Unix Shell Programming

GB Direct

Course

In Birmingham, Manchester, Bristol and 3 other venues

£ 820 + VAT

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Description

  • Type

    Course

This course is designed to give delegates practical experience in developing and writing UNIX shell scripts. Most of the built-in shell commands are introduced together with the main program control structures. This course is not suitable for C shell programmers.

Facilities

Location

Start date

Birmingham (West Midlands)

Start date

On request
Bristol (Avon)

Start date

On request
Edinburgh (Midlothian/Edinburghshire)

Start date

On request
Leeds (North Yorkshire)

Start date

On request
London
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Clerks Court 18-20 Farringdon Lane Clerkenwell, EC1R 3AU

Start date

On request
Manchester (Greater Manchester)

Start date

On request
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Subjects

  • Unix
  • IT
  • Programming

Course programme

Unix Command Review

  • Basic Unix commands
  • General commands
  • File and directory handling commands
  • Filename generation characters
  • I/O Redirection features
  • Other commands

Getting Started

  • What is a shell script?
  • Development guidelines
  • Creating and editing shell scripts
  • Naming and storing shell scripts
  • Executing shell scripts
  • Exercise: Write a simple shell script

Using Variables

  • Environment variables
  • Local variables
  • Assigning values to variables
  • Assessing variable values
  • Using quotes
  • Delimiting variable names
  • Echo control sequences
  • Exercise: Add variables to a script

Integer Arithmetic

  • Using the expr command
  • Using the (( )) notation
  • Exercise: Add integer arithmetic to a shell script

Handling Run Time Data

  • The read command
  • Command line arguments
  • Exercise: Writing a generic shell script
  • Exercise: Writing an interactive shell script

Condition Execution

  • The if statement
  • The test command
  • Other test notations
  • Default and substitute variables
  • Exit status codes
  • Exercise: Adding validation to previous scripts

Loop Constructs

  • The while loop
  • The until loop
  • The for loop
  • The while true and until false loops
  • Loop control commands
  • Exercise: Enhancing the previously written scripts
  • Exercise: Writing a guess-the-number game

Multi-Branch Decisions

  • The case statement
  • Menu driven applications
  • Exercise: Developing and writing a menu system

Functions

  • What is a function?
  • Syntax
  • Examples
  • Exercise: Add a function to a script

Interrupt Handling

  • Interrupt signals
  • Trapping interrupts
  • Exercise: Adding traps to the menu script

Additional Features and Facilities

  • The exec commands
  • The includes notation
  • More about loops
  • Arrays
  • Here Documents
  • Exercise: Create a here script

See related categories

Unix Shell Programming

£ 820 + VAT

The best Unix and Linux courses

See all

See all