX Command Line
- "command not found" error message
: 50.12. Common UNIX Error Messages
- command runtimes
- averages of : 39.4. Average Command Runtimes with runtime
- command substitution
- in for loops
: 44.16. Handling Command-Line Arguments with a for Loop
- nested : 45.31. Nested Command Substitution
- in for loops
: 44.16. Handling Command-Line Arguments with a for Loop
- command-line arguments
- character limit
: 50.12. Common UNIX Error Messages
- counting : 44.15.2. With a Loop
- finding last : 45.14. Finding the Last Command-Line Argument
- for loops
- counting : 44.15.2. With a Loop
- in Bourne shell scripts
: 44.15. Handling Command-Line Arguments in Shell Scripts
- in Korn Shell scripts : 44.15. Handling Command-Line Arguments in Shell Scripts
- listing using expr : 45.30.1. Matching with expr
- parsing
- in Korn Shell scripts : 44.15. Handling Command-Line Arguments in Shell Scripts
- quoting
: 46.7. Quoting and Command-Line Parameters
- removing : 44.15.2. With a Loop
- saving original settings : 44.19. The Bourne Shell set Command
- setting : 44.19. The Bourne Shell set Command
- starting with - (minus) : 44.16. Handling Command-Line Arguments with a for Loop
- unsetting : 45.15. How to Unset all Command-Line Parameters
- removing : 44.15.2. With a Loop
- character limit
: 50.12. Common UNIX Error Messages
- commands
- 1.4. Using Pipes to Create a New Tool
- (see also under specific command name)
- aliases for : 8.8. A Directory for Commands You Shouldn't Run
- ampersand (&) character at the end of : 38.3. Managing Processes: Overall Concepts
- awk utility : 33.11.6. Group Listing of awk Commands
- background
- (see also under specific command name)
- banner
: 43.11. Big Letters: banner
- Berkeley printing commands : 43.2.2. Berkeley Printing Commands
- blocked processes : 39.12.3. The I/O Subsystem
- built-in
- Berkeley printing commands : 43.2.2. Berkeley Printing Commands
- col
: 43.18. How nroff Makes Bold and Underline; How to Remove It
- colcrt : 43.18. How nroff Makes Bold and Underline; How to Remove It
- combining : 13.7.1. Combining Several Commands
- command substitution : 9.16. Command Substitution
- custom : (see custom commands)
- displaying running : 39.6. lastcomm: What Commands Are Running and How Long Do They Take?
- Emacs command completion : 32.6. Command Completion
- ex editor : 33.4. Useful ex Commands
- exit status : 44.7. Exit Status of UNIX Processes
- finding : 16.10. findcmd: Find a Command in Your Search Path
- fold : 43.8. Fixing Margins with pr and fold
- for adjusting terminals : 41.9. Commands to Adjust Your Terminal
- history of : (see history of command)
- how to issue terminals : 41.11. How termcap and terminfo Describe Terminals
- in .logout file : 3.1. Running Commands When You Log Out
- multiline : 9.13. Multiline Commands, Secondary Prompts
- multiple, while loops using : 45.19. A while Loop with Several Loop Control Commands
- naming : 44.21. Picking a Name for a New Command
- numeric returns : 44.7. Exit Status of UNIX Processes
- pr
- colcrt : 43.18. How nroff Makes Bold and Underline; How to Remove It
- printed in parentheses in ps output
: 38.7. Why ps Prints Some Commands in Parentheses
- printing
- System V : 43.2.1. System V Printing Commands
- recalling
: (see history of command)
- redefining with aliases : 10.2.3. Setting Aliases Automatically, Unsetting Aliases
- repeating
- redefining with aliases : 10.2.3. Setting Aliases Automatically, Unsetting Aliases
- RETURN key not used with
: 45.32. A Better read Command: grabchars
- running a series of : 11.9. Running a Series of Commands on a File
- running at login : 2.2.2. C Shell
- running by typing a single character : 42.4. Checklist for Resetting a Messed Up Terminal
