Linux shell scripting

Description

A practical introduction to writing scripts using the Bourne shell under any Linux operating system. Applicable for those using the Korn shell as well.

What will you learn

Linux shell scripting training course details

Programmers developing programs under UNIX.
Administrators / support personnel who wish to find out more about the workings of Linux or write simple utility programs.

Linux Fundamentals

2 days

What does the shell do? How are commands
executed? Different shells. what is a shell script?
Comments, creating shell scripts.

Setting variables, using variables, set, scope,
export, sourcing, environmental variables, read.

$0 to $9, $#, $* and others. shift parameter
substitution.

The test command
The if statement
while loops
for loops
The case statement.

Redirection of errors, here documents, quoting.

The expr command.

The terminfo database,
The tput command.

Shell functions, getopts, xargs, debugging shell
scripts, portability issues. Extras in the Korn shell.

The time command, performance tips.