From 1a7add93358b6b2046b2cc87f9a56a3263981f3c Mon Sep 17 00:00:00 2001
From: Andy Gayton <andy@thecablelounge.com>
Date: Wed, 19 Jun 2024 21:47:15 -0400
Subject: [PATCH] clean up closed subscribers on send

---
 src/signals.rs | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/signals.rs b/src/signals.rs
index 914f41aa52..6d03e2b47b 100644
--- a/src/signals.rs
+++ b/src/signals.rs
@@ -15,10 +15,8 @@ pub(crate) fn ctrlc_protection(
 
         ctrlc::set_handler(move || {
             ctrlc.store(true, Ordering::SeqCst);
-            if let Ok(subscribers) = subscribers.lock() {
-                for subscriber in subscribers.iter() {
-                    let _ = subscriber.send(());
-                }
+            if let Ok(mut subscribers) = subscribers.lock() {
+                subscribers.retain(|sender| sender.send(()).is_ok());
             }
         })
         .expect("Error setting Ctrl-C handler");