X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fceltic.c;h=890b3982a96d6a2b98c5c0d6bf3665e64b425802;hb=aa75c7476aeaa84cf3abc192b376a8b03c325213;hp=103b64718b03814e698f2b0fb0cf1c35e476e707;hpb=6afd6db0ae9396cd7ff897ade597cd5483f49b0e;p=xscreensaver

diff --git a/hacks/celtic.c b/hacks/celtic.c
index 103b6471..890b3982 100644
--- a/hacks/celtic.c
+++ b/hacks/celtic.c
@@ -14,11 +14,12 @@
  */
 
 #include <math.h>
-#include <assert.h>
 #include "screenhack.h"
 #include "erase.h"
 
 #define SQRT_3 1.73205080756887729352
+#undef assert
+#define assert(EXP) do { if (!((EXP))) abort(); } while(0)
 
 /*-----------------------------------------*/
 
@@ -838,7 +839,7 @@ static const char *celtic_defaults[] = {
     "*delay: 10000",
     "*delay2: 5",
     "*showGraph: False",
-#ifdef USE_IPHONE
+#ifdef HAVE_MOBILE
     "*ignoreRotation: True",
 #endif
     0
@@ -978,7 +979,9 @@ celtic_draw (Display *dpy, Window window, void *closure)
     st->force_reset = 0;
     st->t = 1;
 
-    pattern_del(st->pattern);
+    if (st->pattern != NULL) {
+      pattern_del(st->pattern);
+    }
     st->pattern = NULL;
     graph_del(st->graph);