(* Mark objects as 'ancient' so they are taken out of the OCaml heap.
- * $Id: ancient.ml,v 1.4 2006-09-28 12:40:07 rich Exp $
+ * $Id: ancient.ml,v 1.5 2006-10-09 12:18:05 rich Exp $
*)
type 'a ancient
external delete : 'a ancient -> unit = "ancient_delete"
+external is_ancient : 'a -> bool = "ancient_is_ancient"
+
type md
external attach : Unix.file_descr -> nativeint -> md = "ancient_attach"
external share : md -> int -> 'a -> 'a ancient = "ancient_share"
external get : md -> int -> 'a ancient = "ancient_get"
+
+let max_key = 1023 (* MMALLOC_KEYS-1. See mmprivate.h *)