From 7b97dfd651e60c3ad6b5cbc489543e44ae69b724 Mon Sep 17 00:00:00 2001
From: Jay Oster <jay@kodewerx.org>
Date: Wed, 1 Dec 2021 07:10:38 -0800
Subject: [PATCH] Fix timer callback type

- Closes #1166
- `TimerCallback` has type: `Box<dyn FnMut() -> u32 + 'a + Send>`
---
 src/sdl2/timer.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sdl2/timer.rs b/src/sdl2/timer.rs
index 5423cf23d2..339af63968 100644
--- a/src/sdl2/timer.rs
+++ b/src/sdl2/timer.rs
@@ -88,7 +88,7 @@ impl<'b, 'a> Drop for Timer<'b, 'a> {
 }
 
 extern "C" fn c_timer_callback(_interval: u32, param: *mut c_void) -> u32 {
-    let f = param as *mut std::boxed::Box<dyn std::ops::Fn() -> u32>;
+    let f = param as *mut TimerCallback<'_>;
     unsafe { (*f)() }
 }