32 lines
914 B
Rust
32 lines
914 B
Rust
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// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use std::env;
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use std::process::{self, Command, Stdio};
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fn main() {
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let args: Vec<String> = env::args().collect();
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if args.len() > 1 && args[1] == "child" {
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child();
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} else {
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parent();
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}
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}
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fn parent() {
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let args: Vec<String> = env::args().collect();
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let status = Command::new(&args[0]).arg("child").status().unwrap();
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assert_eq!(status.code(), Some(2));
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}
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fn child() -> i32 {
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process::exit(2);
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}
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