# HG changeset patch
# User Michael Pavone <pavone@retrodev.com>
# Date 1729829290 25200
# Node ID 573da2a2e6bbb0ec691ae0f82d45abf65f12dadf
# Parent  1de9eb7cbf384ec5e57586235c0cb0e80050ea94
Fix debug window crash on Mac OS

diff -r 1de9eb7cbf38 -r 573da2a2e6bb render_sdl.c
--- a/render_sdl.c	Fri Oct 11 23:21:34 2024 -0700
+++ b/render_sdl.c	Thu Oct 24 21:08:10 2024 -0700
@@ -1554,7 +1554,9 @@
 		extras[win_idx].gl_context = SDL_GL_CreateContext(extras[win_idx].win);
 		SDL_GL_MakeCurrent(extras[win_idx].win, extras[win_idx].gl_context);
 		glEnable(GL_DEBUG_OUTPUT);
-		glDebugMessageCallback(gl_message_callback, NULL);
+		if (glDebugMessageCallback) {
+			glDebugMessageCallback(gl_message_callback, NULL);
+		}
 		glGenTextures(2, extras[win_idx].gl_texture);
 		for (int i = 0; i < 2; i++)
 		{