Signal-Handling-Raw

Cargo.toml

[package]
name = "example"
version = "0.1.0"
authors = ["James Elford <james.p.elford@gmail.com>"]
edition = "2018"

# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

[dependencies]
libc = "0.2"

[[bin]]
name = "example"
path = "main.rs"

main.rs

use std::time::Duration;

extern "C" fn handle_interrupt(_sig: libc::c_int) {
    println!("Sorry we didn't get the chance to finish");
}

fn main() {
    println!("Hello");
    unsafe { 
        libc::signal(libc::SIGINT, handle_interrupt as libc::sighandler_t); 
    }

    std::thread::sleep(Duration::from_secs(10)); 
    println!("Goodbye");
}