Multi-platform uptime library for Rust

extern crate uptime_lib;

fn main() {
    match uptime_lib::get() {
        Ok(uptime) => {
            println!("uptime: {} seconds", uptime.as_secs_f64());
        }
        Err(err) => {
            eprintln!("uptime: {}", err);
            std::process::exit(1);
        }
    }
}