--- deliantra/server/common/object.C	2008/07/14 23:47:06	1.248
+++ deliantra/server/common/object.C	2008/09/29 09:04:50	1.258
@@ -188,12 +188,9 @@
       || ob1->name  != ob2->name)
     return 0;
 
-  /* Do not merge objects if nrof would overflow. First part checks
-   * for unsigned overflow (2c), second part checks whether the result
-   * would fit into a 32 bit signed int, which is often used to hold
-   * nrof values.
-   */
-  if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
+  /* Do not merge objects if nrof would overflow, assume nrof
+   * is always 0 .. 2**31-1 */
+  if (ob1->nrof > 0x7fffffff - ob2->nrof)
     return 0;
 
   /* If the objects have been identified, set the BEEN_APPLIED flag.
@@ -237,7 +234,6 @@
 
   if ((ob1->flag ^ ob2->flag)
       .reset (FLAG_INV_LOCKED)
-      .reset (FLAG_CLIENT_SENT)
       .reset (FLAG_REMOVED)
       .any ())
     return 0;
@@ -642,7 +638,7 @@
   if (speed < 0)
     dst->speed_left -= rndm ();
 
-  dst->set_speed (dst->speed);
+  dst->activate ();
 }
 
 void
@@ -772,7 +768,7 @@
           || (m.move_off  | op->move_off ) != m.move_off
           || (m.move_slow | op->move_slow) != m.move_slow
           /* This isn't perfect, but I don't expect a lot of objects to
-           * to have move_allow right now.    
+           * have move_allow right now.    
            */
           || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
           || 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
@@ -836,6 +832,9 @@
   if (active)
     return;
 
+  if (has_active_speed () && flag [FLAG_FREED]) LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
+  if (has_active_speed () && flag [FLAG_DEBUG]) LOG (llevError | logBacktrace, "BUG: tried to activate DEBUG object %s\n", debug_desc ());//D temp
+
   if (has_active_speed ())
     actives.insert (this);
 }
@@ -912,10 +911,7 @@
       || ms ().move_block == MOVE_ALL)
     {
       while (inv)
-        {
-          inv->destroy_inv (false);
-          inv->destroy ();
-        }
+        inv->destroy (true);
     }
   else
     {                       /* Put objects in inventory onto this space */
@@ -989,7 +985,7 @@
 
   if (more)
     {
-      more->destroy ();
+      more->destroy (true);
       more = 0;
     }
 
@@ -1120,6 +1116,8 @@
       above = 0;
       below = 0;
 
+      ms.flags_ = 0;
+
       if (map->in_memory == MAP_SAVING)
         return;
 
@@ -1161,13 +1159,6 @@
           last = tmp;
         }
 
-      /* last == NULL if there are no objects on this space */
-      //TODO: this makes little sense, why only update the topmost object?
-      if (!last)
-        map->at (x, y).flags_ = 0;
-      else
-        update_object (last, UP_OBJ_REMOVE);
-
       if (flag [FLAG_BLOCKSVIEW] || glow_radius)
         update_all_los (map, x, y);
     }
@@ -1202,7 +1193,7 @@
         op->weight   = 0; // cancel the addition above
         op->carrying = 0; // must be 0 already
 
-        op->destroy (1);
+        op->destroy (true);
 
         return top;
       }
@@ -1286,10 +1277,9 @@
       op->remove ();
     }
 
-  if (op->face && !face_info (op->face))//D TODO: remove soon
+  if (m == &freed_map)//D TODO: remove soon
     {//D
-      LOG (llevError | logBacktrace, "op->face out of bounds: %s", op->debug_desc ());//D
-      op->face = 1;//D
+      LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D
     }//D
 
   /* Ideally, the caller figures this out.  However, it complicates a lot
@@ -1298,7 +1288,7 @@
    */
   if (!xy_normalise (m, op->x, op->y))
     {
-      op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found
+      op->head_ ()->destroy (true);// remove head_ once all tail object destroyers found
       return 0;
     }
 
@@ -1321,7 +1311,7 @@
           // but some caller surely breaks when we return tmp
           // from here :/
           op->nrof += tmp->nrof;
-          tmp->destroy (1);
+          tmp->destroy (true);
         }
 
   CLEAR_FLAG (op, FLAG_APPLIED);        /* hack for fixing F_APPLIED in items of dead people */
@@ -1506,7 +1496,7 @@
 
   for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
     if (!strcmp (tmp->arch->archname, arch_string))       /* same archetype */
-      tmp->destroy (1);
+      tmp->destroy (true);
 
   object *tmp = arch_to_object (archetype::find (arch_string));
 
@@ -1540,10 +1530,9 @@
 
   nr = min (nr, nrof);
 
-  nrof -= nr;
-
-  if (nrof)
+  if (nrof > nr)
     {
+      nrof -= nr;
       adjust_weight (env, -weight * max (1, nr)); // carrying == 0
 
       if (object *pl = visible_to ())
@@ -1553,7 +1542,7 @@
     }
   else
     {
-      destroy (1);
+      destroy ();
       return false;
     }
 }
@@ -1640,7 +1629,7 @@
 
           adjust_weight (this, op->total_weight ());
 
-          op->destroy (1);
+          op->destroy (true);
           op = tmp;
           goto inserted;
         }
@@ -2499,7 +2488,7 @@
       // remove the "Close old_container" object.
       if (object *closer = old_container->inv)
         if (closer->type == CLOSE_CON)
-          closer->destroy ();
+          closer->destroy (true);
 #endif
 
       // make sure the container is available
@@ -2565,7 +2554,7 @@
 object::force_add (const shstr name, int duration)
 {
   if (object *force = force_find (name))
-    force->destroy ();
+    force->destroy (true);
 
   object *force = get_archetype (FORCE_NAME);