- running number of them and averaging : 39.4. Average Command Runtimes with runtime
- running on compressed files : 24.10. zloop: Run a Command on Compressed Files
- sed editor : 43.21. Preprocessing troff Input with sed
- shell interpretation of : 8.1. What the Shell Does
- storing : 4.9. Setting Up vi with the .exrc File
- with temporarily different environment : 6.10. Running a Command with a Temporarily Different Environment
- throwaway scripts for : 9.15. Throwaway Scripts for Complicated Commands
- too long for command line : 9.20. Too Many Files for the Command Line
- typing at the shell prompt : 38.3. Managing Processes: Overall Concepts
- ul : 43.18. How nroff Makes Bold and Underline; How to Remove It
- versions : 44.1. Everyone Should Learn Some Shell Programming
- writing manual pages for
- running a series of : 11.9. Running a Series of Commands on a File
- 1.4. Using Pipes to Create a New Tool
- commenting
- Bourne shell scripts
: 44.2. Writing a Simple Shell Program
- ease of use : 44.14. Putting awk, sed, etc., Inside Shell Scripts
- examples : 44.14. Putting awk, sed, etc., Inside Shell Scripts
- in termcap or terminfo files : 41.11. How termcap and terminfo Describe Terminals
- starting with # (pound) : 45.2. The Story of : # #!
- starting with : : 45.9. The Unappreciated Bourne Shell ":" Operator
- starting with : (colon) : 45.2. The Story of : # #!
- ease of use : 44.14. Putting awk, sed, etc., Inside Shell Scripts
- Bourne shell scripts
: 44.2. Writing a Simple Shell Program
- communication parameters, changing on the fly
: 42.1. Making Sense Out of the Terminal Mess
- communications utilities : 1.33. UNIX Networking and Communications
- comparing
- communications utilities : 1.33. UNIX Networking and Communications
- directory trees
: 16.22. Comparing Two Directory Trees with dircmp
- editing and : 28.9. ex Scripts Built by diff
- filenames : 16.23. Comparing Filenames in Two Directory Trees
- files : 18.9. Renaming, Copying, or Comparing a Set of Files
- editing and : 28.9. ex Scripts Built by diff
- bdiff command
: 28.7. diff for Very Long Files: bdiff
- cmp program : 28.11. cmp and diff
- comm command : 28.12. Comparing Two Files with comm
- diff command
- cmp program : 28.11. cmp and diff
- diff3 script
: 28.2. Comparing Three Different Versions with diff3
- diffmk command : 28.15. Show Changes in a troff File with diffmk
- make utility for : 28.13. make Isn't Just for Programmers!
- sdiff command
- diffmk command : 28.15. Show Changes in a troff File with diffmk
- twin program : 28.5. Comparing Files Alongside One Another
- bdiff command
: 28.7. diff for Very Long Files: bdiff
- word counts : 29.6. Counting Lines, Words, and Characters: wc
- directory trees
: 16.22. Comparing Two Directory Trees with dircmp
- competion, filename
: 11.13. Shell Command-Line Editing
- compilation process
- compiling programs
: 52.8.2. Compiling Source Code
- complete shell variable : 6.9. Special C Shell Variables
- completion, filename : 9.8. Filename Completion: Faster Filename Typing
- compress utility : 24.7. Compressing Files to Save Space
- compressed files
- complete shell variable : 6.9. Special C Shell Variables
- 1.17. Filename Extensions
- 24.7. Compressing Files to Save Space
- editing : 24.11. Edit Compressed Files with zvi, zex, and zed
- in entire directory tree
- 24.7. Compressing Files to Save Space
- paging through
: 25.5. Page Through Compressed, RCS, Unprintable Files
- running commands on : 24.10. zloop: Run a Command on Compressed Files
- whitespace and : 24.6. Save Space with Tab Characters
- running commands on : 24.10. zloop: Run a Command on Compressed Files
- 1.17. Filename Extensions
- compressor script
: 21.5. What Good Is a File's Last Access Time?
