diff --git a/src/input.c b/src/input.c
new file mode 100644
index 0000000..b0ac944
--- /dev/null
+++ b/src/input.c
@@ -0,0 +1,10 @@
+#include "input.h"
+
+int checkQuit()
+{
+    SDL_Event event;
+
+    if (SDL_PollEvent(&event) && event.type == SDL_QUIT) return 1;
+
+    return 0;
+}
diff --git a/src/input.h b/src/input.h
new file mode 100644
index 0000000..c361356
--- /dev/null
+++ b/src/input.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#include <SDL2/SDL.h>
+
+int checkQuit();
diff --git a/src/main.c b/src/main.c
index 056aad0..bbf88ba 100644
--- a/src/main.c
+++ b/src/main.c
@@ -8,10 +8,6 @@ const int WIDTH = 420;
 const int HEIGHT = 420;
 
 // forward declarations
-
-// input
-int checkQuit();
-
 void updateUniforms(GLuint shaderProgram);
 void updateCameraUniforms(GLuint shaderProgram);
 
@@ -166,13 +162,3 @@ void updateCameraUniforms(GLuint shaderProgram)
     int camllLocation = glGetUniformLocation(shaderProgram, "_camll");
     glUniform3f(camllLocation, camll[0], camll[1], camll[2]);
 }
-
-int checkQuit()
-{
-    SDL_Event event;
-
-    if (SDL_PollEvent(&event) && event.type == SDL_QUIT) return 1;
-
-    return 0;
-}
-