[ViewVC] Diff of: cvs/deliantra/server/server/dynbuf.C

Comparing deliantra/server/server/dynbuf.C (file contents):
Revision 1.8 by root, Mon Apr 23 18:21:54 2007 UTC vs.
Revision 1.9 by root, Mon Apr 30 17:39:58 2007 UTC

   first = last = (chunk *)salloc<char> (sizeof (chunk) + initial);
   first->alloc = sizeof (chunk) + initial;
   first->next = 0;
-  room = initial;
   ptr = first->data;
+  end = ptr + initial;
 }
 dynbuf::~dynbuf ()
 {
   clear ();
   add->next = 0;
   last->next = add;
   last = add;
-  room = ext;
   ptr = last->data;
+  end = ptr + ext;
 }
 void
 dynbuf::linearise (void *data)
 {
       linearise ((void *)add->data);
       clear ();
       first = last = add;
       ptr = last->data + _size;
+      end = ptr;
       _size = 0;
-      room = 0;
     }
   return first->data;
 }
   {
     force (128);
     va_list ap;
     va_start (ap, format);
-    len = vsnprintf (ptr, room, format, ap);
+    len = vsnprintf (ptr, end - ptr, format, ap);
     va_end (ap);
     assert (len >= 0); // shield against broken vsnprintf's
     // was enough room available
-    if (len < room)
+    if (ptr + len < end)
       {
         alloc (len);
         return;
       }
   }

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