#![allow(unused)]

use io::{Read, Write};
use std::io::{Stdin, stdin};
use shared::syscall;

fn main() {
    let mut input = String::new();
    input.push('a');
    // let mut file = syscall::open("/dev/fb0");
    // syscall::seek(&mut file, SeekFrom::End(-3));
    // syscall::write(&mut file, &[255; 6400 * 50]);
    // syscall::sleep(Duration::from_secs_f64(2.0));
    syscall::close(0);
    let mut tty = syscall::open("/dev/tty0");
    tty.write(input.as_bytes()).unwrap();
    syscall::spawn("/usr/bin/shell");
    loop {
        let mut test = [0; 2];
        let len = tty.read(&mut test).unwrap();
        tty.write(str::from_utf8(&test[..len as usize]).unwrap().as_bytes())
            .unwrap();
    }
}