X-Git-Url: http://git.nguyen.vg/gitweb/?p=tatoo.git;a=blobdiff_plain;f=src%2Fmisc.ml;fp=src%2Fmisc.ml;h=f8156b0d22191f8cfe0da534b6b0458a61c2630c;hp=0000000000000000000000000000000000000000;hb=b00bff88c7902e828804c06b7f9dc55222fdc84e;hpb=03b6a364e7240ca827585e7baff225a0aaa33bc6

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+(***********************************************************************)
+(*                                                                     *)
+(*                               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 2013-03-04 23:00:19 CET by Kim Nguyen>
+*)
+
+(** Various generic signatures and generic module and functor definitions
+*)
+INCLUDE "utils.ml"
+
+module HashSet (H : Hashtbl.HashedType) :
+  Common_sig.HashSet with type data = H.t =
+struct
+  module T = Hashtbl.Make(H)
+  type data = H.t
+  type t = data T.t
+  let create = T.create
+  let add h v = T.add h v v
+  let find = T.find
+  let remove = T.remove
+  let find_all = T.find_all
+  let clear = T.clear
+  let mem = T.mem
+end
+
+module Pair (X : Common_sig.Type) (Y : Common_sig.Type) :
+  Common_sig.Type with type t = X.t * Y.t =
+struct
+  type t = X.t * Y.t
+  let hash (x, y) = HASHINT2(X.hash x, Y.hash y)
+  let compare (x1, y1) (x2, y2) =
+    let r = X.compare x1 x2 in
+    if r != 0 then r else Y.compare y1 y2
+  let equal p1 p2 =
+    p1 == p2 ||
+      let x1, y1 = p1
+      and x2, y2 = p2 in X.equal x1 x2 && Y.equal y1 y2
+end