X-Git-Url: http://git.nguyen.vg/gitweb/?p=tatoo.git;a=blobdiff_plain;f=src%2Fuid.mli;fp=src%2Fuid.mli;h=286caccbd9ebe747a7ac6174ab68f6145f6cb8d7;hp=0000000000000000000000000000000000000000;hb=b00bff88c7902e828804c06b7f9dc55222fdc84e;hpb=03b6a364e7240ca827585e7baff225a0aaa33bc6

diff --git a/src/uid.mli b/src/uid.mli
new file mode 100644
index 0000000..286cacc
--- /dev/null
+++ b/src/uid.mli
@@ -0,0 +1,45 @@
+(***********************************************************************)
+(*                                                                     *)
+(*                               TAToo                                 *)
+(*                                                                     *)
+(*                     Kim Nguyen, LRI UMR8623                         *)
+(*                   Université Paris-Sud & CNRS                       *)
+(*                                                                     *)
+(*  Copyright 2010-2012 Université Paris-Sud and Centre National de la *)
+(*  Recherche Scientifique. All rights reserved.  This file is         *)
+(*  distributed under the terms of the GNU Lesser General Public       *)
+(*  License, with the special exception on linking described in file   *)
+(*  ../LICENSE.                                                        *)
+(*                                                                     *)
+(***********************************************************************)
+
+(*
+  Time-stamp: <Last modified on 2013-01-30 19:06:33 CET by Kim Nguyen>
+*)
+
+(** This modules implements unique identifiers represented by integers *)
+
+type t = private int
+(** The type of unique identifiers. *)
+
+exception Overflow
+(** Raised when the internal counters for IDs overflows. *)
+
+val make_maker : unit -> (unit -> t)
+(** Returns an uid generator.
+    [make_maker ()] returns a function that generates unique ids. Raises
+    [Overflow] if the internal counter overflows.
+*)
+
+val dummy : t
+(** A dummy identifier, guaranteed to be distinct from any value
+    returned by a generator.
+*)
+
+external to_int : t -> int = "%identity"
+(** Convert a unique id to an integer *)
+
+(**/**)
+
+external of_int : int -> t = "%identity"
+(** May break the invariant, use with caution *)