cmd-lineshell

A course project for CO1020: Computer Systems Programming
E22 Computer Engineering Undergraduate Program, University of Peradeniya

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🚀 Project Overview

cmd-lineshell is a custom command-line shell implemented using ARM assembly language.
It simulates a basic Unix-like shell environment, supporting a limited set of commands such as: hello, help, clear, exit, and math operations like factorial and Fibonacci.

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🧩 Features

• Accepts user input commands via terminal prompt.
• Supports the following built-in commands:
• hello: Prints "Hello World"
• help: Lists all available commands
• clear: Clears the terminal screen
• exit: Exits the shell
• fac <number>: Computes factorial of a number
• fib <n>: Finds the Fibonacci number at position n
• Displays a friendly error message when an unknown command is entered.

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🤝 Contribution

This project was developed as part of the CO1020 course.
Contributions, suggestions for improvement, or new feature requests are welcome!

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📬 Contact

• Bhagya Karunanayake – Connect on LinkedIn
• Gayasha Sandeepa – Connect on LinkedIn