- conditional expressions : (see expressions, conditional)
- configuration files
- conditional expressions : (see expressions, conditional)
- configure shell script
: 52.8.2.6. An Easy Build
- configuring terminals
- conserving disk space
: (see disk space)
- CONT (continue) signal : 38.8. What Are Signals?
- continue command (awk) : 33.11.7. Alphabetical Summary of Commands
- continue signal : (see CONT (continue) signal)
- control characters : 41.11.1. Special Character Codes
- CONT (continue) signal : 38.8. What Are Signals?
- Emacs and
: 32.10. Inserting Binary Characters into Files
- ex and vi editors and : 31.6. Protecting Keys from Interpretation by ex
- in scripts : 45.35. Using a Control Character in a Script
- storing : 51.6. Cleaning script Files
- ex and vi editors and : 31.6. Protecting Keys from Interpretation by ex
- Emacs and
: 32.10. Inserting Binary Characters into Files
- control characters, echoing in BSD
: 41.5. Why Some Systems Backspace over Prompts
- control echo : 41.2.3. What About TABs?
- controlling process : 38.3. Managing Processes: Overall Concepts
- controlling terminal : 38.6. The Controlling Terminal
- conversion, base
- control echo : 41.2.3. What About TABs?
- cvtbase used for
: 49.5. Base Conversion Using cvtbase
- problems : 49.3. Gotchas in Base Conversion
- cvtbase used for
: 49.5. Base Conversion Using cvtbase
- conversion, binary
- bc program used for : 49.2. bc: Hexadecimal or Binary Conversion
- conversion, hexadecimal
- bc program used for : 49.2. bc: Hexadecimal or Binary Conversion
- cooked mode
: 41.2.1. How We Made It This Far (Back?)
- Cooper, Michael : 5.5. Querying Your Terminal Type: qterm
- COPTS declaration line
- Cooper, Michael : 5.5. Querying Your Terminal Type: qterm
- -I option : 52.8.2.8. The make Program
- copy command (ex)
: 33.4. Useful ex Commands
- copying
- directory trees
: 18.15. Copying Directory Trees with cp -r
- files
- files to different directories
: 45.25. Shell Scripts On-the-Fly from Standard Input
- links : 18.15. Copying Directory Trees with cp -r
- permissions : 22.16. Copying Permissions with cpmod
- text, in vi : 30.8. Get Back What You Deleted with Numbered Buffers
- links : 18.15. Copying Directory Trees with cp -r
- directory trees
: 18.15. Copying Directory Trees with cp -r
- core dumps : 24.5. Limiting File Sizes
- made by QUIT signal : 38.9. Killing Foreground Jobs
- cos command (awk)
: 33.11.7. Alphabetical Summary of Commands
- count.it script
- count_types script
: 52.4. Quick Descriptions of What's on the Disc
- counting occurrences : 30.16. Counting Occurrences; Stopping Search Wraps
- counting text elements : 29.6. Counting Lines, Words, and Characters: wc
- counting occurrences : 30.16. Counting Occurrences; Stopping Search Wraps
- wordfreq script : 29.7. Count How Many Times Each Word Is Used
- cp command
- 1.33. UNIX Networking and Communications
- 52.4. Quick Descriptions of What's on the Disc
- (see also rcp command)
- -b option : 21.11. Safer Removing, Moving, and Copying
- -i option : 21.11. Safer Removing, Moving, and Copying
- -p option : 22.21. How to Change File Ownership Without chown
- -r option : 18.15. Copying Directory Trees with cp -r
- 52.4. Quick Descriptions of What's on the Disc
- 1.33. UNIX Networking and Communications
- cpio command : 19.9. A System V Tape Archiver: cpio
- -d option
: 19.9. A System V Tape Archiver: cpio
- -i option : 19.9. A System V Tape Archiver: cpio
- -o option : 19.9. A System V Tape Archiver: cpio
- -v option : 19.9. A System V Tape Archiver: cpio
- -i option : 19.9. A System V Tape Archiver: cpio
- -d option
: 19.9. A System V Tape Archiver: cpio
- cpmod
: 52.4. Quick Descriptions of What's on the Disc
- cpmod utility : 22.16. Copying Permissions with cpmod
- CPU contention
- cpmod utility : 22.16. Copying Permissions with cpmod
- measuring : 39.12.1. The CPU
- CPU system time
: 39.3. The csh time variable
- CPU time
- 39.2. Timing Programs
- 39.5. Why Is the System So Slow?
