MySH: A Custom Linux Shell in C++

Overview

MySH is a lightweight Linux shell implemented in C++. It provides basic shell functionalities, including command execution, input/output redirection, piping, background processes, and command aliasing. Additionally, it includes a custom command history feature for convenience.

Features

• Command Execution: Supports standard Linux commands using execvp.
• Input/Output Redirection: Redirect input/output using <, >, and >>.
• Piping: Supports single pipes (e.g., ls | grep txt).
• Background Processes: Execute commands in the background using &.
• Command Aliases: Create and manage command aliases with createalias and destroyalias.
• Command History: View and execute previous commands using myHistory.

Usage

1. Clone the repository:

   git clone https://github.com/yourusername/mysh.git
   cd mysh

2. Compile the code:

   g++ -o mysh main.cpp shell.cpp -std=c++17

3. Run the shell:

./mysh