Simple Shell Program

A simple shell implemented in C.

Overview

A simple interactive shell program that prompts the user for a command, parse the command, and then executes it with a child process.

Prerequisites

Before you continue, make sure you have me the following requirements:

• An IDE such as Visual Studio Code (If you're on Windows)
• Command Prompt/Terminal
• UNIX OS
• gcc compiler

Program Contents

• Makefile is a file containing shell commands. When the user types make in the terminal, all the commands in the makefile will be executed.
• minishell.h is a header file that identifies dependencies
• shell.c is the source code file

How to Install

Run git clone https://github.com/tandras92/os-unix-program.git or download the application.

Built-in Commands

• cd <directoryname>
• ls
• cat <filename>
• exit
• help

Make Commands

In the terminal, cd to the directory that contains the program and run the below commands.

Command	Description
make	compiles the program
make run	runs the program
make clean	removes the shell file

References

Operating Systems by Gary Nutt

Makefile Tutorial