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1a4d82fc | 1 | // Copyright 2014 The Rust Project Developers. See the COPYRIGHT |
223e47cc LB |
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 | ||
c34b1796 | 11 | use std::thread; |
223e47cc | 12 | |
1a4d82fc | 13 | macro_rules! expr { ($e: expr) => { $e } } |
223e47cc | 14 | |
1a4d82fc JJ |
15 | macro_rules! spawn { |
16 | ($($code: tt)*) => { | |
62682a34 | 17 | expr!(thread::spawn(move|| {$($code)*}).join()) |
1a4d82fc | 18 | } |
223e47cc LB |
19 | } |
20 | ||
21 | pub fn main() { | |
1a4d82fc JJ |
22 | spawn! { |
23 | println!("stmt"); | |
24 | }; | |
25 | let _ = spawn! { | |
26 | println!("expr"); | |
223e47cc | 27 | }; |
223e47cc | 28 | } |