Advanced Bash−Scripting Guide

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Advanced Bash−Scripting Guide 'T' Not Executable, Tacky Followed by an access indicator Haven't tested this one, it may be the eleventh character or it may generate another field ' ' No alternate access '+' Alternate access LSfieldsDoc ListDirectory() { local −a T local −i of=0 # Default return in variable # OLD_IFS=$IFS # Using BASH default ' \t\n' case "$#" in 3) case "$1" in −of) of=1 ; shift ;; * ) return 1 ;; esac ;; 2) : ;; # Poor man's "continue" *) return 1 ;; esac # NOTE: the (ls) command is NOT quoted (") T=( $(ls −−inode −−ignore−backups −−almost−all −−directory \ −−full−time −−color=none −−time=status −−sort=none \ −−format=long $1) ) } case $of in # Assign T back to the array whose name was passed as $2 0) eval $2=$ \"\$\{T\[@\]\}\" $ ;; # Write T into filename passed as $2 1) echo "${T[@]}" > "$2" ;; esac return 0 # # # # # Is that string a legal number? # # # # # # # IsNumber "Var" # # # # # There has to be a better way, sigh... IsNumber() { local −i int if [ $# −eq 0 ] then return 1 else (let int=$1) 2>/dev/null return $? # Exit status of the let thread fi } # # # # # Index Filesystem Directory Information # # # # # # # IndexList "Field−Array−Name" "Index−Array−Name" # or # IndexList −if Field−Array−Filename Index−Array−Name # IndexList −of Field−Array−Name Index−Array−Filename Appendix A. Contributed Scripts 398
Advanced Bash−Scripting Guide # IndexList −if −of Field−Array−Filename Index−Array−Filename # # # # # :
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Advanced Bash−Scripting Guide An
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Advanced Bash−Scripting Guide Tab
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Advanced Bash−Scripting Guide Tab
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Chapter 1. Why Shell Programming? A
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Chapter 2. Starting Off With a Sha
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Advanced Bash−Scripting Guide Eac
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Chapter 3. Special Characters Speci
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Advanced Bash−Scripting Guide \ /
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Advanced Bash−Scripting Guide * ?
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Advanced Bash−Scripting Guide ech
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Advanced Bash−Scripting Guide ASC
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# Sometimes, though, you get: # 11
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The "−" can be used to pipe stdou
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change the behavior of the terminal
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Chapter 4. Introduction to Variable
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Advanced Bash−Scripting Guide Exa
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Advanced Bash−Scripting Guide MIN
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The shift command reassigns the pos
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Example 5−1. Echoing Weird Variab
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(cd /source/directory && tar cf −
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true # the "true" builtin. echo "ex
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Advanced Bash−Scripting Guide Thi
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Advanced Bash−Scripting Guide if
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if [[ −e $file ]] then echo "Pass
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Advanced Bash−Scripting Guide −
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7.3. Comparison operators (binary)
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Example 7−5. arithmetic and strin
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Chapter 8. Operations and Related T
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Advanced Bash−Scripting Guide ! ^
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Advanced Bash−Scripting Guide let
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Part 3. Beyond the Basics Table of
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$EDITOR the default editor invoked
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Advanced Bash−Scripting Guide (Th
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Advanced Bash−Scripting Guide #!/
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Example 9−2. Timed Input Advanced
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Advanced Bash−Scripting Guide fi
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echo 'IFS=":", using "$@"' c=0 for
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Advanced Bash−Scripting Guide #+
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Advanced Bash−Scripting Guide use
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echo '${var1#$pattern1} =' "${var1#
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t=${path_name%/*.*} # Same effect a
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Advanced Bash−Scripting Guide The
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Advanced Bash−Scripting Guide exi
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Advanced Bash−Scripting Guide don
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Advanced Bash−Scripting Guide thr
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Advanced Bash−Scripting Guide cou
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Chapter 10. Loops and Branches Oper
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Advanced Bash−Scripting Guide # T
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Advanced Bash−Scripting Guide OUT
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As is the case with for/in loops, p
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This construct tests for a conditio
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Advanced Bash−Scripting Guide ###
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# Accept upper or lowercase input.
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Advanced Bash−Scripting Guide a=`
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# May need to also press ENTER if a
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Advanced Bash−Scripting Guide let
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Advanced Bash−Scripting Guide ret
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Advanced Bash−Scripting Guide Com
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Advanced Bash−Scripting Guide ena
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cat, tac # Burn the CDR. cdrecord
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Advanced Bash−Scripting Guide 12.
