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1 | // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
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 | ||
11 | // ignore-test | |
12 | ||
13 | // FIXME: this test is being ignored until signals are implemented | |
14 | ||
15 | // This test ensures that the 'detach' field on processes does the right thing. | |
16 | // By detaching the child process, they should be put into a separate process | |
17 | // group. We test this by spawning a detached process, then killing our own | |
18 | // group with a signal. | |
19 | // | |
20 | // Note that the first thing we do is put ourselves in our own process group so | |
21 | // we don't interfere with other running tests. | |
22 | ||
23 | extern crate libc; | |
24 | ||
25 | use std::io::process; | |
26 | use std::io::process::Command; | |
27 | use std::io::signal::{Listener, Interrupt}; | |
28 | ||
29 | fn main() { | |
30 | unsafe { libc::setsid(); } | |
31 | ||
32 | // we shouldn't die because of an interrupt | |
33 | let mut l = Listener::new(); | |
34 | l.register(Interrupt).unwrap(); | |
35 | ||
36 | // spawn the child | |
37 | let mut p = Command::new("/bin/sh").arg("-c").arg("read a").detached().spawn().unwrap(); | |
38 | ||
39 | // send an interrupt to everyone in our process group | |
40 | unsafe { libc::funcs::posix88::signal::kill(0, libc::SIGINT); } | |
41 | ||
42 | // Wait for the child process to die (terminate it's stdin and the read | |
43 | // should fail). | |
44 | drop(p.stdin.take()); | |
45 | match p.wait().unwrap() { | |
46 | process::ExitStatus(..) => {} | |
47 | process::ExitSignal(..) => panic!() | |
48 | } | |
49 | } |