- as percentage of elapsed time : 39.3. The csh time variable
- 39.5. Why Is the System So Slow?
- 39.2. Timing Programs
- CPU user time
: 39.3. The csh time variable
- cron command : 40.12.1. Execution Scheduling
- cron daemon : 40.12.1. Execution Scheduling
- cron jobs
- cron command : 40.12.1. Execution Scheduling
- environment of
: 40.12. Periodic Program Execution: The cron Facility
- including standard input within : 40.14. Including Standard Input Within a cron Entry
- schedule : 40.12.1. Execution Scheduling
- including standard input within : 40.14. Including Standard Input Within a cron Entry
- environment of
: 40.12. Periodic Program Execution: The cron Facility
- cron system
: 40.12.1. Execution Scheduling
- crontab command
- crontab command:script
: 52.4. Quick Descriptions of What's on the Disc
- crontab entries : 40.12.1. Execution Scheduling
- adding
: 40.13. Adding crontab Entries
- editing : 40.13. Adding crontab Entries
- example : 40.12.1. Execution Scheduling
- removing : 40.13. Adding crontab Entries
- editing : 40.13. Adding crontab Entries
- adding
: 40.13. Adding crontab Entries
- crontab files
- adding calendar information to
: 48.4.3. Automating Your Own Calendar
- personal : 40.5. Avoiding Other at and cron Jobs
- adding calendar information to
: 48.4.3. Automating Your Own Calendar
- "cross-device link" error message
: 50.12. Common UNIX Error Messages
- crush script
- Crypt Breaker's Workbench program
: 22.17. Ways of Improving the Security of crypt
- crypt utility : 22.17. Ways of Improving the Security of crypt
- csh : (see C shell)
- csh command name : 42.2.5. Aborting Programs
- .csh filename extension : 1.17. Filename Extensions
- csh time variable
- crypt utility : 22.17. Ways of Improving the Security of crypt
- csh_init : 52.4. Quick Descriptions of What's on the Disc
- on PowerTools disk
- csh_logout
: 52.4. Quick Descriptions of What's on the Disc
- .cshrc file
- 2.2.2. C Shell
- 2.5.1. Quick Login
- 2.7. C Shell Setup Files Aren't Read When You Want Them to Be?
- 2.9. Speeding Up Your C Shell with set prompt Test
- # in : 10.2.1. Simple Aliases
- creating multiline prompt : 7.11. dirs in Your Prompt: Better than $cwd
- if statements in : 47.3. Conditional Statements with if
- prompt setting
- 2.5.1. Quick Login
- setting search path
: 8.7.1. Setting Path in Shell Setup Files
- SHLVL environment variable : 7.9. Show Subshell Level with $SHLVL
- symlinks workaround : 14.13. Which Directory Am I in, Really?
- SHLVL environment variable : 7.9. Show Subshell Level with $SHLVL
- 2.2.2. C Shell
- .cshrc.$HOST file
: 2.13. A .cshrc.$HOST File for Per Host Setup
- CSHRC_READ variable : 2.10. Gotchas in set prompt Test
- csplit program
- CSHRC_READ variable : 2.10. Gotchas in set prompt Test
- ctags command
: 30.28. Keep Track of Functions and Included Files with ctags and tags
- ctime, defined : 16.5. The Three UNIX File Times
- CTRL -\(to quit)
- ctime, defined : 16.5. The Three UNIX File Times
- CTRL key : 5.8. Terminal Escape Sequences
- specifying with stty command : 5.9. Setting Your Erase, Kill, and Interrupt Characters
- CTRL-/ command
: 38.9. Killing Foreground Jobs
- CTRL-c command
- CTRL-d command
- 2.5.1. Quick Login
- 3.5. Stop Accidental C Shell Logouts
- 41.2.1. How We Made It This Far (Back?)
