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LokiShell is a simple Unix shell with additional features like bookmarks, I/O redirection, and background process handling.

Features

• Bookmarks: Save and execute frequently used commands with named bookmarks.
• I/O Redirection: Redirect input and output for commands using <, >, >>, and 2> operators.
• Background Processes: Run commands in the background by appending & at the end.

Usage

Basic Commands

• exit: Exit LokiShell. Use exit to terminate the shell.

Bookmarks

• bookmark -l: List all saved bookmarks.
• bookmark -i : Execute the bookmark at the specified index.
• bookmark -d : Delete the bookmark at the specified index.
• bookmark : Add a new bookmark.

I/O Redirection

Use the following operators for I/O redirection:

• <: Redirect input from a file.
• >: Redirect output to a file (overwriting existing content).
• >>: Redirect output to a file (appending to existing content).
• 2>: Redirect error output to a file.

Background Processes

Append & at the end of a command to run the command in the background.

Building and Running

To compile and run LokiShell, use the following commands:

gcc lokishell.c -o lokishell
./lokishell