demos: Clean up allocated Textures and Display Lists when demo quit

1 files changed, 11 insertions, 0 deletions

diff --git a/progs/demos/teapot.c b/progs/demos/teapot.c
index 38ede7ac3e..6bf6e06409 100644
--- a/progs/demos/teapot.c
+++ b/progs/demos/teapot.c
@@ -173,10 +173,20 @@ static void special(int k, int x, int y)
   }
 }
 
+static void cleanup(void)
+{
+  glDeleteTextures(1, &t1id);
+  glDeleteTextures(1, &t2id);
+  glDeleteLists(teapotdlist, 1);
+  glDeleteLists(basedlist, 1);
+  glDeleteLists(lightdlist, 1);
+}
+
 static void key(unsigned char k, int x, int y)
 {
   switch(k) {
   case 27:
+    cleanup();
     exit(0);
     break;
     
@@ -670,6 +680,7 @@ int main(int ac, char **av)
   glutIdleFunc(draw);
 
   glutMainLoop();
+  cleanup();
 
   return 0;
 }