A Simple Shell Written in Rust

Implemented functions:

• Spawn child process
• Spawn concurrent child process using &
• Using !! to execute the previous command
• Using histroy to view the operation history
• Using ! plus a number, to execute previous command with the number
• Basic error handling

Build

• Install Rust by using command curl https://sh.rustup.rs -sSf | sh
• cd to the root directory of this project
• cargo run