From 1ecbc2ff0f7ab69f734622692288b7efeb1693c8 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@musicpd.org>
Date: Tue, 1 Dec 2020 16:26:30 +0100
Subject: [PATCH] event/DeferEvent: explicitly forbid copying

---
 src/event/DeferEvent.hxx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/event/DeferEvent.hxx b/src/event/DeferEvent.hxx
index d1e3326d0..a9babaea6 100644
--- a/src/event/DeferEvent.hxx
+++ b/src/event/DeferEvent.hxx
@@ -45,6 +45,9 @@ public:
 	DeferEvent(EventLoop &_loop, Callback _callback) noexcept
 		:loop(_loop), callback(_callback) {}
 
+	DeferEvent(const DeferEvent &) = delete;
+	DeferEvent &operator=(const DeferEvent &) = delete;
+
 	~DeferEvent() noexcept {
 		Cancel();
 	}