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Writing UNIX Shell Programs

Course Status:	Released	Courseware Features
Course Language:	English
Course Duration:	4 Hours
Deployment Options:	Online, Interactive CDs

Audience

IT professionals and UNIX end-users who need to familiarize themselves with the UNIX shell environment

Prerequisites

Familiarity with the fundamentals of the UNIX operating system and the ability to navigate a file system and use basic shell commands

Course Aim

This learning path looks at the different shells available on UNIX systems. It explains the features of the Korn shell, and equips the learner with the skills necessary to write both simple and complex shell scripts, as well as to debug their scripts.

Learning Objectives

To describe how to use flow control, incorporate user input in UNIX shell programs, and debug shell programs

Topics Covered

Flow control in UNIX shell programs UNIX shell programming principles Testing conditions in the UNIX shell Using UNIX shell control structures Using flow control in a UNIX shell program Using functions in UNIX shell programs Writing interactive shell programs in UNIX Using I/O in UNIX shell programs Using menus in UNIX shell programs Writing a UNIX shell program using I/O commands Debugging UNIX shell scripts Writing legible UNIX shell scripts Debugging and error-handling UNIX shell scripts Debugging a UNIX shell program