A patch that keeps the server always at full daylight, but doesn't break redstone related code as well.

perpetual_day.patch

--- disassembled/cw.j	2011-04-01 15:35:10.894581873 -0400
+++ modded_asm/cw.j	2011-04-03 19:09:03.546031504 -0400
@@ -6912,16 +6912,26 @@
   lreturn
 .end method
 
-.method public l()J
+; Redstone code and anything not night/day related gets to use this special
+; function, so they don't break as well.
+.method public ll()J
   .limit stack 2
   .limit locals 1
-  .line 1761
   aload_0
   getfield cw/q Lch;
   invokevirtual ch/f()J
   lreturn
 .end method
 
+; Always return zero, a quick and easy way to break the day/night cycle.
+.method public l()J
+  .limit stack 2
+  .limit locals 1
+  .line 1761
+  lconst_0
+  lreturn
+.end method
+
 .method public m()Lao;
   .limit stack 5
   .limit locals 1
--- disassembled/bo.j	2011-04-01 15:34:44.538451175 -0400
+++ modded_asm/bo.j	2011-04-03 19:01:55.895910903 -0400
@@ -49,7 +49,7 @@
   iload_3
   iload 4
   aload_1
-  invokevirtual cw/l()J
+  invokevirtual cw/ll()J
   invokespecial nr/<init>(IIIJ)V
   invokeinterface java/util/List/add(Ljava/lang/Object;)Z 2
   pop
@@ -477,7 +477,7 @@
   invokeinterface java/util/List/size()I 1
   ifle Label62
   aload_1
-  invokevirtual cw/l()J
+  invokevirtual cw/ll()J
   getstatic bo/b Ljava/util/List;
   iconst_0
   invokeinterface java/util/List/get(I)Ljava/lang/Object; 2