| // 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. |
| |
| use std::sync::mpsc::{channel, Sender}; |
| use std::thread; |
| |
| struct complainer { |
| tx: Sender<bool>, |
| } |
| |
| impl Drop for complainer { |
| fn drop(&mut self) { |
| println!("About to send!"); |
| self.tx.send(true).unwrap(); |
| println!("Sent!"); |
| } |
| } |
| |
| fn complainer(tx: Sender<bool>) -> complainer { |
| println!("Hello!"); |
| complainer { |
| tx: tx |
| } |
| } |
| |
| fn f(tx: Sender<bool>) { |
| let _tx = complainer(tx); |
| panic!(); |
| } |
| |
| pub fn main() { |
| let (tx, rx) = channel(); |
| let t = thread::spawn(move|| f(tx.clone())); |
| println!("hiiiiiiiii"); |
| assert!(rx.recv().unwrap()); |
| drop(t.join()); |
| } |