| // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // 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. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // ignore-emscripten no threads support |
| // pretty-expanded FIXME #23616 |
| |
| #![feature(std_misc)] |
| |
| use std::sync::mpsc::{channel, Sender}; |
| use std::thread; |
| |
| fn start(tx: &Sender<isize>, i0: isize) { |
| let mut i = i0; |
| while i > 0 { |
| tx.send(0).unwrap(); |
| i = i - 1; |
| } |
| } |
| |
| pub fn main() { |
| // Spawn a thread that sends us back messages. The parent thread |
| // is likely to terminate before the child completes, so from |
| // the child's point of view the receiver may die. We should |
| // drop messages on the floor in this case, and not crash! |
| let (tx, rx) = channel(); |
| let t = thread::spawn(move|| { |
| start(&tx, 10) |
| }); |
| rx.recv(); |
| t.join(); |
| } |