------------------------------------------------------------------------------
------------------------------------------------------------------------------
-- 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 io_tools;      use io_tools;
with Text_IO;       use Text_IO;
with processor_set; use processor_set;
use processor_set.generic_processor_set;
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
with unbounded_strings;     use unbounded_strings;
use unbounded_strings.strings_table_package;
use unbounded_strings.unbounded_string_list_package;
with parameters;          use parameters;
with parameters.extended; use parameters.extended;
use parameters.framework_parameters_table_package;
with task_set; use task_set;
use task_set.generic_task_set;
with tasks;             use tasks;
with task_dependencies; use task_dependencies;
use task_dependencies.half_dep_set;
with dependencies;             use dependencies;
with systems;                  use systems;
with call_framework;           use call_framework;
with call_framework_interface; use call_framework_interface;
use call_framework_interface.framework_response_package;
use call_framework_interface.framework_request_package;
with framework;                         use framework;
with call_scheduling_framework;         use call_scheduling_framework;
with multiprocessor_services;           use multiprocessor_services;
with multiprocessor_services_interface; use multiprocessor_services_interface;
use multiprocessor_services_interface.scheduling_result_per_processor_package;
with debug;          use debug;
with GNAT.Command_Line;
with GNAT.OS_Lib;    use GNAT.OS_Lib;
with version;        use version;
with Ada.Exceptions; use Ada.Exceptions;

procedure read_write is

   -- To read the Cheddar architecture model
   --
   sys                   : system;
   project_file_list     : unbounded_string_list;
   project_file_dir_list : unbounded_string_list;

   -- Is the command should run in verbose mode ?
   --
   verbose : Boolean := False;

   -- The XML file to read
   --
   input_file      : Boolean := False;
   input_file_name : Unbounded_String;

   -- The XML file to write
   --
   output_file      : Boolean := False;
   output_file_name : Unbounded_String;

   procedure usage is
   begin
      Put_Line ("read_write reads and writes a Cheddar architecture model.");

      New_Line;
      Put_Line
        ("Check Cheddar home page for details :  http://beru.univ-brest.fr/cheddar ");
      New_Line;
      New_Line;
      Put_Line ("Usage : read_write [switch] ");
      Put_Line ("   switch can be :");
      Put_Line ("            -u get this help");
      Put_Line ("            -v verbose mode ");
      Put_Line
        ("            -i intut-file-name, read the architecture model from the XML file  intut-file-name ");
      Put_Line
        ("            -o output-file-name, print the architecture model to the XML file  output-file-name ");
      New_Line;
   end usage;

begin

   copyright ("read_write");

   -- Get arguments
   --
   loop
      case GNAT.Command_Line.Getopt ("u v i: o:") is
         when ASCII.NUL =>
            exit;

         when 'o' =>
            output_file      := True;
            output_file_name :=
              To_Unbounded_String (GNAT.Command_Line.Parameter);

         when 'i' =>
            input_file      := True;
            input_file_name :=
              To_Unbounded_String (GNAT.Command_Line.Parameter);

         when 'v' =>
            verbose := True;

         when 'u' =>
            usage;
            OS_Exit (0);

         when others =>
            usage;
            OS_Exit (0);
      end case;
   end loop;

   -- Is an input file given ???
   --
   if (not output_file) or (not input_file) then
      usage;
      OS_Exit (0);
   end if;

   -- Initialize the Cheddar framework
   --
   call_framework.initialize (False);

   -- Read the XML project file
   --
   initialize (project_file_list);
   initialize (sys);
   systems.read_from_xml_file (sys, project_file_dir_list, input_file_name);
   systems.write_to_xml_file (sys, output_file_name);

end read_write;