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exit $E_CHANGED_MIND ;; *) echo "De
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The multiplication operator must be
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echo Number of digits at the beginn
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Outputs very verbose timing statist
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This line occurs three times. This
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# List all the users in /etc/passwd
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Advanced Bash−Scripting Guide # r
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Advanced Bash−Scripting Guide gre
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The −d option deletes a range of
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# Delete CR and write to new file.
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Advanced Bash−Scripting Guide gzi
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Advanced Bash−Scripting Guide # S
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Advanced Bash−Scripting Guide pre
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Advanced Bash−Scripting Guide che
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Advanced Bash−Scripting Guide No
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mailto Similar to the mail command,
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Advanced Bash−Scripting Guide int
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Advanced Bash−Scripting Guide cas
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Advanced Bash−Scripting Guide Mos
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Advanced Bash−Scripting Guide 2 3
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Advanced Bash−Scripting Guide To
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Advanced Bash−Scripting Guide m4
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Advanced Bash−Scripting Guide who
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Advanced Bash−Scripting Guide car
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Advanced Bash−Scripting Guide net
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Advanced Bash−Scripting Guide pst
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[ ${NETWORKING} = "no" ] && exit 0
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chroot Advanced Bash−Scripting Gu
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Advanced Bash−Scripting Guide bas
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Advanced Bash−Scripting Guide ' c
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Advanced Bash−Scripting Guide Not
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Chapter 15. Arithmetic Expansion Ar
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# Saves stdin. Advanced Bash−Scri
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Advanced Bash−Scripting Guide 16.
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Chapter 17. Here Documents A here d
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Advanced Bash−Scripting Guide Fil
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Example 17−11. A self−documenti
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Part 4. Advanced Topics At this poi
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Advanced Bash−Scripting Guide lit
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"Sed & Awk", by Dougherty and Robbi
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Chapter 20. Subshells Running a she
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Advanced Bash−Scripting Guide fi
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Advanced Bash−Scripting Guide exe
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Advanced Bash−Scripting Guide f1
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# Range: 0 − 200 # It's crude, bu
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Advanced Bash−Scripting Guide alt
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# grep PATTERN /etc/passwd | awk
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Advanced Bash−Scripting Guide # Y
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Chapter 25. List Constructs The "an
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# AND LIST executes on true, OR LIS
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echo ${colors[$index]} let "index =
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# Replace all matching wildcarded s
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Advanced Bash−Scripting Guide Cop
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fi let "t += $i " Primes[t]=$NON_PR
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Advanced Bash−Scripting Guide # =
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# −−−−−−−−− # 1)
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Chapter 28. /dev and /proc A Linux
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Advanced Bash−Scripting Guide net
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Advanced Bash−Scripting Guide # A
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Chapter 30. Debugging The Bash shel
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4. Advanced Bash−Scripting Guide
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Advanced Bash−Scripting Guide whi
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Chapter 31. Options Options are set
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Chapter 32. Gotchas Turandot: Gli e
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command1 2> − | command2 # Trying
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echo "one two three" | read a b c #
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Chapter 33. Scripting With Style Ge
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Advanced Bash−Scripting Guide See
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Advanced Bash−Scripting Guide # i
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Advanced Bash−Scripting Guide tpu
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#!/bin/bash # color−echo.sh: Echo
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Page 359 and 360: # agram.sh: Playing games with anag
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Page 369 and 370: Bibliography Edited by Peter Dennin
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Page 373 and 374: Mark Komarinski's Printing−Usage
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Page 389 and 390: let "row = $r" # Count center row o
Page 391 and 392: next_gen "$Cur" let "generation +=
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Page 403: # ListDirectory "FileGlob" "Field
Page 407 and 408: The md5sum program is documented as
Page 409 and 410: Note: 'mount −l' does return the
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Page 413 and 414: Appendix B. A Sed and Awk Micro−P
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Page 419 and 420: Appendix D. A Detailed Introduction
Page 421 and 422: Appendix E. Localization Localizati
Page 423 and 424: Appendix F. History Commands The Ba
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Page 435 and 436: Appendix H. Converting DOS Batch Fi
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Page 439 and 440: Appendix I. Exercises I.1. Analyzin
Page 441 and 442: Lottery Numbers One type of lottery
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Page 449 and 450: [33] This is actually a script adap
Page 451 and 452: # Thanks to Stephane Chazelas for p
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