CPP Shell

Simple POSIX-compliant shell written in C++ (Based on CodeCrafters Challenge)

Pre-requisites

• C++ 20 (or later)
• CMake 3.13 (or later)

Installation

Using CMake

The following commands are included in run.sh script that you can directly run.

• Generate build files:

  cmake -B build .

• Compile the program:

  cmake --build ./build

• Run the executable:

  ./build/shell

Using GCC

• Compile the program:

  g++ -Iinclude -std=c++20 -o shell.out src/*.cpp

• Run the executable:

  ./shell.out

Features

• Built-in Commands: exit, echo, pwd, cd, type
• External Commands Support (using PATH environment variable)
• Command Auto-completion (using TAB key)
• Single and Double Quoting Support
• Output and Error Redirection

TODO

• Navigation with Arrow Keys
• History Support