ctrlc 3.1.6

Easy Ctrl-C handler for Rust projects
Documentation 
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// Copyright (c) 2015 CtrlC developers
// Licensed under the Apache License, Version 2.0
// <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT
// license <LICENSE-MIT or http://opensource.org/licenses/MIT>,
// at your option. All files in the project carrying such
// notice may not be copied, modified, or distributed except
// according to those terms.

extern crate ctrlc;
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::Arc;
use std::thread;
use std::time;

fn main() {
    let running = Arc::new(AtomicBool::new(true));
    let r = running.clone();
    ctrlc::set_handler(move || {
        r.store(false, Ordering::SeqCst);
    })
    .expect("Error setting Ctrl-C handler");
    println!("Waiting for Ctrl-C...");
    while running.load(Ordering::SeqCst) {
        thread::sleep(time::Duration::from_millis(10));
    }
    println!("Got it! Exiting...");
}