https://github.com/lschrafstetter/42_minishell

This is the "minishell" project of the 42 School core curriculum. The goal was to create a simple shell on the basis of bash in C.
https://github.com/lschrafstetter/42_minishell

42 42wolfsburg bash minishell shell

Last synced: about 2 months ago
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This is the "minishell" project of the 42 School core curriculum. The goal was to create a simple shell on the basis of bash in C.

• Host: GitHub
• URL: https://github.com/lschrafstetter/42_minishell
• Owner: lschrafstetter
• License: mit
• Created: 2022-07-27T15:47:36.000Z (almost 4 years ago)
• Default Branch: master
• Last Pushed: 2022-09-20T08:57:02.000Z (almost 4 years ago)
• Last Synced: 2025-02-09T06:18:51.583Z (over 1 year ago)
• Topics: 42, 42wolfsburg, bash, minishell, shell
• Language: C
• Homepage:
• Size: 313 KB
• Stars: 1
• Watchers: 1
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# minishell

This is the minishell project of the 42 School core curriculum (mini bash clone).

![image](https://user-images.githubusercontent.com/98647720/191199572-97399e01-02a7-4319-a7e4-0249501796c8.png)

How to use it (Linux or macOS):

- clone the repo

- if the readline package is not installed: sudo apt-get install libreadline6 libreadline6-dev

- "make" via the Makefile

- ./minishell

The task was to create a mini bash clone with the following features:

- working history

- launch an executable (relative/absolute path or via PATH variable)

- handles ' " ' and ' ' '

- redirections ("<", "<<", ">", ">>")

- pipes (' | ')

- handles environment variables

- handles the command "&?"

- handles SIGINT and SIGQUIT

- the following builtins:

   - echo with option -n

   - cd

   - pwd (no options)

   - export (no options)

   - unset (no options)

   - env (no options or arguments)

   - exit (no options)

Disclaimer:

This project was created as a school project with the strict 42 "Norminette" norm, including: 

- variable declarations at the beginning of the file

- no declaration and initialization on the same line

- only while loops allowed

- only 25 lines per function

- only 5 functions per .c file

- no comments inside of functions

- more minor things...