Minishell

This project is part of the 42 School curriculum. Minishell is a simple Unix shell implementation in C that replicates key features of Bash.

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🛠️ Features

✅ Command parsing (with quotes, special characters)

✅ Built-in commands (cd, echo, pwd, export, unset, env, exit)

✅ Execution of external programs using PATH

✅ Pipes (|) and redirections (>, <, >>, <<)

✅ Environment variable handling

✅ Custom prompt display

✅ Command history (without using read_history())

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⚙️ How to Build

git clone git@github.com:elinakly/minishell42.git
cd minishell42
make

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🚀 Usage

./minishell

You’ll see a custom prompt where you can run commands like:

• ls -la | grep minishell
• echo $HOME
• cat file.txt > out.txt

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📚 Project Rules

• Only allowed to use specific system calls and standard library functions
• Must handle signals (CTRL+C, CTRL+) properly
• Built-in commands must work with and without pipes

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💁 File Structure

minishell/
├── src/          # source files
├── include/      # header files
├── lib/          # libraries (if any)
├── Makefile

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💡 What I Learned

• Building a shell from scratch
• Process management (fork, exec, wait)
• File descriptors and pipes
• Signal handling
• Memory management and avoiding leaks
• Linked lists for command management

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💊 Author

Made by Me and Mika at 42 School.