source:
doc/papers/llheap/examples/channels.rs@
b9fe89b
| Last change on this file since b9fe89b was 7bef8cf, checked in by , 3 years ago | |
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| File size: 739 bytes | |
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| 1 | #![feature(async_await)] |
| 2 | |
| 3 | use std::thread; |
| 4 | use std::sync::mpsc; |
| 5 | |
| 6 | fn main() { |
| 7 | let (tx1, rx1) = mpsc::channel(); |
| 8 | let (tx2, rx2) = mpsc::channel(); |
| 9 | let (tx3, rx3) = mpsc::channel(); |
| 10 | let (tx4, rx4) = mpsc::channel(); |
| 11 | struct Msg { i : i64, j : i64 } |
| 12 | let th = thread::spawn( || { |
| 13 | let i : i64; let f : f64; let m : Msg; |
| 14 | loop { |
| 15 | select! { |
| 16 | i = rx1.recv() => println( i ); |
| 17 | f = rx2.recv() => println( f ); |
| 18 | m = rx3.recv() => println( m ); |
| 19 | _ = rx4.recv() => break; |
| 20 | } |
| 21 | } |
| 22 | }); |
| 23 | |
| 24 | tx1.send( 0 ); // different messages |
| 25 | tx2.send( 2.5 ); |
| 26 | tx3.send( Msg { i:1, j:2 } ); |
| 27 | tx4.send( "done" ); |
| 28 | th.join().unwrap(); |
| 29 | } |
| 30 | |
| 31 | // Local Variables: // |
| 32 | // tab-width: 4 // |
| 33 | // compile-command: "rustc -C opt-level=3 channels.rs" // |
| 34 | // End: // |
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