Shell Scripting

Introduction

For this assignment, you will use awk to create a program for summarizing and printing information based on the directory listing data of files and information.

You are not to use any other programs, utilities, or scripting languages not covered in class, unless

otherwise specifically and explicitly stated in this document.

Your program should take the output from the modified ls command line seen below, and process

the data in order to output the aggregate information:

System Call - request to the kernel layer to perform a task that must be accomplished by the operating system.

Some categories of system calls:

I/O

• creating files and directories

• reading/writing files

• positioning in files