Minishell - done in collab with tbrebion

This project is from 42 school commom core. Its aim was to create a posix bash like shell.

Rules

• prompt :

  • print a prompt waiting for a new command
  • must have a working history

• redirections :

  • < must redirect the input
  • > must redirect the output
  • << must act as an heredoc
  • >> must redirect the output in append mode

• pipes

  • each pipeline's command's output must be connected to the next command's input with a pipe ( | )

• environment variable

  • $VAR must be expanded

• $?

  • must be substituted by the last pipeline's error status

• signals

  • handle ctrl-c ctrl-d ctrl-\ as bash does

• builtins

  • echo with -n option
  • cd with an absolute or relative path
  • pwd without any option
  • export without any option
  • unset without any option
  • env without any option nor argument
  • exit without any option