Simple Shell

A simple Unix shell implemented in C as a Systems Programming project.

Features

• Command execution
• Command arguments
• Pipes (|)
• Input redirection (<)
• Output redirection (>)
• Read-write redirection (<>)
• Output append redirection (>>)
• Heredocs (<<)
• File descriptor redirections
• Command parsing and tokenization
• Built-in command support
• Process management using fork() and exec()

Project Structure

simple-shell/
├── include/
│   ├── command.h
│   ├── execution.h
│   ├── linked_list.h
│   ├── parser.h
│   ├── redirection.h
│   ├── token.h
│   ├── tokenizer.h
│   └── utils.h
├── src/
│   ├── command.c
│   ├── execution.c
│   ├── linked_list.c
│   ├── main.c
│   ├── parser.c
│   ├── redirection.c
│   ├── token.c
│   ├── tokenizer.c
│   └── utils.c
├── Makefile
└── README.md

Technologies

C GCC Make Unix/Linux System calls API