Shell script and command-line

Question

Implement the shell program using case and command line arguments to perform the following

Usage should be below::
$ fileops.sh c fname
would copy fname to fname.cpy
$ fileops.sh m fname
would move fname to old.fname
$ fileops.sh d fname
would delete fname from the directory
$ fileops.sh p fname
would change the permission of the file to readonly for group and others

Anyone explain this?

Answer 1

The program takes 2 inputs on the command line, then depending on what it is, you do something

Step1: declare two variables for input
- arg
- filname

Step 2: if statement to do something to that file depending in arguement