mio_stdin.rs

extern crate mio;
use mio::unix::EventedFd;
use mio::{Token, PollOpt, Ready, Poll, Events};
use std::io::ErrorKind;
use std::time::Duration;

fn main() {
    const IN: Token = Token(0);
    let fd0_e = EventedFd(&0);

    let poll = Poll::new().unwrap();

    poll.register(&fd0_e, IN, Ready::readable(),
                  PollOpt::edge()).unwrap();

    let mut events = Events::with_capacity(1024);

    'outer: loop {
        let ret = poll.poll(&mut events, Some(Duration::from_secs(5)));
        if let Err(x) = ret {
            eprintln!("Boo");
            if x.kind() == ErrorKind::Interrupted { continue; }
            break;
        }

        if events.is_empty() {
            println!("_____TMO_____");
        }

        for event in events.iter() {
            match event.token() {
                IN => println!("_____IN_____"),
                _ => unreachable!(),
            }
        }

    }
}