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Index: A

• filename extension : Filename Extensions
• abbreviations
• • Emacs editor : Using Word Abbreviation Mode
  • in pathnames : Making Pathnames
  • vi and ex editors
  • • vi Word Abbreviation
    • Good Stuff for Your .exrc File
• absolute pathnames
• • Approved Shells: Using Unapproved Login Shell
  • Using Relative and Absolute Pathnames
  • Stale Symbolic Links
  • archiving with : GNU tar Sampler
  • in configuration files : Use Absolute Pathnames in Shell Setup Files
  • getting : Find All Command Versions with whereiz
  • on #include line : Functions, Libraries, and Header Files
  • tar command and : Avoid Absolute Paths with tar
• access
• • last file access time : What Good Is a File's Last Access Time?
  • modes for : Making Directories Made Easier
  • permissions
  • • File Access Permissions
    • Access to Directories
  • read-only : (see read-only files)
  • times : The Three UNIX File Times
• accidental file deletion : (see deleting files)
• accidental logouts : Stop Accidental C Shell Logouts
• address databases
• • created using awk : Working with Names and Addresses
  • index program for creating : The index Database Program
• address lists, creating : Online Phone and Address Lists
• addup script
• • Counting Lines, Words, and Characters: wc
  • Total a Column with addup
  • Quick Descriptions of What's on the Disc
  • awk script : Total a Column with addup
  • examples : Total a Column with addup
  • grep -c : Total a Column with addup
  • lastcomm command : Total a Column with addup
  • sed editor : Total a Column with addup
• age_files script
• • Listing Files by Age and Size
  • Quick Descriptions of What's on the Disc
• aggregate transfer rate : The I/O Subsystem
• agrep script
• • glimpse and agrep
  • New greps Are Much Faster
  • Compound Searches
  • Quick Descriptions of What's on the Disc
• aliases
• • arguments for : Shell Aliases with Command-Line Arguments
  • for cd command
  • • Session Information in Your Terminal's Status Line
    • Quick cds with Aliases
  • command file and : Second Alias and Command File
  • for commands
  • • Directory for Commands You Shouldn't Run
    • Aliases for Common Commands
  • in .cshrc file : Setting Aliases Automatically, Unsetting Aliases
  • examples : Picking a Name for a New Command
  • inside the ($?prompt) test : Gotchas in set prompt Test
  • for ls command
  • • ls Shortcuts: ll, lf, lg, etc.
    • Useful ls Aliases
  • for pushd command : Nice Aliases for pushd
  • quoting : Shell Aliases with Command-Line Arguments
  • recursive : Avoiding C Shell Alias Loops
  • setprompt : dirs in Your Prompt: Better than $cwd
  • shell functions and : Shell Functions
  • simulated shell functions and : Simulated Bourne Shell Functions and Aliases
  • for terminals : How termcap and terminfo Describe Terminals
  • with wildcards : Wildcards Inside of Aliases
  • word vectors and : Which One Will the C Shell Use?
• alphanumeric character)) : Matching All "Dot Files" with Wildcards
• am capability : How termcap and terminfo Describe Terminals
• ampersand : (see &)
• anchors
• • Using Metacharacters in Regular Expressions
  • The Anchor Characters: ^ and $
• angle brackets : (see <, >)
• anonymous ftp
• • Here Documents
  • FTPMAIL
  • (see ftp program)
• append command (ex) : Useful ex Commands
• apropos command : The apropos Command
• • alternatives to
  • • apropos on Systems Without apropos
    • Searching Online Manual Pages
    • Reading a Permuted Index
  • examples : The apropos Command
  • man -k compared to : The apropos Command
  • support for
  • • The apropos Command
    • apropos on Systems Without apropos
  • whatis compared to : whatis: One-Line Command Summaries
• archive file (library) extension : Filename Extensions
• archives : Packing Up and Moving
• • copying to another directory : System V Tape Archiver: cpio
  • cpio : System V Tape Archiver: cpio
  • extracting files from : Extracting Files from a Compressed Archive
  • RCS and SCCS : Protecting Files with SCCS or RCS
  • shell : (see shell archives)
  • System V archiver : System V Tape Archiver: cpio
  • tar archives
  • • Using tar to Create and Unpack Archives
    • GNU tar Sampler
    • Telling tar Which Files to Exclude or Include
  • tar utility and : (see tar command)
  • unarchiving : unshar: Unarchive a Shell Archive
• arguments
• • aliases for
  • • Using More Complex Aliases
    • Shell Aliases with Command-Line Arguments
  • character limit : Common UNIX Error Messages
  • command-line : (see command-line arguments)
  • filenames in : Quoting Handles Special Characters in Filenames
  • grabbing from previous command lines : My Favorite Is !:n*
  • iterating shell variables over : Quoting and Command-Line Parameters
  • maximum allowable : Handle Too-Long Command Lines with xargs
  • passed to scripts : Anyone Can Program the Shell
  • passing : Quoting and Command-Line Parameters
  • passing to kernel : File That Shows Itself... and What #! Does
  • for shell variables : Multiline Quoting
• "Arguments too long" error : Workaround for "Arguments too long" Error
• "arguments too long" error : Common UNIX Error Messages
• • error : Too Many Files for the Command Line
• arguments, reading : Is It "2>&1 file" or "> file 2>&1"? Why?
