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+------------------------------------------------------------------------------
+-- --
+-- GNAT RUN-TIME COMPONENTS --
+-- --
+-- A D A . D I R E C T O R I E S . V A L I D I T Y --
+-- --
+-- S p e c --
+-- --
+-- Copyright (C) 2004-2009, Free Software Foundation, Inc. --
+-- --
+-- 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. --
+-- --
+------------------------------------------------------------------------------
+
+-- This private child package is used in the body of Ada.Directories.
+-- It has several bodies, for different platforms.
+
+private package Ada.Directories.Validity is
+
+ function Is_Valid_Simple_Name (Name : String) return Boolean;
+ -- Returns True if Name is a valid file name
+
+ function Is_Valid_Path_Name (Name : String) return Boolean;
+ -- Returns True if Name is a valid path name
+
+ function Is_Path_Name_Case_Sensitive return Boolean;
+ -- Returns True if file and path names are case-sensitive
+
+ function OpenVMS return Boolean;
+ -- Return True when OS is OpenVMS
+
+ function Windows return Boolean;
+ -- Return True when OS is Windows
+
+end Ada.Directories.Validity;