Minishell

• Objective
• How to use
• Allow Function
• Mandatory
• Bonus

Objective

Minishell is the very first buble of the shell branch. We will recreate a simple shell. Later on at 21sh and 42sh, we will add more function to it.

How to use

cd ~
git clone https://github.com/JCTGY/minishell.git minishell
cd minishell
make
./minishell

Allow Function

• malloc, free
• access
• open, close, read, write
• opendir, readdir, closedir
• getcwd, chdir
• stat, lstat, fstat
• fork, execve
• wait, waitpid, wait3, wait4
• signal, kill
• exit

Mandatory

• Can only use C
• No memory leaks
• Mini UNIX command interpreter.
• Manage the errors without using errno, by displaying a message adapted to the error output.
• You must deal correctly with the PATH and the environment (copy of system char **environ).
• Implement a series of builtins:
  • echo
  • cd
  • setenv
  • unsetenv
  • env
  • exit

Bonus

• Signal management
• PATH's right management
• Multiple commands