------------------------------------------------------------------------------
--                                                                          --
--                         GNAT RUNTIME COMPONENTS                          --
--                                                                          --
--                          G N A T . I O _ A U X                           --
--                                                                          --
--                                 S p e c                                  --
--                                                                          --
--                                                                          --
--           Copyright (C) 1995-2002 Ada Core Technologies, 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 2,  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.  See the GNU General Public License --
-- for  more details.  You should have  received  a copy of the GNU General --
-- Public License  distributed with GNAT;  see file COPYING.  If not, write --
-- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
-- MA 02111-1307, USA.                                                      --
--                                                                          --
-- As a special exception,  if other files  instantiate  generics from this --
-- unit, or you link  this unit with other files  to produce an executable, --
-- this  unit  does not  by itself cause  the resulting  executable  to  be --
-- covered  by the  GNU  General  Public  License.  This exception does not --
-- however invalidate  any other reasons why  the executable file  might be --
-- covered by the  GNU Public License.                                      --
--                                                                          --
-- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com).   --
--                                                                          --
------------------------------------------------------------------------------

--  Auxiliary functions or use with Text_IO

--  This package provides some auxiliary functions for use with Text_IO,
--  including a test for an existing file, and a Get_Line function which
--  returns a string.

with Ada.Text_IO;

package GNAT.IO_Aux is

   function File_Exists (Name : String) return Boolean;
   --  Test for existence of a file named Name

   function Get_Line return String;
   --  Read Ada.Text_IO.Current_Input and return string that includes all
   --  characters from the current character up to the end of the line,
   --  with no limit on its length. Raises Ada.IO_Exceptions.End_Error if
   --  at end of file.

   function Get_Line (File : Ada.Text_IO.File_Type) return String;
   --  Same, but reads from specified file

end GNAT.IO_Aux;
