gnoga_2.1.2_5f127c56/deps/zanyblue/src/os/zanyblue-command_line.adb

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--  -*- coding: utf-8 -*-
--
--  ZanyBlue, an Ada library and framework for finite element analysis.
--
--  Copyright (c) 2017, Michael Rohan <mrohan@zanyblue.com>
--  All rights reserved.
--
--  Redistribution and use in source and binary forms, with or without
--  modification, are permitted provided that the following conditions
--  are met:
--
--    * Redistributions of source code must retain the above copyright
--      notice, this list of conditions and the following disclaimer.
--
--    * Redistributions in binary form must reproduce the above copyright
--      notice, this list of conditions and the following disclaimer in the
--      documentation and/or other materials provided with the distribution.
--
--    * Neither the name of ZanyBlue nor the names of its contributors may
--      be used to endorse or promote products derived from this software
--      without specific prior written permission.
--
--  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
--  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
--  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
--  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
--  HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
--  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
--  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
--  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
--  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
--  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
--  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
--

--
--  This is a simple wrapper package around the standard Ada.Command_Line
--  package with String arguments and functions.  The underlying
--  Strings from Ada.Command_Line are simply interpreted as UTF-8 encoded
--  strings and are decoded to UXStrings.
--

with Ada.Command_Line;

package body ZanyBlue.Command_Line is

   use Ada.Command_Line;

   --------------
   -- Argument --
   --------------

   function Argument
     (Number : Positive)
      return String
   is
   begin
      return From_UTF_8 (Argument (Number));
   end Argument;

   --------------------
   -- Argument_Count --
   --------------------

   function Argument_Count return Natural is
   begin
      return Ada.Command_Line.Argument_Count;
   end Argument_Count;

   ------------------
   -- Command_Name --
   ------------------

   function Command_Name return String is
   begin
      return From_UTF_8 (Command_Name);
   end Command_Name;

end ZanyBlue.Command_Line;