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+------------------------------------------------------------------------------
+-- --
+-- GNAT RUN-TIME COMPONENTS --
+-- --
+-- A D A . N U M E R I C S . F L O A T _ R A N D O M --
+-- --
+-- S p e c --
+-- --
+-- Copyright (C) 1992-2010, Free Software Foundation, Inc. --
+-- --
+-- This specification is derived from the Ada Reference Manual for use with --
+-- GNAT. The copyright notice above, and the license provisions that follow --
+-- apply solely to the contents of the part following the private keyword. --
+-- --
+-- GNAT is free software; you can redistribute it and/or modify it under --
+-- terms of the GNU General Public License as published by the Free Soft- --
+-- ware Foundation; either version 3, or (at your option) any later ver- --
+-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
+-- or FITNESS FOR A PARTICULAR PURPOSE. --
+-- --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception, --
+-- version 3.1, as published by the Free Software Foundation. --
+-- --
+-- You should have received a copy of the GNU General Public License and --
+-- a copy of the GCC Runtime Library Exception along with this program; --
+-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
+-- <http://www.gnu.org/licenses/>. --
+-- --
+-- GNAT was originally developed by the GNAT team at New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc. --
+-- --
+------------------------------------------------------------------------------
+
+-- Note: the implementation used in this package is a version of the
+-- Mersenne Twister. See s-rannum.adb for details and references.
+
+with System.Random_Numbers;
+
+package Ada.Numerics.Float_Random is
+
+ -- Basic facilities
+
+ type Generator is limited private;
+
+ subtype Uniformly_Distributed is Float range 0.0 .. 1.0;
+
+ function Random (Gen : Generator) return Uniformly_Distributed;
+
+ procedure Reset (Gen : Generator);
+ procedure Reset (Gen : Generator; Initiator : Integer);
+
+ -- Advanced facilities
+
+ type State is private;
+
+ procedure Save (Gen : Generator; To_State : out State);
+ procedure Reset (Gen : Generator; From_State : State);
+
+ Max_Image_Width : constant := System.Random_Numbers.Max_Image_Width;
+
+ function Image (Of_State : State) return String;
+ function Value (Coded_State : String) return State;
+
+private
+
+ type Generator is new System.Random_Numbers.Generator;
+
+ type State is new System.Random_Numbers.State;
+
+end Ada.Numerics.Float_Random;