almayor / minishell

A personal implementation of a minimal Linux shell

minishell

This project is part of the official curriculum at School 42.

Disclaimer

In School 42, almost every project must be written to comply with a coding standard (also known as the "Norm"). As a result, the implementation of certain parts may appear strange.

Overview

• Official instructions
• A personal implementation of a Linux shell with minimal functionality
  • builtins: cd, env, setenv, unsetenv, echo, exit
  • separation of commands with ;
  • management of SIGINT and SIGTERM
  • an informative user prompt
• Only the following functions are allowed
  • malloc, free
  • access
  • open, close, read, write
  • opendir, readdir, closedir
  • getcwd, chdir
  • stat, lstat, fstat
  • fork, execve
  • wait, waitpid, wait3, wait4
  • signal, kill

Run

To compile, run

git clone https://github.com/almayor/minishell
cd minishell
git submodule --init --recursive
make

You can run unit tests with make test

Resources

• https://brennan.io/2015/01/16/write-a-shell-in-c/

Acknowledgements

We are grateful to the entire team behind School 42 and its Moscow branch, as well as to my fellow students for help and support.

---

If you have any questions, please contact me on Github.