------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- Cheddar is a GNU GPL real-time scheduling analysis tool.
-- This program provides services to automatically check schedulability and
-- other performance criteria of real-time architecture models.
--
-- Copyright (C) 2002-2023, Frank Singhoff, Alain Plantec, Jerome Legrand,
--                          Hai Nam Tran, Stephane Rubini
--
-- The Cheddar project was started in 2002 by
-- Frank Singhoff, Lab-STICC UMR 6285, Université de Bretagne Occidentale
--
-- Cheddar has been published in the "Agence de Protection des Programmes/France" in 2008.
-- Since 2008, Ellidiss technologies also contributes to the development of
-- Cheddar and provides industrial support.
--
-- The full list of contributors and sponsors can be found in README.md
--
-- This program is free software; you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation; either version 2 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT 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
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
--
--
-- Contact : cheddar@listes.univ-brest.fr
--
------------------------------------------------------------------------------
-- Last update :
--    $Rev$
--    $Date$
--    $Author: singhoff $
------------------------------------------------------------------------------
------------------------------------------------------------------------------

with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;

package io_tools is

   -- Retrieve the file name from from a full path of the file
   --
   function simple_name (path : in Unbounded_String) return Unbounded_String;

   type file_mode is (save_in_new_file, append_to_old_file);

   can_not_open_file_for_reading : exception;
   can_not_open_file_for_writing : exception;

   -- Read a ASCII file and store it in a
   -- ADA string
   -- I/O Exceptions can be raised in case of I/O error
   --
   function read_sequential_file
     (file_name : Unbounded_String) return Unbounded_String;
   function read_sequential_file (file_name : String) return Unbounded_String;

   -- Read a ASCII file and store it in a
   -- ADA string
   -- I/O Exceptions can be raised in case of I/O error
   --
   procedure write_sequential_file
     (file_name : in Unbounded_String; data : in Unbounded_String);
   procedure write_sequential_file
     (file_name : in String; data : in Unbounded_String);

   -- Check is a file can be read
   -- Return True if the file can be read
   --
   function can_be_read (file_name : Unbounded_String) return Boolean;

end io_tools;