• argv
• • examples : Variables
  • variables set to : Quoting and Command-Line Parameters
• arithmetic operators : (see operators, arithmetic)
• arrays
• • Arrays in the Bourne Shell
  • (see also under specific array names)
  • advantages : Using C Shell Arrays
  • awk utility and : Variables and Array Assignments
  • in Bourne shells : Arrays in the Bourne Shell
  • in C shells : Using C Shell Arrays
  • directory stacks in : Using C Shell Arrays
  • setting : Using C Shell Arrays
  • simulating using eval : Arrays in the Bourne Shell
  • word lists compared to : Using C Shell Arrays
• arrow keys, mapping in vi : Text-Input Mode Maps
• ASCII characters
• • decimal conversion : The Multipurpose jot Command
  • in escape sequences : Terminal Escape Sequences
  • getting values : ASCII Characters: Listing and Getting Values
  • listing : ASCII Characters: Listing and Getting Values
  • in shell programs : Anyone Can Program the Shell
• ASCII file : ASCII Characters: Listing and Getting Values
• • filename extension : Filename Extensions
• ascii script : Quick Descriptions of What's on the Disc
• ASCII terminals : Making Sense Out of the Terminal Mess
• Assembly language code extension : Filename Extensions
• associative arrays : Counting Files by Types
• asterisk : (see *)
• at command
• • Off-Peak Job Submission
  • The at Command
  • -c option : Choosing the Shell Run (We Hope) by at
  • -l option
  • • Avoiding Other at and cron Jobs
    • Checking and Removing Jobs
  • -r option : Checking and Removing Jobs
  • -s option : Choosing the Shell Run (We Hope) by at
• at jobs
• • adding calendar information to : Automating Your Own Calendar
  • automatically restarting : Automatically Restarting at Jobs
  • making quiet : Making Your at Jobs Quiet
• at sign : (see @)
• AT variable : Gotchas in set prompt Test
• atan2 command (awk) : Alphabetical Summary of Commands
• atq command : Avoiding Other at and cron Jobs
• • reporting jobs in queue : Checking and Removing Jobs
• atrm command : Checking and Removing Jobs
• automargin capability : How termcap and terminfo Describe Terminals
• automatic
• • directory setup : Automatic Setup When You Enter/Exit a Directory
  • file cleanup : Automatic File Cleanup
  • history file (csh) : Shell
  • passwd command use : Automating /bin/passwd
  • setting aliases : Setting Aliases Automatically, Unsetting Aliases
  • temporary files : Automatic Temporary Files with !
  • unique filename generation : Picking a Unique Filename Automatically
  • updating of file printouts : Keep File Printouts Up-to-Date Automatically with make
• autonice time : Changing a Job's Priority Under BSD UNIX
• autowrapping terminals : Checklist: Screen Size Messed Up?
• autowrite : Safer vi Filter-Throughs
• • job control and : Job Control and autowrite: Real Time Savers!
• averages of command runtimes : Average Command Runtimes with runtime
• awf text formatter
• • Don't Have nroff? Try gnroff or awf
  • Quick Descriptions of What's on the Disc
• "awk: bailing out near line #" error message : Common UNIX Error Messages
• awk utility
• • Counting Files by Types
  • Extended Regular Expressions
  • Quick Reference: awk
  • Common UNIX Error Messages
  • (see also nawk utility)
  • addup script using : Total a Column with addup
  • advantages/disadvantages : Using echo with awk, colrm, or cut
  • array support : Arrays in the Bourne Shell
  • arrays and : Variables and Array Assignments
  • centering lines : Centering Lines in a File
  • colrm compared to : Using echo with awk, colrm, or cut
  • commands, list of : Group Listing of awk Commands
  • cut compared to : Using echo with awk, colrm, or cut
  • editing scripts : Power Tools for Editing
  • errors caused by : Quoting Trouble? Think, Then Use echo
  • eval compared to : Putting awk, sed, etc., Inside Shell Scripts
  • examples
  • • Putting awk, sed, etc., Inside Shell Scripts
    • Quoting Trouble? Think, Then Use echo
  • -f option
  • • Don't Need a Shell for Your Script? Don't Use One
    • Fun with #!
  • operators : Operators
  • patterns : Patterns and Procedures
  • procedures : Procedures
  • script errors : Common UNIX Error Messages
  • searching columns : Finding a Character in a Column
  • straightening columns : Straightening Jagged Columns
  • tbl, nroff as alternatives : Using index with a Filter
  • variables
  • • awk System Variables
    • Variables and Array Assignments
  • version history : Versions of awk

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