- flushing the input buffer : 41.7. Reading Verrrry Long Lines from the Terminal
- to end scripts : 51.5. Copy What You Do with script
- typing command lines in at : 40.3. The at Command
- 3.5. Stop Accidental C Shell Logouts
- 2.5.1. Quick Login
- CTRL-h command
: 41.2.2. Handling Most Characters
- CTRL-j command : 42.4. Checklist for Resetting a Messed Up Terminal
- CTRL-l command : 42.5. Checklist: Screen Size Messed Up?
- CTRL-m character
- CTRL-j command : 42.4. Checklist for Resetting a Messed Up Terminal
- CTRL-q command : 41.2.4. Flow Control (We Hope)
- killing processes
: 38.15. Cleaning Up an Unkillable Process
- restarting output : 42.2.1. Output Stopped?
- killing processes
: 38.15. Cleaning Up an Unkillable Process
- CTRL-r (reprint) character
: 9.3. Reprinting Your Command Line with CTRL-r
- CTRL-s command : 41.2.4. Flow Control (We Hope)
- stopping output : 42.2.1. Output Stopped?
- CTRL-u (line-kill) character
: 9.2. Fix a Line Faster with Line-Kill and Word-Erase
- CTRL-w (word-erase) character : 9.2. Fix a Line Faster with Line-Kill and Word-Erase
- CTRL-x (line-kill) character : 9.2. Fix a Line Faster with Line-Kill and Word-Erase
- CTRL-z command
- CTRL-w (word-erase) character : 9.2. Fix a Line Faster with Line-Kill and Word-Erase
- 1.28. Some Gotchas with Background Processing
- 12.1.1. Foreground and Background
- 38.8. What Are Signals?
- putting jobs in background : 42.2.3. Program Waiting for Input?
- stopping a subshell : 38.4. Subshells
- used during sourcing : 47.2.2.1. Built-Ins
- 12.1.1. Foreground and Background
- 1.28. Some Gotchas with Background Processing
- CTS (Clear to Send)
: 41.2.4. Flow Control (We Hope)
- cur function : 10.9. Shell Functions
- curly braces : (see { })
- curly quotes : 43.21. Preprocessing troff Input with sed
- current directory
- cur function : 10.9. Shell Functions
- 1.21. Making Pathnames
- 6.3. Predefined Environment Variables
- 7.11. dirs in Your Prompt: Better than $cwd
- 10.9. Shell Functions
- 14.13. Which Directory Am I in, Really?
- 38.3. Managing Processes: Overall Concepts
- advantages : 14.3. What Good Is a Current Directory?
- finding : 14.4. How Does UNIX Find Your Current Directory?
- 6.3. Predefined Environment Variables
- 1.21. Making Pathnames
- current job
: 12.3. The "Current Job" Isn't Always What You Expect
- custom commands
- advantages of
: 1.4. Using Pipes to Create a New Tool
- directories : 1.10. Internal and External Commands
- advantages of
: 1.4. Using Pipes to Create a New Tool
- custom shells
: 2.1. Customizing the Shell
- customizing
- Emacs searching
: 32.8. Rational Searches
- grep commands : 27.12. Make Custom grep Commands (etc.) with perl
- keys : (see key definitions)
- grep commands : 27.12. Make Custom grep Commands (etc.) with perl
- Emacs searching
: 32.8. Rational Searches
- cut command
- 35.14. Cutting Columns or Fields with cut
- 52.4. Quick Descriptions of What's on the Disc
- advantages : 45.30.2. Using echo with awk, colrm, or cut
- awk compared to : 45.30.2. Using echo with awk, colrm, or cut
- as filter in index program : 48.12. Using index with a Filter
- 52.4. Quick Descriptions of What's on the Disc
- 35.14. Cutting Columns or Fields with cut
- cvtbase program
- cw script
: 22.10. cx, cw, c-w: Quick File Permission Changes
- cwd shell variable
- cx script : 22.10. cx, cw, c-w: Quick File Permission Changes
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