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1a4d82fc | 1 | // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT |
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2 | // file at the top-level directory of this distribution and at |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
7453a54e | 11 | // ignore-emscripten no threads support |
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12 | // pretty-expanded FIXME #23616 |
13 | ||
14 | #![feature(std_misc)] | |
15 | ||
1a4d82fc | 16 | use std::sync::mpsc::{channel, Sender}; |
c34b1796 | 17 | use std::thread; |
223e47cc | 18 | |
c34b1796 | 19 | fn start(tx: &Sender<isize>, i0: isize) { |
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20 | let mut i = i0; |
21 | while i > 0 { | |
1a4d82fc | 22 | tx.send(0).unwrap(); |
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23 | i = i - 1; |
24 | } | |
25 | } | |
26 | ||
27 | pub fn main() { | |
bd371182 | 28 | // Spawn a thread that sends us back messages. The parent thread |
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29 | // is likely to terminate before the child completes, so from |
30 | // the child's point of view the receiver may die. We should | |
31 | // drop messages on the floor in this case, and not crash! | |
1a4d82fc | 32 | let (tx, rx) = channel(); |
9346a6ac | 33 | let t = thread::spawn(move|| { |
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34 | start(&tx, 10) |
35 | }); | |
36 | rx.recv(); | |
9346a6ac | 37 | t.join(); |
223e47cc | 38 | } |