From 21ae03bbe9a30bc4ce567511f81343d0af54043c Mon Sep 17 00:00:00 2001
From: Max Inden <mail@max-inden.de>
Date: Tue, 1 Feb 2022 20:51:51 +0100
Subject: [PATCH] protocols/dcutr/examples: Document delay hack

---
 protocols/dcutr/examples/client.rs | 25 +++++++++++++------------
 1 file changed, 13 insertions(+), 12 deletions(-)

diff --git a/protocols/dcutr/examples/client.rs b/protocols/dcutr/examples/client.rs
index 4e9da81f55f..af848817445 100644
--- a/protocols/dcutr/examples/client.rs
+++ b/protocols/dcutr/examples/client.rs
@@ -165,23 +165,24 @@ fn main() -> Result<(), Box<dyn Error>> {
         )
         .unwrap();
 
-    // Wait to listen on localhost.
+    // Wait to listen on all interfaces.
     block_on(async {
         let mut delay = futures_timer::Delay::new(std::time::Duration::from_secs(1)).fuse();
         loop {
             futures::select! {
-                            event = swarm.next() => {
-                                match event.unwrap() {
-                                    SwarmEvent::NewListenAddr { address, .. } => {
-            info!("Listening on {:?}", address);
-                                    }
-                                    event => panic!("{:?}", event),
-                                }
-                            }
-                            _ = delay => {
-                                break;
-                            }
+                event = swarm.next() => {
+                    match event.unwrap() {
+                        SwarmEvent::NewListenAddr { address, .. } => {
+                            info!("Listening on {:?}", address);
                         }
+                        event => panic!("{:?}", event),
+                    }
+                }
+                _ = delay => {
+                    // Likely listening on all interfaces now, thus continuing by breaking the loop.
+                    break;
+                }
+            }
         }
     });