Introduction to Linux 417
A shell script is a quick and dirty method of prototyping a complex application.
Achieving a limited subset of the functionality to work in a shell script is often a
useful first stage in project development. Shell scripting provides the user with the
ability to decompose complex projects into simpler subtasks, of chaining together
components and utilities.
A shell script file must be readable and executable to the user of the script. The
chmod command must be used to change these permissions modes of the script file.
B.12.1 Comments in Scripts
Comments lines are lines that begin with a # symbol. Comments may also occur
following the end of a command. Comments may also follow a white space at the
beginning of a line. For example: ...