--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ada/libgnat/s-filatt.ads	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,71 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT RUN-TIME COMPONENTS                         --
+--                                                                          --
+--                S Y S T E M . F I L E _ A T T R I B U T E S               --
+--                                                                          --
+--                                 S p e c                                  --
+--                                                                          --
+--             Copyright (C) 2013-2017, 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 package provides a binding to the GNAT file attribute query functions
+
+with System.OS_Constants;
+with System.Storage_Elements;
+
+package System.File_Attributes is
+
+   type File_Attributes is private;
+
+   procedure Reset_Attributes (A : access File_Attributes);
+
+   function Error_Attributes (A : access File_Attributes) return Integer;
+
+   function File_Exists_Attr
+     (N : System.Address;
+      A : access File_Attributes) return Integer;
+
+   function Is_Regular_File_Attr
+     (N : System.Address;
+      A : access File_Attributes) return Integer;
+
+   function Is_Directory_Attr
+     (N : System.Address;
+      A : access File_Attributes) return Integer;
+
+private
+   package SOSC renames System.OS_Constants;
+
+   type File_Attributes is new
+     System.Storage_Elements.Storage_Array
+       (1 .. SOSC.SIZEOF_struct_file_attributes);
+   for File_Attributes'Alignment use Standard'Maximum_Alignment;
+
+   pragma Import (C, Reset_Attributes,     "__gnat_reset_attributes");
+   pragma Import (C, Error_Attributes,     "__gnat_error_attributes");
+   pragma Import (C, File_Exists_Attr,     "__gnat_file_exists_attr");
+   pragma Import (C, Is_Regular_File_Attr, "__gnat_is_regular_file_attr");
+   pragma Import (C, Is_Directory_Attr,    "__gnat_is_directory_attr");
+
+end System.File_Attributes;