src/test/run-pass/send-iloop.rs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40

// Copyright 2012 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.

// xfail-win32
extern mod extra;

use std::comm;
use std::task;
use std::uint;

fn die() {
    fail!();
}

fn iloop() {
    task::spawn(|| die() );
    let (p, c) = comm::stream::<()>();
    loop {
        // Sending and receiving here because these actions yield,
        // at which point our child can kill us.
        c.send(());
        p.recv();
        // The above comment no longer makes sense but I'm
        // reluctant to remove a linked failure test case.
        task::yield();
    }
}

pub fn main() {
    for uint::range(0u, 16u) |_i| {
        task::spawn_unlinked(|| iloop() );
    }
}