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Linux Shell Scripting Tutorial

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shell programming by showing some examples of shell programs. Its not help or ... Before Starting Linux Shell Script. Programming you must know ...

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Linux Shell Scripting TutorialPage 1Linux Shell Scripting Tutorial Ver. 1.0Written by Vivek G GiteI N D E XIntroductionKernelr Shellr How to use Shellr Common Linux Command Introductionr q ProcessWhy Process requiredr Linux commands related with processr q Redirection of Standard output/inputRedirectorsr Pipesr Filtersr q Shell ProgrammingVariables in Linuxr How to define User defined variablesr Rules for Naming variable namer How to print or access value of UDV (User defined variables)r How to write shell scriptr How to Run Shell Scriptsr Quotes in Shell Scriptsr q Linux Shell Scripting Tutorialhttp://www.freeos.com/guides/lsst/ index.htm (1 of 2) 17/08/2001 17.41.52]Page 2Shell Arithmeticr Command Line Processing (Command Line Arguments)r Why Command Line arguments requiredr Exit Statusr Filename Shorthand or meta Characters (i.e. wild cards)r Programming Commandsecho commandr Decision making in shell script ( i.e. if command)r test command or expr ]r Loop in shell scriptsr The case Statementr The read Statementr q More Advanced Shell Script Commands/dev/null Use to send unwanted output of programr Local and Global Shell variable (export command)r Conditional execution i.e. && and ||r I/O Redirection and file descriptorsr Functionsr User Interface and dialog utilityr trap commandr getopts commandr More examples of Shell Script (Exercise for You :)r q 19982000 FreeOS.com (I) Pvt. Ltd. All rights reserved.Linux Shell Scripting Tutorialhttp://www.freeos.com/guides/lsst/ index.htm (2 of 2) 17/08/2001 17.41.52]Page 3IntroductionThis tutorial is designed for beginners only and This tutorial explains the basics ofshell programming by showing some examples of shell programs. Its not help ormanual for the shell. While reading this tutorial you can find manual quite useful (type man bash at $ prompt to see manual pages). Manual contains all necessaryinformation you need but it won't ...

Source: ce.sharif.edu

 

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