From http://www.jwz.org/xscreensaver/xscreensaver-5.36.tar.gz

[xscreensaver] / hacks / decayscreen.c

diff --git a/hacks/decayscreen.c b/hacks/decayscreen.c
index e2ce9a0963d347c00ea0a7851d47b185599d8403..832b7ca7d3a71b72dead0b42db8623add01f7461 100644 (file)
--- a/hacks/decayscreen.c
+++ b/hacks/decayscreen.c
@@ -36,6 +36,7 @@
  */
 
 #include "screenhack.h"
+#include <time.h>
 
 struct state {
   Display *dpy;
@@ -329,6 +330,7 @@ decayscreen_reshape (Display *dpy, Window window, void *closure,
                  unsigned int w, unsigned int h)
 {
   struct state *st = (struct state *) closure;
+  if (! st->saved) return; /* Image might not be loaded yet */
   XClearWindow (st->dpy, st->window);
   XCopyArea (st->dpy, st->saved, st->window, st->gc,
              0, 0, st->saved_w, st->saved_h,
@@ -372,7 +374,7 @@ static const char *decayscreen_defaults [] = {
   "*delay:                     10000",
   "*mode:                      random",
   "*duration:                  120",
-#ifdef USE_IPHONE
+#ifdef HAVE_MOBILE
   "*ignoreRotation:             True",
   "*rotateImages:               True",
 #endif