From 90ab05d11d5394c500c58e835603a6ba47d62893 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ahmet=20=C4=B0nan?= <ainan@mathematik.uni-freiburg.de>
Date: Sun, 23 Oct 2011 21:54:32 +0200
Subject: [PATCH] exit programme when ESC, q or ctrl-c when using sdl

---
 sdl.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/sdl.c b/sdl.c
index 6f44f9a..fbaf41b 100644
--- a/sdl.c
+++ b/sdl.c
@@ -22,12 +22,40 @@ typedef struct {
 	int quit;
 } sdl_t;
 
+void handle_events()
+{
+	SDL_Event event;
+	while (SDL_PollEvent(&event)) {
+		switch (event.type) {
+			case SDL_KEYDOWN:
+				switch (event.key.keysym.sym) {
+					case SDLK_q:
+						exit(0);
+						break;
+					case SDLK_ESCAPE:
+						exit(0);
+						break;
+					default:
+						break;
+				}
+				break;
+			case SDL_QUIT:
+				exit(0);
+				break;
+			default:
+				break;
+		}
+	}
+
+}
+
 int update_sdl(void *data)
 {
 	sdl_t *sdl = (sdl_t *)data;
 	while (!sdl->quit) {
 		SDL_Flip(sdl->screen);
 		SDL_Delay(100);
+		handle_events();
 	}
 	return 0;
 }