src/test/run-pass/sigpipe-should-be-ignored.rs

   1 // Copyright 2012-2014 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 // Be sure that when a SIGPIPE would have been received that the entire process
  12 // doesn't die in a ball of fire, but rather it's gracefully handled.
  13
  14 // ignore-cloudabi no processes
  15 // ignore-emscripten no processes
  16
  17 use std::env;
  18 use std::io::prelude::*;
  19 use std::io;
  20 use std::process::{Command, Stdio};
  21
  22 fn test() {
  23     let _ = io::stdin().read_line(&mut String::new());
  24     io::stdout().write(&[1]);
  25     assert!(io::stdout().flush().is_err());
  26 }
  27
  28 fn main() {
  29     let args: Vec<String> = env::args().collect();
  30     if args.len() > 1 && args[1] == "test" {
  31         return test();
  32     }
  33
  34     let mut p = Command::new(&args[0])
  35                         .stdout(Stdio::piped())
  36                         .stdin(Stdio::piped())
  37                         .arg("test").spawn().unwrap();
  38     drop(p.stdout.take());
  39     assert!(p.wait().unwrap().success());
  40 }